CN108574550B - Method and device used in user equipment and base station for dynamic scheduling - Google Patents
Method and device used in user equipment and base station for dynamic scheduling Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0036—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the receiver
- H04L1/0038—Blind format detection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
- H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
- H04L25/03057—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a recursive structure
- H04L25/0307—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a recursive structure using blind adaptation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
- H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
- H04L25/03082—Theoretical aspects of adaptive time domain methods
- H04L25/03089—Theory of blind algorithms, recursive or not
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Abstract
The invention discloses a method and a device used in user equipment and a base station for dynamic scheduling. The UE receives the first information and then monitors the first signaling in the first time-frequency resource pool. The first time-frequency resource pool comprises X RE sets, the X RE sets are sequentially indexed, and the X RE sets are divided into Z time-frequency resource sub-pools. The first signaling is physical layer signaling, and at most Q detections are performed on the first signaling in the first time-frequency resource pool, wherein Z detections in the Q detections are performed in the Z time-frequency resource sub-pools respectively. A first time-frequency resource sub-pool and a second time-frequency resource sub-pool exist in the Z time-frequency resource sub-pools, and the difference between the minimum index value corresponding to the RE set in the first time-frequency resource sub-pool and the minimum index value corresponding to the RE set in the second time-frequency resource sub-pool is P. The first information is used to determine the P. The invention can effectively reduce the power consumption of the user equipment.
Description
Technical Field
The present application relates to a transmission method and apparatus in a wireless communication system, and more particularly, to a transmission scheme and apparatus for dynamic scheduling signaling.
Background
In the future, the application scenes of the wireless communication system are more and more diversified, and different application scenes put different performance requirements on the system. In order to meet different performance requirements of various application scenarios, research on New air interface technology (NR, New Radio) (or 5G) is decided on 3GPP (3rd Generation Partner Project) RAN (Radio Access Network) #72 global meetings.
In order to adapt to various application scenarios and meet access requirements of different User Equipments (UEs), a consensus is reached in 3GPP RAN1#86bis conference, that is, the UE may receive control information with a smaller received radio frequency bandwidth and then receive subsequent data transmission with a larger bandwidth, so that power consumption of the UE may be effectively reduced. On the other hand, since the maximum radio frequency bandwidth supported by different user equipments may be different, it is also required to consider the requirement of different receiving bandwidths in channel design.
Disclosure of Invention
In the existing PDCCH (Physical Downlink Control Channel) and EPDCCH (Enhanced Physical Downlink Control Channel) designs of LTE, a ue performs blind detection on multiple candidates (candidates) of a given Aggregation Level (Aggregation Level) in a given search space to obtain Downlink Control Information (DCI). The distribution of multiple candidates in the search space for a given aggregation level directly affects the minimum radio frequency bandwidth required for blind detection by a ue.
The application provides a solution for the design of the search space of the downlink control channel in NR, in particular for the distributed design of candidates (candidates) in the search space. By adopting the solution of the present application, a plurality of alternative distributions of a given aggregation level can be configured according to the used bandwidth limit or requirement, thereby reducing power consumption when receiving downlink control information and meeting the requirements of different user equipment capabilities. It should be noted that, without conflict, the embodiments and features in the embodiments in the UE (User Equipment) of the present application may be applied to the base station, and vice versa. Further, the embodiments and features of the embodiments of the present application may be arbitrarily combined with each other without conflict.
The application discloses a method used in a UE for dynamic scheduling, which comprises the following steps:
-step a. receiving first information;
-step b. monitoring the first signalling in the first pool of time-frequency resources.
The first time-frequency resource pool comprises X RE sets, the X RE sets are sequentially indexed, and the indexed value of any one RE set in the X RE sets is a non-negative integer. The RE set comprises Y REs, Y being a positive integer greater than 1, there being no one RE belonging to both of the RE sets. The RE occupies one subcarrier in the frequency domain, and the RE occupies one multicarrier symbol in the time domain. The X RE sets are divided into Z sub-pools of time-frequency resources, which include L consecutively indexed RE sets. Z is a positive integer greater than 1, and L is a positive integer. Said X is equal to the product of said Z and said L; or said X is a positive integer less than the product of said Z and said L, and said X is greater than said L. The first signaling is physical layer signaling, and at most Q detections are performed on the first signaling in the first time-frequency resource pool, wherein Z detections in the Q detections are performed in the Z time-frequency resource sub-pools respectively. For a first time-frequency resource sub-pool, a second time-frequency resource sub-pool exists in the Z time-frequency resource sub-pools, the difference between the minimum index value corresponding to the RE set in the first time-frequency resource sub-pool and the minimum index value corresponding to the RE set in the second time-frequency resource sub-pool is P, and P is a positive integer. The first time-frequency resource sub-pool is any one of the Z time-frequency resource sub-pools. The first information is used to determine the P.
As an embodiment, with the method, the frequency domain bandwidth occupied by the Z time-frequency resource sub-pools is variable, so that the capability of receiving bandwidth of different receivers of the first signaling can be satisfied.
As an embodiment, in the method, the network may configure a bandwidth required for detecting the first signaling according to a power consumption requirement of a receiver of the first signaling, so as to effectively reduce power consumption when a low-power device detects the first signaling.
As an embodiment, the first time-frequency resource pool further includes REs outside the X RE sets.
As an embodiment, the first time-frequency Resource pool is composed of a positive integer number of consecutive PRBs (Physical Resource blocks) in the frequency domain.
As an embodiment, the first time-frequency resource pool is a centralized resource pool.
As an embodiment, REs in the set of REs (Resource elements) include REs occupied by reference signals.
As an embodiment, the REs in the RE set do not include REs occupied by a reference signal.
As an example, said Y is equal to 36.
As an example, said Y is equal to a positive integer multiple of 12.
As an embodiment, the REs in the RE set all occupy the same multicarrier symbol.
As an embodiment, there are two REs in the RE set occupying different multicarrier symbols.
As an embodiment, the X RE sets are indexed in a given order in the first time-frequency resource pool.
As an embodiment, the X RE sets are sequentially indexed in the first time-frequency resource pool in order of frequency domain.
As an embodiment, the X RE sets are sequentially indexed in the first time-frequency resource pool according to an order of time domain first and frequency domain second.
As an embodiment, one of the RE sets is a CCE (Control Channel Element).
As an embodiment, one RE set is an ECCE (Enhanced Control Channel Element).
As an embodiment, one of the RE sets is an SCCE (Short Control Channel Element).
As an embodiment, one of the RE sets is an NCCE (Narrow-band Control Channel Element).
As an embodiment, one RE set is one NR-CCE (New Radio Control Channel Element).
As an example, L is equal to a non-negative power of 2.
As one example, L is equal to one of {1,2,4,8,16,32 }.
As an embodiment, there is not one RE belonging to two of the Z sub-pools of time-frequency resources simultaneously.
As an embodiment, there is one RE belonging to two of the Z sub-pools of time-frequency resources simultaneously.
As an embodiment, there is one RE set belonging to two of the Z time-frequency resource sub-pools simultaneously.
As an embodiment, for the first signaling in the Z sub-pools of time-frequency resources, a maximum of J detections are performed, the J being less than the Q, the J being equal to a positive integer multiple of the Z.
As an embodiment, one of the time-frequency resource sub-pools is a PDCCH (Physical Downlink Control Channel) Candidate (Candidate) in a Search Space (Search Space).
As an embodiment, one of the time-frequency resource sub-pools is an NR-PDCCH (New Radio Physical Downlink Control Channel) Candidate (Candidate) in a Search Space (Search Space).
As an embodiment, the Z time-frequency resource sub-pools are Z PDCCH alternatives with the same Aggregation Level (Aggregation Level).
As an embodiment, the Z time-frequency resource sub-pools are Z NR-PDCCH candidates with the same Aggregation Level (Aggregation Level).
