公开(公告)号：US12193269B2

公开(公告)日：2025-01-07

申请号：US17357894

申请日：2021-06-24

Applicant: Samsung Display Co., Ltd.

Inventor： Kohei Ebisuno ,  Kwanyong Pak ,  Youngwon Kim ,  Jinseok Oh ,  Jin Jeon ,  Jingoo Jung ,  Kyunghyun Choi

IPC: H10K59/121 ,  H01L27/12 ,  H10K50/844 ,  H10K59/12

Abstract: A display apparatus includes a main display area, and a component area including pixel groups spaced apart from each other and a transmission area between the pixel groups. The display apparatus further includes a substrate including a first base layer, a compensation layer, a first barrier layer, and a second barrier layer sequentially stacked on one another, a bottom metal layer between the first barrier layer and the second barrier layer, a buffer layer on the second barrier layer, main display elements on the substrate of the main display area, and auxiliary display elements on the substrate of the component area.

公开(公告)号：US11957028B2

公开(公告)日：2024-04-09

申请号：US17675000

申请日：2022-02-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Injun Bae ,  Hyunwook Choi ,  Donghwi Kim ,  Chulho Kim ,  Woori Seo ,  Jin Jeon

IPC: H10K59/65 ,  H10K59/123 ,  H10K59/131

CPC classification number: H10K59/65 ,  H10K59/123 ,  H10K59/131

Abstract: A display panel is provided including a substrate including a display area comprising first pixels and a sensor area including second pixels and a transmission portion. A display element layer is disposed on the substrate, the display element layer comprising the first pixels electrically connected to a first thin film transistor and the second pixels electrically connected to a second thin film transistor. A conductive layer is disposed between the second thin film transistor and the substrate, the conductive layer having two or more steps at an edge thereof.

公开(公告)号：US11864421B2

公开(公告)日：2024-01-02

申请号：US17034252

申请日：2020-09-28

Applicant: Samsung Display Co., Ltd.

Inventor： Jinsuk Lee ,  Jin Jeon ,  Sugwoo Jung ,  Shinbeom Choi ,  Youngin Hwang ,  Byungno Kim ,  Heeyeon Kim ,  Kohei Ebisuno ,  Nalae Lee ,  Illhwan Lee ,  Jongmin Lee ,  Joohyeon Jo ,  Changha Kwak ,  Yongseon Jo

IPC: H01L27/32 ,  H10K59/121 ,  H10K77/10 ,  H01L27/12 ,  H01L29/786 ,  H10K59/12 ,  H10K102/00

CPC classification number: H10K59/1213 ,  H10K77/111 ,  H01L27/1218 ,  H01L27/1262 ,  H01L29/78603 ,  H10K59/1201 ,  H10K2102/311

Abstract: Provided are a thin film transistor substrate which include a substrate, a buffer layer and a thin film transistor, a display apparatus including the thin film transistor substrate, and a method of manufacturing the display apparatus including the thin film transistor substrate. The buffer layer includes an inorganic insulating layer. An area ratio of a peak corresponding to an N—H bond in the buffer layer is 0.5% or less based on a total peak area in a Fourier transform infrared spectroscopy (FTIR).

公开(公告)号：US20230162664A1

公开(公告)日：2023-05-25

申请号：US17936916

申请日：2022-09-30

Applicant: Samsung Display Co., Ltd.

Inventor： Dong Hwi Kim ,  Jin Jeon

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2310/0278 ,  G09G2330/021 ,  G09G2320/0247

Abstract: A display device includes a pixel including a first transistor connected between a first node and a second node, an emission driver supplying an emission control signal to an emission control line, a scan driver supplying first to fourth scan signals respectively to first to fourth scan lines, and a data driver supplying a data signal to a data line. The first scan signal controls a timing at which a voltage of a first power source is supplied to the first node, the second scan signal controls a timing at which the second node and a gate electrode of the first transistor are connected to each other, and the third scan signal controls a timing at which a voltage of a second power source is supplied to the gate electrode of the first transistor. The second scan signal overlaps the first scan signal and the third scan signal.

公开(公告)号：US11335267B2

公开(公告)日：2022-05-17

申请号：US16904499

申请日：2020-06-17

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Jeon

IPC: G09G3/3258 ,  G09G3/3225 ,  G09G3/3266 ,  G09G3/3275

Abstract: An organic light emitting display device may include a display panel, a power supply, and a display driver. The display panel may comprise a plurality of scan lines, a plurality of data lines, and a plurality of pixels connected to the scan lines and to the data lines. The power supply may supply a first pixel voltage and a second pixel voltage to the pixels. The display driver may control the display panel. The display panel may display a first image in a first frame frequency during a first driving mode, and display a second image in a second frame frequency that is lower than the first frame frequency during a second driving mode, according to a control by the display driver.

