公开(公告)号：US20190385510A1

公开(公告)日：2019-12-19

申请号：US16557977

申请日：2019-08-30

Applicant: Samsung Display Co., Ltd.

Inventor： Yang Wan KIM ,  Su Jin LEE ,  Sun Ja KWON ,  Byung Sun KIM ,  Hyun Ae PARK ,  Hyung Jun PARK ,  Jae Yong LEE ,  Yu Jin JEON

IPC: G09G3/20 ,  G09G3/22 ,  G09G3/3233

Abstract: A display device includes: a substrate including a first pixel area, a second pixel area having a smaller area than the first pixel area and connected to the first pixel area, and a peripheral area surrounding the first pixel area and the second pixel area; a first pixel provided in the first pixel area and a second pixel provided in the second pixel area; a first line connected to the first pixel and a second line connected to the second pixel; a dummy part disposed in the peripheral area, overlapping at least one of the first line and the second line and providing a parasitic capacitance that compensates for a difference in a load value between the first line and the second line; and a power supply line provided in the first and second pixel areas. The dummy part includes an insulating layer having at least one contact hole.

公开(公告)号：US20190296052A1

公开(公告)日：2019-09-26

申请号：US16437353

申请日：2019-06-11

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yang Wan KIM ,  Sun Ja KWON ,  Byung Sun KIM ,  Hyun Ae PARK ,  Su Jin LEE ,  Jae Yong LEE

IPC: H01L27/12 ,  H01L27/32

Abstract: A display device includes a substrate including a pixel area and a peripheral area located outside the pixel area; pixels located in the pixel area; power supply lines configured to provide an operating power to the pixels; and a plurality of data fanout wires configured to provide data signals to the pixels, wherein, in at least a portion of the peripheral area, the power supply lines and the plurality of data fanout wires are arranged on a same layer.

公开(公告)号：US20190172894A1

公开(公告)日：2019-06-06

申请号：US16250849

申请日：2019-01-17

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yang Wan KIM ,  Hyung Jun PARK ,  Jae Yong LEE ,  Byung Sun KIM ,  Su Jin LEE

IPC: H01L27/32 ,  H01L27/12

CPC classification number: H01L27/3276 ,  G09G3/3233 ,  G09G2300/0426 ,  H01L27/124 ,  H01L27/3258 ,  H01L27/3262 ,  H01L27/3265 ,  H01L27/3279 ,  H01L2251/5315

Abstract: A display device includes: a substrate; pixels, the pixels each including at least one transistor and a light emitting device connected to the transistor; data lines and scan lines connected to the pixels; and a power line supplying power to the light emitting device. The transistor includes an active pattern on the substrate, source and drain electrodes each connected to the active pattern, a gate electrode on the active pattern, an interlayer insulating layer covering the gate electrode, the interlayer insulating layer including a first interlayer insulating layer, a second interlayer insulating layer, and a third interlayer insulating layer, which are sequentially stacked, and a protective layer provided on the interlayer insulating layer. The third interlayer insulating layer includes a concave part in a region in which the light emitting device and the second conductive layer overlap with each other, and the second conductive layer is in the concave part.

公开(公告)号：US20190102002A1

公开(公告)日：2019-04-04

申请号：US15871285

申请日：2018-01-15

Applicant: Samsung Display Co., Ltd.

Inventor： Dong-Hoon LEE ,  Byung Sun KIM ,  Jeong Kyoo KIM ,  Sun Haeng CHO ,  Yong Won JO ,  Jae Hyung CHO

IPC: G06F3/044 ,  G06F3/045 ,  G06F3/041

CPC classification number: G06F3/044 ,  G06F3/0412 ,  G06F3/0418 ,  G06F3/045 ,  G06F2203/04111 ,  G06F2203/04112 ,  G09G2310/0264

Abstract: A touch sensing apparatus including: a touch panel including a first electrode and a second electrode; a driver configured to apply a driving signal to the first electrode; a touch sensor configured to receive a signal transferred depending on the driving signal from the second electrode, and to convert and output the signal as a sensing signal; and a touch controller configured to detect the sensing signal. The touch panel further includes a third electrode and a fourth electrode which transfer noise signals having different magnitudes to the touch sensor, and the touch sensor outputs the sensing signal by using a difference in the noise signals and the signal.

公开(公告)号：US20180138259A1

公开(公告)日：2018-05-17

申请号：US15717548

申请日：2017-09-27

Applicant: Samsung Display Co., Ltd.

Inventor： Yang Wan KIM ,  Hyung Jun PARK ,  Jae Yong LEE ,  Byung Sun KIM ,  Su Jin LEE

IPC: H01L27/32

CPC classification number: H01L27/3276 ,  G09G3/3233 ,  G09G2300/0426 ,  H01L27/124 ,  H01L27/3258 ,  H01L27/3262 ,  H01L27/3265 ,  H01L27/3279 ,  H01L2251/5315

Abstract: A display device includes: a substrate; pixels, the pixels each including at least one transistor and a light emitting device connected to the transistor; data lines and scan lines connected to the pixels; and a power line supplying power to the light emitting device. The transistor includes an active pattern on the substrate, source and drain electrodes each connected to the active pattern, a gate electrode on the active pattern, an interlayer insulating layer covering the gate electrode, the interlayer insulating layer including a first interlayer insulating layer, a second interlayer insulating layer, and a third interlayer insulating layer, which are sequentially stacked, and a protective layer provided on the interlayer insulating layer. The third interlayer insulating layer includes a concave part in a region in which the light emitting device and the second conductive layer overlap with each other, and the second conductive layer is in the concave part.

