公开(公告)号：US09128326B2

公开(公告)日：2015-09-08

申请号：US13616139

申请日：2012-09-14

申请人： Byoung-jin Cho ,  Young-chol Lee ,  Hyung-chul Kim ,  Heong-seog Lee ,  Hyeong-sik Choi

发明人： Byoung-jin Cho ,  Young-chol Lee ,  Hyung-chul Kim ,  Heong-seog Lee ,  Hyeong-sik Choi

IPC分类号： G02F1/00 ,  G02F1/1335

CPC分类号： G02F1/133608 ,  F21V21/00 ,  G02F1/133602 ,  G02F1/133603 ,  G02F1/133604 ,  G02F2201/46 ,  G02F2201/465 ,  G02F2201/54

摘要： A supporting member usable with a backlight unit of an image display apparatus includes a supporting portion that is formed of a transparent material, is disposed below the diffuser plate to support the diffuser plate, and has a first end being in contact with the diffuser plate; and a base that is formed at a second end of the supporting portion and fixes the supporting portion to an under chassis of the backlight unit.

摘要翻译： 可用于图像显示装置的背光单元的支撑构件包括由透明材料形成的支撑部分，设置在扩散板下方以支撑扩散板，并且具有与扩散板接触的第一端; 以及形成在所述支撑部的第二端部并且将所述支撑部固定到所述背光单元的底架的基部。

公开(公告)号：US09310648B2

公开(公告)日：2016-04-12

申请号：US13556428

申请日：2012-07-24

申请人： Byoung-jin Cho ,  Young-chol Lee ,  Jun-seok An ,  Nae-won Jang ,  Myung-ryul Jung ,  Hyeong-sik Choi

发明人： Byoung-jin Cho ,  Young-chol Lee ,  Jun-seok An ,  Nae-won Jang ,  Myung-ryul Jung ,  Hyeong-sik Choi

IPC分类号： G02F1/1333 ,  G02F1/1335 ,  F21V8/00

CPC分类号： G02F1/133615 ,  G02B6/0096

摘要： Provided are a liquid crystal panel assembly having no light guide plate (LGP) and a liquid crystal display apparatus. The liquid crystal panel assembly includes: a light source which generates light; a liquid crystal panel which displays the light generated from the light source as an image; at least one optical film disposed at a rear of the liquid crystal panel; a reflector sheet which is disposed at a rear of the optical film and reflects the light from the light source toward the optical film; a reflector which concentrates the light from the light source; an upper chassis and a lower chassis which house the light source, the liquid crystal panel, the optical film, the reflector sheet, and the reflector therebetween; and a middle chassis installed between the upper chassis and the lower chassis, wherein the reflector and the middle chassis form a single body.

摘要翻译： 提供一种不具有导光板（LGP）和液晶显示装置的液晶面板组件。 液晶面板组件包括：产生光的光源; 显示从光源产生的光作为图像的液晶面板; 设置在所述液晶面板的后方的至少一个光学膜; 反射片，其设置在所述光学膜的后部并将来自所述光源的光反射到所述光学膜; 聚光来自光源的光的反射器; 上部底架和下部底盘，其容纳光源，液晶面板，光学膜，反射板和反射器; 以及安装在上机箱和下机架之间的中底盘，其中反射器和中底架形成单体。

公开(公告)号：US08026468B2

公开(公告)日：2011-09-27

申请号：US12103893

申请日：2008-04-16

申请人： Young-chol Lee ,  Sang-hyun Sohn ,  Yong-dok Cha ,  Seok-chan Hong

发明人： Young-chol Lee ,  Sang-hyun Sohn ,  Yong-dok Cha ,  Seok-chan Hong

IPC分类号： H01L27/00

CPC分类号： G03B21/28

摘要： A projection display apparatus includes: an illumination optical unit which emits beams; an image display element which modulates the beams according to image information; a spatial-beam changing unit which changes spatial positions of the beams emitted from the illumination optical unit; and a uniform-beam distribution unit, disposed between the spatial-beam changing unit and the image display element, which uniformly distributes the beams. The spatial-beam changing unit includes a moveable prism, a movement of which changes the spatial positions of the beams emitted therefrom.

