WO2018228253A1 - 一种发送缓存状态报告的方法及用户设备 - Google Patents
一种发送缓存状态报告的方法及用户设备 Download PDFInfo
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- WO2018228253A1 WO2018228253A1 PCT/CN2018/090133 CN2018090133W WO2018228253A1 WO 2018228253 A1 WO2018228253 A1 WO 2018228253A1 CN 2018090133 W CN2018090133 W CN 2018090133W WO 2018228253 A1 WO2018228253 A1 WO 2018228253A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/0278—Traffic management, e.g. flow control or congestion control using buffer status reports
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
Definitions
- the present application relates to the field of communications technologies, and in particular, to a method for transmitting a buffer status report and a user equipment.
- LTE Long Term Evolution
- SR uplink scheduling request
- BSR Buffer Status Report
- the UE may establish a large number of radio bearers.
- Each radio bearer corresponds to one logical channel (LC). If the UE reports a BSR for each logical channel, a large amount of signaling is generated. Overhead.
- the concept of a logical channel group (LCG) is introduced in the LTE communication, and each logical channel is assigned to one of the four LCGs of the UE, and the UE reports the BSR based on the LCG instead of A BSR is reported for each logical channel.
- LCG logical channel group
- BSR has two formats in LTE communication:
- Short BSR Short BSR
- Trnated BSR truncated BSR
- the BSR occupies 1 byte, including the 2G-bit LCG identity (ID) and The 6-bit LCG cache index (also known as the Buffer Size), which is used to characterize the upstream buffer size of the LCG.
- Long BSR Long BSR
- the long BSR does not need to include the LCG ID, but encodes a 6-bit cache index from LCG ID0 to LCG ID3, where One cache index is used to characterize the upstream buffer of LCG ID0, the second cache index is used to characterize the upstream buffer of LCG ID1, and so on.
- the UE may establish more radio bearers, and the UE will use more LCs, which in turn requires more LCGs.
- the above-mentioned BSRs in the prior art are only applicable to the UE configuring 4 LCGs.
- the cache When the cache is reported, it cannot meet the cache reporting requirements when the UE configures more LCGs.
- the present invention provides a method for transmitting a buffer status report and a user equipment, which are used to solve the problem that the BSR in the prior art cannot meet the cache reporting requirement when the UE is configured with more than four LCGs.
- the present application provides a method for transmitting a buffer status report BSR, including: a user equipment UE generates a BSR, where the UE is configured with eight LCGs, and the BSR includes a cache index of at least one LCG of the eight LCGs, and a cache of the LCG.
- the index represents the uplink buffer of the LCG.
- the uplink buffer of the LCG is the sum of the uplink buffers of all the LCs included in the LCG.
- the BSR occupies X bytes, and the buffer index of one LCG occupies N bits. An integer ranging from 1 to 17, where N is an integer ranging from 5 to 16, and X is 1 and N is not equal to 6.
- the UE sends the generated BSR to the network side device.
- the BSR may include a cache index of one of the eight LCGs configured by the UE, and reporting the BSR to the network side device may allow the network side device to allocate an uplink resource for sending the uplink buffer of the LCG to the UE.
- the BSR may also include a cache index of the plurality of LCGs in the eight LCGs that are configured by the UE.
- the reporting of the BSR to the network side device may enable the network side device to allocate, to the UE, an uplink resource that sends an uplink buffer of each of the multiple LCGs.
- the BSR may also include a cache index of each of the eight LCGs configured by the UE, and reporting the BSR to the network side device may allow the network side device to allocate, to the UE, an uplink resource that sends an uplink buffer of each of the eight LCGs.
- the BSR is used to identify an uplink buffer quantity of one of the eight LCGs, where the BSR further includes an LCG identifier. ID, the LCG ID occupies 3 bits, the value of X is 1 or 2, and the value of N ranges from 5 to 13.
- X is equal to 1 and N is equal to 5.
- the BSR occupies only one byte, which can save the uplink resources used for transmitting the BSR and reduce the transmission time.
- X is equal to 2, and the value of N ranges from 6 to 13.
- the cache index of the LCG is configured to be no less than 6 bits, so that each cache index is characterized.
- the uplink buffer range is small, which improves the accuracy of the network side device for allocating uplink resources to the UE.
- the BSR when the N is less than 13, the BSR includes the LCG ID and the cache index.
- the (13-N) bit is configured as a reserved bit or padding bit.
- the information carried by the reserved bit can be configured according to actual needs, thereby enhancing the scalability of the BSR.
- the BSR is used to represent an uplink buffer of the eight LCGs, where the BSR includes a cache of each of the eight LCGs. Index, where N is an integer from 5 to 13, and X is equal to N.
- the BSR can carry the buffer index of the eight LCGs at the same time, and then report the uplink buffer of all the LCGs of the UE by using one BSR, and the network side device can allocate uplink resources according to the BSR for all uplink data to be sent by the UE. , high efficiency.
- the 8 bits of the first byte of the BSR are in one-to-one correspondence with the 8 LCGs, the first byte Each bit is used to indicate whether the corresponding LCG has an uplink buffer, and the BSR includes the cache index of each of the K LCGs having the uplink buffer in the 8 LCGs, and K is a positive integer.
- the BSR indicates, by using the first byte, all the LCGs that have the uplink buffer in the eight LCGs, and the BSR carries the cache index of all the LCGs with the uplink buffer, and the network side device can determine which UEs according to the BSR.
- the LCG has an uplink buffer and an uplink buffer amount of each LCG in the LCG with an uplink buffer, and further allocates corresponding uplink resources to the UE.
- the BSR can not only carry the cache index of multiple LCGs, but also does not carry the cache index of the LCG that does not have the uplink buffer, and avoids the BSR being too long to carry unnecessary information (the cache index of the LCG without the uplink cache), taking into account the LCG.
