1
Robert A Wiedeman: Wireless telephone/satellite roaming system. Space Systems Loral, Edward J Radlo, Kenneth R Allen, April 12, 1994: US05303286 (356 worldwide citation)

A wireless telephone system capable of servicing a roaming wireless telephone user includes a satellite communications system consisting of one or more orbiting satellites, each carrying a database of users, destination codes and call codes, within a satellite service area, a satellite control cente ...


2
Robert A Wiedeman, Paul A Monte: Satellite telecommunications system using network coordinating gateways operative with a terrestrial communication system. Space Systems Loral, Perman & Green, September 5, 1995: US05448623 (268 worldwide citation)

A wireless telephone system (10) capable of servicing a roaming wireless telephone user (30) includes a satellite (22) communications system consisting of at least one orbiting satellite (22); at least one terrestrial-based gateway (12, 14, 16, 18) having access to a database (20) of users, destinat ...


3
Chich Hsing A Tsao: Dual frequency circularly polarized microwave antenna. Space Systems Loral, Edward J Radlo, August 31, 1993: US05241321 (192 worldwide citation)

An aperture coupled microwave antenna (10) for processing circularly polarized signals. The antenna (10) comprises a first planar dielectric layer (22) upon which a conductive radiating patch (12) is mounted. Attached to the radiating patch (12) are tuning means (20, 72) for converting linearly pola ...


4
Slawomir J Fiedziuszko: Electromagnetic transmission line elements having a boundary between materials of high and low dielectric constants. Space Systems Loral, Perman & Green, March 30, 1999: US05889449 (179 worldwide citation)

An electromagnetic wave propagation structure, suitable for the transmission of an electromagnetic wave and the formation of resonators within filters, is constructed of both high and low dielectric-constant materials wherein the high dielectric-constant is in excess of approximately 80 and the low ...


5
Stephen A Ames: Repeater diversity spread spectrum communication system. Space Systems Loral, Perman & Green, August 3, 1993: US05233626 (159 worldwide citation)

A repeater diversity spread spectrum communication system provides substantially fade free communications between a transmitter (1) and a receiver (7). A transmitted signal is relayed through a plurality of linear communications repeaters (3-6) that produce copies of the transmitted signal, the copi ...


6
Robert A Wiedeman, Paul A Monte: Satellite communication system that is coupled to a terrestrial communication network and method. Space Systems Loral, Perman & Green, January 14, 1997: US05594780 (154 worldwide citation)

A wireless telephone system (10) capable of servicing a roaming wireless telephone user (30) includes a satellite (22) communications system consisting of at least one orbiting satellite (22); at least one terrestrial-based gateway (12, 14, 16, 18) having access to a database (20) of users, destinat ...


7
Edward Hirshfield, Chich Hsing A Tsao: Mobile communication satellite payload. Space Systems Loral, Perman & Green, August 20, 1996: US05548292 (147 worldwide citation)

A communications satellite payload provides for efficient communications between user devices, such as hand held cellular telephones, and terrestrial gateways that may be connected to world-wide public telephone and telegraph (PTTs) networks. The satellite payload simultaneously supports a plurality ...


8
Yeongming Hwang, Vito J Jakstys: Composite multi-beam and shaped beam antenna system. Space Systems Loral, Perman & Green, November 19, 1996: US05576721 (132 worldwide citation)

A composite antenna for use in satellite communication provides both the functions of multiple beams and a shaped beam radiated from a single radiating aperture. The radiating aperture may employ a mirror or a lens. Transmitted radiation from an array of radiators is coupled via a subreflector to th ...


9
Robert A Wiedeman, Paul A Monte: Worldwide satellite telephone system and a network coordinating gateway for allocating satellite and terrestrial gateway resources. Space Systems Loral, Perman & Green, June 11, 1996: US05526404 (112 worldwide citation)

A wireless telephone system (10) capable of servicing a roaming wireless telephone user (30) includes a satellite (22) communications system consisting of at least one orbiting satellite (22); at least one terrestrial-based gateway (12, 14, 16, 18) having access to a database (20) of users, destinat ...


10
Howard E Pollard: Solar cell assembly. Space Systems Loral, Perman & Green, March 7, 2000: US06034322 (109 worldwide citation)

A solar cell assembly with current limiting protection comprises a rectangular planar solar cell having four corner locations including first and second opposed surfaces and a beveled edge at one of the corner locations. Parallel spaced longitudinally extending conductors are provided on a first opp ...