公开(公告)号：US20250166550A1

公开(公告)日：2025-05-22

申请号：US18908793

申请日：2024-10-08

Applicant: Samsung Display Co., Ltd.

Inventor： Jong Sik SHIM ,  Sang Myoung LEE ,  Dae Seop KIM ,  Tae Hoon KIM ,  Seung Hwan CHEONG ,  Seung Ji CHA

IPC: G09G3/20 ,  G09G3/32 ,  G09G3/3233

Abstract: A display device includes a display panel including a sub-pixel, and a display panel driver for driving the display panel. The sub-pixel includes a driving transistor, a storage capacitor connected to a control electrode of the driving transistor, a write transistor writing a data voltage to the storage capacitor in response to a write gate signal, a first emission transistor providing a first power voltage to a first electrode of the driving transistor in response to a first emission signal, a hold capacitor including a first electrode receiving the first power voltage and a second electrode connected to a second electrode of the driving transistor, and a light emitting element emitting light. The first emission signal has an active level in a first portion of each of first periods of one frame, and has the active level in each of second periods respectively subsequent to the first periods.

公开(公告)号：US20240203356A1

公开(公告)日：2024-06-20

申请号：US18595369

申请日：2024-03-04

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ji Hyun KA ,  Seung Ji CHA ,  Mi Hae KIM ,  Ki Myeong EOM

IPC: G09G3/3258 ,  G09G3/20 ,  G09G3/3225 ,  G09G3/3233 ,  G09G3/3266 ,  G09G3/3275 ,  G09G3/3291 ,  H10K50/81 ,  H10K50/82 ,  H10K59/131

CPC classification number: G09G3/3258 ,  G09G3/2092 ,  G09G3/3225 ,  G09G3/3233 ,  G09G3/3266 ,  G09G3/3275 ,  G09G3/3291 ,  H10K50/81 ,  H10K50/82 ,  H10K59/131 ,  G09G2300/0426 ,  G09G2300/0452 ,  G09G2300/0465 ,  G09G2300/0814 ,  G09G2300/0861 ,  G09G2300/0866 ,  G09G2310/0216 ,  G09G2310/08 ,  G09G2320/0233 ,  G09G2320/0238 ,  G09G2320/0242 ,  G09G2320/0285 ,  G09G2330/021 ,  G09G2360/144

Abstract: A display device includes: a first pixel including a first organic light emitting diode; an initialization voltage generator for generating a first initialization voltage to be supplied to an anode of the first organic light emitting diode; and a timing controller including a first lookup table in which a plurality of first initialization voltage values corresponding to a plurality of maximum luminances are recorded, the timing controller being configured to determine a value of the first initialization voltage, based on reception information on a target maximum luminance and the first lookup table.

公开(公告)号：US20210242301A1

公开(公告)日：2021-08-05

申请号：US17238991

申请日：2021-04-23

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 ,  G09G3/3233 ,  G09G3/3225 ,  H01L51/52

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：US20210158764A1

公开(公告)日：2021-05-27

申请号：US17163616

申请日：2021-02-01

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Tae JEONG ,  Ji Hyun KA ,  Tae Hoon KWON ,  Min Ku LEE ,  Seung Ji CHA

IPC: G09G3/34 ,  G09G3/20 ,  G09G3/3266

Abstract: A display device includes first and second pixel areas spaced apart from each other so that corresponding scan lines are separate from each other, a first non-pixel area at a periphery of the first pixel area, a second non-pixel area at a periphery of the second pixel area and opposite to the first non-pixel area with at least one pixel area interposed therebetween, first scan lines in the first pixel area, second scan lines in the second pixel area, a first scan driver in the first non-pixel area and connected to the first scan lines, a second scan driver in the second non-pixel area and connected to the second scan lines, first wires in the first non-pixel area and connected to the first scan driver, second wires in the second non-pixel area and connected to the second scan driver; and connecting wires connecting the first wires and second wires.

