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| Number | Title | Issue Date |
| 8068481 | Techniques for reliable switchover to a date multicast distribution tree (MDT) Techniques reliably provide the switchover from a default MDT to the data MDT by using reliable signaling and reliable building of a data MDT. The message notifying of the pending switchover to the data MDT is reliably sent using signaling that is reliable. Also, th... | 11/29/2011 |
| 8018925 | System and method for multi-services packet network traffic engineering Systems and methods are described that provide network traffic engineering that obviate network over-provisioning by providing QoS to each traffic class. Embodiments dimension switching router LTE schedulers to ensure that each traffic class receives an appropriate ... | 09/13/2011 |
| 7623512 | System, medium, and method for estimating distance in communication system having nodes A method, medium, and system estimating a location of a node, whose location is unknown, in a communication system including both nodes having known locations and nodes having unknown locations. A first packet is transmitted and received between nodes having known l... | 11/24/2009 |
| 7397827 | Systems and methods for switching multi-rate communications A method for switching multi-rate communications is described. The method includes filling a first set of p timeslots with p sets of data from a first data collection of a first type, where the first data collection includes m sets of data and p is less than m. The ... | 07/08/2008 |
| 7394754 | System and method for transmitting data in a multiple-branch transmitter-diversity orthogonal frequency-division multiplexing (OFDM) system A system and method for transmitting data in multiple-branch transmitter-diversity OFDM systems is presented. In one embodiment, an approach is taken where an inverse Fourier transform (IFT) is performed on data prior to encoding the data for transmission in the mul... | 07/01/2008 |
| 7352716 | Wireless network having IEEE802.11h-incompliant terminal wireless device communicating with IEEE802.11h-compliant base wireless device In a wireless network structure which includes a wireless LAN device having a base station function (host device) which is compliant with IEEE802.11h and at least one wireless LAN device having a terminal function (slave device) which is not compliant with IEEE802.1... | 04/01/2008 |
| 7339943 | Apparatus and method for queuing flow management between input, intermediate and output queues An apparatus is described that includes a plurality of queuing paths. Each of the queuing paths further comprises an input queue, an intermediate queue and an output queue. The input queue has an output coupled to an input of the intermediate queue and the input of ... | 03/04/2008 |
| 7321586 | Method for establishing communication links in an exchange in a switching system The present invention relates to a method wherein communication links between subscriber access lines of subscriber access units of an exchange in a switching system comprising a number of exchanges are established within the exchange concerned either directly in th... | 01/22/2008 |
| 7310770 | Method and apparatus for a home network auto-tree builder A method and system is provided for detecting, commanding and controlling diverse home devices currently connected to a home network. An interface is provided for accessing the home devices that are currently connected to a home network. According to the method, a d... | 12/18/2007 |
| 7301893 | Linear space-time block code with block STTD structure Space-time block code with structure of a block STTD. 2×2 blocks allow partial orthogonality for low-complexity detection and optimized diversity gain and coding gain. ... | 11/27/2007 |
| 7292611 | Demultiplexer for channel interleaving A demultiplexer for channel interleaving in communications systems with multiple carriers and/or transmitter diversity includes a distribution module that distributes data bits in succession to successive transmitter antennas, and a switching module coupled to the d... | 11/06/2007 |
| 7277729 | Base station apparatus and terminal apparatus A base station apparatus corresponding to a first base station apparatus of base station apparatuses and connected to terminal apparatuses, first base station apparatus transmitting and receiving first packets with respect to a second base station apparatus correspo... | 10/02/2007 |
| 7266297 | Optical cross-connect A bit-rate-transparent electrical space-division switching matrix is employed in an optical cross-connect and the input/output stage is constructed from simple, broadband optical receivers and transmitters. Since the switching matrix operates in unclocked manner, i.... | 09/04/2007 |
| 7246178 | Methods and systems for changing a topology of a network Methods and systems for processing a request of changing a first node having a first service connecting with a second node in a network environment are described herein. In one aspect of the invention, an exemplary method includes dynamically launching a second serv... | 07/17/2007 |
| 7243183 | SONET data byte switch A switch system including a plurality of input ports and a plurality of output ports for transferring data from one of the input ports to one of the output ports, and a plurality of memory devices is disclosed. The memory devices include a first memory bank configur... | 07/10/2007 |
| 7233590 | Switched channel-band network Rather than restricting a stream of data to a single channel within a multi-channel link between a source node and a core node, each channel is divided into time slots and the stream of data is distributed among these time slots in several channels. However, to ease... | 06/19/2007 |
| 7215664 | Arrangement and method for protection switching The present invention relates to an arrangement and a method for protection switching. According to the invention the arrangement includes at least one primary and at least one secondary egress switch port, a routing table and a selection table. The method includes:... | 05/08/2007 |
| 7212524 | Multicast connection scheduling in time:space:time switching fabrics Multicast call blocking is reduced in TST switch fabrics with the aid of an m-entry data structure. Each entry corresponds to one of m timeslots, and has 2n sub-entries corresponding to n input ports and n output ports. An N-cast call X:(y→z1, z2 | 05/01/2007 |
| 7191277 | Dynamic allocation of devices to host controllers The present technique is associated with a device-controller configuration system for a computer system having a plurality of controllers. The technique utilizes an automatic switching assembly so that each device is routed to one of the controllers based on a data ... | 03/13/2007 |
| 7184662 | Switching network A two-stage switching network that takes data from an input and first switches it through a space stage into a buffer. Data from the buffer is then switched in a time-space stage to an output. Each buffer, advantageously, holds one frame of data. Further, there are ... | 02/27/2007 |
