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公开(公告)号:US11086427B2
公开(公告)日:2021-08-10
申请号:US16414741
申请日:2019-05-16
Applicant: Samsung Display Co., Ltd.
Inventor: Choon Hyop Lee , Kang Won Lee , Sang Chul Lee , Seung Hwan Chung
IPC: G06F3/041
Abstract: A pressure sensor includes a first substrate and a second substrate; a first driving electrode and a second driving electrode disposed on a first surface of the first substrate facing the second substrate and coupled to a first coupling electrode, the second driving electrode being shorter than the first driving electrode; a first sensing electrode and a second sensing electrode disposed on the first surface of the first substrate and coupled to a second coupling electrode, the second sensing electrode being shorter than the first sensing electrode; a first pressure sensing layer disposed on a first surface of the second substrate in a position facing the first substrate and overlapping and spaced from the first driving electrode and the first sensing electrode by a gap; and a second pressure sensing layer contacting with the second driving electrode and the second sensing electrode and electrically coupling the second driving electrode and the second sensing electrode to each other.
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公开(公告)号:US10908756B2
公开(公告)日:2021-02-02
申请号:US16217960
申请日:2018-12-12
Applicant: Samsung Display Co., Ltd.
Inventor: Kang Won Lee , Choon Hyop Lee , Seung Hwan Chung , Sang Chul Lee
IPC: G06F3/045
Abstract: A force sensor, includes: a first substrate and a second substrate; a first driving electrode, a second driving electrode, a first sensing electrode, and a second sensing electrode on one surface of the first substrate facing the second substrate; a first force sensing layer on one surface of the second substrate facing the first substrate; and a second force sensing layer contacting the second driving electrode and the second sensing electrode, wherein the first force sensing layer overlaps the first driving electrode and the first sensing electrode, and gaps exist between the first force sensing layer and the first driving electrode and between the first force sensing layer and the first sensing electrode.
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公开(公告)号:US10656310B2
公开(公告)日:2020-05-19
申请号:US16406792
申请日:2019-05-08
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Seung Hwan Chung , Ju Youn Son , Joong Hyun Kim , Chan Jae Park
IPC: G02F1/1335 , G02B3/00
Abstract: An optical film is provided. The optical film includes a base film and a cover film. The base film includes a base member and a plurality of lens patterns disposed on the base member. The plurality of lens patterns protrudes from the base member and extends in a first direction. The cover film is disposed on the base film to cover the base member and the plurality of lens patterns. A refractive index of at least one of the lens patterns is smaller than a refractive index of the cover film. An aspect ratio of the at least one of the lens patterns ranges from 0.8 to 1.6.
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公开(公告)号:US10551030B2
公开(公告)日:2020-02-04
申请号:US15673106
申请日:2017-08-09
Applicant: Samsung Display Co., Ltd.
Inventor: Kyung-Min Kim , Sung-Kyu Shim , Yong-Hoon Kwon , Do Hun Kim , Dong Hyeon Lee , Seung Hwan Chung , Seung-Hwa Ha , Se Ki Park , Seong-Yong Hwang , You Ra Kim
IPC: G02F1/1333 , F21V7/00 , F21V8/00 , G02F1/1335
Abstract: Disclosed is a display device that can uniformly transmit light emitted from a light source to the entire display panel without using a light guide plate. The display device includes a display panel, a backlight assembly supplying light to the display panel, and a lower cover receiving the backlight assembly. The backlight assembly includes a light source, a circuit board mounted with the light source, and a reflection cover coupled to the circuit board to reflect light emitted from the light source and formed of a bendable plate type member.
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公开(公告)号:US20190332218A1
公开(公告)日:2019-10-31
申请号:US16361153
申请日:2019-03-21
Applicant: Samsung Display Co., Ltd.
Inventor: Kang Won Lee , Sang Chul Lee , Seung Hwan Chung , Young Sik Kim , Choon Hyop Lee , Yeon Sung Jung
IPC: G06F3/041
Abstract: A display device includes: a display panel including a display area in which an image is displayed and a non-display area surrounding the display area; an input sensor disposed on the display panel; and a pressure sensor sensing a pressure, wherein the input sensor includes a sensing base substrate extending in a first extending direction, the sensing base substrate including a first bending area bent along an outer edge of the sensing base substrate, wherein the pressure sensor is disposed on the first bending area of the sensing base substrate, and overlaps with the display area.
