公开(公告)号：US20250089516A1

公开(公告)日：2025-03-13

申请号：US18958998

申请日：2024-11-25

Applicant: Samsung Display Co., Ltd.

Inventor： HEERIM SONG ,  MUKYUNG JEON ,  CHEOL-GON LEE

IPC: H10K59/65 ,  G06V40/13 ,  H10K59/121 ,  H10K59/131

Abstract: A display device including: a base layer; a circuit layer disposed on the base layer; and an element layer disposed on the circuit layer, the element layer including a light emitting element and a light receiving element, wherein the circuit layer includes: a pixel drive circuit connected to the light emitting element; a sensor drive circuit connected to the light receiving element; a data wire connected to the pixel drive circuit; a readout wire connected to the sensor drive circuit; and a shielding electrode wire overlapping the readout wire on a plane.

公开(公告)号：US20240420638A1

公开(公告)日：2024-12-19

申请号：US18821615

申请日：2024-08-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： DONGWOO KIM ,  SUNGHWAN KIM ,  KYOUNGJU SHIN ,  CHEOL-GON LEE ,  SANG-UK LIM

IPC: G09G3/3233 ,  G01N11/02 ,  G01N27/416 ,  G01N33/18 ,  G09G3/3266 ,  G09G3/3283 ,  H01L27/12 ,  H01L29/786 ,  H10K59/121 ,  H10K59/131

Abstract: An organic light emitting display device includes a plurality of pixels. Each of the pixels includes an organic light emitting diode, first to third transistors, a storage capacitor, and a first capacitor. The second transistor includes a gate electrode receiving a first scan signal, a first electrode receiving a data signal, and a second electrode connected to a first electrode of the first transistor. The third transistor includes a gate electrode receiving a second scan signal, a first electrode connected to a second electrode of the first transistor, and a second electrode connected to a gate electrode of the first transistor. The storage capacitor includes a first electrode receiving a power voltage and a second electrode connected to the gate electrode of the first transistor. The first capacitor includes a first electrode connected to the gate electrode of the third transistor and a second electrode receiving the power voltage.

公开(公告)号：US20240276829A1

公开(公告)日：2024-08-15

申请号：US18506035

申请日：2023-11-09

Applicant: Samsung Display Co., Ltd.

Inventor： KYUNGHOE LEE ,  CHEOL-GON LEE ,  MUKYUNG JEON

IPC: H10K59/40 ,  G06F3/041 ,  G06F3/044 ,  G09G3/3233 ,  H10K39/00 ,  H10K39/34

CPC classification number: H10K59/40 ,  G06F3/04164 ,  G06F3/0446 ,  G09G3/3233 ,  H10K39/34 ,  H10K39/501 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861

Abstract: A display device includes: a display layer including a plurality of light emitting areas, and a plurality of sensing areas; and a sensor layer on the display layer, and including: a first sensing electrode including: a plurality of sensing patterns; and a connection pattern connected to the plurality of sensing patterns; and a second sensing electrode. Each of the plurality of sensing patterns includes: a first-first line extending in a first direction; and a second-first line extending in a second direction crossing the first direction. At least one of the connection pattern or the second sensing electrode includes a cross line extending in a direction different from the first and second directions.

公开(公告)号：US20230389391A1

公开(公告)日：2023-11-30

申请号：US18176589

申请日：2023-03-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： HEERIM SONG ,  HEEJEAN PARK ,  CHEOL-GON LEE ,  MUKYUNG JEON

IPC: H10K59/65 ,  G06F21/32 ,  G06V40/13 ,  H10K59/121 ,  H10K59/131

CPC classification number: H10K59/65 ,  G06F21/32 ,  G06V40/1318 ,  H10K59/1213 ,  H10K59/131

Abstract: A display device in which an active area and a peripheral area adjacent to the active area are defined includes a base layer, a circuit layer disposed on the base layer, and an element layer disposed on the circuit layer and including a light emitting element and a light receiving element. The circuit layer includes a pixel driving circuit connected to the light emitting element, a sensor driving circuit connected to the light receiving element, a plurality of reset voltage wirings disposed in the active area and that provide a reset voltage to the sensor driving circuit, and a reset voltage reinforcement wiring disposed in the peripheral area, connected to the plurality of reset voltage wirings, and extending in a first direction.

公开(公告)号：US20230326404A1

公开(公告)日：2023-10-12

申请号：US18102563

申请日：2023-01-27

Applicant: Samsung Display Co., Ltd.

Inventor： HEEJEAN PARK ,  HEERIM SONG ,  YUJIN LEE ,  CHEOL-GON LEE ,  MUKYUNG JEON

IPC: G09G3/3233 ,  G06V40/13 ,  G06F3/044

CPC classification number: G09G3/3233 ,  G06V40/1318 ,  G06F3/044 ,  G09G2300/0842 ,  G09G2300/0819 ,  G09G2310/08 ,  G09G2300/0861 ,  G09G2354/00

Abstract: A display device includes: a base layer; a plurality of scan lines configured to sequentially receive scan signals, the plurality of scan lines being on the base layer; a plurality of pixels on the base layer and connected to each of the plurality of scan lines; a plurality of sensing control lines configured to simultaneously receive sensing control signals, the sensing control lines being on the base layer; and a plurality of sensors on the base layer and connected to respective ones of the sensing control lines, wherein the scan line and the sensing control line are on the same layer.

