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7042840 |
Method and apparatus for summing asynchronous signal samples in a cable television digital return path
A method and apparatus for digitizing multiple data streams having different clocks spreads an error due to clock drift is spread across many clock cycles in extremely small amounts. To combine two...
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7042842 |
Fiber 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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7039010 |
Optimized data path structure for multi-channel management information base (MIB) event generation
The present invention provides for handling data flow within a network device, which includes a cycle timing module, a division module, an assignment module, and an input device. The cycle timing...
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7035210 |
Media stream delay monitoring for node
A node ( 20, 20 - 2 ) of a packet switching network has a chain of processing units ( 30 ) through which a media stream of packets is routed for sequentially processing of each packet of the media...
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7031254 |
Rate control system and method for a link within a wireless communications system
A rate control system is provided for a link between a first node, such as an RNC and a second node, such as a Node B, within a wireless communications system where at least one user is provided a...
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7027818 |
Method, telecommunication framework network and user equipment for provisioning of subscribed quality of service guarantees to subscribers of a network when they have to communicate by means of another network
In a framework of networks including at least a service policy decision point S-PDP ( 4 ), a network resource policy decision point NR-PDP ( 8 ), a user resource policy decision point UR-PDP ( 14...
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7027402 |
Digital signal route determination method
In a method of routing digital signals based on criteria defined by the user all messages receive a prioritization based on the criteria defined by the individual user. Based on this guidance, each...
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7027391 |
Adaptive bandwidth allocation by wavelet decomposition and energy analysis of network traffic
A method dynamically allocates bandwidth for traffic having a variable data rate in a network. A data rate of the traffic received from the network is measured during fixed length time intervals. A...
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7027397 |
Method and apparatus for accumulating and distributing traffic and flow control information in a packet switching system
Methods and apparatus are disclosed for accumulating traffic information and distributing flow control information in a packet switching system. Traffic information is collected in multiple...
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7023803 |
Apparatus, and associated method, for selectably controlling packet data flow in a packet radio communication system
Apparatus, and an associated method, for controlling a packet data flow in a radio communication system, such as a third-generation, cellular communication system. Indicia of communications of the...
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7023855 |
Method and device for performing a packet data communication
A communication connection to a second user equipment (UE B) by a first user equipment (UE A) is requested, the request including a specific information element for an identification of UE B, a...
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7024217 |
Access parameter adaptation and packet data resource management using detailed mobile status information
A wireless communication system wherein wireless infrastructure adapts access parameters and manages channel resources based on detailed reconnection information obtained from individual mobile...
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7024687 |
System and method for providing end to end authentication in a network environment
A method for executing end to end authentication in a network environment is provided that includes initiating a communications tunnel with a layer two tunnel protocol (L2TP) network server (LNS)...
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7020143 |
System for and method of differentiated queuing in a routing system
The invention relates to a method for routing Internet traffic. The method generally includes the steps of receiving a packet from multimedia network, allocating a message block header for the...
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7020080 |
Method and apparatus for prevention of flow starvation with weighted fair queuing
Method and apparatus for queuing packets are disclosed. In one aspect, a method may comprise assigning each packet a first value; dynamically assigning each packet a second value; and queuing each...
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7013346 |
Connectionless protocol
Packets transmitted from a server into a computer network are assigned a sequence number, a retransmit time and a time to live. Each packet is retransmitted upon the expiration of the retransmit...
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7012889 |
Method and apparatus for controlling input rates within a packet switching system
Methods and apparatuses are disclosed for controlling the rate at which packets are sent from a first to a second component of a packet switching system. In one implementation, the first component...
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7012921 |
Method and system for handling asynchronous transfer mode (ATM) call set-ups
A method for handling call set-ups in a telecommunications network. The method includes receiving a request to set up a call. A dynamic load value is compared to a load threshold. The call is...
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7009936 |
Data transmission resources optimization
A method and an apparatus implementing the method for optimizing data transmission resources, particularly resources on the air interface, between terminals and a network element. To diminish...
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7009937 |
Transmission queue managing system capable of efficiently controlling traffic congestion
A retrieving portion compares a header information of a received packet with packet header patterns entered in look-up table of a discarding priority information memorizing portion. The retrieving...
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7007099 |
High speed multi-port serial-to-PCI bus interface
An HDLC formatter and a message processing core exchange messages over a high speed message exchange interface. The interface includes a memory shared by the HDLC formatter and the message...
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7003302 |
Wireless base station and packet transfer apparatus for dynamically controlling data transmission rate
In a mobile communication system in which a plurality of base stations are connected to a communication network via a packet transfer node and a transmission rate of a forward link radio channel...
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7002974 |
Learning state machine for use in internet protocol networks
A network processing system is described that is able to scan the entire contents of data packets passing through it, and to associate related data packets into discrete sessions, or flows. This...
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7002980 |
System and method for router queue and congestion management
In a multi-QOS level queuing structure, packet payload pointers are stored in multiple queues and packet payloads in a common memory pool. Algorithms control the drop probability of packets...
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7002910 |
Receiver-initiated channel-hopping (RICH) method for wireless communication networks
A family of medium-access (MAC) collision-avoidance receiver-initiated channel-hopping (RICH) protocols which do not rely on carrier-sensing, or unique codes to each node within the network. The...
