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7617337 |
VoIP quality tradeoff system
The present invention provides methods and systems for improving VoIP quality in speech and similar communications. More specifically, various lower limits for network performance may be identified...
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7617294 |
Method and apparatus for reducing latency involved in retrieving web page components
One embodiment of the present invention provides a system for reducing the latency in retrieving a web page. The system receives a request from a browser to retrieve a target web page, wherein the...
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7616961 |
Allocating channels in a mobile ad hoc network
A mobile ad hoc network includes a plurality of wireless mobile nodes and a plurality of wireless communication links connecting the plurality of nodes together over a plurality of channels. The...
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7616562 |
Systems and methods for handling packet fragmentation
A packet header processing engine receives a header of a packet. The received header includes a size of the packet. A maximum transfer unit size of a destination interface of the packet may be...
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7613848 |
Dynamic stabilization for a stream processing system
Disclosed are a method, upstream processing node, and computer readable medium for dynamically stabilizing a stream processing system. The method includes receiving at least one computing resource...
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7613821 |
Arrangement for reducing application execution based on a determined lack of flow control credits for a network channel
An InfiniBand™ network node includes a network interface, a system memory, a memory controller configured for controlling access to the system memory, and a processor. The network interface is...
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7613153 |
Access points with selective communication rate and scheduling control and related methods for wireless local area networks (WLANs)
The present invention is directed to methods and wireless communication devices that are configured to enhance communication capacity in a wireless network. In one aspect of the invention various...
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7613129 |
Managing information describing a communications network
A system and method for managing information describing a communications network. In accordance with the present invention, a set of communication devices are identified, and one or more...
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7610395 |
Timing decision apparatus and timing decision method
A timing decision apparatus includes: an adaptability decision unit configured to decide a correspondence between a feature quantity of media as encoded data capable of being replayed and an...
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7610327 |
Method of automatically baselining business bandwidth
An automatic baselining process for business bandwidth measures business bandwidth as monitored by a plurality of bandwidth monitoring devices positioned throughout a networked environment. The...
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7609626 |
Nodes for managing congestion and traffic flow by considering the minimization of link utilization values
Traffic demands are routed across links of an information network so as to avoid congestion and allow for future traffic growth. Traffic demands from a source node to a destination node of the...
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7609625 |
Systems and methods for detecting and preventing flooding attacks in a network environment
A method for processing network traffic data includes receiving a packet, and determining whether the packet is a previously dropped packet that is being retransmitted. A method for processing...
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7609613 |
Cyclic delay diversity and space coded-hybrid diversity transmitter
A diversity transmitter for use in an OFDM transmission protocol which diversity transmitter comprises:
a diversity generator ( 2 ) for receiving and diversifying OFDM transmit symbols, and...
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7606536 |
Temporal co-site interference reduction
The present invention is a method and system for managing a transmitter located in close proximity to a sensitive receiver. In an exemplary embodiment, the method may include recognizing incomplete...
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7606150 |
Fibre channel switch
A Fiber Channel switch is presented that tracks the congestion status of destination ports in an XOFF mask at each input. A mapping is maintained between virtual channels on an ISL and the...
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7606149 |
Method and system for alert throttling in media quality monitoring
A method for alert throttling in media quality monitoring, includes monitoring a plurality of active communication sessions. Each active communication session is between at least two endpoints. The...
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7606148 |
Packet forwarding apparatus
In a packet forwarding apparatus having a plurality of interfaces for connection to external networks, at least one of the interfaces is designated as an extension interface, and an extension...
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7606147 |
Application aware traffic shaping service node positioned between the access and core networks
A method and apparatus for an application aware traffic shaping service node positioned between the access and core networks is described. One embodiment of the invention enforces a per subscriber,...
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7606146 |
Method and apparatus for implementing a policy-based management system on a network device
Resources, such as bandwidth, are allocated on a network as follows. A request for reservation of network resources is received. The reservation includes a destination address on the network....
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7603418 |
Sequence number resetting for synchronizing transfers in a digital network
A system and method for re-synchronizing or resetting packet sequence numbers including allowing a sender to send packets with a special sequence number pattern to cause convergence of the sequence...
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7602759 |
Wireless LAN system making quality of communication improve and a communication method therefor
A wireless LAN system if formed by a base station, mobile stations and a controller. The controller receives a frame over wireless media, and a frame analyzer analyzes the received frame. A...
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7602711 |
Method and system for resource reservation in customer request mode in next generation network, and an RM-PDF thereof
A resource reservation method in customer request mode in Next Generation Network (NGN) includes: a Resource Mediation Policy Decision Function (RM-PDF) receives a resource request containing...
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7602709 |
Congestion management of session negotiations in network devices
A network device implements congestion management of sessions of a network protocol. In one implementation, an incoming request component receives session requests for a negotiation session between...
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7602707 |
Quality of service differentiation in wireless networks
A method provides differentiated quality of service (QoS) by providing adaptive updates to media access control (MAC) layer parameters on a distributed basis. The method includes calculating a...
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7600057 |
Method and system for configurable drain mechanism in two-way handshake system
A method and system for configurable drain for two-way handshake system is provided and may comprise coupling a transmitting device to a drain bucket, and draining unwanted data at the transmitting...
