# US 10,311,774 B2 · Display apparatus > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,311,774 B2 - Document ID: US10311774B2 - Status: Granted - Kind: B2 - Application number: 15/414,319 - Filed: 2017-01-24 - Published: 2017-10-05 - Granted: 2019-06-04 - Earliest claimed: 2016-04-05 - Assignees: Samsung Display Co., Ltd. - Applicants: Samsung Display Co., Ltd. - Inventors: Minwook Park; Donghee Ye; Jikhan Jung - Web page: https://patentgrep.com/patent/US10311774B2 ## CPC - G09G 3/2092: {Details of a display terminals using a flat panel, the details relating to the control arrangement of the display terminal and to the interfaces thereto (suitable for both CRT and flat panel G09G5/003; specific for a CRT G09G1/165)} - G02F 1/133512: {Light shielding layers, e.g. black matrix (G02F1/136209 takes precedence)} - G02F 1/13454: {Drivers integrated on the active matrix substrate (G02F1/136277 takes precedence)} - G02F 1/1362: Active matrix addressed cells {(G02F1/134336, G02F1/134363 take precedence)} - G09G 3/3677: {suitable for active matrices only} - G09G 3/3406: {Control of illumination source (illumination devices structurally associated with liquid crystal cells G02F1/1336)} - G09G 2300/0408: Integration of the drivers onto the display substrate - G09G 2310/0278: Details of driving circuits arranged to drive both scan and data electrodes - G09G 2310/08: Details of timing specific for flat panels, other than clock recovery - G09G 2320/0233: Improving the luminance or brightness uniformity across the screen - 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) - 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 A display apparatus includes a display panel including first, second, and third display parts and a gate driver. The gate driver includes a first gate circuit disposed in a non-display part of the display panel and a second gate circuit disposed in the first display part of the display panel and applies a gate signal to a gate line. The first, second, and third display parts include first, second, and third light blocking parts, respectively. The second light blocking part has an area smaller than an area of the first light blocking part and greater than an area of the third light blocking part. ## Claims ### Claim 1 A display apparatus comprising: a display panel comprising a gate line extending in one direction, a non-display part, a first display part, a third display part, and a second display part disposed between the first and third display parts; and a gate driver comprising a first gate circuit disposed in the non-display part and a second gate circuit disposed in the first display part and applying a gate signal to the gate line, wherein the first display part comprises a first pixel comprising a first pixel electrode, a first pixel circuit driving the first pixel electrode, and a first light blocking part overlapped with the first pixel circuit and the second gate circuit and exposing the first pixel electrode, the second display part comprises a second pixel comprising a second pixel electrode, a second pixel circuit driving the second pixel electrode, and a second light blocking part overlapped with the second pixel circuit and exposing the second pixel electrode, the third display part comprises a third pixel comprising a third pixel electrode, a third pixel circuit driving the third pixel electrode, and a third light blocking part overlapped with the third pixel circuit and exposing the third pixel electrode, and an area of the second light blocking part is smaller than an area of the first light blocking part and greater than an area of the third light blocking part. ### Claim 2 (depends on 1) The display apparatus of claim 1, wherein the gate line is provided in a plural number, and the second gate circuit is disposed between adjacent gate lines to each other among the gate lines. ### Claim 3 (depends on 2) The display apparatus of claim 2, wherein the second gate circuit comprises a first transistor comprising an input terminal connected to a clock line and an output terminal connected to the gate line. ### Claim 4 (depends on 3) The display apparatus of claim 3, wherein the second gate circuit further comprises a second transistor comprising an input terminal connected to a low voltage line and an output terminal connected to the output terminal of the first transistor. ### Claim 5 (depends on 1) The display apparatus of claim 1, wherein the second pixel electrode has an area greater than an area of the first pixel electrode and smaller than an area of the third pixel electrode. ### Claim 6 (depends on 1) The display apparatus of claim 1, wherein the gate driver further comprises a third gate circuit disposed in the second display part, and the second light blocking part is overlapped with the third gate circuit. ### Claim 7 (depends on 6) The display apparatus of claim 6, wherein an area in which the third gate circuit is disposed is smaller than an area in which the second gate circuit is disposed. ### Claim 8 (depends on 6) The display apparatus of claim 6, wherein a number of transistors included in the third gate circuit is smaller than a number of transistors included in the second gate circuit. ### Claim 9 (depends on 6) The display apparatus of claim 6, wherein the display panel further comprises a clock line receiving a clock signal and a low voltage line receiving a low voltage, the gate driver further comprises a plurality of second transistors, each of the second transistors comprises an input terminal connected to the low voltage line and an output terminal connected to the gate line, the second gate circuit comprises a first transistor comprising an input terminal connected to the clock line and an output terminal connected to the gate line, and the third gate circuit comprises at least one second transistor among the second transistors. ### Claim 10 (depends on 9) The display apparatus of claim 9, wherein at least a portion of the low voltage line and at least a portion of the clock line are disposed in the first and second display parts. ### Claim 11 (depends on 10) The display apparatus of claim 10, wherein the second gate circuit comprises at least another second transistor among the second transistors. ### Claim 12 (depends on 6) The display apparatus of claim 6, wherein the display panel further comprises a plurality of data lines extending in another direction different from the one direction, the second gate circuit is provided in a plural number, an i-th second gate circuit in the one direction among the second gate circuits is