As an embodiment, the first information is specific to the first time-frequency resource pool.
As an embodiment, the first information is the UE-specific (UE-specific).
As an embodiment, the first information is higher layer information.
As an embodiment, the first information is carried by RRC (Radio Resource Control) signaling.
As an embodiment, the first information is carried by physical layer signaling.
As an embodiment, the first information is DCI (downlink Control information) or a part of DCI.
As an embodiment, the first signaling carries DCI.
As an embodiment, the first signaling is transmitted through a PDCCH (Physical Downlink Control Channel).
As an embodiment, the first signaling is transmitted through an Enhanced Physical Downlink Control Channel (EPDCCH).
As an embodiment, the first signaling is transmitted through a NR-PDCCH (New Radio Physical Downlink Control Channel).
As an embodiment, the first signaling is transmitted through an SPDCCH (Short Physical Downlink Control Channel).
As an embodiment, the UE performs, in the first time-frequency resource pool, Q detections for the first signaling at most, where Z detections of the Q detections are performed by the UE in the Z time-frequency resource sub-pools respectively.
As an embodiment, the first information is used by the UE to determine the P.
As one embodiment, the first information indicates the P.
According to one aspect of the present application, the above method is characterized in that the step a further comprises the steps of:
step A0. receives the second information.
Wherein the second information is used to determine the first time-frequency resource pool, the first time-frequency resource pool comprising H RE groups, the H RE groups being sequentially indexed, each of the X RE sets comprising M of the H RE groups that are consecutively indexed, the RE groups comprising a positive integer number of REs, M being a positive integer greater than 1, the H being equal to a product of the X and the M.
As an embodiment, the first time-frequency resource pool includes REs outside the H RE groups.
For one embodiment, the first time-frequency resource pool includes RE groups other than the H RE groups.
As an embodiment, one of the RE groups is one REG (Resource Element Group).
As an embodiment, one of the RE groups is an EREG (Enhanced Resource Element Group).
As an embodiment, one RE Group is an NR-REG (New Radio Resource Element Group, Resource Element Group of a New air interface).
As an embodiment, one of the RE groups occupies one multicarrier symbol in a time domain and one PRB (Physical Resource Block) in a frequency domain.
As an embodiment, the REs in the RE group do not include REs occupied by the reference signal.
As an embodiment, the REs in the RE group include REs occupied by a reference signal.
As an embodiment, one of the RE groups includes 12 REs.
As an embodiment, the second information is used by the UE to determine the first time-frequency resource pool.
As one embodiment, the second information indicates the first time-frequency resource pool.
As an embodiment, the H RE groups are sequentially indexed in a given order.
As an embodiment, the H RE groups are sequentially indexed in the order of time domain first and frequency domain second.
As an embodiment, the H RE groups are sequentially indexed in order of frequency domain first and time domain second.
As an embodiment, the second information is the UE-specific (UE-specific).
As an embodiment, the second information is higher layer information.
As an embodiment, the second information is carried by RRC (Radio Resource Control) signaling.
As an embodiment, the second information is carried by physical layer signaling.
As an embodiment, the second information is DCI (downlink Control information) or a part of DCI.
As an embodiment, the second information is transmitted through the same signaling as the first information.
As an embodiment, the second information is two fields (fields) in an ie (information element) of the same signaling as the first information.
As an embodiment, the second information and the first information are transmitted through the same domain in an IE of the same signaling, and Joint Coding (Joint Coding) is performed on the second information and the first information.
According to one aspect of the present application, the above method is characterized in that the step a further comprises the steps of:
-a step a1. sending the third information.
The third information includes capability information of a sender of the third information, where the capability information includes at least one of { maximum supported radio frequency bandwidth, maximum number of spatial multiplexing layers that can be supported in an uplink, maximum number of spatial multiplexing layers that can be supported in a downlink, and supported frequency band }.
As an embodiment, the third information is the UE-specific (UE-specific).
As an embodiment, the third information is higher layer information.
As an embodiment, the third information is carried by RRC (Radio Resource Control) signaling.
As an embodiment, the third message is carried by Msg-3 (message 3) in a random access procedure.
As an embodiment, the maximum supportable radio frequency bandwidth refers to a maximum supportable downlink radio frequency bandwidth.
As an embodiment, the maximum number of spatial multiplexing layers that can be supported by the uplink refers to the number of layers (layers) in uplink MIMO (Multiple Input Multiple Output) transmission.
As an embodiment, the maximum number of spatial multiplexing layers that can be supported by the downlink refers to the number of layers (layers) in downlink MIMO (Multiple Input Multiple Output) transmission.
As an embodiment, the supportable frequency Band (Band) refers to a frequency range in which a sender of the third information can transmit.
According to one aspect of the present application, the above method is characterized in that the step a further comprises the steps of:
-step a2. sending the fourth information.
Wherein the fourth information is used to determine a reception bandwidth expected by a sender of the fourth information.
As an embodiment, the fourth information is higher layer information.
As an embodiment, the fourth information is carried by RRC (Radio Resource Control) signaling.
As an embodiment, the fourth information is carried by a Preamble.
As an embodiment, the fourth message is carried by Msg-3 (message 3) in a random access procedure.
As an embodiment, the fourth information and the third information are transmitted through the same signaling.
As an embodiment, the fourth information and the third information are two fields (fields) in an ie (information element) of the same signaling.
As an embodiment, the fourth information and the third information are transmitted through the same domain in an IE of the same signaling, and Joint Coding (Joint Coding) is performed on the fourth information and the third information.
As an embodiment, the fourth information is used by a receiver of the fourth information to determine a reception bandwidth expected by a sender of the fourth information.
As an embodiment, the fourth information is used by a serving base station of the UE to determine a reception bandwidth expected by a sender of the fourth information.
As an embodiment, the fourth information indicates a reception bandwidth expected by a sender of the fourth information.
As one embodiment, the fourth information indicates a power consumption requirement of a sender of the fourth information.
According to an aspect of the application, the method is characterized in that at least one of the position of each of the X time-frequency resource sub-pools in the first time-frequency resource pool and { the characteristic ID of the monitor of the first signaling, the position of the first time-frequency resource pool in the time domain } is related.
As an embodiment, the position of each of the X time-frequency resource sub-pools in the first time-frequency resource pool refers to a position of the time-frequency resource sub-pool in a time-frequency domain of the first time-frequency resource pool.
As an embodiment, the position of each of the X time-frequency resource sub-pools in the first time-frequency resource pool refers to a pattern in which the time-frequency resource sub-pools are mapped into the first time-frequency resource pool.
As an embodiment, the first time-frequency resource pool is composed of W time-frequency resource sub-pools, the W time-frequency resource sub-pools are sequentially indexed, and a position of each time-frequency resource sub-pool in the X time-frequency resource sub-pools in the first time-frequency resource sub-pool refers to an indexed value corresponding to the time-frequency resource sub-pool.
As an embodiment, the feature ID of the monitor of the first signaling is an RNTI (Radio Network Temporary Identifier) of the UE.
As an embodiment, the feature ID of the monitor of the first signaling is a Cell Radio Network Temporary identity (Cell Radio Network Temporary identity) of the UE.
As an embodiment, the feature ID of the monitor of the first signaling is a TC-RNTI (Temporary Cell Radio Network Temporary identity) of the UE.
As an embodiment, the X time-frequency resource sub-pools are sorted according to the size of the smallest index value of the included RE sets, and a search space formed by RE sets included in the m-1 th time-frequency resource sub-pool of the X time-frequency resource sub-pools is obtained by the following formula:
in the formula, L equals L, P equals P, X equals X, i equals 0rIs the total number of RE sets contained in the first time-frequency resource pool, YrIs a value determined by at least one of { a characteristic ID of a monitor of the first signaling, a position of the first time-frequency resource pool in a time domain }.
