US Patent No: 7,706,746

Number of patents in Portfolio can not be more than 2000

Integrated or autonomous system and method of satellite-terrestrial frequency reuse using signal attenuation and/or blockage, dynamic assignment of frequencies and/or hysteresis

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ALSO PUBLISHED AS: 20050265273
ATTORNEY / AGENT: (SPONSORED)
 

Importance

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Abstract

A cellular communications system comprising a space based system comprising a first set of cells, and a ground based system comprising a second set of cells. The space and ground systems can optionally function substantially autonomously, with each using spectrum from at least one predetermined frequency band.

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First Claim

Related Publications

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Patent Owner(s)

Patent OwnerAddressTotal Patents
ATC TECHNOLOGIES, LLCRESTON, VA208

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Karabinis, Peter D Cary, NC 274 9304
Singh, Rajendra San Jose, CA 92 1952

Cited Art

Patent Info (Count) # Cites Year
 
ATC TECHNOLOGIES, LLC (48)
5,073,900 Integrated cellular communications system 402 1990
5,612,703 position determination in an integrated cellular communications system 195 1995
5,815,809 Mobile earth terminal communication device providing voice, data, facsimile, and/or roaming communication features 38 1996
5,717,830 Satellite trunked radio service system 60 1996
5,926,745 Network operations center for mobile earth terminal satellite communications system 87 1996
5,835,857 Position determination for reducing unauthorized use of a communication system 191 1996
6,112,083 Full service dispatcher for satellite trunked radio service system 54 1996
5,878,329 Power control of an integrated cellular communications system 194 1997
6,112,085 Virtual network configuration and management system for satellite communication system 130 1997
5,832,379 Communications system including control means for designating communication between space nodes and surface nodes 171 1997
5,940,753 Controller for cellular communications system 167 1997
5,995,832 Communications system 201 1998
6,108,561 Power control of an integrated cellular communications system 203 1999
6,522,865 Hybrid satellite communications system 138 1999
6,892,068 Coordinated satellite-terrestrial frequency reuse 166 2001
6,859,652 Integrated or autonomous system and method of satellite-terrestrial frequency reuse using signal attenuation and/or blockage, dynamic assignment of frequencies and/or hysteresis 149 2001
6,684,057 Systems and methods for terrestrial reuse of cellular satellite frequency spectrum 127 2002
6,856,787 Wireless communications systems and methods using satellite-linked remote terminal interface subsystems 123 2002
6,999,720 Spatial guardbands for terrestrial reuse of satellite frequencies 121 2002
7,006,789 Space-based network architectures for satellite radiotelephone systems 116 2002
6,937,857 Systems and methods for reducing satellite feeder link bandwidth/carriers in cellular satellite systems 123 2002
6,785,543 Filters for combined radiotelephone/GPS terminals 121 2003
2003/0149,986 Security system for defeating satellite television piracy 145 2003
2004/0240,525 Wireless communications methods and apparatus using licensed-use system protocols with unlicensed-use access points 148 2003
2004/0121,727 Systems and methods for terrestrial reuse of cellular satellite frequency spectrum in a time-division duplex mode 116 2003
6,879,829 SYSTEMS AND METHODS FOR HANDOVER BETWEEN SPACE BASED AND TERRESTRIAL RADIOTERMINAL COMMUNICATIONS, AND FOR MONITORING TERRESTRIALLY REUSED SATELLITE FREQUENCIES AT A RADIOTERMINAL TO REDUCE POTENTIAL INTERFERENCE 125 2004
2005/0026,606 Systems and methods for modifying antenna radiation patterns of peripheral base stations of a terrestrial network to allow reduced interference 109 2004
2005/0041,619 Wireless systems, methods and devices employing forward- and/or return-link carriers having different numbers of sub-band carriers 122 2004
2005/0090,256 Systems and methods for mobility management in overlaid mobile communications systems 120 2004
2005/0079,816 Integrated or autonomous system and method of satellite-terrestrial frequency reuse using signal attenuation and/or blockage, dynamic assignment of frequencies and/or hysteresis 111 2004
2005/0118,948 Systems and methods for terrestrial reuse of cellular satellite frequency spectrum in a time-division duplex and/or frequency-division duplex mode 119 2004
2005/0136,836 Additional intra-and/or inter-system interference reducing systems and methods for satellite communications systems 119 2005
2005/0164,700 Satellite with different size service link antennas and radioterminal communication methods using same 118 2005
2005/0227,618 Multi-band satellite and/or ancillary terrestrial component radioterminal communications systems and methods with diversity operation 134 2005
2005/0164,701 Integrated or autonomous system and method of satellite-terrestrial frequency reuse using signal attenuation and/or blockage, dynamic assignment of frequencies and/or hysteresis 129 2005
2005/0181,786 Coordinated satellite-terrestrial frequency reuse 121 2005
2005/0239,403 Systems and methods with different utilization of satellite frequency bands by a space-based network and an ancillary terrestrial network 113 2005
2005/0239,404 Satellite/hands-free interlock systems and/or companion devices for radioterminals and related methods 111 2005
2005/0239,399 Mobile terminals and set top boxes including multiple satellite band service links, and related systems and methods 125 2005
2005/0260,947 Satellite communications systems and methods using radiotelephone location-based beamforming 124 2005
2005/0260,984 Systems and methods for space-based use of terrestrial cellular frequency spectrum 137 2005
2005/0245,192 Radiotelephones and operating methods that use a single radio frequency chain and a single baseband processor for space-based and terrestrial communications 110 2005
2005/0221,757 Systems and methods for reducing satellite feeder link bandwidth/carriers in cellular satellite systems 111 2005
2005/0282,542 Systems and methods for terrestrial use of cellular satellite frequency spectrum 116 2005
2005/0288,011 Methods of ground based beamforming and on-board frequency translation and related systems 120 2005
2005/0265,273 Integrated or autonomous system and method of satellite-terrestrial frequency reuse using signal attenuation and/or blockage, dynamic assignment of frequencies and/or hysteresis 123 2005
2005/0272,369 Coordinated satellite-terrestrial frequency reuse 123 2005
2006/0040,659 Spatial guardbands for terrestrial reuse of satellite frequencies 89 2005
 
