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公开(公告)号：US20250093987A1
公开(公告)日：2025-03-20
申请号：US18966114
申请日：2024-12-02
Applicant: LG Display Co., Ltd.
Inventor： Hwi Deuk Lee , Yang Sik Lee , Yong Chan Park , Hyoung Su Kim , Sung Su Han
Abstract: A transparent touch display apparatus including a device substrate, a touch electrode and a routing line. The device substrate may include an emission area and a transmission area. The touch electrode may be disposed on the transmission area of the device substrate. The routing line may be disposed outside the emission area and the transmission area of the device substrate. A transmittance of the touch electrode may be higher than a transmittance of the routing line. Thus, in the transparent touch display apparatus, the reliability of the touch detection may be improved.
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公开(公告)号：US10444924B2
公开(公告)日：2019-10-15
申请号：US16134870
申请日：2018-09-18
Applicant: LG Display Co., Ltd.
Inventor： Ju Han Kim , Yong Chan Park , Jin Seong Kim , Seung Kyeom Kim
IPC: G06F3/044 , G06F3/041 , G02F1/1333 , G02F1/1343 , G02F1/1362 , G02F1/1368 , G09G3/36
Abstract: Disclosed is a touch sensitive display apparatus which decreases a load of each of a plurality of touch electrodes and reduces a load deviation between the plurality of touch electrodes, thereby enhancing image quality. The touch sensitive display apparatus comprises a touch sensitive panel. The touch panel comprises a plurality of touch electrodes comprising at least a first touch electrode. The first touch electrode comprises a plurality of first touch electrode lines that are parallel to each other. A first touch signal line is connected to the plurality of first touch electrode lines of the first touch electrode, and the first touch electrode is driven for image display and touch sensing via the first touch signal line. A first connecting line is in a different layer than the first touch electrode lines, and the first connecting line is connected to the plurality of first touch electrode lines.
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公开(公告)号：US09766764B2
公开(公告)日：2017-09-19
申请号：US14983546
申请日：2015-12-30
Applicant: LG Display Co., Ltd.
Inventor： Ju Han Kim , Yong Chan Park , Jin Seong Kim , Seung Kyeom Kim
CPC classification number: G06F3/044 , G02F1/133345 , G02F1/13338 , G02F1/134327 , G02F1/13439 , G02F1/136286 , G02F1/1368 , G02F2001/13629 , G02F2001/136295 , G06F3/0412 , G06F2203/04111 , G06F2203/04112 , G09G3/3688 , G09G3/3696
Abstract: Disclosed is a touch sensitive display apparatus which decreases a load of each of a plurality of touch electrodes and reduces a load deviation between the plurality of touch electrodes, thereby enhancing image quality. The touch sensitive display apparatus comprises a touch sensitive panel. The touch panel comprises a plurality of touch electrodes comprising at least a first touch electrode. The first touch electrode comprises a plurality of first touch electrode lines that are parallel to each other. A first touch signal line is connected to the plurality of first touch electrode lines of the first touch electrode, and the first touch electrode is driven for image display and touch sensing via the first touch signal line. A first connecting line is in a different layer than the first touch electrode lines, and the first connecting line is connected to the plurality of first touch electrode lines.
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公开(公告)号：US09524064B2
公开(公告)日：2016-12-20
申请号：US14060814
申请日：2013-10-23
Applicant: LG Display Co., Ltd.
Inventor： Tae Hwan Kim , Yong Chan Park , Sang Soo Hwang
CPC classification number: G06F3/044 , G06F2203/04103
Abstract: Disclosed is a display device with integrated touch screen. The display device includes a plurality of receiving electrodes formed in a block type and in parallel with a plurality of data lines, a driving electrode group configured to include a plurality of driving electrodes that are respectively disposed between the plurality of receiving electrodes, a plurality of receiving electrode lines respectively connected to the plurality of receiving electrodes, a plurality of driving electrode lines configured to extend from the respective driving electrodes to the first non-display area, a driving IC configured to apply a common voltage or a driving pulse to the plurality of receiving electrode lines and the plurality of driving electrode lines, and a plurality of driving dummy lines formed at a plurality of pixels, covered by a corresponding driving electrode, in a direction parallel to the plurality of driving electrode lines.
