Title:
PHOTODETECTOR FOR RING LASER GYROS
Document Type and Number:
WIPO Patent Application WO2002014786
Kind Code:
A3
Abstract:
A photodiode is formed with an integral mask so as to be able to block undesirable light. By forming the mask directly on the photodiode instead of etching the mask on a cover, or placing a mask on the cover, misalignment problems can be avoided.
Inventors:
MORTENSON DOUGLAS P
Application Number:
PCT/US2001/025040
Publication Date:
June 27, 2002
Filing Date:
August 09, 2001
Export Citation:
Assignee:
HONEYWELL INT INC (US)
International Classes:
G01C19/66; H01L31/0203; H01L31/10; H01S5/10; (IPC1-7): G01C19/66; H01L31/08
Foreign References:
| US3938894A | 1976-02-17 | |||
| US5371592A | 1994-12-06 |
Other References:
See also references of EP 1307706A2
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