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

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

Personal object detector

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

Personal object detector with enhanced stereo imaging capability

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

Phased-array equipment

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

Piling and pier inspection apparatus and method

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

Piling and pier inspection apparatus and method

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

Pixel display method and apparatus

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

Platform mounted ultrasonic sweep detection system

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

Portable fish finder

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

Portable human height measuring device

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

Portable narrow angle sonar range finder

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

Portable ultrasound height measuring apparatus

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

Position detecting device and industrial vehicle having the...

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

Power saving technique for pulse-echo acoustic ranging systems

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

Power-efficient sonar system employing a waveform and...

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

Preprocessor and adaptive beamformer for linear-frequency modula

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

Prevention of reporting unwanted signals by the filtering of...

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

Process and apparatus for improved interference suppression in e

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

Process and system for measuring when dragged underwater beneath

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

Process for setting the transmission frequency of a distance mea