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| Number | Title | Issue Date |
| 8121131 | Transmission of a tributary in synchronous mode at the level of a link of a data network A method of transmitting a tributary in synchronous mode at the level of a link of a data network is disclosed. The tributary comprising at least one frame including at least one payload envelope area and one transport overhead area. The envelope area includes at le... | 02/21/2012 |
| 8068501 | System and method for real-time correlation of AAL2 and AAL5 messages for calls in UTRAN System and method for correlating multiple frames of data associated with a single call into a call record. One embodiment comprises correlating data in a radio access network by capturing data passing to and from a radio network controller, identifying ATM Adaptati... | 11/29/2011 |
| 8064465 | Packet forwarding apparatus In a virtual LAN, a packet forwarding apparatus forwards IP packets and L2 packets using a single switch. The packet forwarding apparatus includes a switch that switches a media access control (MAC) packet using a MAC address of the MAC packet, and a packet format c... | 11/22/2011 |
| 8009679 | Communication system and method In a communications system a transmitter is arranged to transmit asynchronous transfer mode (ATM) cells in which synchronous transfer mode (STM) channels are assembled. In order to minimize the bandwidth required at lease some of the ATM cells include one or more sw... | 08/30/2011 |
| 7843945 | Interfacing of circuits in an integrated electronic circuit An interface having internal conductors to transfer data between a sending circuit and a receiving circuit in an integrated electronic circuit, the receiving circuit including an input buffer capable of receiving data and an output terminal for sending to the sendin... | 11/30/2010 |
| 7830893 | Real time segmentation and reassembly of asynchronous transfer mode (ATM) adaptation layer two (AAL2) and AAL5 data A system for reassembling asynchronous transfer mode (ATM) data in real time is disclosed. In one embodiment, the system for reassembling ATM data in real time comprises a circular buffer for storing ATM data, the ATM data comprising information divided into cells, ... | 11/09/2010 |
| 7751411 | System interface for cell and/or packet transfer A method of interfacing for packet and cell transfer between a first layer device and a second layer device, which includes dividing control information into an in-band portion and an out-of-band portion, transmitting the in-band portion in the data path, and transm... | 07/06/2010 |
| 7724751 | System for supporting communications among ATM devices, device for supporting data transmission, method for sending data, and computer program product A first communication device receives an ATM cell bound for a second ATM device from a first ATM device via an ATM interface, and then the first communication device sends a data frame including the ATM cell to the second ATM device via wide area Ethernet. In additi... | 05/25/2010 |
| 7710979 | ATM bonding There is provided an apparatus and method for ATM bonding. The apparatus comprises a first unit having a first xDSL line connected thereto, a second unit having a second xDSL line connected thereto and a connection between the first unit and the second unit. The fir... | 05/04/2010 |
| 7710980 | Synchronization system and method Upon receipt of a synchronization request from the CPU, the AAL1 device of the act system causes its cell forming section to extract the allocation position information for the SAR-PDU payload about a particular time slot in the current frame and, via the synchroniz... | 05/04/2010 |
| 7656883 | Transmission convergence sublayer circuit and operating method for asynchronous receiver A transmission convergence sublayer circuit is coupled between a buffer and a deframer. The deframer submits a data stream enable signal and data bytes to the circuit. The data stream enable signal enables the circuit so that multiple groups of byte data belonging t... | 02/02/2010 |
| 7643494 | Interworking apparatus and method for accepting IP in WCDMA system An interworking apparatus includes an IP sending/receiving unit coupled to an IP network, an AAL2 sending/receiving circuit coupled to a WCDMA network, and a data processing circuit between the IP sending/receiving unit and AAL2 sending/receiving unit. The data proc... | 01/05/2010 |
| 7613194 | Synchronizing conversion of data signals between devices A system to convert first data signals into second data signals is provided. The first system may receive one of the first data signals associated with a data frame, determine first synchronization information corresponding to one of the second data signals associat... | 11/03/2009 |
| 7609702 | Interworking between cell and packet based networks A method and apparatus of communicating data between a cell based network and a packet based network. Received segments of data units are formed into new data segments which are transmitted irrespective of whether a complete data unit has been received. The received... | 10/27/2009 |
| 7599376 | Converter and communication control method A converter for connecting its ATM network with other ATM networks through a LAN, which is provided with an address translation table storing external VPIs, internal VPIs uniquely assigned to the LAN, and opposing MAC addresses for opposing converters in corresponde... | 10/06/2009 |
| 7593412 | Method to manage SAAL resources in distributed implementation environment The invention proposes a method for managing of Signalling ATM Adaptation Layer (SAAL) resources performed in a sublayer comprising the steps of receiving a request from a Layer Management (LM); processing the request in the sublayer; judging whether the processing ... | 09/22/2009 |
| 7580415 | Aggregation of hybrid network resources operable to support both offloaded and non-offloaded connections A computer system has an aggregated plurality of hybrid network resources. The hybrid resources support both offloaded connections with a first set of clients and conventional connections with a second set of clients. The conventional and offloaded connections are e... | 08/25/2009 |
| 7522610 | Apparatus and method of transmitting ATM cells in an ATM network based mobile communication system An apparatus and a method of communicating a set of user data in an ATM network-based mobile communication system are disclosed. To transmit the set of user data, N internal AAL packets are generated by adding an internal AAL packet header to each of N data subsets ... | 04/21/2009 |
| 7489694 | Cell disassembly unit The present invention provides a cell disassembly unit which accurately reproduces the position of data on a time axis when ATM cells are converted into STM signals even if cell loss occurs in an ATM network. A cell loss detection circuit disassembles the ATM cells ... | 02/10/2009 |
