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Class Information
Number: 342/37
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Air traffic control > Secondary surveilance radar (ssr) or air traffic control radar beacon system (atcrbs)
Description: Subject matter including a radar beacon-transponder means to maintain cognizance or to regulate the paths of selected vehicles within a selected area such as an airport terminal area or air route.










Sub-classes under this class:

Class Number Class Name Patents
342/38 With altitude information 45
342/40 With defruiting or degarbling 56
342/39 With side lobe suppression 28


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
7408498 Secondary surveillance radar and its interrogation transmission method Aug. 5, 2008
7408497 Method and device for determining a reference value of a response, in particular of a mode S response received by a secondary radar Aug. 5, 2008
7391359 Mode S transponder transmission signal decoder and Mode S transponder transmission signal decoding method Jun. 24, 2008
7352318 Method and system for real time pulse processing in ATCRBS/Mode-S transponders Apr. 1, 2008
7256728 Aircraft avoidance system for prohibiting an aircraft from entering an exclusion zone Aug. 14, 2007
7170441 Target localization using TDOA distributed antenna Jan. 30, 2007
7136643 Real-time programming of electronic radio system resource assets Nov. 14, 2006
7095360 Secondary surveillance radar system, ground equipment for use therein, and response signal checking method applied thereto Aug. 22, 2006
7015856 Device and method for SPR detection in a Mode-S transponder Mar. 21, 2006
7012552 Civil aviation passive coherent location system and method Mar. 14, 2006
7006032 Integrated traffic surveillance apparatus Feb. 28, 2006
6825795 Transponder lock Nov. 30, 2004
6819282 Super-resolution processor/receiver to discriminate superimposed secondary surveillance radar (SSR) replies and squitter Nov. 16, 2004
6816105 Vehicle surveillance system Nov. 9, 2004
6809679 Surveillance system and method for aircraft approach and landing Oct. 26, 2004
6788245 Device and method for SPR detection in a mode-S transponder Sep. 7, 2004
6768445 Device and method for SPR detection in a mode-s transponder Jul. 27, 2004
6744396 Surveillance and collision avoidance system with compound symbols Jun. 1, 2004
6628225 Reduced split target reply processor for secondary surveillance radars and identification friend or foe systems Sep. 30, 2003
6617997 Method of determining radio frequency link reliability in an aircraft tracking system Sep. 9, 2003
6573858 Tandem-cycle target/track assignment method in combined radar/ADS surveillance environment Jun. 3, 2003
6567037 Tracking data fusion method in combined radar/ADS surveillance environment May. 20, 2003
6545631 Integrated datalinks in a surveillance receiver Apr. 8, 2003
6542809 Method and system for displaying target vehicle position information Apr. 1, 2003
6476757 Secure I/P Nov. 5, 2002
6473027 False reflected target elimination and automatic reflector mapping in secondary surveillance radar Oct. 29, 2002
6448929 Method and apparatus for correlating flight identification data with secondary surveillance radar data Sep. 10, 2002
6433729 System and method for displaying vertical profile of intruding traffic in two dimensions Aug. 13, 2002
6420993 Air traffic control system Jul. 16, 2002
6359583 Ground based millimeter wave imaging system Mar. 19, 2002
6356228 Automatic airport information transmitting apparatus Mar. 12, 2002
6344820 Passive SSR system Feb. 5, 2002
6337652 SSR station and aircraft secondary surveillance network Jan. 8, 2002
6324448 Methods, apparatus and computer program products for determining the vertical speed of an aircraft Nov. 27, 2001
6313783 Transponder having directional antennas Nov. 6, 2001
6297727 Transponder identification and record assembly Oct. 2, 2001
6282487 Runway reservation system Aug. 28, 2001
6222480 Multifunction aircraft transponder Apr. 24, 2001
6211810 Adaptive dwell timing for radar tracking Apr. 3, 2001
6178391 Method for partitioning an integrated ground air traffic management communications system Jan. 23, 2001
5969664 Method for characterizing air traffic control radar beacon system antenna patterns Oct. 19, 1999
5920277 Secondary surveillance radar Jul. 6, 1999
5841391 Combined air surveillance and precision approach radar system Nov. 24, 1998
5835059 Data link and method Nov. 10, 1998
5825322 Method and apparatus for rotating an electronically-scanned radar beam employing a variable-dwell scanning process Oct. 20, 1998
5798726 Air traffic surveillance and communication system Aug. 25, 1998
5712785 Aircraft landing determination apparatus and method Jan. 27, 1998
5696514 Location and velocity measurement system using atomic clocks in moving objects and receivers Dec. 9, 1997
5670961 Airport surface traffic control system Sep. 23, 1997
5623268 Device for protecting SSR transponders against unintended triggering on an airport with very limited muting activity in vertical direction Apr. 22, 1997

1 2 3 4










 
 
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