As an embodiment, the position of the first time-frequency resource pool in the time domain refers to a serial number of a Slot (Slot) occupied by the first time-frequency resource pool.
As an embodiment, the position of the first time-frequency resource pool in the time domain refers to a sequence number of a Subframe (Subframe) occupied by the first time-frequency resource pool.
As an embodiment, the position of the first time-frequency resource pool in the time domain refers to a serial number of a multicarrier symbol occupied by the first time-frequency resource pool.
As an embodiment, the position of the first time-frequency resource pool in the time domain refers to a sequence number of a Mini-slot (Mini-slot) occupied by the first time-frequency resource pool.
As an example, two variables are related, which means that one variable can be derived from the other variable through a specific mapping or function.
As an example, two variables are related, meaning that a change in one variable may result in a change in the other variable.
According to one aspect of the application, the above method is characterized by further comprising the steps of:
-step c. operating the first wireless signal.
Wherein the operation is a reception or the operation is a transmission. The first signaling is used to determine scheduling information of the first wireless signal, where the scheduling information includes at least one of { occupied time domain resource, occupied frequency domain resource, adopted MCS, corresponding NDI, adopted RV, corresponding HARQ process number }.
As an embodiment, the first radio signal is transmitted through a DL-SCH (Downlink Shared Channel).
As an embodiment, the first wireless signal is transmitted through a PDSCH (Physical Downlink Shared Channel).
As an embodiment, the first wireless signal is transmitted through an UL-SCH (Uplink Shared Channel).
As an embodiment, the first wireless signal is transmitted through a PUSCH (Physical Uplink Shared Channel).
As an embodiment, the MCS (Modulation and Coding Scheme) includes at least one of { BPSK (Binary Phase Shift Keying), QPSK (Quadrature Phase Shift Keying), 16QAM (Quadrature Amplitude Modulation), 64QAM, 256QAM, 1024QAM }.
As an embodiment, the NDI (New Data Indicator) is used to indicate whether a New Data transmission or retransmission is carried by the first wireless signal.
The application discloses a method used in a base station for dynamic scheduling, which comprises the following steps:
-step a. sending a first information;
-step b. transmitting first signalling in a first pool of time-frequency resources.
The first time-frequency resource pool comprises X RE sets, the X RE sets are sequentially indexed, and the indexed value of any one RE set in the X RE sets is a non-negative integer. The RE set comprises Y REs, Y being a positive integer greater than 1, there being no one RE belonging to both of the RE sets. The RE occupies one subcarrier in the frequency domain, and the RE occupies one multicarrier symbol in the time domain. The X RE sets are divided into Z sub-pools of time-frequency resources, which include L consecutively indexed RE sets. Z is a positive integer greater than 1, and L is a positive integer. Said X is equal to the product of said Z and said L; or said X is a positive integer less than the product of said Z and said L, and said X is greater than said L. The first signaling is physical layer signaling, and at most Q detections are performed on the first signaling in the first time-frequency resource pool, wherein Z detections in the Q detections are performed in the Z time-frequency resource sub-pools respectively. For a first time-frequency resource sub-pool, a second time-frequency resource sub-pool exists in the Z time-frequency resource sub-pools, the difference between the minimum index value corresponding to the RE set in the first time-frequency resource sub-pool and the minimum index value corresponding to the RE set in the second time-frequency resource sub-pool is P, and P is a positive integer. The first time-frequency resource sub-pool is any one of the Z time-frequency resource sub-pools. The first information is used to determine the P.
According to one aspect of the present application, the above method is characterized in that the step a further comprises the steps of:
step A0. sending the second information.
Wherein the second information is used to determine the first time-frequency resource pool, the first time-frequency resource pool comprising H RE groups, the H RE groups being sequentially indexed, each of the X RE sets comprising M of the H RE groups that are consecutively indexed, the RE groups comprising a positive integer number of REs, M being a positive integer greater than 1, the H being equal to a product of the X and the M.
According to one aspect of the present application, the above method is characterized in that the step a further comprises the steps of:
-a step a1. receiving third information.
The third information includes capability information of a sender of the third information, where the capability information includes at least one of { maximum supported radio frequency bandwidth, maximum number of spatial multiplexing layers that can be supported in an uplink, maximum number of spatial multiplexing layers that can be supported in a downlink, and supported frequency band }.
According to one aspect of the present application, the above method is characterized in that the step a further comprises the steps of:
-a step a2. receiving fourth information.
Wherein the fourth information is used to determine a reception bandwidth expected by a sender of the fourth information.
According to an aspect of the application, the method is characterized in that at least one of the position of each of the X time-frequency resource sub-pools in the first time-frequency resource pool and { the characteristic ID of the monitor of the first signaling, the position of the first time-frequency resource pool in the time domain } is related.
According to one aspect of the application, the above method is characterized by further comprising the steps of:
-step c.
Wherein the performing is receiving or the performing is transmitting. The first signaling is used to determine scheduling information of the first wireless signal, where the scheduling information includes at least one of { occupied time domain resource, occupied frequency domain resource, adopted MCS, corresponding NDI, adopted RV, corresponding HARQ process number }.
The application discloses a user equipment used for dynamic scheduling, which comprises the following modules:
-a first processing module: for receiving first information;
-a first receiving module: for monitoring a first signaling in a first pool of time-frequency resources.
The first time-frequency resource pool comprises X RE sets, the X RE sets are sequentially indexed, and the indexed value of any one RE set in the X RE sets is a non-negative integer. The RE set comprises Y REs, Y being a positive integer greater than 1, there being no one RE belonging to both of the RE sets. The RE occupies one subcarrier in the frequency domain, and the RE occupies one multicarrier symbol in the time domain. The X RE sets are divided into Z sub-pools of time-frequency resources, which include L consecutively indexed RE sets. Z is a positive integer greater than 1, and L is a positive integer. Said X is equal to the product of said Z and said L; or said X is a positive integer less than the product of said Z and said L, and said X is greater than said L. The first signaling is physical layer signaling, and at most Q detections are performed on the first signaling in the first time-frequency resource pool, wherein Z detections in the Q detections are performed in the Z time-frequency resource sub-pools respectively. For a first time-frequency resource sub-pool, a second time-frequency resource sub-pool exists in the Z time-frequency resource sub-pools, the difference between the minimum index value corresponding to the RE set in the first time-frequency resource sub-pool and the minimum index value corresponding to the RE set in the second time-frequency resource sub-pool is P, and P is a positive integer. The first time-frequency resource sub-pool is any one of the Z time-frequency resource sub-pools. The first information is used to determine the P.
According to an aspect of the present application, the above user equipment is further characterized in that the first processing module is further configured to receive second information, the second information being used for determining the first time-frequency resource pool, the first time-frequency resource pool includes H RE groups, the H RE groups are sequentially indexed, each of the X RE sets includes M RE groups of the H RE groups that are consecutively indexed, the RE groups include a positive integer number of REs, M is a positive integer greater than 1, and H is equal to a product of X and M.
According to an aspect of the application, the user equipment is further configured to transmit third information, where the third information includes capability information of a sender of the third information, and the capability information includes at least one of { maximum supported radio frequency bandwidth, maximum number of spatial multiplexing layers supportable in uplink, maximum number of spatial multiplexing layers supportable in downlink, and supported frequency band }.
According to an aspect of the application, the above user equipment is characterized in that the first processing module is further configured to send fourth information, and the fourth information is used to determine a receiving bandwidth expected by a sender of the fourth information.
According to an aspect of the application, the ue is characterized in that at least one of a location of each of the X time-frequency resource sub-pools in the first time-frequency resource pool and { a characteristic ID of a monitor of the first signaling, a location of the first time-frequency resource pool in a time domain } is related.
According to an aspect of the present application, the user equipment is characterized by further comprising the following modules:
-a second processing module: for operating on the first wireless signal.
