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公开(公告)号：US12019948B2
公开(公告)日：2024-06-25
申请号：US18309714
申请日：2023-04-28
Applicant: LG Display Co., Ltd.
Inventor： GyungBo Ha , Taehyung Kim , Seeun Kim , HakMo Hwang , Seung Jun Koo
CPC classification number: G06F3/16 , G06F1/1605 , G06F1/203 , G10K9/122
Abstract: The present disclosure relates to a display apparatus, especially having a display panel generating sounds. A display apparatus according to the present disclosure includes: a display module; a back cover at a rear surface of the display module; a depression recessed into the back cover from a first surface of the back cover with a first width and a first depth; a penetration through from a second surface of the back cover to the depression with a second width smaller than the first width and a second depth corresponding to a difference between a thickness of the back cover and the first depth; and a first piezo vibration unit disposed at a stepped portion between the penetration and the depression.
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公开(公告)号：US11675561B2
公开(公告)日：2023-06-13
申请号：US16918370
申请日：2020-07-01
Applicant: LG Display Co., Ltd.
Inventor： GyungBo Ha , Taehyung Kim , Seeun Kim , HakMo Hwang , Seung Jun Koo
CPC classification number: G06F3/16 , G06F1/1605 , G06F1/203 , G10K9/122
Abstract: The present disclosure relates to a display apparatus, especially having a display panel generating sounds. A display apparatus according to the present disclosure includes: a display module; a back cover at a rear surface of the display module; a depression recessed into the back cover from a first surface of the back cover with a first width and a first depth; a penetration through from a second surface of the back cover to the depression with a second width smaller than the first width and a second depth corresponding to a difference between a thickness of the back cover and the first depth; and a first piezo vibration unit disposed at a stepped portion between the penetration and the depression.
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公开(公告)号：US11711640B2
公开(公告)日：2023-07-25
申请号：US17379294
申请日：2021-07-19
Applicant: LG Display Co., Ltd.
Inventor： Taehyung Kim , JaiHyuk Lee , GyungBo Ha , HakMo Hwang , SunBok Song
CPC classification number: H04R1/02 , H04R17/00 , H05K1/028 , H05K1/147 , H04R2499/15 , H05K2201/10128
Abstract: A display apparatus includes a display panel configured to display an image, a circuit part including a printed circuit board disposed spaced apart from a first portion of the display panel and connected to the display panel, a first vibration device disposed at a rear surface of the display panel, and a second vibration device disposed at a rear surface of the printed circuit board.
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公开(公告)号：US20230217188A1
公开(公告)日：2023-07-06
申请号：US18088326
申请日：2022-12-23
Applicant: LG Display Co., Ltd.
Inventor： Taehyung Kim , GyungBo Ha , SeulKi Nam , Minjung Kim , MinHo Sohn
CPC classification number: H04R17/00 , G10K11/16 , H04R3/00 , H04R2499/15
Abstract: An apparatus may include a passive vibration member and an active vibration member connected to the passive vibration member and including first and second vibration portions arranged in parallel with each other. The apparatus may further include a driving apparatus configured to apply a first driving signal to the first vibration portion and a second driving signal to the second vibration portion, based on an input signal, to vibrate the first vibration portion and the second vibration portion.
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公开(公告)号：US12185043B2
公开(公告)日：2024-12-31
申请号：US17868676
申请日：2022-07-19
Applicant: LG Display Co., Ltd.
Inventor： YoungYoon You , MinJin Lee , Taehyung Kim , GyungBo Ha
Abstract: A display apparatus includes a display module that includes a display panel and is configured to display an image. A rear cover is on a rear surface of the display module. A first vibration generating module is in a first rear region of the rear cover, and a second vibration generating module in a second rear region of the rear cover. The rear cover includes a first hole that overlaps the first vibration generating module, and a second hole that overlaps the second vibration generating module.
