公开(公告)号：US20210027713A1

公开(公告)日：2021-01-28

申请号：US16931966

申请日：2020-07-17

Applicant: Samsung Display Co., Ltd.

Inventor： Seungjae LEE ,  Soon-Dong KIM ,  Changnoh YOON ,  Jun Heyung JUNG

IPC: G09G3/3258 ,  G09G3/3291 ,  G09G3/00

Abstract: A display apparatus includes: a display panel comprising a gate line, a data line and a plurality of display areas; a gate driver configured to output a gate signal to the gate line; a data driver configured to output a data voltage to the data line; a time sensor configured to sense an operation time of the display panel; and a voltage controller configured to adjust a back gate voltage according to the operation time sensed by the time sensor and the display areas.

公开(公告)号：US20250046255A1

公开(公告)日：2025-02-06

申请号：US18607732

申请日：2024-03-18

Applicant: Samsung Display Co., Ltd.

Inventor： Sangan KWON ,  Soon-Dong KIM ,  Jihye KIM ,  Taehoon KIM ,  Changnoh YOON

IPC: G09G3/3266

Abstract: A display device includes a display panel including pixels connected to scan lines, a scan driving circuit including scan stages corresponding to the scan lines, respectively, where each of the scan stages receives a masking signal and a carry signal and outputs a scan signal, and a driving controller which divides the display panel into the first display area and the second display area, controls the scan driving circuit such that the first display area and the second display area operate with different frequencies, and outputs start signals provided at different timings. A first scan stage disposed in the first display area from among the scan stages receives a first start signal of the start signals as the carry signal, and a first scan stage disposed in the second display area from among the scan stages receives a second start signal of the start signals as the carry signal.

公开(公告)号：US20230186814A1

公开(公告)日：2023-06-15

申请号：US18106418

申请日：2023-02-06

Applicant: Samsung Display Co., Ltd.

Inventor： Jin-Wook YANG ,  Soon-Dong KIM ,  Chang-Noh YOON ,  Eun-Gyeong CHOE

IPC: G09G3/20

CPC classification number: G09G3/2003 ,  G09G2300/0452 ,  G09G2310/0278 ,  G09G2310/0297

Abstract: A display panel includes a first pixel group including sub-pixels coupled to a first scan line and located in first through N-th sub-pixel columns, where N is an even number greater than or equal to 2, a second pixel group including sub-pixels coupled to the first scan line and located in (N+1)-th through 2N-th sub-pixel columns, a third pixel group including sub-pixels coupled to a second scan line adjacent to the first scan line and located in the first through N-th sub-pixel columns, and a fourth pixel group including sub-pixels coupled to the second scan line and located in the (N+1)-th through 2N-th sub-pixel columns. The first pixel group and the second pixel group are driven during a first scan on time in which the first scan line is driven. Consecutive N−1 sub-pixels among the sub-pixels of the third pixel group and one sub-pixel among the sub-pixels of the fourth pixel group are driven during a first portion of a second scan on time in which the second scan line is driven, and consecutive N−1 sub-pixels among the sub-pixels of the fourth pixel group and one sub-pixel among the sub-pixels of the third pixel group are driven during a second portion of the second scan on time.

公开(公告)号：US20150008405A1

公开(公告)日：2015-01-08

申请号：US14316185

申请日：2014-06-26

Applicant: Samsung Display Co., Ltd.

Inventor： Soon-Dong KIM ,  Hyung-Ryul KANG

IPC: H01L27/32

CPC classification number: G09G3/3233 ,  G09G3/3291 ,  G09G2300/0842 ,  G09G2300/0852 ,  G09G2300/0861 ,  G09G2320/045 ,  H01L27/124 ,  H01L27/3244 ,  H01L27/3248 ,  H01L27/3276

Abstract: A pixel and an organic light emitting display, the pixel including an organic light emitting diode, a first driver, and a second driver. The first driver controls whether current is supplied to the organic light emitting diode, according to a first data signal from a first data line. The second driver controls whether current is supplied to the organic light emitting diode, according to a second data signal from a second data line.

Abstract translation: 像素和有机发光显示器，所述像素包括有机发光二极管，第一驱动器和第二驱动器。 根据来自第一数据线的第一数据信号，第一驱动器控制是否向有机发光二极管提供电流。 第二驱动器根据来自第二数据线的第二数据信号来控制是否向有机发光二极管提供电流。

公开(公告)号：US20210233455A1

公开(公告)日：2021-07-29

申请号：US17256238

申请日：2019-06-27

Applicant: Samsung Display Co., Ltd.

Inventor： Jin-Wook YANG ,  Soon-Dong KIM ,  Chang-Noh YOON ,  Eun-Gyeong CHOE

IPC: G09G3/20

Abstract: A display panel includes a first pixel group and a second pixel group each including sub-pixels coupled to the first scan line, a third pixel group and a fourth pixel group each including sub-pixels coupled to the second scan line. The first pixel group and the second pixel group are driven during a first scan on time in which the first scan line is driven. Consecutive N−1 sub-pixels among the sub-pixels of the third pixel group and one sub-pixel among the sub-pixels of the fourth pixel group are driven during a first portion of a second scan on time in which the second scan line is driven, and consecutive N−1 sub-pixels among the sub-pixels of the fourth pixel group and one sub-pixel among the sub-pixels of the third pixel group are driven during a second portion of the second scan on time.

公开(公告)号：US20190080651A1

公开(公告)日：2019-03-14

申请号：US15863148

申请日：2018-01-05

Applicant: Samsung Display Co., Ltd.

