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公开(公告)号：US10088621B2
公开(公告)日：2018-10-02
申请号：US14262772
申请日：2014-04-27
Applicant: Samsung Display Co. Ltd.
Inventor： Se Ki Park , Sang Woo Ha , Jun Woo You , Ha Young Lee , Yu Dong Kim , Dong Yeol Yeom , Seung Hwan Chung
Abstract: A light guide panel includes a top surface configured to have first and second sides extending in X- and Y-axis directions, respectively, a bottom surface configured to be disposed opposite to the top surface, and includes a base surface, and a plurality of diffusion patterns which is provided to protrude from, or to be recessed into, the base surface, and each of the plurality of diffusion patterns including a first inclined surface which defines a first inclination angle with the base surface and a second inclined surface which adjoins the first inclined surface and defines a second inclination angle with the base surface, and a first side surface and a second side surface configured to be disposed between the top surface and the bottom surface and face each other, where the first inclination angle ranges from about 1.8 degrees to about 5.7 degrees.
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Patent Agency Ranking
公开(公告)号：US11809651B2
公开(公告)日：2023-11-07
申请号：US17397361
申请日：2021-08-09
Applicant: Samsung Display Co., LTD.
Inventor： Dong Yeol Yeom , Jung Ho Myung , Min Jeung Lee , Se Ryun Lee
CPC classification number: G06F3/0412 , G06F3/016 , H10N30/20
Abstract: A display device includes a display panel, a touch sensing layer which is disposed on a first surface of the display panel and senses a touch input of a user, a first vibration device which is disposed on a second surface of the display panel and generates vibration according to driving voltages. The first vibration device generates a first vibration in response to a first touch input of the user to provide a first haptic feedback.
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公开(公告)号：US12254148B2
公开(公告)日：2025-03-18
申请号：US18370383
申请日：2023-09-19
Applicant: Samsung Display Co., LTD.
Inventor： Dong Yeol Yeom , Jung Ho Myung , Min Jeung Lee , Se Ryun Lee
Abstract: A display device includes a display panel, a touch sensing layer which is disposed on a first surface of the display panel and senses a touch input of a user, a first vibration device which is disposed on a second surface of the display panel and generates vibration according to driving voltages. The first vibration device generates a first vibration in response to a first touch input of the user to provide a first haptic feedback.
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公开(公告)号：US11499077B2
公开(公告)日：2022-11-15
申请号：US16233169
申请日：2018-12-27
Applicant: Samsung Display Co. Ltd. , Sekisui Chemical Co., Ltd.
Inventor： Se Ki Park , Dong Yeol Yeom , Mariko Noda , Satoshi Doi , Shigeki Matsuki , Yuki Iwai , Tomoya Kawamoto
IPC: C09J201/02 , C09J7/38 , C09J133/08 , C09J7/24 , C09J7/29 , C09J133/14 , C08K3/04 , C08K5/54
Abstract: A double-sided tape including: a first adhesive layer including about 100 parts by weight of an acrylic polymer, about 1 to about 2 parts by weight of a silane coupling agent, and about 0.1 to about 0.18 parts by weight of carbon black; a foamed polymer layer disposed on the first adhesive layer, including a urethane foam; an interlayer polymer layer disposed on the foamed polymer layer, including a polyolefin (PO), polyethylene terephthalate (PET), a polyester, or a combination thereof; and a second adhesive layer disposed on the interlayer polymer layer, including about 100 parts by weight of an acrylic polymer, about 1 to about 2 parts by weight of a silane coupling agent, and about 0.1 to about 0.18 parts by weight of carbon black, wherein an overall thickness of the double-sided tape is in a range of about 0.4 millimeters to about 1.3 millimeters.
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公开(公告)号：US11086431B2
公开(公告)日：2021-08-10
申请号：US16735676
申请日：2020-01-06
Applicant: Samsung Display Co., LTD.
Inventor： Dong Yeol Yeom , Jung Ho Myung , Min Jeung Lee , Se Ryun Lee
Abstract: A display device includes a display panel, a touch sensing layer which is disposed on a first surface of the display panel and senses a touch input of a user, a first vibration device which is disposed on a second surface of the display panel and generates vibration according to driving voltages. The first vibration device generates a first vibration in response to a first touch input of the user to provide a first haptic feedback.
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公开(公告)号：US10330846B2
公开(公告)日：2019-06-25
申请号：US16115914
申请日：2018-08-29
Applicant: Samsung Display Co. Ltd.
Inventor： Se Ki Park , Sang Woo Ha , Jun Woo You , Ha Young Lee , Yu Dong Kim , Dong Yeol Yeom , Seung Hwan Chung
IPC: F21V8/00
Abstract: A light guide panel includes a top surface configured to have first and second sides extending in X- and Y-axis directions, respectively, a bottom surface configured to be disposed opposite to the top surface, and includes a base surface, and a plurality of diffusion patterns which is provided to protrude from, or to be recessed into, the base surface, and each of the plurality of diffusion patterns including a first inclined surface which defines a first inclination angle with the base surface and a second inclined surface which adjoins the first inclined surface and defines a second inclination angle with the base surface, and a first side surface and a second side surface configured to be disposed between the top surface and the bottom surface and face each other, where the first inclination angle ranges from about 1.8 degrees to about 5.7 degrees.
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