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公开(公告)号：US11983343B2
公开(公告)日：2024-05-14
申请号：US18086010
申请日：2022-12-21
发明人： Hyung Bae Kim , Sang Kook Kim , Tae Joon Kim
CPC分类号： G06F3/0412 , G06F3/0446
摘要： A display device includes a substrate. A plurality of sensing electrodes is on the substrate. A first touch insulating layer is disposed above the plurality of sensing electrodes. A plurality of driving electrodes is disposed on an upper surface of the first touch insulating layer. The plurality of driving electrodes receives a touch driving signal. A touch driving circuit sensing a change amount of mutual capacitance is formed between the plurality of driving electrodes and the plurality of sensing electrodes by the plurality of sensing electrodes. The first touch insulating layer includes an organic material.
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公开(公告)号：US11907473B2
公开(公告)日：2024-02-20
申请号：US17833815
申请日：2022-06-06
发明人： Jae Hyun Park , Sang Kook Kim , Tae Joon Kim , Hyung Bae Kim , Ji Yeong Lee , Hyun Jae Lee
CPC分类号： G06F3/04166 , G06F3/044 , G06F3/04164 , G06F3/0418
摘要： A display device includes a display panel configured to display an image, a sensing panel configured to at least partially overlap the display panel and that includes a sensing area and a non-sensing area, a sensing panel controller configured to drive the sensing panel, a plurality of sensing electrodes disposed in the sensing area, and a plurality of sensing lines electrically connected to the plurality of sensing electrodes, respectively. The sensing panel controller is configured to apply the same sensing voltage to each of the plurality of sensing lines or to apply a reference voltage different from the sensing voltage to at least some sensing lines among the plurality of sensing lines.
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公开(公告)号：US20240045339A1
公开(公告)日：2024-02-08
申请号：US18200238
申请日：2023-05-22
发明人： Soon-Hwan So , Tae Joon Kim , Wonseon Yu , Bong_Yeon Kim , Sung-Woo Cho
CPC分类号： G03F7/70466 , G03F7/70508 , G03F7/091 , G03F7/0045 , G03F7/70791
摘要： A photomask includes a first light-transmitting portion including first and second main patterns spaced apart from each other in a first direction, a second light-transmitting portion having a light transmittance lower than a light transmittance of the first light-transmitting portion and including a first auxiliary pattern disposed between the first and second main patterns and extending in a second direction crossing the first direction, a second auxiliary pattern spaced apart from the first auxiliary pattern in the first direction with the first main pattern interposed therebetween and surrounding the first main pattern, and a third auxiliary pattern spaced apart from the first auxiliary pattern in the first direction with the second main pattern interposed therebetween and surrounding the second main pattern, and a light shielding portion surrounding the first and second light-transmitting portions.
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公开(公告)号：US10747345B2
公开(公告)日：2020-08-18
申请号：US15352355
申请日：2016-11-15
发明人： Jun Young Ko , Dong Gun Park , Jin Oh Kwag , Young Sik Kim , Tae Joon Kim
摘要： A display device includes a display panel and a first sensor configured to sense a position of a touch of a user and a second sensor configured to sense a pressure of the touch. The first sensor and the second sensor may be provided inside or surrounding an area of the display panel. The second sensor includes a first conductor, a second conductor spaced apart from the first conductor, and configured to form capacitance with the first conductor, and one or more variable resistance elements connected with the first conductor.
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公开(公告)号：US10115337B2
公开(公告)日：2018-10-30
申请号：US14963528
申请日：2015-12-09
发明人： Tae Joon Kim , Sung Eun Kim , Min Jong Hong
IPC分类号： G09G3/3258 , G09G3/3225
摘要： A display device includes a plurality of signal lines formed in a display area, a pixel array connected to the plurality of signal lines and including a plurality of pixels arranged in a matrix, a scan driving circuit and a data driving circuit formed in a non-display area and electrically connected to the plurality of signal lines, and a dummy pattern formed in the non-display area in a position adjacent to the pixel array along an outer boundary of the pixel array. The dummy pattern is formed to be parallel to a first pixel in a position spaced apart from the first pixel located at an edge of the pixel array in the non-display area by a predetermined distance.
