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CN-121997956-A - RFID tag pairing identification method, RFID tag identification processing method and device

CN121997956ACN 121997956 ACN121997956 ACN 121997956ACN-121997956-A

Abstract

The application provides a pairing identification method of RFID tags, an identification processing method and equipment of RFID tags. The method is used for reducing the time cost for identifying whether the pairs of labels are successfully paired or not and improving the identification efficiency. The pairing identification method of the RFID tags is applied to the electronic equipment and comprises the steps of sending a first instruction to a plurality of first RFID tags, wherein the first instruction indicates each first RFID tag to obtain a first identification pair, and the first identification pair comprises a first identification of the first RFID tag and a second identification of the second RFID tag. The first RFID tag is connected with the second RFID tag through the digital communication interface, and the first RFID tag and the second RFID tag are both passive tags. A plurality of first identification pairs from a plurality of first RFID tags are acquired, respectively. A plurality of second identification pairs is obtained, each second identification pair of the plurality of second identification pairs including a first identification and a third identification of a second RFID tag that matches the first RFID tag. And checking the pairing condition of the plurality of first identification pairs according to the plurality of second identification pairs.

Inventors

  • HUI XIAONAN
  • WANG CHAOLIANG
  • XUAN XINGQI

Assignees

  • 华为技术有限公司

Dates

Publication Date
20260508
Application Date
20241108

Claims (20)

