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7457247 |
Collision compensation in a scheduling system
A system schedules traffic flows on an output port using a circular memory structure. The circular memory structure may be a rate wheel that includes a group of sequentially arranged slots. The...
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7457973 |
System and method for prioritizing data transmission and transmitting scheduled wake-up times to network stations based on downlink transmission duration
A new system and method is described, utilizing a scheduler based on a transmission time calculation and prioritizing algorithm. The system utilizes a Schedule Information Vector (SIV) protocol for...
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7457297 |
Methods and apparatus for differentiated services over a packet-based network
Methods and apparatus for the provision of differentiated services in a packet-based network may be provided in a communications device such as a switch or router having input ports and output...
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7457241 |
Structure for scheduler pipeline design for hierarchical link sharing
A pipeline configuration is described for use in network traffic management for the hardware scheduling of events arranged in a hierarchical linkage. The configuration reduces costs by minimizing...
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7457306 |
Wireless network system and communication method employing both contention mode and contention-free mode
A network communication system is provided whereby communication stations can obtain priority for data transmission to communicate directly with each other in a contention-free mode communication...
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7453907 |
Robust header compression in packet communications
A technique for compressing header information to produce a compressed header portion of a data packet to be transmitted across a communication channel includes generating a checksum from the...
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7453807 |
Efficient rendezvous point tree to shortest path tree switch-over process
A method of operating a network node in PIM-SM (Protocol Independent Multicast-Sparse Mode) is disclosed. In one embodiment, a Rendezvous Point Tree (RPT) to Shortest Path Tree (SPT) switch over...
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7453932 |
Test device and setting method
A testing apparatus for testing a device under test is provided, wherein the testing apparatus includes: a comparator for receiving a signal output from the device under test and converting the...
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7453798 |
Active flow management with hysteresis
The present invention provides for a computer network method and system that applies “hysteresis” to an active queue management algorithm. If a queue is at a level below a certain low threshold...
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7454496 |
Method for monitoring data resources of a data processing network
A method monitors data resources of a data processing network on behalf of a new consumer. The method comprises determining monitoring requirements of the new consumer. The monitoring requirements...
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7453800 |
Communications apparatus and congestion control method
A communications apparatus for switching among different interfaces includes a switch unit. The switch unit includes a main switch for switching data of a fixed length and an interface having a...
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7453808 |
Throttling network management and element management system messaging
A system and method are provided for throttling event messages to be sent to a network management system (NMS), so as to avoid overflow of element management system (EMS) buffers. Three states are...
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7453801 |
Admission control and resource allocation in a communication system supporting application flows having quality of service requirements
A method and apparatus for admission control in a communication system. An Access Network (AN) element determines available resources. When available resources are sufficient to support the...
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7450514 |
Method and device for delivering multimedia data using IETF QoS protocols
A method and device for delivering multimedia data using IETF QoS protocols. MPEG media data can be transmitted in packet units through a network using the IETF QoS protocol by mapping MPEG media...
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7450579 |
Downstream synchronous multichannels for a communications management system
Downstream synchronous multichannel (DSSM) communications are provided among a plurality of carriers, each being a completely DOCSIS™ 2.0-compliant downstream. The synchronous multichannels...
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7450513 |
Network controlling apparatus and path controlling method therein
A network controlling apparatus appropriately arranges a generated path every hour with a change in section and bandwidth requested in each time period to flexibly generate a path according to the...
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7450515 |
GEM OAM frame transmission method in gigabit-capable passive optical network
A GEM OAM frame transmission method used in a Gigabit-capable passive optical network is provided. The method defines an OAM frame structure in a GEM mode of the Gigabit-capable passive optical...
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7450510 |
System and method for distributing guaranteed bandwidth among service groups in a network node
A system and method for distributing guaranteed bandwidth among service groups in a network node are described. A position on a time scale of a buffer containing multiple data units is determined....
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7450590 |
Construction of a path through a packet network
To construct a path through a packet network from a source host address to a destination host address via at least one lower capacity link controlled by at least one admission control device, a...
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7450512 |
Recirculating retransmission queuing system and method
A method of retransmitting a data cell is disclosed. The method comprises providing a transmit queue having a head and a tail and providing a retransmit queue having a head and a tail. The method...
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7450503 |
System and method to multicast guaranteed and best-effort traffic in a communications network
A system and method to multicast guaranteed and best-effort traffic in a communications network are disclosed. According to one embodiment, incoming traffic is separated into unicast traffic and...
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7450501 |
Media processing system based on satellite set top box platform with telephony downstream and upstream data paths
Systems and methods that provide satellite-based media processing are described. In one embodiment, a system that exchanges media may include, for example, a communications device that may be...
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7450597 |
Wireless network device and method for reassociation between wireless networks using the wireless network device
A wireless network device and a method for reassociation between wireless networks using the wireless network device designed to simplify a reassociation process of the device moving between the...
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7450507 |
Hierarchal rate-limiting at a network node that utilizes an infinity rate-limit check
Rate-limiting a traffic stream using a rate-limit hierarchy involves subjecting a packet to a first rate-limit check, the first rate-limit check corresponding to a first-level traffic...
