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WO2024125456A1 - Procédé et dispositif d'interaction d'informations - Google Patents

Procédé et dispositif d'interaction d'informations Download PDF

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Publication number
WO2024125456A1
WO2024125456A1 PCT/CN2023/137904 CN2023137904W WO2024125456A1 WO 2024125456 A1 WO2024125456 A1 WO 2024125456A1 CN 2023137904 W CN2023137904 W CN 2023137904W WO 2024125456 A1 WO2024125456 A1 WO 2024125456A1
Authority
WO
WIPO (PCT)
Prior art keywords
reader
information
tag device
interaction method
request
Prior art date
Application number
PCT/CN2023/137904
Other languages
English (en)
Chinese (zh)
Inventor
金巴.迪.阿达姆.布巴卡
杨晓东
Original Assignee
维沃移动通信有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 维沃移动通信有限公司 filed Critical 维沃移动通信有限公司
Publication of WO2024125456A1 publication Critical patent/WO2024125456A1/fr

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
    • G06K7/10366—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves the interrogation device being adapted for miscellaneous applications
    • G06K7/10475—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves the interrogation device being adapted for miscellaneous applications arrangements to facilitate interaction with further interrogation devices, e.g. such that at least two interrogation devices may function and cooperate in a network of such devices
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
    • G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisions for transferring data to distant stations, e.g. from a sensing device
    • G06K17/0029—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisions for transferring data to distant stations, e.g. from a sensing device the arrangement being specially adapted for wireless interrogation of grouped or bundled articles tagged with wireless record carriers
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16Y—INFORMATION AND COMMUNICATION TECHNOLOGY SPECIALLY ADAPTED FOR THE INTERNET OF THINGS [IoT]
    • G16Y20/00—Information sensed or collected by the things
    • G16Y20/20—Information sensed or collected by the things relating to the thing itself
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16Y—INFORMATION AND COMMUNICATION TECHNOLOGY SPECIALLY ADAPTED FOR THE INTERNET OF THINGS [IoT]
    • G16Y30/00—IoT infrastructure
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16Y—INFORMATION AND COMMUNICATION TECHNOLOGY SPECIALLY ADAPTED FOR THE INTERNET OF THINGS [IoT]
    • G16Y40/00—IoT characterised by the purpose of the information processing
    • G16Y40/10—Detection; Monitoring
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication

Definitions

  • the present application belongs to the field of communication technology, and specifically relates to an information interaction method and device.
  • Radio Frequency Identification is an automatic identification technology and a key technology for building the Internet of Things.
  • RFID systems mainly include readers and transponders. Tags can usually be used as transponders. Each tag has a unique electronic product code and is attached to an object to identify the target object.
  • the reader is a device that reads and/or writes tag information.
  • the embodiments of the present application provide an information interaction method and device, which can solve the problem of how to better support RFID technology in a mobile cellular network.
  • an information interaction method comprising:
  • the first reader sends a first request to the tag device
  • the first reader receives the response information to the first request sent by the tag device; wherein the first reader is a responsive reader pre-configured for the tag device; or,
  • the first reader receives first indication information from the second reader
  • the first reader performs an inventory operation based on the first indication information; wherein the first indication information is used to indicate the inventory information of the tag device by the second reader, and the tag devices within the coverage range of the first reader and the second reader have overlapping parts.
  • an information interaction method comprising:
  • the tag device receives a first request sent by a first reader
  • the tag device sends response information to the first reader based on the first request
  • the first reader is a responsive reader pre-configured to the tag device.
  • an information interaction method comprising:
  • the second reader sends a first indication message to the first reader; the first indication message is used to instruct the second reader to count the tag device.
  • the signing devices have overlapping parts.
  • an information interaction device including:
  • a sending module used for sending a first request to a tag device
  • a receiving module configured to receive response information to the first request sent by the tag device; wherein the first reader is a responsive reader pre-configured for the tag device; or,
  • a receiving module used for receiving first indication information from a second reader
  • a processing module is used to perform an inventory operation based on the first indication information; wherein the first indication information is used to indicate the inventory information of the tag device by the second reader, and the tag devices within the coverage range of the first reader and the second reader have overlapping parts.
  • an information interaction device including:
  • a receiving module used for receiving a first request sent by a first reader
  • a sending module configured to send response information to the first reader based on the first request
  • the first reader is a responsive reader pre-configured to the tag device.
  • an information interaction device including:
  • the sending module is used to send first indication information to the first reader; the first indication information is used to indicate the inventory information of the tag device by the second reader, and the tag devices within the coverage range of the first reader and the second reader have overlapping parts.
  • a first reader comprising a processor and a memory, wherein the memory stores a program or instruction that can be run on the processor, and when the program or instruction is executed by the processor, the steps of the method described in the first aspect are implemented.
  • a first reader comprising a processor and a communication interface, wherein the communication interface is used to send a first request to a tag device; and receive response information to the first request sent by the tag device; wherein the first reader is a responsive reader pre-configured to the tag device; or, the communication interface is used to receive first indication information from a second reader; and the processor is used to perform an inventory operation based on the first indication information; wherein the first indication information is used to indicate the inventory information of the tag device by the second reader, and the tag devices within the coverage range of the first reader and the second reader have overlapping parts.
