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    • 5. 发明授权
    • Projection-type image display apparatus
    • 投影式图像显示装置
    • US07455409B2
    • 2008-11-25
    • US11154624
    • 2005-06-17
    • Su-gun KimDae-sik KimKye-hoon Lee
    • Su-gun KimDae-sik KimKye-hoon Lee
    • G03B21/26G03B21/28
    • G03B21/2013G03B21/2066G03B21/208
    • A projection-type image display apparatus using a light emitting diode light source including a compact optical arrangement. The projection-type image display apparatus includes an illumination optical system including a light emitting diode light source to produce light and emit the light produced in one direction, a uniform light illumination unit disposed along a first optical path to change a propagation direction of the light emitted from the illumination optical system and to emit uniform light, a display device to form an image from the light emitted from the uniform light illumination unit, and a projection optical system disposed along a second optical path to enlarge and project the image formed by the display device onto a screen, wherein the first optical path along which the uniform light illumination unit is disposed and the second optical path along which the projection optical system is disposed are parallel or substantially parallel to each other.
    • 一种使用包括紧凑型光学布置的发光二极管光源的投影型图像显示装置。 投影型图像显示装置包括:照明光学系统,包括发光二极管光源,用于产生光并发射沿一个方向产生的光;均匀的光照射单元,沿着第一光路设置,以改变光的传播方向 从照明光学系统发射并发射均匀的光,显示装置,用于从均匀光照射单元发射的光形成图像;以及投影光学系统,沿着第二光路设置,以放大和投影由 显示装置到屏幕上,其中布置均匀光照明单元的第一光路和投影光学系统所设置的第二光路彼此平行或基本平行。
    • 7. 发明申请
    • Projection-type image display apparatus
    • 投影式图像显示装置
    • US20060033886A1
    • 2006-02-16
    • US11154624
    • 2005-06-17
    • Su-gun KimDae-sik KimKye-hoon Lee
    • Su-gun KimDae-sik KimKye-hoon Lee
    • G03B21/26
    • G03B21/2013G03B21/2066G03B21/208
    • A projection-type image display apparatus using a light emitting diode light source including a compact optical arrangement. The projection-type image display apparatus includes an illumination optical system including a light emitting diode light source to produce light and emit the light produced in one direction, a uniform light illumination unit disposed along a first optical path to change a propagation direction of the light emitted from the illumination optical system and to emit uniform light, a display device to form an image from the light emitted from the uniform light illumination unit, and a projection optical system disposed along a second optical path to enlarge and project the image formed by the display device onto a screen, wherein the first optical path along which the uniform light illumination unit is disposed and the second optical path along which the projection optical system is disposed are parallel or substantially parallel to each other.
    • 一种使用包括紧凑型光学布置的发光二极管光源的投影型图像显示装置。 投影型图像显示装置包括:照明光学系统,包括发光二极管光源,用于产生光并发射沿一个方向产生的光;均匀的光照射单元,沿着第一光路设置,以改变光的传播方向 从照明光学系统发射并发射均匀的光,显示装置,用于从均匀光照射单元发射的光形成图像;以及投影光学系统,沿着第二光路设置,以放大和投影由 显示装置到屏幕上,其中布置均匀光照明单元的第一光路和投影光学系统所设置的第二光路彼此平行或基本平行。
    • 8. 发明授权
    • Side light-emitting device, backlight unit having the side light-emitting device, and liquid crystal display apparatus employing the backlight unit
    • 侧面发光装置,具有侧面发光装置的背光单元以及采用背光单元的液晶显示装置
    • US07543965B2
    • 2009-06-09
    • US11259283
    • 2005-10-27
    • Ji-whan NohDong-ha KimJoon-chan ParkKye-hoon Lee
    • Ji-whan NohDong-ha KimJoon-chan ParkKye-hoon Lee
    • F21V7/00
    • G02F1/133603G02B19/0028G02B19/0061
    • A side light-emitting device, a backlight unit using the side light-emitting device as a light source, and a liquid crystal display (LCD) apparatus employing the backlight unit. The side light-emitting device includes a light-emitting device to generate light and a side emitter disposed adjacent to the light-emitting device to emit the light incident from the light-emitting device in a lateral direction. The side emitter includes a reflecting surface to reflect incident light, and a reflecting/refracting surface to totally internally reflect light incident directly from the light-emitting device to the reflecting surface and to refract the light incident from the reflecting surface so that the refracted light propagates in the lateral direction. Since the side light-emitting device emits most the light in the lateral direction, using the side light-emitting device as a light source in a backlight unit allows light to be mixed evenly.
    • 侧面发光装置,使用侧面发光装置作为光源的背光单元以及采用该背光单元的液晶显示器(LCD)装置。 侧发光装置包括发光装置,发光装置和与发光装置相邻配置的侧发射器,以沿横向发射从发光装置入射的光。 侧发射器包括反射入射光的反射面和反射/折射表面,以将从发光器件直接入射的光全部内反射到反射表面,并折射从反射表面入射的光,使得折射光 沿横向传播。 由于侧面发光装置在横向发射大部分光,因此使用侧面发光装置作为背光单元中的光源使得能够均匀地混合光。