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公开(公告)号:US10142602B2
公开(公告)日:2018-11-27
申请号:US15610038
申请日:2017-05-31
Inventor: Hoi-Sing Kwok , Li Tan , Yuet-Wing Li
IPC: G02F1/1337 , H04N9/31
Abstract: A fabrication method of a polarization grating is provided. The method includes providing a polarization-sensitive material; and causing two orthogonally polarized lights to scan the polarization-sensitive material and to meet on the polarization-sensitive material.
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公开(公告)号:US09678266B2
公开(公告)日:2017-06-13
申请号:US14217300
申请日:2014-03-17
Applicant: Himax Display, Inc.
Inventor: Yuet-Wing Li , Kuan-Hsu Fan-Chiang
CPC classification number: G02B6/0035 , G02B6/0015 , G03B21/2066 , G03B21/2073 , G03B21/208
Abstract: A display module is provided. A light source is configured to provide an illumination beam. A light guide plate has a first surface, a second surface opposite to the first surface, and an incident surface connecting the first surface and the second surface. The illumination beam enters the light guide plate through the incident surface. An optical structure is connected to the light guide plate and configured to change a propagation direction of the illumination beam. A reflective display unit is capable of modulating a polarization state of the illumination beam to form a modulated beam. The second surface is disposed between the reflective display unit and the first surface. The first surface is disposed between the second surface and a reflective polarizer, and the reflective polarizer filters the modulated beam into an image beam.
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公开(公告)号:US20150226909A1
公开(公告)日:2015-08-13
申请号:US14327223
申请日:2014-07-09
Applicant: Himax Display, Inc.
Inventor: Yuet-Wing Li , Kuan-Yu Chen , Chi-Wen Lin
IPC: F21V8/00 , G02F1/1335
CPC classification number: G02F1/133536 , G02B6/0023 , G02B6/0038
Abstract: A display module is provided. A light source is configured to provide an illumination beam. A light guide plate has a first surface, a second surface opposite to the first surface, and an incident surface connecting the first surface and the second surface. The illumination beam enters the light guide plate through the incident surface. A reflective element is connected to the light guide plate and has a plurality of first reflective surfaces inclined with respect to the second surface. A reflective display unit is capable of modulating a polarization state of the illumination beam to form a modulated beam. The second surface is disposed between the reflective display unit and the first surface. The first surface is disposed between the second surface and a reflective polarizer, and the reflective polarizer filters the modulated beam into an image beam.
Abstract translation: 提供了显示模块。 光源被配置为提供照明光束。 导光板具有第一表面,与第一表面相对的第二表面和连接第一表面和第二表面的入射表面。 照明光束通过入射面进入导光板。 反射元件连接到导光板并且具有相对于第二表面倾斜的多个第一反射表面。 反射显示单元能够调制照明光束的偏振状态以形成调制光束。 第二表面设置在反射显示单元和第一表面之间。 第一表面设置在第二表面和反射偏振器之间,并且反射偏振器将调制的光束过滤成图像束。
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公开(公告)号:US09091854B2
公开(公告)日:2015-07-28
申请号:US13925416
申请日:2013-06-24
Applicant: Himax Display, Inc.
Inventor: Yuet-Wing Li , Kuan-Hsu Fan-Chiang
CPC classification number: G02B26/0833 , G02B7/198 , G02B26/06 , G02B26/08 , G02B26/0841 , G03B21/28
Abstract: A micro mirror structure and a projection apparatus using the same are provided. The micro mirror structure suitable for being used in a digital micro mirror device of a projection apparatus. The micro mirror structure includes a micro mirror, a pair of main posts and a pair of landing posts. The micro mirror is configured to swing about a swinging hinge, wherein the swinging hinge is extended along a first axis parallel to a first side of the micro mirror and the length of the swinging hinge is greater than the length of the first side of the micro mirror. The main posts are respectively disposed on two opposite ends of the swinging hinge for supporting the swinging hinge and the micro mirror. The pair of landing posts are respectively disposed at two opposing sides of swinging hinge along a second axis perpendicular to the first axis.
Abstract translation: 提供微镜结构和使用其的投影装置。 适用于投影设备的数字微镜装置的微镜结构。 微镜结构包括微镜,一对主柱和一对着陆柱。 微反射镜构造成围绕摆动铰链摆动,其中摆动铰链沿着平行于微反射镜的第一侧的第一轴线延伸,并且摆动铰链的长度大于微型显微镜的第一侧的长度 镜子。 主柱分别设置在摆动铰链的两个相对端上,用于支撑摆动铰链和微反射镜。 一对着陆柱分别沿垂直于第一轴线的第二轴线设置在摆动铰链的相对两侧。
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公开(公告)号:US20150003035A1
公开(公告)日:2015-01-01
申请号:US14217300
申请日:2014-03-17
Applicant: Himax Display, Inc.
Inventor: Yuet-Wing Li , Kuan-Hsu Fan-Chiang
IPC: F21V8/00
CPC classification number: G02B6/0035 , G02B6/0015 , G03B21/2066 , G03B21/2073 , G03B21/208
Abstract: A display module is provided. A light source is configured to provide an illumination beam. A light guide plate has a first surface, a second surface opposite to the first surface, and an incident surface connecting the first surface and the second surface. The illumination beam enters the light guide plate through the incident surface. An optical structure is connected to the light guide plate and configured to change a propagation direction of the illumination beam. A reflective display unit is capable of modulating a polarization state of the illumination beam to form a modulated beam. The second surface is disposed between the reflective display unit and the first surface. The first surface is disposed between the second surface and a reflective polarizer, and the reflective polarizer filters the modulated beam into an image beam.
