公开(公告)号：US20250148823A1

公开(公告)日：2025-05-08

申请号：US18817022

申请日：2024-08-27

Applicant: Samsung Display Co., LTD.

Inventor： BYUNG HAN YOO ,  DAE-YOUNG LEE ,  GUN HEE KIM ,  SUNGCHUL KIM ,  YONGJO KIM

IPC: G06V40/13 ,  G06F3/041 ,  G06F3/044 ,  G06F21/32 ,  H10K59/40 ,  H10K102/00

Abstract: In a method of controlling a display device, the display device including a display panel in which a display area is defined and including a plurality of pixels and a plurality of sensors, and an input sensing layer on the display panel and sensing an external input, the method includes allowing a first pixel of a first sensing area to emit a light, sensing first biometric information, matching the first biometric information with stored first authentication information, allowing a second pixel of a second sensing area to emit a light, sensing second d biometric information, matching the second biometric information with stored second authentication information, and driving the display panel.

公开(公告)号：US20230263039A1

公开(公告)日：2023-08-17

申请号：US18063561

申请日：2022-12-08

Applicant: Samsung Display Co., Ltd.

Inventor： GEE-BUM KIM ,  BOKWANG SONG ,  KWANG SOO BAE ,  DAE-YOUNG LEE ,  MIN OH CHOI

IPC: H10K65/00 ,  H10K59/126 ,  H10K59/38 ,  H10K59/80

CPC classification number: H10K65/00 ,  H10K59/126 ,  H10K59/38 ,  H10K59/873 ,  G06V40/1318

Abstract: A display device includes: a display panel to display an image; and a light blocking layer over the display panel. The display panel includes: a base layer; and an element layer over the base layer, the element layer including a light emitting element, a light receiving element, and an element defining film between the light emitting element and the light receiving element. The light blocking layer includes: a light blocking portion overlapping with the element defining film in a plan view, the light blocking portion having a first light blocking opening overlapping with the light emitting element, and a second light blocking opening overlapping with the light receiving element; and a protrusion protruding from the light blocking portion toward the element defining film.

公开(公告)号：US20230116805A1

公开(公告)日：2023-04-13

申请号：US17813993

申请日：2022-07-21

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： HYEONSIK KIM ,  GUN HEE KIM ,  SANGWOO KIM ,  TAEKYUNG AHN ,  DAE-YOUNG LEE

IPC: H01L27/32 ,  G06V40/13 ,  G09G3/3233

Abstract: A display device includes a display panel having a display area and a non-display area. The display panel includes a pixel disposed in the display area and including a light emitting element and a pixel driving circuit electrically connected with the light emitting element, a sensor disposed in the display area and including a photo sensing element and a sensor driving circuit electrically connected with the photo sensing element, a data line electrically connected with the pixel and extended along a first direction, a scan line electrically connected with the pixel and extended along a second direction intersecting the first direction, and a readout line including a first readout portion in the display area. The first readout portion is electrically connected with the sensor and extended along the second direction in the display area.

公开(公告)号：US20230112427A1

公开(公告)日：2023-04-13

申请号：US17939345

申请日：2022-09-07

Applicant: Samsung Display Co., Ltd.

Inventor： BYUNG HAN YOO ,  GEE-BUM KIM ,  KWANG SOO BAE ,  BOKWANG SONG ,  TAEKYUNG AHN ,  DAE-YOUNG LEE

IPC: H01L27/32 ,  H01L51/52 ,  G06F21/32

Abstract: Provided is a display device including a base layer on which a pixel region, a sensor region, and a peripheral region adjacent to the pixel region and the sensor region are defined, an element layer including a light emitting element having a light emitting layer disposed in the pixel region, and including a light sensing element having a photoelectric conversion layer disposed in the sensor region, a light blocking pattern disposed on the element layer and overlapping a portion of the peripheral region, and an optical pattern disposed on the light blocking pattern, wherein at least a portion of the optical pattern overlaps the photoelectric conversion layer on a plane. Accordingly, the display device of an embodiment may sense the biometric information of a user more precisely.

公开(公告)号：US20220069034A1

公开(公告)日：2022-03-03

申请号：US17315008

申请日：2021-05-07

Applicant: Samsung Display Co., Ltd.

Inventor： BYUNG HAN YOO ,  KYOUNGWON KWAK ,  JIHYE KIM ,  KEE HYUN NAM ,  KIJUNE LEE ,  DAE-YOUNG LEE ,  DUK-WOON CHOI

IPC: H01L27/32 ,  H01L51/52 ,  G06K9/00

Abstract: A display device includes: a sensor configured to detect a user's biometric information; a display panel including a substrate disposed on the sensor, a pixel defining layer disposed on the substrate, and a light emitting element disposed in an opening of the pixel defining layer, wherein the display panel has a transmission area that overlaps the sensor when viewed from a plane; and an optical layer comprising a hole that overlaps the transmission area.

公开(公告)号：US20230326234A1

公开(公告)日：2023-10-12

申请号：US18107704

申请日：2023-02-09

Applicant: Samsung Display Co., Ltd.

Inventor： TAEKYUNG AHN ,  SANGWOO KIM ,  HYEONSIK KIM ,  DAE-YOUNG LEE ,  SANGHWAN CHO

IPC: G06V40/13 ,  G09G3/3233 ,  H10K39/00 ,  H10K59/00

CPC classification number: G06V40/1318 ,  G09G3/3233 ,  H10K39/501 ,  H10K59/771 ,  G09G2354/00 ,  G09G2300/0819 ,  G09G2300/0861 ,  G09G2310/08 ,  G09G2300/0426 ,  G09G2300/0842

Abstract: A display device including: a display layer including a light emitting device, a photo-detector, and a dummy device; and a circuit layer including a pixel driving part, which is connected to the light emitting device, and a sensor driving part which is connected to the photo-detector, wherein the light emitting device and the dummy device are overlapped with the pixel driving part, and wherein the photo-detector is overlapped with the sensor driving part.

