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公开(公告)号：US20160188082A1
公开(公告)日：2016-06-30
申请号：US14757438
申请日：2015-12-23
Applicant: LG DISPLAY CO., LTD.
Inventor： Yong-Su Ham , SuSeok Choi , Taeheon Kim , YongWoo Lee , MyungJin Lim , Seulgi Choi
Abstract: Provided is a touch panel. The touch panel includes a first substrate, a second substrate, a first electrode, a second electrode, a third electrode, and a dielectric layer. The second substrate faces the first substrate. The first electrode is on one surface of the first substrate. The second electrode is spaced apart from the first electrode on a same plane as the first electrode. The third electrode is on one surface of the second substrate and overlaps the first electrode and the second electrode. The dielectric layer is between the first electrode and the third electrode and between the second electrode and the third electrode and includes an anisotropic dielectric material.
Abstract translation: 提供触摸屏。 触摸面板包括第一基板，第二基板，第一电极，第二电极，第三电极和电介质层。 第二基板面向第一基板。 第一电极在第一衬底的一个表面上。 第二电极与第一电极在与第一电极相同的平面上间隔开。 第三电极在第二基板的一个表面上并与第一电极和第二电极重叠。 电介质层在第一电极和第三电极之间以及第二电极和第三电极之间，并且包括各向异性介电材料。
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公开(公告)号：US12142069B2
公开(公告)日：2024-11-12
申请号：US18244003
申请日：2023-09-08
Applicant: LG Display Co., Ltd.
Inventor： YuSeon Kho , Yong-Su Ham , YongWoo Lee
IPC: H01L41/08 , G06F3/01 , G06F3/16 , G06V40/13 , A61B5/1172
Abstract: A composite piezoelectric element and an electronic device having the same are disclosed, in which the composite piezoelectric element includes insulating films and piezoelectric bodies, which are alternately arranged, wherein the piezoelectric bodies may be categorized into general piezoelectric bodies used as at least one of a haptic actuator, a speaker actuator and a receiver actuator, and a finger scan recognition piezoelectric body for finger scan recognition.
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公开(公告)号：US12120485B2
公开(公告)日：2024-10-15
申请号：US18386246
申请日：2023-11-01
Applicant: LG Display Co., Ltd.
Inventor： YuSeon Kho , Yong-Su Ham , YongWoo Lee
CPC classification number: H04R17/00 , B60Q9/00 , H04R1/025 , H04R2499/13
Abstract: A sound-generating apparatus and a vehicle including the same are provided. A sound-generating apparatus includes: a plurality of first portions at a vibration region including a bendable region and a peripheral portion connected to the bendable region; and a plurality of second portions between the plurality of first portions, wherein two or more second portions at the bendable region among the plurality of second portions have a cross-sectional shape that differs from a cross-sectional shape of another second portion disposed at the peripheral portion among the plurality of second portions.
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公开(公告)号：US12094445B2
公开(公告)日：2024-09-17
申请号：US18451368
申请日：2023-08-17
Applicant: LG Display Co., Ltd.
Inventor： Yuseon Kho , Yong-Su Ham , YongWoo Lee
CPC classification number: G10K9/122 , G06F1/1605 , G06F3/16
Abstract: A display apparatus includes a display panel displaying an image and a vibration generating device disposed on a rear surface of the display panel to vibrate the display panel. The vibration generating device includes a piezoelectric structure including a first region and a second region, the first region has a vibration characteristic of a first frequency, and the second region has a vibration characteristic of a second frequency which differs from the first frequency.
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公开(公告)号：US12004373B2
公开(公告)日：2024-06-04
申请号：US17111980
申请日：2020-12-04
Applicant: LG Display Co., Ltd.
