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 – By combining or comparing signals

Methods and systems for passive range and depth localization

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

MILES hand grenade

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

Mobile object communication and position determination

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

Modular robotic platform with acoustic navigation system

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

Motion detectors and occupancy sensors based in displacement...

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

Moving body control apparatus

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

Multi-beam digital beamforming method and apparatus

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

Multi-channel signal separation

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

Multi-layered polymer hydrophone array

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

Multi-line towed acoustic array shape measurement unit

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

Multi-stage maximum likelihood target estimator

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

Multi-static, opportune-source-exploiting, passive sonar...

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

Multiple-frequency sonar system