公开(公告)号：US20230320170A1

公开(公告)日：2023-10-05

申请号：US18102416

申请日：2023-01-27

Applicant: Samsung Display Co, Ltd.

Inventor： HYEONSIK KIM ,  DAE-YOUNG LEE ,  SANGWOO KIM ,  KWANG SOO BAE ,  TAEKYUNG AHN

IPC: H10K50/15 ,  H10K50/16 ,  H10K59/123 ,  H10K59/122 ,  H10K50/17 ,  G06V40/13 ,  H10K59/12 ,  H10K59/65 ,  H10K71/00

CPC classification number: H10K59/65 ,  G06V40/1318 ,  H10K50/15 ,  H10K50/16 ,  H10K50/171 ,  H10K59/1201 ,  H10K59/122 ,  H10K59/123 ,  H10K71/00

Abstract: A display device includes a circuit layer and an element layer including a light-emitting element, a light sensing element, and an element defining layer. The light-emitting element includes a pixel anode electrode, a pixel hole injection layer disposed on the pixel anode electrode, an emissive layer disposed on the pixel hole injection layer, and a pixel cathode electrode disposed on the emissive layer. The light sensing element includes a sensing anode electrode, a sensing hole injection layer disposed on the sensing anode electrode, a photoelectric conversion layer disposed on the sensing hole injection layer, and a sensing cathode electrode disposed on the photoelectric conversion layer. The pixel hole injection layer and the sensing hole injection layer are electrically insulated from each other, and the pixel cathode electrode and the sensing cathode electrode are electrically connected with each other.

公开(公告)号：US20230320111A1

公开(公告)日：2023-10-05

申请号：US18176447

申请日：2023-02-28

Applicant: SAMSUNG DISPLAY CO, LTD.

Inventor： DAE-YOUNG LEE ,  SANGWOO KIM ,  HYEONSIK KIM

IPC: H10K39/38 ,  G09G3/3233 ,  G06V40/13 ,  H10K59/131 ,  H10K59/121 ,  H10K39/34

CPC classification number: H10K39/38 ,  G09G3/3233 ,  G06V40/1318 ,  H10K59/131 ,  H10K59/1213 ,  H10K39/34 ,  G09G2310/0202 ,  G09G2360/14 ,  G09G2300/0452 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2330/021 ,  G09G2300/0408 ,  H10K59/352

Abstract: A display device includes a first pixel that includes a first pixel driving circuit and a first light emitting element, a second pixel that includes a second pixel driving circuit and a second light emitting element, a sensor that includes a sensor driving circuit and a light detection element, a first data line that extends in a first direction and is electrically connected to the first pixel, a second data line that extends in the first direction and is electrically connected to the second pixel, and a readout line that extends in the first direction and is electrically connected to the sensor. The readout line is disposed on a different layer from at least one of the first data line and the second data line.

公开(公告)号：US20230292575A1

公开(公告)日：2023-09-14

申请号：US18179260

申请日：2023-03-06

Applicant: Samsung Display Co., Ltd.

Inventor： HYEONSIK KIM ,  YONG-HAN PARK ,  SANGWOO KIM ,  DAE-YOUNG LEE

IPC: H10K59/65 ,  H10K59/122 ,  H10K59/35 ,  G06V40/13 ,  H10K59/12 ,  H10K71/00

CPC classification number: H10K59/65 ,  H10K59/122 ,  H10K59/353 ,  G06V40/1318 ,  H10K59/1201 ,  H10K71/00

Abstract: A display device includes: a base layer; a circuit layer on the base layer; and an element layer on the circuit layer and including a plurality of light emitting elements and a photo-sensing element, wherein the plurality of light emitting elements include: a first emission layer configured to emit a first color light; a second emission layer configured to emit a second color light different from the first color light; and a third emission layer configured to emit a third color light different from the first color light and the second color light, and the photo-sensing element includes a photoelectric conversion layer overlapping at least any one of a part of the first emission layer, a part of the second emission layer, or a part of the third emission layer.

公开(公告)号：US20230232690A1

公开(公告)日：2023-07-20

申请号：US18087947

申请日：2022-12-23

Applicant: Samsung Display Co., Ltd.

Inventor： JIN-SOO JUNG ,  KYU HWAN HWANG ,  KWANG SOO BAE ,  SEOKGYU YOON ,  DAE-YOUNG LEE ,  DUCKJUNG LEE ,  DA-HEE JEONG

IPC: H10K59/35 ,  H10K59/40

CPC classification number: H10K59/353 ,  H10K59/40 ,  H10K59/352

Abstract: A display device includes first and second unit pixels adjacent to each other in a first direction. Each of the first and second unit pixels includes a first group disposed in a first row and a second group disposed in a second row spaced apart from the first row. The first group includes a first light emitting area emitting a first light, and a second light emitting area emitting a second light. The second group includes a light receiving area and third and fourth light emitting areas spaced apart from each other with the light receiving area interposed therebetween and emitting the third light. The fourth light emitting area of the first unit pixel and the third light emitting area of the second unit pixel are spaced apart from each other by a distance from about 25 micrometers to about 100 micrometers in the first direction.