| Patents for G01S 15 - Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems (17,242) | 
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| 04/11/2000 | US6048311 Method and apparatus for ultrasound imaging using adaptive gray mapping | 
| 04/11/2000 | US6047601 Self-tuning crystal notch filter | 
| 04/06/2000 | WO2000019234A1 Ultrasound imaging with zoom having independent processing channels | 
| 04/06/2000 | WO2000018615A1 Composite device for vehicle | 
| 04/06/2000 | CA2344662A1 Ultrasound imaging with zoom having independent processing channels | 
| 04/05/2000 | EP0990085A1 Door opening control apparatus | 
| 04/05/2000 | EP0909412B1 Process for preparing an area plan having a cellular structure and comprising a unit moving automatically and positioned in said area using sensors based on wave reflection | 
| 04/04/2000 | US6045508 Ultrasonic probe, system and method for two-dimensional imaging or three-dimensional reconstruction | 
| 04/04/2000 | US6045506 Ultrasonic imaging method and apparatus for adjusting transmitted power levels | 
| 04/04/2000 | US6045505 Method and apparatus for frequency control of an ultrasound system | 
| 03/30/2000 | DE19939696A1 Steuersystem Control system | 
| 03/30/2000 | DE19843563A1 Unit detecting water on surfaces, especially from moving vehicle, employs ultrasound reflection from spray raised at rear | 
| 03/29/2000 | EP0989415A2 Ultrasonic diagnostic system | 
| 03/28/2000 | US6042547 Method and apparatus for receive beamformer system | 
| 03/28/2000 | US6042546 Element arranging structure for transducer array for forming three-dimensional images and ultrasonic three-dimensional imaging apparatus adopting the same | 
| 03/28/2000 | US6042545 Medical diagnostic ultrasound system and method for transform ultrasound processing | 
| 03/28/2000 | US6041662 Process and apparatus for the determination of true average peak velocity | 
| 03/23/2000 | WO2000016291A1 Systems and processing algorithms for ultrasound time-of-flight digitizer systems | 
| 03/23/2000 | WO2000016124A1 Detection of vectorial velocity distribution | 
| 03/23/2000 | WO2000016123A1 Systems and processing algorithms for ultrasound time-of-flight digitizer systems | 
| 03/23/2000 | WO2000015113A1 Method and apparatus for ringdown removal | 
| 03/23/2000 | DE19857760C1 Passive acoustic position finding of a target radiating sound into water uses a torpedo fitted with an electro-acoustic receiving device to pick up a position on a path with a continuously changing course or torpedo maneuver | 
| 03/23/2000 | CA2343307A1 Systems and processing algorithms for ultrasound time-of-flight digitizer systems | 
| 03/23/2000 | CA2308457A1 Method and apparatus for ringdown removal | 
| 03/22/2000 | EP0987563A2 Method for determining the distance separating an object and a movable installation, in particular a motorised vehicle | 
| 03/21/2000 | US6041019 Fusing contact data for best-estimate solution | 
| 03/21/2000 | US6040898 FMCW distance measurement process | 
| 03/21/2000 | US6040765 Obstacle detection system built-in test method and apparatus | 
| 03/21/2000 | US6039692 Method and apparatus for processing ultrasound signals | 
| 03/21/2000 | US6039690 Method and apparatus for frequency control of an ultrasound system | 
| 03/21/2000 | US6039367 Overpaintable bumper with ultrasound transducer | 
| 03/21/2000 | US6039139 Method and system for optimizing comfort of an occupant | 
| 03/16/2000 | DE19842250A1 Verfahren zur Bestimmung des Abstandes zwischen einem Objekt und einer sich örtlich verändernden Einrichtung, insbesondere einem Kraftfahrzeug A method for determining the distance between an object and a device of varying location, in particular a motor vehicle | 
| 03/15/2000 | EP0985936A2 Nonlinear imaging using orthogonal transmit and receive codes | 
| 03/15/2000 | EP0985935A2 Method for realizing transmit focusing by synthesizing pulse patterned plane waves having same imaging point | 
| 03/15/2000 | EP0985380A1 Ultrasonic tomograph which sets doppler sample point from blood flow information, and doppler sample point setting method | 
| 03/15/2000 | EP0921757A4 Ultrasonic array with attenuating electrical interconnects | 
| 03/14/2000 | US6038465 Telemedicine patient platform | 
| 03/14/2000 | US6037892 Method for automatic focusing of radar or sonar imaging systems using high-order measurements | 
| 03/14/2000 | US6036650 Ultrasonic imaging system and method with ringdown reduction | 
| 03/14/2000 | US6036643 Ultrasonic harmonic doppler imaging | 
| 03/09/2000 | WO2000013039A2 Method and system for measuring the distance from a piezoelectric element | 
| 03/09/2000 | WO2000013038A1 Method and apparatus for improving sidelobe performance of sparse array using harmonic imaging | 
| 03/09/2000 | DE19839598A1 Mounting sleeve for ultrasonic transducer for inclined attachment to plate, e.g. for vehicle parking aid, has peripheral, essentially annular fitting whose outer surface height varies over its circumference | 
| 03/09/2000 | CA2341907A1 Method and system for measuring the distance from a piezoelectric element | 
| 03/08/2000 | EP0984191A1 Air spring with ultrasonic height measuring device | 
| 03/08/2000 | EP0853750B1 Land mine | 
