Invention Grant
US08007111B2 Projector having image pickup unit, distance measuring unit, image signal processing unit, and projection unit and projection display method
有权
具有图像拾取单元，测距单元，图像信号处理单元，投影单元和投影显示方法的投影仪
- Patent Title: Projector having image pickup unit, distance measuring unit, image signal processing unit, and projection unit and projection display method
- Patent Title (中): 具有图像拾取单元，测距单元，图像信号处理单元，投影单元和投影显示方法的投影仪
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Application No.: US12248172Application Date: 2008-10-09
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Publication No.: US08007111B2Publication Date: 2011-08-30
- Inventor: Kiyoto Kojima
- Applicant: Kiyoto Kojima
- Applicant Address: JP Tokyo
- Assignee: Seiko Epson Corporation
- Current Assignee: Seiko Epson Corporation
- Current Assignee Address: JP Tokyo
- Agency: AdvantEdge Law Group, LLC
- Priority: JP2007-273742 20071022; JP2008-185041 20080716
- Main IPC: G03B21/26
- IPC: G03B21/26
Abstract:
A projector includes: an image pickup unit which obtains an image of a subject; an image signal processing unit which cuts an image corresponding to a projection display area of the subject contained in an image obtained by the image pickup unit, and processes an image signal such that the cut image has a predetermined size to produce a projection image signal; and a projection unit which produces an image according to the image signal produced by the image signal processing unit and projects the image.
Public/Granted literature
- US20090102987A1 PROJECTOR AND PROJECTION DISPLAY METHOD Public/Granted day:2009-04-23
Information query
