172349 ⎘
Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic or infrasonic waves; Systems for determining direction or deviation from predetermined direction using transducers spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems
Sub-classes:MULTI-MODAL ACOUSTIC IMAGING TOOL
#2SYSTEMS AND METHODS FOR DETACHABLE AND ATTACHABLE ACOUSTIC IMAGING SENSORS
#3Device for Acoustic Source Localization
#4SYSTEMS AND METHODS FOR PROJECTING AND DISPLAYING ACOUSTIC DATA
#5Device for Acoustic Source Localization
#6SYSTEMS AND METHODS FOR ANALYZING AND DISPLAYING ACOUSTIC DATA
#7Firearm Discharge Location Systems and Methods
#8SYSTEMS AND METHODS FOR REPRESENTING ACOUSTIC SIGNATURES FROM A TARGET SCENE
#9VEHICLE ULTRASONIC SENSOR DETECTION
#10Device for acoustic source localization
#11Device for acoustic source localization
#12Device for Acoustic Source Localization
#13High-accuracy velocity and range estimation of a moving target using differential Zadoff-Chu codes
#14Device for acoustic source localization
#15MULTI-MODAL ACOUSTIC IMAGING TOOL
#16Audio source localization
#17TIME-VARYING TEMPLATE FOR IMPROVED SHORT-DISTANCE PERFORMANCE IN CODED ULTRASONIC RANGING
#18Firearm discharge location systems and methods
#19Systems and methods for analyzing and displaying acoustic data
#20Systems and methods for detachable and attachable acoustic imaging sensors
#21SYSTEMS AND METHODS FOR PROJECTING AND DISPLAYING ACOUSTIC DATA
#22Systems and methods for representing acoustic signatures from a target scene
#23Wave-source-direction estimation device, wave-source-direction estimation method, and program storage medium
#24WAVE-SOURCE-DIRECTION ESTIMATION DEVICE, WAVE-SOURCE-DIRECTION ESTIMATION METHOD, AND PROGRAM STORAGE MEDIUM
#25Ultrasonic range sensing enables measured social contact
#26Ultrasonic beacon tracking
#27Time-varying template for improved short-distance performance in coded ultrasonic ranging
#28Photographing control method and controller with target localization based on sound detectors
#29Device for acoustic source localization
#30Underwater acoustic tracking and two way messaging system
#31Ultrasonic device and ultrasonic sensor
#32System for detecting an object approaching and/or impacting electrical equipment
#33Direction of arrival estimation of acoustic-signals from acoustic source using sub-array selection
#34Method and system for localization of ball hit events
#35SIGNAL PROCESSING APPARATUS, SIGNAL PROCESSING METHOD, AND SIGNAL PROCESSING PROGRAM
#36Wave source direction estimation apparatus, wave source direction estimation system, wave source direction estimation method, and wave source direction estimation program
#37Focus and/or parallax adjustment in acoustic imaging using distance information
#38Device for acoustic source localization
#39ELECTRONIC DEVICE WITH DISTANCE DETECTION FUNCTION AND DISTANCE DETECTION METHOD THEREOF
#40Multifunction channelizer/DDC architecture for a digital receiver/exciter
#41Methods and apparatus to detect spillover in an audience monitoring system
#42Audio processing apparatus and method, and program
#43DEVICES, SYSTEMS AND METHODS OF LOCATION IDENTIFICATION
#44SIGNAL DETECTION DEVICE, SIGNAL DETECTION METHOD, AND RECORDING MEDIUM
#45Methods and apparatus to detect spillover in an audience monitoring system
#46Sound source position detection device, sound source position detection method, sound source position detection program, and recording medium
#47System for confined spaces acoustic source localization
#48Drone delivery using earpiece
#49Sound source separation apparatus
#50Ultrasonic beacon tracking
#51Signal processing apparatus, signal processing method, and signal processing program
#52Time delay estimation apparatus and time delay estimation method therefor
#53Determining audio event based on location information
#54Monitoring system for monitoring a watercraft or several watercrafts as well as a process for verifying a watercraft or several watercrafts
#55Acoustic source localization in confined spaces
#56Underwater acoustic tracking and two way messaging system
#57Methods and apparatus to detect spillover in an audience monitoring system
#58Automated user/sensor location recognition to customize audio performance in a distributed multi-sensor environment
#59Underwater acoustic array, communication and location system
#60Determining miss distance and bullet speed of a burst of bullets
#61System for monitoring a remote underwater location
