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

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

Device for measuring distance with ultrasound

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

Device for measuring the velocity of a variety of objects

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

Device for processing modulated signals received by a lateral so

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

Device for selectively detecting a moving object

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

Device for the determination of a ship in dock at the time of do

Communications – electrical: acoustic wave systems and devices – Echo systems – Returned signal used for control

Device for transit time measurement and method

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

Digital beamformer having multi-phase parallel processing

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

Digital beamforming and filtering circuit

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

Digital bottom mapping

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

Digital homodyne processing system

Communications – electrical: acoustic wave systems and devices – Echo systems – Returned signal used for control

Digital phase-locked loop

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

Digital sounder module and method for detecting

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

Digital sounder module and method for detecting

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

Digital time-delay acoustic imaging

Communications – electrical: acoustic wave systems and devices – Echo systems – Returned signal used for control

Digital time-delay beamformer for sonar systems

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

Digitally controlled oscillator

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

Digitizing planimeter

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

Dimensioning system and method of dimensioning

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

Dimensioning system and method of dimensioning

Reissue Patent