L-3 COMMUNICATIONS AVIONICS SYSTEMS, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01S RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES7102
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 5442
 
  
 
G01W METEOROLOGY 214
 
  
 
G01C MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY 1104
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 1205

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5841018 Method of compensating for installation orientation of an attitude determining device onboard a craftDec 13, 96Nov 24, 98[G01C]
5537318 Lightning strike detection and mapping systemJul 13, 94Jul 16, 96[G06F]
5477225 Method and apparatus for associating target replies with target signaturesNov 16, 93Dec 19, 95[G01S]
5469172 Calibration method and apparatus for receiving transponder reply signalsNov 16, 93Nov 21, 95[G01S]
5463398 Method and apparatus for multiple reply rejection when decoding transponder replay signalsNov 16, 93Oct 31, 95[G01S]
5387915 Method and apparatus for detecting and decoding transponder reply signalsNov 16, 93Feb 07, 95[G01S]
5325299 System for classifying lightning strikes to enhance location estimation thereofApr 29, 92Jun 28, 94[G06F]
5305210 Sampled data lightning strike detection and mapping system capable of early detection of an invalid strike from sampled data and quick resumption of monitoring an incoming signalApr 29, 92Apr 19, 94[G06F, G01S, G01W]
5303152 Lightning strike detection system capable of quickly determining an invalid correlation of strike signalingApr 29, 92Apr 12, 94[G06F, G01S, G01W]
5295072 Sampled data lightning strike detection and mapping system capable of recovering a pre threshold sample history for detection and mapping processingApr 29, 92Mar 15, 94[G01N, G06F, G01S]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0194,556 3D AVIONICS VIEWPOINT CONTROL SYSTEMAbandonedJan 24, 12Aug 02, 12[G09G]
8107257 Electronic assembly retaining systemExpiredMay 04, 09Jan 31, 12[H05K]
2012/0001,788 TRANSPONDER DECODERAbandonedJun 28, 11Jan 05, 12[G01S]
8038464 Electrical connector with adaptable strain relief having clamping members of different shapesExpiredJul 28, 10Oct 18, 11[H01R]
2011/0130,897 ADVANCED PRIMARY NAVIGATION DISPLAYS FOR PRECISION AND NON-PRECISION APPROACHESAbandonedJul 30, 09Jun 02, 11[G08G, B64D, G01C, G01S]
2011/0087,388 AUTOMATIC DISPLAY OF APPROACH MINIMUMSAbandonedOct 14, 10Apr 14, 11[G06F]
2010/0010,695 HEADING REFERENCE SYSTEM WITH REMOTE-MOUNTED SENSORAbandonedJul 16, 07Jan 14, 10[G06F, G01C]
2009/0125,168 TAKEOFF AND LANDING PERFORMANCE INDICATOR FOR FIXED WING AIRCRAFTAbandonedNov 09, 05May 14, 09[G06F, G06G]
7505835 System and method for producing flight pathwayExpiredJul 03, 02Mar 17, 09[G01C]
2008/0184,166 AIRCRAFT AVIONIC SYSTEM HAVING A PILOT USER INTERFACE WITH CONTEXT DEPENDENT INPUT DEVICESAbandonedDec 03, 07Jul 31, 08[G06F]
7123260 System and method for synthetic vision terrain displayExpiredJul 03, 02Oct 17, 06[G06T]
6727842 Digital IF processorExpiredMar 11, 03Apr 27, 04[G01S]
5825634 Circuit board having an EMI shielded areaExpiredDec 22, 95Oct 20, 98[H05K]
5699245 Distributed lightning detection systemExpiredSep 11, 95Dec 16, 97[G06F]
5610813 Thunderstorm cell detection and mapping system for identifying and ranging thunderstorm cells by clustering single strike lightning observationsExpiredOct 06, 94Mar 11, 97[G06F]
5295071 Sampled data lightning strike detection and mapping system capable of generating frequency spectrum of input signal waveforms and displaying such on the mapping displayExpiredApr 29, 92Mar 15, 94[G06F, G01S, G01W]
4851751 Pulse width modulation power supply for loads such as artificial horizon indicator gyros and the likeExpiredJun 23, 86Jul 25, 89[H02P]

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