Patents
Sitemap › G01 - Measuring; Testing › G01S - Radio direction-finding; Radio navigation; Determining distance or velocity by use of radio waves; Locating or presence-detecting by use of the reflection or reradiation of radio waves; Analogous arrangements using other waves › G01S 5 - Position-fixing by co-ordinating two or more direction or position-line determinations; Position-fixing by co-ordinating two or more distance determinations
Patents for G01S 5 - Position-fixing by co-ordinating two or more direction or position-line determinations; Position-fixing by co-ordinating two or more distance determinations (29,969)
05/1978
05/09/1978US4088998 System for detecting nuclear explosions
05/02/1978US4087816 VLF radio position location system
04/1978
04/11/1978US4083636 Navigational instrument
04/04/1978US4083047 Vehicle guidance system
04/04/1978US4082462 Automatic space sextant
03/1978
03/14/1978US4079357 Process for fault recognition in a vehicle locating system
02/1978
02/07/1978US4072950 LF/MF navigation system
01/1978
01/31/1978US4071895 Navigational display system
01/31/1978US4071845 Harbor radio navigation system
01/24/1978US4070671 Navigation reference system
01/10/1978US4068237 System for locating a radar transmitter
12/1977
12/06/1977US4061297 Approach range monitor
11/1977
11/29/1977US4060809 Tracking and position determination system
11/29/1977US4060805 Integrated terminal area surveillance system
11/15/1977US4058742 Radio frequency pulse transmitters
10/1977
10/18/1977US4054880 Position fixing system utilizing plural commercial broadcast transmissions and having frequency correction
09/1977
09/27/1977US4051350 Position measuring device
09/06/1977US4047176 Method for the comparative vector measurement of signal pulses arriving nearly simultaneously at several radio receiving stations
08/1977
08/16/1977US4042904 Hydroways
08/09/1977US4041495 Apparatus for determining the position of a object
07/1977
07/19/1977US4037189 Method and apparatus for determining the profile of an underwater pipeline
07/12/1977US4035805 Satellite tracking antenna system
07/12/1977US4035802 Method and apparatus for wind measurement
06/1977
06/21/1977US4031501 Apparatus for electronically locating analog signals
06/21/1977US4031500 Position measuring device
06/07/1977US4028725 High-resolution vision system
05/1977
05/31/1977US4027289 Operating condition data system
05/17/1977US4024383 Method and system for navigation employing incremental range difference
05/17/1977US4024382 Loran compensated magnetic compass
05/10/1977US4023176 Beacon tracking display system
05/03/1977US4021807 Beacon tracking system
05/03/1977US4021806 Method and apparatus for guiding aircraft along curved path approach profiles
04/1977
04/19/1977US4019180 Remote infrared signal communicator
04/12/1977US4017187 Double rotation inertial measurement apparatus
03/1977
03/15/1977US4012626 Vertical navigation control system
03/15/1977US4012588 Position determining apparatus and transducer therefor
03/08/1977US4011562 Single frequency radio ranging system
02/1977
02/22/1977US4009463 Acoustic emission monitoring system
02/01/1977US4006461 System for transmitting operating condition data from a passive station to a central station
01/1977
01/11/1977US4002887 Digital area navigation system and combined magnetic card reader and encoder
12/1976
12/14/1976US3997902 Transmission of radio navigation phase corrections
12/07/1976US3996590 Method and apparatus for automatically detecting and tracking moving objects and similar applications
12/07/1976US3996515 Method for frequency cross-coupling of channels in an Omega Navigation receiver system
11/1976
11/30/1976US3995273 Radio position determining apparatus
10/1976
10/26/1976US3988735 Control circuit for driving a position indicator in an aircraft flight data display
10/26/1976US3988734 Method of and system for locating a position
10/12/1976US3985024 Acoustic emission process and system for improved flaw source location
10/05/1976US3984835 Homodyne communication system
09/1976
09/28/1976US3983559 Novel structure for radio position fixing using hyperbolic phase measurement
09/14/1976US3981015 Phase locking of time-sequential transmission from spaced transmitters in a phase comparison naviagation system
09/14/1976US3980983 Measurement and presentation of acoustic target length and aspect
09/14/1976US3980948 System and process for locating sources of radiation
09/14/1976US3980258 Vertical navigation steering control system for aircraft
08/1976
08/31/1976US3978445 Asw intercept localization sonar
08/10/1976US3974503 Phase comparison radio navigation system with time-sequenced transmissions from spaced stations using selectable phase memory oscillators in a receiver
08/10/1976US3974502 Phase comparison radio navigation system receiver having phase memory oscillators for phase locking to time-sequentially received transmissions
08/03/1976US3973261 Synchron timing of signals in spaced transmitters and in a receiver for a phase comparison navigation system using time sequential transmissions
07/1976
07/13/1976US3969727 Position detecting device for omega receiving system
07/06/1976US3968493 Digital phase comparators
06/1976
06/29/1976US3967277 Radio navigation system
06/08/1976US3962672 Tethered vehicle location system
05/1976
05/25/1976US3959793 Proximity indication with means for computing the distance from an own station to an interrogating secondary surveillance radar
04/1976
04/27/1976US3953856 Method and apparatus for mapping and similar applications
04/27/1976US3953855 Navigational guidance method for a plurality of vessels
04/20/1976US3951550 Direction-sensing virtual aperture radiation detector
04/06/1976US3949400 Position determination systems
04/06/1976US3949399 Automatic direction finding equipment for airplanes
03/1976
03/02/1976US3941984 Satellite radio ranging velocity navigation
03/02/1976US3941983 OMEGA-VOR/DME positional data computer for aircraft
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