Wherein the operation is a reception or the operation is a transmission. The first signaling is used to determine scheduling information of the first wireless signal, where the scheduling information includes at least one of { occupied time domain resource, occupied frequency domain resource, adopted MCS, corresponding NDI, adopted RV, corresponding HARQ process number }.
The application discloses a base station device used for dynamic scheduling, which comprises the following modules:
-a third processing module: for transmitting first information;
-a first sending module: for transmitting first signaling in a first pool of time-frequency resources.
The first time-frequency resource pool comprises X RE sets, the X RE sets are sequentially indexed, and the indexed value of any one RE set in the X RE sets is a non-negative integer. The RE set comprises Y REs, Y being a positive integer greater than 1, there being no one RE belonging to both of the RE sets. The RE occupies one subcarrier in the frequency domain, and the RE occupies one multicarrier symbol in the time domain. The X RE sets are divided into Z sub-pools of time-frequency resources, which include L consecutively indexed RE sets. Z is a positive integer greater than 1, and L is a positive integer. Said X is equal to the product of said Z and said L; or said X is a positive integer less than the product of said Z and said L, and said X is greater than said L. The first signaling is physical layer signaling, and at most Q detections are performed on the first signaling in the first time-frequency resource pool, wherein Z detections in the Q detections are performed in the Z time-frequency resource sub-pools respectively. For a first time-frequency resource sub-pool, a second time-frequency resource sub-pool exists in the Z time-frequency resource sub-pools, the difference between the minimum index value corresponding to the RE set in the first time-frequency resource sub-pool and the minimum index value corresponding to the RE set in the second time-frequency resource sub-pool is P, and P is a positive integer. The first time-frequency resource sub-pool is any one of the Z time-frequency resource sub-pools. The first information is used to determine the P.
According to an aspect of the present application, the base station device is further configured to send second information, where the second information is used to determine the first time-frequency resource pool, the first time-frequency resource pool includes H RE groups, the H RE groups are sequentially indexed, each of the X RE sets includes M RE groups of the H RE groups that are continuously indexed, the RE groups include a positive integer number of REs, M is a positive integer greater than 1, and H is equal to a product of X and M.
According to an aspect of the application, the base station device is further configured to receive third information, where the third information includes capability information of a sender of the third information, and the capability information includes at least one of { maximum supported radio frequency bandwidth, maximum number of spatial multiplexing layers supportable in uplink, maximum number of spatial multiplexing layers supportable in downlink, and supportable frequency band }.
According to an aspect of the application, the base station device is characterized in that the third processing module is further configured to receive fourth information, and the fourth information is used to determine a receiving bandwidth expected by a sender of the fourth information.
According to an aspect of the application, the base station device is characterized in that at least one of a position of each of the X time-frequency resource sub-pools in the first time-frequency resource pool and { a characteristic ID of a monitor of the first signaling, a position of the first time-frequency resource pool in a time domain } is related.
According to an aspect of the present application, the base station apparatus is characterized by further comprising:
-a fourth processing module: for executing the first wireless signal.
Wherein the performing is receiving or the performing is transmitting. The first signaling is used to determine scheduling information of the first wireless signal, where the scheduling information includes at least one of { occupied time domain resource, occupied frequency domain resource, adopted MCS, corresponding NDI, adopted RV, corresponding HARQ process number }.
The application has the following main technical advantages:
with the present application, the width of the frequency domain occupied by the search space for control signaling in a given resource pool is configurable, so that the capability of receiving bandwidth of different user equipments can be adapted.
By adopting the method and the device, the network can configure the bandwidth required by the search space of the control signaling in the frequency domain according to the power consumption requirement of the user equipment, and the power consumption of the low-power-consumption equipment in detecting the downlink control signaling is effectively reduced.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
fig. 1 shows a flow diagram of a downlink transmission of a first wireless signal according to an embodiment of the application;
fig. 2 illustrates a flow diagram for uplink transmission of a first wireless signal according to one embodiment of the present application;
FIG. 3 is a diagram illustrating a relationship of a first time-frequency resource pool, X RE sets, and Z time-frequency resource sub-pools according to an embodiment of the present application;
FIG. 4 shows a schematic diagram of the relationship of X RE sets to H RE groups according to one embodiment of the present application;
FIG. 5 shows a block diagram of a processing device in a User Equipment (UE) according to an embodiment of the present application;
fig. 6 shows a block diagram of a processing device in a base station according to an embodiment of the present application.
Detailed Description
The technical solutions of the present application will be further described in detail with reference to the accompanying drawings, and it should be noted that the embodiments and features of the embodiments of the present application can be arbitrarily combined with each other without conflict.
Example 1
For theBase station N1The third information is received in step S11, the fourth information is received in step S12, the second information is transmitted in step S13, the first information is transmitted in step S14, the first signaling is transmitted in the first time-frequency resource pool in step S15, and the first wireless signal is transmitted in step S16.
For theUE U2Third information is transmitted in step S21, fourth information is transmitted in step S22, second information is received in step S23, first information is received in step S24, first signaling is monitored in a first time-frequency resource pool in step S25, and a first wireless signal is received in step S26.
In embodiment 1, the first time-frequency resource pool includes X RE sets, the X RE sets are sequentially indexed, and an indexed value of any one RE set of the X RE sets is a non-negative integer. The RE set comprises Y REs, Y being a positive integer greater than 1, there being no one RE belonging to both of the RE sets. The RE occupies one subcarrier in the frequency domain, and the RE occupies one multicarrier symbol in the time domain. The X RE sets are divided into Z sub-pools of time-frequency resources, which include L consecutively indexed RE sets. Z is a positive integer greater than 1, and L is a positive integer. Said X is equal to the product of said Z and said L; or said X is a positive integer less than the product of said Z and said L, and said X is greater than said L. The first signaling is physical layer signaling, and at most Q detections are performed on the first signaling in the first time-frequency resource pool, wherein Z detections in the Q detections are performed in the Z time-frequency resource sub-pools respectively. For a first time-frequency resource sub-pool, a second time-frequency resource sub-pool exists in the Z time-frequency resource sub-pools, the difference between the minimum index value corresponding to the RE set in the first time-frequency resource sub-pool and the minimum index value corresponding to the RE set in the second time-frequency resource sub-pool is P, and P is a positive integer. The first time-frequency resource sub-pool is any one of the Z time-frequency resource sub-pools. The first information is used to determine the P. The second information is used to determine the first pool of time-frequency resources. The third information includes capability information of a sender of the third information, where the capability information includes at least one of { maximum supported radio frequency bandwidth, maximum number of spatial multiplexing layers that can be supported in an uplink, maximum number of spatial multiplexing layers that can be supported in a downlink, and supported frequency band }. The fourth information is used to determine a reception bandwidth expected by a sender of the fourth information. The first signaling is used to determine scheduling information of the first wireless signal, where the scheduling information includes at least one of { occupied time domain resource, occupied frequency domain resource, adopted MCS, corresponding NDI, adopted RV, corresponding HARQ process number }.
In sub-embodiment 1 of embodiment 1, the first pool of time-frequency resources includes H RE groups, the H RE groups are sequentially indexed, each of the X RE sets includes M RE groups of the H RE groups that are consecutively indexed, the RE groups include a positive integer number of REs, M is a positive integer greater than 1, and H is equal to a product of X and M.
In sub-embodiment 2 of embodiment 1, at least one of a position of each of the X time-frequency resource sub-pools in the first time-frequency resource pool and { a characteristic ID of a monitor of the first signaling, a position of the first time-frequency resource pool in a time domain } is related.
In sub-embodiment 3 of embodiment 1, for the first signaling in the Z sub-pools of time-frequency resources, a maximum of J detections is performed, J being smaller than Q, J being equal to a positive integer multiple of Z.
In a sub-embodiment 4 of embodiment 1, the first information is specific to the first pool of time-frequency resources.
In sub-embodiment 5 of embodiment 1, the first information is the UE-specific (UE-specific).
