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7404058 |
Method and apparatus for avoiding collisions during packet enqueue and dequeue
A method and apparatus for enqueuing and dequeuing packets to and from a shared packet memory, while avoiding collisions. An enqueue process or state machine enqueues packets for a communication...
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7403542 |
Method and system for processing network data packets
A system for transmitting and receiving TCP/IP data packets using a hardware engine is provided. The system includes an inbound MAC Receive state machine for processing MAC frames received from a...
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7403524 |
Method and apparatus for parallel packet switching
Available time slot(s) in a packet switch are identified in order to route a packet from an input port to a designated output port. The status of each time slot is logically combined with regard to...
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7403521 |
Multicast and broadcast operations in ethernet switches
A switch and a process of operating a switch are described where a received data frame is copied one or more times into a memory before being transmitted out of the switch. The switch and method...
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7403481 |
Methodology and apparatus for solving lockup conditions while trunking in fibre channel switched arbitrated loop systems
Lockup conditions are solved while trunking in Fibre Channel switched arbitrated loop systems. Within a particular switch, a particular combination of pending OPN conditions is detected, indicating...
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7403478 |
Method for data traffic policing, a data traffic policer realizing such a method and a telecommunication network including such a data traffic policer
The present invention concerns a method for use in a telecommunication network by a data traffic policer for data traffic policing on a data communication link. The data traffic includes data cells...
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7400638 |
Apparatus and methods for managing packets in a broadband data stream
An exemplary method for writing packets in a data stream comprises the steps of dividing a packet into long packet cells and short packet cells, storing the long packet cells in a set of long cell...
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7400629 |
CAM based system and method for re-sequencing data packets
A system for resequencing data packets is disclosed. In a preferred embodiment, the system operates in a parallel packet switch architecture having at least one egress adapter arranged to receive...
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7398301 |
Method and apparatus for facilitating distributed delivery of content across a computer network
One embodiment of the present invention provides a system that facilitates receiving content at a client from one or more servers that can potentially provide the content. The client starts by...
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7397825 |
Transport stream dejitterer
A transport stream transmitter receives a jittered stream of network frames carrying a stream of transport packets. The transport stream transmitter de-encapsulates the stream of transport packets...
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7397808 |
Parallel switching architecture for multiple input/output
A multiple input/output-queued(MIOQ) switch is presented. This MIOQ switch comprises a (k,m)-dimensional crossbar fabric having k ingress lines and m egress lines; N input buffers at each input; M...
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7397767 |
Method of allocating resources in a radiocommunication system and base station for implementing the said method
For a new transmission time interval, respective weights are assigned to queues. The queues are ranked as a function of the weights assigned to them. The first queue according to the ranking is...
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7397762 |
System, device and method for scheduling information processing with load-balancing
Packets are spread among a number of packet processors with load-balancing. The incoming packets are logically divided into a number of packet flows, where the number of packet flows is greater...
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7395356 |
Methods and apparatus for moving data elements within a data communications device
A method includes a step of (A) determining which of multiple network interfaces indicates readiness to transmit a data element to a network and which of the multiple network interfaces indicates...
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7394836 |
Packet scheduling system and method for high-speed packet networks
Provided are a packet scheduling system and method capable of fair link resource distribution among a plurality of sessions requesting transmissions to an identical output link in input and output...
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7394822 |
Using reassembly queue sets for packet reassembly
A system for efficiently reassembling packets from cells received on independent switching fabrics according to a serial high speed interface (HSI) protocol. The system includes redundancy in that...
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7394765 |
Method of measuring traffic volume in mobile communication system
A method for measuring the traffic volume of a transport channel in a mobile communication system is disclosed, including receiving a buffer occupancy for each of a set of logical channels mapped...
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7392279 |
Network traffic shaping using time-based queues
A time-based buffering system buffers data based upon how long the data should be held in order to comply with a traffic shaping policy. The data's source or destination need not be considered in...
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7391786 |
Centralized memory based packet switching system and method
A packet switching system and method are disclosed. The system includes a plurality of input and output ports and an input buffer at each of the input ports. The system further includes an input...
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7391785 |
Method for active queue management with asymmetric congestion control
A scalable method for efficient dynamic allocation of buffer resources in a store-and-forward device, such that high utilization can be maintained with small average buffer occupancy by providing...
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7391728 |
Apparatus and method for improved Fibre Channel oversubscription over transport
Oversubscription of Fibre Channel links over a transport network is provided. A transport interface according to the present invention may maintain a small ingress buffer in addition to the normal...
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7391723 |
Frame-level fibre channel CRC on switching platform
A method and apparatus is presented for performing a sequence-level CRC calculation on fiber channel communications within a switching platform domain. A CRC generator searches the data...
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7389336 |
Pacing network packet transmission using at least partially uncorrelated network events
A sending computing system sends a number of network packets to a receiving computing system over a specific network connection. The sending computing system monitors at least partially...
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7385997 |
Priority based bandwidth allocation within real-time and non-real-time traffic streams
A method and system for transmitting packets in a packet switching network. Packets received by a packet processor may be prioritized based on the urgency to process them. Packets that are urgent...
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7385996 |
Data distribution apparatus and method
A decoding system ( 1 ) is provided in which a memory transfer block ( 14 ) stores an input transport stream into a memory ( 16 ) and the top address of each TS packet into an address memory ( 15...