Abstract translation: 提供了显示模块。 光源被配置为提供照明光束。 导光板具有第一表面,与第一表面相对的第二表面和连接第一表面和第二表面的入射表面。 照明光束通过入射面进入导光板。 光学结构连接到导光板并且被配置为改变照明光束的传播方向。 反射显示单元能够调制照明光束的偏振状态以形成调制光束。 第二表面设置在反射显示单元和第一表面之间。 第一表面设置在第二表面和反射偏振器之间,并且反射偏振器将调制的光束过滤成图像束。
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公开(公告)号:US12117644B1
公开(公告)日:2024-10-15
申请号:US18608967
申请日:2024-03-19
Applicant: Himax Display, Inc.
Inventor: Yuet-Wing Li , Chi-Wen Lin , Kuan-Yu Chen
IPC: F21V8/00 , F21V9/14 , F21Y115/10
CPC classification number: G02B6/0096 , F21V9/14 , F21V2200/40 , F21Y2115/10
Abstract: A light source module includes a light-emitting device, a light guide pipe, a wave plate, and a polarizer. The light-emitting device emits a beam. The light guide pipe includes a recessed curved surface, an output surface, a first convex surface, and a second convex surface. The recessed curved surface faces the light-emitting device. The output surface is opposite to the recessed curved surface. The first convex surface connects the recessed curved surface with the output surface. The second convex surface connects the recessed curved surface with the output surface and is opposite to the first convex surface, wherein the beam enters the light guide pipe through the recessed curved surface, and leaves the light guide pipe through the output surface. The wave plate is disposed on a path of the beam from the output surface. The polarizer is disposed on a path of the beam from the wave plate.
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公开(公告)号:US10777153B1
公开(公告)日:2020-09-15
申请号:US16413616
申请日:2019-05-16
Applicant: Himax Display, Inc.
Inventor: Yuet-Wing Li , Wen-Hsu Chen
IPC: G02F1/13 , G09G3/36 , G02F1/1362
Abstract: A liquid crystal on silicon display device is provided. Multiple grey levels of a pixel are transformed into multiple color values. The grey levels respectively correspond to multiple first sub-pixels. For each of the first sub-pixels, at least one parameter of a reflectance fitting function is obtained according to the color values, a gamma correction is performed according to the corresponding grey level to obtain a reflectance, and a pixel voltage is calculated according to the at least one parameter and the reflectance. The pixel voltage is applied to a pixel electrode of the corresponding first sub-pixel.
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公开(公告)号:US10598985B1
公开(公告)日:2020-03-24
申请号:US16359952
申请日:2019-03-20
Applicant: Himax Display, Inc.
Inventor: Kuan-Yu Chen , Yuet-Wing Li , Kuan-Hsu Fan-Chiang , Hsien-Chang Tsai
IPC: F21V9/14 , G02F1/13357 , F21V8/00 , G02F1/1362 , G02F1/1335
Abstract: A front-lit display includes a light source, a coupling lens, a first and a second polarizers, a light guide plate, and a reflective display panel. The light guide plate has a first surface, a second surface, a side surface connecting the first and second surfaces, and light guiding microstructures located between the first and second surfaces. The first polarizer, the coupling lens, and the light source are sequentially disposed at a side of the side surface. Light emitting elements of the light source that emit light beams of different colors are arranged along a first direction instead of a second direction. The first direction is parallel to the side surface and the first surface, and the second direction is parallel to the side surface and perpendicular to the first surface. The coupling lens includes vertical columnar structures arranged along the first direction and respectively extending along the second direction.
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公开(公告)号:US20170264869A1
公开(公告)日:2017-09-14
申请号:US15610038
申请日:2017-05-31
Inventor: Hoi-Sing Kwok , Li Tan , Yuet-Wing Li
IPC: H04N9/31
CPC classification number: H04N9/3167 , G02F1/13378 , G02F1/133788 , H04N9/3164
Abstract: A fabrication method of a polarization grating is provided. The method includes providing a polarization-sensitive material; and causing two orthogonally polarized lights to scan the polarization-sensitive material and to meet on the polarization-sensitive material.
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公开(公告)号:US20150277167A1
公开(公告)日:2015-10-01
申请号:US14229363
申请日:2014-03-28
Applicant: Himax Display, Inc.
Inventor: Wen-Hsu Chen , Hsing-Lung Wang , Yuet-Wing Li , Kuan-Hsu Fan-Chiang
IPC: G02F1/1345 , G02F1/1337
CPC classification number: G02F1/1345 , G02F1/1337 , G02F1/13452 , G02F1/136277 , G02F2202/16
Abstract: A liquid crystal display panel including a bottom layer, a first alignment layer, a liquid crystal layer, a second alignment layer, a top layer and a plurality of conductive connectors electrically connecting the top layer and the bottom layer is provided. Each of the plurality of conductive connectors includes conductive powders.
Abstract translation: 提供一种包括底层,第一取向层,液晶层,第二取向层,顶层和电连接顶层和底层的多个导电连接器的液晶显示面板。 多个导电连接器中的每一个包括导电粉末。
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