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Class 370/395.63 - Adapting frame relay/X.25 data (e.g., using AAL 3/4)


Subclass of Class 370 - Multiplex communications
Definition: Subject matter wherein frame relay/X.25 data is
No. of patents: 35
Last issue date: 06/29/2010


NumberTitleIssue Date
7746870Efficient transport of program clock reference for audio services delivered on an MPEG-2 transport stream
A system and corresponding methods efficiently transport Program Clock Reference (PCR) for audio services delivered on an MPEG-2 Transport Stream (TS) to an audio subsystem. The system processes an original Transport Stream (TS) to remove video packets other than th...
06/29/2010
7411962Method 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 predefined parameters that may determine how frames of information in ...
08/12/2008
7391773Data processing apparatus and method and computer readable storage medium
A data processing apparatus and method and a computer readable storage medium storing data processing programs realizing the data processing method, capable of preventing transmission of unnecessary redundant data and efficiently utilizing a transmission path. In th...
06/24/2008
7362753Method and hardware apparatus for implementing frame alteration commands
A method and apparatus are provided for implementing frame alteration commands in a communications network processor. A set of frame alteration instruction templates is defined. A frame alteration instruction template is identified based upon the packet type recogni...
04/22/2008
7352754ATM-based data transmitting and receiving device and method
A data transmitting and receiving device, which transmits and receives ATM cells between the calculation processing modules is described. The ATM-based data transmitting and receiving device includes a transmitting means and a data receiving means. The data receivin...
04/01/2008
7336667Apparatus, method and program product to generate and use CRC in communications network
The CRC for the CPS Header of an ATM AAL2 cell is generated by a CRC generator which uses the 8 bits of the CID field to generate partial 5 bits CRCs which are loaded in a first table. The 6 bits LI field and 5 bits UUI field are added to the partial 5 bits CRC to f...
02/26/2008
7281164Information processing device and recovery method thereof
An information processing device and a recovery method thereof make it possible to improve strength of a system and so on against a failure, to give reliability and stability of information processing, and to easily perform restoration of a system failure and update...
10/09/2007
7277442Ethernet-to-ATM interworking that conserves VLAN assignments
Interworking of first and second networks (12, 14) is accomplished by an interworking facility (30) that serves to map the destination address in first frames received from the first network into second destinations addresses compatible with the second...
10/02/2007
7239637Packet communication system, network side device and terminal side device thereof and identifier assigning method
A packet communication system is constructed with a plurality of terminal side devices and a network side device including a dynamic identifier assigning portion 141 and a time slot allocation portion 1242. The dynamic identifier assigning portion 1...
07/03/2007
7099335Communication control apparatus
A communication control apparatus which effectively uses a memory and does not need complicated hardware is realized. Each area of a frame assembly memory 2 is set to the maximum frame length which is handled. When a cell of a new connection is inputted, a me...
08/29/2006
7085231Algorithm for computing the size of a virtual circuit (VC) generating too much red traffic
A method is provided for computing the size of a virtual circuit that places excessive traffic into a network. An illustrative method adjusts a contracted rate of traffic for a virtual circuit in a telecommunication network and can include downloading statistical da...
08/01/2006
7079540System and method for provisioning virtual circuits in broadband access multiplexing elements
A system for provisioning virtual circuits in broadband access multiplexing elements is disclosed. The system manages an algorithm that selects a unique virtual path identifier and virtual circuit identifier for each new multiplexor input from a pool. The system sen...
07/18/2006
7075937Method and device for sending data, method and device for receiving data
This method applies to the transmission of information during a communication session, on a network having at least one switch, over at least one path between a so-called “source” node and a so-called “destination” node. The network is adapted to tran...
07/11/2006
7065585Method for switching communication modes and exchange therefor
An exchange capable of easily switching communication modes for gradually shifting all exchanges to ATM exchanges without requiring manual intervention in a network with frame relay exchanges and ATM exchanges mixed therein. This exchange is provided with an ATM sid...
06/20/2006
7032106Method and apparatus for booting a microprocessor
A method and system for bootstrapping a processor from a volatile memory device connected to the processor is disclosed. The first processor is bootstrapped from flash device. The reset lines of the second processor are asserted. The boot code for the second process...
04/18/2006
6990108ATM system architecture for the convergence of data, voice and video
The present invention provides a unitary mechanism for high speed end-to-end telecommunication traffic using an Asynchronous Transfer Mode (ATM) architecture for convergence of video, data and voice in an SOHO application using a DSL router. An ATM module (101
01/24/2006
6958975Congestion information setting system
In a transmission service for connecting a frame relay network to an ATM (asynchronous transfer mode) network, a congestion information setting system used in a connection apparatus capable of interfacing between the frame relay network and the ATM network, is arran...
10/25/2005
