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公开(公告)号：US20200176544A1
公开(公告)日：2020-06-04
申请号：US16780729
申请日：2020-02-03
发明人： Han Sung BAE , Se Ho KIM , Sun Ja KWON , Dong Wook KIM , Jun Yong AN , Sang Moo CHOI , Jun Won CHOI
IPC分类号： H01L27/32 , H01L51/00 , G09G3/3225 , G09G3/3233 , H01L27/12
摘要： A display device, includes: a display area including an upper side, a lower side, a left side, a right side, and inclined corner portions where the upper, lower, left, and right sides meet; a demultiplexing circuit unit adjacent to the lower side of the display area and the corner portion connected thereto; and a scan transmission line which extends toward the display area from an outer side of the left side and overlaps with the demultiplexing circuit unit outside the corner portion, wherein the demultiplexing circuit unit includes a demultiplexer transistor, and the scan transmission line is formed of a different conductive layer from an electrode of a demultiplexer transistor.
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公开(公告)号：US20190392769A1
公开(公告)日：2019-12-26
申请号：US16450719
申请日：2019-06-24
发明人： Dong Sun LEE , Sang Moo CHOI , Chul Kyu KANG , Soo Hee OH
IPC分类号： G09G3/3291 , G09G3/3266 , G09G3/20
摘要： An organic light emitting display device includes: a pixel unit including a plurality of pixels; a scan driver for sequentially supplying a scan signal to the pixels through scan lines, wherein the scan signal includes k (k is a natural number) bias pulses for applying a bias voltage and one write pulse for applying a data voltage; a data corrector for correcting a first grayscale value that is a grayscale value of a (j, i) pixel (i and j are natural numbers) among the pixels, based on a difference between the first grayscale value and a second grayscale value that is a grayscale value of a (j+2k, i) pixel among the pixels; and a data driver for supplying a data voltage corresponding to each of the grayscale values to the pixel unit through a plurality of data lines.
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公开(公告)号：US20190172888A1
公开(公告)日：2019-06-06
申请号：US16034180
申请日：2018-07-12
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 , G09G3/3266 , G09G3/3291 , G09G3/3258
摘要： The organic light emitting display device includes a substrate having a display area in which a plurality of pixels including an organic light emitting diode is arranged and a peripheral area surrounding the display 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 with the display area interposed between the first conductive pattern and the second 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, wherein a cathode electrode of the organic light emitting diode is disposed on the first connection electrode and the second connection electrode and electrically connected to the first connection electrode and the second connection electrode.
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4.发明公开公开(公告)号：US20230276670A1
公开(公告)日：2023-08-31
申请号：US18143410
申请日：2023-05-04
发明人： Sang Moo CHOI , Mi Hae KIM , Sang Won SEOK , Hwan Soo JANG , Su Jin LEE
IPC分类号： H10K59/131 , G09G3/3258 , H10K50/818 , H10K50/828 , H10K59/122 , H10K59/124
CPC分类号： H10K59/131 , G09G3/3258 , H10K50/818 , H10K50/828 , H10K59/122 , H10K59/124 , G09G3/3266
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.
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公开(公告)号：US20230022857A1
公开(公告)日：2023-01-26
申请号：US17938031
申请日：2022-10-04
发明人： Chul Kyu KANG , Sung Hwan KIM , Soo Hee OH , Dong Sun LEE , Sang Moo CHOI
IPC分类号： G09G3/32
摘要： A scan driver includes: a first transistor having a first electrode coupled to an output scan line, a second electrode coupled to a first power line, and a gate electrode coupled to a first node; a second transistor having a first electrode coupled to a first clock line, a second electrode coupled to the output scan line, and a gate electrode coupled to a second node; a third transistor having a first electrode coupled to the first node, a second electrode coupled to a first input scan line, and a gate electrode coupled to a second clock line; and a fourth transistor having a first electrode coupled to the second node and a second electrode and a gate electrode, which are coupled to a second input scan line, wherein the first input scan line and the second input scan line are different from each other.
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公开(公告)号：US20200152127A1
公开(公告)日：2020-05-14
申请号：US16681265
申请日：2019-11-12
发明人： Chul Kyu KANG , Dae Hyun KIM , Sung Hwan KIM , Soo Hee OH , Dong Sun LEE , Sang Moo CHOI
IPC分类号： G09G3/3258
摘要： Provided herein may be a stage and an emission control driver having the same. The stage may include an output unit configured to supply a voltage of a first or second power supply to a first output terminal depending on voltages of first and second nodes, an input unit configured to control the voltages of the second node and a third node, a first signal processing unit configured to control the voltage of the first node, and supply a voltage corresponding to the first node to a second output terminal, a second signal processing unit including a second capacitor coupled between the third node and a fifth node, the second signal processing unit being configured to control the voltage of the first node, and control a potential difference between opposite terminals of the second capacitor, and a third signal processing unit configured to control the voltage of the second node.
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公开(公告)号：US20180286937A1
公开(公告)日：2018-10-04
申请号：US15868973
申请日：2018-01-11
发明人： Sang Moo CHOI , Won Kyu KWAK , Dong Wook KIM
CPC分类号： H01L27/3276 , G06F3/0412 , G06F3/044 , G09G3/3233 , G09G3/3258 , G09G2300/0819 , G09G2300/0842 , G09G2320/0233 , H01L27/323 , H01L27/3246 , H01L51/5228 , H01L51/5253 , H01L51/5256
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.
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8.发明申请公开(公告)号：US20200212161A1
公开(公告)日：2020-07-02
申请号：US16813588
申请日：2020-03-09
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
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.
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公开(公告)号：US20200168160A1
公开(公告)日：2020-05-28
申请号：US16570476
申请日：2019-09-13
发明人： Soo Hee OH , Chul Kyu KANG , Dong Sun LEE , Sang Moo CHOI
IPC分类号： G09G3/3266 , G09G3/3291 , G06F1/08
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.
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公开(公告)号：US20190386079A1
公开(公告)日：2019-12-19
申请号：US16220670
申请日：2018-12-14
发明人： Chul Kyu KANG , Won Kyu KWAK , Sang Moo CHOI
IPC分类号： H01L27/32
摘要： A pixel and a display device having the pixel, the pixel including: a light emitting element; a first transistor configured to control, in response to a voltage of a first node coupled to a gate electrode thereof, current to be supplied from a first power supply coupled with a first electrode thereof to a second power supply via the light emitting element; a storage capacitor coupled between the first node and the first power supply; a second transistor coupled between a data line and the first transistor; an initialization transistor coupled between the light emitting element and an initialization power supply to transmit a voltage of the initialization power supply the light emitting element; and a dummy transistor coupled between the light emitting element and the initialization power supply, and including a first electrode and a second electrode that are coupled with each other.
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