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7373085 Hybrid satellite and fiber communications system  
A communication system employing optical fibers and a high data rate satellite is utilized to provide high-speed Internet access to various geographic regions. In one aspect, a first teleport stati...
7366099 Method and apparatus for synchronizing a data communications network  
A method is disclosed for synchronizing a data communications network. The data communications network comprises a plurality of existing nodes forming one or more synchronization domains and a node...
7359367 Device for preventing erroneous synchronization in wireless communication apparatus  
An erroneous synchronization preventing device includes a pattern detector detecting a sync pattern from received data with a broader sync window to output a sync detection notice and a sync timing...
7359346 Apparatus for controlling data transmission/reception between main system and remote system of BTS in mobile communication system  
An apparatus for controlling data transmission/reception between a main system and a remote system of a base transceiver station (BTS) in a mobile communication system to improve reliability of dat...
7346705 Method of synchronising three or more electronic devices and a computer system for implementing that method  
Methods, systems and machine readable media for synchronising three or more electronic devices. In one exemplary method of synchronising three or more electronic devices, said method comprises: ...
7346070 Shared wireline code division multiple access  
A first network component of an apparatus in one example is coupled with one or more additional network components. The first network component and the one or more additional network components com...
7336952 Method and system for hard handoff in a broadcast communication system  
A method and system for a handoff in a broadcast communication system is disclosed. A subscriber-assisted handoff is impractical in a broadcast communication system due to e.g., a high signaling lo...
7333557 Adaptive controller for linearization of transmitter with impairments  
An adaptive controller for linearization of transmitters using predistortion of the input signal has reduced sensitivity to impairments such as gain variation, phase noise or modulation/demodulatio...
7327699 Method and device for synchronisation of distant clocks to a central clock via satellite  
The invention relates to a method and a device for synchronizing one or more remote clocks ( 2 ) to a central clock ( 1 ) via a bi-directional satellite radio link ( 9.1, 9.2 ). Time and data signa...
7310327 Method and apparatus for time synchronizing an in-vehicle network  
An independent, broadcast medium ( 32 ) is used to communicate an time reference to each element: switch element ( 36 ), active element ( 14 - 20 ) or passive element, of an in-vehicle network ( 30...
7304981 Apparatus and method of flywheel time-of-day (TOD) synchronization  
A wireless communications network including multiple nodes, and a local node having GPS-based time for synchronization of time-of-day (TOD) in the network. The network includes at least the local n...
7304965 Method and apparatus for generating a code in an asynchronous code division multiple access mobile communication system  
A method and apparatus for generating a code in an asynchronous code division multiple access mobile communication system is provided. Specifically, the method and apparatus are for use in a transm...
7304964 Facilitating synchronization of communication stations in a radio communication system  
Apparatus, and an associated method, performing synchronization messages to be used to synchronize operation of a mobile station with that of a base transceiver station in a cellular, or other radi...
7295641 Phase alignment circuitry and methods  
The phase of a data signal relative to a reference clock signal is approximated relatively accurately using only relatively coarse increments of phase shift between trial version of a sampling cloc...
7295595 Device for synchronizing a receiver and a transmitter in a communication system  
The present invention relates to a device (D) and an associated method for the synchronization of a DS-CDMA receiver with a synchronization code being sent periodically and discontinuously by a DS-...
7292709 System for transmitting patient information  
A plurality of nodes are connected to a network. A first node converts the image signals into image signal data and transmits the same. A second node converts the biological signals into biological...
7292547 Device and method for nodal multiple access into communications channels  
A nodal division multiple access technique for multiple access to a communications channel such as a satellite transponder. The present invention provides multiple access into a communications chan...
7280607 Ultra wide bandwidth communications method and system  
An ultra wide bandwidth, high speed, spread spectrum communications system uses short wavelets of electromagnetic energy to transmit information through objects such as walls or earth. The communic...
7277380 Synchronization of an orthogonal frequency division multiplexing (OFDM) receiver  
A method for frequency and time synchronization of a receiver for receiving Orthogonal Frequency Division Multiplexing (OFDM) signals is described. A quality criterion of a OFDM signal is determine...
7275174 Self-aligning data path converter for multiple clock systems  
A system and method for aligning an input signal ( 24 ) synchronized to a first clock signal ( 22 ) with a second clock signal ( 26 ) The invention includes a mechanism ( 106 ) for generating a thi...
7260119 System, method, and computer program product for ethernet-passive optical networks  
A system, method, and computer program product for synchronizing time between a centralized controller device and at least one subscriber device on an Ethernet Passive Optical Network (EPON). The M...
7260100 System and method for net formation and merging in ad hoc networks  
A method of allocating communication resources among nodes in a network is provided. Communication among the nodes uses a time division multiple access protocol that includes a plurality of time sl...
7231583 Communication method and apparatus  
In a frame sync method, a receiver searches for the presence of an N-symbol long unique word pattern. For each possible frame sync detected, the receiver proceeds to demodulation and FEC processing...
7221661 Radio terminal, radio synchronization system having no base station, and recording medium  
According to the present invention, all terminals can establish synchronization in a radio communications system formed only of a plurality of mobile terminals. This radio terminal communicates by ...
7215652 Method, apparatus, and system for calculating and making a synchronous burst time plan in a communication network  
A communication network control method for a communication network including a hub and a plurality of user nodes includes adjusting system parameters to maximize communication data rate and minimiz...