公开(公告)号：US20220076617A1

公开(公告)日：2022-03-10

申请号：US17526086

申请日：2021-11-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Na Young KIM ,  Dong Hwi Kim ,  Jin Jeon

IPC: G09G3/32

Abstract: A display device includes: a pixel unit having a plurality of pixels; a timing controller supplying respective scan start signals to a plurality of scan drivers and an emission start signal to an emission driver, in response to synchronization signals supplied from the outside; the emission driver supplying an emission signal to emission control lines connected to the pixels based on the emission start signal; the scan drivers supplying scan signals to the scan lines connected to the pixels based on the scan start signal; and a data driver supplying a data signal to data lines connected to the pixels, and at least one of a frequency of the emission start signal and frequencies of the scan start signals may be a first frequency that is determined independently of a driving frequency when the driving frequency is less than or equal to a threshold value.

公开(公告)号：US11056043B2

公开(公告)日：2021-07-06

申请号：US16890319

申请日：2020-06-02

Applicant: Samsung Display Co., LTD.

Inventor： Kyong Hwan Oh ,  Ji Hyun Ka ,  Ki Myeong Eom ,  Hai Jung In ,  Jin Jeon ,  Won Kyu Kwak ,  Hyun Lee ,  Hwan Soo Jang ,  Jin Tae Jeong

IPC: G09G3/20 ,  G09G3/3266

Abstract: A display device includes pixels coupled to first scan lines, second scan lines, emission control lines, and data lines; a first scan driver to supply a scan signal to each of the first scan lines at a first frequency to drive the display device at a first driving frequency, and to supply the scan signal to each of the first scan lines at a second frequency to drive the display device at a second driving frequency lower than the first driving frequency; a second scan driver to supply a scan signal to each of the second scan lines at the first frequency to drive the display device at the first driving frequency, and to supply the scan signal to each of the second scan lines at the second frequency to drive the display device at the second driving frequency; an emission driver to supply an emission control signal to each of the emission control lines at the first frequency; and a data driver to supply a data signal to each of the data lines in response to the scan signal supplied to each of the first scan lines.

公开(公告)号：US20210057496A1

公开(公告)日：2021-02-25

申请号：US17094063

申请日：2020-11-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： INJUN BAE ,  Donghwi Kim ,  Chulho Kim ,  Jin Jeon

IPC: H01L27/32 ,  H01L51/52

Abstract: A display apparatus includes a substrate including a display area and a sensor area, the sensor area including an auxiliary display area and a transmitting area, first display elements arranged over the display area, second display elements arranged over the auxiliary display area, transmitting units arranged in the transmitting area and configured to transmit at least a portion of light incident on the transmitting units, and an optical layer including a mesh pattern covering at least the second display elements.

公开(公告)号：US10909917B2

公开(公告)日：2021-02-02

申请号：US15203644

申请日：2016-07-06

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Jeon

IPC: G09G3/3233 ,  H01L27/32

Abstract: An OLED display is disclosed. In one aspect, the display includes a scan line transmitting a scan signal, a data line crossing the scan line and transmitting a data voltage, and a driving voltage line crossing the scan line and configured to transmit a driving voltage. The display also includes a switching transistor electrically connected to the scan line and the data line. The display further includes a driving transistor and a compensation transistor. A driving gate electrode and a driving drain electrode are respectively connected to a compensation source electrode and a compensation drain electrode. The display also includes a light blocking layer at least partially covering the compensation transistor and an OLED electrically connected to the driving transistor.

公开(公告)号：US10861393B2

公开(公告)日：2020-12-08

申请号：US16039524

申请日：2018-07-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yong Jae Kim ,  Jin Jeon

IPC: G09G3/3266 ,  G09G3/3233 ,  G09G3/3275 ,  G09G3/3291

Abstract: In an organic light emitting display device which displays an image in a first mode or a second mode, the organic light emitting display device includes: a first scan driver which supplies a first scan signal having a first voltage to first scan lines; a second scan driver which supplies a second scan signal having a second voltage larger than the first voltage to second scan lines; and a pixel unit including pixels each coupled to a corresponding first scan line and a corresponding second scan line. When a first image displayed in the second mode is changed to a second image to be displayed in the second mode, the second image is displayed in the first mode during a predetermined portion of a period, in which the second image is displayed, and is displayed in the second mode during the remaining portion of the period.