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6.发明授权公开(公告)号：US11985865B2
公开(公告)日：2024-05-14
申请号：US17332933
申请日：2021-05-27
发明人： Byoung Kwon Choo , Seung Bae Kang , Bong Gu Kang , Tae Joon Kim , Jeong Min Park , Joon-Hwa Bae , Hee Sung Yang , Woo Jin Cho
CPC分类号： H10K59/123 , H10K50/84 , H10K50/865 , H10K59/38 , H10K59/40 , H10K71/00 , H10K59/1201
摘要： A display device according to an embodiment includes: a substrate; a transistor that is disposed on the substrate; a light emitting diode that is disposed on the substrate, and connected to the transistor; and a passivation layer that is disposed between the transistor and the light emitting diode, wherein a surface step of the passivation layer is within a range of and including 1 nm to 30 nm.
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公开(公告)号：US11886671B2
公开(公告)日：2024-01-30
申请号：US17807166
申请日：2022-06-16
发明人： Hyung Bae Kim , Min Hong Kim , Sang Kook Kim , Tae Joon Kim , Jae Hyun Park , Ji Yeong Lee , Hyun Wook Cho
CPC分类号： G06F3/0443 , G06F3/0446 , G06F3/04164
摘要： A touch sensor includes first touch cells disposed in a first touch sensing area, the first touch cells each including a first touch pattern and a first dummy pattern, and second touch cells disposed in a second touch sensing area, the second touch cells each including a second touch pattern and a second dummy pattern. An area of a first dummy pattern area in which the first dummy pattern is disposed is greater than an area of a second dummy pattern area in which the second dummy pattern is disposed.
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公开(公告)号：US20230410702A1
公开(公告)日：2023-12-21
申请号：US18239725
申请日：2023-08-29
发明人： Jun Young KO , Tae Joon Kim , Eun Sol Seo , Yu Jin Sin , Jun Seong Lee , Jae Woo Choi
IPC分类号： G09G3/00 , G06F3/041 , G09G3/3233
CPC分类号： G09G3/006 , G06F3/0412 , G09G3/3233 , G09G2330/10 , G09G2330/021 , G06F3/0416 , G09G2300/0819 , G06F3/0446
摘要： An apparatus for inspecting a display device including a touch sensor may include: a power source generator configured to generate a pixel voltage of the display device; and a variable impedance circuit electrically connected to an output terminal of the power source generator, wherein the variable impedance circuit may include: a variable resistance circuit electrically connected to the power source generator and an output terminal of the variable impedance circuit, and including resistors connected in parallel with each other; and a variable capacitor circuit electrically connected to the power source generator and a ground voltage source.
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公开(公告)号：US11662848B2
公开(公告)日：2023-05-30
申请号：US17466405
申请日：2021-09-03
发明人： Bo Geun Yuk , Jun Seong Lee , Min Hong Kim , Tae Joon Kim , Eung Kwan Lee
CPC分类号： G06F3/0412 , G06F3/0446 , G06F3/04184 , G06F2203/04111
摘要： A display device includes a display unit comprising a plurality of pixels. A touch sensing unit is disposed on the display unit and comprises a plurality of driving electrodes and a plurality of sensing electrodes. A touch driver supplies a touch driving signal to the driving electrodes through a plurality of driving lines and receives a touch sensing signal from the sensing electrodes through a plurality of sensing lines. During a first horizontal period of one frame period, the touch driver supplies a touch driving signal having a first pulse width to a first partial portion of the driving lines and supplies a touch driving signal having a second pulse width smaller than the first pulse width to a second partial portion of the driving lines that is different from the first partial portion of the driving lines.
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公开(公告)号：US20230093856A1
公开(公告)日：2023-03-30
申请号：US17807672
申请日：2022-06-17
发明人： Hyung Bae Kim , Sang Kook Kim , Tae Joon Kim , Hyun Jae Lee
IPC分类号： G06F3/044
摘要： A touch sensing unit includes a first electrode including a plurality of first main patterns arranged in a first direction and a first outer pattern arranged on one sides of the plurality of first main patterns, a second electrode including a plurality of second main patterns arranged in a second direction intersecting the first direction and a second outer pattern arranged on one sides of the plurality of second main patterns, a first compensation pattern extending along an edge of the first outer pattern, and a first signal wire connected to at least one of the first outer pattern and the first compensation pattern. The first compensation pattern includes a first compensation connection part protruding toward the first outer pattern and connected to the first outer pattern.
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