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7600037 |
Real time transmission of information content from a sender to a receiver over a network by sizing of a congestion window in a connectionless protocol
A stream of packets is started at a slow rate to enable competing streams to achieve transmission rate equilibrium. The transmission window is initialized to a size smaller than an acceptable...
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7599387 |
DCE to DTE connection adapter for communication device
A connection adapter converts in accordance with prescribed rules into a form suitable for a second communication device, transmits or discards data transmitted by high-level equipment for use by a...
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7599368 |
Communication system
A communication system includes: a probe transmission server which transmits packets of a probe multicast at certain intervals on a same path as that of a main multicast; an aggregation server...
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7599287 |
Tokens in token buckets maintained among primary and secondary storages
Token buckets are used in a computer or communications system for controlling rates at which corresponding items are processed. The number of tokens in a token bucket identifies the amount of...
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7596627 |
Methods and apparatus for network congestion control
Methods and apparatus are provided for controlling congestion in a network such as a fibre channel network. Techniques are provided for characterizing traffic flow at a congested network node. The...
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7596626 |
Method and computer system for triggering an action on digital communication data
The invention concerns a digital processing system fed by at least one filter having three possible states resulting from one or more conditions on one or more protocol attributes, specified for a...
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7596621 |
System and method for managing shared state using multiple programmed processors
A system and method for managing shared state using multiple programmed processors within a stateful protocol processing system is disclosed herein. The disclosed method includes receiving a first...
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7596139 |
Backplane interface adapter with error control and redundant fabric
A backplane interface adapter with error control and redundant fabric for a high-performance network switch. The error control may be provided by an administrative module that includes a level...
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7596111 |
Satellite/terrestrial wireless communications systems and methods using disparate channel separation codes
A wireless communications system includes a space-based component (SBC) and an ancillary terrestrial component (ATC) configured to communicate with radioterminals using a common satellite service...
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7596088 |
Route selection with bandwidth sharing optimization over rings
A method for establishing a connection through a communication network that includes multiple segments includes providing a sharing definition defining a sharing of bandwidth among connections in...
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7596085 |
Access network system and method of moving internal network relay devices
An external network relay device measures group movement parameters that are used to determine whether the need exists to change the group affiliation of internal network relay devices. When the...
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7596084 |
Method for implementing diffserv in the wireless access network of the universal mobile telecommunication system
The present invention provides a method for using Differentiated Services (DiffServ) to implement the IP packet classification and the marking of a Differential Service Code Point (DSCP) for the...
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7594228 |
Method and apparatus to perform task scheduling
A method and apparatus to perform task scheduling are described. Tasks are assigned by receiving a request to execute a task on one of multiprocessors. The type of task is determined for the task....
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7593425 |
Signal distribution method and a signal distribution apparatus
A signal distribution method and a signal distribution apparatus are disclosed, wherein transport packets of a television signal containing multiplexed channels are provided in a transmission...
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7593345 |
Altering latency for network testing
Systems and methods for altering a latency of network messages. A latency control system is configured to alter the latency of one or more network messages transmitted in a network. The latency of...
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7593336 |
Logical ports in trunking
Trunk groups being assigned logical port values, with multiple physical ports designated to form the given trunk group, thus corresponding to the logical port. This provides greater flexibility in...
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7593326 |
Method and apparatus for managing bandwidth requirements for video on demand services
A method for managing bandwidth for transmitting the content of a video to users requesting the content. The total time duration T of the video is divided into N consecutive sessions. A unicast or...
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7593325 |
Method and apparatus for controlling call volume in a packet network
Method and apparatus for controlling call volume in a packet-switched network is described. In one example, a number of concurrent calls per codec of a plurality of codecs is monitored. A...
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7590753 |
Method for operating a packet based data network
A method for operating a packet based data network ( 21; 31 ), the data network ( 21; 31 ) comprising a multitude of nodes (A, B, C, D) and a shared data bus ( 22; 32 ), wherein at least some of...
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7590353 |
System and method for bandwidth allocation in an optical light-trail
The present invention relates to allocating the use of optical light-trails. Optical light-trails enable a plurality of nodes included in a light-trail to share the use of an optical wavelength to...
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7590057 |
Network switch and components and method of operation
A control sub system, a plurality of interface processors, a plurality of media interfaces a plurality of queues are operatively coupled and responsive to a control signal to move data from a...
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7590056 |
Processor configured for efficient processing of single-cell protocol data units
A processor includes controller circuitry configurable to determine for a given packet or other protocol data unit (PDU) received by the processor whether the given PDU is a single-cell PDU. If the...
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7587499 |
Web-based security and filtering system with proxy chaining
A customizable system for filtering web-based HTTP requests for outbound and inbound access to web sites. An administrative module includes configuration settings for inbound and outbound...
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7587492 |
Dynamic performance management for virtual servers
One embodiment in accordance with the invention is a method for enabling dynamic performance management for virtual servers. The method can include automatically detecting when a first physical...
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7584298 |
Topology aware route control
The present invention uses proxy points for measuring different routes to a destination address space. Multiple paths to the desired destination address space are identified. Each path begins at a...
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