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7630382 Method and system for providing transport of channelized circuits of arbitrary bit rate through asynchronous transfer mode (ATM) circuit emulation services (CES)  
A system for managing circuit emulation service over an Asynchronous Transfer Mode (ATM) network is provided. The system includes control logic configured to receive channelized circuit data from a...
7616580 Adaptive clock method and system  
A device and method are disclosed for correctly restoring a read clock when there are a plurality of STM data stream transmission sources. In a CES device of an ATM communication system, ATM cells...
7613206 Determination of characteristics during the transition between an AAL2 signalling and another signalling  
The invention relates to a method and device for simple and efficient determining characteristics during a transition between an AAL2 signalling protocol and at least one another signalling...
7607154 System for the transmission of DVB/MPEG digital signals, particularly for satellite communication  
The streams from a plurality of VBR coders or generic data sources ( 31 ) are multiplexed to a single stream by a multiplexer ( 32 ), while inserting null packets to make their bit-rates uniform. A...
7567574 Intelligent network and method for providing voice telephony over ATM and private address translation  
An illustrative intelligent network and method for providing voice telephony over Asynchronous Transfer Mode (“ATM”) and private address translation are provided that can provide significant...
7558272 Method and system for a two level scalable bundling solution  
The present invention is a system and a method which enables implementing a scalable, carrier class bundling multiplexed data communication on low rate links. The proposed system and method, which...
7545808 Memory organization in a switching device  
A network device switches variable length data units from a source to a destination in a network. An input port receives the variable length data unit and a divider divides the variable length data...
7535894 System and method for a communication network  
The invention provides a network element and method for handling ATM traffic and TDM traffic. The network element handles TDM traffic carried on ATM cells, and ATM traffic, and comprises generating...
7519728 Merge systems and methods for transmit systems interfaces  
A system improves bandwidth used by a data stream. The system receives data from the data stream and partitions the data into bursts. At least one of the bursts includes one or more idles. The...
7447239 Transmission path monitoring  
One aspect of the invention provides an ingress apparatus comprising a signal processing apparatus for receiving an incoming data frame and locating the position of path overhead, and a monitoring...
7447216 Method and system to transport high-quality video signals  
Society of Motion Picture and Television Engineers (SMPTE) video data is separated into first data and second data. A first signal is formed based on the first data. A second signal is formed based...
7436815 Switching system and method having low, deterministic latency  
A system and method of switching information in a time division multiplexed (TDM) communications network are described. The TDM time slots correspond to channels of circuit information. A circuit...
7411962 Method and apparatus for dynamic bandwidth allocation for voice and data multiplexing over AAL-2 connections  
In some embodiments of the present invention, applications presenting user information streams at a service access point (SAP) to AAL-2 above the Common Part Sublayer (CPS) may provide values for...
7408939 Method and apparatus for transport of fractional datastreams over frame-based transport systems  
A method, system and transport unit to combine and transport multiple variable data rate LAN streams and fixed data rate voice streams through a plurality of transmission links used as a conduit...
RE40398 ATM telecommunications systems and method for routing narrow band traffic  
A telecommunications system comprises an asynchronous transfer mode (ATM) network having uncommitted bandwidth, and a plurality of adaptive grooming routers (AGR) coupled to the network. The AGRs...
7370247 Dynamic offset compensation based on false transitions  
A method and apparatus provide a receiver with an architecture to regulate a bit error rate of the receiver using an offset based on detecting false transitions in received data. In an embodiment,...
7366183 Detecting multimedia capability of a caller  
The present invention allows a terminating telephony switch to detect whether or not a caller associated with an incoming call is associated with multimedia capability. The terminating telephony...
7327736 Changing of channel capabilities  
In a telecommunications system, in which a connection comprises a part with an interworking function at both ends, a channel is allocated to the connection between the interworking functions. The...
7272136 Dual tone multi frequency signal detection  
A signalling tone detector for use in a communications network for the detection of dual frequency multi-tone (DTMF) pairs of signal tones in a time division multiplex (TDM) signal. The detector...
7269167 Direct end-office trunking  
An apparatus and method for providing direct trunking between a TDM switch and an backbone network are described. The apparatus is an interface adapted to convert pulse code modulated data to the...
7269175 AAL2 transmitter for voice-packed and signaling management-packed interleaving on an ATM connection  
The present invention provides an apparatus, system and method for transmitting asynchronous transfer mode (ATM) data cells on an ATM adaptation layer (AAL) configured connection within an ATM...
7263557 Method and apparatus to detect configuration information for a digital subscriber line device  
A method and apparatus to detect configuration information that may be used to configure a permanent virtual circuit (PVC) between a digital subscriber line (DSL) customer premise equipment (CPE)...
7180897 Telecommunications systems  
A telecommunications system comprising one or more cross-connects and a plurality of telephone exchanges wherein two or more of the telephone exchanges are arranged to communicate with each other...
7180900 Communications system embedding communications session into ATM virtual circuit at line interface card and routing the virtual circuit to a processor card via a backplane  
An improved system and technique for processing a communications session in a data communications system suitably includes the steps of receiving the communications session at a line interface...
7136395 Method and system for transmission of headerless data packets over a wireless link  
Headerless (i.e., zero byte) data packets are sent by a compressor over a radio bearer. The radio bearer includes a synchronized wireless link. A sequential timer-based value is associated with...