  • a label device which includes a processor and a memory, wherein the memory stores a program or instruction that can be run on the processor, and when the program or instruction is executed by the processor, the steps of the method described in the second aspect are implemented.
  • a tag device comprising a processor and a communication interface, wherein the communication interface is used to receive a first request sent by a first reader; and send response information to the first reader based on the first request; wherein the first reader is a responsive reader pre-configured to the tag device.
  • a second reader which includes a processor and a memory, wherein the memory stores programs or instructions that can be executed on the processor, and when the programs or instructions are executed by the processor, the steps of the method described in the third aspect are implemented.
  • a second reader comprising a processor and a communication interface, wherein the communication interface is used to send first indication information to the first reader; the first indication information is used to indicate the inventory information of the tag device by the second reader, and the tag devices within the coverage range of the first reader and the second reader have overlapping parts.
  • a communication system comprising: a first reader, a tag device and a second reader, wherein the first reader can be used to execute the steps of the information interaction method as described in the first aspect, the tag device can be used to execute the steps of the information interaction method as described in the second aspect, and the second reader can be used to execute the steps of the information interaction method as described in the third aspect.
  • a readable storage medium on which a program or instruction is stored.
  • the program or instruction is executed by a processor, the steps of the method described in the first aspect are implemented, or the steps of the method described in the second aspect are implemented, or the steps of the method described in the third aspect are implemented.
  • a chip comprising a processor and a communication interface, wherein the communication interface is coupled to the processor, and the processor is used to run a program or instructions to implement the method as described in the first aspect, or the method as described in the second aspect, or the method as described in the third aspect.
  • a computer program/program product is provided, wherein the computer program/program product is stored in a storage medium, and the computer program/program product is executed by at least one processor to implement the steps of the information interaction method as described in the first aspect, the second aspect or the third aspect.
  • a first reader sends a first request to a tag device; the first reader receives response information from the tag device; wherein the first reader is a responsive reader of the tag device, that is, the tag device only responds to a specific reader, thereby avoiding repeated inventory; or, the first reader receives first indication information from a second reader; the first reader performs an inventory operation based on the first indication information, and the first indication information is used to indicate the second reader's inventory information of the tag device.
  • the tag devices within the coverage range of the first reader and the second reader have overlapping parts, that is, the first reader and the second reader can exchange inventory information of the tag devices, thereby avoiding repeated inventory by multiple readers and missing inventory of tag devices, improving inventory efficiency and saving resources of network and tag devices, thereby achieving better support for RFID technology in mobile cellular networks.
  • FIG1 is a structural diagram of a wireless communication system applicable to an embodiment of the present application.
  • FIG2 is a schematic diagram of an application scenario provided by an embodiment of the present application.
  • FIG3 is a flow chart of an information interaction method according to an embodiment of the present invention.
  • FIG4 is a second flow chart of the information interaction method provided in an embodiment of the present application.
  • FIG5 is one of the interactive flow diagrams of the information interaction method provided in an embodiment of the present application.
  • FIG6a is a second schematic diagram of the interaction flow of the information interaction method provided in an embodiment of the present application.
  • FIG6b is a third interactive flow diagram of the information interaction method provided in an embodiment of the present application.
  • FIG7 is a second flow chart of the information interaction method provided in an embodiment of the present application.
  • FIG8 is a third flow chart of the information interaction method provided in an embodiment of the present application.
  • FIG9 is a schematic diagram of a structure of an information interaction device according to an embodiment of the present application.
  • FIG10 is a second structural diagram of the information interaction device provided in an embodiment of the present application.
  • FIG11 is a third structural diagram of the information interaction device provided in an embodiment of the present application.
  • FIG12 is a fourth structural diagram of the information interaction device provided in an embodiment of the present application.
  • FIG13 is a schematic diagram of the structure of a communication device provided in an embodiment of the present application.
  • FIG14 is a schematic diagram of the structure of a terminal provided in an embodiment of the present application.
  • FIG. 15 is a schematic diagram of the structure of a network side device according to an embodiment of the present application.
  • first, second, etc. in the specification and claims of the present application are used to distinguish similar objects, but not to describe a specific order or sequence. It should be understood that the terms used in this way can be interchangeable under appropriate circumstances, so that the embodiments of the present application can be implemented in an order other than those illustrated or described here, and the objects distinguished by “first” and “second” are generally of the same type, and the number of objects is not limited.
  • the first object can be one or more.
  • “and/or” in the specification and claims represents at least one of the connected objects, and the character “/” generally indicates that the objects associated with each other are in an "or” relationship.
  • the term “indication” in the specification and claims of the present application can be either an explicit indication or an implicit indication.
  • an explicit indication can be understood as the sender explicitly notifying the receiver of the operation or request result to be performed in the indication sent;
  • an implicit indication can be understood as the receiver making a judgment based on the indication sent by the sender and determining the operation or request result to be performed based on the judgment result.
  • LTE Long Term Evolution
  • LTE-A Long Term Evolution
  • CDMA Code Division Multiple Access
  • TDMA Time Division Multiple Access
  • FDMA Frequency Division Multiple Access
  • OFDMA Orthogonal Frequency Division Multiple Access
  • SC-FDMA Single-carrier Frequency Division Multiple Access
  • NR new radio
  • FIG1 is a block diagram of a wireless communication system applicable to the embodiment of the present application.