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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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公开(公告)号:US09752753B2
公开(公告)日:2017-09-05
申请号:US13784496
申请日:2013-03-04
Applicant: Samsung Display Co., Ltd.
Inventor: Kyung-Min Kim , Sung-Kyu Shim , Yong-Hoon Kwon , Do Hun Kim , Dong Hyeon Lee , Seung Hwan Chung , Seung-Hwa Ha , Se Ki Park , Seong-Yong Hwang , You Ra Kim
IPC: G02B6/00 , F21V7/00 , G02F1/1333 , F21V8/00 , G02F1/1335
CPC classification number: F21V7/00 , G02B6/0083 , G02B6/0085 , G02B6/0096 , G02F1/133308 , G02F1/133553 , G02F1/133555 , G02F1/133605 , G02F2001/133314
Abstract: Disclosed is a display device that can uniformly transmit light emitted from a light source to the entire display panel without using a light guide plate. The display device includes a display panel, a backlight assembly supplying light to the display panel, and a lower cover receiving the backlight assembly. The backlight assembly includes a light source, a circuit board mounted with the light source, and a reflection cover coupled to the circuit board to reflect light emitted from the light source and formed of a bendable plate type member.
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公开(公告)号:US09650567B2
公开(公告)日:2017-05-16
申请号:US14245814
申请日:2014-04-04
Applicant: Samsung Display Co., Ltd.
Inventor: Hyun Hwa Song , Dong Hoon Kim , Sang Chul Byun , Sang Hoon Lee , Seung Hwan Chung , Han Moe Cha
IPC: G02F1/1335 , C09K11/08 , F21V8/00
CPC classification number: C09K11/08 , G02B6/0055 , G02F1/133615 , G02F2001/133614 , Y10T428/24479
Abstract: A wavelength converter and a liquid crystal display having the same, the wavelength converter including a first pattern that converts a wavelength of light into red light, and a second pattern that converts a wavelength of light into green light. The first pattern and the second pattern are alternately disposed, and an optical path length La of each of the first pattern and the second pattern is given by Equation (1): La=(λa/2)×m, wherein La is an optical length of an a-th pattern, λa is a wavelength of light converted by the a-th pattern, a is one or two, and m is a natural number.
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公开(公告)号:US09240132B2
公开(公告)日:2016-01-19
申请号:US13760835
申请日:2013-02-06
Applicant: Samsung Display Co., Ltd.
Inventor: Dong Hoon Kim , Hyun-Hwa Song , Seung Hwan Chung , Young Jun Choi , Byung Choon Yang , Han Moe Cha
IPC: F21V7/04 , G09F13/04 , G02F1/1335 , B32B5/16 , F21V8/00
CPC classification number: G09F13/04 , B32B5/16 , G02B6/003 , G02B6/0035 , G02B6/0041 , G02B6/0051 , G02F1/1336 , G02F1/133603 , G02F1/133606 , G02F2001/133614 , G02F2202/36 , Y10T428/25
Abstract: A nanophosphor sheet is presented. The nanophosphor sheet may include a base layer, a plurality of core-shell phosphors dispersed in the base layer, and a coating layer surrounding at least one core-shell phosphor among the plurality of core-shell phosphors. Also presented is a backlight device that includes a light source emitting light, a light guide plate receiving the light, and a plurality of core-shell phosphors positioned to receive the light and convert the light to white light. The core-shell phosphors may be incorporated into the light guide plate or be positioned on the light guide plate as a separate layer.
Abstract translation: 介绍了一种纳米磷光体片。 纳米磷光体片可以包括基底层,分散在基底层中的多个核 - 壳荧光体和围绕多个核 - 壳荧光体中的至少一个核 - 壳荧光体的涂层。 还提供了一种背光装置,其包括发光的光源,接收光的导光板和多个芯壳荧光体,其定位成接收光并将光转换成白光。 核 - 壳荧光体可以结合到导光板中或者作为单独的层定位在导光板上。
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