In sub-embodiment 6 of embodiment 1, the first information is higher layer information.
In sub-embodiment 7 of embodiment 1, the first information is carried by RRC (Radio Resource Control) signaling.
In a sub-embodiment 8 of embodiment 1, the first information is carried by physical layer signaling.
In sub-embodiment 9 of embodiment 1, the first information is DCI (downlink Control information) or a part of DCI.
In sub-embodiment 10 of embodiment 1, the first signaling carries DCI.
In sub-embodiment 11 of embodiment 1, the first information indicates the P
In sub-embodiment 12 of embodiment 1, the second information is higher layer information.
In sub-embodiment 13 of embodiment 1, the second information is carried by RRC (Radio Resource Control) signaling.
In a sub-embodiment 14 of embodiment 1, the second information is transmitted by the same signaling as the first information.
In a sub-embodiment 15 of embodiment 1, the second information is two fields in an ie (information element) of the same signaling as the first information.
In a sub-embodiment 16 of embodiment 1, the third information is carried by RRC (Radio Resource Control) signaling.
In a sub-embodiment 17 of embodiment 1, the third message is carried by Msg-3 (message 3) in a random access procedure.
In a sub-embodiment 18 of embodiment 1, the fourth information is carried by RRC (Radio Resource Control) signaling.
In a sub-embodiment 19 of embodiment 1, said fourth information is carried by a Preamble sequence (Preamble).
In a sub-embodiment 20 of embodiment 1, the fourth message is carried by Msg-3 (message 3) in a random access procedure.
In a sub-embodiment 21 of embodiment 1, the fourth information is transmitted with the same signaling as the third information.
In a sub-embodiment 22 of embodiment 1, the fourth information and the third information are two fields in an ie (information element) of the same signaling.
In sub-embodiment 23 of embodiment 1, the fourth information indicates a power consumption requirement of a sender of the fourth information.
In a sub-embodiment 24 of embodiment 1, the first radio signal is transmitted via a DL-SCH (Downlink Shared Channel).
Example 2
For theBase station N3The third information is received in step S31, the fourth information is received in step S32, the second information is transmitted in step S33, the first information is transmitted in step S34, the first signaling is transmitted in the first time-frequency resource pool in step S35, and the first wireless signal is received in step S36.
For theUE U4Third information is transmitted in step S41, fourth information is transmitted in step S42, second information is received in step S43, first information is received in step S44, first signaling is monitored in a first time-frequency resource pool in step S45, and a first wireless signal is transmitted in step S46.
In embodiment 2, the first time-frequency resource pool includes X RE sets, the X RE sets are sequentially indexed, and an indexed value of any one RE set of the X RE sets is a non-negative integer. The RE set comprises Y REs, Y being a positive integer greater than 1, there being no one RE belonging to both of the RE sets. The RE occupies one subcarrier in the frequency domain, and the RE occupies one multicarrier symbol in the time domain. The X RE sets are divided into Z sub-pools of time-frequency resources, which include L consecutively indexed RE sets. Z is a positive integer greater than 1, and L is a positive integer. Said X is equal to the product of said Z and said L; or said X is a positive integer less than the product of said Z and said L, and said X is greater than said L. The first signaling is physical layer signaling, and at most Q detections are performed on the first signaling in the first time-frequency resource pool, wherein Z detections in the Q detections are performed in the Z time-frequency resource sub-pools respectively. For a first time-frequency resource sub-pool, a second time-frequency resource sub-pool exists in the Z time-frequency resource sub-pools, the difference between the minimum index value corresponding to the RE set in the first time-frequency resource sub-pool and the minimum index value corresponding to the RE set in the second time-frequency resource sub-pool is P, and P is a positive integer. The first time-frequency resource sub-pool is any one of the Z time-frequency resource sub-pools. The first information is used to determine the P. The second information is used to determine the first pool of time-frequency resources. The third information includes capability information of a sender of the third information, where the capability information includes at least one of { maximum supported radio frequency bandwidth, maximum number of spatial multiplexing layers that can be supported in an uplink, maximum number of spatial multiplexing layers that can be supported in a downlink, and supported frequency band }. The fourth information is used to determine a reception bandwidth expected by a sender of the fourth information. The first signaling is used to determine scheduling information of the first wireless signal, where the scheduling information includes at least one of { occupied time domain resource, occupied frequency domain resource, adopted MCS, corresponding NDI, adopted RV, corresponding HARQ process number }.
In sub-embodiment 1 of embodiment 2, the first pool of time-frequency resources includes H RE groups, the H RE groups are sequentially indexed, each of the X RE sets includes M RE groups of the H RE groups that are consecutively indexed, the RE groups include a positive integer number of REs, M is a positive integer greater than 1, and H is equal to a product of X and M.
In sub-embodiment 2 of embodiment 2, at least one of a position of each of the X time-frequency resource sub-pools in the first time-frequency resource pool and { a characteristic ID of a monitor of the first signaling, a position of the first time-frequency resource pool in a time domain } is related.
In a sub-embodiment 3 of embodiment 2, the first radio signal is transmitted via UL-SCH (Uplink Shared Channel).
In a sub-embodiment 4 of embodiment 2, the first radio signal is transmitted via a PUSCH (Physical Uplink Shared Channel).
In sub-embodiment 5 of embodiment 2, the MCS (Modulation and coding scheme) includes at least one of { BPSK (Binary Phase Shift Keying), QPSK (Quadrature Phase Shift Keying), 16QAM (Quadrature Amplitude Modulation), 64QAM, 256QAM, 1024QAM }.
In sub-embodiment 6 of embodiment 2, the NDI (New Data Indicator) is used to indicate whether a New Data transmission or retransmission is carried by the first wireless signal.
Example 3
In embodiment 3, the first time-frequency resource pool includes X RE sets, the X RE sets are sequentially indexed, and an indexed value of any one RE set of the X RE sets is a non-negative integer. The RE set comprises Y REs, Y being a positive integer greater than 1, there being no one RE belonging to both of the RE sets. The RE occupies one subcarrier in the frequency domain, and the RE occupies one multicarrier symbol in the time domain. The X RE sets are divided into Z sub-pools of time-frequency resources, which include L consecutively indexed RE sets. Z is a positive integer greater than 1, and L is a positive integer. Said X is equal to the product of said Z and said L; or said X is a positive integer less than the product of said Z and said L, and said X is greater than said L. For a first time-frequency resource sub-pool, a second time-frequency resource sub-pool exists in the Z time-frequency resource sub-pools, the difference between the minimum index value corresponding to the RE set in the first time-frequency resource sub-pool and the minimum index value corresponding to the RE set in the second time-frequency resource sub-pool is P, and P is a positive integer. The first time-frequency resource sub-pool is any one of the Z time-frequency resource sub-pools. The location of each of the X time-frequency resource sub-pools in the first time-frequency resource pool is related to at least one of { a characteristic ID of a monitor of a first signaling, a location of the first time-frequency resource pool in a time domain }.
In sub-embodiment 1 of embodiment 3, the first pool of time-frequency resources further includes RE sets other than the X RE sets.
In sub-embodiment 2 of embodiment 3, the first time-frequency Resource pool is composed of a positive integer number of consecutive PRBs (Physical Resource blocks) in the frequency domain.
In a sub-embodiment 3 of embodiment 3, the first time-frequency resource pool is a centralized (localized) resource pool.
In a sub-embodiment 4 of embodiment 3, REs in the set of REs (Resource elements) include REs occupied by reference signals.
In sub-embodiment 5 of embodiment 3, REs in the RE set do not include REs occupied by a reference signal.
In sub-embodiment 6 of embodiment 3, Y is equal to a positive integer multiple of 12.
In a sub-embodiment 7 of embodiment 3, the X sets of REs are indexed in a given order in the first pool of time-frequency resources.
