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Class Information
Number: 342/85
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Return signal controls radar system > Transmitter > Signal phase or frequency other than pulse repetition frequency (prf) > Function of distance
Description: Subject matter wherein the radar transmitter frequency is varied as function of target distance.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7619558 |
Clock pulse control device of a microwave pulse radar |
Nov. 17, 2009 |
| 7598903 |
Sensor for measuring distance and method for measuring distance using the sensor |
Oct. 6, 2009 |
| 7586433 |
Dual port memory trigger system for a ground penetrating radar |
Sep. 8, 2009 |
| 7576683 |
Methods and systems for reducing interference caused by antenna leakage signals |
Aug. 18, 2009 |
| 7561099 |
Radar device |
Jul. 14, 2009 |
| 7518548 |
Method for determining quality of measurement in a radar level gauge system |
Apr. 14, 2009 |
| 7420503 |
Small-sized low-power dissipation short-range radar that can arbitrarily change delay time between transmission and reception with high time resolution and method of controlling the same |
Sep. 2, 2008 |
| 7379013 |
Detecting objects within a near-field of a frequency modulated continuous wave (FMCW) radar system |
May. 27, 2008 |
| RE40128 |
Stabilization in a radar level gauge |
Mar. 4, 2008 |
| 7265598 |
Narrow ultra wideband pulse generator |
Sep. 4, 2007 |
| 7248205 |
Radar apparatus |
Jul. 24, 2007 |
| 7239262 |
Delivery of quasi-periodic pulses of EM energy utilizing the principle of beating-wave amplification |
Jul. 3, 2007 |
| 7230565 |
Radar |
Jun. 12, 2007 |
| 7136753 |
Object recognition apparatus for vehicle, inter-vehicle control apparatus, and distance measurement apparatus |
Nov. 14, 2006 |
| 7109915 |
Radar apparatus |
Sep. 19, 2006 |
| 7098843 |
Automatic sensitivity control for radar level gauges |
Aug. 29, 2006 |
| 7095362 |
Radar measurement device, especially for a motor vehicle, and method for operating a radar measurement device |
Aug. 22, 2006 |
| 7095363 |
Pulse radar apparatus |
Aug. 22, 2006 |
| 7034739 |
Delivery of quasi-periodic pulses of EM energy utilizing the principle of beating-wave amplification |
Apr. 25, 2006 |
| 7023331 |
Peripheral monitor for monitoring periphery of vehicle |
Apr. 4, 2006 |
| 6989781 |
Short-range radar system with variable pulse duration |
Jan. 24, 2006 |
| 6906660 |
Radar system and car radar system |
Jun. 14, 2005 |
| 6879281 |
Pulse radar detection system |
Apr. 12, 2005 |
| 6831594 |
Guided waver radar level transmitter |
Dec. 14, 2004 |
| 6798373 |
FM-CW radar system |
Sep. 28, 2004 |
| 6741203 |
Adaptive radar thresholds system and method |
May. 25, 2004 |
| 6639543 |
Sensor front-end for vehicle closing velocity sensor |
Oct. 28, 2003 |
| 6587071 |
Device for detecting objects in the area surrounding a vehicle |
Jul. 1, 2003 |
| 6483453 |
Method for reducing transmit power for traffic alert and collision avoidance systems and airborne collision avoidance systems |
Nov. 19, 2002 |
| 6420995 |
Radar and IFF system |
Jul. 16, 2002 |
| 6348889 |
Radar apparatus |
Feb. 19, 2002 |
| 6300897 |
Stabilization in a radar level gauge |
Oct. 9, 2001 |
| 6204801 |
System and method for obtaining precise missile range information for semiactive missile systems |
Mar. 20, 2001 |
| 6097331 |
FM-CW radar system for measuring distance to and relative speed of target |
Aug. 1, 2000 |
| 6094159 |
Process for measuring distance with adaptive amplification |
Jul. 25, 2000 |
| 6008751 |
Radar apparatus installed on vehicle for managing reflector information |
Dec. 28, 1999 |
| 5896102 |
Swept range gate radar system for detection of nearby objects |
Apr. 20, 1999 |
| 5854603 |
Ultra-wideband swept range gate radar system with variable transmitter delay |
Dec. 29, 1998 |
| 5717399 |
Radar device for vehicle use |
Feb. 10, 1998 |
| 5652589 |
FM-CW multibeam radar apparatus |
Jul. 29, 1997 |
| 5617098 |
Multichannel radar system for motor vehicles |
Apr. 1, 1997 |
| 5543799 |
Swept range gate radar system for detection of nearby objects |
Aug. 6, 1996 |
| 5541605 |
Swept range gate short range radar system |
Jul. 30, 1996 |
| 5387917 |
Radar fuze |
Feb. 7, 1995 |
| 5175553 |
Telemetric process for measuring short distances |
Dec. 29, 1992 |
| 5148175 |
High resolution variable range gate generator with programmable timing |
Sep. 15, 1992 |
| 5130711 |
Subsurface target identification radar |
Jul. 14, 1992 |
| 5087918 |
FMCW/2FD implementation for vehicle near obstacle detection system |
Feb. 11, 1992 |
| 5072223 |
Radar system for measuring the nearest distance to an object |
Dec. 10, 1991 |
| 5068666 |
Radar |
Nov. 26, 1991 |
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