6928074Method of transmitting data, a broadcast module, and a terminal for implementing the method
A broadcasting method which can be used in an X.25 network. To transmit a block of information from a terminal to a broadcast module in the switch to which that terminal is connected, it consists of sending a call request packet fr...
08/09/2005
6744733Network system
A plurality of bridges accommodating LANs are connected through an ATM network in a network system of the present invention. When a specified bridge is newly connected to this ATM network, the specified bridge transmits a request for setting point-to-multipoint tran...
06/01/2004
6711126Congestion 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 a frame is presented to the buffer stage, it is determined wheth...
03/23/2004
6707819Method and apparatus for the encapsulation of control information in a real-time data stream
Method and device provide for the encapsulation of control information in a real-time data stream. In one embodiment a method of encapsulating data in an information frame is provided. This information frame has a payload portion and a trailer portion wherein the tr...
03/16/2004
6625114System and method for connecting equipment that supports only permanent virtual circuits to a switched virtual circuit network
A virtual circuit (PVC) to switched virtual circuit (SVC) conversion system and method are used for communication across SVC in parallel with VCs or in place of VCs set up to other sites on a network when communication problems exist such as congestion, n...
09/23/2003
6608839System and method for indicating an accurate committed information rate
Disclosed is a system and method for determining an efficient and accurate committed information rate (CIR) for a frame relay data communications device to facilitate the conversion of frame relay data packets into asynchronous transfer mode (ATM) data ce...
08/19/2003
6493346System for providing conversion of TDM-based frame relay data in a cross-connect matrix to and from ATM data
A high density frame relay circuit within a digital cross-connect matrix converts TDM based DCS matrix data containing frame relay data to/from a DS3 ATM physical interface and provides adaption processing between the frame relay and ATM domains. The circ...
12/10/2002
6473430Systems and methods for connecting frame relay devices via an ATM network using a frame relay proxy signaling agent
There is disclosed, for use in an ATM network, a system for servicing an SVC connection between a first node and a second node operable to transmit and receive frame relay data frames, wherein the first node is coupled to an ATM access device incapable of...
10/29/2002
6449277Interleaver for parallel 8 bit cell of ATM systems and a method therefor
An asynchronous transfer mode (ATM) system having an interleaver of 8 bit parallel cell units includes n ATM cell header buffer for storing an ATM cell header into a cell header buffer or outputting data by 1 bit at a buffer according to a control signal ...
09/10/2002
6442167Method and apparatus for communications of frame relay data
The present invention intends to realize highly reliable communications between a frame relay network and an ATM network by corresponding service classes decided in both networks to each other. In order to achieve the above object, the frame relay data co...
08/27/2002
6400717Device for booting a multiprocessor embedded system and method of operation
There is disclosed, for use in a data processing device containing a master processor and a slave processor, a mode selection circuit capable of selecting the operating mode of the slave processor. The mode selection circuit comprises a mode determination...
06/04/2002
6205152Frame relay-to-ATM interface circuit and method of operation
There is disclosed, for use in a processing network containing a first node operable to transmit and receive frame relay data and a second node operable to transmit and receive asynchronous transfer mode (ATM) data, a network interface for converting the ...
03/20/2001
6195350Data frame switch
A switch that makes it possible in real-time to determine paths that are suitable for interconnecting line termination functional entities of couplers. The switch includes a centralization device capable of centralizing information concerning the state of...
02/27/2001
6046999Router apparatus using ATM switch
A router apparatus 5 is provided with an ATM switch, an IP controller for performing routing control as a controller for layer 3, plural kinds of interfaces which are individually provided to plural transmission paths in which various communications are p...
04/04/2000
5828844Internet NCP over ATM
A telecommunications network is provided for establishing communication between at least one originating station and at least one destination station. The network includes a plurality of IP switches for addressing and routing data in accordance with an In...
10/27/1998
5712853Apparatus and method for transferring operation, administration and management cells across and ATM data frame user network interface
A method and switch appratus for transporting an ATM layer OAM cell across a FUNI are disclosed. The method broadly includes generating a DXI (FUNI) frame from the ATM layer OAM cell by using certain bits of the five byte ATM overhead as bits in the two b...
01/27/1998
5315588Method of controlling frame-relay module, and high-speed switching system
A method of controlling a frame-relay module includes steps of outputting a control-information frame from a control unit connected to an ATM switch, the control-information frame containing data specifying a frame-relay interface circuit as well as a pro...
05/24/1994
5231630Network termination enabling relief of call congestion in an exchanger
In a network termination connected to an exchanger and a plurality of terminal adaptors, and enabling relief of call congestion in an exchanger, the network termination includes: a reception port for receiving a reduction rate indicated by a congestion in...
07/27/1993
 
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