THERMO FUNDING COMPANY LLC (22)
5,303,286 Wireless telephone/satellite roaming system 358 1991
5,526,404 Worldwide satellite telephone system and a network coordinating gateway for allocating satellite and terrestrial gateway resources 122 1994
5,586,165 Satellite and terrestrial telephone 62 1994
5,448,623 Satellite telecommunications system using network coordinating gateways operative with a terrestrial communication system 255 1995
5,619,525 Closed loop power control for low earth orbit satellite communications system 183 1995
5,956,619 Satellite controlled power control for personal communication user terminals 48 1996
6,091,933 Multiple satellite system power allocation by communication link optimization 133 1997
5,912,641 Indoor satellite cellular repeater system 28 1997
5,758,261 Low earth orbit communication satellite gateway-to-gateway relay system 72 1997
6,067,442 Satellite communications system having distributed user assignment and resource assignment with terrestrial gateways 177 1997
6,097,752 Closed loop power control for low earth orbit satellite communications system 133 1997
5,884,142 Low earth orbit distributed gateway communication system 171 1997
6,021,309 Channel frequency allocation for multiple-satellite communication network 57 1997
6,101,385 Satellite communication service with non-congruent sub-beam coverage 153 1997
6,418,147 Multiple vocoder mobile satellite telephone system 169 1998
6,233,463 Automatic satellite terrestrial mobile terminal roaming system and method 138 1998
6,160,994 Interactive fixed and mobile satellite network 166 1998
6,775,251 Satellite communication system providing multi-gateway diversity and improved satellite loading 132 1998
6,125,260 System for generating and using global radio frequency maps 49 1998
6,253,080 Low earth orbit distributed gateway communication system 121 1999
6,240,124 Closed loop power control for low earth orbit satellite communications system 162 1999
2004/0072,539 Resource allocation to terrestrial and satellite services 127 2003
 