disposed between an i-th data line and an (i+1)-th data line among the data lines, and the number “i” is an integer equal to or greater than 1. ### Claim 13 (depends on 12) The display apparatus of claim 12, wherein the third gate circuit is provided in a plural number, a third gate circuit in the one direction among the third gate circuits is disposed between a j-th data line and a (j+1)-th data line among the data lines, and the number “j” is an integer greater than the number “i”. ### Claim 14 (depends on 12) The display apparatus of claim 12, wherein the gate line is provided in a plural number, a k-th second gate circuit in the another direction different from the one direction among the second gate circuits is disposed between a k-th gate line and a (k+1)-th gate line among the gate lines, and the number “k” is an integer greater than 1. ### Claim 15 (depends on 1) The display apparatus of claim 1, wherein each of the first display part and the second display part is provided in a plural number, and the first display parts, the second display parts, and the third display part are arranged in order of the first display part, the second display part, the third display part, the second display part, and the first display part along the one direction. ### Claim 16 (depends on 1) The display apparatus of claim 1, wherein each of the first, second, and third display parts is provided in a plural number, and the first, second, and third display parts are arranged in order of the first display part, the second display part, the third display part, the second display part, the first display part, the second display part, the third display part, the second display part, and the first display part along the one direction. ### Claim 17 (depends on 1) The display apparatus of claim 1, further comprising a backlight unit comprising a first part providing a first light to the first display part, a second part providing a second light to the second display part, and a third part providing a third light to the third display part, wherein the second light has an intensity smaller than an intensity of the first light and greater than an intensity of the third light. ### Claim 18 (depends on 1) The display apparatus of claim 1, wherein first, second, and third image signals are respectively applied to the first, second, and third display parts, and the second image signal has a brightness value smaller than a brightness value of the first image signal and greater than a brightness value of the third image signal with respect to a same grayscale value. ### Claim 19 A display apparatus comprising: a display panel comprising a gate line extending in one direction, a non-display part a first display part, a third display part, and a second display part disposed between the first and third display parts; and a gate driver comprising a first gate circuit disposed in the non-display part, a second gate circuit disposed in the first display part and a third gate circuit disposed in the second display part, wherein the gate driver is not disposed in the third display part and applies a gate signal to the gate line, and the second display part has a transmittance greater than a transmittance of the first display part and smaller than a transmittance of the third display part. ### Claim 20 A display apparatus comprising: a display panel comprising a gate line extending in one direction, a first display part, a third display part, and a second display part disposed between the first and third display parts; and a gate driver comprising a first gate circuit disposed in the first display part and a second gate circuit disposed in the second display part, wherein the gate driver is not disposed in the third display part and applies a gate signal to the gate line, a relationship of N1>N2 or R1>R2 is satisfied, the number N1 denotes a number of transistors of the first gate circuit, the number N2 denotes a number of transistors of the second gate circuit, the number R1 denotes an area in which the first gate circuit is disposed, and the number R2 denotes an area in which the second gate circuit is disposed. ### Claim 21 A display apparatus comprising: a display panel comprising a gate line extending in one direction, a non-display part, a first display part, a third display part, and a second display part disposed between the first and third display parts; and a gate driver comprising a first gate circuit disposed in the non-display part, a second gate circuit disposed in the first display part and a third gate circuit disposed in the second display part, wherein the gate driver is not disposed in the third display part and applies a gate signal to the gate line, the first display part comprises a first pixel of a first type, the second display part comprises a second pixel of a second type, the third display part comprises a third pixel of a third type, and an aperture ratio of the second pixel is greater than an aperture ratio of the first pixel and smaller than an aperture ratio of the third pixel. ### Claim 22 (depends on 21) The display apparatus of claim 21, wherein: each pixel has a light blocking part and a display area that is not overlapped with the light blocking part, and the aperture ratio of each pixel is a ratio of the display area and the area of the light block part. ### Claim 23 (depends on 21) The display apparatus of claim 21, wherein: each pixel column contains pixels of the same pixel type, one or more contiguous columns of pixels of the first type form the first display part, one or more contiguous columns of pixels of the second type form the second display part, and one or more contiguous columns of pixels of the third type form the third display part. ### Claim 24 (depends on 23) The display apparatus of claim 23, wherein the display panel is apportioned into a plurality of display parts along a pixel row direction, and the plurality of display parts are arranged in order of the first display part, the second display part, the third display part, the second display part, and the first display part along the pixel row direction. ### Claim 25 (depends on 23) The display apparatus of claim 23, wherein the display panel is apportioned into a plurality of display parts along a pixel row direction, and the plurality of display parts are arranged in order of the first display part, the second display part, the third display part, the second display part, the first display part, the second display part, the third display part, the second display part, and the first display part along the pixel row direction.