Invention Grant
- Patent Title: Projection display device
- Patent Title (中): 投影显示设备
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Application No.: US14207668Application Date: 2014-03-13
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Publication No.: US09357156B2Publication Date: 2016-05-31
- Inventor: Hirokazu Sakaguchi
- Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Applicant Address: JP Osaka
- Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Current Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Current Assignee Address: JP Osaka
- Agency: Shinjyu Global IP
- Priority: JP2013-056319 20130319; JP2013-262194 20131219
- Main IPC: H04N5/74
- IPC: H04N5/74 ; G03B21/20 ; H04N9/31
Abstract:
A projector 100 comprising a light source (130), a reflective light bulb (DMD 180), a projection optical system, an illumination optical system (120) that guides light emitted from the light source to the reflective light bulb, a stationary aperture (166), and a movable aperture (167).
Public/Granted literature
- US09319624B2 Projection display device Public/Granted day:2016-04-19
Information query