ERICSSON INC. (19)
5,619,503 Cellular/satellite communications system with improved frequency re-use 90 1994
5,631,898 Cellular/satellite communications system with improved frequency re-use 158 1995
5,848,060 Cellular/satellite communications system with improved frequency re-use 204 1995
6,157,811 Cellular/satellite communications system with improved frequency re-use 173 1996
5,844,894 Time-reuse partitioning system and methods for cellular radio telephone systems 84 1996
6,091,936 Method and apparatus for reducing co-channel interference 46 1996
6,035,178 Satellite communication system for local-area coverage 19 1996
5,841,766 Diversity-oriented channel allocation in a mobile communications system 25 1996
5,812,968 Vocoder apparatus using the link margin 66 1996
5,907,809 Position determination using multiple base station signals 123 1996
5,812,947 Cellular/satellite communications systems with improved frequency re-use 168 1996
5,974,324 Adaptive frequency reuse plan 36 1997
5,960,351 Radio frequency planning and assignment in a discontiguous spectrum environment 32 1997
5,757,789 Dual mode satellite/cellular terminal 31 1997
5,937,332 Satellite telecommunications repeaters and retransmission methods 175 1997
6,134,437 Dual-mode satellite/cellular phone architecture with physically separable mode 162 1997
6,052,586 Fixed and mobile satellite radiotelephone systems and methods with capacity sharing 160 1997
6,052,560 Satellite system utilizing a plurality of air interface standards and method employing same 133 1997
6,154,654 System and method for frequency reuse in a four cell plan 22 1998
 
CDC PROPRIETE INTELLECTUELLE (16)
5,423,084 Spectrum recovery apparatus and method therefor 16 1992
5,268,694 Communication system employing spectrum reuse on a spherical surface 59 1992
5,367,304 Communication system employing spectrum reuse on a spherical surface 44 1993
5,410,728 Satellite cellular telephone and data communication system 113 1993
5,548,800 Satellite telecommunication system with apparatus for protecting radio astronomy and method of using same 26 1994
5,509,004 Communication method and network with multiple dynamic intraswitching 23 1994
5,574,969 Method and apparatus for regional cell management in a satellite communication system 28 1994
5,774,787 Interference mitigation system for protecting radio astronomy and method of using same 25 1994
5,641,134 Satellite cellular telephone and data communication system at an inclined orbit 40 1994
5,894,590 Independent satellite-based communications systems sharing common frequency spectrum and method of operation thereof 29 1995
5,920,804 Method and apparatus for communications hand-off between multiple satellite systems 25 1996
5,867,789 Method and system for real-time channel management in a radio telecommunications system 27 1996
5,826,190 Emergency handoff method of redirecting calls in a satellite communication system 22 1997
6,052,558 Networked repeater 31 1997
6,088,572 Independent satellite-based communications systems sharing common frequency spectrum and method of operation thereof 15 1998
6,198,730 Systems and method for use in a dual mode satellite communications system 130 1998
 
HUGHES ELECTRONICS CORPORATION (15)
4,819,227 Satellite communications system employing frequency reuse 66 1986
4,823,341 Satellite communications system having frequency addressable high gain downlink beams 52 1986
4,879,711 Satellite communications system employing frequency reuse 53 1987
5,303,287 Integrated personal/cellular communications system architecture 131 1992
5,473,601 Frequency reuse technique for a high data rate satellite communication system 84 1993
5,625,624 High data rate satellite communication system 63 1993
5,915,207 Mobile and wireless information dissemination architecture and protocols 145 1996
6,032,041 Method and system for providing wideband communications to mobile users in a satellite-based network 56 1997
6,019,318 Coordinatable system of inclined geosynchronous satellite orbits 41 1997
6,735,437 Communication system employing reuse of satellite spectrum for terrestrial communication 123 1998
6,126,116 Coordinatable system of inclined eccentric geosynchronous orbits 40 1998
6,339,707 Method and system for providing wideband communications to mobile users in a satellite-based network 166 1999
6,628,919 Low-cost multi-mission broadband communications payload 133 2000
2004/0203,393 System and method for offsetting channel spectrum to reduce interference between two communication networks 120 2002
6,975,837 Method and apparatus for reducing interference between terrestrially-based and space-based broadcast systems 124 2003
 