| 03/08/2000 | EP0755523B1 Three-dimensional displacement of a body with computer interface | 
| 03/07/2000 | US6034922 Ultrasonic processes and circuits for performing them | 
| 03/07/2000 | US6034760 Method of detecting weather conditions in the atmosphere | 
| 03/07/2000 | US6032535 Arrangement for making contactless distance and pressure measurements within an air spring | 
| 03/02/2000 | WO2000011495A1 Method and device for recording ultrasonic images | 
| 03/02/2000 | WO2000011468A2 The use of high frequency ultrasound imaging to detect and monitor the process of apoptosisin living tissues | 
| 03/02/2000 | DE19839483A1 Luftfeder mit Ultraschall-Höhenmeßeinrichtung Air spring with ultrasonic height measuring | 
| 03/01/2000 | EP0981764A1 Multifrequency ultrasound probe | 
| 03/01/2000 | CN1245888A Position detecting device for hydraulic cylinder | 
| 02/29/2000 | US6030345 Method and system for ultrasound enhanced-resolution spectral Doppler | 
| 02/29/2000 | US6030344 Methods and apparatus for ultrasound image quantification | 
| 02/24/2000 | WO1999056626A9 Method for assessing blood flow and apparatus thereof | 
| 02/23/2000 | EP0981202A2 Method of adjusting the transmitter frequency of an ultrasonic proximity switch and ultrasonic proximity switch having transmitter frequency adjustment | 
| 02/23/2000 | EP0981055A2 Non-contact type wave signal observation apparatus | 
| 02/23/2000 | CN1245408A Ultrasound scanning | 
| 02/22/2000 | US6029116 Method and apparatus for a baseband processor of a receive beamformer system | 
| 02/22/2000 | US6029105 Method and apparatus for detecting and monitoring a partial space | 
| 02/22/2000 | US6028823 Geodetic position estimation for underwater acoustic sensors | 
| 02/22/2000 | US6028547 Method and device for processing signals representative of waves reflected, transmitted or refracted by a volume structure with a view to exploring and analyzing this structure | 
| 02/22/2000 | US6027448 Ultrasonic transducer and method for harmonic imaging | 
| 02/22/2000 | US6027447 Phase and/or amplitude aberration correction for imaging | 
| 02/17/2000 | WO2000008484A1 Method and device for detecting objects, especially used as a parking assistance device in a motor vehicle | 
| 02/17/2000 | WO2000008481A1 Slewing bandpass filter for ultrasound image analysis | 
| 02/17/2000 | CA2336891A1 Slewing bandpass filter for ultrasound image analysis | 
| 02/16/2000 | EP0979186A1 Vehicle sensor apparatus | 
| 02/15/2000 | US6023977 Ultrasonic imaging aberration correction system and method | 
| 02/15/2000 | US6023968 Real-time two-dimensional resistance and pulsatility mapping | 
| 02/10/2000 | WO2000007035A1 Method and apparatus for spatial and temporal filtering of intravascular ultrasonic image data | 
| 02/10/2000 | DE19901847A1 Verfahren und Vorrichtung zur Erfassung von Objekten, insbesondere als Einparkhilfe-Assistenz-Vorrichtung in einem Kraftfahrzeug Method and apparatus for detection of objects, in particular as parking assistance device in a motor vehicle | 
| 02/09/2000 | EP0978659A2 Position detector for fluid cylinder | 
| 02/09/2000 | EP0978002A1 Device and method for sensing ultrasound signals reflected against a fluid flow | 
| 02/09/2000 | EP0977512A1 Medical imaging device and associated method | 
| 02/08/2000 | USRE36564 Ultrasonic diagnostic scanning for three dimensional display | 
| 02/08/2000 | US6023660 Method and device for the processing of signals representative of waves reflected or transmitted by a voluminal structure with a view to exploring and analyzing said structure | 
| 02/08/2000 | US6023632 Ultrasonic medical system and associated method | 
| 02/02/2000 | EP0977053A2 Non-contact type wave signal observation apparatus | 
| 02/02/2000 | EP0977052A2 Non-contact type wave signal observation apparatus | 
| 02/02/2000 | EP0977050A2 Display apparatus | 
| 02/02/2000 | EP0975991A1 Doppler radar warning system | 
| 02/02/2000 | EP0975261A1 Ultrasound-based 3-d tracking system using a digital signal processor | 
| 02/02/2000 | EP0952933A4 Apparatus and method for adjusting a vehicle component | 
| 02/02/2000 | CN1242978A Supersonic array transducer receiver for handheld supersonic diagnosis instrument | 
| 02/01/2000 | US6019725 Three-dimensional tracking and imaging system | 
| 01/26/2000 | EP0804745B1 Process and device for non-contact measurement of speed on surfaces | 
| 01/25/2000 | US6017309 Ultrasound color flow display optimization by adjusting color maps | 
| 01/25/2000 | CA2201080C Ultrasonic detection system for safety of vehicle passengers | 
| 01/20/2000 | WO2000003265A1 Audio railway crossing detector | 
| 01/20/2000 | DE19903210A1 Obstruction detector system for use by road vehicles has on board ultrasonic sensor system with signals processed and fed to display panel | 
| 01/20/2000 | DE19830359A1 Spatial position and movement determination of body and body parts for remote control of machine and instruments | 
| 01/19/2000 | CN1242079A Ultrasound scan conversion with spatial dithering | 
| 01/19/2000 | CN1241712A Method of reducing blind zone of supersonic range finder | 
| 01/18/2000 | US6016285 Method and apparatus for coherent image formation | 
| 01/18/2000 | US6015384 Ultrasonic system and method for tissue viability imaging |