| Patents for G01S 13 - Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified (37,701) |
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| 03/20/1984 | US4438436 Millimeter wave monopulse comparator circuit |
| 03/20/1984 | US4438435 Two-way ranging system |
| 03/20/1984 | US4438392 Device for sampling and holding the carrier frequency of short duration pulses |
| 03/20/1984 | CA1164077A1 Station watch alarm system |
| 03/14/1984 | EP0102640A2 Circuit arrangement for the detection and recognition of helicopters |
| 03/13/1984 | CA1163700A1 Radar signal processor |
| 03/13/1984 | CA1163698A1 System for deriving precise instants of triggering of a pulsed device |
| 03/06/1984 | US4435712 FM-CW Radar ranging system with signal drift compensation |
| 03/06/1984 | US4435709 Radar ranging system for use with sloping target |
| 03/06/1984 | US4435708 Means for eliminating step error in FM/CW radio altimeters |
| 03/06/1984 | US4435707 Weather radar with signal compensation for precipitation |
| 03/06/1984 | US4435699 Process and installation for the remote control of a premises watch radar apparatus |
| 03/01/1984 | WO1984000869A1 Remote passive identification system |
| 02/22/1984 | EP0101125A1 A coded responder for an electromagnetic detection system |
| 02/21/1984 | US4433323 Ground proximity warning system with time and altitude based mode switching |
| 02/16/1984 | WO1984000648A1 Low noise microwave frequency sysnthesizer |
| 02/15/1984 | EP0100324A1 A system for localizing laid cables or pipes. |
| 02/14/1984 | US4431995 Phased array signal processing |
| 02/14/1984 | US4431994 Method for supplying altitude signals to an output bus |
| 02/08/1984 | EP0100141A2 Range/Doppler ship imagine for ordnance control |
| 02/08/1984 | EP0100012A2 Device for post-detection cancelling of erroneous radar echos |
| 02/07/1984 | US4430655 Radar target angle measuring system |
| 02/07/1984 | US4430654 Method and apparatus for suppressing clutter |
| 02/07/1984 | US4430653 Earth probing radar system |
| 02/07/1984 | US4430645 Surveillance system employing a dual function floor mat radiator |
| 02/07/1984 | CA1161934A1 Unambiguous doppler radar |
| 02/07/1984 | CA1161933A1 Doppler-type projectile velocity measurement and communication apparatus, and method |
| 02/07/1984 | CA1161931A1 Method and apparatus for the cancellation of interference signals from a number n of sources during the reception of return signals by a pulse radar |
| 01/31/1984 | US4429312 For airborne vehicles on a final approach landing path |
| 01/31/1984 | US4429310 Random binary waveform encoded ranging apparatus |
| 01/31/1984 | US4429309 Tracking filter system for use with a FM/CW radar |
| 01/25/1984 | EP0099277A1 System for decoding control signals transmitted by a group of cyclical and synchronized pulse transmitters |
| 01/25/1984 | EP0099160A2 Moving target indication system |
| 01/25/1984 | EP0015920B1 Method and system for detection of microwave reflective matter |
| 01/24/1984 | USRE31509 Echo location systems |
| 01/24/1984 | US4427982 Radar clutter reduction by use of frequency-diverse, wideband pulse-compression waveforms |
| 01/24/1984 | US4427981 Tracking filter for radio altimeter |
| 01/24/1984 | US4427954 Pulse compression filter designed as a dispersive delay line |
| 01/18/1984 | EP0098339A1 An adaptive system for the attenuation of an intentional disturbance applied to a phased array type radar with mechanical scanning |
| 01/17/1984 | US4426647 Radar arrangement for measuring velocity of an object |
| 01/17/1984 | US4426134 Three and four product surface-wave acousto-optic time integrating correlators |
| 01/17/1984 | US4425793 Level gauging systems |
| 01/17/1984 | CA1160721A1 Foreground subject-identifying apparatus |
| 01/17/1984 | CA1160720A1 Efficient object identification system |
| 01/11/1984 | EP0098183A1 Proximity radar |
| 01/11/1984 | EP0098160A1 Method and apparatus for measuring distance |
| 01/10/1984 | US4425634 Detection system |
| 01/04/1984 | EP0097565A1 Generator of fixed and/or mobile pulses with an incrementally variable arbitrary long delay |
| 01/04/1984 | EP0097491A2 Range/azimuth angle ship imaging for ordnance control |