- the BSR configures the K caches corresponding to the K LCGs from the second byte Index, the order of the K cache indexes is consistent with the order of the corresponding bits of the K LCGs in the first byte.
- it is not necessary to configure a 3-bit LCG ID for each cache index which can reduce the length of the BSR, save the bandwidth of transmitting the BSR, and reduce the transmission time of the BSR.
- the BSR further configures a padding bit after the K index caches.
- the uplink buffer of the LCG cache index is satisfied: Where i is the value of the cache index, i ranges from 0 to 31, and S i represents the amount of uplink buffer represented by the cache index when the value is i. Indicates the amount of uplink buffer represented by the cache index defined in the Long Term Evolution (LTE) protocol when the value is j. The value of j ranges from 0 to 63, and ⁇ is the union operator.
- LTE Long Term Evolution
- ⁇ is the union operator.
- the uplink cache amount represented by the cache index in this application is set based on the definition of the uplink buffer size represented by the cache index in the existing LTE protocol, and the compatibility of the application scheme is enhanced.
- the present application provides a user equipment for performing the method in any of the foregoing first aspect or any possible implementation of the first aspect.
- the user equipment comprises means for performing the method of any of the above first aspect or any of the possible implementations of the first aspect.
- the user equipment includes a generating module and a sending module.
- the generating module is configured to: generate a BSR, where the UE is configured with 8 logical channel groups, the BSR includes a cache index of at least one of the 8 LCGs, and the cache index of the LCG represents an uplink buffer of the LCG.
- the BSR occupies X bytes.
- the cache index of an LCG occupies N bits.
- the value of X ranges from 1 to 17 integers.
- the value of N ranges from 5 to 16 integers.
- the value of X is 1 and The value of N is 6 when the value is different.
- the sending module is configured to: send the BSR to the network side device.
- the present application provides a user equipment for performing the method in any of the foregoing first aspect or any possible implementation of the first aspect.
- the user equipment includes a processor, a memory, and a transceiver, and the processor can communicate with the memory and the transceiver through a bus.
- the memory stores computer instructions that, when executed by the processor, cause the processor to generate the BSR generated in the method of any of the first aspect or any of the possible implementations of the first aspect.
- the transceiver is configured to send the BSR generated by the processor to a network side device.
- the present application provides a computer readable storage medium having stored therein computer instructions that, when executed on a computer, cause the computer to perform any of the first aspect or the first aspect The method in the implementation.
- the present application provides a computer program product, when run on a computer, causes the computer to perform the method of performing the first aspect or any possible implementation of the first aspect.
- FIG. 1 is a schematic flowchart of a UE transmitting a BSR
- 2a is a schematic diagram of a short BSR or a truncated BSR in the prior art
- 2b is a schematic diagram of a long BSR in the prior art
- FIG. 3 is a schematic flowchart of a BSR generated by a UE according to an embodiment of the present disclosure
- 4a-4d are schematic diagrams of a type 1-BSR in an embodiment of the present application.
- 5a-5b are schematic diagrams of a type 2-BSR in an embodiment of the present application.
- 6a is a schematic diagram of a first byte of a type 3-BSR in the embodiment of the present application.
- Figure 6b is a schematic diagram of a type 3-BSR in the embodiment of the present application.
- FIG. 7 is a schematic diagram of a user equipment 300 according to an embodiment of the present application.
- FIG. 8 is a schematic diagram of a user equipment 400 according to an embodiment of the present application.
- the present application provides a method for transmitting a buffer status report and a user equipment, which are used to solve the problem that the BSR in the prior art cannot meet the cache reporting requirement when the UE is configured with more than four LCGs.
- the method and the device are based on the same inventive concept. Since the method and the user equipment solve the problem are similar, the implementation of the device and the method can be referred to each other, and the repeated description is not repeated.
- the plurality referred to in the present application means two or more.
- the terms "first”, “second” and the like are used for the purpose of distinguishing the description, and are not to be construed as indicating or implying a relative importance, and are not to be construed as indicating or implying the order.
- the embodiments of the present application can be applied to a fifth-generation mobile communications (5G) system, such as a 5G wireless access (New Radio, NR) network, and can also be applied to other wireless communication systems, such as long-term evolution ( Long Term Evolution (LTE) system, as well as new network equipment systems.
- 5G fifth-generation mobile communications
- NR New Radio, NR
- LTE Long Term Evolution
- the user equipment UE involved in the embodiment of the present application may be a device that provides voice and/or data connectivity to the user, a handheld device with a wireless connection function, or other processing device connected to the wireless modem.
- the wireless user equipment can communicate with one or more core networks via a Radio Access Network (RAN), which can be a mobile terminal, such as a mobile phone (or "cellular" phone) and with a mobile terminal
- RAN Radio Access Network
- the computers for example, can be portable, pocket-sized, handheld, computer-integrated or in-vehicle mobile devices that exchange language and/or data with the wireless access network.
- PCS Personal Communication Service
- SIP Session Initiation Protocol
- WLL Wireless Local Loop
- PDAs Personal Digital Assistants
- a wireless user equipment may also be referred to as a system, a Subscriber Unit, a Subscriber Station, a Mobile Station, a Mobile, a Remote Station, and an Access Point. , Remote Terminal, Access Terminal, User Terminal, User Agent (User Agent or User Device).
- the network side device related to the embodiment of the present application may be a base station, where the base station may be used to convert the received air frame and the IP packet into each other as a router between the wireless terminal device and the rest of the access network.
- the remaining portion of the access network may include an Internet Protocol (IP) network side device.
- IP Internet Protocol
- the base station can also coordinate attribute management of the air interface.
- the base station may be a Next Generation Node B (gNB) in the NR network, or may be an evolved base station (eNB or e-NodeB) in the LTE.
- gNB Next Generation Node B
- eNB evolved base station
- e-NodeB evolved base station
- the process includes:
- Step 101 The UE sends an uplink scheduling request SR to the network side device, where the uplink SR is used to notify the network side device that the uplink data needs to be transmitted.