Inventor： Soon-Dong KIM ,  Il-Joo KIM ,  Jun Ki JEONG ,  Jin-Wook YANG ,  Gyung Soon PARK

IPC: G09G3/3258 ,  G09G3/3266 ,  G09G3/3291 ,  H01L27/32

Abstract: Example embodiments of the present disclosure provide a display device including: a plurality of pixels; a first scan gate line and a second scan gate line configured to transfer scan signals to a first pixel row of the pixels; a plurality of first gate bridges connected with the first scan gate line to transfer the scan signals to a plurality of first pixels at the first pixel row; a plurality of second gate bridges connected with the second scan gate line to transfer the scan signals to a plurality of second pixels at the first pixel row; a plurality of first data lines configured to supply a plurality of data voltages corresponding to the first pixels; and a plurality of second data lines configured to supply a plurality of data voltages corresponding to the second pixels, wherein two of the first data lines are positioned between two first pixels corresponding thereto, and two of the second data lines are positioned between two second pixels corresponding thereto.

公开(公告)号：US20190043421A1

公开(公告)日：2019-02-07

申请号：US16028960

申请日：2018-07-06

Applicant: Samsung Display Co., Ltd.

Inventor： Jin-Wook YANG ,  Soon-Dong KIM

IPC: G09G3/3225 ,  G09G3/20

Abstract: An organic light emitting display device includes a display panel including pixel groups, each including a plurality of sub-pixels for each of pixel rows. A gate driver is configured to sequentially provide an initialization signal to the pixel rows, to provide a first group gate signal to first pixel groups of the pixel groups, to provide a second group gate signal overlapping at least a part of the first group gate signal to second pixel groups of the pixel groups, to sequentially provide the first group gate signal to the pixel rows, and to sequentially provide the second group gate signal to the pixel rows. An emission control driver is configured to sequentially provide an emission control signal to the pixel rows. A data driver is configured to output a data voltage. A data divider is configured to selectively provide the data voltage to data lines connected to the sub-pixels.

公开(公告)号：US20210074216A1

公开(公告)日：2021-03-11

申请号：US16927729

申请日：2020-07-13

Applicant: Samsung Display Co., Ltd.

Inventor： Wontae KIM ,  Bong-Hyun YOU ,  Sun-Koo KANG ,  Joon Chul GOH ,  Soon-Dong KIM ,  Jin-Wook YANG ,  Ki Hong SONG

IPC: G09G3/3258 ,  G09G3/3275

Abstract: A display apparatus includes a display panel, a data driver, and a power voltage generator. The display panel includes a plurality of pixels and configured to display an image. The data driver is configured to apply a data voltage to the display panel. The power voltage generator is configured to provide a power voltage and an initialization voltage to the display panel. The power voltage generator is configured to receive a feedback initialization voltage from the display panel and configured to compensate the initialization voltage based on the feedback initialization voltage.

公开(公告)号：US20200273408A1

公开(公告)日：2020-08-27

申请号：US16872261

申请日：2020-05-11

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Soon-Dong KIM ,  Il-Joo KIM ,  Jun Ki JEONG ,  Jin-Wook YANG ,  Gyung Soon PARK

IPC: G09G3/3258 ,  G09G3/3266 ,  G09G3/3291 ,  H01L27/32 ,  G09G3/3233 ,  G09G3/3225

Abstract: Example embodiments of the present disclosure provide a display device including: a plurality of pixels; a first scan gate line and a second scan gate line configured to transfer scan signals to a first pixel row of the pixels; a plurality of first gate bridges connected with the first scan gate line to transfer the scan signals to a plurality of first pixels at the first pixel row; a plurality of second gate bridges connected with the second scan gate line to transfer the scan signals to a plurality of second pixels at the first pixel row; a plurality of first data lines configured to supply a plurality of data voltages corresponding to the first pixels; and a plurality of second data lines configured to supply a plurality of data voltages corresponding to the second pixels, wherein two of the first data lines are positioned between two first pixels corresponding thereto, and two of the second data lines are positioned between two second pixels corresponding thereto.

公开(公告)号：US20140118322A1

公开(公告)日：2014-05-01

申请号：US13753892

申请日：2013-01-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Soon-Dong KIM ,  Yang-Hwa CHOI ,  Cheol-Min KIM ,  Hyung-Ryul KANG

IPC: G09G3/32

CPC classification number: G09G3/3233 ,  G09G3/2022 ,  G09G2300/0819 ,  G09G2300/0828 ,  G09G2300/0842

Abstract: An organic light emitting display device is capable of improving uniformity between panels while improving an operation speed. The organic light emitting display device includes: a scan driver for supplying scan signals to scan lines; a data driver for supplying data signals to data lines; pixels located at crossing regions between the scan lines and the data lines, wherein the pixels are configured to control an amount of current supplied to an organic light emitting diode, according to a bias voltage; and a bias voltage supplier for supplying the bias voltage to the pixels, wherein a voltage value of the bias voltage is set to generate light having a desired luminance when the pixels emit light.

Abstract translation: 有机发光显示装置能够在提高操作速度的同时提高面板之间的均匀性。 有机发光显示装置包括：用于向扫描线提供扫描信号的扫描驱动器; 用于向数据线提供数据信号的数据驱动器; 位于扫描线与数据线之间的交叉区域的像素，其中所述像素被配置为根据偏置电压来控制提供给有机发光二极管的电流量; 以及用于向像素提供偏置电压的偏置电压供给器，其中，当像素发光时，偏置电压的电压值被设置为产生具有期望亮度的光。