Matches 1 - 38 out of 38
Match Document Document Title
US20090285150 METHOD AND SYSTEM FOR PROVIDING A SATELLITE INTERFACE TO SUPPORT MOBILE COMMUNICATION SERVICES  
An approach provides a satellite air interface to efficiently support communication with a terrestrial network. One or more packets associated with a data communication session are received from a...
US20090270089 SYSTEMS AND METHODS FOR INTER-SYSTEM SHARING OF SATELLITE COMMUNICATIONS FREQUENCIES WITHIN A COMMON FOOTPRINT  
Two satellite communications systems can use the same frequency or frequencies in geographically overlapping footprints, without creating undue interference in a given system that is caused by the...
US20090270088 Telecommunication network  
The present invention concerns a telecommunication network for establishing radiofrequency links between at least one gateway and ground terminals via a multispot telecommunication satellite. The...
US20090264120 SYSTEMS AND METHODS FOR PACKING/UNPACKING SATELLITE SERVICE LINKS TO/FROM SATELLITE FEEDER LINKS  
Information content is nonidentically mapped between service link carriers and feeder link carriers at a cellular satellite. A reduced number of satellite feeder link carriers compared to the...
US20090247073 XM Radio Satellite Reception Without Degrading Coverage in XM Terrestrial Markets  
A system is provided for enhancing coverage for a mobile satellite service, the system comprising a signal threshold comparator module for monitoring a predetermined threshold for a satellite...
US20090239529 Telecommunication network  
The present invention relates to a telecommunication network for establishing radiofrequency links between gateways and ground terminals via a telecommunication satellite with several spot beams,...
US20090170505 Radiation relay process and apparatus  
A process and apparatus is provided for the transmission of radionuclide spectral information from a remote location. The process facilitates the use of a handheld radiation detector to detect a...
US20090131046 SYSTEMS AND METHODS FOR TRANSMITTING ELECTROMAGNETIC ENERGY OVER A WIRELESS CHANNEL HAVING SUFFICIENTLY WEAK MEASURED SIGNAL STRENGTH  
A signal strength that is associated with a first wireless communications channel is detected. Electromagnetic energy is transmitted over the first wireless communications channel in response to...
US20090104903 SATELLITE RADIOTELEPHONE SYSTEMS, METHODS, COMPONENTS AND DEVICES INCLUDING GATED RADIOTELEPHONE TRANSMISSIONS TO ANCILLARY TERRESTRIAL COMPONENTS  
A satellite radiotelephone system includes a space-based component and an ancillary terrestrial component that are configured to receive wireless communications from radiotelephones. The...
US20090102660 Method and Apparatus for Tracking and Monitoring Containers  
A tag has a circuit portion that functions as a reader capable of wireless communication with other tags. According to a different aspect, a tag has a circuit portion with first and second modes,...
US20090088151 Radioterminals Including Satellite/Hands-Free Interlocks and Related Methods  
A radioterminal may include a transceiver, a hands-free interface, and a satellite/hands-free interlock. The transceiver may be configured for space-based communications and for terrestrial...
US20090080406 System and Method for Multicast and Broadcast Synchronization in Wireless Access Systems  
In a method for multicast and broadcast synchronization a data payload frame is generated from a data payload. A frame number is assigned to the data payload frame, wherein the frame number...
US20080311904 Communication Network with Relaying of Radio Signals By Relay Terminals  
A radiocommunication network includes at least one communication station (GW) adapted to exchange data by radio with radiocommunication terminals (T 1 -T 5 ). This network is adapted to use a data...
US20080287124 SYSTEMS, METHODS AND DEVICES FOR REUSING SPECTRUM OF ANOTHER OPERATOR  
A system according to some embodiments includes a first transceiver configured to transmit downlink signals to, and to receive uplink signals from, a first plurality of mobile terminals in a...
US20080287123 System and Method for Processing Satellite Communication Data  
The present invention provides an apparatus and method for intercepting and monitoring communications between target mobiles and a main station of a satellite communication system, wherein...
US20080278345 Telematics System and Method Having Combined Cellular and Satellite Functionality  
A vehicle Telematics unit includes a cellular transceiver and a satellite receiver. At least one controller controls the transceiver and the receiver and determines which one to use to communicate...
US20080274732 Digital Radiocommunication Method and System, Particulary for Mobile Ground Stations  
The invention relates to a digital radiocommunication system having an antenna, one or several modems and frequency translators. The system also has at least one device external to the modems...
US20080233970 SATELLITE AIDED LOCATION TRACKING AND DATA SERVICES USING GEOSYNCHRONOUS AND LOW EARTH ORBIT SATELLITES WITH GLOBAL LOCATING SYSTEM  
A system and method for satellite aided location tracking and data services using geosynchronous (GEO) and low earth orbit (LEO) satellites with global locating system. In one embodiment, a mobile...
