| Patents for G01S 15 - Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems (17,242) |
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| 08/26/1997 | US5660180 Intravascular ultrasound imaging guidewire |
| 08/20/1997 | EP0789848A1 Process and device for sensing the contour of a vehicle in a car wash |
| 08/20/1997 | CN1035659C Supersonic quantitative diagnostic system and its echo image quantizing method |
| 08/19/1997 | US5659520 Super short baseline navigation using phase-delay processing of spread-spectrum-coded reply signals |
| 08/19/1997 | US5659320 Method and device for determining the speed of a moving object by means of a pulse-compression radar or sonar |
| 08/19/1997 | US5657761 Ultrasonic diagnosis system |
| 08/14/1997 | WO1997017624A3 Method for fixing the position, with respect to the direction and range, of a target with an ultrasonic transducer |
| 08/12/1997 | US5656932 Non-contact type wave signal observation apparatus |
| 08/12/1997 | US5656763 Method for evaluating imaging capabilities of an ultrasound system |
| 08/12/1997 | US5655537 Acoustic imaging and doppler catheters and guidewires |
| 08/12/1997 | US5655536 Diagnostic ultrasound imaging using two-dimensional transducer array probe |
| 08/12/1997 | US5655535 3-Dimensional compound ultrasound field of view |
| 08/07/1997 | WO1997028461A1 Method and device for measuring the height of the cutting table |
| 08/07/1997 | CA2242520A1 Method and device for measuring the height of the cutting table |
| 08/06/1997 | EP0787307A1 Sludge topography measurement in oil tanks |
| 08/05/1997 | US5654997 Ultrasonic ranging system for radiation imager position control |
| 08/05/1997 | US5653462 Vehicle occupant position and velocity sensor |
| 08/05/1997 | US5653236 Apparatus for real-time distributed computation of beamforming delays in ultrasound imaging system |
| 08/05/1997 | US5653235 Speckle reduction in ultrasound imaging |
| 07/31/1997 | WO1997026826A1 Method and apparatus for detecting foreign bodies in the medullary cavity |
| 07/31/1997 | DE19600097C1 Verfahren und Vorrichtung zur Bestimmung einer Flüssigkeitshöhe mit Hilfe von Ultraschallimpulsen Method and apparatus for determining a liquid level by means of ultrasonic pulses |
| 07/29/1997 | US5652827 Identifying an object by fast and robust signal processing |
| 07/29/1997 | US5652594 Signal processor affording improved immunity to medium anomalies and interference in remote object detection system |
| 07/29/1997 | US5652593 Method and apparatus for guiding a machine |
| 07/24/1997 | WO1997026646A1 Damped ultrasonic transducer |
| 07/24/1997 | WO1997026155A1 Overcoatable bumper with ultrasound transducer |
| 07/24/1997 | DE19601987A1 Überlackierbarer Stoßfänger mit Ultraschallwandler Overpaintable bumper with ultrasonic transducers |
| 07/24/1997 | DE19601656A1 Bedämpfter Ultraschallwandler Damped ultrasonic transducer |
| 07/23/1997 | EP0785443A2 Method and device for measuring propagation time of electric, electromagnetic or acoustic signals |
| 07/22/1997 | US5650765 Automotive rear safety detection system |
| 07/22/1997 | US5650571 Low power signal processing and measurement apparatus |
| 07/17/1997 | WO1997025596A1 Process and device for determining the level of a fluid using ultrasonic pulses |
| 07/17/1997 | DE19601661C1 Object detection method for surveillance system |
| 07/16/1997 | CN2257926Y Computer measuring and controlling device for backing a car |
| 07/15/1997 | US5648940 Pulse coded sonar having improved doppler determination feature |
| 07/15/1997 | US5647366 Method and system for automatic measurements of doppler waveforms |
| 07/08/1997 | US5646907 Method and system for detecting objects at or below the water's surface |
| 07/08/1997 | US5646494 Charge induction apparatus of robot cleaner and method thereof |
| 07/08/1997 | US5646379 Attentuator for borehole acoustic waves |
| 07/08/1997 | US5645066 Medical ultrasonic diagnostic imaging system with scanning guide for three dimensional imaging |
| 07/03/1997 | DE19548882A1 Apparatus for generating or receiving very short sound pulses |
| 07/02/1997 | EP0782126A2 Apparatus for real-time distributed computation of beamforming delays in ultrasound imaging system |
| 07/02/1997 | EP0782099A2 Ultrasound image texture control using adaptive speckle control algorithm |
| 07/01/1997 | US5642732 In an ultrasound imaging system |
| 06/24/1997 | US5642329 Method for doubling the resolving power of a sonar array and a sonar array for implementing the same |
| 06/24/1997 | US5641908 Ultrasonic diagnostic apparatus |
| 06/24/1997 | US5641906 Apparatus and method for automated non-destructive inspection of integrated circuit packages |
