1
Bryant Ford Anderson, Paul Johann Gartside, Douglas Melville Harrison, Joseph Mark Baird: Shrouded horn feed assembly. L 3 Communications Corporation, Perman & Green, August 11, 1998: US05793334 (175 worldwide citation)

A feed system for an antenna has a set of inner and outer coaxial waveguides which apply, respectively, both higher and lower frequency radiations to a common radiating aperture provided by a horn and shroud which envelops radiating apertures of the individual feed waveguides. Each of the feed waveg ...


2
Bryant Ford Anderson, Charles Andrew Deneris, Kevin L Teuscher, Paul Johann Gartside, Douglas Melville Harrison: Launcher for plural band feed system. L 3 Communications Corporation, Perman & Green, October 6, 1998: US05818396 (150 worldwide citation)

A feed system for an antenna has a set of inner and outer coaxial waveguides which apply, respectively, both higher and lower frequency radiations to a common radiating aperture provided by a horn and shroud which envelops radiating apertures of the individual feed waveguides. Each of the feed waveg ...


3
Richard B Ertel, Eric K Hall, Thomas R Giallorenzi, Philip L Stephenson, Johnny M Harris, Edward P Newren: Bandwidth allocation and data multiplexing scheme for direct sequence CDMA systems. L 3 Communications Corporation, Harrington & Smith, May 30, 2006: US07054286 (150 worldwide citation)

This invention provides a highly flexible multiplexing scheme for Direct Sequence CDMA systems enabling the CDMA system to flexibly allocate CDMA channel resources between packet-switched broadcast channels and fast-circuit-switched dedicated channels in order to optimize system throughput. A method ...


4
Richard Norman Winslow: Trusted bypass for secure communication. L 3 Communications Corporation, Condo Roccia, November 20, 2012: US08316228 (142 worldwide citation)

A device having an encryption module in communication with first and second communication ports may facilitate connecting to an access network, without requiring a non-secure hard drive to initiate the network access. The encryption module may define a normal mode and a bypass mode. In normal mode, ...


5
Lee A Butterfield, Thomas R Giallorenzi, L Andrew Gibson Jr, Dan M Griffin, Johnny M Harris, Steven B Perkins, R William Steagall: Data scrambling system and method and communications system incorporating same. L 3 Communications Corporation, Perman & Green, June 29, 1999: US05917852 (100 worldwide citation)

Users or subscribers of a multi-user communications system, such as a spread spectrum communications system, provide signals to the central station or base unit of that system, and receive signals therefrom. Avoidance of interference among those users' signals is needed to ensure proper operation of ...


6
Keith Tognoni: Display backlight with white balance compensation. L 3 Communications Corporation, Gardner & Groff P C, October 10, 2000: US06129444 (70 worldwide citation)

A backlight for a flat panel display includes a light-combining wedge which combines light from multiple light sources before sending it through the flat panel display, with the light-combining wedge receiving light from two lamps, with each of the lamps producing a different color of light. A contr ...


7
Tansel Kendir, Motti Shechter, John Clark: Firearm laser training system and method facilitating firearm training for extended range targets with feedback of firearm control. L 3 Communications Corporation, Edell Shapiro & Finnan, February 12, 2008: US07329127 (55 worldwide citation)

A firearm laser training system of the present invention includes a target assembly, a laser transmitter assembly that attaches to a firearm, a detection device and a processor in communication with the detection device. The system simulates targets at extended ranges and accounts for various enviro ...


8
James A Frazier, Kenneth R Jongsma, James T Sturdy: Close/intra-formation positioning collision avoidance system and method. L 3 Communications Corporation, William R Bachand, David E Rogers, Squire Sanders & Dempsey, October 1, 2002: US06459411 (53 worldwide citation)

A passive Traffic Alert and Collision Avoidance System (TCAS) and method is based on receiving and processing Mode-S transponder messages without the TCAS computer having to interrogate the transponders of the respective aircraft flying in formation (i.e., a passive TCAS). A TCAS computer and Mode-S ...


9
Robert J Van Wechel, Ivan L Johnston: Efficient space-time adaptive processing (STAP) filter for global positioning system (GPS) receivers. L 3 Communications Corporation, Knobbe Martens Olson & Bear, November 6, 2007: US07292663 (50 worldwide citation)

A system for efficiently filtering interfering signals in a front end of a GPS receiver is disclosed. Such interfering signals can emanate from friendly, as well as unfriendly, sources. One embodiment includes a GPS receiver with a space-time adaptive processing (STAP) filter. At least a portion of ...


10
Jeffrey Wayne Eberhard, Meng Ling Hsiao: X-ray computed tomography (CT) system for detecting thin objects. L 3 Communications Corporation, Foley & Lardner, May 18, 1999: US05905806 (48 worldwide citation)

A technique to ascertain the presence or absence of an object in a three-dimensional volume, such as explosives in the side walls of luggage. The technique involves radiation scanning the three-dimensional volume to determine a property of each of a plurality of voxels representing the three-dimensi ...