  • the wireless communication system includes a terminal 11 and a network side device 12.
  • the terminal 11 may be a mobile phone, a tablet computer (Tablet Personal Computer), a laptop computer (Laptop Computer) or a personal digital assistant (Personal Digital Assistant) Digital Assistant, PDA), PDA, netbook, ultra-mobile personal computer (UMPC), mobile Internet device (MID), augmented reality (AR)/virtual reality (VR) equipment, robot, wearable device (Wearable Device), vehicle-mounted equipment (VUE), pedestrian terminal (PUE), smart home (home appliances with wireless communication functions, such as refrigerators, televisions, washing machines or furniture, etc.), game consoles, personal computers (personal computers, PCs), teller machines or self-service machines and other terminal side devices, wearable devices include: smart watches, smart bracelets, smart headphones, smart glasses, smart jewelry (smart bracelets, smart bracelets, smart rings, smart necklaces, smart anklets, smart anklets,
  • the network side device 12 may include an access network device or a core network device, wherein the access network device 12 may also be referred to as a radio access network device, a radio access network (RAN), a radio access network function or a radio access network unit.
  • the access network device 12 may include a base station, a WLAN access point or a WiFi node, etc.
  • the base station may be referred to as a node B, an evolved node B (eNB), an access point, a base transceiver station (BTS), a radio base station, a radio transceiver, a basic service set (BSS), an extended service set (ESS), a home B node, a home evolved B node, a transmitting and receiving point (TRP) or some other suitable term in the field, as long as the same technical effect is achieved, the base station is not limited to a specific technical vocabulary, it should be noted that in the embodiment of the present application, only the base station in the NR system is used as an example for introduction, and the specific type of the base station is not limited.
  • the core network equipment may include but is not limited to at least one of the following: core network node, core network function, mobility management entity (Mobility Management Entity, MME), access mobility management function (Access and Mobility Management Function, AMF), session management function (Session Management Function, SMF), user plane function (User Plane Function, UPF), policy control function (Policy Control Function, PCF), policy and charging rules function unit (Policy and Charging Rules Function, PCRF), edge application service discovery function (Edge Application Server Discovery Function, EASDF), unified data management (Unified Data Management, UDM), unified data storage (Unified Data Repository, UDR), home user server (Home Subscriber Server, HSS), centralized network configuration (CNC), network storage function (Network Repository Function, NRF), network exposure function (Network Exposure Function, NEF), local NEF (Local NEF, or L-NEF), binding support function (Binding Support Function, BSF), application function (Application Function, AF), etc. It should be noted that in
  • RFID is applied to a mobile cellular network
  • the reader can be a terminal or a network-side device corresponding to a cell, such as a base station or other device.
  • a tag device may be deployed in the overlapping coverage area of two base station cells (cell 1 and cell 2).
  • multiple readers may repeatedly count tag devices and/or miss tags. Missing inventory of tag devices (cell 2 may mistakenly think that cell 1 is counting inventory if cell 1 is not counting inventory, resulting in missing inventory). Repeated inventory will lead to low inventory efficiency and waste of tag devices and network resources.
  • FIG3 is a flow chart of the information interaction method provided in the embodiment of the present application
  • FIG4 is a flow chart of the information interaction method provided in the embodiment of the present application.
  • the method provided in the present embodiment includes:
  • Step 101a The first reader sends a first request to the tag device
  • Step 102a The first reader receives the response information to the first request sent by the tag device; wherein the first reader is a responsive reader pre-configured for the tag device;
  • Step 101b The first reader receives the first indication information of the second reader
  • Step 102b The first reader performs an inventory operation based on the first indication information; wherein the first indication information is used to indicate the inventory information of the tag devices to the second reader, and the tag devices within the coverage range of the first reader and the second reader have overlapping parts.
  • tag device 1 can only respond to one reader, such as tag device 1 only responds to a certain reader, such as the reader of cell 1.
  • the reader that a tag device can respond to can be changed, for example, by configuring the network side device or pre-configuring it to the tag device.
  • Adjacent readers (the tag devices within the coverage range have overlapping parts) exchange inventory information, such as the information of the tag devices that have been inventoried, the information of the tag devices to be inventoried, the scope of the inventory, whether they belong to the same inventory business, the session information used, etc.
  • the first reader sends a first request to the tag device. If the tag device determines that the first reader is a reader to which the tag device can respond, the tag device sends response information to the first reader.
  • the first reader can perform an inventory operation based on the first indication information sent by the second reader. For example, if the first indication information is received before sending the request, it can determine whether to send a request to a certain tag device based on the first indication information. For example, if the second reader has already performed an inventory on a certain tag device, the first reader does not need to send a request to the tag device.
  • the first reader can send a request to the tag device that has not been or is no longer being inventoried by the second reader and is within the coverage of the first reader; for example, if the first indication information is received after sending a request to the tag device, and the tag device is a tag device that has been inventoried by the second reader, the first reader can delete the information fed back by the tag device after receiving the response information of the tag device, or not report the information fed back by the tag device; or, if the first indication information is received after sending the first request, and the tag device does not belong to the tag device inventoried by the second reader, the tag device is normally inventoried.