7110412 Method and system to transport high-quality video signals  
Society of Motion Picture and Television Engineers (SMPTE) video data is separated into first data and second data. A first signal is formed based on the first data. A second signal is formed based...
7106748 Intelligent network and method for providing voice telephony over ATM and alias addressing  
An illustrative intelligent network and method for providing voice telephony over ATM and alias addressing are provided that can provide significant advantages. The intelligent network includes a...
7103036 Voice data relay apparatus  
When a communication system is constructed by use of a plurality of data relay apparatuses of the present invention, it is possible to control an execution/non-execution of a...
7103052 Device for reassembling cell data device for circuit emulation service and method of ATM synchronization control  
A device and method are disclosed for correctly restoring a read clock when there are a plurality of STM data stream transmission sources. In a CES device of an ATM communication system, ATM cells...
7085278 DSL terminal-exchange device connecting system and method  
A DSL 5 is connected between an exchange device 3 and an IAD 1 to which DSL subscriber terminals 2 - 1 through 2 -n are connected, and the exchange device 3 is equipped with a VMG 4 for...
7079543 Method and system for transmitting traffic having disparate rate components  
A method and system for transmitting traffic having disparate rate components includes receiving a plurality of traffic streams. Each traffic stream includes a first component and a reduced rate...
7068664 Voice interception system for mobile switching system  
In a voice interception system, a voice is intercepted by applying a function of a vocoder installed in a voice signal processor to a mobile switching station. This interception implies a...
7058300 Data transmission rate arbitration method and optical communication apparatus  
A transmitting-end device generates a pilot signal with a pilot signal generation section, and transmits a pilot signal to a receiving-end device. At the receiving-end device, a transmission rate...
7031300 Method for identifying a transfer unit which is part of a connection between a communications terminal and a private branch exchange  
Communication terminals are connected to a communication network via at least one hub having an unambiguous address in the communication network. Data transmission between the switching system and...
7020124 Frame control method and apparatus  
A frame control method and apparatus is described for controlling a transport frame used for transmitting a data unit via a dedicated channel between network elements of a communication system...
7002969 STS frame-ATM cell circuit emulation apparatus and frame length compensation method for the same  
A circuit simulation apparatus is disclosed by which, even if an STS-N frame of an abnormal length is detected by a reassembly buffer, the frame length can be compensated for while preventing an...
6982964 High performance ECL-to-ATM protocol network gateway  
A network protocol translation device that allows serial data sent using the standard Asynchronous Transfer Mode (ATM) protocol to be used between two locations, using a satellite link or a...
6980557 Communications system with communication terminals which are connected to a switching system via a packet-oriented communication network  
A switching system is connected to a communication network via a broadband access unit having a network access interface and communication terminals are connected to the communication network via...
6965565 System and method for communicating an event status across a data channel  
A system for communicating an event status across a data channel is provided. The system includes a data path to provide connectivity for a plurality of communication channels using data transport...
6930998 Hybrid TDM and ATM voice switching central office and method of completing inter-office calls using same  
A hybrid central office for serving a plurality of subscriber lines while serving as a virtual access tandem to a subnetwork of central offices having a connection to an ATM backbone network is...
6914900 Method and apparatus for connecting communication device via IP network  
Disclosed is a method of connecting a telephone via an IP network. An exchange on the originating side (1) evaluates voice quality along a route through the IP network to an exchange on a...
6882652 Private lines traversing a packet network and re-arrangement of channels among packet network connections  
Techniques for providing communication services include provisioning a packet network connection that has packet channels, each of which is independently capable of carrying narrowband signals so...
6873621 System for controlling AAL1 cell bandwidth  
A system for controlling a bandwidth when receiving and reassembling a consecutive data stream transferred while segmented by AAL1 format cells which enables correct determination of non-P and P...
6842443 Network switch using network processor and methods  
A network switch apparatus, components for such an apparatus, and methods of operating such an apparatus in which data flow handling and flexibility is enhanced by the cooperation among a plurality...
6791986 Method for transmitting voice information in ATM cells  
The interworking of voice information in ATM cells is presently provided according to the standardizations of the ITU in the AAL1 adaption method. Specific properties of the voice information are...
6785377 Data calls using both constant bit rate and variable bit rate connections  
A first call processing system advantageously uses a constant bit rate connection and a variable bit rate connection to utilize the bandwidth for a data call. The first call processing system...
6728834 System and method for effectively implementing isochronous processor cache  
A system and method for effectively implementing isochronous processor cache comprises a memory device for storing high-priority isochronous information, an isochronous cache coupled to the memory...
6721327 Delayed packet concealment method and apparatus  
A decoder improves delayed packet concealment in a packet network by using two decoder sections. A first decoder section bases its decoding during the concealment phase on erroneous filter states...
6721326 Cell multiplexing system and method for an ATM network  
A multiplexing system in an ATM network is disclosed. The system produces low deviation in generation timing of a standard ATM cell and low transmission delay to realize high transmission...
6711126 Congestion control of AAL2 connections  
The invention concerns a method of managing data packets originating from data frames, the packets being presented to buffer ( 40 ) prior to processing. When a packet corresponding to the start of...
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