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7558580 |
Apparatus and method for antenna verification of closed loop mode transmit diversity
Disclosed is a method for performing a closed loop mode transmit diversity antenna verification in a mobile communication terminal, the method including estimating an uplink error rate by comparing...
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7558207 |
Modifying the bandwidth of an established ATM call in response to an identification of the contents of the call
Methods and apparatus are disclosed for changing the bandwidth or other traffic characteristic of an established packet call in response to an identification of the requirements of the call. In...
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7558199 |
RSVP-passive interfaces for traffic engineering peering links in MPLS networks
Constraint information associated with peering links is taken into account when establishing label switched paths (LSPs) to exit points of a network. Devices within the network, such as routers,...
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7554913 |
Resource allocation in a circuit switched network
Allocating resources in a circuit switched data network, comprising receiving a request for a resource from a device coupled to the circuit switched data network and granting the resource to the...
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7554987 |
Quality of service modification using a token in a communication network
An apparatus and method is provided for adjusting a Quality of Service (QoS) for a communication device in a communication network. One step includes registering an application from a service...
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7554928 |
Clustering methods for scalable and bandwidth-efficient multicast
A method, system, computer program product, and apparatus for reducing wasted bandwidth due to supercasting multicast cells through a router switch fabric is presented. A multicast destination...
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7554971 |
Method and system for estimating performance metrics in a packet-switched communication network
A method for estimating end-to-end quality of service (QOS), such as packet loss, delay, and delay jitter, in a packet-switched communications network includes steps for calculating packet loss and...
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7555005 |
Area efficient implementation of the consecutive access counter
An arbitration unit grants access to a shared resource to one of a plurality of devices. A consecutive access register corresponds to each device. A consecutive access counter is operable to load...
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7554998 |
Interference-based routing in a wireless mesh network
Route selection through a wireless mesh network between a source node and a destination node is based on minimizing generated interference in order to increase the capacity of the network. An...
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7555685 |
Method and apparatus for monitoring bit-error rate
A test set for evaluating network performance is described, and which may include an output device, a processor, a power supply, a memory unit, and a control terminal. The test set may be...
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7554996 |
Controlled distribution of inter-area routing information
A technique controls distribution of reachability information for a tail-end node of a traffic engineering (TE) label switched path (LSP) to a head-end node of the TE-LSP in a computer network. The...
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7554907 |
High-speed hardware implementation of RED congestion control algorithm
A pipelined linecard architecture for receiving, modifying, switching, buffering, queuing and dequeuing packets for transmission in a communications network. The linecard has two paths: the receive...
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7554929 |
Mobility aware performance evaluation
A first node in a network is configured to send, to a second node in the network, an initial message indicating a test, wherein the initial message is intended to be received by a third node in the...
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7555018 |
Determining phase jitter and packet inter-arrival jitter between network end points
An arrangement is provided for measuring jitter between an initiating network end point and a receiving network end point. A plurality of source packets are sent from the initiating network end...
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7554922 |
Method and system for providing adaptive bandwidth control for real-time communication
A method and system for dynamically altering the transmission settings of one or more computing devices engaged in a real-time communication session is presented. The devices exchange meaningful...
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7555408 |
Qualifying means in method and system for managing service levels provided by service providers
A method and system for managing a service level of a service provided by a service provider to a customer under a service level agreement. The measurement data is transformed into operational...
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7555546 |
Enterprise network services architecture
An enterprise network services architecture providing an interface to enterprise application programs, that enables enterprise application programs to define end to end network service parameters...
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7554956 |
Method and apparatus for multi-user code channel activation detection in wireless communication system
The present invention provides a method for detecting active code channels of multiple users in a wireless communications system. The method comprises the steps of: receiving the radio signals that...
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7554927 |
Network entity for interconnecting SIP end-points of different capabilities
There is described a Session Initiation Protocol (SIP) network entity for operating in a communications channel between a first SIP end point and a second SIP end point in a communication network....
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7551569 |
Efficient tunnel placement in a computer network using distributed synchronization
In one embodiment, a node (e.g., a “rearranging node”) receives a trigger to rearrange one or more tunnels having a respective bandwidth value. In response, the rearranging node signals each of...
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7551566 |
Apparatus and method for ID allocation in MBMS mobile communication system
An apparatus and a method for allocating identifiers (IDs) which differentiate data to be transmitted in a mobile communication system supporting the transmission of packet data. The method is used...
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7551565 |
User semantic overlay for troubleshooting convergent network problems
A convergent network with voice over Internet protocol (VOIP) and voice over wireless local area networks (VoWLAN) telephones provides users a way for notifying a network administrator of a quality...
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7551556 |
Monitoring traffic in packet networks using the sliding window procedure with subwindows
A data packet network comprises a policer module metering the flow and deciding whether arrived packets are to be transmitted or discarded. The flow of transmitted packets is metered by a sliding...
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7551603 |
Time-sensitive-packet jitter and latency minimization on a shared data link
A system and method are disclosed for interleaving time-critical packets and lower-priority packets onto a common data link. A packet arrival prediction mechanism predicts when a time-critical...
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7551583 |
Method and system for coordinating operation modes of a GPRS network
A system and method for coordinating network operation modes of a GPRS network is disclosed. The system includes a database storing a preferred list of network operation modes of the GPRS network....