摘要翻译： 投影显示装置包括：发射光束的照明光学单元; 图像显示元件，其根据图像信息调制所述光束; 空间光束改变单元，其改变从所述照明光学单元发射的光束的空间位置; 以及设置在均匀分布光束的空间光束改变单元和图像显示元件之间的均匀光束分布单元。 空间光束改变单元包括可移动棱镜，其移动改变从其发射的光束的空间位置。

公开(公告)号：US07789516B2

公开(公告)日：2010-09-07

申请号：US11526583

申请日：2006-09-26

申请人： Young-chol Lee ,  Kun-Ho Cho ,  Jong-soo Lee ,  Jae-hyun Park

发明人： Young-chol Lee ,  Kun-Ho Cho ,  Jong-soo Lee ,  Jae-hyun Park

IPC分类号： G03B21/26

CPC分类号： G03B21/28

摘要： A thin projection type image display device with a low chin height includes a cabinet, a screen, a projection optical system, an optical path changing unit, and a reflecting unit. The screen is disposed on a front side of the cabinet. The projection optical system enlarges and projects an image formed by a display element, and the optical path changing unit is disposed on the bottom of the cabinet to reflect the image enlarged and projected by the projection optical system. The reflection unit is disposed obliquely to the screen and below the screen to reflect the image reflected by the optical path changing unit toward the screen. The projection optical system is disposed in a space above a horizontal plane perpendicular to the screen, behind the front side of the cabinet, and below an optical path of light incident on a bottom of the screen.

摘要翻译： 具有低下巴高度的薄投影型图像显示装置包括机壳，屏幕，投影光学系统，光路改变单元和反射单元。 屏幕设置在机柜的前侧。 投影光学系统放大并投影由显示元件形成的图像，并且光路改变单元设置在机柜的底部以反射由投影光学系统放大和投影的图像。 反射单元倾斜地设置在屏幕上并且在屏幕下方，以将由光路改变单元反射的图像反射到屏幕。 投影光学系统设置在垂直于屏幕的水平面上方的空间中，位于机壳前侧后方，并位于屏幕底部的光线的下方。

公开(公告)号：US20070109509A1

公开(公告)日：2007-05-17

申请号：US11599414

申请日：2006-11-15

申请人： Young-chol Lee

发明人： Young-chol Lee

IPC分类号： G03B21/28

CPC分类号： H04N9/3129 ,  G03B21/10 ,  G03B21/28 ,  H04N5/7408

摘要： A projector/projection type switchable display apparatus includes: a main body unit having an image producing unit forming and emitting an image; and a cover unit that is rotatably connected to the main body unit. The cover unit includes an aspherical mirror enlarging and reflecting the image emitted from the main body unit; and a screen on which the image enlarged and reflected by the aspherical mirror is displayed.

摘要翻译： 投影仪/投影型可切换显示装置包括：主体单元，具有形成并发射图像的图像产生单元; 以及可旋转地连接到主体单元的盖单元。 盖单元包括放大并反射从主体单元发射的图像的非球面镜; 并且显示由非球面镜放大和反射的图像的屏幕。

公开(公告)号：US20080095511A1

公开(公告)日：2008-04-24

申请号：US11766188

申请日：2007-06-21

申请人： Young-chol Lee ,  Kirill Sokolov

发明人： Young-chol Lee ,  Kirill Sokolov

IPC分类号： G02B6/10 ,  F21V8/00 ,  G03B21/28

CPC分类号： G02B5/12 ,  G02B6/0096 ,  G02B17/006 ,  G02B27/0994 ,  H04N9/3152 ,  Y10S385/901

摘要： A retro-reflect type light pipe, an illumination device including the same, and a projection display including the illumination device are provided. The retro-reflective type light pipe includes an incident portion through which light is incident, a guide portion which guides the incident light such that the incident light propagates internally therewithin while being reflected at inner walls thereof, and which thereby mixes the incident light thus providing uniform light. A retro-reflective portion, provided at one end of the guide portion, re-reflects the incident light toward the incident portion. The illumination device includes a light source, the retro-reflective type light pipe, and an optical path-changing member provided between the light source and the retro-reflective type light pipe, which changes the direction of the light emitted from the light source such that the light from the light source propagates toward the retro-reflective type light pipe.