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7385995 |
System and method for dynamic bandwidth allocation on PONs
Mechanisms for providing a subscriber-side interface with a passive optical network are described herein. An optical network termination (ONT) having an integrated broadband passive optical network...
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7385994 |
Packet data queuing and processing
A method of processing queued data packets in a packet data communication system is provided. The method includes allocating a tier of service for substantially each of a plurality of individual...
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7385993 |
Queue scheduling mechanism in a data packet transmission system
A queue scheduling mechanism in a data packet transmission system, the data packet transmission system including a transmission device for transmitting data packets, a reception device for...
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7385987 |
Scheduling system and method for multi-level class hierarchy
A scheduling method for a multi-level class hierarchy includes inserting all queues containing at least one packet in a first scheduler and inserting into a second scheduler queues contained in the...
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7385984 |
Packet processing system architecture and method
A packet processing system architecture and method are provided. According to a first aspect of the invention, a plurality of quality of service indicators are provided for a packet, each with an...
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7385968 |
Packet switching system for a communication network node
The switching system includes input modules (IM 1 , IM 2 , IMi, IMn) each connected to a switching matrix ( 1 ) and to a corresponding controller ( 2 ). Each input module (IMi) organizes packets...
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7385949 |
System and method for de-interleaving data in a wireless receiver
A system and method for de-interleaving data in a wireless receiver, wherein a single memory buffer is coupled to a read/write unit that performs both first and second de-interleaving operations....
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7383349 |
Controlling the flow of packets within a network node utilizing random early detection
A method and system for controlling the flow of packets within a network node is disclosed. The method comprises receiving packets that are intended for a queue, classifying each of packets into at...
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7383312 |
Application and verb resource management
A method for controlling access to computer memory, the method including communicating work queue elements with an application layer and with a verb layer, and indicating completion of the work...
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7382794 |
Parallel round-robin arbiter system and method
A Parallel Round-Robin Arbiter (PRRA) system and method for arbitrating among N requesters. A plurality of leaf nodes that correspond to the N requesters form a directed ring of a hierarchical...
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7382793 |
Systems and methods for determining the bandwidth used by a queue
A system determines bandwidth use by queues in a network device. To do this, the system determines an instantaneous amount of bandwidth used by each of the queues and an average amount of bandwidth...
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7382792 |
Queue scheduling mechanism in a data packet transmission system
A queue scheduling mechanism in a data packet transmission system, the data packet transmission system including a transmission device for transmitting data packets, a reception device for...
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7382755 |
Method to convey uplink traffic information
Methods and apparatus for a Wireless Terminal (WT) to convey uplink traffic information, e.g., uplink channel resource requests, to a Base Station (BS) are described. Uplink transmission resources...
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7382736 |
Method for scoring queued frames for selective transmission through a switch
A method for selective transmission of through a switch according to a quality of service level includes providing one or more switches in a fibre channel fabric, particularly one or more fibre...
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7382725 |
Method and apparatus for scheduling packets in a multi-service integrated switch fabric
One embodiment of the present invention provides a system that facilitates scheduling packets in a multi-service integrated switch fabric wherein packet services are attached directly to the switch...
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7379469 |
System and method for scheduling burst profile changes based on minislot count
A system and method are presented for changing physical layer (PHY) parameters in a PHY device of a communications system. New parameters are written to a first-in first-out queue in a serial...
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7379467 |
Scheduling store-forwarding of back-to-back multi-channel packet fragments
Disclosed is an apparatus and method for an interface for scheduling the store-forwarding of back-to-back multi-channel packet fragments. The apparatus may include a data extraction block, a...
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7379466 |
In band signal detection and presentation for IP phone
A system for reducing jitter in a packet audio reception device comprises an output time stamp index, a delay calculation module, and a histogram module. The output time stamp index determines an...
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7379442 |
Method and apparatus for buffer storage of data packets which are to be transmitted via a connection that has been set up
So-called LCH packets are defined in the Hiperlan Type 2 System for wire-free transmission of video and audio data streams. These LCH packets have a length of 54 data bytes. Furthermore, the...
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7376141 |
Method and system for encapsulating variable-size packets
Encapsulating packets includes receiving packets at a queue of an encapsulator. The following operations are repeated until certain criteria are satisfied. A number of packets are accumulated at...
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7376140 |
System and method for assignment of ATM virtual circuits to queues in a DSLAM
A method for distributing digital subscriber line (xDSL) data traffic includes receiving xDSL traffic at a DSLAM including a plurality of input ports and a plurality of output queues. Each input...
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7376083 |
Apparatus and method for modeling queueing systems with highly variable traffic arrival rates
A method are provided for modeling queuing systems with highly variable traffic arrival rates. The method includes a means to associate a value with a pattern of highly variable arrival rates that...
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7372865 |
Processing data packets using time stamped marker packets
According to one embodiment, processing data packets includes inserting marker packets into a data stream at time intervals. Each marker packet includes a respective first time stamp indicative of...
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7372862 |
Rate adaption within a TDM switch using bit stuffing
The present invention discloses a method and an arrangement providing transmission of data through a node, e.g. a switch, having different input and output line interfaces in a wide range of data...
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7372814 |
Network system with color-aware upstream switch transmission rate control in response to downstream switch traffic buffering
A network system ( 10 ). The system comprises a first network node (N 6 ), and the node comprises an input ( 30 IN ) for receiving packets. During operation, the first network node operates as a...
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