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Match Document Document Title
7391792 Data mapper and method for flexible mapping of control and data information within a SONET payload  
A digital information mapper and method for mapping sequences of information characters into a SONET (synchronous optical network) payload in such a manner that there can be an arbitrary mixture of...
7388886 Method and device for distributing communication signals  
A communications network ( 100 ) has coordinator devices ( 10 ) each transmitting a beacon message in a cluster area ( 30 ). Neighboring coordinator devices ( 1, 2 ) define overlap areas ( 60 ) in...
7388881 Method and apparatus for frame synchronization  
A system for receiving and handling a scrambled input data signal that includes a preamble with a start of frame delimiter (SFD) initiates an SFD search on the scrambled input data, thereby...
7376120 Radio base station synchronizing responsive to conditions being met  
In the case of radio base stations of different kinds, a synchronization in a radio section cannot be established so that the efficiently effective use of electric waves cannot be retained....
7366192 Methods and system for fast session establishment between equipment using H.324 and related telecommunications protocols  
A method of processing a call with reduced call set-up times using one or more telecommunication networks includes providing one or more preferences for a call associated with a first terminal and...
7352779 System for multi-frame alignment  
A bidirectional communication system is provided. In one embodiment, a system comprises a host; and a plurality of remote units, wherein a plurality of tones is shared among the plurality of remote...
7330735 Timing transitions between wireless communication systems  
Interoperability between wireless communication systems, such as the IS2000-1x and IS856 systems, is facilitated by using supervision timers. A wireless communication device starts one or more...
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...
7299005 Radio frequency repeater with automated block/channel selection  
A wireless repeater for receiving, amplifying and transmitting one or more wireless signals. The repeater comprises a signal processing device for determining one or more attributes of a wireless...
7280564 Synchronization techniques in multipoint-to-point communication using orthgonal frequency division multiplexing  
A bidirectional communication system is provided. In one embodiment, a system comprises a host unit and a plurality of remote units using a multiple access scheme to communicate at the same time...
7260118 Methods and systems for generating an accurate adaptive clock  
A method for generating an accurate adaptive clock is disclosed. The method includes accessing data at a first clock rate, generating an adaptive clock that has an adaptive clock rate that is based...
7257133 Method for estimating offset for clocks at network elements  
A new algorithm for clock offset estimation for resources distributed across a network (such as the Internet). By exchanging a sequence of time-stamped messages between pairs of network nodes and...
7209494 Digital reverse transmission frequency training method for time division duplex (TDD) communication system  
A Time Division Duplex (TDD), Code Division Multiple Access (CDMA) communication system includes a plurality of Customer Premises Equipment (CPE) and an Access Point (AP) that communicate through...
7202803 Methods and systems for synchronizing data streams  
Methods and systems are provided for synchronizing various time-stamped data streams. The data streams can be synchronized to another data stream or to a point of reference such as a reference...
7200143 Intergrated services digital network private branch exchange capable of choosing synchronization clock source automatically  
An integrated services digital network private branch exchange, which is capable of automatically choosing a synchronization clock source. The integrated services digital network private branch...
7181644 Method for synchronizing data utilized in redundant, closed loop control systems  
A method for synchronizing data utilized in a redundant, closed-loop feedback control system is disclosed. In an exemplary embodiment, the method includes configuring a plurality of control nodes...
7171225 Methods and apparatuses for using mobile GPS receivers to synchronize basestations in cellular networks  
Methods and apparatuses for establishing time at a first basestation, and synchronizing the first basestation with other basestations in a cellular network. The method may be performed using a...
7151767 Method and apparatus for synchronizing frequency hopping transceivers  
A slave radio transceiver for use in a frequency hopping radio system synchronizes by receiving on a sequence of simultaneous combinations of radio channels until a paging message is received from...
7139264 Communications system  
In a synchronous digital communications system a network of SDH (or SONET) equipments (SE) are arranged to exchange synchronisation signals via ports on the SEs, each port being allocated a source...
7133647 Chiprate correction in digital transceivers  
A transceiver for a code division multiple access communication system comprises a receiver to receive coded information signals and a transmitter to transmit coded information signals. A local...
7126937 Methods and systems for clock synchronization across wireless networks  
A wireless local access network includes a hierarchy of access points and mobile devices capable of roaming among the access points. Communications in the network is based on a time division...
7120170 Method and apparatus for the time synchronization in a data communication system  
A common clock shared by two or more nodes within a network used for time-synchronization. The nodes communicate via a packetized data transmission. Each data packet has a header with a value. The...
7092409 Timing distribution redundacy in a wireless network  
A timing network for a wireless communication network includes first and second Timing Unit Board (TUB) and processor boards for processing speech channels of the radio network, each processor...
7082142 System and method for delivering content in a unicast/multicast manner  
The present invention is a system and method for enabling multicast synchronization of initially unicasted content. Multiple unicast streams are synchronized in order to convert the unicast streams...
7058729 Method and device for the synchronisation between two networks  
The present invention relates to a method of synchronisation between communication networks exchanging information by frame of informations, each communication network having clock and the number...
7023884 Clock offset estimation with bias correction  
A new algorithm for clock offset estimation for resources distributed across a network (such as the Internet). By exchanging a sequence of time-stamped messages between pairs of network nodes and...