公开(公告)号：US20170338295A1

公开(公告)日：2017-11-23

申请号：US15459353

申请日：2017-03-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seung Kyu LEE ,  Yang Wan KIM ,  Sun Ja KWON ,  Byung Sun KIM ,  Hyun Ae PARK ,  Su Jin LEE ,  Jae Yong LEE ,  Tae Hoon KWON ,  Seung Ji CHA

IPC: H01L27/32 ,  H01L51/52 ,  G09G3/3225

CPC classification number: H01L27/3276 ,  G09G3/3225 ,  G09G3/3233 ,  G09G2300/0408 ,  G09G2300/0426 ,  G09G2300/0439 ,  G09G2300/0819 ,  G09G2300/0861 ,  G09G2310/0251 ,  G09G2310/0262 ,  G09G2320/0223 ,  G09G2330/021 ,  G09G2330/04 ,  H01L27/3248 ,  H01L27/3262 ,  H01L51/5253

Abstract: A display device includes a substrate having a pixel area with at least a first rounded corner portion and first to third non-pixel areas arranged sequentially along an outer circumference of the pixel area. An internal circuit in the first non-pixel area has a first end portion adjacent to the first rounded corner portion of the pixel area. The first end portion of the internal circuit is rounded in accordance with the first rounded corner portion. A plurality of routing wires are in the third non-pixel area below the pixel area. The routing wires extending to the pixel area via the second non-pixel area and the first non-pixel area. The routing wires include at least a first routing wire connected to the pixel area passing an area of the first end portion of the internal circuit.

公开(公告)号：US20170337878A1

公开(公告)日：2017-11-23

申请号：US15338757

申请日：2016-10-31

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yang Wan KIM ,  Sun Ja KWON ,  Byung Sun KIM ,  Hyun Ae PARK ,  Su Jin LEE ,  Jae Yong LEE

IPC: G09G3/3291 ,  G09G3/3258 ,  G09G3/3266

CPC classification number: G09G3/3291 ,  G09G3/20 ,  G09G3/3258 ,  G09G3/3266 ,  G09G2300/0426 ,  G09G2300/0809 ,  G09G2300/0861 ,  G09G2310/0281 ,  G09G2310/0291 ,  H01L27/1214

Abstract: A display device includes first pixels in a first pixel area, second pixels in a second pixel area, first stages, second stages, and third stages. The first pixels are electrically connected to first signal lines, second signal lines, and data lines. The second pixels are electrically connected to at least a portion of third signal lines, fourth signal lines, or data lines. The first stages supply a first signal to the first and third signal lines. The second stages supply a second signal to the second signal lines and at least one of the fourth signal lines. The third stages supply the second signal to the fourth signal lines other than the at least one fourth signal line connected to the second stages. The second stages are spaced from the third stages.

公开(公告)号：US20170337876A1

公开(公告)日：2017-11-23

申请号：US15420382

申请日：2017-01-31

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yang Wan KIM ,  Sun Ja KWON ,  Byung Sun KIM ,  Hyun Ae PARK ,  Su Jin LEE ,  Jae Yong LEE

IPC: G09G3/3266 ,  G09G3/3225

CPC classification number: G09G3/3266 ,  G09G3/3225 ,  G09G3/3233 ,  G09G2300/0426 ,  G09G2310/0213 ,  G09G2310/0286 ,  G09G2310/08 ,  G09G2320/0223 ,  G09G2320/0233

Abstract: A display device has a substrate with a first pixel area and a second pixel area smaller than the first pixel area. First pixels in the first pixel area are connected with first scan lines. Second pixels in the second pixel area are connected with second scan lines. A first scan driver supplies a first scan signal to the first scan lines, and a second scan driver supplies a second scan signal to the second scan lines. A first signal line supplies a first driving signal to the first and second scan drivers. The first signal line includes first sub signal line to supply the first driving signal to the first scan driver, a second sub signal line to supply the first driving signal to the second scan driver, and a first load matching resistor connected between the first sub signal line and the second sub signal line.

公开(公告)号：US20150221273A1

公开(公告)日：2015-08-06

申请号：US14294918

申请日：2014-06-03

Applicant: Samsung Display Co. Ltd.

Inventor： Sang Ik LEE ,  Young Soo YOON ,  Joon Chul GOH ,  In Jae HWANG ,  Byung Sun KIM ,  Dae Gwang JANG ,  Seok Ha HONG

IPC: G09G3/36

CPC classification number: G09G3/3614 ,  G09G3/3655 ,  G09G3/3677 ,  G09G2310/0205 ,  G09G2320/0209 ,  G09G2320/0219 ,  G09G2320/0233

Abstract: A liquid crystal display device includes a plurality of pixels arranged substantially in a matrix form, where a part of the plurality of pixels defines a pixel column block, a first scan signal is simultaneously applied to an n-th row pixel and an (n+2)-th row pixel of the pixel column block, a second scan signal, which is applied prior to the first scan signal, is simultaneously applied to an (n+1)-th row pixel and an (n+3)-th row pixel of the pixel column block, a first data voltage is applied to the n-th row pixel and the (n+1)-th row pixel, a second data voltage having a polarity different from a polarity of the first data voltage is applied to the (n+2)-th row pixel and the (n+3)-th row pixel, and the polarities of the first data voltage and the second data voltage are inverted on a frame-by-frame basis.

Abstract translation: 液晶显示装置包括基本上以矩阵形式布置的多个像素，其中多个像素的一部分限定像素列块，第一扫描信号同时施加到第n行像素，并且第（n + 在第（n + 1）行像素和第（n + 3）像素上同时施加在第一扫描信号之前施加的第二扫描信号， 像素列块的行像素，对第n行像素和第（n + 1）行像素施加第一数据电压，具有与第一数据电压的极性不同的极性的第二数据电压为 施加到第（n + 2）行像素和第（n + 3）行像素，并且逐帧地反转第一数据电压和第二数据电压的极性。