公开(公告)号：US20200185485A1

公开(公告)日：2020-06-11

申请号：US16785962

申请日：2020-02-10

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 ,  G09G3/3233

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：US20200043406A1

公开(公告)日：2020-02-06

申请号：US16412927

申请日：2019-05-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seung Ji CHA ,  Seung Kyu LEE ,  Kyung Hoon KIM ,  Mi Hae KIM ,  Jae Du NOH ,  Jae Sic LEE

IPC: G09G3/325 ,  G09G3/3283

Abstract: A display device may include: a first pixel including first and second sub-pixels coupled to first and second data lines; a data driver which supplies data signals to first and second output lines; and a switch unit which distributes the data signals to the first and the second data lines. The first and the second sub-pixels are line-symmetrical with each other. Each of the first and the second sub-pixels may include: an OLED; a first transistor which controls a driving current flowing from a first power supply to a second power supply via the OLED, in response to a voltage supplied to a node connected thereto; emission control transistors which are turned on when an emission control signal is supplied; and a reference transistor which couples a shielding layer overlapping a corresponding data line to the first power supply when the emission control signal is supplied thereto.

公开(公告)号：US20180233084A1

公开(公告)日：2018-08-16

申请号：US15885611

申请日：2018-01-31

Applicant: Samsung Display Co., Ltd.

Inventor： Tae Hoon KWON ,  Ji Hyun KA ,  Min Ku LEE ,  Seung Ji CHA ,  Hyun Uk OH ,  Jin Tae JEONG

IPC: G09G3/3233 ,  G09G3/20

CPC classification number: G09G3/3233 ,  G09G3/20 ,  G09G3/2003 ,  G09G3/2018 ,  G09G3/3266 ,  G09G3/3275 ,  G09G2300/0426 ,  G09G2300/0452 ,  G09G2310/0232 ,  G09G2310/08 ,  G09G2320/0626 ,  G09G2320/0686 ,  G09G2330/021 ,  G09G2354/00

Abstract: A display device including a first pixel area including first pixels, a second pixel area including second pixels, a third pixel area including third pixels, and a display driver configured to control image display operations of the first pixel area, the second pixel area, and the third pixel area according to a first mode or a second mode, wherein the first pixel area includes a first sub-pixel area, and a second sub-pixel area between the first sub-pixel area and the second pixel area, and wherein the first sub-pixel area is configured to display a black image in the first mode, and the second sub-pixel area is configured to display a dummy image.

公开(公告)号：US20170352328A1

公开(公告)日：2017-12-07

申请号：US15587192

申请日：2017-05-04

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Tae JEONG ,  Tae Hoon KWON ,  Min Ku LEE ,  Ji Hyun KA ,  Seung Kyu LEE ,  Seung Ji CHA

IPC: G09G5/10 ,  G09G3/3266 ,  G09G3/3283

CPC classification number: G09G5/10 ,  G09G3/3266 ,  G09G3/3283 ,  G09G3/3677 ,  G09G2310/0286 ,  G09G2310/066 ,  G09G2310/08 ,  G09G2320/0223 ,  G09G2320/0233 ,  G09G2320/064

Abstract: The present disclosure relates to a display device including first pixels disposed in a first pixel area, and connected to first scan lines; second pixels disposed in a second pixel area, and connected to second scan lines; a timing controller configured to supply a first clock signal and a second clock signal to a first clock line and a second clock line, respectively; a first scan driver configured to receive the first clock signal through the first clock line, and to supply a first scan signal to the first scan lines; and a second scan driver configured to receive the second clock signal through the second clock line, and to supply a second scan signal to the second scan lines, wherein the second pixel area has a smaller width than the first pixel area.

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：US20220358898A1

公开(公告)日：2022-11-10

申请号：US17871468

申请日：2022-07-22

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Tae JEONG ,  Tae Hoon KWON ,  Min Ku LEE ,  Ji Hyun KA ,  Seung Kyu LEE ,  Seung Ji CHA

IPC: G09G5/10 ,  G09G3/3266 ,  G09G3/3283

Abstract: The present disclosure relates to a display device including first pixels disposed in a first pixel area, and connected to first scan lines; second pixels disposed in a second pixel area, and connected to second scan lines; a timing controller configured to supply a first clock signal and a second clock signal to a first clock line and a second clock line, respectively; a first scan driver configured to receive the first clock signal through the first clock line, and to supply a first scan signal to the first scan lines; and a second scan driver configured to receive the second clock signal through the second clock line, and to supply a second scan signal to the second scan lines, wherein the second pixel area has a smaller width than the first pixel area.