公开(公告)号：US11770954B2

公开(公告)日：2023-09-26

申请号：US17950210

申请日：2022-09-22

Applicant: Samsung Display Co., Ltd.

Inventor： Wontae Kim ,  Myeongsu Kim ,  Boyeon Kim ,  Jae-Han Lee ,  Whee-Won Lee

IPC: H10K59/131 ,  G09G3/3208

CPC classification number: H10K59/131 ,  G09G3/3208 ,  G09G2300/0426

Abstract: A display device includes a display panel including an edge extending along a first direction, a main circuit board adjacent to the edge of the display panel, and a connection circuit board which connects the main circuit board to the display panel at the edge thereof. The connection circuit board includes a plurality of board side pads which are arranged along the first direction and at which the connection circuit board is connected to the main circuit board. Each of the plurality of board side pads includes a first pad, and a second pad adjacent to the first pad along the first direction. The second pad includes a plurality of signal pads which are arranged along a second direction which crosses the first direction and are each aligned with the first pad along the first direction.

公开(公告)号：US11741866B2

公开(公告)日：2023-08-29

申请号：US17389627

申请日：2021-07-30

Applicant: Samsung Display Co., Ltd.

Inventor： Wontae Kim ,  Myeongsu Kim ,  Boyeon Kim ,  Jae-Han Lee ,  Whee-Won Lee

IPC: G09G3/00 ,  H01L27/32 ,  H10K59/131

CPC classification number: G09G3/006 ,  H10K59/131

Abstract: A display device includes a display panel, a main circuit board including a plurality of board pads arranged along a first direction, a connection circuit board electrically connected to the display panel and the main circuit board, and a driving chip disposed on the connection circuit board. The connection circuit board includes a plurality of board connection pads respectively connected to a plurality of board pads, a plurality of lines connecting the driving chip to the plurality of board connection pads to each other, and a test pattern disposed spaced part from the driving chip, where a first line and a second line among the lines are electrically connected to the test pattern, and a same voltage is applied to the first line and the second line.

公开(公告)号：US20230222973A1

公开(公告)日：2023-07-13

申请号：US18118750

申请日：2023-03-08

Applicant: Samsung Display Co., Ltd.

Inventor： Boyeon Kim ,  Wheewon Lee ,  Wontae Kim ,  Jaehan Lee

IPC: G09G3/3225

CPC classification number: G09G3/3225 ,  G09G2300/0413 ,  G09G2360/147

Abstract: A display device includes a display panel including a plurality of sensing lines and a plurality of pixels each connected to a corresponding sensing line among the plurality of sensing lines, a sensor that senses characteristic information of the plurality of pixels through the plurality of sensing lines and converts the characteristic information into sensing data having a digital format, and a compensator that converts first data received from outside of the display device into second data based on the sensing data, wherein the sensor senses characteristic information of pixels arranged in a partial area of the display panel during a transition period of a sensing period and processes sensed characteristic information as dummy data.

公开(公告)号：US11676553B2

公开(公告)日：2023-06-13

申请号：US16449989

申请日：2019-06-24

Applicant: Samsung Display Co., Ltd.

Inventor： Wontae Kim ,  Sun-Koo Kang

IPC: G09G3/36

CPC classification number: G09G3/3648 ,  G09G3/3685 ,  G09G3/3696 ,  G09G2310/0297

Abstract: A display device includes a display panel including first data lines, second data lines, gate lines, and a plurality of pixels, a voltage generator which generates a first driving voltage and a second driving voltage, and a source driver which generates a first data voltage having a first polarity based on the first driving voltage and a second data voltage having a second polarity based on the second driving voltage. The source driver includes a first source driver coupled to the first data lines and a second source driver coupled to the second data lines. The voltage generator alternately provides the first driving voltage and the second driving voltage to each of the first source driver and the second source driver.

公开(公告)号：US11476321B2

公开(公告)日：2022-10-18

申请号：US17318051

申请日：2021-05-12

Applicant: Samsung Display Co., Ltd.

Inventor： Wontae Kim ,  Myeongsu Kim ,  Boyeon Kim ,  Jae-Han Lee ,  Whee-Won Lee

IPC: H01L27/32 ,  G09G3/3208

Abstract: A display device includes a display panel including an edge extending along a first direction, a main circuit board adjacent to the edge of the display panel, and a connection circuit board which connects the main circuit board to the display panel at the edge thereof. The connection circuit board includes a plurality of board side pads which are arranged along the first direction and at which the connection circuit board is connected to the main circuit board. Each of the plurality of board side pads includes a first pad, and a second pad adjacent to the first pad along the first direction. The second pad includes a plurality of signal pads which are arranged along a second direction which crosses the first direction and are each aligned with the first pad along the first direction.