In a sub-embodiment 8 of embodiment 3, one of the RE sets is one CCE (Control Channel Element).
In a sub-embodiment 9 of embodiment 3, L is equal to a non-negative power of 2.
In sub-embodiment 10 of embodiment 3, there is no RE that belongs to two of the Z sub-pools of time-frequency resources at the same time.
In sub-embodiment 11 of embodiment 3, there is one RE set belonging to two of the Z sub-pools of time-frequency resources simultaneously.
In sub-embodiment 12 of embodiment 3, one of the time-frequency resource sub-pools is an NR-PDCCH (New Radio Physical Downlink Control Channel) Candidate (Candidate) in a Search Space (Search Space).
In a sub-embodiment 13 of embodiment 3, the Z sub-pools of time-frequency resources are Z NR-PDCCH alternatives with the same Aggregation Level (Aggregation Level).
In the sub-embodiment 14 of the embodiment 3, a position of each of the X time-frequency resource sub-pools in the first time-frequency resource pool refers to a position of the time-frequency resource sub-pool in a time-frequency domain of the first time-frequency resource pool.
In sub-embodiment 15 of embodiment 3, a position of each of the X time-frequency resource sub-pools in the first time-frequency resource pool refers to a pattern in which the time-frequency resource sub-pool is mapped to the first time-frequency resource pool.
In a sub-embodiment 16 of embodiment 3, the first time-frequency resource pool is composed of W time-frequency resource sub-pools, the W time-frequency resource sub-pools are sequentially indexed, and a position of each time-frequency resource sub-pool in the X time-frequency resource sub-pools in the first time-frequency resource sub-pool refers to an indexed value corresponding to the time-frequency resource sub-pool.
In a sub-embodiment 17 of embodiment 3, the feature ID of the monitor of the first signaling is an RNTI (Radio Network Temporary Identifier) of the UE.
In the sub-embodiment 18 of embodiment 3, the X time-frequency resource sub-pools are sorted according to the size of the smallest index value of the included RE sets, and a search space formed by RE sets included in the m-1 th time-frequency resource sub-pool of the X time-frequency resource sub-pools is obtained by the following formula:
in the formula, L equals L, P equals P, X equals X, i equals 0rIs the total number of RE sets contained in the first time-frequency resource pool, YrIs a value determined by at least one of { a characteristic ID of a monitor of the first signaling, a position of the first time-frequency resource pool in a time domain }.
In a sub-embodiment 19 of embodiment 3, a position of the first time-frequency resource pool in a time domain refers to a serial number of a time Slot (Slot) occupied by the first time-frequency resource pool.
In sub-embodiment 20 of embodiment 3, the position of the first time-frequency resource pool in the time domain refers to a sequence number of a Subframe (Subframe) occupied by the first time-frequency resource pool.
Example 4
In embodiment 4, the first time-frequency resource pool includes H RE groups, the H RE groups are sequentially indexed, each of the X RE sets includes M RE groups of the H RE groups that are consecutively indexed, the RE groups include a positive integer number of REs, M is a positive integer greater than 1, and H is equal to a product of X and M.
In sub-embodiment 1 of embodiment 4, the first pool of time-frequency resources includes REs other than the H RE groups.
In sub-embodiment 2 of embodiment 4, the first pool of time-frequency resources includes RE groups other than the H RE groups.
In sub-embodiment 3 of embodiment 4, one of the RE groups is one REG (Resource Element Group).
In sub-embodiment 4 of embodiment 4, one RE Group is one NR-REG (New Radio Resource Element Group, New air interface Resource Element Group).
In sub-embodiment 5 of embodiment 4, one RE group occupies one multicarrier symbol in the time domain and one PRB (Physical Resource Block) in the frequency domain.
In sub-embodiment 6 of embodiment 4, REs in the RE group do not include REs occupied by a reference signal.
In sub-embodiment 7 of embodiment 4, the REs in the RE group include REs occupied by a reference signal.
In sub-embodiment 8 of embodiment 4, one of the RE groups includes 12 REs.
In sub-embodiment 9 of embodiment 4, the H RE groups are sequentially indexed in a given order.
In sub-embodiment 10 of embodiment 4, the H RE groups are sequentially indexed in the order of time domain first and frequency domain second.
In sub-embodiment 11 of embodiment 4, the H RE groups are sequentially indexed in order of frequency domain first, then time domain.
Example 5
In embodiment 5, the first processing module 101 is configured to receive first information; the first receiving module 102 is configured to monitor a first signaling in a first time-frequency resource pool; the second processing module 103 is used for operating the first wireless signal. The first time-frequency resource pool comprises X RE sets, the X RE sets are sequentially indexed, and the indexed value of any one RE set in the X RE sets is a non-negative integer. The RE set comprises Y REs, Y being a positive integer greater than 1, there being no one RE belonging to both of the RE sets. The RE occupies one subcarrier in the frequency domain, and the RE occupies one multicarrier symbol in the time domain. The X RE sets are divided into Z sub-pools of time-frequency resources, which include L consecutively indexed RE sets. Z is a positive integer greater than 1, and L is a positive integer. Said X is equal to the product of said Z and said L; or said X is a positive integer less than the product of said Z and said L, and said X is greater than said L. The first signaling is physical layer signaling, and at most Q detections are performed on the first signaling in the first time-frequency resource pool, wherein Z detections in the Q detections are performed in the Z time-frequency resource sub-pools respectively. For a first time-frequency resource sub-pool, a second time-frequency resource sub-pool exists in the Z time-frequency resource sub-pools, the difference between the minimum index value corresponding to the RE set in the first time-frequency resource sub-pool and the minimum index value corresponding to the RE set in the second time-frequency resource sub-pool is P, and P is a positive integer. The first time-frequency resource sub-pool is any one of the Z time-frequency resource sub-pools. The first information is used to determine the P. The operation is a reception or the operation is a transmission. The first signaling is used to determine scheduling information of the first wireless signal, where the scheduling information includes at least one of { occupied time domain resource, occupied frequency domain resource, adopted MCS, corresponding NDI, adopted RV, corresponding HARQ process number }.
In sub-embodiment 1 of embodiment 5, the first processing module 101 is further configured to receive second information, where the second information is used to determine the first time-frequency resource pool, the first time-frequency resource pool includes H RE groups, the H RE groups are sequentially indexed, each of the X RE sets includes M RE groups of the H RE groups that are consecutively indexed, the RE groups include a positive integer number of REs, M is a positive integer greater than 1, and H is equal to a product of X and M.
In sub-embodiment 2 of embodiment 5, the first processing module 101 is further configured to transmit third information, where the third information includes capability information of a sender of the third information, and the capability information includes at least one of { maximum supported radio frequency bandwidth, maximum number of spatial multiplexing layers that can be supported in an uplink, maximum number of spatial multiplexing layers that can be supported in a downlink, and supported frequency band }.
In sub-embodiment 3 of embodiment 5, the first processing module 101 is further configured to send fourth information, the fourth information being used to determine a reception bandwidth desired by a sender of the fourth information.
In a sub-embodiment 4 of embodiment 5, a position of each of the X time-frequency resource sub-pools in the first time-frequency resource pool is related to at least one of { a characteristic ID of a monitor of the first signaling, a position of the first time-frequency resource pool in a time domain }.