7206597 Transmission apparatus and auto gain control method  
A transmission control section 101 temporarily stores a transmission signal, outputs the stored transmission signal to a coding section 102 and outputs transmission timing information to a coun...
7200124 Signal measurement apparatus and method for handover in a mobile communication system  
An RNC determines parameters available for measurement of a synchronization signal and second Node B information from a second Node B, transmits the determined parameters to a first Node B during r...
7194267 Transport channel control in a UMTS network  
A method of switching from a first to a second transport channel for User Equipment (UE) in a UMTS Terrestrial Radio Access Network (UTRAN) of a UMTS system. The method comprises initiating a chann...
7177645 Spectrum sharing between wireless systems  
In a wireless network, subjected to interferences caused by the operation of an adjacent network, a method and devices are provided to allow the allocation of time-sub-frames for operating at frequ...
7167717 System and method for wired network synchronization for real time location tracking  
A system and method is provided for timing synchronization of receivers in a wireless network to improve the accuracy of real time location tracking methods utilize time difference of arrival metho...
7159042 Method and device for communicating a message on a network and systems using them  
The communication method concerns communication stations adapted to communicate with each other when a base station supplies a synchronisation signal to mobile stations synchronising on this signal...
7158541 Signal synchronization method and receiver device for packet communication  
A receiver device for a packet communication system receives a packet signal appended at its head with a known number (N) of repetition signals. A correlation value of a received signal is outputte...
7158488 Communication control apparatus and method  
One or more nodes on a communication network are selected and set as one node group. In each of the nodes, group identification information representing the node group to which the node belongs is ...
7146167 Non-instantaneous hard handover control device and method  
A non-instantaneous-disruption hard handover (HHO) control device includes a CFN generation block ( 110 ) for monitoring the state of a source baseband resource ( 201 a ) and a destination baseband...
7146133 Wireless transmission interference avoidance on a device capable of carrying out wireless network communications  
A wireless technology (e.g., Wi-Fi) coexistence architecture and method are disclosed for managing potential conflicts between wireless technology interference sources. A coexistence driver maintai...
7142521 Wireless packet data distributed communications system  
A two-way satellite communications system includes an Earth station communicating with a plurality of remote terminals using a network access protocol that facilitates low power consumption by the ...
7139525 Time synchronization system, satellite system applied to the time synchronization system, ground system applied in the time synchronization system, time synchronization method and a computer-readable recording medium with a program  
In a satellite system, a time frame to be used for establishing a time correlation between the satellite system and a ground station is inserted between the transmission frames at an arbitrary timi...
7133397 Time division duplex system utilizing global positioning system timing signals for access point synchronization  
A method and apparatus for Time Division Duplex (TDD) synchronization of Access Points (APEs) uses the 1 pulse-per-second timing pulses of the Global Positioning System (GPS) and synchronization st...
7123593 Method for broadcasting radio signals from a radiocommunication base station, base stations and mobile terminals therefor  
A base station forms a time-division multiplexing physical control channel comprising a set of presynchronization timeslots each carrying the same synchronization signal, and a set of synchronizati...
7120814 System and method for aligning signals in multiple clock systems  
A system and method for aligning an input signal ( 24 ) synchronized to a first clock signal ( 22 ) with a second clock signal ( 26 ). The invention includes a mechanism ( 106 ) for generating a th...
7120132 Apparatus and method for synchronization of uplink synchronous transmission scheme in a CDMA communication system  
Disclosed is a method for synchronizing a scrambling code in a CDMA communication system including a UTRAN (UMTS Terrestrial Radio Access Network) and a plurality of user equipments (UEs), using or...
7116991 Method of determining the position of a mobile station in a mobile telecommunication network  
The present invention concerns a method of determining the position of a mobile station in a mobile telecommunication network, the said network including a plurality of base stations designed to ad...
7110782 Cell search synchronization  
Cell search synchronization in spread spectrum communications systems using primary and second synchronization codes with symbol partitioning for shorter coherent combinations (despreading) which a...
7095856 Method and apparatus to maintain encryption synchronization in a multi-modulation TDM system  
Encryption synchronization (e-sync) is maintained between a transmitter ( 104 ) and one or more receivers ( 102 ) in a multi-modulation TDM system ( 100 ) where information is communicated in slots...
7095723 Base station for code group synchronization  
A base station is capable of communicating in a time division duplex using code division multiple access format. The base station transmits a primary synchronization signal and secondary synchroniz...
7093275 Synchronizing services across open cable and packet cable  
Disclosed is a system and that synchronizes utilization of a data transfer with an audio/video stream. Time information contained within an audio/video stream is monitored for a specified time at w...
7054641 Communications system load control methods and apparatus  
A communication system ( 100 ) includes an aircraft ( 120 ) that acts as a repeater between ground equipment ( 101 ) and communication units ( 128 ) on the ground. The ground equipment ( 101 ) incl...
7047011 Synchronization in diversity handover  
To avoid signal quality degradation in resynchronization procedures, a base station and a mobile station do not adjust their timing simultaneously. Generally, a timer or a clock in each of the mobi...
7042854 Method and apparatus for acquiring a synchronization signal  
A method and system for acquiring a time division multiplexed synchronization signal in a satellite communication system is provided. The signal is provided as a series of frames with beacon signal...
7039729 Data transfer apparatus  
In a data transfer apparatus 10 , first, second, third data transmitters 141, 142, 143 are located in a data transmission device 11 . Data which must not be influenced by delay of transmission ...

Matches 1 - 50 out of 310 1 2 3 4 5 6 7 >