  • the first reader sends a first request to the tag device; the first reader receives the response information of the tag device; wherein the first reader is a responsive reader of the tag device, that is, the tag device only responds to a specific reader, which can avoid repeated inventory; or, the first reader receives first indication information from the second reader; the first reader performs an inventory operation based on the first indication information, and the first indication information is used to indicate the inventory information of the tag device by the second reader, and the tag devices within the coverage range of the first reader and the second reader have overlapping parts, that is, the inventory information of the tag devices can be exchanged between the first reader and the second reader, thereby avoiding repeated inventory and missing inventory of tag devices by multiple readers, improving inventory efficiency and saving resources of network and tag devices, thereby achieving better support for RFID technology in mobile cellular networks.
  • the information of the reader to which the tag device can respond is configured or pre-configured by the network-side device.
  • the network side device configures the tag device with information of the reader that can respond in advance.
  • the tag device can be configured with the identification information of the relevant reader, such as:
  • PCI Physical Cell Identifier
  • CGI Cell Global Identifier
  • L2 Layer 2
  • Reader ID Reader ID
  • the first request includes identification information of the first reader, and the identification information includes at least one of the following: physical cell identifier PCI, global cell identifier CGI, layer 2 identifier ID, and reader identifier ID.
  • the reader when a reader wants to take inventory of tag devices, the reader carries identification information of the reader, such as PCI, CGI, L2ID or reader ID, in a request message.
  • identification information of the reader such as PCI, CGI, L2ID or reader ID
  • the tag device When a tag device receives a request message from a reader, the tag device can interpret the reader's identification information.
  • the tag device If the reader is a reader to which the tag device can respond, that is, the tag device can identify the identification information of the reader, the tag device responds to the reader's request message, otherwise the tag device does not respond to the reader.
  • the information of the reader to which the tag device can respond is configured or pre-configured by the network side device.
  • the tag device only responds to a specific reader based on the configuration of the network side device.
  • the implementation complexity is low and repeated inventory can be avoided, thereby improving inventory efficiency and saving network and tag device resources.
  • the first indication information includes at least one of the following: information of the label devices that have been inventoried, information of the label devices that need to be inventoried, inventory scope, inventory service information, and adopted session information.
  • step 102b may include the following steps:
  • the first reader determines a target tag device based on the first indication information
  • the first reader sends a second request to the target tag device
  • the first reader receives the response information to the second request sent by the target tag device; the target tag device is a tag device that has not been counted by the second reader, or the target tag device does not belong to the inventory range of the second reader, or the target tag device does not belong to the tag device that the second reader needs to count.
  • the second reader when the first reader takes inventory of the tag devices, it can determine the target tag devices that need to be inventoried according to the first indication information of the second reader. For the overlapping part of the tag devices within the coverage range of the first reader and the second reader, if the tag devices in the overlapping part have been inventoried by the second reader, or the second reader needs to be inventoried, the first reader does not need to perform an inventory to avoid repeated inventory; for other tag devices within the coverage range of the first reader (that is, the non-overlapping part with the second reader), the first reader needs to perform an inventory.
  • the method further includes:
  • Step 103 The first reader sends a third request to the tag device
  • step 102b Before step 102b, the following steps are also included:
  • Step 104 The first reader receives response information to the third request sent by the tag device;
  • Step 102b can be implemented as follows:
  • the first reader deletes the response information of the tag device, or does not report the information of the tag device.
  • the first reader receives the first indication information from the second reader after sending the third request to the tag device, and the tag device is a tag device that has been counted by the second reader, the first reader deletes the response information of the tag device, or does not report the information of the tag device to avoid repeated inventory.
  • the method further comprises:
  • the first reader sends second indication information to the second reader, where the second indication information includes at least one of the following: information of the inventory-checked tag devices, inventory range, inventory service information, and adopted session information.
  • the first reader may also send the inventory information of the tag devices to other readers with the same or overlapping coverage.
  • the same or overlapping coverage means that the tag devices within the coverage have the same or overlapping parts.
  • the first reader can determine the tag devices that need to be counted based on the inventory information of the tag devices indicated by the second reader, which can avoid repeated inventory and omission of inventory tag devices by multiple readers, improve inventory efficiency and save network and tag device resources.
  • the method further comprises:
  • the first reader When the first reader is connected to the network or has a reader function, the first reader sends a fourth request to the second reader through the side link SL or the interface between cells, where the fourth request is used to request to establish a communication connection with the second reader.
  • the reader can search or find other adjacent readers with the same or overlapping coverage. Having the same or overlapping coverage means that the tag devices within the coverage range have the same or overlapping parts.
  • the two readers can first know each other in the following ways:
  • Adjacent readers establish communication connections through SL side links. For example, a reader initiates an SL reader discovery signal to discover other adjacent readers and establish an information exchange mechanism between readers.
  • Adjacent readers establish an information exchange mechanism between readers through the interface between cells.
  • the second reader can learn that it has the same or overlapping coverage as the first reader, and can then exchange inventory information of their respective tag devices to avoid duplicate or missed inventories.
  • the second reader may first send a request for establishing a communication connection to the first reader, for example, when the second reader is connected to a network or has a reader function.