MOTOROLA, INC. (14)
4,870,408 Method for dynamically allocating data channels on a trunked communication system 137 1987
5,073,971 Cellular radiotelephone communications system 93 1989
5,010,317 Satellite based simulcast paging system 97 1989
5,257,398 Hopped-carrier dynamic frequency reuse 59 1990
5,093,925 Three dimensional cellular communication system with coordinate offset and frequency reuse 33 1990
5,355,520 In-building microwave communication system permits frequency refuse with external point-to-point microwave systems 35 1990
5,193,101 On-site system frequency sharing with trunking systems using spread spectrum 104 1991
5,142,691 Frequency management system 58 1991
5,193,102 Method and apparatus for improving detection of data bits in a slow frequency hopping communication system 49 1991
5,301,188 Shared-carrier frequency hopping 51 1992
5,317,593 Communication device with code sequence and frequency selection system 18 1993
5,887,261 Method and apparatus for a radio remote repeater in a digital cellular radio communication system 33 1994
5,524,280 Method of acquiring a channel in a general frequency reuse system 60 1994
5,790,070 Network and method for controlling steerable beams 82 1997
 
ASULAB S.A. (12)
2002/0167,995 Radiofrequency signal receiver with means for improving the reception dynamic of said signals 2002
2002/0167,995 Radiofrequency signal receiver with means for improving the reception dynamic of said signals 2002
2002/0167,995 Radiofrequency signal receiver with means for improving the reception dynamic of said signals 2002
2002/0167,995 Radiofrequency signal receiver with means for improving the reception dynamic of said signals 2002
2002/0167,995 Radiofrequency signal receiver with means for improving the reception dynamic of said signals 2002
2002/0167,995 Radiofrequency signal receiver with means for improving the reception dynamic of said signals 2002
2002/0167,995 Radiofrequency signal receiver with means for improving the reception dynamic of said signals 2002
2002/0167,995 Radiofrequency signal receiver with means for improving the reception dynamic of said signals 2002
2002/0167,995 Radiofrequency signal receiver with means for improving the reception dynamic of said signals 2002
2002/0167,995 Radiofrequency signal receiver with means for improving the reception dynamic of said signals 2002
2002/0167,995 Radiofrequency signal receiver with means for improving the reception dynamic of said signals 2002
2002/0167,995 Radiofrequency signal receiver with means for improving the reception dynamic of said signals 2002
 
MOTOROLA MOBILITY LLC (8)
5,901,357 Frequency allocation for subscribers of multiple telephone systems having frequency sharing 43 1993
5,475,734 Method and apparatus for sharing radio frequency spectrum in a radio frequency communication system 54 1995
5,559,866 Method of reuse through remote antenna and same channel cell division 34 1995
6,138,010 Multimode communication device and method for operating a multimode communication device 55 1997
5,995,840 Method and apparatus for dynamically selecting a frequency reuse plan for a radio messaging system 31 1997
5,848,359 Hierarchical set of frequency reuse patterns allowing cellular air and land communication 25 1997
6,122,291 Communication system and operating method thereof 45 1997
6,094,628 Method and apparatus for transmitting user-customized high-quality, low-bit-rate speech 6 1998
 
QUALCOMM INCORPORATED (6)
4,901,307 Spread spectrum multiple access communication system using satellite or terrestrial repeaters 1324 1986
4,979,170 Alternating sequential half duplex communication system 168 1988
5,594,718 Method and apparatus for providing mobile unit assisted hard handoff from a CDMA communication system to an alternative access communication system 137 1995
5,991,345 Method and apparatus for diversity enhancement using pseudo-multipath signals 148 1995
5,859,838 Load monitoring and management in a CDMA wireless communication system 85 1996
5,757,767 Method and apparatus for joint transmission of multiple data signals in spread spectrum communication systems 92 1996
 
