# US 12,112,227 B2 · Product identification method and passage, control device, and product settlement passage > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,112,227 B2 - Document ID: US12112227B2 - Status: Granted - Kind: B2 - Application number: 17/293,762 - Filed: 2019-08-02 - Published: 2022-01-13 - Granted: 2024-10-08 - Earliest claimed: 2018-12-18 - Assignees: Beijing Jingdong Qianshi Technology Co., Ltd. - Applicants: Beijing Jingdong Qianshi Technology Co., Ltd. - Inventors: Hongwei Wang; Yongli Ren; Xiangzhong Kong - Web page: https://patentgrep.com/patent/US12112227B2 ## CPC - G06K 7/10425: {the interrogation device being arranged for interrogation of record carriers passing by the interrogation device} - G06K 7/10: by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation - G06K 7/10089: {the interrogation device using at least one directional antenna or directional interrogation field to resolve the collision (direction or location finding, such as triangulation techniques, G01S13/00)} - G06K 7/10356: {using a plurality of antennas, e.g. configurations including means to resolve interference between the plurality of antennas} - G06K 7/10475: {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} - G06Q 20/085: {involving remote charge determination or related payment systems} - G06Q 20/18: involving self-service terminals [SST], vending machines, kiosks or multimedia terminals - G06Q 20/208: {Input by product or record sensing, e.g. weighing or scanner processing} - G07G 1/0054: {with control of supplementary check-parameters, e.g. weight or number of articles} - G07G 1/009: {the reader being an RFID reader} - G07G 3/006: {False operation} - G06K: GRAPHICAL DATA READING (image or video recognition or understanding G06V); PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS - G06Q: INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR - G07G: REGISTERING THE RECEIPT OF CASH, VALUABLES, OR TOKENS ## Abstract A product identification method comprises instructing an antenna in a product verification area to collect first product identification data of identified products in the case where a user enters the product verification area of a product identification passage; instructing the antenna in the product verification area to collect product verification data of identified products in the case where a user enters a product settlement area of the product identification passage; and determining user product data based on the first product identification data and the product verification data. A product verification area is provided to eliminate a tag outside the passage being falsely read and reduce a tag false reading probability. ## Claims ### Claim 1 A product identification method, comprising: instructing an antenna in a product verification area to collect first product identification data of identified products in a case where a user enters the product verification area of a product identification passage, wherein the antenna in the product verification area has at least one of the following settings: a pattern of the antenna in the product verification area has a front-to-rear ratio greater than a predetermined value, or the antenna in the product verification area has a port output power lower than that of an antenna in a product identification area; instructing the antenna in the product verification area to collect product verification data of identified products in the case where the user enters a product settlement area of the product identification passage; and determining user product data based on the first product identification data and the product verification data, wherein the determining the user product data based on the first product identification data and the product verification data comprises: taking a difference set between the first product identification data and the product verification data as the user product data. ### Claim 2 (depends on 1) The product identification method according to claim 1, wherein the product verification area is arranged at an entrance of the product identification passage, and the product settlement area is arranged at an exit of the product identification passage. ### Claim 3 (depends on 1) The product identification method according to claim 1, further comprising: instructing the antenna in the product identification area to collect second product identification data of identified products in the case where the user enters the product identification area of the product identification passage, wherein the product identification area is arranged between the product verification area and the product settlement area. ### Claim 4 (depends on 3) The product identification method according to claim 3, wherein the determining the user product data based on the first product identification data and the product verification data comprises: determining the user product data based on the first product identification data, the second product identification data, and the product verification data. ### Claim 5 (depends on 4) The product identification method according to claim 4, wherein the determining the user product data based on the first product identification data, the second product identification data, and the product verification data comprises: calculating a union set of the first product identification data and the second product identification data; and taking a difference set between the union set and the product verification data as the user product data. ### Claim 6 (depends on 1) The product identification method according to claim 1, further comprising: determining that the user enters the product verification area in the case of receiving a trigger signal of a first photoelectric switch, wherein the first photoelectric switch is arranged at an entrance of the product identification passage. ### Claim 7 (depends on 3) The product identification method according to claim 3, further comprising: determining that the user enters the product identification area, and instructing the antenna in the product verification area to turn off in the case of receiving a trigger signal of a second photoelectric switch, wherein the second photoelectric switch is arranged between the product verification area and the product identification area of the product identification passage. ### Claim 8 (depends on 1) The product identification method according to claim 1, further comprising: determining that the user enters the product settlement area in the case of receiving a trigger signal of a third photoelectric switch, wherein the third photoelectric switch is arranged in front of the product settlement area of the product identification passage. ### Claim 9 (depends on 1) The product identification method according to claim 1, further comprising: determining that the user has left the product settlement area, instructing the antenna in the product verification area to turn off, and completing product settlement based on the user product data in the case of receiving a trigger signal of a fourth photoelectric switch, wherein the fourth photoelectric switch is arranged at an exit of the product identification passage. ### Claim 10 A control device, comprising: a memory configured to store instructions; and a processor configured to execute the instructions, so that the control device performs operations for implementing a product identification method, comprising: instructing an antenna in a product