7016443 Synchronization method and system for clock signal sources, in particular in packet transmission communication systems  
The invention relates to a method for synchronization of clock sources in a communications system, in particular a radio communications system, having a large number of devices (PSTN, MSC, RNM,...
7007106 Protocol and method for multi-chassis configurable time synchronization  
Systems and methods are disclosed for time synchronization of operations in a control system. Synchronization networks and devices are provided for transferring synchronization information between...
6970481 Methods and systems for distributing multimedia data over heterogeneous networks  
Real-time communication of multimedia data over heterogeneous networks that may include constant delay networks, variable delay networks that have a common reckoning of time, and variable delay...
6959014 Method and apparatus for operating a communication bus  
Embodiments of the present invention related generally to communication systems. One embodiment contemplates a method for operating a communication bus where the method includes detecting a start...
6898212 Systems and methods for controlling audible speech distortion in a GPS-based CDMA wireless network using ATM transport  
A Base Station Controller (BSC) that reduces the occurrence of audible noise in a Code Division Multiple Access (CDMA) radio network is provided. The BSC according to one embodiment of the present...
6870819 Device for exchanging radio signals provided with time markers for synchronizing clocks  
Radio transmission of chronometric information. A device comprising an antenna (A 1 , A 2 ) to which there are coupled on one hand a generator (G 1 , G 2 ) generating a signal to be sent (e 1 , e 2...
6845085 Synchronization method for a processing communication satellite  
The present invention provides a highly accurate synchronization method for a satellite communication system ( 100 ). The system maintains a downlink symbol counter at an earth terminal and...
RE38678 Method and apparatus for synchronizing a data communications system to a periodic digital impairment  
A pulse code modulation modem system is configured to transmit data from a first modem to a second modem over the public switched telephone network (PSTN). The PSTN employs robbed bit signaling...
6765876 Device for outputting communication-line data to terminal  
A device outputting a plurality of paths to a terminal after rearranging the plurality of paths when the paths are arranged in an order of free choice, the device having a counter which receives a...
6700903 Upstream scrambler seeding system and method in a passive optical network  
A system and method for enabling an optical network unit (ONU) in a passive optical network to scramble data and send the scrambled data upstream to an optical line termination unit (OLT). In...
6665541 Methods and apparatuses for using mobile GPS receivers to synchronize basestations in cellular networks  
Methods and apparatuses for synchronizing basestations in a cellular network. One exemplary method performs time synchronization between at least two basestations, a first basestation and a second...
6665310 Transmitter, receiver, communication apparatus, communication method and communication system  
A communication system including a plurality of communication apparatuses connected via a data transmission line to execute data exchange between any of the communication apparatuses. The...
6658025 Synchronization in packet-switched telecommunications system  
A method and equipment for providing frequency synchronization in a telecommunications system, wherein time stamps providing timing information are transferred over a packet-switched network from a...
6654356 Distributed control system architecture based on synchronized clocks  
A distributed system with an architecture based on synchronized clocks that provides accurate coordination of control functions. The distributed system includes a set of nodes coupled to a...
6633590 Method of synchronizing a reference clock of a ground station and a clock of a remote system  
The invention relates to a method of synchronizing a reference clock of a first ground station and a local clock of a remote system, in particular a satellite. It includes: a) acquisition in a...
6628674 Apparatus depending on timing source for synchronization  
An apparatus which depends on one of a plurality of master clocks as a timing source includes a timing-dependency-direction-identifier-extraction unit which detects an identifier indicative of a...
6628628 Wireless communication having operation time correcting function  
An integrated communication system includes a CDMA network and other network such as a private cordless phone network which operates under a communication protocol different from that of the CDMA...
6546062 Wireless network  
The invention relates to a wireless network which includes at least one base station ( 1 to 3 ) and a plurality of associated terminals ( 4 to 14 ) for the exchange of useful data and control...
6532216 Central office based ADSL test platform  
An apparatus for testing the installation of Asymmetric Digital Subscriber Lines (ADSLs) that includes an ADSL Transceiver Unit - Central Office (ATU-C), an ADSL Transceiver Unit - Remote (ATU-R)...
6512990 Distributed trigger node  
A trigger node for a measurement and control system which enables relatively precise timing in the application of stimuli and/or measurement of responses without specialized adaptation of analog...
6480483 Frame synchronization system between base stations of mobile radio communication system and base station device employing this system  
The disclosure concerns an inter-base station frame synchronization system for use in a mobile communication system having at least one master base station and a plurality of slave base stations....
6473402 Communications link interconnecting service control points of a load sharing group for traffic management control  
In the Intelligent Networks environment, where multiple Service Providers and multi-Vendor equipment are involved in new service offering, the risk of overloading the network elements are real and...
6449316 Communication device and interference rejection method therein  
All mutual interference occurring between TCM-ISDN and ADSL that communicate by utilizing a line having the same properties and using the same reference signal, and all mutual interference...
6449290 Methods and arrangements in a radio communications system  
Methods and an arrangement for synchronizing communication of framed data via asynchronous base stations (BS 1 , BS 2 ) in a cellular communication system are presented. The synchronization methods...
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