Invention Grant
- Patent Title: Screen and laser display apparatus using the same
- Patent Title (中): 屏幕和使用其的激光显示装置
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Application No.: US14640300Application Date: 2015-03-06
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Publication No.: US09411169B2Publication Date: 2016-08-09
- Inventor: Woojae Park , Jaewook Kwon , Chanyoung Yoon
- Applicant: LG ELECTRONICS INC.
- Applicant Address: KR Seoul
- Assignee: LG ELECTRONICS INC.
- Current Assignee: LG ELECTRONICS INC.
- Current Assignee Address: KR Seoul
- Agency: Ked & Associates, LLP
- Priority: KR10-2014-0099284 20140801
- Main IPC: G03B21/56
- IPC: G03B21/56 ; G02B27/48 ; G02B5/02 ; G02B6/08

Abstract:
There is disclosed a screen including a first diffusion plate for transmitting a laser light for image display, a second diffusion plate spaced apart a preset distance from the first diffusion plate, and a plurality of optical transmission tubes arranged between the first diffusion plate and the second diffusion plate to transfer the laser light transmitted from the first diffusion plate to the second diffusion plate, wherein the optical transmission tube includes a body portion comprising a first surface facing the first diffusion plate and a second surface facing the second diffusion plate, vided in the body portion to a central region of the second surface provided in the body portion, and at least one optical fiber arranged in the through hole to transfer the laser light, only to reduce speckle noise of laser, and a laser display apparatus using the same.
Public/Granted literature
- US20160033785A1 SCREEN AND LASER DISPLAY APPARATUS USING THE SAME Public/Granted day:2016-02-04
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