  • a reader when a reader joins the network or a cell has the function of a reader, it can establish a communication connection with other readers with the same or overlapping coverage, so that the inventory information of the tag device can be exchanged, which can avoid repeated inventory and omission of inventory tag devices by multiple readers, improve inventory efficiency and save network and tag device resources, thereby achieving better support for RFID technology in mobile cellular networks.
  • FIG7 is a third flow chart of the information interaction method provided in the embodiment of the present application. As shown in FIG7 , the method provided in the embodiment includes:
  • Step 201 The tag device receives a first request sent by a first reader
  • Step 202 The tag device sends response information to the first reader based on the first request;
  • the first reader is a responsive reader pre-configured to the tag device.
  • the information of the reader to which the tag device can respond is configured or pre-configured by the network-side device.
  • the tag device receives configuration information sent by the network side device, where the configuration information includes: information of a reader to which the tag device can respond.
  • the first request includes identification information of the first reader, and the identification information includes at least one of the following: a physical cell identifier PCI, a global cell identifier CGI, a layer 2 identifier ID, and a reader identifier ID.
  • the identification information includes at least one of the following: a physical cell identifier PCI, a global cell identifier CGI, a layer 2 identifier ID, and a reader identifier ID.
  • FIG8 is a fourth flow chart of the information interaction method provided in the embodiment of the present application. As shown in FIG8 , the method provided in the embodiment includes:
  • Step 301 The second reader sends first indication information to the first reader; the first indication information is used to instruct the second reader to count the information of the tag devices, and the tag devices within the coverage range of the first reader and the second reader have overlapping parts.
  • the first indication information includes at least one of the following: information of the label devices that have been inventoried, information of the label devices that need to be inventoried, inventory scope, inventory service information, and adopted session information.
  • the target tag device is a tag device that has not been counted by the second reader, or the target tag device does not fall within the inventory range of the second reader, or the target tag device does not fall within the tag device that needs to be counted by the second reader.
  • the method further comprises:
  • the second reader receives a fourth request sent by the first reader through the side link SL or the interface between cells, where the fourth request is used to request to establish a communication connection with the second reader, and the fourth request is sent when the first reader is connected to the network or has a reader function.
  • the information interaction method provided in the embodiment of the present application can be executed by an information interaction device.
  • the information interaction device provided in the embodiment of the present application is described by taking the information interaction method executed by the information interaction device as an example.
  • FIG. 9 is a schematic diagram of the structure of the information interaction device provided in the embodiment of the present application.
  • FIG. 10 is a schematic diagram of the structure of the information interaction device provided in the embodiment of the present application.
  • the information interaction device provided in the present embodiment includes:
  • a sending module 210 configured to send a first request to a tag device
  • the first receiving module 220 is used to receive the response information to the first request sent by the tag device; wherein the first reader is a responsive reader pre-configured for the tag device; or,
  • the second receiving module 230 is used to receive the first indication information of the second reader
  • the processing module 240 is used to perform an inventory operation based on the first indication information; wherein the first indication information is used to indicate the inventory information of the tag device by the second reader, and the tag devices within the coverage range of the first reader and the second reader have overlapping parts.
  • the information of the reader that the tag device can respond to is configured or pre-configured by the network side device.
  • the first request includes identification information of the first reader, and the identification information includes at least one of the following: physical cell identifier PCI, global cell identifier CGI, layer 2 identifier ID, and reader identifier ID.
  • the first indication information includes at least one of the following: information of the label devices that have been inventoried, information of the label devices that need to be inventoried, inventory scope, inventory service information, and adopted session information.
  • processing module 240 is specifically configured to:
  • the apparatus further includes a target sending module, configured to send a second request to the target tag device;
  • the second receiving module 230 is also used to receive response information to the second request sent by the target tag device; wherein the target tag device is a tag device that has not been inventoried by the second reader, or the target tag device does not belong to the inventory range of the second reader, or the target tag device does not belong to the tag device that needs to be inventoried by the second reader.
  • the target sending module is used to send a third request to the tag device before performing the inventory operation based on the first indication information
  • the second receiving module 230 is further configured to receive response information to the third request sent by the tag device;
  • the processing module 240 is specifically configured to delete the response information of the tag device, or not report the information of the tag device, when the tag device is a tag device that has been counted by the second reader.
  • the target sending module is further used for:
  • a fourth request is sent to the second reader through a side link SL or an interface between cells, wherein the fourth request is used to request to establish a connection with the second reader. Establish communication connection.
  • the device of this embodiment can be used to execute the method of any one of the embodiments in the aforementioned first reader side method embodiment. Its specific implementation process and technical effects are the same as those in the first reader side method embodiment. For details, please refer to the detailed introduction in the first reader side method embodiment, which will not be repeated here.
  • FIG11 is a third structural diagram of a signal receiving device provided in an embodiment of the present application. As shown in FIG11 , the signal receiving device provided in this embodiment includes:
  • the receiving module 310 is used to receive a first request sent by a first reader
  • a sending module 320 configured to send response information to the first reader based on the first request
  • the first reader is a responsive reader pre-configured to the tag device.
  • the information of the reader that the tag device can respond to is configured or pre-configured by the network side device.
  • the first request includes identification information of the first reader, and the identification information includes at least one of the following: a physical cell identifier PCI, a global cell identifier CGI, a layer 2 identifier ID, and a reader identifier ID.
