| Patents for G01S 3 - 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 (11,105) |
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| 04/27/1999 | US5898402 Wide aperature radio frequency data acquisition system |
| 04/22/1999 | WO1999019741A1 Infrared fire detector |
| 04/21/1999 | EP0909393A1 Spatial interferometry |
| 04/20/1999 | US5896106 Method for determining the roll attitude of a rolling flying object |
| 04/20/1999 | CA2183942C Method and apparatus for controlling antenna and tracking antenna system using the same |
| 04/15/1999 | DE19744635A1 Fire detector for building fire alarm system |
| 04/14/1999 | EP0908741A1 Method of direction finding for determination of angle of arrival of high-frequency electromagnetic signal |
| 04/14/1999 | EP0845110A4 Lightning locating system |
| 04/13/1999 | US5894286 Interferometric receiver for electromagnetic signals |
| 04/08/1999 | WO1999017131A2 Radio frequency interferometer and laser rangefinder/designator base targeting system |
| 04/08/1999 | CA2303875A1 Radio frequency interferometer and laser rangefinder/designator base targeting system |
| 04/06/1999 | US5892700 Method for the high-resolution evaluation of signals for one or two-dimensional directional or frequency estimation |
| 03/31/1999 | EP0904535A1 Method and device for detecting and locating a reverberating source of sound |
| 03/30/1999 | US5890083 Apparatus for determining the distance of a vehicle from a roadway side marking |
| 03/30/1999 | US5889491 Calibration for pilot warning system |
| 03/24/1999 | EP0903566A2 Imaging system functioning on submillimeter waves |
| 03/24/1999 | EP0903049A1 Method and device for the management of radiocommunication intercell handovers in a cellular radiocommunication system |
| 03/23/1999 | US5886951 Method for enhancing signal-to-noise ratio and resolution of amplitude stable signals |
| 03/23/1999 | US5886776 Laser beam receiver circuit |
| 03/23/1999 | US5886351 Single element hemispherical light detector |
| 03/18/1999 | WO1999013351A1 Correlation filters for target reacquisition in trackers |
| 03/17/1999 | EP0901639A1 Method and device for determining the direction in which an object is located |
| 03/17/1999 | EP0901607A1 Optical sensor for tracking an aiming mark |
| 03/17/1999 | EP0727676B1 Multichannel radar |
| 03/16/1999 | US5883969 Procedure and device for detecting the movement of a target and their applications |
| 03/16/1999 | US5883379 Device and method capable of converting a position signal into a frequency signal using a photoelectric position sensitive detector |
| 03/16/1999 | US5882307 Method and apparatus for receive beamformer system |
| 03/16/1999 | CA2087467C Wide field of view optical element |
| 03/11/1999 | DE19827786A1 Opto-analytical detection system |
| 03/10/1999 | EP0900361A1 Personal direction finding apparatus |
| 03/09/1999 | US5880782 System and method for controlling exposure of a video camera by utilizing luminance values selected from a plurality of luminance values |
| 03/03/1999 | EP0899580A2 Target locating system and approach guidance system |
| 03/03/1999 | CN1209877A Automatic tracking system for binding lumber |
| 03/02/1999 | US5878358 Data processor for selecting data elements having the highest magnitude values and storing them in ascending order |
| 03/02/1999 | US5878163 Likelihood-based threshold selection for imaging target trackers |
| 03/02/1999 | US5877849 Object detection system |
| 03/02/1999 | US5877804 Method and apparatus for moving object detection |
| 03/02/1999 | US5877490 Quadrant light detector |
| 02/25/1999 | DE19736323A1 Target detection method using iterative parametric super resolution |
| 02/25/1999 | DE19736320A1 Target detection method using iterative parametric signal processing |
| 02/24/1999 | EP0897543A1 Interferometric measurement device with a superheterodyne receiver |
| 02/24/1999 | EP0817976B1 Process for the high-resolution evaluation of signals for one or two-dimensional directional or frequency estimation |
| 02/24/1999 | EP0789846B1 A method in an image recording system |
| 02/23/1999 | US5874918 Doppler triangulation transmitter location system |
| 02/18/1999 | DE19733188C1 Vorrichtung zum Erfassen von solaren koronalen Massenausbrüchen A device for detecting solar coronal mass ejections |
| 02/16/1999 | US5873048 Locator and method for a wireless communication system |
| 02/16/1999 | US5872857 Generalized biased centroid edge locator |
