Invention Grant
- Patent Title: Motorized adjustable convergence mechanism for projection displays
- Patent Title (中): 用于投影显示的电动可调节会聚机构
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Application No.: US12508154Application Date: 2009-07-23
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Publication No.: US08167433B2Publication Date: 2012-05-01
- Inventor: Guo Qing He
- Applicant: Guo Qing He
- Applicant Address: US CA Cypress
- Assignee: Christie Digital Systems USA, Inc.
- Current Assignee: Christie Digital Systems USA, Inc.
- Current Assignee Address: US CA Cypress
- Agency: Perry+Currier Inc.
- Main IPC: G03B21/14
- IPC: G03B21/14
Abstract:
A light engine for use in a projector, comprising a motorized adjustable convergence mechanism for fine adjusting the relative positions of red, green and blue channel sub-assemblies. Motors are mounted on fixed elements of the sub-assemblies for driving movable elements thereof, including imaging devices thereof such as digital micromirror devices.
Public/Granted literature
- US20110019157A1 MOTORIZED ADJUSTABLE CONVERGENCE MECHANISM FOR PROJECTION DISPLAYS Public/Granted day:2011-01-27
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