LandOfFree - US Patents - Listing for Communications, electrical: acoustic wave systems and devices

Communications – electrical: acoustic wave systems and devices – Sonar counter-measures

Panel spacer with acoustic and vibration damping

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

Panoramic audio device for passive sonar

Communications – electrical: acoustic wave systems and devices – Signal transducers – Underwater type

Parachute array

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

Parallel digital beam-forming system

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

Parallel GCS structure for adaptive beamforming under...

Communications – electrical: acoustic wave systems and devices – Echo systems – Speed determination

Parametric array Doppler sonar apparatus

Communications – electrical: acoustic wave systems and devices – Receiver circuitry

Parametric clutter elimination

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

Partial beamforming

Communications – electrical: acoustic wave systems and devices – Signal transducers – Receivers

Particle motion vector measurement in a towed, marine...

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

Particle tracking technique for studying fluid flow in industria

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

Passive acoustic aquatic animal finder apparatus and method

Communications – electrical: acoustic wave systems and devices – Testing – monitoring – or calibrating

Passive acoustic tornado detector and detection method

Communications – electrical: acoustic wave systems and devices – Echo systems – Side scanning or contour mapping sonar systems

Passive active underwater sound detection apparatus

Communications – electrical: acoustic wave systems and devices – Transmitter systems – With beam forming – shaping – steering – or scanning

Passive beamformer with low side lobes

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

Passive direction finding device

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

Passive locating system

Communications – electrical: acoustic wave systems and devices – Signal transducers – Receivers

Passive long range acoustic sensor

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

Passive method for obtaining target data from a sound source

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

Passive multipath target range and depth estimation using a vari