# US 12,016,206 B2 · Display panel and display apparatus > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,016,206 B2 - Document ID: US12016206B2 - Status: Granted - Kind: B2 - Application number: 17/688,226 - Filed: 2022-03-07 - Published: 2022-06-16 - Granted: 2024-06-18 - Earliest claimed: 2020-04-17 - Assignees: KunShan Go-Visionox Opto-Electronics Co., Ltd - Applicants: KunShan Go-Visionox Opto-Electronics Co., Ltd - Inventors: Junhui Lou; Yong Wu; Shixing Cai; Yanan Ji - Web page: https://patentgrep.com/patent/US12016206B2 ## CPC - H10K 59/121: characterised by the geometry or disposition of pixel elements - H10K 59/122: Pixel-defining structures or layers, e.g. banks - H10K 59/65: OLEDs integrated with inorganic image sensors - H10K 59/80518: {Reflective anodes, e.g. ITO combined with thick metallic layers} - H10W 90/00: Package configurations - H10K: ORGANIC ELECTRIC SOLID-STATE DEVICES - H10W: GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10 ## Abstract A display panel and a display apparatus. The display panel includes a first display region, a second display region, and a third display region. A light transmittance of the first display region is greater than that of the third display region. The display panel includes: a plurality of first sub-pixels distributed in the first display region; a plurality of second sub-pixel groups distributed in the second display region, a second sub-pixel group includes a plurality of second sub-pixels; a plurality of third sub-pixels distributed in the third display region, a distribution density of the plurality of third sub-pixels is greater than a distribution density of the plurality of first sub-pixels; a total area of orthographic projections of the plurality of second sub-pixels in the second sub-pixel group is equal to an area of an orthographic projection of a single first sub-pixel. ## Claims ### Claim 1 A display panel comprising a first display region, a second display region, and a third display region, wherein the second display region is located between the first display region and the third display region, a light transmittance of the first display region is greater than a light transmittance of the third display region, and the display panel comprises: a plurality of first sub-pixels distributed in the first display region; a plurality of second sub-pixel groups distributed in the second display region, wherein the second sub-pixel group comprises a plurality of second sub-pixels; a plurality of third sub-pixels distributed in the third display region, wherein a distribution density of the plurality of third sub-pixels is greater than a distribution density of the plurality of first sub-pixels, wherein a total area of orthographic projections of the plurality of second sub-pixels of the second sub-pixel group in a thickness direction of the display panel is equal to an area of an orthographic projection of a single first sub-pixel in the thickness direction of the display panel, the single first sub-pixel emits a same color with the plurality of second sub-pixels of the second sub-pixel group. ### Claim 2 (depends on 1) The display panel according to claim 1, wherein a second pixel arrangement structure formed by the plurality of second sub-pixels is the same as a third pixel arrangement structure formed by the plurality of third sub-pixels; and/or a second sub-pixel group arrangement structure formed by the plurality of second sub-pixel groups is the same as a first pixel arrangement structure formed by the plurality of first sub-pixels. ### Claim 3 (depends on 1) The display panel according to claim 1, wherein an area of an orthographic projection of the single first sub-pixel in the thickness direction of the display panel is equal to an area of an orthographic projection of a single third sub-pixel in the thickness direction of the display panel. ### Claim 4 (depends on 1) The display panel according to claim 1, wherein in a unit area, the number of the second sub-pixels is equal to the number of the third sub-pixels; and/or, in a unit area, the number of the second sub-pixel groups is equal to the number of the first sub-pixels. ### Claim 5 (depends on 1) The display panel according to claim 1, wherein the second display region comprises a plurality of adjacent regions sequentially distributed along a direction from the first display region to the second display region, the plurality of adjacent regions comprise a first adjacent region and a second adjacent region, the second adjacent region is arranged adjacent to the third display region, and the first adjacent region is located at a side of the second adjacent region facing to the first display region; the plurality of second sub-pixels of the second sub-pixel group comprise at least one main sub-pixel and at least one secondary sub-pixel, and an area of an orthographic projection in the thickness direction of a secondary sub-pixel in the adjacent region close to the third sub-pixels is greater than an area of an orthographic projection in the thickness direction of a secondary sub-pixel in the adjacent region close to the first sub-pixels. ### Claim 6 (depends on 5) The display panel according to claim 5, wherein an area of an orthographic projection in the thickness direction of the main sub-pixel in the first adjacent region is greater than an area of an orthographic projection in the thickness direction of the main sub-pixel in the second adjacent region. ### Claim 7 (depends on 5) The