公开(公告)号：US20230371321A1

公开(公告)日：2023-11-16

申请号：US18349847

申请日：2023-07-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sun Hwa LEE ,  Mu Kyung JEON ,  Il Nam KIM ,  Ji Hun RYU ,  Ki Hyun PYO

IPC: H10K59/126 ,  H01L25/18 ,  G09G3/3258 ,  G09G3/3233 ,  G06F3/041 ,  G06V40/13 ,  H10K59/131

CPC classification number: H10K59/126 ,  H01L25/18 ,  G09G3/3258 ,  G09G3/3233 ,  G06F3/0412 ,  G06V40/1318 ,  H10K59/131 ,  G06F3/0443

Abstract: Embodiments of the present disclosure provide a display device comprising: a substrate; a thin film transistor layer on a first surface of the substrate and including a first hole; a light emitting element layer on the thin film transistor layer and including a light emitting element; a first light blocking layer between the substrate and the thin film transistor layer and including a second hole overlapping the first hole in a thickness direction of the substrate; and a second light blocking layer between the thin film transistor layer and the light emitting element layer and including a third hole overlapping the first hole and the second hole in the thickness direction of the substrate.

公开(公告)号：US20230343290A1

公开(公告)日：2023-10-26

申请号：US18158936

申请日：2023-01-24

Applicant: Samsung Display Co., LTD.

Inventor： Yu Jin LEE ,  Hee Jean PARK ,  Hee Rim SONG ,  Cheol Gon LEE ,  Mu Kyung JEON

IPC: G09G3/3233 ,  G06V40/13

CPC classification number: G09G3/3233 ,  G06V40/1318 ,  G09G2300/0861 ,  G09G2300/0413 ,  G09G2310/0202 ,  G09G2360/14 ,  G09G2300/0819 ,  G09G2310/0264 ,  G09G2300/0426 ,  G09G2300/0465 ,  G09G2320/0223 ,  G09G2300/0842

Abstract: A display device includes a light-emitting element for emitting light, a light-sensing element for converting light into an electrical signal, and spaced apart from the light-emitting element, pixel drivers connected to the light-emitting element in a first row and a second row, a first sensing driver between respective ones of the pixel drivers neighboring each other in the first row and connected to the light-sensing element, a second sensing driver between respective ones of the pixel drivers neighboring each other in the second row, connected to the light-sensing element, and not neighboring the first sensing driver in a second direction, a first scan line extending along a first direction crossing the second direction, and connected to the first sensing driver, and a second scan line extending along the first direction, alternately arranged with the first scan line along the second direction, and connected to the second sensing driver.

公开(公告)号：US20220157076A1

公开(公告)日：2022-05-19

申请号：US17532887

申请日：2021-11-22

Applicant: Samsung Display Co., LTD.

Inventor： Sun Hwa LEE ,  Ki June LEE ,  Mu Kyung JEON

IPC: G06V40/13

Abstract: A fingerprint sensor and a display device include a substrate. A circuit element layer is disposed on a first surface of the substrate and includes a semiconductor layer, conductive layers and at least one opening portion. A light emitting element layer is disposed on the circuit element layer and includes at least one light emitting element. A sensor layer is disposed on a second surface of the substrate and includes at least one light sensor corresponding to the opening portion. The opening portion is defined by non-overlapping of the semiconductor layer and the conductive layers, the opening portion has a closed loop shape in plan view, and at least a portion of the closed loop shape includes a curve, or an internal angle of the at least a portion of the closed loop shape is an obtuse angle.

公开(公告)号：US20220100303A1

公开(公告)日：2022-03-31

申请号：US17425366

申请日：2019-11-21

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sun Hwa LEE ,  Dong Hoon LEE ,  Mu Kyung JEON

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

Abstract: A touch sensing unit includes first touch electrodes and second touch electrodes disposed on in a touch sensor area which includes a round portion having a curvature. A driving line is connected to a first touch electrode among the first touch electrodes are disposed in the round portion of the touch sensor area. A sensing line is connected to a second touch electrode among the second touch electrodes disposed in the round portion of the touch sensor area. The driving line and the sensing line intersect each other.

公开(公告)号：US20200090559A1

公开(公告)日：2020-03-19

申请号：US16512284

申请日：2019-07-15

Applicant: Samsung Display Co., Ltd.

Inventor： Hee Rim SONG ,  Gyung Soon PARK ,  Mu Kyung JEON

IPC: G09F9/30 ,  G02F1/1333 ,  H01L51/00 ,  H01L27/32

Abstract: A display device may include a first pixel, a second pixel, a first data line electrically connected to the first pixel, a second data line electrically connected to the second pixel and electrically insulated from the first data line, a first signal wire electrically connected to the first data line, a second signal wire electrically connected to the second data line, and a connecting wire electrically connecting the second data line to the second signal wire. The connecting wire may include a first section and a second section. The second section may be directly connected to the first section, may overlap the first pixel, may overlap the first data line, and may be oblique relative to each of the first data line and the second data line in a plan view of the display device.

