Invention Grant
US07878657B2 Servo feedback control based on invisible scanning servo beam in scanning beam display systems with light-emitting screens
有权
在具有发光屏的扫描光束显示系统中基于不可见扫描伺服光束的伺服反馈控制
- Patent Title: Servo feedback control based on invisible scanning servo beam in scanning beam display systems with light-emitting screens
- Patent Title (中): 在具有发光屏的扫描光束显示系统中基于不可见扫描伺服光束的伺服反馈控制
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Application No.: US11769580Application Date: 2007-06-27
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Publication No.: US07878657B2Publication Date: 2011-02-01
- Inventor: Roger A. Hajjar
- Applicant: Roger A. Hajjar
- Applicant Address: US CA San Jose
- Assignee: Prysm, Inc.
- Current Assignee: Prysm, Inc.
- Current Assignee Address: US CA San Jose
- Agency: Fish & Richardson P.C.
- Main IPC: G03B21/00
- IPC: G03B21/00 ; G01J1/42 ; G02B26/10
Abstract:
Scanning beam display systems that scan at least one invisible servo beam and an excitation beam onto a screen that emits visible light under excitation of the light of the excitation beam and control optical alignment of the excitation beam based on positioning of the servo beam on the screen via a feedback control.
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