  • the identification information includes at least one of the following: a physical cell identifier PCI, a global cell identifier CGI, a layer 2 identifier ID, and a reader identifier ID.
  • the device of this embodiment can be used to execute the method of any of the embodiments in the aforementioned label device side method embodiments. Its specific implementation process and technical effects are the same as those in the label device side method embodiments. For details, please refer to the detailed introduction in the label device side method embodiments, which will not be repeated here.
  • FIG12 is a fourth structural diagram of the information interaction device provided in an embodiment of the present application. As shown in FIG12 , the information interaction device provided in this embodiment includes:
  • the sending module 410 is used to send first indication information to the first reader; the first indication information is used to indicate the inventory information of the tag devices by the second reader, and the tag devices within the coverage range of the first reader and the second reader have overlapping parts.
  • the first indication information includes at least one of the following: information of the label devices that have been inventoried, information of the label devices that need to be inventoried, inventory scope, inventory service information, and adopted session information.
  • the target tag device is a tag device that has not been counted by the second reader, or the target tag device does not fall within the inventory range of the second reader, or the target tag device does not fall within the tag device that needs to be counted by the second reader.
  • the device further comprises:
  • a receiving module is used to receive a fourth request sent by the first reader through a side link SL or an interface between cells, wherein the fourth request is used to request to establish a communication connection with the second reader, and the fourth request is sent when the first reader is connected to the network or has a reader function.
  • the device of this embodiment can be used to execute the method of any one of the aforementioned second reader side method embodiments. Its specific implementation process and technical effects are the same as those in the second reader side method embodiment. For details, please refer to the detailed introduction in the second reader side method embodiment, which will not be repeated here.
  • the information interaction device in the embodiment of the present application may be an electronic device, such as an electronic device with an operating system, or a component in an electronic device, such as an integrated circuit or a chip.
  • the electronic device may be a terminal or
  • the terminal may include but is not limited to the types of the terminal 11 listed above, and the other device may be a server, a network attached storage (Network Attached Storage, NAS), etc., which is not specifically limited in the embodiments of the present application.
  • NAS Network Attached Storage
  • the information interaction device provided in the embodiment of the present application can implement the various processes implemented by the method embodiments of Figures 3 to 6 and achieve the same technical effect. To avoid repetition, it will not be repeated here.
  • the embodiment of the present application further provides a communication device 400, including a processor 401 and a memory 402, the memory 402 stores a program or instruction that can be run on the processor 401, for example, when the communication device 400 is a first reader, the program or instruction is executed by the processor 401 to implement the various steps of the above-mentioned information interaction method embodiment, and can achieve the same technical effect.
  • the communication device 400 is a tag device, the program or instruction is executed by the processor 401 to implement the various steps of the above-mentioned information interaction method embodiment, and can achieve the same technical effect.
  • the communication device 400 is a second reader, the program or instruction is executed by the processor 401 to implement the various steps of the above-mentioned information interaction method embodiment, and can achieve the same technical effect. To avoid repetition, it will not be repeated here.
  • the embodiment of the present application also provides a first reader, including a processor and a communication interface, wherein the communication interface is used to send a first request to a tag device; receive response information to the first request sent by the tag device; wherein the first reader is a responsive reader pre-configured to the tag device; or, the communication interface is used to receive first indication information from a second reader; the processor is used to perform an inventory operation based on the first indication information; wherein the first indication information is used to indicate the inventory information of the tag device by the second reader, and the tag devices within the coverage range of the first reader and the second reader have overlapping parts.
  • a first reader including a processor and a communication interface, wherein the communication interface is used to send a first request to a tag device; receive response information to the first request sent by the tag device; wherein the first reader is a responsive reader pre-configured to the tag device; or, the communication interface is used to receive first indication information from a second reader; the processor is used to perform an inventory operation based on the first indication information;
  • the first reader embodiment corresponds to the above-mentioned first reader side method embodiment, and each implementation process and implementation method of the above-mentioned method embodiment can be applied to the first reader embodiment, and can achieve the same technical effect.
  • the first reader can be a terminal.
  • Figure 14 is a schematic diagram of the hardware structure of a terminal that implements the embodiment of the present application.
  • the terminal 1000 includes but is not limited to: a radio frequency unit 1001, a network module 1002, an audio output unit 1003, an input unit 1004, a sensor 1005, a display unit 1006, a user input unit 1007, an interface unit 1008, a memory 1009, and at least some of the components of a processor 1010.
  • the terminal 1000 may also include a power source (such as a battery) for supplying power to each component, and the power source may be logically connected to the processor 1010 through a power management system, so as to manage charging, discharging, and power consumption management through the power management system.
  • a power source such as a battery
  • the terminal structure shown in FIG14 does not constitute a limitation on the terminal, and the terminal may include more or fewer components than shown in the figure, or combine certain components, or arrange components differently, which will not be described in detail here.
  • the input unit 1004 may include a graphics processing unit (GPU) 10041 and a microphone 10042, and the graphics processor 10041 processes the image data of the static picture or video obtained by the image capture device (such as a camera) in the video capture mode or the image capture mode.
  • the display unit 1006 may include a display panel 10061, which may be configured in the form of a liquid crystal display, an organic light emitting diode, etc.
  • the user input unit 1007 includes a touch panel 10071 and other input devices. At least one of the input devices 10072.
