172401 ⎘
Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using ultrasonic, sonic, or infrasonic waves Position of single direction-finder fixed by determining direction of a plurality of spaced sources of known location
Methods and Apparatus to Improve Detection of Audio Signatures
#2ACOUSTIC LOCALIZATION
#3Methods and Apparatus to Improve Detection of Audio Signatures
#4LOCATION IDENTIFICATION METHOD AND ELECTRONIC DEVICE
#5Methods and apparatus to improve detection of audio signatures
#6INTELLIGENT DEVICE, INTELLIGENT SPEAKER, AND METHOD AND SYSTEM FOR CONTROLLING THE SAME
#7Method and apparatus for robust low-cost variable-precision self-localization with multi-element receivers in GPS-denied environments
#8System and method for location determination utilizing direct path information
#9Methods and apparatus to improve detection of audio signatures
#10Methods and apparatus to improve detection of audio signatures
#11METHOD FOR TRACKING UNDERWATER OBJECTS
#12Laser rangefinder having common optical path
#13Aircraft acoustic position and orientation detection method and apparatus
#14COMMUNICATION APPARATUS, METHOD FOR CONTROLLING COMMUNICATION APPARATUS, AND STORAGE MEDIUM STORING PROGRAM
#15Remote unit data registration
#16E-field based projectile detection and characterization system
#17Positioning
#18Mobile device indoor navigation
#19Ultrasound mesh localization for interactive systems
#20Positioning
#21Underwater acoustic positioning system
#22Positioning using audio recognition