# US 12,003,587 B2 · Method and system for transmitting data, gateway device, and operating terminal device > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,003,587 B2 - Document ID: US12003587B2 - Status: Granted - Kind: B2 - Application number: 17/501,863 - Filed: 2021-10-14 - Published: 2022-04-28 - Granted: 2024-06-04 - Earliest claimed: 2020-10-26 - Assignees: Boe Technology Group Co., Ltd. - Applicants: BOE Technology Group Co., Ltd. - Inventors: Hongjun Du; Yi Bian - Web page: https://patentgrep.com/patent/US12003587B2 ## CPC - H04L 67/141: Setup of application sessions (admission control or resource allocation in data switching networks H04L47/70) - G09G 3/2096: {Details of the interface to the display terminal specific for a flat panel (suitable for both CRT and flat panel G09G5/006; specific for a CRT G09G1/167)} - H04L 67/12: specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks - H04L 67/303: Terminal profiles - G09G 2370/042: for monitor identification - G16Y 30/00: IoT infrastructure - H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M) - G09G: ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION (arrangements for transferring data between digital computers and displays G06F3/14; static indicating arrangements comprising an association of a number of separate sources or light control cells G09F9/00; static indicating arrangements comprising integral associations of a number of light sources H01J, H01K, H10H, H05B33/12; scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission, details thereof H04N1/00) - G16Y: INFORMATION AND COMMUNICATION TECHNOLOGY SPECIALLY ADAPTED FOR THE INTERNET OF THINGS [IoT] ## Abstract A method for transmitting data is provided. The method includes: receiving identification information sent by at least one display terminal device; establishing a communication connection with an operating terminal device, and acquiring display content information of the at least one display terminal device from the operating terminal device, the display content information being generated based on target display content of the at least one display terminal device, and the target display content of the at least one display terminal device being determined by the operating terminal device; and sending the display content information to the at least one display terminal device based on the identification information of the at least one display terminal device, such that the at least one display terminal device performs display based on the display content information. ## Claims ### Claim 1 A method for transmitting data, applicable to a gateway device, the method comprising: receiving identification information sent by at least one electrophoretic display (EPD) table card; establishing a communication connection with an operating terminal device, and sending the identification information sent by the at least one EPD table card to the operating terminal device, wherein the operating terminal device is installed with content management and issuing service software; acquiring display content information of the at least one EPD table card from the operating terminal device, wherein the display content information is generated based on an operation instruction of the operating terminal device, the operation instruction being generated based on target display content of the at least one EPD table card determined on an operation interface, the operation interface being generated by the content management and issuing service software based on the identification information of the at least one EPD table card and provided to the operating terminal device for users to operate to display to-be-determined target display content of the at least one EPD table card corresponding to the identification information; and sending the display content information to the at least one EPD table card based on the identification information of the at least one EPD table card, such that the at least one EPD table card performs display based on the display content information; wherein a template is provided on the operation interface and is configured to determine the target display content, and a serial number of each EPD table card and text display information, a display color, a font, and a font size which are to be determined are displayed in the template, the serial number of the EPD table card being in one-to-one correspondence with the identification information of the EPD table card. ### Claim 2 (depends on 1) The method according to claim 1, wherein the display content information is related to the identification information of the EPD table card, and sending the display content information to the at least one EPD table card based on the identification information of the at least one EPD table card comprises: sending the display content information to the EPD table card corresponding to the related identification information of the EPD table card. ### Claim 3 (depends on 1) The method according to claim 1, wherein establishing the communication connection with the operating terminal device comprises: acquiring gateway device information and issuing the gateway device information to a local area network, such that the operating terminal device connected to the local area network acquires the gateway device information and establishes the communication connection with the gateway device based on the gateway device information. ### Claim 4 (depends on 3) The method according to claim 3, wherein the gateway device information comprises an IP address of the gateway device, a network service port and a version number. ### Claim 5 A method for transmitting data, applicable to an operating terminal device installed with content management and issuing service software, the method comprising: establishing a communication connection with a gateway device, and receiving identification information of at least one electrophoretic display (EPD) table card sent by the gateway device; generating an operation interface by the content management and issuing service software based on the identification information of the at least one EPD table card, wherein the operation interface is provided to the operating terminal device for users to operate to display to-be-determined target display content of the at least one EPD table card corresponding to the identification information; determining, from the to-be-determined target display content, target display content of the at least one EPD table card through the operation interface, and generating an operation instruction based on the target display content of the at least one EPD table card determined on the operation interface; generating display content information of the at least one EPD table card based on the operation instruction, wherein a template is provided on the operation interface and is configured to determine the target display content, and a serial number of each EPD table card and text display information, a display color, a font, and a font size which are to be determined are displayed in the template, the serial number of the EPD table card being in one-to-one correspondence with the identification information of the EPD table card; and sending the display content information of the at least one EPD table card by the gateway device to the at least one EPD table card. ### Claim 6 (depends on 5) The method according to claim 5, wherein establishing the communication connection with the gateway device comprises: acquiring gateway device information in a local area network, and establishing the communication connection with the gateway device based on the gateway device information. ### Claim 7 (depends on 6) The method according to claim 6, wherein the gateway device information comprises an IP address of the gateway device, a network service port and a version number. ### Claim 8 (depends on 1) A gateway device, comprising a memory, a processor, and a computer program that is stored in the memory and operable on the processor, wherein the processor, when executing the computer program, is caused to implement the method for transmitting data according to claim 1. ### Claim 9 (depends on 5) An operating terminal device, comprising a memory, a processor, and a computer program that is stored in the memory and operable on the processor, wherein the processor, when executing the program, is caused to implement the method for transmitting data according to claim 5. ### Claim 10 A system for transmitting data, comprising an electrophoretic display (EPD) table card, a gateway device and an operating terminal device installed with content management and issuing service software: the gateway device is configured to: receive identification information sent by at least one EPD table card; establish a communication connection with an operating terminal device; send the identification information sent by the at least one EPD table card to the operating terminal device; acquire display content information of the at least one EPD table card from the operating terminal device, wherein the display content information is generated based on an operation instruction of the operating terminal device, the operation instruction being generated based on target display content of the at least one EPD table card determined on an operation interface, the operation interface being generated by the content management and issuing service software based on the identification information of the at least one EPD table card and provided to the operating terminal device for users to operate to display to-be-determined target display content of the at least one EPD table card corresponding to the identification information; and send the display content information to the at least one EPD table card based on the identification information of the at least one EPD table card, such that the at least one EPD table card performs display based on the display content information; and the operating terminal device is configured to: establish the communication connection with the gateway device; receive the identification information of at least one EPD table card sent by the gateway device; generate the operation interface by the content management and issuing service software based on the identification information of the at least one EPD table card; determine, from the to-be-determined target display content, the target display content of the at least one EPD table card through the operation interface; generate the operation instruction based on the target display content of the at least one EPD table card determined on the operation interface; generate the display content information of the at least one EPD table card based on the operation instruction; and send the display content information of the at least one EPD table card by the gateway device to the at least one EPD table card; wherein a template is provided on the operation interface and is configured to determine the target display content, and a serial number of each EPD table card and text display information, a display color, a font, and a font size which are to be determined are displayed in the template, the serial number of the EPD table card being in one-to-one correspondence with the identification information of the EPD table card.