- Step 102 The network side device sends an uplink grant grant (UL grant) to the UE, and allocates an uplink resource to the UE.
- the number of the uplink resource depends on the specific implementation of the network side device. Generally, the network side device allocates enough uplink to the UE. Upstream resources of the BSR.
- Step 103 The UE sends a BSR to the network side device.
- Step 104 The network side device determines, according to the BSR sent by the UE, the number of uplink resources allocated to the UE, and sends a corresponding UL grant to the UE.
- FIG. 2a is a schematic diagram of a short BSR or a truncated BSR defined by LTE in the prior art.
- the LCG ID occupies two bits, and the value ranges from 0 to 3.
- Each value of the LCG ID corresponds to the UE.
- FIG. 2b is a schematic diagram of a long BSR defined by LTE in the prior art.
- the long BSR sequentially encodes a cache index of four LCGs (cache index #0 to cache index #3), and each cache index occupies 6 bytes. .
- cache index #0 to cache index #3 LCGs
- each cache index occupies 6 bytes.
- the long BSR cannot continue to be used.
- the method includes:
- Step 201 The UE generates a BSR, where the UE is configured with eight LCGs, and the BSR includes a cache index of at least one LCG of the eight LCGs, the cache index of the LCG represents the uplink buffer of the LCG, and the uplink buffer of the LCG is included in the LCG.
- the BSR occupies X bytes.
- the buffer index of an LCG occupies N bits.
- the value of X ranges from 1 to 17 integers.
- the value of N ranges from 5 to 16 integers.
- the value of X is 1 and N. A value of 6 is not true.
- each radio bearer established by the UE corresponds to one LC, and each LC is assigned to one of the foregoing eight LCGs, and each LCG may include one or more LCs.
- each LCG which LCG is assigned to it is configured when the LC is established. For example, it can be through the logical channel group field of the information element: Information Element: Logical Channel Config. Settings.
- Step 202 The UE sends the generated BSR to the network side device.
- the BSR can be used as part of a Protocol Data Unit (PDU) as a Media Access Control (MAC) layer, and the BSR transmits the MAC layer PDU transmitted by the UE to the network side device.
- PDU Protocol Data Unit
- MAC Media Access Control
- the BSR may include a cache index of one of the eight LCGs configured by the UE, and reporting the BSR to the network side device may allow the network side device to allocate an uplink resource for sending the uplink buffer of the LCG to the UE.
- the BSR may also include a cache index of the plurality of LCGs in the eight LCGs that are configured by the UE.
- the reporting of the BSR to the network side device may enable the network side device to allocate, to the UE, an uplink resource that sends an uplink buffer of each of the multiple LCGs.
- the BSR may also include a cache index of each of the eight LCGs configured by the UE, and reporting the BSR to the network side device may allow the network side device to allocate, to the UE, an uplink resource that sends an uplink buffer of each of the eight LCGs.
- the BSR can have multiple implementation manners, which are respectively introduced below:
- the type 1-BSR is used to report the uplink buffer amount of one of the 8 LCGs configured by the UE.
- the LCG ID is 3 bits, and the value is 0 to 7. Each value corresponds to one of the 8 LCGs.
- the LCG ID0 indicates the first LCG of the 8 LCGs.
- ID1 represents the second LCG of the 8 LCGs, and so on.
- FIG. 4a shows a possible implementation of a type 1-BSR, where the BSR occupies 1 byte, wherein the LCG ID occupies the first three bits, and the LCG cache index occupies the last five bits.
- the LCG ID may also occupy the last three bits, and the LCG's cache index accounts for the first five bits.
- the BSR occupies only one byte, which can save the uplink resources used for transmitting the BSR and reduce the transmission time.
- Figure 4b shows another possible implementation of the type 1-BSR, where the BSR occupies 2 bytes, wherein the LCG ID occupies 3 bits, and the location of the LCG ID can be the first 3 of the first byte of the BSR. Bits; in some embodiments, the LCG ID may also be located elsewhere, such as the first bit of the first byte being a reserved bit, and the LCG ID occupying the second to fourth bits of the first byte. For another example, the LCG ID occupies the last three bits of the second byte, and so on.
- the cache index of the LCG in the BSR occupies N bits, and the value of N ranges from 6 to 13.
- the cache index of an LCG represents the uplink buffer of the LCG.
- the uplink buffer can be a buffer range.
- Table 1 is a schematic diagram of a cache index and a cache range mapping table. In the table, a and b are both positive numbers, and a is less than b.
- Cache index value Cache range 0 0 1 (0,a] 2 (a,b] ... ...
- the network side device After receiving the BSR, the network side device obtains the cache index from the BSR, determines the buffer range of the LCG of the UE according to the mapping table shown in Table 1, and allocates the uplink resource to the UE according to the buffer range. It can be seen that if the range of the cache index is larger, the smaller the range of the buffer range corresponding to each cache index, the network side device can more accurately estimate the actual line buffer size of the UE's LCG, thereby enabling more accurate Allocate uplink resources to the UE to avoid waste of uplink resources. In the technical solution shown in FIG. 4b to FIG.
- the LCG ID is configured to be 3 bits, and the LCG ID is configured to distinguish the 8 LCGs configured by the UE, and the LCG cache index is configured to be no less than 6 bits.
- the uplink buffer range represented by each cache index is smaller, thereby improving the accuracy of the network side device for allocating uplink resources to the UE.
- the bit can be located at the end of the BSR or between the LCG ID and the cache index, and the information carried by the reserved bits can be configured according to actual needs, thereby enhancing the scalability of the BSR.
