Patents for G01S 7 - Details of systems according to groups , , (41,338)
05/1977
05/17/1977US4024385 Second difference function generator
05/10/1977US4023173 Object discerning method and apparatus using a spatial wave propagation
05/10/1977US4023172 Monopulse system for cancellation of side lobe effects
05/10/1977US4023166 High power low loss nonresonant filter system
05/10/1977US4023165 Signal modification techniques
05/03/1977US4021805 Sidelobe blanking system
05/03/1977US4021804 Synchronized, coherent timing system for coherent-on-receive radar system
05/03/1977US4021662 Laser target simulator
04/1977
04/26/1977US4020446 Ultrasonic wave transmitting system
04/26/1977US4020292 Band-compressor device
04/19/1977US4019182 Radar signal processor
04/19/1977US4019169 Ultrasonic wave transmitting and receiving apparatus
04/19/1977US4019148 Lock-in noise rejection circuit
04/12/1977US4017856 Self-calibrating microwave transponder
04/12/1977US4017855 Spin echo matched filter ECM detector
04/12/1977US4017853 Radar display system
04/12/1977US4016862 Echoscope for examination of objects
04/12/1977US4016750 Ultrasonic imaging method and apparatus
04/05/1977US4016540 Apparatus and method for providing interactive audio communication
04/05/1977US4016412 Surface wave devices for processing signals
03/1977
03/29/1977US4015261 Time sharing circuit for guard radar receiver in radar ranging system
03/29/1977US4015248 Process for recording low-frequency wide-band signals on a thermoplastic storage medium
03/29/1977US4015118 Controlling the amplification in a radiation detecting avalanche diode
03/22/1977US4014023 Beam former utilizing geometric sampling
03/22/1977US4014022 Target detection method and apparatus for reducing range-smearing error caused by relative target motion
03/22/1977US4014020 Automatic gain control circuit for high range resolution correlation radar
03/22/1977US4014018 Pulse radar apparatus
03/22/1977US4013998 System to render constant the probability of false alarm in radar signals converted into numerical form
03/22/1977US4013991 Fish locator
03/22/1977US4012952 Ultrasonic system
03/22/1977US4012950 Method of and apparatus for acoustic imaging
03/15/1977US4012737 Pseudonoise guidance system with spillover rejection
03/15/1977US4012627 Distribution-free filter
03/08/1977US4011563 Variable range automotive radar system
03/08/1977US4011561 Simplified digital conversion for coherent-on-receive pulsed radar system
03/08/1977US4011445 Optical array active radar imaging technique
03/01/1977US4010469 Interference suppression
03/01/1977US4010468 Methods and apparatus for eliminating interference in radar systems
03/01/1977US4010466 Method and system of electronic image storage and display
03/01/1977US4009523 Acoustic signature simulation
02/1977
02/22/1977US4009444 Passive radio frequency peak power multiplier
02/22/1977US4008713 Ultrasonic diagnostic technique utilizing switched gain signal processing
02/15/1977US4008476 Digital antenna pattern generator for radar simulation
02/15/1977US4008475 Stabilizing and calibration circuit for FM-CW radar ranging systems
02/15/1977US4008472 Marine radar transmission and reception system
02/15/1977US4008455 Method of making self-calibrated displacement measurements
02/15/1977US4007991 System for transmitting position information
02/01/1977US4006478 Security device
02/01/1977US4006351 Recursive filter implemented as a matched clutter filter
01/1977
01/25/1977US4005425 Dual quadrature polarization radar system
01/25/1977US4005424 Simulator for doppler radar returns from precipitation
01/25/1977US4005423 Synthetic aperture radar utilizing a low-speed analog-to-digital converter
01/25/1977US4005422 Radar with sampling gate circuit for video signal
01/25/1977US4005417 Frequency spectrum analyzer
01/25/1977US4005416 Apparatus for processing radar video signals
01/25/1977US4005415 Automated radar data processing system
01/25/1977US4005414 Method for providing means to eliminate ambiguous polarization effects on phase and amplitude of radar backscatter due to unknown target aspect angle
01/25/1977US4005382 Signal processor for ultrasonic imaging
01/25/1977US4004454 Ultrasonic inspection method of pulse reflection defect detection using a thru-transmission automatic distance-amplitude compensation
01/25/1977US4004309 Hydrodynamic stabilizing device
01/18/1977US4004165 Ultrasonic signal generators
01/11/1977US4003081 Display systems with controlled color filtering
01/11/1977US4003055 Radar function testing apparatus
01/11/1977US4003054 Method of compensating for imbalances in a quadrature demodulator
01/11/1977US4003053 Target adaptive radar system
01/11/1977US4002990 Electronic pulse filtering system
01/11/1977US4002827 Polar coordinate format to a cartesian coordinate format scan converter
01/04/1977US4001829 High average power millimeter duplexer
01/04/1977US4001826 Range-gated moving target signal processor
01/04/1977US4001823 Pulse radar method and system
01/04/1977US4001821 High power microwave radar pulse shaping system
01/04/1977US4001820 Multiple hyperplane recognizer
01/04/1977US4001763 Electronically stabilized beam former system
01/04/1977US4001614 Bias circuit for a photo-avalanche diode
12/1976
12/28/1976US4000491 Iff testing
12/28/1976US4000471 TWT grid circuit utilizing feedback
12/21/1976US3998552 Instrument responsive to back-scattered or back-reflected radiation having passive system for range correction
12/14/1976US3997913 Electronic time compressor/expander utilizing magnetic storage
12/14/1976US3996792 Supersonic wave flaw detecting apparatus
12/07/1976US3996520 Interference rejecting logarithmic receiver
11/1976
11/30/1976US3995271 Adaptive clutter cancellation and interference rejection system for AMTI radar
11/30/1976US3995270 Constant false alarm rate (CFAR) circuitry for minimizing extraneous target sensitivity
11/30/1976US3995269 Alignment of a video display system having multiple inputs
11/23/1976US3993999 Amplitude modulation scanning antenna system
11/23/1976US3993996 System for measuring pulse instabilities in a radar system or the like
11/23/1976US3993994 Adaptive clutter cancellation for synthetic aperture AMTI radar
11/16/1976US3992709 Doppler radar
11/16/1976US3992707 Reproduction of a field of view as scanned by a remote controlled aircraft
11/16/1976US3992693 Underwater transducer and projector therefor
11/16/1976US3992628 Countermeasure system for laser radiation
11/16/1976US3992615 Electro-optical ranging system for distance measurements to moving targets
11/09/1976US3990300 Moving ultrasonic transducer array
11/02/1976US3990082 Method and means for recording of information
11/02/1976US3990081 Doppler radar device
11/02/1976US3989963 Control circuits for piezo electric transducers
10/1976
10/26/1976US3988732 3-Channel selectable polarization, target discrimination antenna
10/26/1976US3988679 Wideband receiving system including multi-channel filter for eliminating narrowband interference
10/19/1976US3987402 Multi-channel gain controls
10/19/1976US3987366 Square root of transient circuit
10/12/1976US3986188 Dual mode microwave amplifier subsystem