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1. 发明申请

US20230017548A1 STAGE AND SCAN DRIVER INCLUDING THE SAME 有权
公开(公告)号：US20230017548A1
公开(公告)日：2023-01-19
申请号：US17946035
申请日：2022-09-16
申请人： Samsung Display Co., Ltd.
发明人： Soo Hee OH , Chul Kyu Kang , Dong Sun Lee , Sang Moo Choi
IPC分类号： G09G3/3266 , G06F1/08 , G09G3/3291
摘要： A stage and a scan driver including the same for supplying a scan signal using a stage formed of P-type transistors to prevent output of an unwanted noise in a period where the scan signal is not supplied.

2. 发明授权

US11195896B2 Organic light emitting diode display device and manufacturing method thereof 有权
公开(公告)号：US11195896B2
公开(公告)日：2021-12-07
申请号：US16433182
申请日：2019-06-06
申请人： SAMSUNG DISPLAY CO., LTD.
发明人： Sung Hwan Kim , Won Kyu Kwak , Sang Moo Choi , Ji-Hyun Ka , Chul Kyu Kang , Dong Wook Kim , Won Se Lee
IPC分类号： H01L27/32 , H01L27/12 , H01L51/56
摘要： An organic light emitting diode display includes a substrate, a semiconductor layer on the substrate, the semiconductor layer including a doped area and an undoped area, a first insulation layer that covers the semiconductor layer, a first conductor on the first insulation layer, a second insulation layer that covers the first conductor, a second conductor on the second insulation layer, a third insulation layer that covers the second conductor, and a third conductor on the third insulation layer, wherein, in the semiconductor layer that overlaps the first conductor, the doped area is between undoped areas.

3. 发明授权

US10886359B2 Organic light emitting display device including an organic light emitting diode connected to connection electrodes 有权
公开(公告)号：US10886359B2
公开(公告)日：2021-01-05
申请号：US16813588
申请日：2020-03-09
申请人： Samsung Display Co., Ltd.
发明人： Sang Moo Choi , Mi Hae Kim , Sang Won Seok , Hwan Soo Jang , Su Jin Lee
IPC分类号： H01L27/32 , H01L51/52 , G09G3/3258 , G09G3/3266 , G09G3/3291 , G09G3/3233
摘要： An organic light emitting display device includes a substrate having a display area and a peripheral area; a pad disposed on the substrate in the peripheral area; a first conductive pattern disposed on one side of the display area in the peripheral area and electrically connected to the pad; a second conductive pattern disposed on the substrate in the peripheral area and disposed on an opposite side of the first conductive pattern; a first connection electrode disposed on the first conductive pattern in the peripheral area and electrically connected to the first conductive pattern; and a second connection electrode disposed on the second conductive pattern in the peripheral area and electrically connected to the second conductive pattern. A cathode electrode of a light emitting diode is disposed on the first and second connection electrodes and electrically connected to the first and second connection electrodes.

4. 发明授权

US10424629B2 Display device 有权
公开(公告)号：US10424629B2
公开(公告)日：2019-09-24
申请号：US15868973
申请日：2018-01-11
申请人： Samsung Display Co., Ltd.
发明人： Sang Moo Choi , Won Kyu Kwak , Dong Wook Kim
IPC分类号： G06F3/041 , H01L27/32 , H01L51/52 , G09G3/3258 , G06F3/044 , G09G3/3233
摘要： A display device includes: a substrate: a first electrode and a second electrode disposed on the substrate and facing each other; an emission layer disposed between the first electrode and the second electrode; a common voltage line disposed on the substrate and connected to the second electrode to transmit a common voltage; a thin film encapsulation layer covering the second electrode; auxiliary wiring disposed on the thin film encapsulation layer and connected to the common voltage line; a covering layer covering the auxiliary wiring; and a touch panel disposed on the covering layer. Thus, a voltage drop of the common voltage ELVSS may be minimized, and the luminance uniformity may be improved.

5. 发明授权

US11195469B2 Stage for a display device and scan driver having the same 有权
公开(公告)号：US11195469B2
公开(公告)日：2021-12-07
申请号：US16708344
申请日：2019-12-09
申请人： Samsung Display Co., Ltd.
发明人： Chul Kyu Kang , Sung Hwan Kim , Soo Hee Oh , Dong Sun Lee , Sang Moo Choi
IPC分类号： G09G3/30 , G09G3/36 , G09G3/3266 , G09G3/3291 , G09G3/3233
摘要： A stage of a scan driver for a display device, the stage includes: an output unit to output to an output terminal either a signal supplied to a first clock terminal corresponding to voltage of a first driving node or a voltage of a second power source corresponding to voltage of a second driving node; an input unit to control the voltage of the first driving node corresponding to signals supplied to a first input terminal, and the input unit to control the voltage of the second driving node corresponding to signals supplied to a second input terminal and a second clock terminal; a first signal processor including a second capacitor coupled between the second driving node and a second node, the first signal processor to control the voltage of the second driving node corresponding to signals supplied to a third clock terminal and a fourth clock terminal, the first signal processor to control a potential difference between both ends of the second capacitor corresponding to the signal supplied to the fourth clock terminal; and a second signal processor to control the voltage of the first driving node corresponding to the signal supplied to the first clock terminal.

