# US 10,312,262 B2 · 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 10,312,262 B2 - Document ID: US10312262B2 - Status: Granted - Kind: B2 - Application number: 15/325,555 - Filed: 2016-02-16 - Published: 2018-08-09 - Granted: 2019-06-04 - Earliest claimed: 2015-09-17 - Assignees: Boe Technology Group Co., Ltd. - Applicants: Boe Technology Group Co., Ltd. - Inventors: Yongda Ma; Xinyin Wu; Jianbo Xian - Web page: https://patentgrep.com/patent/US10312262B2 ## CPC - H10D 86/60: wherein the TFTs are in active matrices - G02F 1/133512: {Light shielding layers, e.g. black matrix (G02F1/136209 takes precedence)} - H10D 86/441: {Interconnections, e.g. scanning lines} - H10D 86/451: {characterised by the compositions or shapes of the interlayer dielectrics} - H10D: INORGANIC ELECTRIC SEMICONDUCTOR DEVICES - 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 ## Abstract Disclosed are a display panel and a display device. The display panel includes: a first substrate and a second substrate disposed as opposed to each other. The first substrate includes gate lines (1) and data lines (2), and pixel units (6) defined by the gate lines (1) and the data lines (2). The second substrate includes a black matrix (4), the black matrix (4) having a plurality of apertures (7) configured as corresponding to the pixel units (6). A orthographic projection of at least one side of at least a part of the plurality of apertures in a plane of the first substrate is at least partially located outside the pixel units (6). ## Claims ### Claim 1 A display panel, comprising: a first substrate, comprising a plurality of gate lines and a plurality of data lines as well as a plurality of pixel units defined by the plurality of gate lines and the plurality of data lines; and a second substrate, disposed as being parallel to the first substrate and comprising a black matrix, the black matrix having a plurality of apertures configured as corresponding to the plurality of pixel units, an orthographic projection of at least one side of at least a part of the plurality of apertures in a plane of the first substrate being at least partially located outside a corresponding pixel unit, and the plurality of apertures being configured as chamfers in regions corresponding to four corners of the pixel unit, and the chamfers completely overlay the four corners of the pixel unit. ### Claim 2 (depends on 1) The display panel of claim 1, wherein the first substrate further comprises a plurality of pixel electrode configured as corresponding to the plurality of pixel units, and an orthographic projection of an edge of a pixel electrode in a plane of the first substrate is located outside a corresponding pixel unit. ### Claim 3 (depends on 2) The display panel of claim 2, wherein the orthographic projection of at least one side of the at least a part of plurality of apertures in the plane of the first substrate, which is located outside the corresponding pixel unit, overlaps with the corresponding pixel electrode. ### Claim 4 (depends on 1) The display panel of claim 1, wherein orthographic projections of respective sides of each of the plurality of apertures in a plane of the first substrate are all located outside the corresponding pixel unit. ### Claim 5 (depends on 1) The display panel of claim 1, wherein the black matrix comprises row light-shielding strips corresponding to the plurality of gate lines and column light-shielding strips corresponding to the plurality of data lines, and a width L3 of each of column light-shielding strips satisfies the following: L ⁢ ⁢ 3 ≥ ( h - h ⁢ ⁢ 1 - h ⁢ ⁢ 2 ) * L ⁢ ⁢ 1 h ⁢ ⁢ 2 - L ⁢ ⁢ 2 wherein L1 is a distance between two neighboring data lines along a row direction, L2 is a distance between an edge of a column light-shielding strip and an edge of a corresponding data line along the row direction, h is a distance between a surface of a data line far away from a column light-shielding strip and a surface of the corresponding column light-shielding strip far away from a data line, h1 is a thickness of the column light-shielding strip, and h2 is a thickness of the data line. ### Claim 6 (depends on 1) The display panel of claim 1, wherein the black matrix comprises row light-shielding strips corresponding to the plurality of gate lines and column light-shielding strips corresponding to the plurality of data lines, and a width L3′ of each of the row light-shielding strips satisfies the following: L ⁢ ⁢ 3 ′ ≥ ( h ′ - h ⁢ ⁢ 1 ′ - h ⁢ ⁢ 2 ′ ) * L ⁢ ⁢ 1 ′ h ⁢ ⁢ 2 ′ - L ⁢ ⁢ 2 ′ wherein L1′ is a distance between two neighboring gate lines along a column direction, L2′ is a distance between an edge of a row light-shielding strip and an edge of a corresponding gate line along the column direction, h′ is a distance between a surface of a gate line far away from a row light-shielding strip and a surface of the corresponding row light-shielding strip far away from the gate line, h1′ is a thickness of the row light-shielding strip, and h2′ is a thickness of the