Invention Grant
- Patent Title: Illumination device and image projection apparatus comprising the device
- Patent Title (中): 包括该装置的照明装置和图像投影装置
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Application No.: US09205634Application Date: 1998-12-03
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Publication No.: US06227669B1Publication Date: 2001-05-08
- Inventor: Kuo-Tung Tiao , Kuang-Vu Chen , Fu-Ming Chuang , Jinn-Chou Yoo
- Applicant: Kuo-Tung Tiao , Kuang-Vu Chen , Fu-Ming Chuang , Jinn-Chou Yoo
- Priority: TW87108195 19980526
- Main IPC: G03B2100
- IPC: G03B2100
Abstract:
An image display is illuminated by a light source employing a plurality of low power light emitting devices. The lifetime and light intensity of the light sourceare increased by orders of magnitude. The illumination provided by the light source is made uniform to efficiently utilize the light source and so obtain optimum projection results.
Information query