#62METHOD AND DEVICE FOR A MOBILE TERMINAL TO LOCATE A SOUND SOURCE
#63Sparsity-driven passive tracking of acoustic sources
#64Directional ultrasonic gas leak detector
#65Methods and apparatus to detect spillover in an audience monitoring system
#66Method and device for phase-based localization of a target device using interval analysis
#67Satellite and acoustic tracking device
#68Distance measurement
#69Determining a position of a submersible vehicle within a body of water
#70Analog signal processing method for accurate single antenna direction finding
#71Sound processing apparatus and sound processing method
#72Ultrasonic Positioning System and Method Using the Same
#73Acoustic monitoring of block caving
#74Passive acoustic bearing estimation via ultra short baseline wideband methods
#75Beamforming Sensor Nodes And Associated Systems
#76Sound source detection system
#77Surface mapping by virtual array processing via separate transmissions
#78Sound source detection device
#79Approaching vehicle detecting system and approaching vehicle detecting method
#80Automated user/sensor location recognition to customize audio performance in a distributed multi-sensor environment
#81Technique for localizing sound source
#82Vehicle direction identification device, vehicle direction identification method and program therefor
#83Gunshot locating system and method
#84Acoustic localization of a speaker
#85Determining a position of a submersible vehicle within a body of water
#86System and method for estimating the direction of arrival of a sound
#87SENSOR AND SENSING METHOD
#88Distributed signal processing systems and methods
#89Self calibrating shooter estimation
#90SOUND IMAGE LOCALIZATION ESTIMATING DEVICE, SOUND IMAGE LOCALIZATION CONTROL SYSTEM, SOUND IMAGE LOCALIZATION ESTIMATION METHOD, AND SOUND IMAGE LOCALIZATION CONTROL METHOD
#91Ultrasonic sensor with piezoelectric elements and acoustic matching members
#92SOUND SOURCE TRACKING DEVICE
#93Passive acoustic underwater intruder detection system
#94METHOD FOR MONITORING A TRAFFIC ROUTE FOR A MEANS OF TRANSPORT OF A PREDETERMINED KIND
#95Direction of arrival estimation apparatus and method thereof
#96Sound source separating apparatus and sound source separating method
#97Sonic wave output device, voice communication device, sonic wave output method and program
#98Sensor for airborne shooter localization system
#99Ultrasonic sensor with piezoelectric elements and vibration isolator
#100Adaptive array control device, method and program, and adaptive array processing device, method and program
#101Ultrasonic sensor having transmission device and reception device of ultrasonic wave
#102Adaptive array control device, method and program, and adaptive array processing device, method and program using the same
#103Adaptive array control device, method and program, and adaptive array processing device, method and program
#104Acoustic wave sensor
#105Acoustic localization of a speaker
#106Ultrasonic camera tracking system and associated methods
#107Object tracker
#108Object direction detection method and apparatus for determining target object direction based on rectified wave phase information obtained from plurality of pairs of receiver elements
#109Method for directional location and locating system
#110Device and method for acoustic source localization in a sound measurement testbed
#111Systems and method for compensation of sensor degradation in shooter detection systems
#112Arrival direction estimation apparatus
#113System and method for disambiguating shooter locations
#114Underwater geopositioning methods and apparatus
#115Ultrasonic sensor having transmission device and reception device of ultrasonic wave
#116Method and apparatus for acoustic source tracking using a horizontal line array
#117System and method for disambiguating shooter locations
#118Self-calibrating shooter estimation
#119Compact shooter localization system and method
#120Position information estimation device, method thereof, and program
#121Method for directional location and locating system
#122Externally cued aircraft warning and defense
#123Target tracking system
#124Self-locating system and methods for multistatic active coherent sonar
#125Multifunction channelizer/DDC architecture for a digital receiver/exciter
#126Low frequency sound sensor array for positioning and methods of using same
#127Cascaded adaptive beamforming system
#128Targeting system