UNWIRED PLANET, LLC (6)
5,924,037 Frequency assigning method in a seven cell frequency plan for a cellular communications system without adjacent frequencies 15 1996
6,097,708 Frequency assigning method for an eight cell frequency re-use plan providing cellular communications system without adjacent frequency channels 14 1996
5,729,538 Dual mode satellite/cellular terminal 31 1997
5,812,539 Dual mode satellite/cellular terminal 27 1997
6,084,865 Dual mode satellite/cellular terminal 55 1997
5,959,984 Dual mode satellite/cellular terminal 37 1997
 
LUCENT TECHNOLOGIES INC. (5)
5,594,720 Multiple access cellular communication with dynamic slot allocation and reduced co-channel interferences 129 1994
5,721,500 Efficient CMOS amplifier with increased transconductance 14 1996
6,119,011 Cost-function-based dynamic channel assignment for a cellular system 33 1998
6,134,442 Controlling operations in a cellular system using neighbor association-based cost values 16 1998
6,154,655 Flexible channel allocation for a cellular system based on a hybrid measurement-based dynamic channel assignment and a reuse-distance criterion algorithm 33 1998
 
TREBLE INVESTMENTS LIMITED LIABILITY COMPANY (5)
5,649,292 Obtaining improved frequency reuse in wireless communication systems 81 1994
5,758,090 Frequency reuse planning for CDMA cellular communication system by grouping of available carrier frequencies and power control based on the distance from base station 35 1995
5,970,410 Cellular system plan using in band-translators to enable efficient deployment of high capacity base transceiver systems 61 1996
6,088,592 Wireless system plan using in band-translators with diversity backhaul to enable efficient depolyment of high capacity base transceiver systems 47 1996
5,974,323 Frequency plan for wireless communication system that accommodates demand growth to high efficiency reuse factors 30 1996
 
WENGEN WIRELESS LLC (5)
5,822,680 Frequency sharing for satellite communication system 28 1996
5,995,841 Technique for sharing radio frequency spectrum in multiple satellite communication systems 14 1997
6,011,951 Technique for sharing radio frequency spectrum in multiple satellite communication systems 127 1997
6,157,621 Satellite communication system 127 1997
6,088,341 Method for reducing co-channel of cross-polarization interference in a satellite data communication system by offsetting channel frequencies 30 1998
 
INTELLECTUAL VENTURES I LLC (4)
5,394,561 Networked satellite and terrestrial cellular radiotelephone systems 217 1993
5,452,471 Network of hierarchical communication systems and method therefor 54 1994
5,669,062 Methods of demand-based adaptive channel reuse for telecommunications systems 47 1996
6,157,834 Terrestrial and satellite cellular network interoperability 134 1997
 
TELEFONAKTIEBOLAGET LM ERICSSON (PUBL) (4)
5,247,699 Cellular frequency reuse cell plan 85 1990
5,867,765 Non-geostationary satellite mobile communication system integration with network principles for terrestrial cellular 41 1995
5,940,765 Radio communications systems and methods for jittered beacon transmission 41 1996
6,018,663 Frequency packing for dynamic frequency allocation in a radiocommunication system 25 1997
 
ALCATEL MOBILE COMMUNICATION FRANCE (3)
5,564,076 Portable digital signal transceiver providing communication via a terrestrial network and via a satellite network 138 1994
5,701,584 Cellular mobile radio system having a frequency reuse plan with partially identical patterns 15 1995
5,960,352 Multilayer cellular mobile radio network with optimized frequency re-use plan, and associated method 16 1995
 
AT&T CORP. (3)
5,838,669 Method of synchronizing satellite switched CDMA communication system 34 1996
5,963,561 Method and apparatus for bandwidth reuse in a communication network 21 1996
5,864,316 Fixed communication terminal having proximity detector method and apparatus for safe wireless communication 32 1996
 
AT&T WIRELESS SERVICES, INC. (3)
5,675,629 Cordless cellular system base station 232 1995
5,911,120 Wireless communication system having mobile stations establish a communication link through the base station without using a landline or regional cellular network and without a call in progress 118 1995
6,002,935 Wireless communications cellular architecture for improving communications resource allocation 53 1997
 
