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 7 - Details of systems according to groups , ,
Patents for G01S 7 - Details of systems according to groups , , (41,338)
11/1989
11/30/1989DE3900218C1 Height sensor device for a control circuit for controlling the height of a blade
11/29/1989EP0343969A2 Ultrasound diagnostic equipment
11/29/1989EP0343823A1 Method for stabilizing an electronically steered monopulse antenna
11/29/1989EP0343273A1 Correction circuit for a pair of digital quadrature signals
11/28/1989US4884076 Foam supported electromagnetic energy reflecting device
11/28/1989US4883060 Device for eliminating fixed echoes for an ultrasonic echograph
11/28/1989CA1263472A1 Method and apparatus for estimating the ultrasound attenuation-vs-frequency slope of a propagation medium from the complex envelope of a signal
11/23/1989EP0342757A2 Ultrasonic echographic apparatus with a controllable phase coherence
11/23/1989DE3816050A1 Zielortungssystem mit grossem suchgesichtsfeld Target tracking system with large visual field search
11/23/1989DE3535575C1 Fuze sensor for a projectile mine, and a method for use of the detonating sensor
11/21/1989CA1263173A1 Method and apparatus for producing ultrasound images
11/21/1989CA1263143A1 Verification of on-line fault monitor performance
11/16/1989WO1989008854A3 Delayed replica radar test set target
11/16/1989DE3815709A1 Im zeitbereich arbeitendes radarsystem In the time-domain working radar system
11/14/1989US4881077 Radar arrangement
11/14/1989US4881023 Hybrid high speed voltage regulator with reduction of miller effect
11/14/1989US4880307 Method of detecting the position of an object
11/14/1989US4880010 Method of and apparatus for ultrasonic imaging
11/14/1989US4880009 Ultrasonic imaging apparatus
11/14/1989CA1262960A1 Method and apparatus for displaying a single parameter image
11/14/1989CA1262953A1 Missile automatic guiding system and missile equipped with such a system
11/09/1989DE3814153A1 Radargeraet Radargeraet
11/09/1989DE3729328A1 Anordnung zum trennen von signalen Arrangement for separating signals from
11/08/1989EP0340953A2 Acoustic range finding system
11/07/1989US4879697 Sonar fish finder apparatus providing split-screen display
11/07/1989US4879561 Filter system for radar applications
11/07/1989US4879560 Radar test device with rotator inside subject-support fixture
11/07/1989US4879461 Energy field sensor using summing means
11/07/1989US4878500 Multi-beam tracking for angle error correction in speed of sound estimations
11/02/1989WO1989010571A1 Radar system using electronically steerable active transmit-receive modules
11/02/1989EP0339087A1 Device for imaging small cavities
11/02/1989EP0339057A1 Sonic distance-measuring device
11/02/1989DE3913049A1 Ultrasound sensor system
10/1989
10/31/1989US4878207 Composite sonar transducer for operation as a low frequency underwater acoustic source
10/31/1989US4878183 Photographic image data management system for a visual system
10/26/1989DE3812434A1 Method and circuit arrangement for the measurement of ultrasonic attenuation in a specimen
10/24/1989US4876547 M.T.I. radar system
10/24/1989US4876546 Doppler shift generator apparatus
10/24/1989US4876545 Adaptive blanking interface apparatus for self-protection jamming equipment employed in conjunction with radar systems
10/24/1989US4876446 Optical sensor with optical interconnection board
10/24/1989US4876444 Protection from extraneous light for light guided vehicle
10/19/1989WO1989009941A1 Process for identifying objects
10/19/1989DE3843042A1 Method and arrangement for continuous location and guidance of a missile
10/19/1989DE3811479A1 Verfahren zum identifizieren von objekten A method for identifying objects
10/19/1989DE3127060A1 Radar device
10/18/1989EP0337567A1 A coherent radar
10/17/1989US4875198 Intrusion detection apparatus
10/17/1989US4873984 Techniques for calculating ultrasonic integrated backscatter using frequency or time domain techniques
10/17/1989US4873869 Device for the scanning of objects by means of ultrasound echography
10/11/1989EP0336814A1 Device and method for thermical measuring of a bipolar transistor under operation
10/11/1989EP0336027A1 Method and apparatus for precision ranging
10/11/1989EP0326575A4 Three-dimensional imaging system.
