# US 2021/0242244 A1 · Array substrate, display panel and display device > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2021/0242244 A1 - Document ID: US20210242244A1 - Status: Published application - Kind: A1 - Application number: 16/759,016 - Filed: 2019-10-16 - Published: 2021-08-05 - Earliest claimed: 2018-11-28 - Assignees: Boe Technology Group Co., Ltd. - Applicants: BOE Technology Group Co., Ltd. - Inventors: Chunping LONG - Web page: https://patentgrep.com/patent/US20210242244A1 ## CPC - G02F 1/136259: {Repairing; Defects} - H10D 86/60: wherein the TFTs are in active matrices - H10D 86/441: {Interconnections, e.g. scanning lines} - G02F 1/1309: {Repairing; Testing} - G02F 1/133388: {with constructional differences between the display region and the peripheral region} - G02F 1/136263: {Line defects} - G02F 1/136272: {Auxiliary lines} - G02F 1/136286: {Wiring, e.g. gate line, drain line} - H10W 20/068: {by using a laser, e.g. laser cutting or laser direct writing} - G02F: OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS - H10D: INORGANIC ELECTRIC SEMICONDUCTOR DEVICES - H10W: GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10 ## Abstract An array substrate, a display panel, and a display device. The array substrate includes a substrate having a display region and a non-display region surrounding the display region. The display region includes a plurality of signal lines extending along a first direction. The non-display region includes at least three repair lead wires, and welding terminals connected to the repair lead wires in a one-to-one corresponding manner. The signal lines form overlapping regions together with an orthographic projection of at least one repair lead wire on the substrate. ## Claims ### Claim 1 An array substrate, comprising a substrate having a display region and a non-display region surrounding the display region, wherein the display region comprises a plurality of signal lines extending along a first direction; the non-display region comprises at least three repair lead wires, and welding terminals connected to the repair lead wires in a one-to-one corresponding manner; and orthographic projections of the signal lines form overlapping regions together with an orthographic projection of at least one of the repair lead wires on the substrate. ### Claim 2 (depends on 1) The array substrate according to claim 1, wherein the repair lead wires respectively comprise a portion extending along a second direction, and the second direction and the first direction are intersected; and the orthographic projections of the signal lines form the overlapping regions together with an orthographic projection of the portion, extending along the second direction, of the repair lead wires on the substrate. ### Claim 3 (depends on 2) The array substrate according to claim 2, wherein the repair lead wires respectively comprise a first sub repair wire and a plurality of second sub repair wires; in each of the repair lead wires, the first sub repair wire is connected to the welding terminal correspondingly, and orthographic projections of the second sub repair wires form overlapping regions together with an orthographic projection of the first sub repair wire on the substrate, and the second sub repair wires respectively comprise a portion extending along the second direction; and the signal lines are divided into a plurality of groups, and each group of signal lines are in lap joint with the portion, extending along the second direction, of at least one second sub repair wire in an insulating manner. ### Claim 4 (depends on 3) The array substrate according to claim 3, wherein the orthographic projections of the second sub repair wires form overlapping regions together with an orthographic projection of a first sub repair wire of at least one of other repair lead wires on the substrate. ### Claim 5 (depends on 4) The array substrate according to claim 4, wherein the orthographic projections of the second sub repair wires form overlapping regions together with orthographic projections of first sub repair wires of all repair lead wires on the substrate. ### Claim 6 (depends on 3) The array substrate according to claim 3, wherein at least one group of signal lines are in lap joint with at least two second sub repair wires in an insulating manner. ### Claim 7 (depends on 6) The array substrate according to claim 6, wherein the second sub repair wires in lap joint with a same group of signal lines in an insulating manner are included in a same repair lead wire; or, the second sub repair wires in lap joint with a same group of signal lines in an insulating manner are included in different repair lead wires. ### Claim 8 (depends on 3) The array substrate according to claim 3, wherein the overlapping regions between the first sub repair wires and the second sub repair wires are in electrical connection or in lap joint in an insulating manner. ### Claim 9 (depends on 8) The array substrate according to claim 8, wherein in response to that the overlapping regions between the first sub repair wires and the second sub repair wires are in electrical connection, the first sub repair wires and the second sub repair wires are located on a same film layer; and in response to that the overlapping regions between the first sub repair wires and the second sub repair wires are in lap joint in an insulating manner, the first sub repair wires and the second sub repair wires are located on different film layers. ### Claim 10 (depends on 3) The array substrate according to claim 3, wherein the welding terminals and the first sub repair wires are located on a same film layer, and the second sub repair wires and the signal lines are located on different film layers. ### Claim 11 (depends on 3) The array substrate according to claim 3, wherein each group of signal lines has a same quantity. ### Claim 12 (depends on 1) The array substrate according to claim 1, wherein the signal lines comprise gate lines or data lines. ### Claim 13 (depends on 1) A display panel, comprising the array substrate according to claim 1. ### Claim 14 (depends on 13) A display device, comprising the display panel according to claim 13.