  • the touch panel 10071 is also called a touch screen.
  • the touch panel 10071 may include two parts: a touch detection device and a touch controller.
  • Other input devices 10072 may include but are not limited to a physical keyboard, a function key (such as a volume control key, a switch key, etc.), a trackball, a mouse, and a joystick, which will not be repeated here.
  • the RF unit 1001 after receiving the downlink data from the network side device, the RF unit 1001 can transmit it to the processor 1010 for processing; in addition, the RF unit 1001 can send the uplink data to the network side device.
  • the RF unit 1001 includes but is not limited to an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, etc.
  • the memory 1009 can be used to store software programs or instructions and various data.
  • the memory 1009 may mainly include a first storage area for storing programs or instructions and a second storage area for storing data, wherein the first storage area may store an operating system, an application program or instruction required for at least one function (such as a sound playback function, an image playback function, etc.), etc.
  • the memory 1009 may include a volatile memory or a non-volatile memory, or the memory 1009 may include a transient and non-transient memory.
  • the non-volatile memory may be a read-only memory (ROM), a programmable read-only memory (PROM), an erasable programmable read-only memory (EPROM), an electrically erasable programmable read-only memory (EEPROM), or a flash memory.
  • the volatile memory may be a random access memory (RAM), a static random access memory (SRAM), a dynamic random access memory (DRAM), a synchronous dynamic random access memory (SDRAM), a double data rate synchronous dynamic random access memory (DDRSDRAM), an enhanced synchronous dynamic random access memory (ESDRAM), a synchronous link dynamic random access memory (SLDRAM) and a direct memory bus random access memory (DRRAM).
  • the memory 1009 in the embodiment of the present application includes but is not limited to these and any other suitable types of memory.
  • the processor 1010 may include one or more processing units; optionally, the processor 1010 may integrate an application processor and a modem processor, wherein the application processor mainly processes operations related to an operating system, a user interface, and application programs or instructions, and the modem processor mainly processes wireless communication signals, such as a baseband processor. It is understandable that the modem processor may not be integrated into the processor 1010.
  • the radio frequency unit 1001 is used to send a first request to the tag device
  • the radio frequency unit 1001 is further configured to receive response information to the first request sent by the tag device; wherein the first reader is a responsive reader pre-configured for the tag device; or,
  • the radio frequency unit 1001 is used to receive first indication information from a second reader
  • Processor 1010 is used to perform an inventory operation based on the first indication information; wherein the first indication information is used to indicate the inventory information of the tag device by the second reader, and the tag devices within the coverage range of the first reader and the second reader have overlapping parts.
  • the information of the reader that the tag device can respond to is configured or pre-configured by the network side device.
  • the first request includes identification information of the first reader, and the identification information includes at least one of the following: physical cell identifier PCI, global cell identifier CGI, layer 2 identifier ID, and reader identifier ID.
  • the first indication information includes at least one of the following: information of the label devices that have been inventoried, information of the label devices that need to be inventoried, inventory scope, inventory service information, and adopted session information.
  • processor 1010 is specifically configured to:
  • the radio frequency unit 1001 is also used to send a second request to the target tag device; receive response information to the second request sent by the target tag device; wherein the target tag device is a tag device that has not been inventoried by the second reader, or the target tag device does not belong to the inventory range of the second reader, or the target tag device does not belong to the tag device that needs to be inventoried by the second reader.
  • the radio frequency unit 1001 is further configured to send a third request to the tag device before performing the inventory operation based on the first indication information; and receive response information to the third request sent by the tag device;
  • the processor 1010 is specifically configured to, when the tag device is a tag device that has been counted by the second reader, delete the response information of the tag device, or not report the information of the tag device.
  • the radio frequency unit 1001 is further configured to:
  • a fourth request is sent to the second reader through a side link SL or an interface between cells, where the fourth request is used to request to establish a communication connection with the second reader.
  • the terminal of this embodiment can be used to execute the information interaction method in the aforementioned first reader side embodiment. Its specific implementation process and technical effects are similar to those in the first reader side method embodiment. For details, please refer to the detailed introduction in the first reader side method embodiment, which will not be repeated here.
  • the embodiment of the present application also provides a tag device, including a processor and a communication interface, the communication interface is used to receive a first request sent by a first reader; send response information to the first reader based on the first request; wherein the first reader is a responsive reader pre-configured for the tag device.
  • This tag device embodiment corresponds to the above-mentioned tag device method embodiment, and each implementation process and implementation method of the above-mentioned method embodiment can be applied to the tag device embodiment, and can achieve the same technical effect.
  • the terminal of the embodiment shown in Figure 14 can also be a tag device.
  • the terminal of this embodiment can execute the information interaction method in the above-mentioned tag device side embodiment, and its specific implementation process and technical effects are similar to those in the tag device side method embodiment. For details, please refer to the detailed description in the tag device side method embodiment, which will not be repeated here.
  • the embodiment of the present application also provides a second reader, including a processor and a communication interface, the communication interface is used to send a first indication information to the first reader; the first indication information is used to indicate the second reader to inventory information of the tag device, and the tag devices within the coverage range of the first reader and the second reader have overlapping parts.