verification area to collect first product identification data of products that can be identified in a case where a user enters the product verification area of a product identification passage, wherein the antenna in the product verification area has at least one of the following settings: a pattern of the antenna in the product verification area has a front-to-rear ratio greater than a predetermined value, or the antenna in the product verification area has a port output power lower than that of an antenna in a product identification area; instructing the antenna in the product verification area to collect product verification data of products that can be identified in the case where the user enters a product settlement area of the product identification passage; and determining user product data based on the first product identification data and the product verification data, wherein the determining the user product data based on the first product identification data and the product verification data comprises: taking a difference set between the first product identification data and the product verification data as the user product data. ### Claim 11 (depends on 10) A product identification passage, comprising: the control device according to claim 10; and the antenna in the product verification area, wherein the product verification area and the product settlement area are arranged in the product identification passage. ### Claim 12 (depends on 11) The product identification passage according to claim 11, further comprising the product identification area and the antenna in the product identification area, wherein: the product identification area is arranged between the product verification area and the product settlement area; and the control device is further configured to: instruct the antenna in the product identification area to collect second product identification data of identified products in the case where the user enters the product identification area of the product identification passage, and determine the user product data based on the first product identification data, the second product identification data, and the product verification data. ### Claim 13 (depends on 12) The product identification passage according to claim 12, wherein the antenna in the product identification area comprises a plurality of antennas in the product identification area, and the plurality of antennas in the product identification area have at least one of the following settings: the plurality of antennas in the product identification area are spaced at predetermined height intervals; antenna surfaces of the plurality of antennas in the product identification area are installed at a predetermined angle with respect to a passage wall; the plurality of antennas in the product identification area have a polling operation controlled by the control device; or the plurality of antennas in the product identification area are all a same type of circular polarization antenna. ### Claim 14 (depends on 13) The product identification passage according to claim 13, wherein the plurality of antennas in the product identification area comprises a first antenna, a second antenna, a third antenna, and a fourth antenna, the first antenna is opposite to the third antenna at a same height, and the second antenna is opposite to the fourth antenna at a same height. ### Claim 15 (depends on 12) The product identification passage according to claim 12, wherein the antenna in the product verification area is further configured to read a readable tag outside the product identification passage. ### Claim 16 (depends on 12) The product identification passage according to claim 12, further comprising at least one of a first photoelectric switch, a second photoelectric switch, a third photoelectric switch, or a fourth photoelectric switch, wherein: the first photoelectric switch is arranged at an entrance of the product identification passage, and is configured to: detect whether the user enters the product verification area, and send a trigger signal to the control device in the case where the user enters the product verification area; the second photoelectric switch is arranged between the product verification area and the product identification area of the product identification passage, and is configured to: detect whether the user enters the product identification area, and send a trigger signal to the control device in the case where the user enters the product identification area; the third photoelectric switch is arranged in front of the product settlement area of the product identification passage, and is configured to: detect whether the user enters the product settlement area, and send a trigger signal to the control device in the case where the user enters the product settlement area; and the fourth photoelectric switch is arranged at an exit of the product identification passage, and is configured to: detect whether the user leaves the product settlement area, and send a trigger signal to the control device in the case where the user leaves the product settlement area. ### Claim 17 (depends on 11) A product settlement passage comprising: the product identification passage according to claim 11, including the control device; and an identity identification apparatus arranged in the product settlement area of the product identification passage, and configured to: identify an identity of the user, and send identity information of the user to the control device of the product identification passage, wherein the control device of the product identification passage is configured to bind user product data with the identity of the user to complete product settlement. ### Claim 18 (depends on 17) The product settlement passage according to claim 17, further comprising: a gate arranged in the product settlement area of the product identification passage, wherein the control device of the product identification passage is also configured to instruct the gate to open after the product settlement is completed. ### Claim 19 A non-transitory computer readable storage medium, wherein the non-transitory computer readable storage medium stores computer instructions which, when executed by a processor, implement a product identification method, comprising: instructing an antenna in a product verification area to collect first product identification data of identified products in a case where a user enters the product verification area of a product identification passage, wherein the antenna in the product verification area has at least one of the following settings: a pattern of the antenna in the product verification area has a front-to-rear ratio greater than a predetermined value, or the antenna in the product verification area has a port output power lower than that of an antenna in a product identification area; instructing the antenna in the product verification area to collect product verification data of identified products in the case where the user enters a product settlement area of the product identification passage; and determining user product data based on the first product identification data and the product verification data, wherein the determining the user product data based on the first product identification data and the product verification data comprises: taking a difference set between the first product identification data and the product verification data as the user product data.