公开(公告)号：US12260051B2

公开(公告)日：2025-03-25

申请号：US18331435

申请日：2023-06-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jaeuk Choi ,  Yun-Ho Kim

IPC: G06F3/044

Abstract: An electronic device includes a first sensing group that includes a plurality of first electrodes arranged in a first direction and a plurality of second electrodes arranged in a second direction that crosses the first direction, and a second sensing group that includes a central electrode and a plurality of peripheral electrodes disposed in a plurality of openings formed in some of the plurality of first electrodes. At least one first electrode of the plurality of first electrodes or at least one second electrode of the plurality of second electrodes is interposed between the central electrode and each of the plurality of peripheral electrodes.

公开(公告)号：US12029542B2

公开(公告)日：2024-07-09

申请号：US17357949

申请日：2021-06-24

Applicant: Samsung Display Co., Ltd.

Inventor： Seungwook Chun ,  Yuna Kim ,  Yun-Ho Kim ,  Chul Kim ,  Soojung Lee ,  Boram Choi

IPC: G06F3/041 ,  A61B5/0537

CPC classification number: A61B5/0537 ,  G06F3/04164 ,  G06F3/04166 ,  G06F2203/04112

Abstract: A display device includes a display panel, an input sensor, and a readout circuit. The display panel is configured to display an image. The input sensor is disposed on the display panel, and incudes transmission electrodes and reception electrodes electrically insulated from the transmission electrodes. The readout circuit is connected to the input sensor, and includes a first transmission/reception circuit, a second transmission/reception circuit, and a control circuit. The first transmission/reception circuit is electrically connected to the reception electrodes. The second transmission/reception circuit electrically is connected to the transmission electrodes. The control circuit configured to transmit a transmission signal to the input sensor through one of the first transmission/reception circuit and the second transmission/reception circuit, and to receive a reception signal from the input sensor through the other of the first transmission/reception circuit and the second transmission/reception circuit.

公开(公告)号：US11797126B2

公开(公告)日：2023-10-24

申请号：US17814976

申请日：2022-07-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jaeuk Choi ,  Yun-Ho Kim

IPC: G06F3/041 ,  G06F3/046 ,  G06F3/044

CPC classification number: G06F3/0418 ,  G06F3/046 ,  G06F3/04162 ,  G06F3/0443

Abstract: A display device includes a display panel displaying an image, an input sensing layer disposed on the display panel that resonates with an electromagnetic signal provided from an external input device in a first frame to generate a first sensing signal, and a sensing controller including a calculation unit calculating input information of the external input device based on the first sensing signal. The input sensing layer includes a first sensing area, a non-sensing area, and a second sensing area defined between the non-sensing area and the first sensing area, the sensing controller includes a correction unit correcting an edge signal to generate a correction edge signal when the first sensing signal is the edge signal generated in the second sensing area, and the calculation unit calculates edge input information provided to the second sensing area as input information based on the correction edge signal.

公开(公告)号：US11561643B2

公开(公告)日：2023-01-24

申请号：US17221714

申请日：2021-04-02

Applicant: Samsung Display Co., Ltd.

Inventor： Yun-Ho Kim ,  Chui Kim ,  Wonsang Park ,  Jaeuk Choi

IPC: G06F3/041 ,  G09G3/20 ,  G06F3/0354 ,  G09G3/32 ,  H01L27/32 ,  G06F3/044

Abstract: An electronic device in some embodiments includes: a display layer configured to display an image based on image data and having a plurality of regions defined thereon; a sensor layer on the display layer; and a sensor driver configured to receive image information data calculated based on the image data, to generate an output signal based on the image information data, and to provide the output signal to the sensor layer, wherein the image information data includes noise information on the image, the noise information being calculated based on the plurality of regions. Some embodiments may include the electronic device included in an interface device.

公开(公告)号：US11527096B2

公开(公告)日：2022-12-13

申请号：US17116935

申请日：2020-12-09

Applicant: Samsung Display Co., LTD.

Inventor： Yuna Kim ,  Keumdong Jung ,  Suk Kim ,  Soojung Lee ,  Yun-Ho Kim ,  Goeun Cha

IPC: G06V40/13 ,  H01L27/32 ,  H04N5/225 ,  G06V10/141 ,  G06V10/145 ,  G09G3/3233

Abstract: Provided is an electronic device measuring user's biometric information. The electronic device includes a display module including a display panel, in which a signal transmission region, a peripheral display region adjacent to the signal transmission region, and a main display region spaced apart from the signal transmission region are provided, and a camera module overlapped with the signal transmission region. The display panel includes a plurality of first pixels, which are disposed in a unit region of the main display region, and a plurality of second pixels, which are disposed in a unit region of the peripheral display region. An emission area of green light in the unit region of the first pixels is different from an emission area of green light in the unit region of the second pixels.

