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公开(公告)号：US09780331B2
公开(公告)日：2017-10-03
申请号：US14939837
申请日：2015-11-12
Applicant: Samsung Display Co., Ltd.
Inventor： Seung-Kyu Lee , Chae Han Hyun , Mi Hae Kim , Myeong Hee Seo , Ki Myeong Eom , Ji-Eun Lee
IPC: H01L27/32 , H01L51/52 , G09G3/3233
CPC classification number: H01L51/5253 , G09G3/3233 , G09G2300/0819 , G09G2300/0842 , G09G2300/0861 , G09G2320/045 , H01L27/3262 , H01L27/3265 , H01L27/3276
Abstract: An organic light-emitting diode display is disclosed. In one aspect, the display includes a scan line formed over a substrate, a data line formed over the substrate, and a driving voltage line configured to receive a driving voltage. The data line and driving voltage line cross the scan line and are electrically insulated from the scan line. A switching transistor is electrically connected to the scan line and the data line and includes a switching drain electrode. A driving transistor includes a driving source electrode electrically connected to the switching drain electrode and a driving gate electrode including a first storage electrode. A storage line includes a second storage electrode overlapping the first storage electrode. An OLED is electrically connected to the driving transistor, the second storage electrode including an extension at least partially overlapping the data line.
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公开(公告)号：US20140104328A1
公开(公告)日：2014-04-17
申请号：US14054616
申请日：2013-10-15
Applicant: Samsung Display Co., Ltd.
Inventor： Mi Hae Kim , Ki Myeong Eom
IPC: G09G3/32
CPC classification number: G09G3/3225 , G09G3/3233 , G09G2300/0819 , G09G2300/0842 , G09G2300/0861 , G09G2310/067 , G09G2320/0233
Abstract: An organic light emitting diode (OLED) display device is disclosed. In one aspect, the OLED display device includes a driver that receives image data and generates a data signal and a scan signal corresponding to the image data, and an organic light emitting display panel that receives the data signal and the scan signal and displays an image corresponding to the image data, wherein the scan signal includes a scan-on period and a scan-off period, and when gray scales of the image data increase, the length of the scan-on period increases.
Abstract translation: 公开了一种有机发光二极管（OLED）显示装置。 在一个方面，OLED显示装置包括接收图像数据并产生对应于图像数据的数据信号和扫描信号的驱动器，以及接收数据信号和扫描信号并显示图像的有机发光显示面板 对应于图像数据，其中扫描信号包括扫描期间和扫描期间，并且当图像数据的灰度级增加时，扫描期间的长度增加。
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公开(公告)号：US12183227B2
公开(公告)日：2024-12-31
申请号：US18192781
申请日：2023-03-30
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Kwang Sae Lee , Won Kyu Kwak , Ki Myeong Eom
IPC: G09G3/00 , G06F1/16 , G09G3/3291
Abstract: A display device includes a display area configured to include a plurality of pixels and a plurality of data lines connected to the pixels. A hole area is disposed within the display area. A hole crack detection line is disposed adjacent to the hole area and surrounds the hole area. The device includes first and second detection lines which include first and second detection transfer lines and first and second detection receiving lines, respectively. A test controller electrically connects the first detection receiving line to a first data line and the second detection receiving line to a second data line. Pixels connected to the first data line that is connected to a first bright-line transistor and pixels connected to the second data line that is connected to a second bright-line transistor are configured to emit light when a crack occurs in the hole crack detection line.
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公开(公告)号：US11928994B2
公开(公告)日：2024-03-12
申请号：US16972918
申请日：2019-06-04
Applicant: Samsung Display Co., LTD.
Inventor： Kwang Sae Lee , Ji-Hyun Ka , Won Kyu Kwak , Hwa Young Song , Ki Myeong Eom
CPC classification number: G09G3/006 , G09G3/20 , G09G2310/0275 , G09G2330/12
Abstract: A display device includes a substrate including a display area and a non-display area disposed near the display area, a plurality of pixels disposed in the display area, a plurality of signal lines disposed on the substrate and connected to the pixels, and a pad portion disposed in the non-display area and including a plurality of pads. The signal lines include a first crack detecting line connected to a first test voltage pad and a first pad at a first node, connected to a second pad at a second node, and extending around the non-display area between the first node and the second node, as well as a first data line including a first end connected to a first transistor connected to the first crack detecting line at the second node, and a second end connected to corresponding pixels from among the plurality of pixels.
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公开(公告)号：US11751443B2
公开(公告)日：2023-09-05
申请号：US16689860
申请日：2019-11-20
Applicant: Samsung Display Co., Ltd.
