# US 12,705,010 B2 · Wireless screen mirroring system > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,705,010 B2 - Document ID: US12705010B2 - Status: Granted - Kind: B2 - Application number: 19/014,354 - Filed: 2025-01-09 - Published: 2026-01-22 - Granted: 2026-08-11 - Earliest claimed: 2024-07-16 - Assignees: Benq Corporation - Applicants: Benq Corporation - Inventors: Po-Ching Kang; Chen-Chi Wu; Chin-Fu Chiang; Cheng-Chieh Juan - Web page: https://patentgrep.com/patent/US12705010B2 ## CPC - G06F 3/1454: {involving copying of the display data of a local workstation or window to a remote workstation or window so that an actual copy of the data is displayed simultaneously on two or more displays, e.g. teledisplay} - H04N 21/4122: {additional display device, e.g. video projector (digital output for controlling a plurality of local displays G06F3/1423)} - G06F 3/1446: {display composed of modules, e.g. video walls} - H04N 21/43615: {Interfacing a Home Network, e.g. for connecting the client to a plurality of peripherals (home Audio Video Interoperability [HAVI] data switching networks H04L12/2805)} - H04N 21/43637: {involving a wireless protocol, e.g. Bluetooth®, RF or wireless LAN [IEEE 802.11] (arrangements for wireless networking or broadcasting of information in indoor or near-field type systems H04B10/114)} - H04W 76/10: Connection setup - G09G 2370/16: Use of wireless transmission of display information - H04N 21/44227: {Monitoring of local network, e.g. connection or bandwidth variations; Detecting new devices in the local network (configuring of peripheral devices in general G06F9/4411; monitoring connectivity in data switched networks H04L43/0811)} - G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N) - H04N: PICTORIAL COMMUNICATION, e.g. TELEVISION - H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72) - 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) ## Abstract A wireless screen mirroring system is provided. The wireless screen mirroring system includes a first transmitting device and a second transmitting device, a first receiving device and a second receiving device, and a router. The router has at least one of the functions of a controller or a bridge. The router selects one of the first transmitting device and the second transmitting device as a designated transmitting device, and selects at least one of the first receiving device and the second receiving device as a designated receiving device based on a configuration file. The router pairs the designated transmitting device with the at least one designated receiving device. After pairing is completed, the designated transmitting device displays audiovisual data, transmits the audiovisual data to the at least one designated receiving device, and the at least one designated receiving device displays the audiovisual data. ## Claims ### Claim 1 A wireless screen mirroring system, comprising: a first transmitting device and a second transmitting device; a first receiving device and a second receiving device; a router, having at least one of the functions of a controller or a bridge, wherein the router selects one of the first transmitting device and the second transmitting device as a designated transmitting device, and selects at least one of the first receiving device and the second receiving device as a designated receiving device based on a configuration file, and the router pairs the designated transmitting device with the at least one designated receiving device; wherein after pairing is completed, the designated transmitting device displays audiovisual data, transmits the audiovisual data to the at least one designated receiving device, and the at least one designated receiving device displays the audiovisual data; wherein by utilizing the configuration file, the router designates one of the first transmitting device and the second transmitting device as the designated transmitting device, and designates the first receiving device and the second receiving device as the designated receiving devices, so that one transmitting device is paired simultaneously with two receiving devices. ### Claim 2 (depends on 1) The wireless screen mirroring system according to claim 1, wherein the configuration file is provided by one of the first transmitting device and the second transmitting device, or the configuration file is provided by one of the first receiving device and the second receiving device, or the configuration file is provided by the router. ### Claim 3 (depends on 1) The wireless screen mirroring system according to claim 1, wherein a transmission path of the audiovisual data between the designated transmitting device and the at least one designated receiving device is controlled by the router, the designated transmitting device, the at least one designated receiving device, or a third-party controller. ### Claim 4 (depends on 3) The wireless screen mirroring system according to claim 3, wherein the third-party controller is operated via an application (App) or the third-party controller is a physical controller. ### Claim 5 (depends on 1) The wireless screen mirroring system according to claim 1, wherein when a pairing function option of the router is activated, and the first receiving device and the second receiving device are switched to a station mode, the router functions as an access point (AP) to be wirelessly connected to the first transmitting device, the second transmitting device, the first receiving device, and the second receiving device, which are configured in the station mode, and the router pairs the designated transmitting device with the at least one designated receiving device based on the configuration file. ### Claim 6 (depends on 1) The wireless screen mirroring system according to claim 1, wherein the router has a first pairing button, each of the first receiving device and the second receiving device has a pairing role selection switch for selecting a host mode or a station mode, each of the first transmitting device and second transmitting device has a second pairing button, and each of the first receiving device and second receiving device has a third pairing button, when the pairing role selection switches of the first receiving device and second receiving device are set to the station mode, and the first pairing button of the router