公开(公告)号：US20220122528A1

公开(公告)日：2022-04-21

申请号：US17246772

申请日：2021-05-03

Applicant: Samsung Display Co., Ltd.

Inventor： Boyeon Kim ,  Wheewon Lee ,  Wontae Kim ,  Jaehan Lee

IPC: G09G3/3225

Abstract: A display device includes a display panel including a plurality of sensing lines and a plurality of pixels each connected to a corresponding sensing line among the plurality of sensing lines, a sensor that senses characteristic information of the plurality of pixels through the plurality of sensing lines and converts the characteristic information into sensing data having a digital format, and a compensator that converts first data received from outside of the display device into second data based on the sensing data, wherein the sensor senses characteristic information of pixels arranged in a partial area of the display panel during a transition period of a sensing period and processes sensed characteristic information as dummy data.

公开(公告)号：US11022844B2

公开(公告)日：2021-06-01

申请号：US16226377

申请日：2018-12-19

Applicant: Samsung Display Co., Ltd.

Inventor： Heekeun Lee ,  Taejin Kong ,  Wontae Kim ,  Keunwoo Park ,  Yeogeon Yoon ,  Seokjoon Hong

IPC: G02F1/13357 ,  G02F1/1335

Abstract: A display device including: a display panel; a light source providing light to the display panel; and a color conversion unit converting a color of the light incident from the light source into a different color. The color conversion unit includes: a first color converting member, a second color converting member, and a third color converting member, located on a substrate, which convert the color of the light incident from the light source into different colors from each other, respectively, and output the lights having converted colors; and a blue light blocking filter located to overlap the second color converting member and the third color converting member. The blue light blocking filter is thicker at a boundary portion than at a center portion thereof.

公开(公告)号：US10969619B2

公开(公告)日：2021-04-06

申请号：US16367053

申请日：2019-03-27

Applicant: Samsung Display Co., Ltd.

Inventor： Seung-jin Chu ,  Wontae Kim ,  Yeogeon Yoon ,  Hee-keun Lee

IPC: G02F1/1335 ,  G02F1/1339 ,  G02F1/13357 ,  G02F1/1333

Abstract: A display device includes a display panel, a color conversion layer disposed on the display panel, and an adhesion member between the display panel and the color conversion layer. The color conversion layer includes a first conversion part configured to one of transmit a first color light and absorb first color light to emit second color light, a second conversion part configured to absorb the first color light to emit third color light, and a third conversion part configured to absorb the first color light to emit fourth color light, the first conversion part, the second conversion part, and the third conversion part are sequentially arranged in a first direction, the adhesion member is disposed on a bottom surface and a side surface of the first conversion part and attached to the display panel, and an air layer is defined between the display panel and the second and third conversion parts.

公开(公告)号：US12223926B2

公开(公告)日：2025-02-11

申请号：US18050080

申请日：2022-10-27

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Wontae Kim ,  Sooyeon Kim ,  Young-Il Ban ,  Sunkyu Son

IPC: G09G3/36

Abstract: Provided is a data integrated circuit including: a data driving circuit, a shift register configured to output a plurality of latch clock signals, a latch configured to latch a plurality of image signals in response to the plurality of latch clock signals and output a plurality of digital image signals in response to a plurality of latch output signals, and a clock generator configured to divide a main clock signal into the plurality of latch output signals and output the plurality of divided latch output signals to the latch. At least two of the latch output signals are activated at different time intervals.

公开(公告)号：US11538896B2

公开(公告)日：2022-12-27

申请号：US17149573

申请日：2021-01-14

Applicant: Samsung Display Co., Ltd.

Inventor： Wontae Kim ,  Jae-Han Lee

IPC: H05K1/18 ,  H05K1/11 ,  H01L27/32 ,  H01L25/18 ,  H01L23/00

Abstract: A display device includes: a display panel including first pads arranged along a first direction, and second pads spaced apart from the first pads; a first connection circuit board electrically connected to the first pads; and a second connection circuit board electrically connected to the second pads. The first connection circuit board includes: first output pads electrically connected to the first pads; and at least two first protrusion parts spaced along the first direction and protruding in a second direction crossing the first direction. The second connection circuit board includes: second output pads electrically connected to the second pads; and at least one second protrusion part protruding in the second direction, and located between the first protrusion parts when viewed on a plane that is parallel to a surface of the display panel.