- the type 2-BSR is used to report the uplink buffer of the eight LCGs configured by the UE. Specifically, since the UE is configured with a total of eight LCGs, the type 2-BSR carries the uplink buffer of all the LCGs. Therefore, type 2 The BSR can no longer include the LCG ID, and can sequentially encode the buffer indexes of the eight LCGs. Each cache index occupies N bits. The value of N ranges from 5 to 13 integers. The total number of bytes X occupied by the type 2-BSR is equal to N.
- FIG. 5a a schematic diagram of a type 2-BSR when N is 5, and a cache index of LCG ID0 to LCG ID7 is sequentially encoded in the BSR.
- FIG. 5b a schematic diagram of a type 2-BSR when N is taken as 6.
- the cache index #S represents the cache index of the LCG IDS, and the value of S is 0 to 7.
- the BSR can carry the buffer index of the eight LCGs at the same time, and then report the uplink buffer of all the LCGs of the UE by using one BSR, and the network side device can allocate uplink resources according to the BSR for all uplink data to be sent by the UE. , high efficiency.
- the Type 3-BSR is used to report the uplink buffer amount of one or more LCGs of the 8 LCGs configured by the UE.
- 8 bits of the first byte of the BSR are associated with 8 LCGs, and each bit of the first byte is used to indicate whether the corresponding LCG has an uplink buffer, for example, in a bit position.
- a value of 0 indicates that the LCG corresponding to the bit has no uplink buffer.
- the value of the bit is 1, it indicates that the LCG corresponding to the bit has an uplink buffer.
- the first byte of the type 3-BSR may be referred to as a Buffer Indicator (BI) byte, and each bit of the first byte may be referred to as a BI bit.
- BI Buffer Indicator
- the Type 3-BSR only carries the cache index of the K LCGs with the upstream cache, and K is a positive integer.
- the value of the first, third, fourth, seventh, and eighth bits in the first byte of the BSR is 1, and the BSR carries five cache indexes, namely, LCG ID0, LCG ID2, LCG ID3, and LCG ID6. , LCG ID7 cache index.
- each cache index occupies 6 bits.
- each cache index can occupy any length of 5 to 16 bits, but the lengths of all cache indexes in one BSR should be the same.
- the BSR identifies all the LCGs having the uplink buffer in the eight LCGs by using the first byte, and carries the cache index of all the LCGs with the uplink buffer in the BSR, and the network side device can determine which of the UEs according to the BSR.
- the LCG has an uplink buffer and an uplink buffer amount of each LCG in the LCG with an uplink buffer, and further allocates corresponding uplink resources to the UE.
- the BSR can not only carry the cache index of multiple LCGs, but also does not carry the cache index of the LCG that does not have the uplink buffer, and avoids the BSR being too long to carry unnecessary information (the cache index of the LCG without the uplink cache), taking into account the LCG.
- the completeness of the uplink buffer report and the transmission efficiency of the BSR.
- the type 3-BSR may configure K cache indexes corresponding to K LCGs from the second byte, and the order of the K cache indexes is the same as the order of the corresponding bits of the K LCGs in the first byte.
- the cache index corresponding to LCG ID0 is encoded first, followed by the cache index encoding LCG ID2, and so on.
- the network side device determines the first cache index according to the length of the cache index N bits from the second byte, and determines that it is the LCG corresponding to the first bit of the first byte of the BSR. Cache index.
- the second cache index after the first cache index is determined, and it is determined to be the cache index of the LCG corresponding to the second bit of the first byte of the BSR, and so on.
- it is not necessary to configure a 3-bit LCG ID for each cache index which can reduce the length of the BSR, save the bandwidth of transmitting the BSR, and reduce the transmission time of the BSR.
- the subsequent bits can be configured as padding bits or reserved bits, and can be fully configured when the bits are configured as padding bits. 0 or full configuration is 1.
- the value of the cache index ranges from 0 to 63, and each value corresponds to an uplink buffer quantity, and the uplink buffer quantity It can be a buffer range, and the cache range can continue to use the correspondence between the cache index and the uplink buffer range defined in the existing LTE protocol to enhance the compatibility of the solution in the embodiment of the present application.
- the cache range of the LCG when the cache index of the LCG is 5 bits, the value of the cache index ranges from 0 to 31, and each value corresponds to an uplink buffer, and the uplink buffer may be a cache.
- the cache range can be expressed as: Where i is the value of the cache index, i ranges from 0 to 31, S i represents the cache size represented by the cache index when i is taken, and Sj LTE indicates that the cache index defined in the LTE protocol is The value of the upstream buffer represented by j is j. The value of j ranges from 0 to 63, and the symbol "U" is the union operator.
- the foregoing three types of BSRs can be implemented separately, that is, when the UE reports the uplink buffer amount to the network side device, only the type 1-BSR is sent, or only the type 2-BSR is sent, or only the type 3 is sent. -BSR.
- any two of the above three types of BSRs may be implemented in combination.
- the UE sends a type 1-BSR when only one LCG has an uplink buffer, and sends a type 2 when there is more than one LCG having an uplink buffer.
- -BSR the UE sends a type 1-BSR when only one LCG has an uplink buffer, and sends a type 2 when there is more than one LCG having an uplink buffer.
- the UE sends a Type 1-BSR when only one LCG has an uplink buffer, and transmits a Type 3-BSR when there is more than one LCG having an uplink buffer.
- the UE sends a Type 2-BSR when all LCGs have an upstream buffer, otherwise sends a Type 3-BSR.
- the foregoing three types of BSRs may be implemented in combination.
- the UE sends a type 1-BSR when only one LCG has an uplink buffer, and sends a type 2-BSR when all LCGs have an uplink buffer, except the above two. Transmit type 3-BSR outside of the case.
- the number of bits occupied by one cache index in different types of BSRs is consistent.
- the concept of the embodiment of the present application can still be used.
- the LCG ID is configured to occupy 4 bits in the type 1-BSR;
- each bit of the first two bytes corresponds to an LCG of the UE, and the bit is used to indicate whether the corresponding LCG has an uplink buffer, and only the cache index of the LCG of the uplink buffer is carried in the BSR.
