| 1 | 7942821 | Doppler velocity detection device and ultrasonographic device using the same | A61B8/00 |
| 2 | 7864106 | Pulse doppler coherent radar or ultrasound detection method and system for SNR enhancement | G01S13/12, G01S13/22, G01S13/00 |
| 3 | 7393326 | Apparatus for screening and diagnosing by dual stethoscopic and Doppler detection | A61B8/00 |
| 4 | 6720910 | Pri-staggered post-doppler adaptive monopulse processing for detection and location of a moving target in ground clutter | G01S13/22, G01S13/44, G01S13/00 |
| 5 | 6400309 | Doppler-based traffic radar system and related method of operation without detection | G01S7/36, G01S13/00, G01S7/02, G01S13/92 |
| 6 | 6388739 | Self-referencing microdoppler ladar receiver and associated detection method | G01H9/00, G01P3/36, G01S17/00, G01S7/48, G01S7/491, G01S7/481, G01S17/58 |
| 7 | 6181412 | Incoherent doppler laser detection and ranging system | G01S17/58, G01S5/12 |
| 8 | 6142944 | Doppler motion detection with automatic angle correction | G01S15/89, G01S15/58, G01S15/00, G01P21/02, G01P5/18, G01P3/64, G01P5/22, G01P3/80, G01P21/00, A61B8/08, A61B8/06 |
| 9 | 5644315 | Doppler ratio detection radar with range CFAR | G01S7/292, G01S13/00, G01S13/524 |
| 10 | 5585799 | Microwave doppler radar system for detection and kinematic measurements of river ice | G01S13/88, G01S13/56, G01S13/58, G01S13/00 |
| 11 | 5525995 | Doppler detection system for determining initial position of a maneuvering target | G01S13/58, G01S13/76 |
| 12 | 5523759 | In flight doppler weather radar wind shear detection system | G01S13/00, G01S17/32 |
| 13 | 5502466 | Doppler velocimeter and position information detection apparatus for use with objects having variations in surface depth | G01P5/26, G01P5/00, G01P3/36, G01S17/06, G01S17/00, G01S17/58 |
| 14 | 5485157 | Doppler radar detection system | G01S13/00, G01S7/292, G01S13/524 |
| 15 | 5262785 | Small target doppler detection system | G01S13/522, G01S13/00 |
| 16 | 5132688 | Pulsed doppler radar system having an improved detection probability | G01S13/00, G01S11/00 |
| 17 | 5083567 | Method and system for controlling ultrasound scan sequence in Doppler signal detection | G01S15/89, G01S7/40 |
| 18 | 5081459 | Doppler radar for the detection and localizing of helicopters | G01S7/41, G01S13/00, G01S13/524, G01S7/02 |
| 19 | 5065764 | Ultrasonic doppler blood flow velocity detection apparatus | G01S15/00, G01S15/00, A61B8/06 |
| 20 | 5035245 | Ultrasonic Doppler blood flow velocity detection apparatus | A61B8/06, G01S15/89, G01S15/00, G01S15/58 |
| 21 | 5007068 | Doppler-corrected differential detection system | G01S13/00, G01S11/00, H04L27/01, H04L27/233 |
| 22 | 4966153 | Ultrasonic doppler blood flow velocity detection apparatus and a method for detecting blood flow velocity | A61B8/06, G01S15/00, G01S15/00 |
| 23 | 4893125 | Vehicle diplex doppler near-obstacle detection system | G01S13/56, G01S13/00, G01S13/93, G01S13/34 |
| 24 | 4661936 | Apparatus for and method of doppler motion detection with standing wave drift compensation | G01S15/00, G01S7/54, G01S15/52 |
| 25 | 4642777 | Method and apparatus for microwave determination of liquid rate-of-rise using Doppler detection | G05D9/00, G05D9/12, G01S13/00, G01S13/00 |
| 26 | 4580249 | Apparatus for and method of doppler motion detection with standing wave drift compensation | G08B13/16, G01S15/52, G01S13/28 |
| 27 | 4540978 | Bistatic pulse-overlap Doppler radar intrusion detection apparatus | G01S13/00, G01S3/32 |
| 28 | 4349897 | Bistatic Doppler underwater intrusion detection sonar | G01S15/50, G01S15/00, G01S15/04 |
| 29 | 4346382 | Doppler radar for detection and localization of helicopters | G01S7/41, G01S1/00 |
| 30 | 4316173 | Doppler radar vehicle speed sensing system including means for checking system operation based on the detection of low frequency Doppler frequency components | G01S13/00, G01S7/40, G01S13/60 |
| 31 | 4313444 | Method and apparatus for ultrasonic Doppler detection | A61B8/06, G01S15/00, G01S15/89, G10K11/00, G10K11/20 |
| 32 | 4012730 | Doppler detection device with integrator sampling means to inhibit false alarms | G01S13/00, G01S13/82, G08B13/16 |
| 33 | 3987427 | Doppler detection device with phase shift means to inhibit false alarms | G08B13/16 |
| 34 | 3968362 | Optical system for laser doppler homodyne detection | G01S7/481, G01F1/66, G01P5/26, G01P5/00, G02B17/00, G02B17/02 |