公开(公告)号：US20240127748A1

公开(公告)日：2024-04-18

申请号：US18486014

申请日：2023-10-12

Applicant: Samsung Display Co., LTD.

Inventor： Hyuk KIM ,  Jong Hee KIM ,  Doo Young LEE ,  Chang Soo LEE ,  Sang Uk LIM ,  Bo Yong CHUNG

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2310/0267 ,  G09G2310/0275 ,  G09G2320/043

Abstract: A display device includes a scan driver to supply scan signals to first and second scan lines, a data driver to supply a data signal to data lines, a sensor connected to sensing lines, and pixels including a light-emitting element, a driving transistor to control an amount of current supplied to the light-emitting element in response to a voltage of a first node, a switching transistor between a j-th data line and the first node, and including a gate electrode coupled to an i-th first scan line, and a sensing transistor coupled between a second node, which is between the light-emitting element and the driving transistor, and a k-th sensing line, and including a gate electrode coupled to an i-th second scan line, and wherein the sensor is to sense deterioration information of the light-emitting element in a state in which the switching and sensing transistors are turned on.

公开(公告)号：US20240431161A1

公开(公告)日：2024-12-26

申请号：US18398191

申请日：2023-12-28

Applicant: Samsung Display Co., Ltd.

Inventor： Jong In KIM ,  Hyun Seong KANG ,  Yoo Mi RA ,  Seung Sok SON ,  Kap Soo YOON ,  Keum Hee LEE ,  Doo Young LEE ,  Seong Young LEE ,  Woo Geun LEE ,  Ji Yun HONG

IPC: H10K59/131 ,  G09G3/3233 ,  H10K59/121

Abstract: A display device is provided. The display device comprises a first voltage line, a data line, a first capacitor electrode, a buffer layer disposed on the first voltage line, a second capacitor electrode disposed on the first capacitor electrode to overlap the first capacitor electrode in a plan view, a first transistor disposed on the buffer layer and connected to the data line, an interlayer insulating layer disposed on the second capacitor electrode, and a first connection pattern disposed on the interlayer insulating layer and connected to the second capacitor electrode and the first transistor, wherein the first connection pattern is connected to the second capacitor electrode through a contact hole formed through the interlayer insulating layer and connected to the first transistor through a contact hole formed through the interlayer insulating layer, and the first capacitor electrode overlaps the first connection pattern.

公开(公告)号：US20240087503A1

公开(公告)日：2024-03-14

申请号：US18199786

申请日：2023-05-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sang Uk LIM ,  Hyuk KIM ,  Doo Young LEE ,  Bo Yong CHUNG

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2300/0842 ,  G09G2310/0275 ,  G09G2310/08

Abstract: A display device includes pixels each including a driving transistor and a light-emitting element, a sensing unit which generates a digital data by receiving a sensing voltage corresponding to a characteristic of a driving transistor from a predetermined pixel among the pixels during a sensing period, and generates sensing data using the digital data, and a timing controller which receives input data from an outside, corrects the input data using the sensing data and generates output data, and the sensing unit generates one sensing data using two or more digital data corresponding to the predetermined pixel.