Inventor： YuSeon Kho , Yong-Su Ham , YongWoo Lee
IPC: H10K59/00 , G06F3/01 , H10K50/842 , H10N30/20
CPC classification number: H10K59/00 , G06F3/016 , H10K50/8426 , H10N30/204
Abstract: A display apparatus includes a display panel configured to display an image and a plurality of vibration generating devices configured to vibrate the display panel. Each of the plurality of vibration generating devices includes a plurality of first portions having a piezoelectric characteristic and a plurality of second portions disposed near the plurality of first portions to have an expansion coefficient, and the plurality of vibration generating devices have different expansion coefficients.
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Patent Agency Ranking
公开(公告)号：US11747905B2
公开(公告)日：2023-09-05
申请号：US17108597
申请日：2020-12-01
Applicant: LG Display Co., Ltd.
Inventor： Yong-Su Ham
CPC classification number: G06F3/016 , H04R1/028 , H04R17/00 , G06F3/041 , H04R2400/03 , H04R2499/15
Abstract: A display apparatus includes a display panel configured to display an image and a vibration generating device configured to vibrate the display panel. The vibration generating device includes a plurality of first portions having a piezoelectric characteristic, and a plurality of second portions disposed between the plurality of first portions to have flexibility.
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公开(公告)号：US10963664B2
公开(公告)日：2021-03-30
申请号：US16900523
申请日：2020-06-12
Applicant: LG Display Co., Ltd.
Inventor： Chi-Wan Kim , Yong-Su Ham , Yong-Woo Lee , Kyung-Yeol Ryu , Yu-Seon Kho
Abstract: A sensor panel includes a substrate; a sensing part on the substrate and including a plurality of sensors; and a partition wall between adjacent sensors, wherein each sensor includes a first sensor electrode, a piezoelectric layer and a second sensor electrode, and wherein the partition wall has a lower dielectric constant than the piezoelectric layer.
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公开(公告)号：US10959025B2
公开(公告)日：2021-03-23
申请号：US16443090
申请日：2019-06-17
Applicant: LG Display Co., Ltd.
Inventor： YongWoo Lee , Yong-Su Ham , Taeheon Kim , Sung-Eui Shin
IPC: H04R17/00 , H01L41/08 , H01L41/083 , H01L41/09 , H01L41/047 , H01L41/37
Abstract: A flexible vibration module is disclosed. The flexible vibration module includes a piezoelectric composite layer, including: a plurality of piezoelectric portions each having a piezoelectric characteristic, where at least two of the plurality of piezoelectric portions have different sizes; and a flexible portion between the plurality of piezoelectric portions.
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公开(公告)号：US09990099B2
公开(公告)日：2018-06-05
申请号：US15392465
申请日：2016-12-28
Applicant: LG DISPLAY CO., LTD.
Inventor： Yong-Su Ham , Taeheon Kim , YongWoo Lee , YuSeon Kho , MyungJin Lim , Seulgi Choi
CPC classification number: G06F3/044 , G06F3/016 , G06F3/041 , G06F3/0412 , H04M1/0266
Abstract: Provided is a display device. The display device includes: a touch sensitive element including an electroactive layer and a plurality of electrodes disposed on at least one of the top surface and the bottom surface of the electroactive layer; a shielding layer on the touch sensitive element; a display panel on the shielding layer; and a touch sensor integrated in the display panel and including a plurality of first touch electrodes and a plurality of second touch electrodes spaced apart from the plurality of first touch electrodes, and the shielding layer is electrically connected with the plurality of first touch electrodes or the plurality of second touch electrodes.
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公开(公告)号：US12284482B2
公开(公告)日：2025-04-22
申请号：US17966539
申请日：2022-10-14
Applicant: LG Display Co., Ltd.
Inventor： Minji Kim , SeungRyull Park , Chiwan Kim , Yong-Su Ham , Uihyeon Jeong
Abstract: A vibration apparatus can include a first cover member; a second cover member; a vibration portion between the first cover member and the second cover member; a contact portion between the first cover member and the vibration portion; and a signal cable. The signal cable can include a first signal line connected to a first surface of the vibration portion via the contact portion, and a second signal line connected to a second surface of the vibration portion opposite to the first surface of the vibration portion.
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