LASER ANEMOMETER FREQUENCY TO D.C. CONVERTER

A method and apparatus for converting frequency information to a DC voltage for use particularly with a laser velocity measuring system whereby a laser beam is passed through a flowing media, and a portion of the Doppler shifted beam is optically combined with the non-shifted beam to produce a fixed...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WELCH N,US, RAY R,US
Format:	Patent
Sprache:	eng
Schlagworte:	ANALOGOUS ARRANGEMENTS USING OTHER WAVES DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION ORRERADIATION OF RADIO WAVES MEASURING MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION,OR SHOCK PHYSICS RADIO DIRECTION-FINDING RADIO NAVIGATION TESTING
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