Invention Grant
- Patent Title: Three-dimensional imaging system using optical pulses, non-linear optical mixers and holographic calibration
- Patent Title (中): 三维成像系统采用光脉冲,非线性光学混合器和全息校准
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Application No.: US10585157Application Date: 2004-12-22
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Publication No.: US08098275B2Publication Date: 2012-01-17
- Inventor: John J. Keating, III , Rainer Martini
- Applicant: John J. Keating, III , Rainer Martini
- Applicant Address: US NJ Hoboken
- Assignee: The Trustees of The Stevens Institute of Technology
- Current Assignee: The Trustees of The Stevens Institute of Technology
- Current Assignee Address: US NJ Hoboken
- Agency: Greenberg Traurig, LLP
- International Application: PCT/US2004/043408 WO 20041222
- International Announcement: WO2005/065272 WO 20050721
- Main IPC: H04N5/89
- IPC: H04N5/89 ; G06T17/00

Abstract:
A three dimensional imaging system is disclosed which includes a three dimensional display (12), three-dimensional calibration equipment (16), and one or more two-dimensional (15) or three dimensional (14) image scanners. The three-dimensional display (12) uses optical pulses (32a-32k) and a non linear optical mixer (18) to display a three-dimensional image (17). The three-dimensional image (17) is generated in voxels of the display volume (28) as the optical mixer (18) sweeps the display volume (28). The three-dimensional calibration equipment (16) uses a hologram projected proximal to a desired object (164) to calibrate optical imaging devices (162a-162c) and to simplify the combination of the images from one or more optical imaging devices (162a-162c) into three-dimensional information. The three-dimensional image scanner (14) employs optical pulses (136, 138) and a non-linear optical mixer (128) to acquire three-dimensional images of a desired object (134). The three-dimensional image scanner (14) captures both the shape and color of a desired object (134).
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