- FIG. 7 is a schematic diagram of a user equipment 300 according to an embodiment of the present disclosure.
- the user equipment 300 includes a generating module 31 and a sending module 32.
- the generating module 31 is configured to: generate a BSR, where the UE is configured with eight logical channel groups, the BSR includes a cache index of at least one of the eight LCGs, and the cache index of the LCG represents an uplink buffer of the LCG.
- the value of the XSR is X bytes.
- the cache index of an LCG occupies N bits.
- the value of X ranges from 1 to 17.
- the value of N ranges from 5 to 16 and the value of X is 1. It is established when the value of N is different from 6;
- the sending module 32 is configured to send the BSR to the network side device.
- each functional module in each embodiment of the present application may be integrated into one processing. In the device, it can also be physically existed alone, or two or more modules can be integrated into one module.
- the above integrated modules may be implemented in the form of hardware or in the form of software function modules for performing the steps in the method for transmitting BSRs described in FIG. 3 to FIG. 6b.
- FIG. 8 is a schematic diagram of a user equipment 400 according to an embodiment of the present disclosure.
- the user equipment 400 includes a memory 41, a transceiver 42 and a processor 43.
- the processor 43 can communicate with the memory 41 and the transceiver 42 through a bus.
- the memory 41 stores computer instructions that, when the processor 43 executes the computer instructions, cause
- the processor generates the BSR, where the UE is configured with eight logical channel groups, the BSR, which includes a cache index of at least one of the eight LCGs, and the cache index of the LCG represents an uplink buffer of the LCG, the BSR
- the X-bytes occupy an X-byte.
- the cache index of an LCG occupies N bits.
- the value of X ranges from 1 to 17.
- the value of N ranges from 5 to 16.
- the value of X is 1 and N. 6 is not established at the same time;
- the transceiver 42 is configured to: send the BSR generated by the processor to the network side device.
- the above processor 43 may be a processing component or a general term of multiple processing components.
- the processor 43 may be a Central Processing Unit (CPU), an Application Specific Integrated Circuit (ASIC), or one or more integrated systems configured to implement the embodiments of the present invention.
- the circuit for example: one or more microprocessors (DSPs), or one or more Field Programmable Gate Arrays (FPGAs).
- the memory 41 may be a storage element or a collective name of a plurality of storage elements, and is used to store executable program code, parameters, data, etc. required for the operation of the resident access network device or the terminal.
- the memory 41 may include a random access memory (RAM), and may also include a non-volatile memory (NVM), such as a magnetic disk memory, a flash memory, or the like.
- the transceiver 42 can include discrete transceivers as well as receivers, as well as transceiver and receiver integration.
- the BSR is used to identify an uplink buffer quantity of one of the eight LCGs, where the BSR further includes an LCG identifier ID, the LCG The ID occupies 3 bits, the value of X is 1 or 2, and the value of N ranges from 5 to 13.
- X is equal to 1
- N is equal to 5.
- N is the third possible implementation manner of the user equipment 300 or the user equipment 400.
- An integer ranging from 6 to 13.
- the BSR is The (13-N) bits other than the LCG ID and the cache index are configured as reserved bits or padding bits.
- the BSR is used to represent an uplink buffer of the eight LCGs, where the BSR includes a buffer of each of the eight LCGs.
- Index where N is an integer from 5 to 13, and X is equal to N.
- the 8 bits of the first byte of the BSR are in one-to-one correspondence with the 8 LCGs, the first byte.
- Each bit is used to indicate whether the corresponding LCG has an uplink buffer, and the BSR includes the cache index of each of the K LCGs having the uplink buffer in the 8 LCGs, and K is a positive integer.
- the BSR is from the second byte.
- the K cache indexes corresponding to the K LCGs are configured, and the order of the K cache indexes is consistent with the order of the corresponding bits of the K LCGs in the first byte.
- the BSR is still in the The padding bits are configured after the K index caches.
- the uplink cache amount represented by the cache index of the LCG satisfies: Where i is the value of the cache index, i ranges from 0 to 31, and S i represents the amount of uplink buffer represented by the cache index when the value is i. Indicates the amount of uplink buffer represented by the cache index defined in the Long Term Evolution (LTE) protocol when the value is j. The value of j ranges from 0 to 63, and ⁇ is the union operator.
- LTE Long Term Evolution
- the user equipment 300 and the user equipment 400 refer to the implementation manner of the method for transmitting the BSR described in FIG. 3 to FIG. 6b.
- the embodiment of the present invention further provides a computer readable storage medium, where the readable storage medium stores computer instructions, and when the instructions are run on a computer, the computer causes the computer to execute the method for transmitting the BSR described in FIG. 3 to FIG. 6b. .
- Computer software instructions for storing the execution of the processor for execution including programs for executing the above-described processor.
- embodiments of the present application can be provided as a method, system, or computer program product.
- the present application can take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment in combination of software and hardware.
- the application can take the form of a computer program product embodied on one or more computer-usable storage media (including but not limited to disk storage, CD-ROM, optical storage, etc.) including computer usable program code.
- the computer program instructions can also be stored in a computer readable memory that can direct a computer or other programmable data processing device to operate in a particular manner, such that the instructions stored in the computer readable memory produce an article of manufacture comprising the instruction device.
- the apparatus implements the functions specified in one or more blocks of a flow or a flow and/or block diagram of the flowchart.
- These computer program instructions can also be loaded onto a computer or other programmable data processing device such that a series of operational steps are performed on a computer or other programmable device to produce computer-implemented processing for execution on a computer or other programmable device.
- the instructions provide steps for implementing the functions specified in one or more of the flow or in a block or blocks of a flow diagram.