Abstract translation: 公开了具有集成触摸屏的显示装置。 该显示装置包括：多个接收电极，其形成为块状并与多条数据线并联;驱动电极组，被配置为包括分别设置在所述多个接收电极之间的多个驱动电极，多个 分别连接到所述多个接收电极的接收电极线，被配置为从各个驱动电极延伸到所述第一非显示区域的多个驱动电极线;被配置为向所述多个接收电极施加公共电压或驱动脉冲的驱动IC 接收电极线和多个驱动电极线以及在与多个驱动电极线平行的方向上由相应的驱动电极覆盖的多个像素处形成的多个驱动虚拟线。
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公开(公告)号：US20160224155A1
公开(公告)日：2016-08-04
申请号：US14983546
申请日：2015-12-30
Applicant: LG Display Co., Ltd.
Inventor： Ju Han Kim , Yong Chan Park , Jin Seong Kim , Seung Kyeom Kim
IPC: G06F3/044
CPC classification number: G06F3/044 , G02F1/133345 , G02F1/13338 , G02F1/134327 , G02F1/13439 , G02F1/136286 , G02F1/1368 , G02F2001/13629 , G02F2001/136295 , G06F3/0412 , G06F2203/04111 , G06F2203/04112 , G09G3/3688 , G09G3/3696
Abstract: Disclosed is a touch sensitive display apparatus which decreases a load of each of a plurality of touch electrodes and reduces a load deviation between the plurality of touch electrodes, thereby enhancing image quality. The touch sensitive display apparatus comprises a touch sensitive panel. The touch panel comprises a plurality of touch electrodes comprising at least a first touch electrode. The first touch electrode comprises a plurality of first touch electrode lines that are parallel to each other. A first touch signal line is connected to the plurality of first touch electrode lines of the first touch electrode, and the first touch electrode is driven for image display and touch sensing via the first touch signal line. A first connecting line is in a different layer than the first touch electrode lines, and the first connecting line is connected to the plurality of first touch electrode lines.
Abstract translation: 公开了一种减少多个触摸电极中的每一个的负载并降低多个触摸电极之间的负载偏差的触敏显示装置，从而提高图像质量。 触敏显示装置包括触敏面板。 触摸面板包括至少包括第一触摸电极的多个触摸电极。 第一触摸电极包括彼此平行的多个第一触摸电极线。 第一触摸信号线连接到第一触摸电极的多个第一触摸电极线，并且第一触摸电极被驱动以经由第一触摸信号线进行图像显示和触摸感测。 第一连接线与第一触摸电极线不同，第一连接线与多个第一触摸电极线连接。
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Patent Agency Ranking
公开(公告)号：US11768550B2
公开(公告)日：2023-09-26
申请号：US17354618
申请日：2021-06-22
Applicant: LG Display Co., Ltd.
Inventor： Hwi Deuk Lee , Yang Sik Lee , Yong Chan Park , Hyoung Su Kim , Sung Su Han
CPC classification number: G06F3/0412 , G06F3/0446 , H10K50/865 , H10K59/38 , H10K59/40 , G06F2203/04112 , H10K50/844 , H10K59/12
Abstract: A transparent touch display apparatus including a device substrate, a touch electrode and a routing line. The device substrate may include an emission area and a transmission area. The touch electrode may be disposed on the transmission area of the device substrate. The routing line may be disposed outside the emission area and the transmission area of the device substrate. A transmittance of the touch electrode may be higher than a transmittance of the routing line. Thus, in the transparent touch display apparatus, the reliability of the touch detection may be improved.
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公开(公告)号：US11126313B2
公开(公告)日：2021-09-21
申请号：US16922889
申请日：2020-07-07
Applicant: LG Display Co., Ltd.