Example 6
In embodiment 6, the third processing module 201 is configured to send first information; the first sending module 202 is configured to send a first signaling in a first time-frequency resource pool; the fourth processing module 203 is configured to execute the first wireless signal. The first time-frequency resource pool comprises X RE sets, the X RE sets are sequentially indexed, and the indexed value of any one RE set in the X RE sets is a non-negative integer. The RE set comprises Y REs, Y being a positive integer greater than 1, there being no one RE belonging to both of the RE sets. The RE occupies one subcarrier in the frequency domain, and the RE occupies one multicarrier symbol in the time domain. The X RE sets are divided into Z sub-pools of time-frequency resources, which include L consecutively indexed RE sets. Z is a positive integer greater than 1, and L is a positive integer. Said X is equal to the product of said Z and said L; or said X is a positive integer less than the product of said Z and said L, and said X is greater than said L. The first signaling is physical layer signaling, and at most Q detections are performed on the first signaling in the first time-frequency resource pool, wherein Z detections in the Q detections are performed in the Z time-frequency resource sub-pools respectively. For a first time-frequency resource sub-pool, a second time-frequency resource sub-pool exists in the Z time-frequency resource sub-pools, the difference between the minimum index value corresponding to the RE set in the first time-frequency resource sub-pool and the minimum index value corresponding to the RE set in the second time-frequency resource sub-pool is P, and P is a positive integer. The first time-frequency resource sub-pool is any one of the Z time-frequency resource sub-pools. The first information is used to determine the P. The performing is receiving or the performing is transmitting. The first signaling is used to determine scheduling information of the first wireless signal, where the scheduling information includes at least one of { occupied time domain resource, occupied frequency domain resource, adopted MCS, corresponding NDI, adopted RV, corresponding HARQ process number }.
In sub-embodiment 1 of embodiment 6, the third processing module 201 is further configured to send second information, where the second information is used to determine the first time-frequency resource pool, the first time-frequency resource pool includes H RE groups, the H RE groups are sequentially indexed, each of the X RE sets includes M RE groups of the H RE groups that are consecutively indexed, the RE groups include a positive integer number of REs, M is a positive integer greater than 1, and H is equal to a product of X and M.
In sub-embodiment 2 of embodiment 6, the third processing module 201 is further configured to receive third information, where the third information includes capability information of a sender of the third information, and the capability information includes at least one of { maximum supported radio frequency bandwidth, maximum number of spatial multiplexing layers that can be supported in an uplink, maximum number of spatial multiplexing layers that can be supported in a downlink, and supported frequency band }.
In sub-embodiment 3 of embodiment 6, the third processing module 201 is further configured to receive fourth information, which is used to determine a reception bandwidth desired by a sender of the fourth information.
In sub-embodiment 4 of embodiment 6, each of the X time-frequency resource sub-pools is associated with at least one of a location in the first time-frequency resource pool and { a characteristic ID of a monitor of the first signaling, a location in a time domain of the first time-frequency resource pool }.
It will be understood by those skilled in the art that all or part of the steps of the above methods may be implemented by instructing relevant hardware through a program, and the program may be stored in a computer readable storage medium, such as a read-only memory, a hard disk or an optical disk. Alternatively, all or part of the steps of the above embodiments may be implemented by using one or more integrated circuits. Accordingly, the module units in the above embodiments may be implemented in a hardware form, or may be implemented in a form of software functional modules, and the present application is not limited to any specific form of combination of software and hardware. The UE or the terminal in the present application includes, but is not limited to, a mobile phone, a tablet, a notebook, a network card, a low power consumption device, an eMTC device, an NB-IoT device, a vehicle-mounted communication device, and other wireless communication devices. The base station or the network side device in the present application includes, but is not limited to, a macro cell base station, a micro cell base station, a home base station, a relay base station, an eNB, a gNB, a transmission and reception node TRP, and other wireless communication devices.
The above description is only a preferred embodiment of the present application, and is not intended to limit the scope of the present application. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (24)
1. A method in a user equipment used for dynamic scheduling, comprising the steps of:
-step a. receiving first information;
-step b. monitoring a first signalling in a first pool of time-frequency resources;
the first time-frequency resource pool comprises X RE sets, the X RE sets are sequentially indexed, and the indexed value of any one RE set in the X RE sets is a non-negative integer; the RE set comprises Y REs, wherein Y is a positive integer greater than 1, and no RE belongs to two RE sets at the same time; the RE occupies one subcarrier in the frequency domain, and the RE occupies one multicarrier symbol in the time domain; the X RE sets are divided into Z sub-pools of time-frequency resources, including L consecutively indexed the RE sets; z is a positive integer greater than 1, L is a positive integer; said X is equal to the product of said Z and said L, or said X is a positive integer less than the product of said Z and said L, and said X is greater than said L; the first signaling is physical layer signaling, and detection is performed on the first signaling for at most Q times in the first time-frequency resource pool, wherein Z times of detection in the Q times of detection are respectively performed in the Z time-frequency resource sub-pools; for a first time-frequency resource sub-pool, a second time-frequency resource sub-pool exists in the Z time-frequency resource sub-pools, the difference between the minimum index value corresponding to the RE set in the first time-frequency resource sub-pool and the minimum index value corresponding to the RE set in the second time-frequency resource sub-pool is P, and P is a positive integer; the first time-frequency resource sub-pool is any one time-frequency resource sub-pool in the Z time-frequency resource sub-pools; the first information is used to determine the P.
2. The method of claim 1, wherein step a further comprises the steps of:
-step A0. receiving the second information;
wherein the second information is used to determine the first time-frequency resource pool, the first time-frequency resource pool comprising H RE groups, the H RE groups being sequentially indexed, each of the X RE sets comprising M of the H RE groups that are consecutively indexed, the RE groups comprising a positive integer number of REs, M being a positive integer greater than 1, the H being equal to a product of the X and the M.
3. The method according to any one of claims 1 or 2, wherein said step a further comprises the steps of:
-a step a1. sending a third message;
the third information includes capability information of a sender of the third information, where the capability information includes at least one of a maximum supported radio frequency bandwidth, a maximum number of spatial multiplexing layers that can be supported in an uplink, a maximum number of spatial multiplexing layers that can be supported in a downlink, and a supported frequency band.
4. The method according to any one of claims 1 or 2, wherein said step a further comprises the steps of:
-a step a2. sending fourth information;
wherein the fourth information is used to determine a reception bandwidth expected by a sender of the fourth information.
5. The method according to any of claims 1 or 2, wherein the location of each of the X sub-pools of time-frequency resources in the first time-frequency resource pool is related to at least one of a characteristic ID of a monitor of the first signaling, and a location of the first time-frequency resource pool in a time domain.
6. The method according to any one of claims 1 or 2, further comprising the steps of:
-step c. operating on the first wireless signal;
wherein the operation is a reception or the operation is a transmission; the first signaling is used to determine scheduling information of the first wireless signal, where the scheduling information includes at least one of occupied time domain resources, occupied frequency domain resources, adopted MCS, corresponding NDI, adopted RV, and corresponding HARQ process number.
7. A method in a base station used for dynamic scheduling, comprising the steps of:
-step a. sending a first information;
-step b. transmitting first signalling in a first pool of time-frequency resources;
the first time-frequency resource pool comprises X RE sets, the X RE sets are sequentially indexed, and the indexed value of any one RE set in the X RE sets is a non-negative integer; the RE set comprises Y REs, wherein Y is a positive integer greater than 1, and no RE belongs to two RE sets at the same time; the RE occupies one subcarrier in the frequency domain, and the RE occupies one multicarrier symbol in the time domain; the X RE sets are divided into Z sub-pools of time-frequency resources, including L consecutively indexed the RE sets; z is a positive integer greater than 1, L is a positive integer; said X is equal to the product of said Z and said L, or said X is a positive integer less than the product of said Z and said L, and said X is greater than said L; the first signaling is physical layer signaling, and detection is performed on the first signaling for at most Q times in the first time-frequency resource pool, wherein Z times of detection in the Q times of detection are respectively performed in the Z time-frequency resource sub-pools; for a first time-frequency resource sub-pool, a second time-frequency resource sub-pool exists in the Z time-frequency resource sub-pools, the difference between the minimum index value corresponding to the RE set in the first time-frequency resource sub-pool and the minimum index value corresponding to the RE set in the second time-frequency resource sub-pool is P, and P is a positive integer; the first time-frequency resource sub-pool is any one time-frequency resource sub-pool in the Z time-frequency resource sub-pools; the first information is used to determine the P.
