The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 22, 1989
Filed:
Mar. 14, 1988
Dennis P Bevan, Alhambra, CA (US);
Litton Systems, Inc., Beverly Hills, CA (US);
Abstract
A fiber optic telemetry system includes an input coupler having a terminal connected to the input of the telemetry system. An output coupler has one of its terminals connected to the output of the telemetry system. A first interferometer or sensor has its input terminal connected to the output terminal of the input coupler, and has its output terminal connected to the output coupler. A third coupler has one of its input terminals connected to the second output of the input coupler, and has a second input terminal connected to the second input of the output coupler. Second and third sensors have their input terminals connected to the output terminals of the third coupler.