摘要翻译： 提供了一种后反射型光管，包括该反射型光管的照明装置和包括该照明装置的投影显示器。 回射型光管包括入射部分，入射部分引导入射光，使得入射光在其内部在内部传播，同时在其内壁被反射，从而混合入射光，从而提供 均匀的光线。 设置在引导部分的一端的后向反射部分将入射光重新反射到入射部分。 照明装置包括光源，反射型光管和设置在光源和回射型光管之间的光路改变部件，其改变从光源发射的光的方向，例如 来自光源的光向反射型光管传播。

公开(公告)号：US07210788B2

公开(公告)日：2007-05-01

申请号：US11153502

申请日：2005-06-16

申请人： Kye-hoon Lee ,  Young-chol Lee ,  Won-yong Lee

发明人： Kye-hoon Lee ,  Young-chol Lee ,  Won-yong Lee

IPC分类号： G03B21/26 ,  G03B21/28 ,  G02B27/28 ,  G02B27/14 ,  G02B27/12 ,  G02B5/04 ,  H04N5/74 ,  H04N9/69 ,  G02F1/00 ,  G02F1/1335

CPC分类号： G02B27/146 ,  G02B27/1026 ,  G02B27/142 ,  G03B21/20 ,  G03B33/12 ,  H04N9/3105

摘要： A color prism capable of separating incident light into four color beams and synthesizing incident four-color beams, and a projection-type image display apparatus employing the color prism. The color prism includes: first through third triangular prisms each having two boundary surfaces which face the other two triangular prisms, and an outer surface which transmits or reflects incident light according to an incidence angle of the light; and first through third dichroic filters respectively interposed among the first through third triangular prisms and selectively transmits or reflects incident light according to wavelength so as to separate incident light into first through fourth light beams according to wavelength ranges and synthesize incident first through fourth light beams. The projection-type image display apparatus includes: a light source emitting light; a polarization beam splitter to transmit or reflect incident light according to a polarization direction; the color prism; first through fourth image forming devices disposed to face the outer surfaces of the first through third triangular prisms, and selectively modulates incident first through fourth light beams by pixels to form images and reflects the formed images to the color prism; and a projection lens unit to enlarge and project an incident image formed by the first through fourth image forming devices and synthesized by the color prism onto a screen.

摘要翻译： 一种能够将入射光分离为四色光束并合成入射四色光束的彩色棱镜，以及采用该彩色棱镜的投影型图像显示装置。 彩色棱镜包括：具有面对另外两个三角棱镜的两个边界面的第一至第三三角棱镜和根据光的入射角透射或反射入射光的外表面; 以及分别介于第一至第三三角棱镜之间的第一至第三分色器，并且根据波长选择性地透射或反射入射光，以便根据波长范围将入射光分离成第一至第四光束，并合成入射的第一至第四光束。 投影型图像显示装置包括：发光光源; 偏振分束器，用于根据偏振方向透射或反射入射光; 彩色棱镜; 第一至第四图像形成装置，被设置为面对第一至第三三角形棱镜的外表面，并且通过像素选择性地调制入射的第一至第四光束以形成图像并将形成的图像反射到彩色棱镜; 以及投影透镜单元，用于放大并投射由第一至第四图像形成装置形成的入射图像，并由彩色棱镜合成到屏幕上。

公开(公告)号：US20060238720A1

公开(公告)日：2006-10-26

申请号：US11410260

申请日：2006-04-25

申请人： Kye-hoon Lee ,  Won-yong Lee ,  Young-chol Lee

发明人： Kye-hoon Lee ,  Won-yong Lee ,  Young-chol Lee

IPC分类号： G03B21/14

CPC分类号： G02B27/0994 ,  F21K9/61 ,  F21K9/69 ,  F21Y2115/10 ,  G03B21/2013 ,  G03B21/2033 ,  G03B21/208 ,  G03B27/547 ,  G03B33/12 ,  H04N9/3108 ,  H04N9/3152

摘要： An illumination unit and an image projection apparatus having the same are provided. The illumination unit includes: at least one light source unit which radiates a collimated light beam; an optical integrator which converts the collimated light beam from the at least one light source unit into a uniform light beam; and a condensing lens system, disposed between the at least one light source unit and the optical integrator, which reduces a cross-section of the collimated light beam emitted from the at least one light source unit and then guides the collimated light beam with the reduced cross-section to the optical integrator and has a 1:1 conjugate property between an object and an image of the object.