| 01/04/1984 | EP0097490A2 Range/azimuth/elevation angle ship imaging for ordnance control |
| 01/03/1984 | CA1159932A1 Method to prevent a radar beacon respond to received radar pulses originating from the side lobes of a transmitter and an arrangement to carry out the method |
| 12/28/1983 | EP0096883A2 Pulse Doppler radar with a pulse length discriminator |
| 12/21/1983 | EP0096559A2 Method of and apparatus for continuous wave electromagnetic distance measurement or positioning |
| 12/21/1983 | EP0096558A2 Method of and apparatus for measuring phase |
| 12/21/1983 | EP0096144A1 System for the cancellation of intentional disturbance applied to a monopulse phased array radar |
| 12/13/1983 | US4420751 Detection method and apparatus for a user device or automatic teller bank machine |
| 12/13/1983 | CA1158766A1 Rectangular beam shaping antenna |
| 11/30/1983 | EP0095300A2 Vehicle mounted Doppler radar system |
| 11/29/1983 | US4418411 Method and apparatus for generating an equipment reply signal for the automatic identification of objects and/or living beings |
| 11/29/1983 | US4418349 Airport surveillance system |
| 11/23/1983 | EP0094667A2 Antenna system for a secondary radar transponder |
| 11/22/1983 | US4417248 Adaptive collision threat assessor |
| 11/22/1983 | US4417157 Radio frequency switch for coupling an RF source to a load |
| 11/16/1983 | EP0093753A1 Navigation system. |
| 11/15/1983 | CA1157131A1 Method and means for assessing the condition of the sea surface from a distance |
| 11/09/1983 | EP0093603A1 Moving target ordnance control |
| 11/09/1983 | EP0093245A2 Radiometric imaging system |
| 11/08/1983 | US4414548 Doppler speed sensing apparatus |
| 11/08/1983 | US4414504 Fractional doppler counting |
| 11/08/1983 | US4413665 Device for preventing overwinding of a roller blind |
| 11/08/1983 | US4413519 Turbine blade vibration detection apparatus |
| 11/01/1983 | US4413254 Combined radio and magnetic energy responsive surveillance marker and system |
| 11/01/1983 | CA1156339A1 Satellite-based vehicle position determining system |
| 10/27/1983 | WO1983003682A1 Ultrasonic moving-body sensor |
| 10/26/1983 | EP0092017A2 Radar Interrogator Apparatus |
| 10/25/1983 | US4412219 Secondary radar responders |
| 10/19/1983 | EP0091581A2 Crossed beam high frequency anti-theft system |
| 10/19/1983 | EP0041533B1 A method of preventing a radar beacon from responding to received radar pulses originating from the side lobes of a transmitter and an arrangement to carry out the method |
| 10/12/1983 | EP0091172A2 An electromagnetic proximity fuse |
| 10/11/1983 | US4409594 Apparatus for performing radio frequency pulse modulation with automatic modulation control |
| 10/05/1983 | EP0027122B1 Monopulse radar with pilot signal generator |
| 10/04/1983 | US4407388 Collision prevention system |
| 09/21/1983 | EP0089284A1 Method for the elimination of distance measurement ambiguity, and radar using this method |
| 09/21/1983 | EP0088755A1 Doppler dropout compensating signal conditioning circuit |
| 09/20/1983 | US4405986 GSP/Doppler sensor velocity derived attitude reference system |
| 09/20/1983 | US4405925 Microwave transceiver, particularly for a doppler radar system |
| 09/14/1983 | EP0088528A1 Secondary surveillance radar system |
| 09/14/1983 | EP0088502A1 Vehicle location systems |
| 09/13/1983 | US4404562 Low sidelobe linear FM chirp system |
| 09/13/1983 | US4404561 Radar system |
| 09/06/1983 | USRE31375 Transponder-responder system |
| 09/06/1983 | US4403220 Radar system for collision avoidance |
| 08/31/1983 | EP0087355A1 Method for elevation measurement of a low-altitude target in a monopulse radar receiver, and monopulse radar receiver using such a method |
| 08/30/1983 | US4402049 Hybrid velocity derived heading reference system |
| 08/30/1983 | US4401980 Constant current electronic intruder detection system |
| 08/24/1983 | EP0086765A1 Method and apparatus for radar surveillance |
| 08/24/1983 | EP0086665A1 Conveying apparatus |
| 08/24/1983 | EP0086635A2 Suppressor of terrain clutter for a pulsed weather radar |
| 08/23/1983 | US4400695 Electronic intruder detection system |
| 08/23/1983 | CA1152615A1 Transponder for use in locating avalanche victims |