# US 10,121,407 B2 · Systems and methods for providing redundant data and power > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,121,407 B2 - Document ID: US10121407B2 - Status: Granted - Kind: B2 - Application number: 15/610,309 - Filed: 2017-05-31 - Published: 2017-11-30 - Granted: 2018-11-06 - Earliest claimed: 2016-05-31 - Assignees: Anthem Displays, LLC - Applicants: Anthem Displays, LLC - Inventors: Evan Brooks - Web page: https://patentgrep.com/patent/US10121407B2 ## CPC - G09G 3/32: semiconductive, e.g. using light-emitting diodes [LED] - G06F 3/1446: {display composed of modules, e.g. video walls} - G09F 9/3026: {Video wall, i.e. stackable semiconductor matrix display modules (video wall control systems G06F3/1446, G09G2300/026)} - G09G 2300/026: Video wall, i.e. juxtaposition of a plurality of screens to create a display screen of bigger dimensions - G09G 2330/02: Details of power systems and of start or stop of display operation - G09G 2330/08: Fault-tolerant or redundant circuits, or circuits in which repair of defects is prepared - G09G 2330/12: Test circuits or failure detection circuits included in a display system, as permanent part thereof - 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) - G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N) - G09F: DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS ## Abstract A display system including a plurality of light-emitting diode (LED) display modules is provided. Each LED display module of the plurality of display modules may include a plurality of LEDs. The display system may also include a plurality of connection hubs, where each connection hub of the plurality of connection hubs is configured to provide power to two or more LED display modules of the plurality of LED display modules. One or more of the LED display modules of the plurality of LED display modules may be configured to selectively route the power provided by a connection hub of the plurality of connection hubs to an LED display module that is adjacent to the one or more LED display modules. ## Claims ### Claim 1 A display system comprising: a plurality of light-emitting diode (LED) display modules, each LED display module of the plurality of LED display modules including a plurality of LEDs, wherein at least one of the LED display modules of the plurality of LED display modules includes a power connection port and a bidirectional power connection port configured to receive power for illuminating one or more of the plurality of LEDs, and wherein the at least one of the LED display modules of the plurality of LED display modules includes at least one switch configured to selectively couple power received at the power connection port to the bidirectional power connection port; and a plurality of connection hubs, each connection hub of the plurality of connection hubs being configured to provide power to two or more LED display modules of the plurality of LED display modules, wherein in a first operating state, the bidirectional power connection port does not provide power to a different LED display module, and in a second operating state, the at least one switch couples the power received at the power connection port to the bidirectional power connection port such that the at least one LED display module is configured to route the power provided by a connection hub of the plurality of connection hubs to a bidirectional power connection port of another LED display module that is adjacent to the one or more LED display modules. ### Claim 2 (depends on 1) The display system of claim 1, wherein the plurality of connection hubs comprises all of the connection hubs associated with the display system. ### Claim 3 (depends on 1) The display system of claim 1, wherein the different LED display module is adjacent to the at least one LED display module. ### Claim 4 (depends on 1) The display system of claim 1, wherein in the second operating state, the at least one switch electrically couples the power connection port to the bidirectional power connection port. ### Claim 5 (depends on 1) The display system of claim 1, wherein at least one connection hub is configured to provide power to two or more LED display modules that are not directly connected to the at least one connection hub. ### Claim 6 (depends on 1) The display system of claim 1, further comprising: at least one power source coupled to two or more connection hubs; and at least one display controller coupled to at least one of the two or more connection hubs. ### Claim 7 (depends on 1) The display system of claim 1, wherein in the second operating state, the at least one switch is configured to relay power from the power connection port to the bidirectional power connection port of the at least one LED display module. ### Claim 8 (depends on 1) The display system of claim 1, wherein each connection hub of the plurality of connection hubs includes a plurality of power supplies, each power supply of the plurality of power supplies being directly coupled to a single LED display module of the plurality of display modules. ### Claim 9 A display module comprising: a plurality of light-emitting elements; a power connection port and a bidirectional power connection port configured to receive power for illuminating one or more of the plurality of light-emitting elements, wherein the power connection port is configured to receive power from at least one power source and the bidirectional power connection port is configured to provide power to a different display module; and at least one switch configured to selectively couple the power received at the power connection port to the bidirectional power connection port, wherein the bidirectional power connection port is not configured to provide power to the different display module when the at least one switch does not couple the power received at the power connection port to the bidirectional power connection port. ### Claim 10 (depends on 9) The display module according to claim 9, wherein the bidirectional power connection port is configured to provide power to the different display module when the at least one switch couples the power received at the power connection port to the bidirectional power connection port. ### Claim 11 (depends on 10) The display module according to claim 10, wherein a data connection port is configured to receive data from a connection hub power source, and a second data connection port is configured to provide data to the different display module. ### Claim 12 (depends on 9) The display module according to claim 9, wherein the bidirectional power connection port is configured to provide power to the different display module in response to receiving a command via a data connection port. ### Claim 13 (depends on 9) The display module according to claim 9, further comprising at least one processor configured to control the at least one switch. ### Claim 14 A method for rerouting power in a display system including a plurality of display modules, the method comprising: determining that a first display module in the display system is not receiving power; and in response to receiving a command to selectively couple power from a second display module to the first display module, closing a switch associated with the second display module to change an operating state of the second display module from a first state, where a bidirectional power connection port of the second display module is not configured to provide power to the first display module, to a second state, where the second display module couples power received at a power connection port to the bidirectional power connection port. ### Claim 15 (depends on 14) The method of claim 14, wherein coupling power from the second display module to the first display module includes: coupling power received at the power connection port of the second display module to a bidirectional power connection port of the second display module via at least one switch. ### Claim 16 (depends on 15) The method of claim 15, wherein the bidirectional power connection port is electrically coupled to a bidirectional power connection port of the first display module. ### Claim 17 (depends on 16) The method of claim 16, further comprising: causing at least one light-emitting element of the first display module to illuminate. ### Claim 18 (depends on 14) A processor program product comprising one or more processor-readable storage media having stored thereon processor-executable instructions that are executable by at least one processor of the display system to perform the method of claim 14.