1
Peter D Karabinis, Gary G Churan: Systems and methods for monitoring terrestrially reused satellite frequencies to reduce potential interference. ATC Technologies, Myers Bigel Sibley & Sajovec, May 2, 2006: US07039400 (77 worldwide citation)

Radiation by an ancillary terrestrial network, and/or satellite radiotelephones that communicate therewith are monitored and controlled, to reduce and preferably prevent intra-system interference and/or interference with other satellite radiotelephone systems. In particular, a satellite radiotelepho ...


2
Gary G Churan: Network-assisted global positioning systems, methods and terminals including doppler shift and code phase estimates. ATC Technologies, Myers Bigel Sibley & Sajovec P A, December 26, 2006: US07155340 (76 worldwide citation)

A mobile terminal is configured to receive wireless communications including GPS data from a terrestrial and/or satellite wireless network, and to perform pseudo-range measurements using the GPS data that is received. The mobile terminal may be configured to perform pseudo-range measurements by rece ...


3
Peter D Karabinis, Santanu Dutta, Gary G Churan, Dunmin Zheng: Intra- and/or inter-system interference reducing systems and methods for satellite communications systems. ATC Technologies, Myers Bigel Sibley & Sajovec PA, March 4, 2008: US07340213 (59 worldwide citation)

A first radio signal is received via a first satellite reception path, for example, an antenna or spot beam, which serves a satellite cell. The received first radio signal includes a desired satellite uplink signal transmitted from a first source using a frequency assigned to the satellite cell and ...


4
Gary G Churan: Network-assisted global positioning systems, methods and terminals including doppler shift and code phase estimates. ATC Technologies, Myers Bigel Sibley & Sajovec P A, September 2, 2008: US07421342 (52 worldwide citation)

A mobile terminal is configured to receive wireless communications including GPS data from a terrestrial and/or satellite wireless network, and to perform pseudo-range measurements using the GPS data that is received. The mobile terminal may be configured to perform pseudo-range measurements by rece ...


5
Michael K Ward, Gary G Churan, William R Tisdale, David J Ross: Mobile earth terminal communication device providing voice, data, facsimile, and/or roaming communication features. AMSC Subsidiary Corporation, Lowe Price LeBlanc & Becker, September 29, 1998: US05815809 (32 worldwide citation)

In a mobile satellite system, a mobile communication system includes a user interface system, an antenna system, a transceiver system, a logic and signaling system. The logic and signaling system provides a roam function permitting the mobile communication system to roam between the mobile satellite ...


6
Gary G Churan: Code synchronization in CDMA satellite wireless communications system using uplink channel detection. ATC Technologies, Myers Bigel Sibley & Sajovec PA, November 18, 2008: US07453920 (31 worldwide citation)

An uplink signal transmitted by a terminal is received by a satellite wireless communications system. The uplink signal includes a known information element, e.g., a reverse access channel (R-ACH) preamble, spread according to a spreading code specific to a component of a satellite wireless communic ...


7
William R Tisdale, Gary G Churan, Charles Kittiver: Communication protocol for mobile earth terminal communication device used in mobile satellite communication system. Pepper Hamilton, December 15, 1998: US05850602 (27 worldwide citation)

In a mobile satellite system, a method of performing a call setup procedure from a call initiated by a mobile communication system (MCS) to a destination served by a public switched telephone network, includes the steps of initiating the call by the MCS, the MCS formatting and transmitting an access ...


8
Peter D Karabinis, Gary G Churan: Systems and methods for terrestrial reuse of cellular satellite frequency spectrum in a time-division duplex and/or frequency-division duplex mode. ATC Technologies, Myers Bigel Sibley & Sajovec P A, February 16, 2010: US07664460 (23 worldwide citation)

A space-based component, such as a satellite, is configured to receive wireless communications from radiotelephones in a satellite footprint over an uplink satellite radiotelephone frequency, and to transmit wireless communications to the radiotelephones over a downlink radiotelephone frequency. An ...


9
Michael K Ward, Gary G Churan, William R Tisdale, David J Ross: Mobile earth terminal with roaming capability. Motient Services, Irah H Donner, Anthony H Kahng, Hale and Dorr, August 21, 2001: US06278861 (13 worldwide citation)

In a mobile satellite system, a mobile communication system includes a user interface system, an antenna system, a transceiver system, a logic and signaling system. The logic and signaling system provides a communication function permitting the mobile communication system to roam between the mobile ...


10
Peter D Karabinis, Gary G Churan: Systems and methods for terrestrial reuse of cellular satellite frequency spectrum in a time-division duplex and/or frequency-division duplex mode. ATC Technologies, Myers Bigel Sibley & Sajovec P A, December 13, 2011: US08078101 (4 worldwide citation)

A space-based component, such as a satellite, is configured to receive wireless communications from radiotelephones in a satellite footprint over an uplink satellite radiotelephone frequency, and to transmit wireless communications to the radiotelephones over a downlink radiotelephone frequency. An ...