gate line. ### Claim 7 (depends on 1) A display device comprising the display panel of claim 1. ### Claim 8 (depends on 7) The display device of claim 7, wherein the first substrate further comprises a plurality of pixel electrode configured as corresponding to the plurality of pixel units, and an orthographic projection of an edge of a pixel electrode in a plane of the first substrate is located outside a corresponding pixel unit. ### Claim 9 (depends on 8) The display device of claim 8, wherein the orthographic projection of at least one side of the at least a part of plurality of apertures in the plane of the first substrate, which is located outside the corresponding pixel unit, overlaps with the corresponding pixel electrode. ### Claim 10 (depends on 7) The display device of claim 7, wherein the apertures are configured as chamfers in regions corresponding to four corners of the pixel unit, and the chamfers completely overlay the corners of corresponding pixel unit. ### Claim 11 (depends on 2) The display panel of claim 2, wherein orthographic projections of respective sides of each of the plurality of apertures in a plane of the first substrate are all located outside the corresponding pixel unit. ### Claim 12 (depends on 3) The display panel of claim 3, wherein orthographic projections of respective sides of each of the plurality of apertures in a plane of the first substrate are all located outside the corresponding pixel unit. ### Claim 13 (depends on 2) The display panel of claim 2, wherein the black matrix comprises row light-shielding strips corresponding to the plurality of gate lines and column light-shielding strips corresponding to the plurality of data lines, and a width L3 of each of column light-shielding strips satisfies the following: L ⁢ ⁢ 3 ≥ ( h - h ⁢ ⁢ 1 - h ⁢ ⁢ 2 ) * L ⁢ ⁢ 1 h ⁢ ⁢ 2 - L ⁢ ⁢ 2 wherein L1 is a distance between two neighboring data lines along a row direction, L2 is a distance between an edge of a column light-shielding strip and an edge of a corresponding data line along the row direction, h is a distance between a surface of a data line far away from a column light-shielding strip and a surface of the corresponding column light-shielding strip far away from a data line, h1 is a thickness of the column light-shielding strip, and h2 is a thickness of the data line. ### Claim 14 (depends on 3) The display panel of claim 3, wherein the black matrix comprises row light-shielding strips corresponding to the plurality of gate lines and column light-shielding strips corresponding to the plurality of data lines, and a width L3 of each of column light-shielding strips satisfies the following: L ⁢ ⁢ 3 ≥ ( h - h ⁢ ⁢ 1 - h ⁢ ⁢ 2 ) * L ⁢ ⁢ 1 h ⁢ ⁢ 2 - L ⁢ ⁢ 2 wherein L1 is a distance between two neighboring data lines along a row direction, L2 is a distance between an edge of a column light-shielding strip and an edge of a corresponding data line along the row direction, h is a distance between a surface of a data line far away from a column light-shielding strip and a surface of the corresponding column light-shielding strip far away from a data line, h1 is a thickness of the column light-shielding strip, and h2 is a thickness of the data line. ### Claim 15 (depends on 2) The display panel of claim 2, wherein the black matrix comprises row light-shielding strips corresponding to the plurality of gate lines and column light-shielding strips corresponding to the plurality of data lines, and a width L3′ of each of the row light-shielding strips satisfies the following: L ⁢ ⁢ 3 ′ ≥ ( h ′ - h ⁢ ⁢ 1 ′ - h ⁢ ⁢ 2 ′ ) * L ⁢ ⁢ 1 ′ h ⁢ ⁢ 2 ′ - L ⁢ ⁢ 2 ′ wherein L1′ is a distance between two neighboring gate lines along a column direction, L2′ is a distance between an edge of a row light-shielding strip and an edge of a corresponding gate line along the column direction, h′ is a distance between a surface of a gate line far away from a row light-shielding strip and a surface of the corresponding row light-shielding strip far away from the gate line, h1′ is a thickness of the row light-shielding strip, and h2′ is a thickness of the gate line. ### Claim 16 (depends on 3) The display panel of claim 3, wherein the black matrix comprises row light-shielding strips corresponding to the plurality of gate lines and column light-shielding strips corresponding to the plurality of data lines, and a width L3′ of each of the row light-shielding strips satisfies the following: L ⁢ ⁢ 3 ′ ≥ ( h ′ - h ⁢ ⁢ 1 ′ - h ⁢ ⁢ 2 ′ ) * L ⁢ ⁢ 1 ′ h ⁢ ⁢ 2 ′ - L ⁢ ⁢ 2 ′ wherein L1′ is a distance between two neighboring gate lines along a column direction, L2′ is a distance between an edge of a row light-shielding strip and an edge of a corresponding gate line along the column direction, h′ is a distance between a surface of a gate line far away from a row light-shielding strip and a surface of the corresponding row light-shielding strip far away from the gate line, h1′ is a thickness of the row light-shielding strip, and h2′ is a thickness of the gate line.