6. 发明授权

US08922465B2 Organic electro luminescence display 有权
标题翻译：有机电致发光显示
公开(公告)号：US08922465B2
公开(公告)日：2014-12-30
申请号：US13666374
申请日：2012-11-01
申请人： Samsung Display Co., Ltd.
发明人： Sang Moo Choi , JinKoo Chung , Junho Choi , Seong-Min Kim
IPC分类号： G09G3/30
CPC分类号： H01L51/5234 , H01L27/3276 , H01L51/5225
摘要： An organic electro luminescence display is disclosed. In one embodiment, the display includes a substrate, an organic light emitting diode disposed on the substrate and including a pixel electrode, an organic light emitting layer, and a common electrode, a scan interconnection disposed on the substrate and providing a scan signal to the organic light emitting diode. The display may further include a data interconnection disposed on the substrate and providing a data signal to the organic light emitting diode, and a power interconnection disposed on the substrate and providing a power to the organic light emitting diode. The common electrode has an opening which overlaps with at least a portion of the scan interconnection, the data interconnection, and the power interconnection.
摘要翻译：公开了一种有机电致发光显示器。在一个实施例中，显示器包括衬底，设置在衬底上的有机发光二极管，包括像素电极，有机发光层和公共电极，布置在衬底上的扫描互连件，并向扫描信号提供扫描信号有机发光二极管。显示器还可以包括设置在基板上并且向有机发光二极管提供数据信号的数据互连以及布置在基板上并且向有机发光二极管提供电力的电力互连。公共电极具有与扫描互连，数据互连和电力互连的至少一部分重叠的开口。

7. 发明授权

US11436979B2 Pixel circuit in which a driving transistor is allowed to be on-biased to prevent unintended emission 有权
公开(公告)号：US11436979B2
公开(公告)日：2022-09-06
申请号：US16505708
申请日：2019-07-09
申请人： Samsung Display Co., Ltd.
发明人： Sung Hwan Kim , Sang Moo Choi , Dae Hyun Kim , Soo Hee Oh , Dong Sun Lee
IPC分类号： G09G3/3266
摘要： A pixel circuit includes: an organic light emitting diode (OLED); a first transistor having first and second electrodes and a first gate electrode; a second transistor connected between a data line and the first electrode, controlled by a first scan line; a third transistor connected between the second electrode and the a electrode of the first transistor, controlled by the first scan line; a fourth transistor connected between the first gate electrode and a first initialization voltage line, controlled by a second scan line; a fifth transistor connected between a power line and first electrode, controlled by a first emission line; a sixth transistor connected between the second electrode and the OLED and controlled by a second emission line; and a storage capacitor connected between the first gate electrode and the power line, wherein the first emission line and the second emission line are located at different nodes.

8. 发明授权

US10885842B2 Display device and a method of driving the same 有权
公开(公告)号：US10885842B2
公开(公告)日：2021-01-05
申请号：US16513627
申请日：2019-07-16
申请人： Samsung Display Co., Ltd.
发明人： Chul Kyu Kang , Sang Moo Choi , Dongsun Lee
IPC分类号： G09G3/32 , G09G3/325 , G09G3/3266
摘要： A display device includes: a display panel including: a scan line, a data line, and an emission control line; a pixel including: a plurality of transistors connected to the scan line, the data line and the emission control line; and an organic light-emitting diode driven by the plurality of transistors, and a scan driver configured to: in response to an image mode being a moving image mode, generate a first mode scan signal having a turning-on voltage of a transistor for a plurality of horizontal periods; and in response to the image mode being a static image mode, generate a second mode scan signal having the turning-on voltage for a single horizontal period.

9. 发明授权

US10804350B2 Organic light-emitting display device 有权
公开(公告)号：US10804350B2
公开(公告)日：2020-10-13
申请号：US15955626
申请日：2018-04-17
申请人： Samsung Display Co., Ltd.
发明人： Sang Moo Choi , Seung Kyu Lee
IPC分类号： G09G3/3233 , H01L27/32 , H01L51/52 , G09G3/3266
摘要： An organic light-emitting display device including: pixels disposed on each of horizontal lines, each of the pixels includes an organic light-emitting diode, and an auxiliary transistor coupled between an anode electrode of the organic light-emitting diode and an auxiliary power source; and at least one reference transistor disposed on each of the horizontal lines and coupled between a reference power source and at least one of the pixels. The auxiliary transistor and the reference transistor may be simultaneously turned on.

10. 发明授权

US10796642B2 Display device 有权
公开(公告)号：US10796642B2
公开(公告)日：2020-10-06
申请号：US15864914
申请日：2018-01-08
申请人： Samsung Display Co., Ltd.
发明人： Sang Moo Choi , Min Woo Byun , Chae Han Hyun , Min Kyu Woo , Jae Du Noh , Jae Sic Lee , Seung Yeon Cho
IPC分类号： G09G3/3266 , G09G3/3233
摘要： A display device includes first pixels in a first pixel area, a first scan driver configured to supply first scan signals to first scan lines, second pixels in a second pixel area, a second scan driver configured to supply second scan signals to second scan lines, third pixels in a third pixel area, a third scan driver configured to supply third scan signals to third scan lines, and a timing controller configured to supply a first start signal to the first scan driver, a second start signal to the second scan driver, and a third start signal to the third scan driver, wherein an order in which the first, second, and third start signal are supplied in a first mode, and an order in which the first, second, and third start signal are supplied in a second mode that is different from the first mode, are different from each other.

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