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Abstract
Description
缓存索引值 | 缓存范围 |
0 | 0 |
1 | (0,a] |
2 | (a,b] |
… | … |
Claims (57)
- 一种发送缓存状态报告BSR的方法,其特征在于,包括:用户设备UE生成所述BSR,其中,所述UE配置有8个逻辑信道组LCG,所述BSR包括所述8个LCG中至少一个LCG的缓存索引,所述LCG的缓存索引表征所述LCG的上行缓存量,所述BSR占用X个字节,一个LCG的所述缓存索引占N个比特,X的取值范围为1至17的整数,N的取值范围为5至16的整数,X取值为1与N取值为6不同时成立;所述UE向网络侧设备发送所述BSR。
- 一种发送缓存状态报告BSR的方法,其特征在于,包括:用户设备UE生成所述BSR,其中,所述BSR包括一个或者多个LCG的缓存索引,所述LCG的缓存索引表征所述LCG的上行缓存量,所述BSR占用X个字节,一个LCG的所述缓存索引占N个比特,X的取值范围为1至17的整数,N的取值范围为5至16的整数,X取值为1与N取值为6不同时成立;所述UE向网络侧设备发送所述BSR。
- 一种接收缓存状态报告BSR的方法,其特征在于,包括:网络侧设备接收所述BSR,其中,所述BSR包括一个或者多个LCG的缓存索引,所述LCG的缓存索引表征所述LCG的上行缓存量,所述BSR占用X个字节,一个LCG的所述缓存索引占N个比特,X的取值范围为1至17的整数,N的取值范围为5至16的整数,X取值为1与N取值为6不同时成立。
- 根据权利要求1-3任一项所述的方法,其特征在于,所述BSR用于表征所述8个LCG中一个LCG的上行缓存量,所述BSR还包括LCG标识ID,所述LCG ID占3个比特,X的取值为1或2,N的取值范围为5至13的整数。
- 根据权利要求4所述的方法,其特征在于,X等于1,N等于5。
- 根据权利要求4所述的方法,其特征在于,X等于2,N的取值范围为6至13的整数。
- 根据权利要求6所述的方法,在N小于13时,所述BSR中除所述LCG ID以及所述缓存索引之外的(13-N)位被配置为预留位或填充位。
- 根据权利要求1-3所述的方法,其特征在于,所述BSR用于表征所述8个LCG的上行缓存量,所述BSR包括所述8个LCG中每个LCG的缓存索引,N的取值范围为5至13的整数,X等于N。
- 根据权利要求1-3任一项所述的方法,其特征在于,所述BSR的第一个字节的8个比特与所述8个LCG一一对应,所述第一个字节的每个比特用于表征对应的LCG是否有上行缓存。
- 根据权利要求9所述的方法,其特征在于,所述BSR包括所述8个LCG中具有 上行缓存的K个LCG中每个LCG的所述缓存索引,K为正整数。
- 根据权利要求9或10所述的方法,其特征在于,所述第一个字节中一个比特的值为0,表示该比特对应的LCG没有上行缓存;所述第一个字节中一个比特的值为1,表示该比特对应的LCG有上行缓存。
- 根据权利要求1-3任一项所述的方法,其特征在于,所述BSR的第一个字节的8个比特与所述8个LCG一一对应,所述第一个字节的每个比特用于表征所述BSR中是否包含对应的LCG的缓存索引。
- 根据权利要求12所述的方法,其特征在于,所述BSR包括所述第一个字节中表征BSR包含缓存索引的比特所对应的K个LCG的缓存索引,K为正整数.。
- 根据权利要求12或13所述的方法,其特征在于,所述第一个字节中一个比特的值为0,表示所述BSR中包含所述比特对应的LCG有缓存索引;所述第一个字节中一个比特的值为1,表示所述BSR中没有所述比特对应的LCG没有缓存索引。
- 根据权利要求9-14任一项所述的方法,其特征在于,K小于等于8。
- 根据权利要求9-15任一项所述的方法,其特征在于,X=K+1。
- 根据权利要求9-16所述的方法,其特征在于,所述BSR从第二个字节起配置所述K个LCG对应的K个缓存索引,所述K个缓存索引的顺序与所述K个LCG在所述第一个字节中对应比特的顺序一致。
- 根据权利要求9-17任一项所述的方法,其特征在于,N等于8。
- 根据权利要求9-18任一项所述的方法,其特征在于,所述BSR还在所述K个索引缓存之后配置填充位。
- 根据权利要求1-19中任一项所述的方法,其特征在于,在N等于5时,所述LCG的缓存索引表征的上行缓存量满足:Si=S2iLTE∪S2i+1LTE,其中,i为所述缓存索引的取值,i的取值范围为0至31的整数,Si表示缓存索引在取值为i时所表征的上行缓存量,SjLTE表示长期演进LTE协议中定义的缓存索引在取值为j时所表征的上行缓存量,j的取值范围为0至63的整数,∪为并集运算符。
- 根据权利要求1-20任一项所述的方法,其特征在于,当所述UE在只有一个LCG有上行缓存或者只有一个LCG有缓存索引上报时,则所述BRS占用1个字节,其中,LCG标识ID占用该1个字节中的3个比特,该LCG标识ID对应的LCG的缓存索引占用该1个字节中剩下的5个比特;当所述UE有M个LCG有上行缓存时,则所述BSR占用(M+1)个字节,其中,该BSR的第一个字节中对应所述M个LCG的M个比特表征所述BSR包含各自对应的LCG的缓存索引,每个LCG的缓存索引占用一个字节。
- 一种用户设备,其特征在于,包括:收发器和处理器;所述处理器,生成缓存状态报告BSR,其中,所述UE配置有8个逻辑信道组LCG,所述BSR包括所述8个LCG中至少一个LCG的缓存索引,所述LCG的缓存索引表征所述LCG的上行缓存量,所述BSR占用X个字节,一个LCG的所述缓存索引占N个比特,X的取值范围为1至17的整数,N的取值范围为5至16的整数,X取值为1与N取值为6不同时成立;所述收发器,发送所述处理器生成的所述BSR。
- 一种用户设备,其特征在于,包括:收发器和处理器;所述处理器,用于生成缓存状态报告BSR,其中,所述BSR包括一个或者多个LCG的缓存索引,所述LCG的缓存索引表征所述LCG的上行缓存量,所述BSR占用X个字节,一个LCG的所述缓存索引占N个比特,X的取值范围为1至17的整数,N的取值范围为5至16的整数,X取值为1与N取值为6不同时成立;所述收发器用于,发送所述BSR。