is activated, the second pairing buttons of the first transmitting device and second transmitting device is activated, and the third pairing buttons of the first receiving device and second receiving device are activated, the first transmitting device and the second transmitting device are configured in the station mode, the router functions as an access point to be wirelessly connected to the first transmitting device, the second transmitting device, the first receiving device, and the second receiving device in the station mode. ### Claim 7 (depends on 1) The wireless screen mirroring system according to claim 1, wherein after pairing is completed, the designated transmitting device transmits the audiovisual data to the at least one designated receiving device via the router. ### Claim 8 (depends on 1) The wireless screen mirroring system according to claim 1, wherein after pairing is completed, the at least one designated receiving device switches to a host mode, and the designated transmitting device wirelessly communicates with the at least one designated receiving device, the designated transmitting device directly transmits the audiovisual data to the at least one designated receiving device. ### Claim 9 (depends on 1) The wireless screen mirroring system according to claim 1, wherein after pairing is completed, the wireless screen mirroring system operates in a first operation mode or a second operation mode; in the first operation mode, the designated transmitting device transmits the audiovisual data to the at least one designated receiving device via the router; in the second operation mode, the at least one designated receiving device switches to a host mode, and the designated transmitting device wirelessly communicates with the at least one designated receiving device, the designated transmitting device directly transmits the audiovisual data to the at least one designated receiving device. ### Claim 10 (depends on 9) The wireless screen mirroring system according to claim 9, wherein after pairing is completed, when the data transmission amount of the router in the first operation mode exceeds a transmission threshold, the system switches to the second operation mode. ### Claim 11 (depends on 9) The wireless screen mirroring system according to claim 9, wherein after pairing is completed, when a transmission time of the audiovisual data from the designated transmitting device to the at least one designated receiving device via the router in the first operation mode exceeds a transmission time threshold, the wireless screen mirroring system switches to the second operation mode. ### Claim 12 (depends on 1) The wireless screen mirroring system according to claim 1, wherein when the router detects that the number of transmitting devices wirelessly connected to the router exceeds a transmission device threshold, or the number of receiving devices wirelessly connected to the router exceeds a receiving device threshold, or the total number of transmitting devices and receiving devices wirelessly connected to the router exceeds a device threshold, the router instructs the first transmitting device or the second transmitting device transmitting the audiovisual data to adjust a compression rate of the audiovisual signal to reduce the data transmission amount. ### Claim 13 (depends on 1) The wireless screen mirroring system according to claim 1, wherein when the router's connection quality is poor or the router is currently overloaded, the router instructs the first transmitting device or the second transmitting device transmitting the audiovisual data to adjust a compression rate of the audiovisual signal. ### Claim 14 (depends on 1) The wireless screen mirroring system according to claim 1, wherein when the router detects that the total number of wirelessly connected transmitting devices and receiving devices exceeds a device threshold, or the data traffic exceeds a traffic threshold, the router sends a command signal to idle transmitting devices and corresponding receiving devices thereof to be disconnected from the router and connect directly with each other. ### Claim 15 (depends on 1) The wireless screen mirroring system according to claim 1, wherein the wireless screen mirroring system allows a specific screen mirroring mode associated with the configuration file to be enabled or disabled during a specified time period based on calendar meeting settings. ### Claim 16 (depends on 1) The wireless screen mirroring system according to claim 1, wherein the router is integrated with the first receiving device or the second receiving device. ### Claim 17 (depends on 1) The wireless screen mirroring system according to claim 1, wherein the router allocates an uplink bandwidth and a downlink bandwidth of a local area network to the designated transmitting device and the at least one designated receiving device based on the number of the transmitting devices and the receiving devices wirelessly connected to the router. ### Claim 18 (depends on 1) The wireless screen mirroring system according to claim 1, wherein the configuration file records pairing relationship between the first transmitting device and the at least one designated receiving device, and pairing relationship between the second transmitting device and the at least one designated receiving device. ### Claim 19 (depends on 1) The wireless screen mirroring system according to claim 1, wherein the configuration file records at least one usage scenario matrix that includes configuration relationships of a plurality of transmitting devices and a plurality of receiving devices, the plurality of the transmitting devices include the first transmitting device and the second transmitting device, and the plurality of the receiving devices include the first receiving device and the second receiving device. ### Claim 20 (depends on 1) The wireless screen mirroring system according to claim 1, wherein the first transmitting device and the second transmitting device are respectively connected to a first computer and a second computer, and the first receiving device and the second receiving device are respectively connected to a first display device and a second display device, each of the first display device and the second display devices are used to display a mirror images or an extended images.