Inventor： Ji-Hyun Ka , Tae Geun Kim , Ki Myeong Eom
IPC: H10K59/131 , G09G3/3225 , H10K59/121 , H01L27/12
CPC classification number: H10K59/131 , G09G3/3225 , H10K59/1213 , H10K59/1216 , G09G2300/0426 , G09G2300/08 , G09G2320/0209 , H01L27/1214
Abstract: An exemplary embodiment provides an organic light emitting diode display including a substrate, a bridge electrode disposed on the substrate, a buffer layer which covers the bridge electrode, a semiconductor layer disposed on the buffer layer, a first gate insulating layer which covers the semiconductor layer in a plan view, a first gate conductor disposed on the first gate insulating layer and which includes a first gate electrode, a second gate insulating layer which covers the first gate conductor, a second gate conductor disposed on the second gate insulating layer, an interlayer-insulating layer which covers the second gate conductor, and a data line disposed on the interlayer-insulating layer. The first gate electrode is directly connected to the bridge electrode, the semiconductor layer is electrically connected to the bridge electrode, and a capacitance exists between the data line and the bridge electrode.
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Patent Agency Ranking
公开(公告)号：US11657761B2
公开(公告)日：2023-05-23
申请号：US17021935
申请日：2020-09-15
Applicant: Samsung Display Co., Ltd.
Inventor： Hai-Jung In , Ji-Hyun Ka , Won Kyu Kwak , Ki Myeong Eom , Kyonghwan Oh
IPC: G09G3/3258 , G09G3/3275 , G09G3/3266 , G09G3/3233
CPC classification number: G09G3/3258 , G09G3/3266 , G09G3/3275 , G09G3/3233 , G09G2300/0426 , G09G2300/0809 , G09G2300/0819 , G09G2300/0842 , G09G2300/0861 , G09G2310/0297 , G09G2320/0233 , G09G2320/0238 , G09G2320/0257 , G09G2320/103 , G09G2330/02
Abstract: A display panel of an organic light emitting diode (OLED) display device having a display region includes a plurality of first pixels located at an upper half of the display region, a plurality of second pixels located at a lower half of the display region, a plurality of first data lines extending in a first direction, and coupled to the plurality of first pixels, a plurality of second data lines extending in the first direction, disposed alternately with the plurality of first data lines along a second direction crossing the first direction, and coupled to the plurality of second pixels, and a demultiplexing circuit configured to selectively couple a plurality of data channels of a data driver of the OLED display device to the plurality of first data lines or the plurality of second data lines.
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公开(公告)号：US11645959B2
公开(公告)日：2023-05-09
申请号：US17570610
申请日：2022-01-07
Applicant: Samsung Display Co., Ltd.
Inventor： Kwang Sae Lee , Won Kyu Kwak , Ji-Hyun Ka , Gyeong Nam Bang , Ki Myeong Eom
CPC classification number: G09G3/006 , G01R31/2632 , G01R31/2837 , H01L27/3276 , H01L51/0097 , G09G2380/02
Abstract: An exemplary embodiment of the present inventive concept provides a display device including: a display area where an image is displayed; a peripheral area disposed outside the display area; a hole area disposed within the display area; a hole crack detection line disposed adjacent to the hole area to surround the hole area and having a first end and a second end that is separated from the first end; a first detection line extending from the peripheral area and connected to the hole crack detection line to constitute a first closed circuit; a second detection line extending from the peripheral area and connected to the hole crack detection line to constitute a second closed circuit; and a circuit portion connected to the first detection line and the second detection line.
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公开(公告)号：US11605324B2
公开(公告)日：2023-03-14
申请号：US17365952
申请日：2021-07-01
Applicant: Samsung Display Co., Ltd.
Inventor： Kwang Sae Lee , Won Kyu Kwak , Ki Myeong Eom
Abstract: A display device according to exemplary embodiments includes: a display panel including: a first opening and a second opening and displaying an image; a first crack sensing line disposed around the first opening; and a second crack sensing line disposed around the second opening, wherein a crack around the first opening is sensed by disconnection of the first crack sensing line, and a crack around the second opening is sensed by disconnection of the second crack sensing line.
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公开(公告)号：US11217149B2
公开(公告)日：2022-01-04
申请号：US16897436
申请日：2020-06-10
Applicant: Samsung Display Co., Ltd.
Inventor： Hai Jung In , Ki Myeong Eom , Kyong Hwan Oh
IPC: G09G3/20
Abstract: A display device including pixels connected to first scan lines, second scan lines, third scan lines, emission control lines, and data lines, a first scan driver for supplying a first scan signal to each of the first scan lines in a first period, a second scan driver for supplying a second scan signal to each of the second scan lines in the first period, a third scan driver for supplying a third scan signal to each of the third scan lines in the first period and a second period, an emission driver for supplying an emission control signal to the emission control lines in the first period and the second period, and a data driver for supplying a data signal to the data lines in the first period, in which a width of the second scan signal is greater than that of the first scan signal.
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公开(公告)号：US11069269B2
公开(公告)日：2021-07-20
申请号：US16751101
申请日：2020-01-23
Applicant: Samsung Display Co., Ltd.
Inventor： Kwang Sae Lee , Won Kyu Kwak , Ki Myeong Eom
Abstract: A display device according to exemplary embodiments includes: a display panel including: a first opening and a second opening and displaying an image; a first crack sensing line disposed around the first opening; and a second crack sensing line disposed around the second opening, wherein a crack around the first opening is sensed by disconnection of the first crack sensing line, and a crack around the second opening is sensed by disconnection of the second crack sensing line.
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