- 根据权利要求22或23所述的用户设备,其特征在于,所述设备还包括存储器,所述存储器存储有计算机指令,所述计算机指令能够被所述处理器执行。
- 一种用户设备,其特征在于,包括:收发模块和处理模块;所述处理模块,用于生成缓存状态报告BSR,其中,所述BSR包括一个或者多个LCG的缓存索引,所述LCG的缓存索引表征所述LCG的上行缓存量,所述BSR占用X个字节,一个LCG的所述缓存索引占N个比特,X的取值范围为1至17的整数,N的取值范围为5至16的整数,X取值为1与N取值为6不同时成立;所述收发模块用于,发送所述BSR。
- 根据权利要25所述的用户设备,其特征在于,所述用户设备还包括存储模块,所述存储模块存储有计算机指令,所述计算机指令能够被所述处理模块执行。
- 根据权利要求22-26任一项所述的用户设备,其特征在于,所述BSR用于表征所述8个LCG中一个LCG的上行缓存量,所述BSR还包括LCG ID,所述LCG ID占3个比特,X的取值为1或2,N的取值范围为5至13的整数。
- 根据权利要求27所述的用户设备,其特征在于,X等于1,N等于5。
- 根据权利要求22-26所述的用户设备,其特征在于,所述BSR的第一个字节的8个比特与所述8个LCG一一对应,所述第一个字节的每个比特用于表征对应的LCG是否有上行缓存。
- 根据权利要求29所述的用户设备,所述BSR包括所述8个LCG中具有上行缓存的K个LCG中每个LCG的所述缓存索引,K为正整数。
- 根据权利要求29或30所述的用户设备,其特征在于,所述第一个字节中一个比特的值为0,表示该比特对应的LCG没有上行缓存;所述第一个字节中一个比特的值为1,表示该比特对应的LCG有上行缓存。
- 根据权利要求22-26任一项所述的用户设备,其特征在于,所述BSR的第一个字节的8个比特与所述8个LCG一一对应,所述第一个字节的每个比特用于表征所述BSR中是否包含对应的LCG的缓存索引。
- 根据权利要求32所述的用户设备,其特征在于,所述BSR包括所述第一个字节中表征BSR包含缓存索引的比特所对应的K个LCG的缓存索引,K为正整数.。
- 根据权利要求32或33所述的用户设备,其特征在于,所述第一个字节中一个比特的值为0,表示所述BSR中包含所述比特对应的LCG有缓存索引;所述第一个字节中一个比特的值为1,表示所述BSR中没有所述比特对应的LCG没有缓存索引。
- 根据权利要求29-34任一项所述的用户设备,其特征在于,K小于等于8。
- 根据权利要求29-35任一项所述的用户设备,其特征在于,X=K+1。37、根据权利要求29-36所述的用户设备,其特征在于,所述BSR从第二个字节起配置所述K个LCG对应的K个缓存索引,所述K个缓存索引的顺序与所述K个LCG在所述第一个字节中对应比特的顺序一致。
- 根据权利要求29-37任一项所述的用户设备,其特征在于,N等于8。
- 根据权利要求22-38任一项所述的用户设备,其特征在于,当所述UE在只有一个LCG有上行缓存或者只有一个LCG有缓存索引上报时,则所述BRS占用1个字节,其中,LCG标识ID占用该1个字节中的3个比特,该LCG标识ID对应的LCG的缓存索引占用该1个字节中剩下的5个比特;当所述UE有M个LCG有上行缓存时,则所述BSR占用(M+1)个字节,其中,该BSR的第一个字节中对应所述M个LCG的M个比特表征所述BSR包含各自对应的LCG的缓存索引,每个LCG的缓存索引占用一个字节。
- 一种网络侧设备,其特征在于,包括:收发器和处理器;所述收发器用于,接收缓存状态报告BSR,其中,所述BSR包括一个或者多个LCG的缓存索引,所述LCG的缓存索引表征所述LCG的上行缓存量,所述BSR占用X个字节,一个LCG的所述缓存索引占N个比特,X的取值范围为1至17的整数,N的取值范围为5至16的整数,X取值为1与N取值为6不同时成立;所述处理器用于:处理所述BSR。
- 一种网络侧设备,其特征在于,包括:收发模块和处理模块;所述收发模块用于,接收缓存状态报告BSR,其中,所述BSR包括一个或者多个LCG的缓存索引,所述LCG的缓存索引表征所述LCG的上行缓存量,所述BSR占用X个字节,一个LCG的所述缓存索引占N个比特,X的取值范围为1至17的整数,N的取值范围为5至16的整数,X取值为1与N取值为6不同时成立;所述处理模块用于:处理所述BSR。
- 根据权利要求40所述的网络侧设备,其特征在于,所述网络侧设备还包括存储器,所述存储器存储有计算机指令,所述计算机指令能够被所述处理器执行。
- 根据权利要41所述的网络侧设备,其特征在于,所述网络侧设备还包括存储模块,所述存储模块存储有计算机指令,所述计算机指令能够被所述处理模块执行。
- 根据权利要求40-43任一项所述的网络侧设备,其特征在于,所述BSR用于表征所述8个LCG中一个LCG的上行缓存量,所述BSR还包括LCG ID,所述LCG ID占3个比特,X的取值为1或2,N的取值范围为5至13的整数。
- 根据权利要求44所述的网络侧设备,其特征在于,X等于1,N等于5。
- 根据权利要求40-43所述的网络侧设备,其特征在于,所述BSR的第一个字节的8个比特与所述8个LCG一一对应,所述第一个字节的每个比特用于表征对应的LCG是否有上行缓存。
- 根据权利要求46所述的网络侧设备,所述BSR包括所述8个LCG中具有上行缓存的K个LCG中每个LCG的所述缓存索引,K为正整数。
- 根据权利要求46或47所述的网络侧设备,其特征在于,所述第一个字节中一个比特的值为0,表示该比特对应的LCG没有上行缓存;所述第一个字节中一个比特的值为1,表示该比特对应的LCG有上行缓存。
- 根据权利要求40-43任一项所述的网络侧设备,其特征在于,所述BSR的第一个字节的8个比特与所述8个LCG一一对应,所述第一个字节的每个比特用于表征所述BSR中是否包含对应的LCG的缓存索引。
- 根据权利要求49所述的网络侧设备,其特征在于,所述BSR包括所述第一个字节中表征BSR包含缓存索引的比特所对应的K个LCG的缓存索引,K为正整数.。
- 根据权利要求49或50所述的网络侧设备,其特征在于,所述第一个字节中一个比特的值为0,表示所述BSR中包含所述比特对应的LCG有缓存索引;所述第一个字节中一个比特的值为1,表示所述BSR中没有所述比特对应的LCG没有缓存索引。