8. The method of claim 7, wherein step a further comprises the steps of:
step A0. sending the second information;
wherein the second information is used to determine the first time-frequency resource pool, the first time-frequency resource pool comprising H RE groups, the H RE groups being sequentially indexed, each of the X RE sets comprising M of the H RE groups that are consecutively indexed, the RE groups comprising a positive integer number of REs, M being a positive integer greater than 1, the H being equal to a product of the X and the M.
9. The method according to any one of claims 7 or 8, wherein the step a further comprises the steps of:
-a step a1. receiving third information;
the third information includes capability information of a sender of the third information, where the capability information includes at least one of a maximum supported radio frequency bandwidth, a maximum number of spatial multiplexing layers that can be supported in an uplink, a maximum number of spatial multiplexing layers that can be supported in a downlink, and a supported frequency band.
10. The method according to any one of claims 7 or 8, wherein the step a further comprises the steps of:
-a step a2. receiving fourth information;
wherein the fourth information is used to determine a reception bandwidth expected by a sender of the fourth information.
11. The method according to any of claims 7 or 8, wherein the location of each of the X sub-pools of time-frequency resources in the first time-frequency resource pool is related to at least one of a characteristic ID of a monitor of the first signaling, and a location of the first time-frequency resource pool in a time domain.
12. The method according to any one of claims 7 or 8, further comprising the steps of:
-step c. executing the first wireless signal;
wherein the performing is receiving or the performing is transmitting; the first signaling is used to determine scheduling information of the first wireless signal, where the scheduling information includes at least one of occupied time domain resources, occupied frequency domain resources, adopted MCS, corresponding NDI, adopted RV, and corresponding HARQ process number.
13. A user equipment configured for dynamic scheduling, comprising:
-a first processing module: for receiving first information;
-a first receiving module: monitoring a first signaling in a first time-frequency resource pool;
the first time-frequency resource pool comprises X RE sets, the X RE sets are sequentially indexed, and the indexed value of any one RE set in the X RE sets is a non-negative integer; the RE set comprises Y REs, wherein Y is a positive integer greater than 1, and no RE belongs to two RE sets at the same time; the RE occupies one subcarrier in the frequency domain, and the RE occupies one multicarrier symbol in the time domain; the X RE sets are divided into Z sub-pools of time-frequency resources, including L consecutively indexed the RE sets; z is a positive integer greater than 1, L is a positive integer; said X is equal to the product of said Z and said L, or said X is a positive integer less than the product of said Z and said L, and said X is greater than said L; the first signaling is physical layer signaling, and detection is performed on the first signaling for at most Q times in the first time-frequency resource pool, wherein Z times of detection in the Q times of detection are respectively performed in the Z time-frequency resource sub-pools; for a first time-frequency resource sub-pool, a second time-frequency resource sub-pool exists in the Z time-frequency resource sub-pools, the difference between the minimum index value corresponding to the RE set in the first time-frequency resource sub-pool and the minimum index value corresponding to the RE set in the second time-frequency resource sub-pool is P, and P is a positive integer; the first time-frequency resource sub-pool is any one time-frequency resource sub-pool in the Z time-frequency resource sub-pools; the first information is used to determine the P.
14. The UE of claim 13, wherein the first processing module is further configured to receive second information, and wherein the second information is used to determine the first time-frequency resource pool, the first time-frequency resource pool comprises H RE groups, the H RE groups are sequentially indexed, each of the X RE sets comprises M RE groups of the H RE groups that are consecutively indexed, the RE groups comprise a positive integer number of REs, M is a positive integer greater than 1, and H is equal to a product of X and M.
15. The ue according to any one of claims 13 or 14, wherein the first processing module is further configured to transmit third information, the third information includes capability information of a sender of the third information, and the capability information includes at least one of a maximum supported radio frequency bandwidth, a maximum supported number of spatial multiplexing layers for uplink, a maximum supported number of spatial multiplexing layers for downlink, and a supported frequency band.
16. The user equipment of any of claims 13 or 14, the first processing module further configured to send fourth information, the fourth information being used to determine a reception bandwidth expected by a sender of the fourth information.
17. The user equipment according to any of claims 13 or 14, wherein the location of each of the X sub-pools of time-frequency resources in the first pool of time-frequency resources is related to at least one of a characteristic ID of a monitor of the first signaling, a location of the first pool of time-frequency resources in the time domain.
18. The user equipment according to any of claims 13 or 14, further comprising the following modules:
-a second processing module: for operating on the first wireless signal;
wherein the operation is a reception or the operation is a transmission; the first signaling is used to determine scheduling information of the first wireless signal, where the scheduling information includes at least one of occupied time domain resources, occupied frequency domain resources, adopted MCS, corresponding NDI, adopted RV, and corresponding HARQ process number.
19. A base station device used for dynamic scheduling, comprising:
-a third processing module: for transmitting first information;
-a first sending module: for transmitting first signaling in a first time-frequency resource pool;
the first time-frequency resource pool comprises X RE sets, the X RE sets are sequentially indexed, and the indexed value of any one RE set in the X RE sets is a non-negative integer; the RE set comprises Y REs, wherein Y is a positive integer greater than 1, and no RE belongs to two RE sets at the same time; the RE occupies one subcarrier in the frequency domain, and the RE occupies one multicarrier symbol in the time domain; the X RE sets are divided into Z sub-pools of time-frequency resources, including L consecutively indexed the RE sets; z is a positive integer greater than 1, L is a positive integer; said X is equal to the product of said Z and said L, or said X is a positive integer less than the product of said Z and said L, and said X is greater than said L; the first signaling is physical layer signaling, and detection is performed on the first signaling for at most Q times in the first time-frequency resource pool, wherein Z times of detection in the Q times of detection are respectively performed in the Z time-frequency resource sub-pools; for a first time-frequency resource sub-pool, a second time-frequency resource sub-pool exists in the Z time-frequency resource sub-pools, the difference between the minimum index value corresponding to the RE set in the first time-frequency resource sub-pool and the minimum index value corresponding to the RE set in the second time-frequency resource sub-pool is P, and P is a positive integer; the first time-frequency resource sub-pool is any one time-frequency resource sub-pool in the Z time-frequency resource sub-pools; the first information is used to determine the P.
20. The base station device of claim 19, wherein the third processing module is further configured to send second information, the second information being used to determine the first time-frequency resource pool, the first time-frequency resource pool comprises H RE groups, the H RE groups are sequentially indexed, each of the X RE sets comprises M RE groups of the H RE groups that are consecutively indexed, the RE groups comprise a positive integer number of REs, M is a positive integer greater than 1, and H is equal to a product of X and M.
21. The base station device according to any of claims 19 or 20, wherein the third processing module is further configured to receive third information, the third information comprising capability information of a sender of the third information, the capability information comprising at least one of a maximum supported radio frequency bandwidth, a maximum supported number of spatial multiplexing layers for uplink, a maximum supported number of spatial multiplexing layers for downlink, and a supported frequency band.
22. The base station device of any of claims 19 or 20, the third processing module further configured to receive fourth information, the fourth information being used to determine a reception bandwidth expected by a sender of the fourth information.
23. The base station device according to any of claims 19 or 20, wherein the location of each of the X sub-pools of time-frequency resources in the first time-frequency resource pool is related to at least one of a characteristic ID of a monitor of the first signaling, and a location of the first time-frequency resource pool in a time domain.
24. The base station device according to any of claims 19 or 20, further comprising the following modules:
-a fourth processing module: for operating on the first wireless signal;
wherein the operation is a reception or the operation is a transmission; the first signaling is used to determine scheduling information of the first wireless signal, where the scheduling information includes at least one of occupied time domain resources, occupied frequency domain resources, adopted MCS, corresponding NDI, adopted RV, and corresponding HARQ process number.
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