摘要翻译： 提供一种照明单元和具有该照明单元的图像投影设备。 照明单元包括：至少一个照射准直光束的光源单元; 光学积分器，其将来自所述至少一个光源单元的准直光束转换成均匀的光束; 以及聚光透镜系统，设置在所述至少一个光源单元和所述光学积分器之间，所述聚光透镜系统减少从所述至少一个光源单元发射的准直光束的横截面，然后引导所述准直光束与所述缩小的 横截面到光学积分器，并且在对象和对象的图像之间具有1：1的共轭特性。

公开(公告)号：US20060114417A1

公开(公告)日：2006-06-01

申请号：US11234090

申请日：2005-09-26

申请人： Kye-hoon Lee ,  Young-chol Lee ,  Won-yong Lee

发明人： Kye-hoon Lee ,  Young-chol Lee ,  Won-yong Lee

IPC分类号： G03B21/00

CPC分类号： G03B21/2013 ,  G03B21/208 ,  G03B33/06

摘要： An illumination unit with an improved color synthesis prism, which can synthesize light beams emitted from compact light sources, and a projection type image display apparatus employing the illumination unit. The illumination unit includes first, second, and third light source units to emit first, second, and third light beams of different wavelength bands, a first triangular prism including a first entrance surface through which the first beam emitted from the first light source unit is incident, a first exit/reflection surface inclined with respect to the first entrance surface, and a second entrance surface on which the first light beam reflected by the first exit/reflection surface and the second light beam emitted from the second light source unit are incident, a second triangular prism including a third entrance surface through which the third light beam emitted from the third light source unit is incident, a second exit/reflection surface inclined with respect to the third entrance surface, and a fourth entrance surface facing the first exit/reflection surface and spaced a predetermined distance from the first exit/reflection surface, a first color filter formed on the second entrance surface to reflect the first light beam incident from the first exit/reflection surface and to transmit the second light beam such that the first and second light beams are directed toward the first exit/reflection surface, and a second color filter formed on the fourth entrance surface to reflect the third light beam incident from the second exit/reflection surface and to transmit the first and second light beams transmitted from the first exit/reflection surface such that the first, second, and third light beams are directed toward the second exit/reflection surface.

摘要翻译： 具有改进的颜色合成棱镜的照明单元，其可以合成从小型光源发射的光束，以及采用该照明单元的投射型图像显示装置。 照明单元包括发射不同波长带的第一，第二和第三光束的第一，第二和第三光源单元，包括第一入射面的第一三角棱镜，第一光源单元发射的第一光束通过第一入射面 相对于第一入射面倾斜的第一出射/反射面和由第一出射/反射面反射的第一光束和从第二光源单元发射的第二光束入射的第二入射面 第二三角棱镜，包括从第三光源单元发射的第三光束入射的第三入射面，相对于第三入射面倾斜的第二出射/反射面，以及面向第一出射口的第四入射面 /反射面，与第一出射/反射面隔开预定的距离，形成在第二入口处的第一滤色器 e反射从第一出射/反射表面入射的第一光束并透射第二光束，使得第一和第二光束指向第一出射/反射表面，以及形成在第四出射/反射表面上的第二滤光器 入射面以反射从第二出射/反射表面入射的第三光束，并透射从第一出射/反射表面透射的第一和第二光束，使得第一，第二和第三光束指向第二出射口 /反射面。

公开(公告)号：US20060067090A1

公开(公告)日：2006-03-30

申请号：US11119918

申请日：2005-05-03

申请人： Kye-hoon Lee ,  Young-chol Lee ,  Won-yong Lee

发明人： Kye-hoon Lee ,  Young-chol Lee ,  Won-yong Lee

IPC分类号： F21V7/04

CPC分类号： H04N9/3114 ,  F21V7/0091 ,  F21Y2115/10 ,  G02B6/4214 ,  G03B21/2013 ,  G03B21/2033 ,  G03B21/208 ,  H04N9/315

摘要： An illumination unit is provided which includes a glass rod including a parabolic reflection surface, a light incident surface facing the parabolic reflection surface, a concave portion formed inwardly in the light incident surface at a position of a focal point of the parabolic reflection surface, and a light guide portion facing the parabolic reflection surface and having a rectangular section. An LED module is disposed at the focal point of the parabolic reflection surface and emitting light to the parabolic reflection surface through the concave portion. A surface of the light guide portion parallel to the light incident surface is stepped from the light incident surface in a direction in which the rectangular section of the light guide portion decreases.

摘要翻译： 提供了一种照明单元，其包括玻璃棒，该玻璃棒包括抛物面反射面，面向抛物线反射面的光入射面，在抛物面反射面的焦点位置的光入射面内侧形成的凹部，以及 面向抛物面反射面并具有矩形截面的导光部。 LED模块设置在抛物面反射面的焦点处，并通过凹部将光发射到抛物面反射面。 与光入射面平行的导光部的表面从光入射面向导光部的矩形截面减小的方向成阶梯状。