ICO SERVICES LIMITED (3)
6,324,405 Communications apparatus and method for mobile platforms having a plurality of users 148 1997
6,072,430 Satellite terminal position determination 130 1998
2002/0122,408 Satellite communications with satellite routing according to channels assignment signals 123 2002
 
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. (3)
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RESEARCH IN MOTION LIMITED (3)
5,535,432 Dual-mode satellite/cellular phone with a frequency synthesizer 173 1994
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6,094,178 Dual mode quadrifilar helix antenna and associated methods of operation 43 1997
 
AGENCE SPATIALE EUROPEENNE (2)
5,765,098 Method and system for transmitting radio signals between a fixed terrestrial station and user mobile terminals via a network of satellites 160 1996
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APPLE INC. (2)
5,828,963 Selecting radio frequency channels for reuse in micro-cellular radio communications systems 34 1995
6,223,041 Dynamic radio resource allocation in a wireless communication system 51 1998
 
BROADBAND INVESTMENTS, LTD. (2)
5,761,605 Apparatus and method for reusing satellite broadcast spectrum for terrestrially broadcast signals 151 1996
6,169,878 Apparatus and method for transmitting terrestrial signals on a common frequency with satellite transmissions 134 1997
 
CELSAT CORPORATION (2)
5,446,756 Integrated cellular communications system 314 1993
5,511,233 System and method for mobile communications in coexistence with established communications systems 211 1994
 
CIRRUS LOGIC, INC. (2)
5,999,818 Frequency re-used and time-shared cellular communication system having multiple radio communication systems 65 1996
6,038,455 Reverse channel reuse scheme in a time shared cellular communication system 123 1996
 
DBSD SERVICES LIMITED (2)
6,201,967 Communications apparatus and method 125 1997
6,256,497 Interworking between telecommunications networks 142 1998
 
GOGO LLC (2)
5,878,346 Nonterrestrial cellular mobile telecommunication network 24 1996
5,832,380 Nonterrestrial cellular mobile telecommunication system 46 1996
 
INTERDIGITAL TECHNOLOGY CORPORATION (2)
5,469,468 Overlaying spread-spectrum satellite system and method 147 1993
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JPMORGAN CHASE BANK, N.A. (2)
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LEO ONE IP, L.L.C. (2)
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MITSUBISHI DENKI KABUSHIKI KAISHA (2)
5,535,430 Mobile communication terminal equipment usable for both satellite and terrestrial communications 83 1994
2003/0003,815 Communication satellite/land circuits selection communications system 121 2002
 
MOBILE SATELLITE VENTURES, LP (2)
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NOKIA TELECOMMUNICATIONS OY (2)
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5,937,352 Satellite-based cellular telecommunications system utilizing an earth station subsystem 27 1996
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6,067,453 Satellite-based direct access telecommunications systems 27 1996
 
ROCKSTAR BIDCO, LP (2)
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CALIFORNIA INSTITUTE OF TECHNOLOGY (1)
5,216,427 Land-mobile satellite communication system 137 1990
 
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5,825,325 Intersatellite communications systems 34 1996
 
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6,067,452 Technique for least cost routing for mobile satellite systems employing a GSM network infrastructure 26 1996
 
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DATASEC CORPORATION (1)
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ERICSSON AB (1)
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ERICSSON GE MOBILE COMMUNICATIONS INC. (1)
5,555,257 Cellular/satellite communications system with improved frequency re-use 272 1995
 
FUJITSU LIMITED (1)
6,023,605 Dual layer satellite communications system and geostationary satellite therefor 126 1997
 
FUJITSU MOBILE COMMUNICATIONS LIMITED (1)
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GENGHIS COMM (1)
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GEO LICENSING COMPANY, LLP (1)
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GLOBALSTAR L.P. (1)
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GTE WIRELESS INCORPORATED (1)
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INMARSAT TWO COMPANY (NOW KNOWN AS INMARSAT LTD.) (1)
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IRIDIUM SATELLITE LLC (1)
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ITT MANUFACTURING ENTERPRISES, INC. (1)
6,049,548 Multi-access CS-P/CD-E system and protocols on satellite channels applicable to a group of mobile users in close proximity 27 1997
 