10/10/1989US4873676 Sonar depth sounder apparatus
10/10/1989CA1262276A1 Range-continuity anti-aliasing
10/10/1989CA1262275A1 Extendible sonobuoy apparatus
10/05/1989WO1989009416A2 Ultrasonic velocity sensor
10/05/1989WO1989009399A1 An imaging method
10/04/1989EP0335578A2 Ultrasound imaging system utilizing two or more simultaneously-active apertures
10/04/1989EP0335577A2 Ultrasonic transducer system
10/04/1989EP0335009A2 Procedure for acquiring and processing local traffic data and device for carrying out the procedure
10/03/1989US4872146 Method and apparatus for simulating phase coherent signal reflections in media containing randomly distributed targets
10/03/1989US4872145 Noise trap circuit
10/03/1989US4872016 Data processing system for a phased array antenna
10/03/1989US4872013 Method and device for the slant range correction of a short-range radar
10/03/1989US4870971 Transmit focus generator for ultrasound imaging
09/1989
09/28/1989DE3809371A1 Transmission device for optical signals
09/28/1989DE3533213C1 Arrangement for displaying an airway corridor in the correct coordinates
09/27/1989EP0334560A2 Radar video detector and target tracker
09/27/1989EP0066888B1 Distance measurement method and device for carrying out the method
09/26/1989US4870687 Oral readout rangefinder
09/26/1989US4870623 System to recognize a geometry parameter of unknown object with continuous wave acoustic energy
09/26/1989US4870559 Intelligent transducer
09/26/1989US4870424 Method and apparatus for reducing unwanted r.f. signal antenna reception/transmission
09/26/1989US4870421 Regulating switch for transmitting modules in a phased array radar
09/26/1989US4869109 Automatic process for identification of defects by ultrasound and corresponding system
09/26/1989CA1261924A1 Digital zero if circuit
09/26/1989CA1261460A1 Method of and apparatus for displaying alphanumeric range in camera viewfinder
09/26/1989CA1261037A1 Test apparatus in a radar system
09/26/1989CA1260602A1 Method to improve the reproduction of images generated by a lateral sonar and device implementing said method
09/26/1989CA1260580A1 Method for optimizing the storage of video signals in a digital image transformer and digital image transformer using said method
09/21/1989WO1989008854A2 Delayed replica radar test set target
09/21/1989DE3807383A1 Ultrasound measuring and monitoring unit with permanent functional checking
09/19/1989US4868917 Radar arrangements
09/19/1989US4868797 Time-shared AGC for ultra-sound liquid level meter
09/19/1989US4867556 Apparatus for determining the path of a pulsed light beam
09/19/1989US4867167 Method and apparatus for determining and displaying the absolute value of quantitative backscatter
09/19/1989EP0316402A4 A fast median filter.
09/14/1989DE3806847A1 Distance measuring device for non-touching (contact-free) distance measurement
09/13/1989EP0332045A2 Touch-free control device for sanitary fittings
09/13/1989EP0331728A1 Apparatus for detecting materials buried under the ground
09/12/1989US4866682 Transducer device
09/12/1989US4866614 Ultrasound characterization of 3-dimensional flaws
09/12/1989US4866447 Combined radar and data link
09/12/1989US4865040 Ultrasonic image recording method and system
09/05/1989US4864307 Method and device for the automatic recognition of targets from "Doppler" ec
09/05/1989US4864298 Driver alerting device
09/05/1989US4864147 Optically scanning displacement sensor with linearity correction means
09/05/1989US4864123 Apparatus for detecting the level of an object surface
09/05/1989US4862892 Ultrasonic reflex transmission imaging method and apparatus with artifact removal
08/1989
08/30/1989EP0330388A2 High resolution short range radar
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