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Patent Agency Ranking
公开(公告)号：US11825263B2
公开(公告)日：2023-11-21
申请号：US17071472
申请日：2020-10-15
Applicant: LG Display Co., Ltd.
Inventor： Taehyung Kim , Minjin Lee , YoungYoon You , GyungBo Ha
CPC classification number: H04R1/2834 , G02B6/0055 , G02F1/133308 , H04R1/283 , H04R1/2807 , H04R1/2811 , H04R1/2815 , G02F1/133314 , G09G3/3677 , H04R1/028 , H04R1/345 , H04R2440/01 , H04R2440/05 , H04R2499/15
Abstract: A display apparatus may include a rear cover at a rear surface of a display module and a vibration generating module at a rear region of the rear cover. The vibration generating module may be configured to output sound in a forward direction and a lateral direction of the display module.
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公开(公告)号：US10911852B2
公开(公告)日：2021-02-02
申请号：US16426405
申请日：2019-05-30
Applicant: LG Display Co., Ltd.
Inventor： YoungYoon You , MinJin Lee , Taehyung Kim , GyungBo Ha
Abstract: A display apparatus includes a display module that includes a display panel and is configured to display an image. A rear cover is on a rear surface of the display module. A first vibration generating module is in a first rear region of the rear cover, and a second vibration generating module in a second rear region of the rear cover. The rear cover includes a first hole that overlaps the first vibration generating module, and a second hole that overlaps the second vibration generating module.
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公开(公告)号：US12101600B2
公开(公告)日：2024-09-24
申请号：US17845444
申请日：2022-06-21
Applicant: LG Display Co., Ltd.
Inventor： Sungwook Ko , Kyungyeol Ryu , Taehyung Kim , MinHo Sohn , SeulKi Nam , Jeonggoo Kang , JunSeok Oh , SeungRyull Park , Chiwan Kim , GyungBo Ha , Uihyeon Jeong
CPC classification number: H04R17/00 , H04R1/2803 , H10N30/20 , H10N30/708 , H04R2430/00 , H04R2499/13
Abstract: A vibration apparatus may include a vibration device and an adhesive member at a surface of the vibration device. A modulus of the vibration device may be equal to a modulus of the adhesive member or may be greater than the modulus of the adhesive member.
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公开(公告)号：US12069428B2
公开(公告)日：2024-08-20
申请号：US17851822
申请日：2022-06-28
Applicant: LG Display Co., Ltd.
Inventor： Minji Kim , YoungWook Ha , Chiwan Kim , GyungBo Ha , MinHo Sohn , MinKyu Choi , Jeonggoo Kang , YuSeon Kho , YeongRak Choi , Seungo Jeon , Kwangho Kim , JunSeok Oh
CPC classification number: H04R17/00 , H04R1/24 , H04R3/00 , H04R31/006 , H04R1/028 , H04R2499/15
Abstract: A vibration apparatus may include a vibration plate, a vibration generator at the vibration plate, and a connection member between the vibration plate and the vibration generator. The vibration generator may include a vibration structure. The connection member may include a first connection member between the vibration plate and the vibration structure and overlapping the vibration structure. The connection member may also include a second connection member surrounding the first connection member. A modulus of the first connection member may be greater than a modulus of the second connection member.
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公开(公告)号：US11570938B2
公开(公告)日：2023-01-31
申请号：US16984632
申请日：2020-08-04
Applicant: LG Display Co., Ltd.
Inventor： GyungBo Ha , HakMo Hwang , SunBok Song , Seeun Kim
Abstract: A display device includes a display panel, a back cover disposed on a rear surface of the display panel and including a plurality of layers, and a finishing portion disposed to surround at least a part of an outer side surface of the display panel and an outer side surface of the back cover. The back cover includes a first layer positioned on the rear surface of the display panel and disposed in an area including an area overlapping with the display panel, a second layer disposed apart from the first layer to oppose the first layer, and a core disposed between the first layer and the second layer.
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