| 02/11/1999 | WO1999006805A1 Device for detecting eurptions of solar coronal matter |
| 02/09/1999 | US5870486 Method of inferring sensor attitude through multi-feature tracking |
| 02/09/1999 | US5870426 Grouping of spread spectrum acknowledgement pagers to minimize transmission collisions |
| 02/09/1999 | US5870141 Motion vector detection circuit and object tracking camera apparatus |
| 02/03/1999 | EP0894406A1 Method for determining the position of a mobile station |
| 02/03/1999 | EP0894400A1 Method and system for manipulation of objects in a television picture |
| 02/03/1999 | CN1206836A Timer having global positioning system receiver capable of display object location |
| 01/28/1999 | DE19732026A1 Microwave camera, e.g. for underground object detection |
| 01/26/1999 | CA2146360C Method and apparatus for tracking the position and velocity of airborne instrumentation |
| 01/20/1999 | CN2304917Y Radar for monitering backward running of automobile |
| 01/19/1999 | US5861846 Aviation pilot collision alert |
| 01/19/1999 | US5861839 Antenna apparatus for creating a 2D image |
| 01/19/1999 | CA2141068C Image-based detection and tracking system and processing method employing clutter measurements and signal-to-clutter ratios |
| 01/14/1999 | WO1999001909A1 Broadband fan cone direction finding antenna and array |
| 01/12/1999 | US5859610 Method and a system for locating ground equipment transmitting via satellites |
| 01/12/1999 | CA2148231C Automatic tracking camera control system |
| 01/05/1999 | US5856804 Method and intelligent digital beam forming system with improved signal quality communications |
| 12/30/1998 | WO1998043105A3 Object tracking system using statistical modeling and geometric relationship |
| 12/30/1998 | EP0887878A1 Beam steering antenna unit |
| 12/29/1998 | US5854612 Method and apparatus for controlling array antenna |
| 12/29/1998 | US5854609 Satellite tracking method for vehicle-mounted antenna system |
| 12/29/1998 | CA2098284C Multi-dimensional data processing and display |
| 12/23/1998 | WO1998058274A1 Target type estimation in target tracking |
| 12/23/1998 | WO1998043106A3 Method for evaluating direction |
| 12/23/1998 | EP0664008B1 Method and apparatus for tracking the position and velocity of airborne instrumentation |
| 12/15/1998 | US5850200 Magnetic crossed-loop antenna |
| 12/15/1998 | US5850199 Mobile tracking antenna made by semiconductor technique |
| 12/15/1998 | US5848764 Body fixed terminal guidance system for a missile |
| 12/15/1998 | US5848763 Retro-encoded missile guidance system |
| 12/10/1998 | WO1998055881A1 Radiogoniometry method and device co-operating in transmission |
| 12/09/1998 | EP0882244A1 Method for the formation of radiated beams in direction finder systems |
| 12/09/1998 | EP0685076A4 Signal processing system and method for use in multi beam sensing systems. |
| 12/08/1998 | US5847794 Photovoltaic module with display indicator |
| 12/02/1998 | EP0880852A2 Apparatus and method for object tracking |
| 12/02/1998 | EP0880679A2 Method and apparatus for sensing proximity or position of an object using near-field or magnetic effects |
| 12/01/1998 | US5845009 Object tracking system using statistical modeling and geometric relationship |
| 12/01/1998 | US5844599 Voice-following video system |
| 12/01/1998 | US5844240 Infrared sensing device and method |
| 12/01/1998 | US5844232 Slit-type sun sensor having a plurality of slits |
| 11/26/1998 | WO1998053338A1 Method for improving monopulse processing of aperture segment outputs |
| 11/25/1998 | CN1199963A Sensor array tracking and detection system |
| 11/24/1998 | US5841400 Estimator of direction of desired signal |
| 11/24/1998 | US5841397 Autotracking antenna system |
| 11/24/1998 | US5841316 Analog signal processing circuit for generating automatic-gain controlled reference-signal-biased output signals |
| 11/24/1998 | US5841127 Position sensor |
| 11/19/1998 | WO1998052066A1 Ballistic projectile trajectory determining system |
| 11/18/1998 | EP0878719A1 Target detection means |
| 11/18/1998 | EP0877951A1 Range and/or position measurement equipment |
| 11/18/1998 | EP0818082B1 Process and receiver for the reconstruction of signals distorted by multi-directional diffusion |
| 11/17/1998 | US5838637 Hydrophone and process for manufacturing it |
| 11/17/1998 | US5838441 Wide field of view coherent light detector and locator |
| 11/17/1998 | US5838366 Tracking apparatus for use in tracking an object |
| 11/12/1998 | WO1998032297A3 Communications localization system |