发明授权
US5355181A Apparatus for direct display of an image on the retina of the eye using
a scanning laser
失效
用于使用扫描激光在眼睛的视网膜上直接显示图像的装置
- 专利标题: Apparatus for direct display of an image on the retina of the eye using a scanning laser
- 专利标题(中): 用于使用扫描激光在眼睛的视网膜上直接显示图像的装置
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申请号: US745704申请日: 1991-08-16
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公开(公告)号: US5355181A公开(公告)日: 1994-10-11
- 发明人: Koji Ashizaki , Masanobu Yamamoto , Senri Miyaoka , Sakuya Tamada
- 申请人: Koji Ashizaki , Masanobu Yamamoto , Senri Miyaoka , Sakuya Tamada
- 申请人地址: JPX Tokyo
- 专利权人: Sony Corporation
- 当前专利权人: Sony Corporation
- 当前专利权人地址: JPX Tokyo
- 优先权: JPX2-216978 19900820; JPX3-074736 19910314
- 主分类号: G02B5/30
- IPC分类号: G02B5/30 ; G02B26/10 ; G02B27/01 ; G02B27/22 ; G02B27/26 ; H04N9/31 ; H04N13/00 ; H04N13/04
摘要:
A direct viewing picture image display apparatus displays a good picture image with a small amount of light and low power consumption using a laser beam without producing speckle noises. The display apparatus comprises a light source for emitting a laser beam, an optical modulating system for optically modulating the laser beam from the light source in response to a video signal, a scanning system for horizontally and vertically scanning the modulated laser beam from the scanning signal in response to a scanning signal, and a projecting optical system for projecting the scanned laser beam from the scanning system to form an image of the laser beam on the retina of an eye of an observer. Depth information is provided to the laser beam at a suitable stage after optical modulation by the optical modulating system so that a stereoscopic image is displayed.
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