Invention Grant
US09097965B2 Image projection device, image projection method, and image display device
有权
图像投影装置，图像投影方法和图像显示装置
- Patent Title: Image projection device, image projection method, and image display device
- Patent Title (中): 图像投影装置，图像投影方法和图像显示装置
-
Application No.: US13502030Application Date: 2010-10-04
-
Publication No.: US09097965B2Publication Date: 2015-08-04
- Inventor: Hiroshi Imai
- Applicant: Hiroshi Imai
- Applicant Address: JP Tokyo
- Assignee: NEC CORPORATION
- Current Assignee: NEC CORPORATION
- Current Assignee Address: JP Tokyo
- Agency: Sughrue Mion, PLLC
- Priority: JP2009-238088 20091015
- International Application: PCT/JP2010/067339 WO 20101004
- International Announcement: WO2011/046034 WO 20110421
- Main IPC: G03B21/26
- IPC: G03B21/26 ; G03B21/28 ; G01B11/28 ; G02B26/08 ; G02B26/02 ; H04N3/02 ; G03B21/14 ; G02B3/08 ; G02B15/00 ; G02B27/10 ; G02B27/14 ; G02B27/48
Abstract:
An image projection device includes beam generation means that emits a plurality of beams in one direction such that the plurality of beams are superimposed each other, a convergence angle of each beam being different from each other; and scanning means that scans projection surface with the beams emitted from beam generation means.
Public/Granted literature
- US20120200833A1 IMAGE PROJECTION DEVICE, IMAGE PROJECTION METHOD, AND IMAGE DISPLAY DEVICE Public/Granted day:2012-08-09
Information query
