公开(公告)号：US20140204104A1

公开(公告)日：2014-07-24

申请号：US13925593

申请日：2013-06-24

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： YONGJUN JANG ,  Nam-Gon CHOI ,  Geunjeong PARK ,  Hyundae LEE ,  CHEOLWOO PARK ,  Jeong-hun SO ,  BONGHYUN YOU ,  YUN KI BAEK ,  Kyoung Ho LIM

IPC: G09G3/36 ,  G09G5/39 ,  G09G5/36

CPC classification number: G09G3/3648 ,  G09G3/20 ,  G09G5/363 ,  G09G2300/0426 ,  G09G2330/028 ,  G09G2360/12

Abstract: A display apparatus includes pixels connected to gate lines and data lines, a gate driver configure to drive the gate lines, a data driver including a plurality of data driving parts configured to drive the data lines. The control board includes a processor that outputs an image signal and a control signal and a timing controller that outputs a first control signal to control the gate driver and a second control signal and a data signal to control the data driver in response to the image signal and the control signal.

Abstract translation: 显示装置包括连接到栅极线和数据线的像素，配置为驱动栅极线的栅极驱动器，包括被配置为驱动数据线的多个数据驱动部分的数据驱动器。 控制板包括输出图像信号和控制信号的处理器和输出第一控制信号以控制栅极驱动器的定时控制器，以及响应于图像信号的第二控制信号和数据信号来控制数据驱动器 和控制信号。

公开(公告)号：US20160071473A1

公开(公告)日：2016-03-10

申请号：US14688702

申请日：2015-04-16

Applicant: Samsung Display Co., Ltd.

Inventor： Kuk-Hwan AHN ,  Seokyun SON ,  Jai-Hyun KOH ,  Geunjeong PARK ,  Dong-Won PARK ,  Donghwa SHIN ,  Won Sik OH ,  Ik Soo LEE ,  Sang-Uk LIM ,  Seokha HONG

IPC: G09G3/36

CPC classification number: G09G3/3655 ,  G09G3/3607 ,  G09G3/3614 ,  G09G3/3648 ,  G09G2300/0426 ,  G09G2300/0452 ,  G09G2300/0842 ,  G09G2310/0218 ,  G09G2310/0235 ,  G09G2310/08 ,  G09G2320/0209 ,  G09G2320/0247

Abstract: According to an embodiment, a display apparatus includes gate lines extending in a first direction, data lines extending in a second direction crossing the first direction, and pixels connected to the gate lines and the data lines. The pixels include pixels arranged in a k-th row and pixels arranged in a (k+1)th row disposed adjacent to the pixels arranged in the k-th row in the second direction. An (i+1)th gate line is disposed between the pixels in the k-th row and the pixels in the (k+1)th row. A first pixel arranged in a g-th column among the pixels arranged in the k-th row and a second pixel arranged in the g-th column among the pixels arranged in the (k+1)th row are connected to a j-th data line. The pixels arranged in the k-th row are alternately connected to an i-th gate line and the (i+1)th gate line.

Abstract translation: 根据实施例，显示装置包括沿第一方向延伸的栅极线，沿与第一方向交叉的第二方向延伸的数据线，以及连接到栅极线和数据线的像素。 像素包括布置在第k行中的像素和布置在与在第二方向上排列在第k行中的像素相邻布置的第（k + 1）行中的像素。 第（i + 1）栅极线设置在第k行中的像素和第（k + 1）行中的像素之间。 布置在第k行中的像素中排列在第g列中的第一像素和布置在第（k + 1）行中的像素中的第g列中排列的第二像素连接到j- 数据线。 排列在第k行中的像素交替地连接到第i栅极线和第（i + 1）栅极线。

公开(公告)号：US20220392382A1

公开(公告)日：2022-12-08

申请号：US17668323

申请日：2022-02-09

Applicant: Samsung Display Co., LTD.

Inventor： Geunjeong PARK ,  Donggyu LEE ,  Jae-Hyeon JEON ,  Jeong-Young KIM

IPC: G09G3/20

Abstract: A display apparatus includes a display panel, a driving controller, a gate driver, an emission driver and a data driver. The display panel includes a pixel including a driving switching element and a light emitting element. The driving controller is configured to determine a driving frequency varied according to input image data or a driving mode. The gate driver is configured to output a gate signal and a bias control signal to the pixel. The emission driver is configured to output an emission signal to the pixel. The data driver is configured to output a data voltage to the pixel. The bias control signal to apply a bias voltage to the driving switching element has a first width in a writing frame and a second width different from the first width in a holding frame.

公开(公告)号：US20210383759A1

公开(公告)日：2021-12-09

申请号：US17409748

申请日：2021-08-23

Applicant: Samsung Display Co., Ltd.

Inventor： Geunjeong PARK ,  Eunho LEE

IPC: G09G3/3258

Abstract: A display apparatus configured to adjust a driving frequency of a display panel by including a driving controller configured to: determine a low driving frequency corresponding to input image data; determine a plurality of compensation frequencies greater than the low driving frequency; and insert a plurality of compensation frequency frames having the compensation frequencies prior to a low driving frequency frame having the low driving frequency in a low frequency driving mode.