  1. 1. A pairing identification method of radio frequency identification RFID tags, the method being applied to an electronic device, the method comprising: Transmitting a first instruction to a plurality of first RFID tags, wherein the first instruction instructs each first RFID tag to acquire a first identification pair, the first identification pair comprises a first identification of the first RFID tag and a second identification of a second RFID tag, the first RFID tag is connected with the second RFID tag through a digital communication interface, and the first RFID tag and the second RFID tag are both passive tags; respectively acquiring a plurality of first identification pairs from the plurality of first RFID tags; Acquiring a plurality of second identification pairs, wherein each second identification pair of the plurality of second identification pairs comprises the first identification and a third identification of a second RFID tag matched with the first RFID tag; And checking the pairing condition of the plurality of first identification pairs according to the plurality of second identification pairs.
  2. 2. The method of claim 1, wherein verifying pairing of the plurality of first identification pairs based on the plurality of second identification pairs comprises: and if the first identification pair of the plurality of first identification pairs is the same as the first identification included in the second identification pair of the plurality of second identification pairs, and the second identification included in the first identification pair is different from the third identification included in the second identification pair, determining that the first identification pair is wrongly matched.
  3. 3. The method according to claim 1 or 2, wherein the plurality of second identification pairs are contained in a first database, the first database further comprising service information corresponding to each of the second identification pairs, the service information indicating a status of the service transmitted by the matched first RFID tag and second RFID tag; The method further comprises the steps of: If a third target identification pair of the plurality of first identification pairs is matched with a fourth target identification pair of the plurality of second identification pairs, and the service information of the fourth target identification pair indicates that the service state of the fourth target identification pair is stopped, determining that a label pair indicated by the third target identification pair is occupied with a port connected with equipment; The third target identification pair of the plurality of first identification pairs is matched with the fourth target identification pair of the plurality of second identification pairs, and the third target identification pair comprises a first identification and a second identification which are respectively identical with the first identification and the third identification which are respectively included in the fourth target identification pair.
  4. 4. A method according to any one of claims 1 to 3, wherein said obtaining a plurality of first identification pairs of said plurality of first RFID tags comprises: And sequentially acquiring the plurality of first identification pairs of the plurality of first RFID tags based on the sequence of the received signal strength index RSSI of the plurality of first RFID tags from low to high.
  5. 5. The method of any of claims 1-4, wherein prior to the separately obtaining a plurality of first identification pairs from the plurality of first RFID tags, the method further comprises: And sending a second instruction to the first RFID tag and the second RFID tag, wherein the second instruction is used for enabling the first RFID tag and the second RFID tag to communicate through a connected digital communication interface.
  6. 6. The method of any of claims 3 to 5, wherein the electronic device comprises an RFID reader or the electronic device is connected to the RFID reader, and wherein a group-scan antenna coverage area of the RFID reader is a target area; The method further comprises the steps of: Transmitting a third instruction to an RFID tag currently located in the target area, wherein the third instruction is used for acquiring the identification of the RFID tag currently located; Acquiring the identification of the RFID tag currently located in the target area based on the third instruction; And identifying whether the RFID tag is missing in the current target area according to the first database and the identification of the RFID tag currently positioned in the target area.
  7. 7. The method of any one of claims 1 to 5, wherein the electronic device comprises an RFID reader, or the electronic device is connected to the RFID reader, and a group-scan antenna coverage area of the RFID reader is a target area; The method further comprises the steps of: Transmitting a third instruction to the RFID tag currently located in the target area, wherein the third instruction is used for acquiring the identification of the RFID tag currently located in the target area; Acquiring the identification of the RFID tag currently located in the target area based on the third instruction; Acquiring the identifications of all RFID tags configured in the target area; and identifying whether RFID tag missing exists in the current target area according to the identifications of all the RFID tags configured in the target area and the identifications of the RFID tags currently positioned in the target area.
  8. 8. The method of any one of claims 1 to 7, wherein the first RFID tag is further coupled to an optical fiber and the second RFID tag is further coupled to an optical cross-over device, or The first RFID tag is also connected with optical cross equipment, and the second RFID tag is also connected with optical fibers.
  9. 9. The method of any one of claims 1 to 7, wherein the first RFID tag is further connected to a power line and the second RFID tag is further connected to an electrical device, or The first RFID tag is also connected with electrical equipment, and the second RFID tag is also connected with a power line.
  10. 10. The method of any one of claims 1 to 7, wherein the first RFID tag is further connected to a network cable and the second RFID tag is further connected to a network device, or The first RFID tag is also connected with network equipment, and the second RFID tag is also connected with a network cable.
  11. 11. The method according to any one of claims 1 to 10, wherein the digital communication interface comprises any one of a serial peripheral interface, SPI, an integrated circuit bus, IIC, interface, or a universal asynchronous receiver/transmitter, UART.
  12. 12. The identification processing method of the RFID tag is characterized by being applied to a first RFID tag, wherein the first RFID tag is connected with a second RFID tag through a digital communication interface, and the first RFID tag and the second RFID tag are both passive tags, and the method comprises the following steps: Receiving a first instruction from electronic equipment, wherein the first instruction indicates that a first identification pair is acquired, and the first identification pair comprises a first identification of the first RFID tag and a second identification of the second RFID tag; acquiring the second identifier through the digital communication interface; The first identification pair is determined based on the second identification.
  13. 13. The method of claim 12, wherein the obtaining the second identification through the digital communication interface comprises: Sending an access instruction to the second RFID tag through the digital communication interface, wherein the access instruction is used for acquiring the second identifier; The second identification responsive to the access instruction is obtained through the digital communication interface.
  14. 14. The method according to claim 12 or 13, wherein prior to said obtaining said second identification via said digital communication interface, said method further comprises: Receiving a second instruction from an electronic device, wherein the second instruction is used for enabling the first RFID tag to communicate with the second RFID tag through the digital communication interface; and in response to the second instruction, enabling the first RFID tag to communicate with the second RFID tag through the digital communication interface.
  15. 15. The method of any one of claims 12 to 14, wherein the first RFID tag is further coupled to an optical fiber and the second RFID tag is further coupled to an optical cross-over device, or The first RFID tag is also connected with optical cross equipment, and the second RFID tag is also connected with optical fibers.
  16. 16. The method of any one of claims 12 to 14, wherein the first RFID tag is further connected to a power line and the second RFID tag is further connected to an electrical device, or The first RFID tag is also connected with electrical equipment, and the second RFID tag is also connected with a power line.
  17. 17. The method of any one of claims 12 to 14, wherein the first RFID tag is further connected to a network cable and the second RFID tag is further connected to a network device, or The first RFID tag is also connected with network equipment, and the second RFID tag is also connected with a network cable.
  18. 18. The method according to any one of claims 12 to 17, wherein the digital communication interface comprises any one of an SPI, IIC interface, or UART.
  19. 19. The RFID tag system is characterized by comprising a first RFID tag and a second RFID tag, wherein the first RFID tag and the second RFID tag are connected through a digital communication interface, and the first RFID tag and the second RFID tag are both passive tags; The first RFID tag is used for receiving a first instruction from the electronic equipment, wherein the first instruction indicates that a first identification pair is acquired, and the first identification pair comprises a first identification of the first RFID tag and a second identification of the second RFID tag; The first RFID tag is further used for acquiring the second identifier through the digital communication interface; the first RFID tag is further configured to determine the first identifier pair based on the second identifier.
  20. 20. The system according to claim 19, wherein the first RFID tag is specifically configured to send an access instruction to the second RFID tag through the digital communication interface, the access instruction being configured to obtain the second identifier; the second RFID tag is used for responding to the access instruction, so that the second identification is acquired by the first RFID tag.