公开(公告)号：US20210293771A1

公开(公告)日：2021-09-23

申请号：US17341683

申请日：2021-06-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： DONGWOO KIM ,  SUNGHWAN KIM ,  KYOUNGJU SHIN ,  CHEOL-GON LEE ,  SANG-UK LIM

IPC: G01N33/18 ,  G01N27/416 ,  G01N11/02

Abstract: An organic light emitting display device includes a plurality of pixels. Each of the pixels includes an organic light emitting diode, first to third transistors, a storage capacitor, and a first capacitor. The second transistor includes a gate electrode receiving a first scan signal, a first electrode receiving a data signal, and a second electrode connected to a first electrode of the first transistor. The third transistor includes a gate electrode receiving a second scan signal, a first electrode connected to a second electrode of the first transistor, and a second electrode connected to a gate electrode of the first transistor. The storage capacitor includes a first electrode receiving a power voltage and a second electrode connected to the gate electrode of the first transistor. The first capacitor includes a first electrode connected to the gate electrode of the third transistor and a second electrode receiving the power voltage.

公开(公告)号：US20200265782A1

公开(公告)日：2020-08-20

申请号：US16869789

申请日：2020-05-08

Applicant: SAMSUNG DISPLAY CO., LTD

Inventor： DONGWOO KIM ,  SUNGHWAN KIM ,  KYOUNGJU SHIN ,  CHEOL-GON LEE ,  SANG-UK LIM

IPC: G09G3/3233 ,  H01L27/32 ,  G09G3/3266 ,  G09G3/3283 ,  H01L27/12

Abstract: An organic light emitting display device includes a plurality of pixels. Each of the pixels Includes an organic light emitting diode, first to third transistors, a storage capacitor, and a first capacitor. The second transistor includes, a gate electrode receiving a first scan signal, a first electrode receiving a data signal, and a second electrode connected to a first electrode of the first transistor. The third transistor includes a gate electrode receiving a second scan signal, a first electrode connected to a second electrode of the first transistor, and a second electrode connected to a gate electrode of the first transistor. The storage capacitor includes a first electrode receiving a power voltage and a second electrode connected to the gate electrode of the first transistor, The first capacitor includes a first electrode connected to the gate electrode of the third transistor and a second electrode receiving the power voltage.

公开(公告)号：US20250048835A1

公开(公告)日：2025-02-06

申请号：US18653744

申请日：2024-05-02

Applicant: Samsung Display Co., Ltd.

Inventor： JIHOON YANG ,  MIN KANG ,  JUNG SUK BANG ,  CHEOL-GON LEE

IPC: H10K59/121 ,  H10K59/131 ,  H10K59/65

Abstract: A display device includes a first control line, a second control line, and a third control line arranged in a first direction, the first control line being between the second control line and the third control line, a pixel circuit coupled to the first control line, the second control line, and the third control line, a light-emitting element coupled to the pixel circuit, a sensor circuit coupled to the first control line, and having a first connection node between the first control line and the third control line, a light-receiving element coupled to the sensor circuit, and a receive line coupled to the first connection node of the sensor circuit.

公开(公告)号：US20250029560A1

公开(公告)日：2025-01-23

申请号：US18906167

申请日：2024-10-04

Applicant: Samsung Display Co., Ltd.

Inventor： HEERIM SONG ,  MUKYUNG JEON ,  HEEJEAN PARK ,  YUJIN LEE ,  CHEOL-GON LEE

IPC: G09G3/3233 ,  G09G3/32

Abstract: A pixel includes a light emitting element, a driving switching element, an initialization voltage terminal, a data initialization switching element set, and an adjustment switching element. The driving switching element may provide a driving current to the light emitting element. The adjustment switching element is electrically connected to the data initialization switching element in series. At least one of the data initialization switching element set and the adjustment switching element may control an electrical connection between the control electrode of the driving switching element and the initialization voltage terminal. A control electrode of the adjustment switching element is electrically connected to an input electrode of the adjustment switching element.

公开(公告)号：US20250014525A1

公开(公告)日：2025-01-09

申请号：US18657656

申请日：2024-05-07

Applicant: Samsung Display Co., Ltd.

Inventor： HEERIM SONG ,  SOIL YOON ,  CHEOL-GON LEE ,  MUKYUNG JEON

IPC: G09G3/3275 ,  G09G3/32 ,  G09G3/3233

Abstract: A display device includes a base layer having a display region and a non-display region, a circuit layer on the base layer, and an element layer on the circuit layer and including light emitting elements and light receiving elements corresponding to the display region. The circuit layer includes pixel drive circuits connected to the light emitting elements, sensor drive circuits connected to the light receiving elements, readout lines connected to the sensor drive circuits, first data lines connected to a first group of pixel drive circuits from among the pixel drive circuits, second data lines spaced from the first data lines in a first direction and connected to a second group of pixel drive circuits from among the pixel drive circuits, and data connecting lines electrically connected with the second data lines, respectively, in the display region.