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6999471 |
Communication structure for multiplexed links
A communication structure and method which allows connection-like and connectionless communications to be provided on a multiplexed link is provided. The structure and method can make efficient use...
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6999451 |
Congestion-responsive VoIP system and congestion avoidance method for VoIP system
A congestion-responsive VoIP system according to the present invention can minimize an increase in transmission traffic by simplifying the transmission of congestion data and avoid the degradation...
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6999729 |
Contact management for mobile communication devices in wireless packet switched networks
Methods and apparatus for maintaining contact with a wireless communication network improve the timeliness in which traffic is delivered to a mobile communication device in marginal coverage areas....
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6999759 |
Method and apparatus for providing deferrable data services in a cellular communication system
A communication system, upon receiving an instruction to transfer deferrable data, determines whether an air interface is congested and, when the air interface is congested, defers a transfer of...
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6992981 |
Communication system and method capable of avoiding congestion in moving image data transmission
A communication system capable of avoiding congestion in transmission of moving image data, includes (1) at least one receiving terminal, (2) a moving image delivery device for delivering moving...
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6992980 |
System and method for enabling a full flow control down to the sub-ports of a switch fabric
The invention permits an effective traffic flow control, down to all sub-ports, of a switch made of a N-port core switch fabric. Sub-ports concentrate traffic from lower speed lines to a switch...
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6990069 |
System and method for improving transport protocol performance in communication networks having lossy links
Providing transport protocol within a communication network having a lossy link. The receiver distinguishes between packets received with non-congestion bit errors and packets having been not at...
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6988274 |
Method, system, and computer program product for representing and connecting an underlying connection-oriented device in a known format
In an I/O subsystem comprising device drivers for controlling connection-oriented hardware adapters, connection-oriented data transports, and an integrating component allowing data transport...
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6987728 |
Bandwidth allocation system
Layered multicast provides a method of optimizing the reception data rate for a plurality of networked push media receivers having heterogeneous reception bandwidth. To reduce the latency of a pull...
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6985072 |
Apparatus and method for a low-rate data transmission mode over a power line
In one embodiment, a system and method for receiving information over a power line in accordance with the HomePlug specification is described. The receiver side of the method involves separation of...
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6985436 |
Ticket insertion: load information for assured forwarding classes
Disclosed are methods and apparatus for providing load information for one or more data streams within a network having a plurality of ingress routers, a plurality of core routers, and a plurality...
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6981052 |
Dynamic behavioral queue classification and weighting
The present invention defines a method and apparatus to extend class-based queuing (CBQ) with multiple “behavioral” queues per class, to include a dynamic weighting mechanism between these...
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6977893 |
Method for establishing communication on an integrated services digital network
Data communication equipment and methods detect a fastest data communication transfer rate available on a communication network. The data communication equipment is capable of operating at...
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6977891 |
Method and system for multicast traffic reduction
A method is provided to reduce multicast traffic by snooping IGMP control packets on a packet-forwarding device. A multicast traffic reducer includes an IGMP proxy, which operates in conjunction...
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6977943 |
Method and system for traffic management in packet networks using random early marking
The invention describes a method for traffic management in a packet network using random early marking. For each packet flow, packets are randomly marked at the ingress of the network, while...
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6978306 |
Multi-tier video delivery network
A network for distributing broadband video content from its origination point to end users using a system of video servers, video storage devices, video caches and a broadband transmission network....
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6976096 |
Method and apparatus for controlling the admission of data into a network element
A method and apparatus for controlling the admission of data packets into a network element is described. In an embodiment, a method for controlling admittance of a data packet into a memory buffer...
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6975591 |
Methodology for improving TCP throughput over lossy communication links
A method for improving TCP throughput over lossy communication links without affecting performance over non-lossy links comprises determining lookahead-loss which is the number of lost packets in a...
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6973030 |
Method and apparatus for controlling multiple logical data flow in a variable data rate environment
A method and apparatus that enables incremental control the flow of downlink data on an external interface-by-interface basis, reducing the risk of repeatedly exhausting internal memory resources....
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6973038 |
System and method for real-time buying and selling of internet protocol (IP) transit
An apparatus and method are described for real-time buying and selling of bandwidth at differentiated quality of service levels, routing of excess traffic over the bandwidth purchased in real time,...
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6968392 |
Method and apparatus providing improved statistics collection for high bandwidth interfaces supporting multiple connections
An apparatus and method that provides improved statistics collection for high bandwidth interfaces supporting multiple connections. Statistics are counted for a plurality of connections. A...
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6965940 |
Operating method of a storage area network system
An operating method of a storage area network system which conducts transmittance of data by a plurality of servers accessing a storage through a storage area network, the storage area network...
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6963536 |
Admission control in a network device
A network device that controls the communication of data frames between stations performs an admission control procedure to reduce congestion on the network device. The network device receives data...
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6963921 |
Method and apparatus for hardware assisted TCP packet re-assembly
A hardware packet accelerator parses incoming packets to retrieve header data for building a frame status and for verifying the incoming packets are part of an established connection with a host....
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6961539 |
Low latency handling of transmission control protocol messages in a broadband satellite communications system
An approach for transmitting packets conforming with the TCP (Transmission Control Protocol) over a satellite communications network comprises a plurality of prioritized queues that are configured...
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