Invention Grant
- Patent Title: Tilt-sensitive camera projected viewfinder
- Patent Title (中): 倾斜感光相机投影取景器
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Application No.: US11688217Application Date: 2007-03-19
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Publication No.: US07729600B2Publication Date: 2010-06-01
- Inventor: Kurt W. Piersol , Peter E. Hart , Sergey Chemishkian
- Applicant: Kurt W. Piersol , Peter E. Hart , Sergey Chemishkian
- Applicant Address: JP Tokyo
- Assignee: Ricoh Co. Ltd.
- Current Assignee: Ricoh Co. Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Fenwick & West LLP
- Main IPC: G03B17/00
- IPC: G03B17/00 ; G03B13/02 ; G03B17/48

Abstract:
A tilt-sensitive viewfinder indicates the area of an object plane within view of the camera using a visible signal projected from the camera. A direction sensor determines the camera orientation and modifies the visible signal as the camera orientation changes. Changes in appearance of the visible signal reflect changes in the camera field of view. Data from the direction sensor describing camera orientation may be stored in a data storage device and may be associated with data describing the captured image. The stored camera orientation data improves processing of captured images by providing information about angular components of the captured images.
Public/Granted literature
- US20080232788A1 Tilt-Sensitive Camera Projected Viewfinder Public/Granted day:2008-09-25
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