KDDI CORPORATION (1)
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KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY (1)
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LOCKHEED MARTIN CORPORATION (1)
5,907,541 Architecture for an integrated mobile and fixed telecommunications system including a spacecraft 148 1997
 
LOCUTION PITCH LLC (1)
6,075,777 Network flow framework for online dynamic channel allocation 29 1996
 
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MICROSOFT CORPORATION (1)
6,085,094 Method for optimizing spectral re-use 131 1998
 
MOTOROLA MOBILITY, INC. (1)
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NET GAME LIMITED (1)
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OTTEN, DAVID D. (1)
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RAYTHEON COMPANY (1)
6,061,562 Wireless communication using an airborne switching node 99 1997
 
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SCOREBOARD WIRELESS CORPORATION (1)
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TELEDESIC LLC (1)
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TTI INVENTIONS C LLC (1)
5,884,181 Interference reduction in shared-frequency wireless communication systems 70 1996
 
UNITED MICROELECTRONICS CORP. (1)
6,009,332 Method and system for autonomously allocating a frequency hopping traffic channel in a private radio system 62 1997
 
WAHOO COMMUNICATIONS CORPORATION (1)
2006/0246,909 Monocell wireless communications system 9 2006
 
WARNING SYSTEMS, INC. (1)
4,956,875 Emergency radio alerting and message transmitting system directable to selected classes and numbers of receivers 52 1988
 
WESTINGHOUSE ELECTRIC CORP. (1)
5,732,359 Mobile terminal apparatus and method having network inter-operability 68 1994
 
OTHER [CHECK PATENT PROFILE FOR ASSIGNMENT INFORMATION] (3)
4,292,685 Apparatus and method for controlling crosspolarization of signals in a frequency reuse system 21 1978
5,044,006 Microwave frequency modulation of x-ray beam for radio therapy treatment system 23 1990
5,566,354 System and method for channel assignment in a satellite telephone system 18 1994

Patent Citation Ranking

Forward Cites

Patent Info (Count) # Cites Year
 
ATC TECHNOLOGIES, LLC (13)
8,369,775 Integrated or autonomous system and method of satellite-terrestrial frequency reuse using signal attenuation and/or blockage, dynamic assignment of frequencies and/or hysteresis 0 2009
8,068,828 Systems and methods for terrestrial reuse of cellular satellite frequency spectrum in a time-division duplex mode 0 2009
7,917,135 Satellite communications apparatus and methods using asymmetrical forward and return link frequency reuse 6 2009
8,369,776 Apparatus and methods for power control in satellite communications systems with satellite-linked terrestrial stations 0 2009
8,078,101 Systems and methods for terrestrial reuse of cellular satellite frequency spectrum in a time-division duplex and/or frequency-division duplex mode 1 2009
8,055,257 Systems and methods with different utilization of satellite frequency bands by a space-based network and an ancillary terrestrial network 3 2009
8,339,308 Antenna beam forming systems, methods and devices using phase adjusted least squares beam forming 0 2010
8,285,225 Broadband wireless communications systems and methods using multiple non-contiguous frequency bands/segments 0 2010
7,974,619 Systems and methods for mobility management in overlaid mobile communications systems 2 2010
8,340,592 Radioterminals and operating methods that receive multiple measures of information from multiple sources 0 2011
8,131,293 Systems and methods for mobility management in overlaid mobile communications systems 0 2011
8,145,126 Satellite-band spectrum utilization for reduced or minimum interference 0 2011
8,238,819 Systems and methods for inter-system sharing of satellite communications frequencies within a common footprint 0 2011
 
VIASAT, INC. (3)
8,315,199 Adaptive use of satellite uplink bands 0 2009
8,254,832 Frequency re-use for service and gateway beams 0 2009
8,107,875 Placement of gateways near service beams 2 2009
 
THALES ALENIA SPACE FRANCE (1)
8,169,955 Systems and methods for orthogonal frequency division multiple access (OFDMA) communications over satellite links 0 2007

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