US20080233952 TECHNIQUES FOR PROVIDING BROADCAST SERVICES ON SPOT BEAM SATELLITES  
Techniques for providing broadcast services on spot beam satellite are provided. These techniques enable the mission of a spot beam satellite system to be changed from providing spot beam...
US20080227446 Portable handheld satellite phone conversion module  
A mobile communication device for communication and data transfer utilizing a satellite phone system including a module which replaces or supplements the battery of a satellite phone handset and...
US20080182572 Apparatus and Methods for Mobility Management in Hybrid Terrestrial-Satellite Mobile Communications Systems  
Communications between a terminal and a terrestrial base station are established. The terrestrial base station receives a request to monitor a satellite base station from the terminal. The...
US20080176510 System, Method And Computer Program Product For Receiving Data From A Satellite Radio Network  
A system, method and computer program product are disclosed for receiving data from a satellite radio network in accordance with an embodiment of the present invention. In accordance with an...
US20080167032 MOBILE SATELLITE SERVICE VIA 3GPP GENERIC RADIO ACCESS NETWORK  
A system and method adapted to support a satellite component as generic access in the terrestrial mobile networks. The present invention uses the Third Generation Partnership Project (3GPP)...
US20080160993 Communications Systems and Methods Including Emission Detection  
A system for communications on an extraterrestrial body may include a space-based component and an ancillary extraterrestrial component on the extraterrestrial body. The space-based component may...
US20080160992 HANDSET TRANSMIT ANTENNA DIVERSITY IN MOBILE SATELLITE SYSTEMS  
A wireless communication device (WCD) used as a satellite telephone is provided with multiple antennas for communicating with its satellites. If signal quality is determined to be poor, then an...
US20080153481 FIXED CELL COMMUNICATION SYSTEM WITH REDUCED INTERFERENCE  
A communication system has a high altitude communication device that has an antenna for directing beams to a fixed cell pattern with a polarity of cells. A specific pattern of cells having the same...
US20080113666 Ancillary terrestrial component services using multiple frequency bands  
A satellite radio telephone system employing at least two space-based components, each of which is configured to communicate with a plurality of radio telephones. Each space-based component employs...
US20080102752 Multiple satellite mobile system using multiple antennas  
A communication system 10 includes a plurality of satellite antennas 26 A- 26 n and a plurality of receivers 28 A- 28 n that generate a plurality of channel requests. A switch 27 is in...
US20080102750 Broadcast method and system  
A method and system for airing broadcast signals is disclosed. Preferably, the system includes a production truck interface panel receiving a broadcast signal. A transmission relay circuit relays...
US20080090514 Method and system for processing GPS and satellite digital radio signals using a shared LNA  
A system for amplifying GPS and satellite digital radio signals is provided. The system includes a GPS antenna configured to receive signals transmitted by a GPS satellite, and a satellite digital...
US20080081556 System and method for observing a satellite using a satellite in retrograde orbit  
A satellite and an arrangement for placing the satellite in a retrograde orbit, i.e. inclined at approximately 180° to the equator. Multiple satellites may be used and the orbits thereof may be...
US20080064324 SATELLITE DATA MESSAGING SYSTEM WITH RADIO CHANNEL HYPERLINKING  
A data messaging system includes a satellite radio receiver configured to receive a message including a message identifier and two or more filter criteria and to process the message to generate a...
US20080064323 TRANSMODULATOR FOR VERY SMALL APERTURE TERMINALS EMPLOYING INTERNET PROTOCOL BASED COMMUNICATIONS  
DVB-S/S2 transmodulator for VSAT units employing IP based communication. The transmodulator is optimized for VSAT networks, enabling legacy VSAT units to benefit from the developments of the...
US20080051080 GROUND-BASED BEAMFORMING FOR SATELLITE COMMUNICATIONS SYSTEMS  
Methods, systems and apparatus for ground-based beamforming of a satellite communications payload ( 200 ) within a satellite communications network ( 100 ). An embodiment of the invention comprises...
US20080045146 Systems and methods for establishing modular and flexible satellite communications networks  
A system and method of building a satellite communications network provides a customer-driven, modular and flexible approach to providing satellite communications services. The satellite network...
US20080032690 METHODS AND SYSTEMS FOR CONFIGURING SATELLITE ANTENNA CELL PATTERNS IN RESPONSE TO TERRESTRIAL USE OF SATELLITE FREQUENCIES  
Space-based wireless radiotelephone communications are provided in a satellite footprint over a satellite radiotelephone frequency band. The satellite footprint is divided into satellite cells in...
US20080014927 MINIATURIZED QUADRIFILAR HELIX ANTENNA  
A quadrifilar helix antenna used to transmit and receive wireless signals may include a number of inductively loaded antenna elements. The antenna elements may be helically wound around a...
US20080004005 Direct ATS Position Reporting  
A method and system for reporting the position of an aircraft to Air Traffic Services. The method comprises the steps of assigning at least one system access communication number to an aircraft,...
Matches 1 - 38 out of 38