display panel according to claim 5, wherein the second sub-pixel group comprises one main sub-pixel. ### Claim 8 (depends on 7) The display panel according to claim 7, wherein a main pixel arrangement structure formed by a plurality of main sub-pixels is the same as a first pixel arrangement structure formed by the plurality of first sub-pixels. ### Claim 9 (depends on 7) The display panel according to claim 7, wherein the second sub-pixel group comprises two or more secondary sub-pixels, and areas of orthographic projections of the two or more secondary sub-pixels in the thickness direction of the display panel are the same. ### Claim 10 (depends on 5) The display panel according to claim 5, wherein the number of the third sub-pixels distributed in a unit area is n times of the number of the first sub-pixels distributed in the unit area, and the number of the second sub-pixels in the second sub-pixel group is n. ### Claim 11 (depends on 10) The display panel according to claim 10, wherein in the second adjacent region, an area of an orthographic projection of the main sub-pixel in the thickness direction of the display panel is equal to an area of an orthographic projection of the secondary sub-pixel in the thickness direction of the display panel. ### Claim 12 (depends on 10) The display panel according to claim 10, wherein the number of the adjacent regions is m, and m is a positive integer; the first adjacent region is adjacent to the first display region, and an area of an orthographic projection in the thickness direction of the secondary sub-pixel in the first adjacent region is 1/mn of an area of an orthographic projection of the first sub-pixel in the thickness direction; and/or a difference between two areas of two orthographic projections of two secondary sub-pixels in the thickness direction of the display panel is 1/mn of an area of an orthographic projection of the first sub-pixel in the thickness direction of the display panel, wherein the two secondary sub-pixels are respectively located in two adjacent regions which are adjacent to each other. ### Claim 13 (depends on 1) The display panel according to claim 1, wherein the display panel comprises: a substrate; a pixel definition layer located on the substrate, wherein the pixel definition layer comprises a plurality of first pixel openings in the first display region and a plurality of second pixel openings in the second display region, each of the first sub-pixels comprises a first light-emitting structure located in the first pixel opening, a first electrode located on a side of the first light-emitting structure facing to the substrate, and a second electrode located on a side of the first light-emitting structure away from the substrate; each of the second sub-pixels comprises a second light-emitting structure located in the second pixel opening, a third electrode located on a side of the second light-emitting structure facing to the substrate, and a fourth electrode located on a side of the second light-emitting structure away from the substrate. ### Claim 14 (depends on 13) The display panel according to claim 13, wherein third electrodes of the plurality of second sub-pixels in the second sub-pixel group are connected. ### Claim 15 (depends on 13) The display panel according to claim 13, wherein an orthographic projection of each first light-emitting structure on the substrate comprises a first graphic unit or at least two first graphic units spliced together, and the first graphic unit comprises at least one selected from a group consisting of a circle shape, an ellipse shape, a dumbbell shape, a gourd shape, and a rectangle shape; and/or an orthographic projection of each second light-emitting structure on the substrate comprises a third graphic unit or at least two third graphic units spliced together, and the third graphic unit comprises at least one selected from a group consisting of a circle shape, an ellipse shape, a dumbbell shape, a gourd shape, and a rectangle shape. ### Claim 16 (depends on 13) The display panel according to claim 13, wherein an orthographic projection of each first electrode on the substrate comprises a second graphic unit or at least two second graphic units spliced together, and the second graphic unit comprises at least one selected from a group consisting of a circle shape, an ellipse shape, a dumbbell shape, a gourd shape, and a rectangle shape; and/or an orthographic projection of each third electrode on the substrate comprises a fourth graphic unit or at least two fourth graphic units spliced together, and the fourth graphic unit comprises at least one selected from a group consisting of a circle shape, an ellipse shape, a dumbbell shape, a gourd shape, and a rectangle shape. ### Claim 17 (depends on 1) The display panel according to claim 1, wherein the display panel further comprises a plurality of second pixel circuits for driving the second sub-pixels to display, and the plurality of second sub-pixels in a same second sub-pixel group are driven by a same second pixel circuit. ### Claim 18 (depends on 17) The display panel according to claim 17, wherein the display panel further comprises a plurality of first pixel circuits for driving the first sub-pixels to display, the first sub-pixels and the second sub-pixel groups have the same color, and the first pixel circuits and the second pixel circuits are the same. ### Claim 19 (depends on 1) A display apparatus comprising the display panel according to claim 1.