Inventor： Ju Han Kim , Yong Chan Park , Jin Seong Kim , Seung Kyeom Kim
IPC: G06F3/044 , G06F3/041 , G02F1/1333 , G02F1/1343 , G02F1/1362 , G02F1/1368 , G09G3/36
Abstract: Disclosed is a touch sensitive display apparatus which decreases a load of each of a plurality of touch electrodes and reduces a load deviation between the plurality of touch electrodes, thereby enhancing image quality. The touch sensitive display apparatus comprises a touch sensitive panel. The touch panel comprises a plurality of touch electrodes comprising at least a first touch electrode. The first touch electrode comprises a plurality of first touch electrode lines that are parallel to each other. A first touch signal line is connected to the plurality of first touch electrode lines of the first touch electrode, and the first touch electrode is driven for image display and touch sensing via the first touch signal line. A first connecting line is in a different layer than the first touch electrode lines, and the first connecting line is connected to the plurality of first touch electrode lines.
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公开(公告)号：US10310345B2
公开(公告)日：2019-06-04
申请号：US15690204
申请日：2017-08-29
Applicant: LG Display Co., Ltd.
Inventor： Yong Chan Park , Jin Seong Kim , Seung Kyeom Kim
IPC: G02F1/136 , G02F1/1362 , G02F1/1339 , G02F1/1333
Abstract: Disclosed are an in-cell touch liquid crystal display (LCD) device based on a twisted nematic (TN) mode, a method of manufacturing the same, a method of manufacturing a thin film transistor (TFT) array substrate, and a method of manufacturing a color filter array substrate. The TFT array substrate includes a TFT disposed in a pixel area defined by an intersecting gate line and data line, a conductive line disposed on the TFT, and a transparent conductive layer in electrical contact with the conductive line. The color filter array substrate includes a light shield layer, a color filter, an overcoat layer covering the light shield layer and the color filter, a column spacer disposed on the overcoat layer, and a common electrode disposed on the overcoat layer and the column spacer, where the conductive line supplies the common electrode with a common voltage or a touch driving signal.
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公开(公告)号：US10108283B2
公开(公告)日：2018-10-23
申请号：US15366856
申请日：2016-12-01
Applicant: LG Display Co., Ltd.
Inventor： Ju Han Kim , Yong Chan Park , Jin Seong Kim , Seung Kyeom Kim
IPC: G06F3/041 , G06F3/044 , G02F1/1333 , G02F1/1343 , G02F1/1362 , G02F1/1368 , G09G3/36
Abstract: Disclosed is a touch sensitive display apparatus which decreases a load of each of a plurality of touch electrodes and reduces a load deviation between the plurality of touch electrodes, thereby enhancing image quality. The touch sensitive display apparatus comprises a touch sensitive panel. The touch panel comprises a plurality of touch electrodes comprising at least a first touch electrode. The first touch electrode comprises a plurality of first touch electrode lines that are parallel to each other. A first touch signal line is connected to the plurality of first touch electrode lines of the first touch electrode, and the first touch electrode is driven for image display and touch sensing via the first touch signal line. A first connecting line is in a different layer than the first touch electrode lines, and the first connecting line is connected to the plurality of first touch electrode lines.
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公开(公告)号：US12272307B2
公开(公告)日：2025-04-08
申请号：US18377036
申请日：2023-10-05
Applicant: LG DISPLAY CO., LTD.
Inventor： Yong Chan Park , Ju Hong Kim
IPC: G09G3/3233 , G09G3/3266 , G09G3/3291
Abstract: A pixel circuit of a display apparatus includes a driving transistor including a gate electrode coupled with a gate node, a drain electrode coupled with a high level pixel power source, and a source electrode coupled with a source node; a light emitting device coupled with the source node and coupled with a low level pixel power source; a first transistor turned on based on a first scan signal; a second transistor turned on based on a second scan signal; a first capacitor coupled between the gate node and the source node; a second capacitor coupled with the source node at one electrode thereof; a third transistor turned on based on a third scan signal to couple the gate node with the other electrode of the second capacitor; and a fourth transistor turned on based on a fourth scan signal to apply a data voltage to the gate node.
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