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

Partial beamforming

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 – Echo systems – Returned signal used for control

Patch test for 3D sonar data

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

Pattern comparison ultrasonic surveillance system with noise sup

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

Phased array for an ultrasonic transducer

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 – Parametric sonar

Platform carried bistatic sonar

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 – Returned signal used for control

Pool monitor

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 – Presence or movement only detection

Portable security system for outdoor sites

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

Portable ultrasound height measuring apparatus