  • the second reader embodiment corresponds to the above second reader method embodiment, and each implementation process and implementation method of the above method embodiment can be applied to the second reader embodiment, and can achieve the same technical effect.
  • the terminal of the embodiment shown in FIG. 14 may also be a second reader, and its specific implementation process and technical effects are similar to those of the first reader embodiment, and will not be repeated here.
  • the first reader or the second reader may also be a network side device.
  • an embodiment of the present application further provides a network side device.
  • the network side device 700 includes: an antenna 71, a radio frequency device 72, a baseband device 73, a processor 75, and a memory 75.
  • the antenna 71 is connected to the radio frequency device 72.
  • the radio frequency device 72 receives information through the antenna 71 and sends the received information to the baseband device 73 for processing.
  • the baseband device 73 processes the information to be sent and sends it to the radio frequency device 72.
  • the radio frequency device 72 processes the received information and sends it out through the antenna 71.
  • the frequency band processing device mentioned above may be located in the baseband device 73 .
  • the method executed by the network-side device in the above embodiment may be implemented in the baseband device 73 .
  • the baseband device 73 includes a baseband processor 75 and a memory 75 .
  • the baseband device 73 may include, for example, at least one baseband board, on which a plurality of chips are arranged, as shown in FIG. 15 , wherein one of the chips is, for example, a baseband processor 75, which is connected to the memory 75 via a bus interface to call a program in the memory 75 to execute the network device operations shown in the above method embodiment.
  • the network side device of the baseband device 73 may also include a network interface 76 for exchanging information with the radio frequency device 72.
  • the interface may be, for example, a common public radio interface (CPRI for short).
  • the network side device 700 of the embodiment of the present application also includes: instructions or programs stored in the memory 75 and executable on the processor 75.
  • the processor 75 calls the instructions or programs in the memory 75 to execute the method executed by the module shown in Figures 9, 10 or 12, and achieves the same technical effect. To avoid repetition, it will not be repeated here.
  • An embodiment of the present application also provides a readable storage medium, on which a program or instruction is stored.
  • a program or instruction is stored.
  • the various processes of the above-mentioned information interaction method embodiment are implemented, and the same technical effect can be achieved. To avoid repetition, it will not be repeated here.
  • the processor is the processor in the terminal described in the above embodiment.
  • the readable storage medium includes a computer readable storage medium, such as a computer read-only memory ROM, a random access memory RAM, a magnetic disk or an optical disk.
  • An embodiment of the present application further provides a chip, which includes a processor and a communication interface, wherein the communication interface is coupled to the processor, and the processor is used to run programs or instructions to implement the various processes of the above-mentioned information interaction method embodiment, and can achieve the same technical effect. To avoid repetition, it will not be repeated here.
  • the chip mentioned in the embodiments of the present application can also be called a system-level chip, a system chip, a chip system or a system-on-chip chip, etc.
  • the embodiments of the present application further provide a computer program/program product, which is stored in a storage medium and is executed by at least one processor to implement the various processes of the above-mentioned information interaction method embodiment and can achieve the same technical effect. To avoid repetition, it will not be described here.
  • the embodiment of the present application also provides a communication system, including: a first reader, a tag device and a second reader, wherein the first reader can be used to execute the steps of the information interaction method as described above, and the tag device can be used to In order to execute the steps of the information interaction method as described above, the second reader can be used to execute the steps of the information interaction method as described above.
  • the technical solution of the present application can be embodied in the form of a computer software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk), and includes a number of instructions for a terminal (which can be a mobile phone, computer, server, air conditioner, or network equipment, etc.) to execute the methods described in each embodiment of the present application.
  • a storage medium such as ROM/RAM, magnetic disk, optical disk
  • a terminal which can be a mobile phone, computer, server, air conditioner, or network equipment, etc.

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Abstract

L'invention concerne un procédé et un dispositif d'interaction d'informations. Le procédé d'interaction d'informations comprend les étapes suivantes : un premier lecteur envoie une première demande à un dispositif de marquage (101a) ; le premier lecteur reçoit des informations de réponse concernant la première demande, envoyées par le dispositif de marquage, le premier lecteur étant un lecteur réactif préconfiguré sur le dispositif de marquage (102a) ; ou le premier lecteur reçoit des premières informations d'indication d'un second lecteur (101b) ; et le premier lecteur exécute une opération d'inventaire sur la base des premières informations d'indication, les premières informations d'indication étant utilisées pour indiquer des informations d'inventaire du second lecteur au dispositif de marquage, et les dispositifs de marquage dans les plages de couverture du premier lecteur et du second lecteur se chevauchant (102b).
PCT/CN2023/137904 2022-12-14 2023-12-11 Procédé et dispositif d'interaction d'informations WO2024125456A1 (fr)

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CN113947170A (zh) * 2021-11-11 2022-01-18 北京图菱视频科技有限公司 一种统计电梯楼层的方法、系统、电子设备及介质
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US6040774A (en) * 1998-05-27 2000-03-21 Sarnoff Corporation Locating system and method employing radio frequency tags
CN101136059A (zh) * 2006-10-18 2008-03-05 中兴通讯股份有限公司 无线射频识别系统的标签清点方法
JP2009098012A (ja) * 2007-10-17 2009-05-07 Brother Ind Ltd 無線タグの位置検出システム、操作端末、及び無線タグ通信装置
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