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Class Information
Number: 342/51
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Radar transponder system > Radar transponder only
Description: Subject matter including a radar transponder means, per se.

Patents under this class:
1 2 3 4 5 6 7 8 9

Patent Number Title Of Patent Date Issued
8626249 Charging station that operates as an intermediary device between mobile devices and other devices Jan. 7, 2014
8595018 Technique for controlling codec selection along a complex call path Nov. 26, 2013
8576114 Location of a transponder center point Nov. 5, 2013
8487809 System for response to a signal transmitted by a radar and use of this system notably for testing radars, in particular of the MTI type Jul. 16, 2013
8441391 Ultra-secure communication methods and apparatus May. 14, 2013
8405539 Target identification method for a synthetic aperture radar system Mar. 26, 2013
8400279 Wireless communication tag and wireless communication system Mar. 19, 2013
8384584 Reduced computation communication techniques for location systems Feb. 26, 2013
8350767 Notch antenna having a low profile stripline feed Jan. 8, 2013
8351856 Adaptive inductive power supply with communication Jan. 8, 2013
8346437 Vehicle driving support device and vehicle driving support method Jan. 1, 2013
8326246 Super regenerative (SR) apparatus having plurality of parallel SR amplifiers tuned to distinct frequencies Dec. 4, 2012
8315561 Adaptive inductive power supply with communication Nov. 20, 2012
8301079 Adaptive inductive power supply with communication Oct. 30, 2012
8279109 Aircraft bird strike avoidance method and apparatus using transponder Oct. 2, 2012
8274368 Chipless microwave identification tag Sep. 25, 2012
8228193 Tag having a semiconductor chip and method of attachment to article Jul. 24, 2012
8188908 System and method for measurement of distance to a tag by a modulated backscatter RFID reader May. 29, 2012
8159367 Methods for noise validated phase ranging RFID location Apr. 17, 2012
8154409 Systems for and methods of assigning priority to reader antennae Apr. 10, 2012
8149086 Security systems and methods relating to travelling vehicles Apr. 3, 2012
8115600 RFID detection and identification system including an RFID reader having a limited transmit time and a time-out period to protect a medical device against RFID-associated electromagnetic inter Feb. 14, 2012
8116683 Adaptive inductive power supply with communication Feb. 14, 2012
8116681 Adaptive inductive power supply with communication Feb. 14, 2012
8111672 Method for data communication between a base station and a transponder Feb. 7, 2012
8102304 Distance measuring equipment and distance measuring equipment monitor system Jan. 24, 2012
8049624 Wireless communication method Nov. 1, 2011
7994918 Method and system for monitoring one or more objects by electronic device Aug. 9, 2011
7956750 Wireless IC tag Jun. 7, 2011
7893863 Enhanced aircraft transponder reliability Feb. 22, 2011
7872594 Radar-based terrain awareness warning system attenuation alert Jan. 18, 2011
7864097 Radar transponder operation with compensation for distortion due to amplitude modulation Jan. 4, 2011
7859387 Backscatter transponder Dec. 28, 2010
7825802 Identification system and method of determining motion information Nov. 2, 2010
7777667 Radar target identification apparatus Aug. 17, 2010
7772977 Intermodulation mitigation technique in an RFID system Aug. 10, 2010
7746216 Method and circuit arrangement for holding a control state during inadequate power supply in an RF transponder or remote sensor Jun. 29, 2010
7734270 Method and apparatus for an enhanced RFID tag interrogator Jun. 8, 2010
7688182 RFID system and RFID chip equipped with sensor function Mar. 30, 2010
7667548 Oscillation maintenance circuit for half duplex transponder Feb. 23, 2010
7646330 System and method for locating objects and communicating with the same Jan. 12, 2010
7639137 System for identifying radio-frequency identification devices Dec. 29, 2009
7598905 Systems and methods for monitoring transponder performance Oct. 6, 2009
7573368 Electromagnetic transponder with no autonomous power supply Aug. 11, 2009
7522878 Adaptive inductive power supply with communication Apr. 21, 2009
7509217 Vehicle detector and vehicle detecting method Mar. 24, 2009
7504992 Wireless system using continuous wave phase measurement for high-precision distance measurement Mar. 17, 2009
7501978 Short-distance ranging system Mar. 10, 2009
7486226 Device and a method for accurate radar level gauging Feb. 3, 2009
7479884 System and method for monitoring objects, people, animals or places Jan. 20, 2009

1 2 3 4 5 6 7 8 9

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