| 06/24/1997 | US5640960 Hand-held, battery operated, doppler ultrasound medical diagnostic device with cordless probe |
| 06/24/1997 | US5640959 Ultrasonic diagnostic apparatus |
| 06/18/1997 | EP0691020B1 Digital beamformer having multi-phase parallel processing |
| 06/17/1997 | USRE35535 Broadband acoustic doppler current profiler |
| 06/17/1997 | US5640371 For down hole well logging operations |
| 06/17/1997 | US5640369 Signal processing system and technique for calculating roll bias data |
| 06/17/1997 | US5638824 For monitoring movement |
| 06/17/1997 | US5638821 Ultrasound diagnostics system for obtaining a tomographic image |
| 06/11/1997 | EP0777455A1 Ultrasonic spectacles for the blind and visually disabled |
| 06/11/1997 | EP0699048A4 Method and system to enhance medical signals |
| 06/10/1997 | US5638281 Target prediction and collision warning system |
| 06/10/1997 | US5638048 Alarm system for swimming pools |
| 06/05/1997 | WO1997020288A1 Three-dimensional imaging system |
| 06/04/1997 | EP0776490A1 Phased array acoustic antenna system |
| 06/04/1997 | EP0776176A1 Medical diagnosis, treatment and imaging systems |
| 06/03/1997 | US5636146 Apparatus and methods for determining loft time and speed |
| 06/03/1997 | US5634465 Continuous display of cardiac blood flow information |
| 05/28/1997 | EP0775920A1 Method for adjustment of the Doppler angle in echography, and arrangement for carrying out the method |
| 05/28/1997 | EP0775320A1 Radar apparatus |
| 05/28/1997 | DE19642072A1 Combined ultrasonic sensor for detecting defects in steel pipes |
| 05/21/1997 | CN1150407A Automative occupant sensor system and method of operation by sensor fusion |
| 05/20/1997 | US5631876 CW sonar with adaptive notch reverberation filter |
| 05/20/1997 | US5631875 Device for measuring distance with ultrasound |
| 05/20/1997 | US5630421 Ultrasound imaging |
| 05/20/1997 | US5630418 Noise controller for automatically detecting and attenuating break noise in a portable hand held doppler fetal heart beat probe |
| 05/15/1997 | WO1997017624A2 Method for fixing the position, with respect to the direction and range, of a target with an ultrasonic transducer |
| 05/15/1997 | WO1997017520A1 Door control apparatus |
| 05/15/1997 | WO1997012551A3 Improvements in or relating to ultrasound imaging |
| 05/15/1997 | DE19541459A1 Verfahren zur richtungs- und entfernungsmäßigen Ortsbestimmung eines Meßobjekts mit einem Ultraschallwandler A method for directional and distance even location of a test object with an ultrasonic transducer |
| 05/14/1997 | EP0772787A2 A system for underwater survey operations |
| 05/14/1997 | EP0772417A1 Two-dimensional transducer integrated circuit |
| 05/14/1997 | EP0755525A4 A data acquisition system and method |
| 05/13/1997 | US5629865 Pulse-echo ultrasonic imaging method for eliminating sample thickness variation effects |
| 05/13/1997 | US5629704 Target position detecting apparatus and method utilizing radar |
| 05/13/1997 | US5629690 System and method of installation for locating a hidden sensor externally active on a motor vehicle |
| 05/13/1997 | US5629681 Tubular sonic displacement sensor |
| 05/13/1997 | US5628322 Method of ultrasound imaging and diagnostic ultrasound system |
| 05/13/1997 | US5628321 Processing velocity information in an ultrasonic system |
| 05/13/1997 | US5628320 Ultrasound image reconstruction using back-propagation |
| 05/13/1997 | US5628319 Method and device for the non-destructive testing of objects using ultrasonics |
| 05/07/1997 | EP0573431B1 Acoustic doppler current profiler |
| 05/07/1997 | EP0481083B1 Device for measuring speed of moving body |
| 05/06/1997 | US5627906 Image processing system for producing an attenuation map of a scanned image |
| 05/06/1997 | US5627320 Apparatus and method for automated non-destructive inspection of integrated circuit packages |
| 05/02/1997 | EP0770886A1 Method and device for suppressing fixed target echoes during range measurement using the pulse time of flight principle |
| 05/02/1997 | EP0770353A2 Ultrasonic diagnosing apparatus |
| 04/29/1997 | US5625583 Analog memory system having an integrated circuit frequency domain processor |
| 04/29/1997 | US5623930 Ultrasound system for flow measurement |
| 04/29/1997 | US5623929 Ultrasonic doppler flow imaging method for eliminating motion artifacts |
| 04/29/1997 | US5623928 Method and apparatus for coherent image formation |
| 04/24/1997 | DE19622879A1 Obstacles recognition arrangement for vehicle |
| 04/24/1997 | DE19534503A1 Single-layer thickness measuring at multilayer plastic pipe or plate or layers e.g. PE-Al-PE heating tubes |
| 04/22/1997 | US5623524 Method and apparatus for measuring the depth of an underwater target |