| 7149210 | Wide area multi-service communications network based on dynamic channel switching A networking approach is disclosed that combines the advantages of circuit switching and packet switching in an integrated communications network. With this approach, control signals are separated from the data and transmitted separately in a common control channel.... | 12/12/2006 |
| 7139291 | Hitless reconfiguration of a switching network A multi-stage switching network that can hitlessly reconfigure itself comprising a controller that controls each stage separately. The controller designates the paths through each stage according to the set of paths currently active. If the set of paths changes, the... | 11/21/2006 |
| 7123623 | High-speed parallel cross bar switch Low speed switches operated under the common control of a global scheduler can be used to switch high speed data while preserving packet ordering if the incoming packets are queued in a temporal order. By operating several low speed switches in parallel, a high-spee... | 10/17/2006 |
| 7113505 | Mesh architecture for synchronous cross-connects A synchronous cross-connect switch for routing data samples from a source node to a destination node comprises a mesh architecture including a plurality of inputs for receiving one or more of the data samples presented to the cross-connect switch. The mesh architect... | 09/26/2006 |
| 7099583 | Optical cross-connect A bit-rate-transparent electrical space-division switching matrix is employed in an optical cross-connect and the input/output stage is constructed from simple, broadband optical receivers and transmitters. Since the switching matrix operates in unclocked manner, i.... | 08/29/2006 |
| 7072387 | Fractional bit rate encoding in a discrete multi-tone communication system Fractional bit rate encoding in a discrete multi-tone (DMT) communication environment allows the transmission of fractional bit rates, thus maximizing the use of signal-to-noise ratio (SNR) available on each of the DMT carriers, or tones, while maintaining a constan... | 07/04/2006 |
| 7065039 | Fiber optic control network and related method A control network comprises multiple master nodes and multiple slave nodes, connected together in a loop configuration by at least one fiber optic cable. The master nodes share concurrent control over the network nodes by time multiplexing or other techniques. The c... | 06/20/2006 |
| 7039035 | Arrangement in an access router for optimizing mobile router connections based on delegated network prefixes An access router of a local mobile network includes a delegation resource for delegating address prefixes and a routing resource configured for parsing reverse routing headers from received data packets. The delegation resource supplies each mobile router attaching ... | 05/02/2006 |
| 7020135 | Rearrangeable switch having a non-power of two number of physical center stages A switch is provided that includes three stages. The first stages has a plurality of switch circuits. The second stage has a plurality of switch circuits equal to N, where N is any integer other than a power of 2 and where the switch circuits can be logically config... | 03/28/2006 |
| 7016357 | Methods and apparatus for arbitrary concatenation in a switch Switch frames are arbitrarily concatenated to allow for any available time slots to be used for carrying concatenated switch frames. Methods and apparatus transport switch frames in available time slots, and keep track of which time slots correspond to a group of co... | 03/21/2006 |
| 7003603 | Partitioned backplane slot to couple switch fabric blades to port blades A network switch having a plurality of port blades, each port blade having a media port and an input and an output connection. The network switch includes a slot adapted to receive a first switch fabric blade in one of a plurality of positions. The first switch fabr... | 02/21/2006 |
| 7000026 | Multi-channel sharing in a high-capacity network Methods and apparatus for transferring data segments of a data stream across multi-channel links in a high-capacity network, so that the segments are equitably smeared across the channels of each multi-channel link, are described. The high-capacity network comprises... | 02/14/2006 |
| 6993017 | Switch apparatus The present invention refers to an apparatus for time and space switching data from a first and a second input signal to a first and a second output signal, said apparatus comprising at least four switch elements, each having a first and second input port and an out... | 01/31/2006 |
| 6992991 | Mobile communications terminal for satellite communications system A mobile communications system transporting messages between mobile terminals and a central control center using a satellite communications system. The central control center and the mobile terminals each store a plurality of message display forms each having a form... | 01/31/2006 |
| 6959011 | Data transmission and reception system, data transmitter and data receiver The data transmission and reception system comprises a data transmitter and a data receiver. The data transmitter generates and transmits a high-speed serial signal through a transmission path and the data receiver receives the serial signal. The data transmitter, w... | 10/25/2005 |
| 6956851 | Crossbar subsystem and method A system is disclosed for routing data cells from at least one of a plurality of source port processors to at least one destination port processor. Such a system contemplates each cell comprising a plurality of cell frame portions. In a preferred embodiment of the s... | 10/18/2005 |
| 6954447 | Method and apparatus for uplink synchronization in wireless communications A method and system for uplink (UL) synchronization of an uplink transmission from a plurality of wireless transmit/receive units (WTRUs) to a Node-B in a code division multiple access (CDMA) system. A Node-B receives a transmission including a UL synchronization (S... | 10/11/2005 |
| 6944153 | Time slot interchanger (TSI) and method for a telecommunications node A time slot interchanger (TSI) for a telecommunications node includes an exchange memory and a controller. The exchange memory includes a plurality of exchange memory slots. Each exchange memory slot is sized to store a traffic channel and includes a plurality of di... | 09/13/2005 |
| 6944191 | Method of optimizing equipment utilization in telecommunication access network A method of optimizing access network utilization is provided. The access network includes a plurality of integrated access devices coupled to a segment and reassembly device, where each segment and reassembly device has a plurality of channels, X. The method includ... | 09/13/2005 |
| 6941108 | VSAT station and VSAT communication system A VSAT station and a VSAT communication system have a demand assign multiple access function for keeping a transmission path only for a required period of time to effectively use frequencies. The VSAT station has a transmission controller for temporarily reading and... | 09/06/2005 |