公开(公告)号：US20190081261A1

公开(公告)日：2019-03-14

申请号：US15895722

申请日：2018-02-13

Applicant: Samsung Display Co., LTD.

Inventor： Seung-Jun LEE ,  Geunjeong PARK ,  Hui NAM ,  Myungho LEE

IPC: H01L51/50 ,  H01L27/32 ,  H01L27/15 ,  H01L33/08 ,  G09G3/3233 ,  C09K11/08 ,  B82Y40/00 ,  B82Y20/00

Abstract: A quantum-nano light emitting diode (Q-NED) pixel includes a switching transistor configured to transfer a data voltage in response to a scan signal, a storage capacitor configured to store the data voltage transferred by the switching transistor, a driving transistor coupled to a first power supply voltage line, and configured to generate a driving current based on the data voltage stored in the storage capacitor, a plurality of Q-NEDs configured to emit light based on the driving current, the Q-NEDs having an ohmic contact resistance at anodes and cathodes of the Q-NEDs, a first sensing transistor configured to couple the Q-NEDs to a sensing line in response to a sensing signal when a sensing operation for sensing the ohmic contact resistance of the Q-NEDs is performed, and a second sensing transistor configured to decouple the Q-NEDs from a second power supply line in response to an inverted sensing signal.

公开(公告)号：US20220059034A1

公开(公告)日：2022-02-24

申请号：US17515742

申请日：2021-11-01

Applicant: Samsung Display Co., Ltd.

Inventor： HYOJIN LEE ,  Sehyuk PARK ,  Jinyoung ROH ,  Geunjeong PARK ,  EUNHO LEE ,  Hui NAM ,  BONGHYUN YOU

IPC: G09G3/3258 ,  G09G3/3266 ,  G09G3/3275

Abstract: A display device including: a display panel including a pixel connected to a first scan line, second scan line, and data line, the pixel including: a first switch connected to the first scan line; a second switch connected to the second scan line; and a light emitting element; a low-frequency driving controller to output a power control signal having a first level in a first mode and a second power control signal having a second level in a second mode; a scan driver including first and second scan drivers to drive the first and second scan lines, wherein one of the first and second scan drivers operates in the second mode; and a data driver to operate in the second mode in response to the power control signal having the second level, wherein the data driver operates at a frequency lower than a reference frequency in the second mode.

公开(公告)号：US20210248958A1

公开(公告)日：2021-08-12

申请号：US17231545

申请日：2021-04-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Geunjeong PARK ,  Eunho LEE

IPC: G09G3/3233 ,  G09G3/3266 ,  G09G3/3275 ,  G09G3/20

Abstract: A driving controller includes an image conversion circuit configured to convert an image signal to an image data signal including active data and blank data, a still image determination circuit configured to output a flag signal of an active level when the image signal is a still image, an operation mode determination circuit configured to output an operation mode signal indicating a low frequency mode when the flag signal is the active level, and to output an operation mode signal indicating an image transition mode when the flag signal is changed from the active level and an inactive level, and a blank voltage determination circuit configured to output a blank voltage signal corresponding to a first gray scale during the low frequency mode, and a blank voltage signal corresponding to a second gray scale during the transition mode, wherein the blank data corresponds to the blank voltage signal.

公开(公告)号：US20210064834A1

公开(公告)日：2021-03-04

申请号：US16891582

申请日：2020-06-03

Applicant: Samsung Display Co., Ltd.

Inventor： JeonKyoo KIM ,  MyungWoo LEE ,  Geunjeong PARK ,  Chaehee PARK ,  Bitna LEE ,  Manseung CHO

IPC: G06K9/00

Abstract: A display device includes a display panel configured to be driven in an initial mode or in a main mode; an input sensing part on the display panel and configured to be driven in a mutual sensing mode or in a self-sensing mode; a fingerprint sensing part below the display panel; and a control module configured to control operations of the display panel, the input sensing part, and the fingerprint sensing part. The display panel is between the fingerprint sensing part and the input sensing part. When the display panel is driven in the initial mode, the control module drives the input sensing part in the self-sensing mode and controls the fingerprint sensing part to detect a fingerprint touched on the input sensing part.

公开(公告)号：US20200226980A1

公开(公告)日：2020-07-16

申请号：US16739606

申请日：2020-01-10

Applicant: Samsung Display Co., Ltd.

Inventor： Geunjeong PARK ,  Eunho LEE

IPC: G09G3/3258

Abstract: A display apparatus includes: a display panel comprising a pixel, the pixel comprising a switching element of a first type and a switching element of a second type different from the first type; a gate driver configured to output a gate signal to the display panel; a data driver configured to output a data voltage to the display panel; an emission driver configured to output an emission signal to the display panel; and a driving controller configured to: determine a low driving frequency corresponding to input image data; determine a plurality of compensation frequencies greater than the low driving frequency; and insert a plurality of compensation frequency frames having the compensation frequencies prior to a low driving frequency frame having the low driving frequency in a low frequency driving mode.