| 7474664 | ATM switch for ensuring cell sequence An ATM switch includes a first stage, a second stage and a third stage each of which stages includes at least one basic switch, wherein the first stage, the second stage and the third stage are connected. The basic switch includes a part which refers to time informa... | 01/06/2009 |
| 7443863 | Cell switching method and system A cell switching method and system are disclosed that divide an input ATM cell into ATM adaptation layer (AAL) 2-type common part sublayer (CPS) packets. The divided CPS packets are stored in different first storage areas, in accordance with virtual paths/virtual ch... | 10/28/2008 |
| 7424025 | Methods and systems for per-session dynamic management of media gateway resources Methods and systems for per-session dynamic management of media gateway resources are disclosed. According to one method, the logical and physical resources in a media gateway are divided and dynamically managed at the Transport Layer (i.e. OBI Layer 4), whic... | 09/09/2008 |
| 7421203 | Method for transmitting packet in wireless access network based on wavelength identification code scheme A method for transmitting a packet in a wireless access network based on a wavelength identification code scheme. The method comprises the steps of connecting n number of RNCs (Radio Network Controllers) to one sub-ring where the “n” is a positive integer, and a... | 09/02/2008 |
| 7406085 | Auto configuration for asynchronous transfer mode based access device A method for obtaining virtual path identifier, virtual channel identifier, and encapsulation values in an asynchronous transfer mode access device for a network using either non-static or static internet protocol address assignments and asynchronous transfer mode a... | 07/29/2008 |
| 7403533 | AAL2 switching apparatus and method Disclosed is an AAL2 (ATM (Asynchronous Transfer Mode) Adaptation Layer 2) switching apparatus. A cell deassembler for deassembling a payload of a received ATM cell into a CPS (Common Part Sublayer) packet, and generating a first VPC (Virtual Path Connection) by usi... | 07/22/2008 |
| 7382783 | Multiplex transmission apparatus and multiplex transmission method for encapsulating data within a connectionless payload A multiplex transmission apparatus is provided that conducts traffic control and discards priority control of an ATM network for transferring IP packets having a plurality of QoS conditions. The multiplex transmission apparatus includes an intermediately generated p... | 06/03/2008 |
| 7373401 | Label switched path OAM wrapper Methods and devices for logically segmenting an LSP so that OAM DTUs may be used to determine the performance and/or the status of LSP segments. To segment a previously determined LSP, a dedicated subpath (a logical LSP) within that predetermined LSP is defined betw... | 05/13/2008 |
| 7369555 | Channel resource allocation arrangement and method A method and apparatus are proposed for dynamically allocating units of user data to resource devices when the user data is transmitted in small packets multiplexed onto long packets and both the long and short packets contain routing information relating to each un... | 05/06/2008 |
| 7369574 | Multi-service segmentation and reassembly device that is operable in an ingress mode or in an egress mode A multi-service segmentation and reassembly (MS-SAR) integrated circuit is disposed on a line card in a router or switch. The MS-SAR can operate in an ingress mode so that it receives packet and/or cell format data and forwards that data to either a packet-based or ... | 05/06/2008 |
| 7369857 | Processing transport format information to prevent MAC header redundancy Processing transport format information to prevent MAC header redundancy, by providing a transmitting side that attaches one header to received data blocks, transmits the data blocks with the header attached thereto during one transmission interval on a data channel... | 05/06/2008 |
| 7356035 | System and method for AAL5 enhanced encapsulation A system and method for AAL5 enhanced encapsulation is disclosed. The method, comprises receiving an AAL5 CPCS-SDU at a router; encapsulating the AAL5 CPCS-SDU into an AAL5 enhanced packet at the router; generating an MPLS packet from the AAL5 enhanced packet, where... | 04/08/2008 |
| 7352857 | Method and apparatus for spectral containment over telephone service lines A method for providing spectral containment over telecommunications service lines is provided. The method includes selecting a filter having spectral characteristics corresponding to a predetermined passband. The method also includes connecting the filter in series ... | 04/01/2008 |
| 7352690 | Ranging and round trip delay timing adjustment in a multi-point to point bidirectional communication system A bidirectional communication system is provided. In one embodiment, a system comprises a plurality of remote units; a multipoint-to-point host unit communicatively coupled with a plurality of remote units in a multi-point to point configuration, the multipoint-to-p... | 04/01/2008 |
| 7352754 | ATM-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 |
| 7342927 | Systems and methods for transferring various data types across an ATM network Methods, systems, processing units, and signals for transferring data of various data types across a common data path interface are disclosed. A representative method for transferring data between a master processing unit and at least a first slave processing unit v... | 03/11/2008 |
| 7342942 | Multi-service segmentation and reassembly device that maintains only one reassembly context per active output port A multi-service segmentation and reassembly (MS-SAR) integrated circuit is disposed on a line card in a router or switch. The MS-SAR can operate in an ingress mode so that it receives packet and/or cell format data and forwards that data to either a packet-based or ... | 03/11/2008 |
| 7339917 | Method for selectively allocating a limited number of bits to support multiple signaling types on a low bit rate channel In a wireless communication system with an air interface comprising a plurality of bursts, a plurality of bursts is defined. Each burst comprises a field (300) embedded within the burst. The field is one of a synchronization field (300′) and a signal... | 03/04/2008 |
| 7340601 | Electronic certificate An electronic certificate has content data specifying an attribute delegation from an identified issuer to an identified subject, and an electronic signature for confirming the content data. The content data includes a condition requiring that a particular subject m... | 03/04/2008 |
| 7336682 | Network architecture and methods for transparent on-line cross-sessional encoding and transport of network communications data A computer implemented method and system for transferring data packets includes intercepting a stream of data packets at the connectionless network layer from a client or server, encoding and encapsulating the data packets, transmitting the encoded data packets, dec... | 02/26/2008 |
| 7336667 | Apparatus, 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 |