公开(公告)号：US20220181394A1

公开(公告)日：2022-06-09

申请号：US17341139

申请日：2021-06-07

Applicant: Samsung Display Co., Ltd.

Inventor： Gyeong-Ub Moon ,  Yun-Ho Kim ,  Chul Kim ,  Jaeuk Choi

IPC: H01L27/32 ,  G06F3/041 ,  G06F3/044

Abstract: A display device includes: a display panel; an input sensor on the display panel; a panel driving circuit to drive the display panel, and to output a synchronization signal; and a sensor controller to control the input sensor. The sensor controller determines a sensing mode in response to the synchronization signal, and changes the sensing mode to a second sensing mode when the synchronization signal is activated in a first sensing mode.

公开(公告)号：US12020619B2

公开(公告)日：2024-06-25

申请号：US18078990

申请日：2022-12-11

Applicant: Samsung Display Co., LTD.

Inventor： Yuna Kim ,  Keumdong Jung ,  Suk Kim ,  Soojung Lee ,  Yun-Ho Kim ,  Goeun Cha

IPC: G09G3/20 ,  G06V10/141 ,  G06V10/145 ,  G06V40/13 ,  G09G3/3233 ,  H04N23/57 ,  H10K59/12 ,  H10K59/35 ,  H10K59/65

CPC classification number: G09G3/20 ,  G06V10/141 ,  G06V10/145 ,  G06V40/1318 ,  H04N23/57 ,  H10K59/352 ,  G09G3/3233 ,  G09G2300/0452 ,  H10K59/12 ,  H10K59/65

Abstract: Provided is an electronic device measuring user's biometric information. The electronic device includes a display module including a display panel, in which a signal transmission region, a peripheral display region adjacent to the signal transmission region, and a main display region spaced apart from the signal transmission region are provided, and a camera module overlapped with the signal transmission region. The display panel includes a plurality of first pixels, which are disposed in a unit region of the main display region, and a plurality of second pixels, which are disposed in a unit region of the peripheral display region. An emission area of green light in the unit region of the first pixels is different from an emission area of green light in the unit region of the second pixels.

公开(公告)号：US11880529B2

公开(公告)日：2024-01-23

申请号：US17349796

申请日：2021-06-16

Applicant: Samsung Display Co., Ltd.

Inventor： Jaeuk Choi ,  Yun-Ho Kim ,  Chul Kim ,  Bonghyun You

IPC: G06F3/041 ,  G06F3/044 ,  G09G3/3266 ,  G09G3/00 ,  G06F3/0354 ,  G09G3/3275

CPC classification number: G06F3/04166 ,  G06F3/0443 ,  G06F3/0446 ,  G06F3/04162 ,  G09G3/3266 ,  G06F3/03545 ,  G06F2203/04102 ,  G09G3/035 ,  G09G3/3275 ,  G09G2310/0202 ,  G09G2310/08

Abstract: An display device, includes: an input sensor including: a sensor controller configured to operate in a first mode, in which the first electrode and the second electrode are operated as different groups, or in a second mode, in which the first electrode and the second electrode are operated as a same group, wherein the sensor controller is configured to have an operation time of the first mode, which is longer than an operation time of the second mode, in response to the input sensor operating in the first driving mode during successive sensing periods of a first group, and the sensor controller is configured to have the operation time of the second mode, which is longer than the operation time of the first mode, in response to the input sensor operating in the second driving mode during successive sensing periods of a second group.

公开(公告)号：US11520432B2

公开(公告)日：2022-12-06

申请号：US17367138

申请日：2021-07-02

Applicant: Samsung Display Co., Ltd.

Inventor： Wonsang Park ,  Yun-Ho Kim ,  Chul Kim ,  Seongjun Lee

IPC: G06F3/041 ,  G06F3/0354 ,  G06F3/038 ,  G06F3/044

Abstract: An interface device includes: a display device including a display layer and a sensor layer on the display layer; and an input device configured to receive a first signal from the sensor layer and to output a second signal to the sensor layer, wherein a strength of the second signal is determined according to a separation distance between the display device and the input device.

公开(公告)号：US11501556B2

公开(公告)日：2022-11-15

申请号：US17194491

申请日：2021-03-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyoungwook Jang ,  Yun-Ho Kim

IPC: G06V40/13 ,  G06F3/042 ,  G06F3/0488 ,  H01L27/32 ,  G06F3/044 ,  G06F3/041 ,  G09G3/3233 ,  H01L31/0232 ,  H01L31/102 ,  H01L31/113 ,  H01L51/52

Abstract: A display device includes a first base layer, a circuit layer disposed on the first base layer and including a plurality of switching elements, a pixel layer disposed on the circuit layer and including a light emitting element, wherein the light emitting element is configured to receive a current from at least one of the plurality of switching elements to emit a first light, and a sensor layer disposed below the first base layer and including a sensor, wherein the sensor is configured to receive a second light generated when the first light is reflected by an external object.