Description

RFID tag pairing identification method, RFID tag identification processing method and device Technical Field The present application relates to the field of communications, and in particular, to a pairing identification method of an RFID tag, an identification processing method of an RFID tag, and a device thereof. Background With the arrival of the mass information age, the communication technology is rapidly developed, the equipment ports are connected with dense lines, and the connection relationship is complex. The lines to which the ports of the devices are connected include optical fibers, power lines, or network cables, among others, in a wide variety and number. How to acquire the connection pairing relation between the line connector and the equipment port so as to realize digital monitoring and intelligent management becomes a problem to be solved urgently. In the related technical scheme, radio frequency identification (radio frequency identification, RFID) labels are respectively added to the optical fiber side connector and the optical fiber cross device port, the optical fiber side RFID labels and the device port side RFID labels connected with the optical fiber side RFID labels are read one by one through a single port card reader, and a binding relation of the two RFID labels is established. In the method, the optical fiber side RFID tag and the port side RFID tag need to be scanned and read by a single port card reader pair by pair, the reading time is long, and the working efficiency is low. Disclosure of Invention The application provides a pairing identification method of RFID tags, an identification processing method and equipment of RFID tags. In the pairing identification method of the RFID tags, the electronic equipment does not need to access each RFID tag, and only needs to access the first RFID tag in each connected RFID tag pair to acquire the first identification pair indicating the currently connected RFID tag pair. The time complexity of accessing the RFID tags is reduced, so that the time cost for identifying whether the pairs of tags are successfully paired is reduced, and the efficiency is improved. In a first aspect, the present application provides a pairing identification method of an RFID tag, where the method is applied to an electronic device, and includes: The electronic equipment sends an instruction to one side RFID tag to acquire a first identification pair, wherein the first identification pair comprises the identification of the one side RFID tag and the identification of the other side RFID tag connected with the one side RFID tag through a digital communication interface. The electronic device also obtains a second identification pair, wherein the second identification pair comprises the identification of the one side RFID tag and the identification of the other side RFID tag matched with the one side RFID tag. And then based on the second identification pair, checking the pairing condition of the first identification pair acquired based on the instruction. The electronic device may send a first instruction to each of the plurality of first RFID tags, the first instruction instructing each of the first RFID tags to obtain a first identification pair, the first identification pair including a first identification of the first RFID tag and a second identification of the second RFID tag. The first RFID tag and the second RFID tag indicated by the first identification pair are connected through a digital communication interface, and the first RFID tag and the second RFID tag are passive tags. Each first RFID tag provides a first identification pair, and the electronic device respectively acquires a plurality of first identification pairs provided by a plurality of first RFID tags. The electronic device also obtains a plurality of second identification pairs, wherein each second identification pair includes a first identification and a third identification of a second RFID tag that matches the first RFID tag. That is, the second identification pair reflects a matching RFID tag pair. The electronic device verifies pairing conditions of the plurality of first identification pairs based on the plurality of second identification pairs. The checking of the pairing condition of the plurality of first identification pairs can also be understood as checking each first identification pair of the plurality of first identification pairs, so as to determine whether the connection relationship between the first RFID tag indicated by each first identification pair and the second RFID tag is correct. In the application, the electronic equipment sends the first instruction to the first RFID tag, so that the first identifier of the first RFID tag and the second identifier of the second RFID tag connected with the first RFID tag can be obtained, and the first identifier pair indicating the currently connected RFID tag pair can be obtained. Thereby verifying the first identification