- 根据权利要求46-51任一项所述的网络侧设备,其特征在于,K小于等于8。
- 根据权利要求46-52任一项所述的网络侧设备,其特征在于,X=K+1。54、根据权利要求46-53所述的网络侧设备,其特征在于,所述BSR从第二个字节起配置所述K个LCG对应的K个缓存索引,所述K个缓存索引的顺序与所述K个LCG在所述第一个字节中对应比特的顺序一致。
- 根据权利要求46-54任一项所述的网络侧设备,其特征在于,N等于8。
- 根据权利要求40-55任一项所述的网络侧设备,其特征在于,当所述UE在只有一个LCG有上行缓存或者只有一个LCG有缓存索引上报时,则所 述BRS占用1个字节,其中,LCG标识ID占用该1个字节中的3个比特,该LCG标识ID对应的LCG的缓存索引占用该1个字节中剩下的5个比特;当所述UE有M个LCG有上行缓存时,则所述BSR占用(M+1)个字节,其中,该BSR的第一个字节中对应所述M个LCG的M个比特表征所述BSR包含各自对应的LCG的缓存索引,每个LCG的缓存索引占用一个字节。
- 一种计算机可读存储介质,其特征在于,所述可读存储介质中存储有计算机指令,所述指令在计算机上运行时,使得计算机执行如权利要求1至21任一项所述的发送BSR的方法。
- 一种计算机程序产品,其特征在于,所述计算机程序产品在计算机上运行时,使得计算机执行执行,使得计算机执行如权利要求1至21任一项所述的发送BSR的方法。
- 一种通信系统,其特征在于,所述通信系统包括权利要求22-39任一项所述的用户设备和权利要求40-56任一项所述的网络侧设备。
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CN109392009A (zh) | 2017-08-11 | 2019-02-26 | 华为技术有限公司 | 数据传输方法、设备和通信系统 |
WO2019241972A1 (en) * | 2018-06-21 | 2019-12-26 | Nokia Shanghai Bell Co., Ltd. | Optimal bsr for limited traffic mix |
US11877301B2 (en) * | 2018-10-24 | 2024-01-16 | Lg Electronics Inc. | Method and apparatus for transmitting buffer size information in wireless communication system |
CN111726830B (zh) * | 2019-03-21 | 2023-01-03 | 中国移动通信有限公司研究院 | Bsr的上报方法、配置方法、装置、终端及网络设备 |
CN112469076A (zh) * | 2019-09-06 | 2021-03-09 | 深圳市中兴微电子技术有限公司 | 一种上报缓存状态报告的方法及装置和用户终端 |
US11671971B2 (en) * | 2019-12-03 | 2023-06-06 | Samsung Electronics Co., Ltd. | Method and system for allocating resource in wireless communication network |
US20240314625A1 (en) * | 2021-01-14 | 2024-09-19 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and network nodes for handling buffer status report (bsr) formats |
CN113316255B (zh) * | 2021-05-13 | 2023-05-02 | 中国联合网络通信集团有限公司 | 一种数据处理方法、装置、设备及存储介质 |
CN113727390B (zh) * | 2021-08-23 | 2023-07-07 | 中国联合网络通信集团有限公司 | 一种数据传输方法、装置及通信系统 |
CN117917056A (zh) * | 2022-08-19 | 2024-04-19 | 北京小米移动软件有限公司 | Bsr增强调度方法以及装置、通信设备及存储介质 |
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CN109152073A (zh) | 2019-01-04 |
US20190281493A1 (en) | 2019-09-12 |
CN108966358A (zh) | 2018-12-07 |
CN108966358B (zh) | 2019-11-19 |
BR112019026607A2 (pt) | 2020-06-23 |
RU2020101215A (ru) | 2021-07-16 |
CN109041114B (zh) | 2020-03-10 |
CN109041114A (zh) | 2018-12-18 |
US10887790B2 (en) | 2021-01-05 |
CN109041116A (zh) | 2018-12-18 |
EP3512237B1 (en) | 2021-09-22 |
AU2018284726B2 (en) | 2021-07-29 |
CN109041116B (zh) | 2020-03-10 |
CN109041115B (zh) | 2020-01-21 |
EP3512237A4 (en) | 2019-08-21 |
AU2018284726A1 (en) | 2020-01-23 |
JP2020523945A (ja) | 2020-08-06 |
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KR20200015944A (ko) | 2020-02-13 |
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