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

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

Detecting multiple phase flow in a conduit

Communications – electrical: acoustic wave systems and devices – Seismic prospecting

Detecting subterranean hydrocarbon accumulations

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

Detection and classification for multi-beam sonar systems

Communications – electrical: acoustic wave systems and devices – Wellbore telemetering – Through well fluids

Detection means for mud pulse telemetry system

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

Detection method and apparatus

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

Detection of moving objects

Communications – electrical: acoustic wave systems and devices – Acoustic image conversion – Acoustic holography

Detection panel and method for acoustic holography

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

Detection system

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

Detector employing logic circuitry for the selective screening o

Communications – electrical: acoustic wave systems and devices – Acoustic image conversion – Acoustic holography

Detector in ultrasonic holography

Communications – electrical: acoustic wave systems and devices – Seismic prospecting – Well logging

Determination of anisotropic moduli of earth formations

Communications – electrical: acoustic wave systems and devices – Seismic prospecting – Offshore prospecting

Determination of far field signatures, for instance of seismic s

Communications – electrical: acoustic wave systems and devices – Seismic prospecting – Land-reflection type

Determination of fluid properties of earth formations using...

Communications – electrical: acoustic wave systems and devices – Seismic prospecting – Well logging

Determination of formation permeability from a long-spaced acous

Communications – electrical: acoustic wave systems and devices – Seismic prospecting – Well logging

Determination of formation permeability from an acoustic log

Communications – electrical: acoustic wave systems and devices – Seismic prospecting – Offshore prospecting

Determination of reflectivity and water depth for marine seismic

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

Determination of sensor distance

Communications – electrical: acoustic wave systems and devices – Borehole testing

Determination of stress characteristics of earth formations

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

Determination of system response