Communications

Communications, Electrical: Acoustic Wave Systems And Devices

With Plurality Of Transducers

No:5144594

Acoustic mouse system

No:7433266

Acoustic source localization system and applications of the same

No:6980486

Acquisition system particularly suited for tracking targets having high bearing rates

No:6622647

Active noise cancellation for a torpedo seeker head

No:6691073

Adaptive state space signal separation, discrimination and recovery

No:6160757

Antenna formed of a plurality of acoustic pick-ups

No:7417924

Apparatus, systems and methods for determining position of marine seismic acoustic receivers

No:7173880

Arrangement with an acoustic array with a sound velocity meter

No:4980870

Array compensating beamformer

No:7164620

Array device and mobile terminal

No:5459696

Artillery shell counter

No:5912862

Automatic determination of sniper position from a stationary or mobile platform

No:5973998

Automatic real-time gunshot locator and display system

No:3763465

Bearing deviation indicator

No:H1618

Coherent arrays of drifting sonobuoys

No:4897510

Coordinate inputting device including an electrode to reduce noise components

No:3886553

Coordinate locating method and system

No:4887245

Coordinates input apparatus

No:5018113

Damage location system for a tanker ship

No:6868044

Data adaptive interference suppression

No:7366056

Depth sounding by acoustic pingers in a seismic spread

No:6470002

Detection system for determining positional information about objects

No:7170820

Determination of time difference of arrival in distributed sensor networks

No:7483336

Device for avoiding obstacles for high-speed multi-hulled watercraft

No:1839290

Direction finder for radiowaves

No:3789353

Diver communication system

No:6552963

Firearm discharge detection device and warning system

No:5363343

Folded hydrophone array for narrow marine vehicles

No:5488489

Image read-out and reproducing apparatus

No:4910718

Method and apparatus for acoustic emission monitoring

No:7266044

Method and apparatus for acoustic source tracking using a horizontal line array

No:7151715

Method and apparatus for detecting the position of the edge of a moving product web

No:6317387

Method and apparatus for inspecting a submerged structure

No:5987983

Method and apparatus for measuring acceleration

No:7471592

Method and apparatus for passive acoustic ranging

No:7417923

Method and apparatus for performing an ultrasonic survey

No:6615143

Method and apparatus for reconstructing and acoustic field

No:2721316

Method and means for aiding the blind

No:7372773

Method and system of providing clustered networks of bearing-measuring sensors

No:6847588

Method for changing the frequency for sampling sonar wavefronts

No:5454720

Method for elimination of ambiguous solutions in a hyperbolic positioning system

No:5128904

Method for estimating the location of a sensor relative to a seismic energy source

No:1639667

Method for radio position finding

No:7161873

Method of detecting and locating a source of partial discharge in an electrical apparatus

No:4965732

Methods and arrangements for signal reception and parameter estimation

No:5668775

Methods for determining the position of seismic equipment, and applications of the methods

No:2962696

Muzzle blast sound wave detection apparatus

No:7277359

Navigation processor, a system comprising such a navigation processor and a method of controlling an underwater system by such a navigation processor

No:2170835

Navigational system

No:5537511

Neural network based data fusion system for source localization