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7551568 |
Power mode aware packet communication method and apparatus
Packet communication method and system in which a packet destined for a terminal is provided service according to a service table indexed by packet classification and the terminal's power mode. The...
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7551560 |
Method of reducing packet loss by resonance identification in communication networks
A control node of a communication network is operated at a packet bandwidth determined according to observations of performance metrics of the network at the control point. These performance...
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7551567 |
Interpreting an application message at a network element using sampling and heuristics
A method is disclosed for interpreting an application message at a network element using sampling and heuristics. Using this method, a network element such as a router can determine, based solely...
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7548517 |
Method and apparatus for determining the location of a node in a wireless system
A location technique is utilized where channel-model parameters are originally estimated prior to location taking place. Location then takes place using a first set of known-located nodes, and the...
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RE40744 |
Method for determining the drop rate, the transit delay and the break state of communications objects
A method of analyzing a communication network that determines a mean drop rate in a device x by polling each device from a network management computer (NMC) which is in communication with the...
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7548153 |
Multi-protocol or multi-command RFID system
A multi-protocol RFID interrogating system employs a synchronization technique (step-lock) for a backscatter RFID system that allows simultaneous operation of closely spaced interrogators. The...
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7548969 |
Computer system polling with adjustable intervals based on rules and server states
Polling is disclosed. A client rule set, associated with a service level, is provided. Based upon the client rule set, a polling interval for a request type is determined. A message associated with...
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7545748 |
Classification and management of network traffic based on attributes orthogonal to explicit packet attributes
Classification of network traffic based on conditions orthogonal to explicit attributes of packets in network traffic. In one implementation, classification of network traffic based on the behavior...
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7546366 |
Data collection in a computer cluster
A mechanism for transferring state information in a computer cluster having a plurality of computer nodes is disclosed. In the method, heartbeat messages are sent periodically from a first computer...
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7545773 |
Multiple media access control apparatus and methods
Embodiments of twin media access control apparatus and methods are generally described herein. Other embodiments may be described and claimed. The present arrangement provides for eliminating a...
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7545753 |
System, method and computer program product for providing quality of service during remote access to a plug-and-play network
A network entity for providing QoS during remote access to a PnP network includes a QoS manager for receiving in-band device capabilities of a PnP-enabled in-band correspondent and a PnP-enabled...
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7546400 |
Data packet buffering system with automatic threshold optimization
Data packet buffering system comprising a data buffer for buffering data packets, a first counter ( 24 ) preloaded with the data packet size ( 32 ) and decremented at each read clock signal of a...
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7545751 |
Method for transcoder optimization for group dispatch calls
A method for minimizing the number of transcoders needed to support group calls includes a first step of receiving a request from a call initiator to initiate a group call with a plurality of call...
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7545749 |
High-accuracy packet pair for network bottleneck bandwidth measurement
A novel packet filtering and processing mechanism solves bandwidth estimation problems related to cross-traffic, host limitations, and fabric-specific issues in order to accurately estimate...
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7545746 |
Computer system for controlling routed data amount
A computer system having a work computer, first storage systems, and second storage systems also has a network, a network routing device, and a management computer. Upon receipt of the update data...
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7545752 |
Application service level mediation and method of using the same
A method and apparatus for using an application layer demarcation point are described. In one embodiment, the method comprises monitoring end-to-end performance of a network application at an...
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7545750 |
Apparatus and method for detecting network failure
The network failure detection apparatus is realized as a function of a terminal in a network. The network failure detection apparatus acquires packet reception statistic information on a...
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7542420 |
Systems, devices, and methods utilizing port dimensioning strategies
Methods, systems, and devices utilizing port dimensioning strategies for supporting, for example, bandwidth-on-demand (“BoD”) services in networks. At a given node, the traffic load consists of...
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7543326 |
Dynamic rate control
Dynamic rate control can be implemented in a television-based entertainment environment when forwarding coded data. Real-time information flows are encoded, transcoded, compressed, etc. into data...
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7542430 |
System and method for measuring end-to-end network delay and user-perspective delay
A system and method for measuring user-perceived delay in an IP network, comprising detecting request and corresponding response messages at a monitoring point in the network, calculating an uplink...
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7542436 |
Tactical cognitive-based simulation methods and systems for communication failure management in ad-hoc wireless networks
Techniques are provided for simulating battlefield scenarios in an ad-hoc communications network comprising a plurality of nodes and a plurality of links between the nodes.
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7542435 |
Buffer level signaling for rate adaptation in multimedia streaming
In a multimedia streaming network where a client has a receiver buffer to store a plurality of packets received from a server so as to compensate for the difference between data transmission amount...
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7542439 |
Methods and apparatus for providing a cooperative relay system associated with a broadband wireless access network
Embodiments of methods and apparatus for providing a cooperative relay system associated with a broadband wireless access network are generally described herein. Other embodiments may be described...
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7542411 |
Echo profile probe
In an orthogonal frequency division multiplex (OFDM) communication network, a node transmits an echo profile probe to other nodes in the network. The echo profile probe is a message that allows...
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7542537 |
Method for temporal synchronisation of at least two measuring computers cooperating over a telecommunication network such as internet, intranet or similar
A method for time synchronization of a number of measuring computers cooperating over a telecommunications network includes providing a number of time sources associated with one of the measuring...
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