RING LASER GYROSCOPE WITH A NON-LOSS INDUCING MODE SUPPRESSION MECHANISM
Assignee
Litton Systems
Filed as: LITTON SYSTEMS, INC., A CORP. OF DE
Filed
Apr 5, 1989
Granted
Feb 27, 1996
Location
THOUSAND OAKS CA US
Abstract
Disclosed herein is an apertureless ring laser gyroscope which achieves higher order transverse mode suppression without the use or need for a restrictive aperture that can be a source of unwanted scatter. Such mode suppression is achieved by operating the ring laser gyroscope in a higher pressure range (from 12 to 18 torr) than the range normally considered for ring laser gyroscope operation. Through the mechanism of pressure broadening and mode competition, the lower order TEM00 mode remains the only transverse mode present in the optical cavity of the ring laser gyroscope.
Source: Google Patents
35 USC §181 Secrecy Order
Imposed
May 21, 1990
Rescinded
Feb 25, 1994
Duration
3 years, 9 months
Inventor
- 1LAURENCE G. COTE
Technology Domains
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Record Details
- Patent number
- US 5495335
- Application
- 07334009
- Aerospace match
- Yes
- Dataset source
- 35 USC §181 SO records
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