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

Ultrasonic binaural sensory aid for a blind person

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

Ultrasonic centering apparatus

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

Ultrasonic control unit for a travelling cutter

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

Ultrasonic detection and communication system for automobiles

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

Ultrasonic detector

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

Ultrasonic device

Communications – electrical: acoustic wave systems and devices – Echo systems – Presence or movement only detection

Ultrasonic displacement sensor using digital signal...

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

Ultrasonic displacement sensor using envelope detection

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

Ultrasonic distance detection for visually impaired pedestrians

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

Ultrasonic distance measurement method and device by...

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

Ultrasonic distance measuring apparatus

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

Ultrasonic distance measuring apparatus

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

Ultrasonic distance measuring system

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

Ultrasonic distance sensor

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

Ultrasonic distance sensor with dual burst noise rejection

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

Ultrasonic distance sensors

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

Ultrasonic doppler effect speed measurement

Communications – electrical: acoustic wave systems and devices – Echo systems – Presence or movement only detection

Ultrasonic doppler fish detector

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

Ultrasonic doppler flow meter