Invention Grant
- Patent Title: Projector with multiple different types of illumination devices
- Patent Title (中): 具有多种不同类型照明装置的投影机
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Application No.: US13177160Application Date: 2011-07-06
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Publication No.: US09010938B2Publication Date: 2015-04-21
- Inventor: Koichi Akiyama
- Applicant: Koichi Akiyama
- Applicant Address: JP Tokyo
- Assignee: Seiko Epson Corporation
- Current Assignee: Seiko Epson Corporation
- Current Assignee Address: JP Tokyo
- Agency: Oliff PLC
- Priority: JP2010-171625 20100730
- Main IPC: G03B21/20
- IPC: G03B21/20 ; G03B21/14 ; G02B27/14 ; G03B21/16

Abstract:
A projector according to an embodiment of the invention includes: an illumination device adapted to generate an illumination light; and a light modulation device adapted to modulate the illumination light in accordance with image information, wherein the illumination device includes a first illumination device including a fluorescence generation section adapted to generate a fluorescence from an excitation light generated by a first solid-state light source, and a second illumination device including a rod integrator optical system adapted to equalize an in-plane light intensity distribution of a colored light generated by a second solid-state light source.
Public/Granted literature
- US20120026469A1 PROJECTOR Public/Granted day:2012-02-02
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