公开(公告)号：US20190156093A1

公开(公告)日：2019-05-23

申请号：US16162050

申请日：2018-10-16

Applicant: Samsung Display Co., Ltd.

Inventor： Ji Sun KIM ,  Mu Kyung JEON

IPC: G06K9/00 ,  G06F3/044 ,  G06F3/041

Abstract: A fingerprint sensor includes a sensor pixel arranged in a sensing area, including a pixel electrode coupled to a first node; a first transistor coupled between the first node and a first or second power line, the first transistor including a first gate electrode coupled to a first scan line and a second gate electrode opposite to the first gate electrode; a first capacitor coupled between the first node and a second scan line; a second transistor coupled between a readout line and the first power line, the second transistor including a first gate electrode coupled to the first node and a second gate electrode opposite to the first gate electrode; and a third transistor coupled between the second transistor and the first power line, the third transistor including a first gate electrode coupled to the second scan line and a second gate electrode opposite to the first gate electrode.

公开(公告)号：US20180130857A1

公开(公告)日：2018-05-10

申请号：US15804077

申请日：2017-11-06

Applicant: Samsung Display Co., Ltd.

Inventor： Sun Hwa LEE ,  Mu Kyung JEON ,  II Gon KIM

IPC: H01L27/32 ,  H01L51/52

Abstract: A display device includes a display pixel and a sensor pixel. The display pixel includes a light-emitting element including a first pixel electrode. The display pixel further includes a pixel circuit electrically coupled to the light-emitting element. The sensor pixel includes a sensor electrode overlapping the first pixel electrode. The sensor pixel further includes a sensor circuit electrically coupled to the sensor electrode. The first pixel electrode includes a first opening in a region overlapping the sensor electrode.

公开(公告)号：US20250166531A1

公开(公告)日：2025-05-22

申请号：US19029484

申请日：2025-01-17

Applicant: Samsung Display Co., Ltd.

Inventor： Hee Rim SONG ,  Gyung Soon PARK ,  Mu Kyung JEON

IPC: G09F9/30 ,  G02F1/1333 ,  H10K59/121 ,  H10K59/131 ,  H10K77/10 ,  H10K102/00

Abstract: A display device may include a first pixel, a second pixel, a first data line electrically connected to the first pixel, a second data line electrically connected to the second pixel and electrically insulated from the first data line, a first signal wire electrically connected to the first data line, a second signal wire electrically connected to the second data line, and a connecting wire electrically connecting the second data line to the second signal wire. The connecting wire may include a first section and a second section. The second section may be directly connected to the first section, may overlap the first pixel, may overlap the first data line, and may be oblique relative to each of the first data line and the second data line in a plan view of the display device.

公开(公告)号：US20250120269A1

公开(公告)日：2025-04-10

申请号：US18759547

申请日：2024-06-28

Applicant: Samsung Display Co., LTD.

Inventor： Hee Rim SONG ,  Mu Kyung JEON ,  Kyung Hoe LEE ,  Cheol Gon LEE

IPC: H10K59/131 ,  H10K59/65

Abstract: A display device includes: a display panel including: a display area including a sub-pixel; and a sensing area including an optical sensor to provide a sensing signal corresponding to an amount of received light to a readout line; a readout circuit to receive the sensing signal through the readout line; and a connection portion electrically connecting the readout line to the readout circuit. The display area includes the sensing area including the sub-pixel and the optical sensor, and a non-sensing area including the sub-pixel. A connection line connecting the readout line and the connection portion to each other is located in the non-sensing area.

公开(公告)号：US20250104463A1

公开(公告)日：2025-03-27

申请号：US18745083

申请日：2024-06-17

Applicant: Samsung Display Co., LTD.

Inventor： Hee Rim SONG ,  Cheol Gon LEE ,  Mu Kyung JEON

IPC: G06V40/13

Abstract: A fingerprint sensor includes: a gate line on a substrate and configured to supply a gate signal; a reset voltage line configured to supply a reset voltage; an initialization voltage line configured to supply an initialization voltage; a read-out line on the gate line and configured to supply a sensing signal; a light receiving element on the read-out line; a first sensor transistor configured to supply a sensing current based on a voltage of a sensor node, which is a first electrode of the light receiving element; a second sensor transistor comprising a second-first sensor transistor and a second-second sensor transistor connected in series between the reset voltage line and a gate electrode of the first sensor transistor; and a third sensor transistor comprising a third-first sensor transistor and a third-second sensor transistor connected in series between the read-out line and a first electrode of the first sensor transistor.