172283 ⎘
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 radio waves; Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived sequentially from receiving antennas or antenna systems having differently-oriented directivity characteristics or from an antenna system having periodically-varied orientation of directivity characteristic derived directly from separate directional antennas
HYBRID FIRA-OMLOX DOWNLINK TIME DIFFERENCE OF ARRIVAL STRUCTURE FOR ULTRA-WIDE BAND RANGING
#2Geolocation of an electromagnetic emitter utilizing receptor pattern slope
#3Corner sensor for a motor vehicle
#4Amplitude goniometer and associated platform
#5Angle of arrival measurements using RF carrier synchronization and phase alignment methods
#6Orientation independent antennas with direction finding for remote keyless entry
#7RF carrier synchronization and phase alignment methods and systems
#8Multipolarized vector sensor array antenna system for radio astronomy applications
#9Extended localization range and assets tracking
#10Position specifying device, transmitter, and non-transitory recording medium
#11Method for determining features of an electromagnetic wave
#12RF carrier synchronization and phase alignment methods and systems
#13Considering whether a portable key device is located inside or outside a barrier
#14Multipolarized vector sensor array antenna system for radio astronomy applications
#15Angle of arrival measurements using RF carrier synchronization and phase alignment methods
#16RF carrier synchronization and phase alignment methods and systems
#17RF carrier synchronization and phase alignment methods and systems
#18RF carrier synchronization and phase alignment methods and systems
#19Data routing for positioning
#20Data collection device and method for the localisation of a source of interference
#21Direction finding using antenna array rotation
#22Apparatus And Method For Monitoring The Condition Of A Living Subject
#23Method for signal source monitoring and positioning in a radio network
#24Direction finding antenna systems and methods for use thereof
#25Wireless network radiolocation apparatuses, systems and methods
#26Arrival angle estimation system, communication device, and communication system
#27Method and technique for gathering signal intelligence of all radio communications only originating from specific selected areas
#28Method and system for determining direction of transmission using multi-facet antenna
#29Method and system for determining direction of transmission using multi-facet antenna
#30Digital television broadcast signal receiver