LandOfFree - US Patents - Listing for Communications, electrical: acoustic wave systems and devices,Distance or direction finding

Communications – electrical: acoustic wave systems and devices – Distance or direction finding

Marine acoustic analysis system and method

Communications – electrical: acoustic wave systems and devices – Distance or direction finding – By combining or comparing signals

Matched-lag filter for detection and communication

Communications – electrical: acoustic wave systems and devices – Distance or direction finding – With towing

Means for monitoring the laying of a deep sea cable or flexible

Communications – electrical: acoustic wave systems and devices – Distance or direction finding – With beam steering – scanning – or focussing

Measurement and compensation system for beam forming array

Communications – electrical: acoustic wave systems and devices – Distance or direction finding – By combining or comparing signals

Measurement system using sonic and ultrasonic waves

Communications – electrical: acoustic wave systems and devices – Distance or direction finding – With time interval measuring means

Measuring the miss distance of projectiles

Communications – electrical: acoustic wave systems and devices – Distance or direction finding

Method and a device for measuring a distance by means of ultraso

Communications – electrical: acoustic wave systems and devices – Distance or direction finding – With time interval measuring means

Method and a system for locating a firearm on the basis of acous

Communications – electrical: acoustic wave systems and devices – Distance or direction finding – By combining or comparing signals

Method and apparatus for acoustic emission monitoring

Communications – electrical: acoustic wave systems and devices – Distance or direction finding – By combining or comparing signals

Method and apparatus for acoustic source tracking using a...

Communications – electrical: acoustic wave systems and devices – Distance or direction finding – With time interval measuring means

Method and apparatus for approximating a source position of...

Communications – electrical: acoustic wave systems and devices – Distance or direction finding – By combining or comparing signals

Method and apparatus for detecting acoustic signals from a...

Communications – electrical: acoustic wave systems and devices – Distance or direction finding – With electromagnetic wave

Method and apparatus for detecting and locating a concealed list

Communications – electrical: acoustic wave systems and devices – Distance or direction finding – With beam steering – scanning – or focussing

Method and apparatus for detecting location of a subterranean pi

Communications – electrical: acoustic wave systems and devices – Distance or direction finding – With beam steering – scanning – or focussing

Method and apparatus for detecting location of a subterranean pi

Communications – electrical: acoustic wave systems and devices – Distance or direction finding – With plurality of transducers

Method and apparatus for detecting the position of the edge...

Communications – electrical: acoustic wave systems and devices – Distance or direction finding – By combining or comparing signals

Method and apparatus for detecting, evaluating and...

Communications – electrical: acoustic wave systems and devices – Distance or direction finding

Method and apparatus for detection of edge position thickness or

Communications – electrical: acoustic wave systems and devices – Distance or direction finding – By combining or comparing signals

Method and apparatus for determining orientation