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7450511 |
Method and system for polling PDU of radio link control layer
A method for polling a protocol data unit (PDU) of a Radio link control (RLC), including the steps of selecting a data unit in a buffer, transmitting a selected PDU and polling bit to a receiver...
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7450555 |
Method of setting initial transport format combination in broadband code division multiple access system
Disclosed is a method of setting an initial transport format combination (TFC) in a MAC layer of a CDMA system. the MAC layer selects the initial maximum useable TFC value using transport format...
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7447151 |
Virtual private network (VPN)-aware customer premises equipment (CPE) edge router
A network architecture includes a communication network that supports one or more network-based Virtual Private Networks (VPNs). The communication network includes a plurality of boundary routers...
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7447155 |
Guaranteed service in a data network
According to an embodiment of the invention, a data controller comprises a traffic pattern collector to observe a data traffic pattern, the data traffic being comprised of data packets; a traffic...
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7447222 |
Automated path tracing through switching mesh
One embodiment disclosed relates to a method of automated path tracing from an original mesh switch through a switching mesh to a specified destination. A mesh traceroute packet to the specified...
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7443882 |
Data sharing system, transmitting terminal apparatus, transmitting terminal apparatus controlling method, receiving terminal apparatus, receiving terminal apparatus controlling method, and recording medium
A data sharing system is disclosed together with a transmitting terminal apparatus and a receiving terminal apparatus interconnected and controlled so as to effect efficient data transfers and...
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7443796 |
Distributed, rule based packet redirection
A forwarding agent is implemented on a router. The forwarding agent receives instructions from a service manager for redirecting packets that match the instructions. A packet is received that...
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7443830 |
Method for data communication and controlling device therefor
For communicating data on a transmission channel ( 1, 2 ) between a central station (BS) and a plurality of subscriber stations (M), for each transmission connection between the central station...
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7443843 |
Terminal relay device and relay method
An apparatus has a cross connection circuit, first switching sections located on the input side of the cross connection circuit to switch a presently-used transmission path and a reserve...
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7443844 |
Switched fabric mezzanine storage module
A switched fabric mezzanine storage module ( 560 ) includes a storage module ( 562 ) and a switched fabric connector ( 563 ) coupled to the storage module. The storage module is coupled to directly...
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7443795 |
Data transmission control method for GPRS
A data transmission method of a GPRS includes estimating a possibility of an impending stall state of a transmit window, transmitting a stall state alarm signal of the transmit window to a network...
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7444443 |
Method of repeating data transmission between network devices by timing a first predetermined period after previous first data transmission
A method is provided for transmitting data from a transmitting device ( 121 ) to a receiving device ( 125 ). The transmitting device transmits a first data frame ( 200 ) to a receiving device a...
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7443794 |
Fibre channel credit extender and repeater
The Fiber Channel Credit Extender (FCCE) ( 600 ) is a network device that is disposed between and connected to an end node ( 210 ) and an optical repeater ( 220 ). The FCCE ( 600 ) contains as many...
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7440403 |
Method and software for calculating rate constraints
A method for determining and enforcing rate constraints on process flows in a network, the method comprising receiving at least one process flow. A flow rate vulnerability (FRV) factor and a...
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7440400 |
Transfer apparatus
A transfer apparatus detects first time adjustment information from a first transport stream (TS) packet included in an MPEG-2 transport stream, and detects second time adjustment information from...
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7440404 |
Load balancing method and apparatus for ethernet over SONET and other types of networks
A load-balanced network architecture is disclosed in which a traffic flow at a given network node is split into a plurality of parts, and the parts are distributed to respective ones of the...
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7440416 |
Hierarchical communication system providing intelligent data, program and processing migration
A hierarchical communication system, arranged in a spanning tree configuration, is described in which wired and wireless communication networks exhibiting substantially different characteristics...
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7440573 |
Enterprise wireless local area network switching system
A process of controlling a flow of data in a wireless network providing wireless access to the wireless network by wireless devices is disclosed. Data is received from a wireless device by a...
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7440405 |
Apparatus and method for packet forwarding with quality of service and rate control
A system and method for forwarding data packets with quality of service and rate control. A plurality of data packets are received from a plurality of sources. The header information of each data...
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7440450 |
Payload module having a switched fabric enabled mezzanine card
A multi-service platform system, includes a backplane ( 104 ), a switched fabric ( 106 ) on the backplane, and at least one of a VMEbus network and a PCI network coincident with the switched fabric...
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7440761 |
Communication relay method and device
A wireless communication system including
a wireless relay station storing a priority table in which identifiers of the communications that are relayed with higher priority are registered, a...
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7440462 |
Quality of service (QOS) control mechanisms using mediation devices in an asynchronous network
Mediation devices in an asynchronous network of low power consumption communication devices are leveraged through the use of new protocols ( 2500 ) that analyze relevant QoS parameters ( 2520 ) in...
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7436771 |
System for refining network utilization and data block sizes in the transfer of data over a network
A system and computer-readable media are provided for refining network utilization determination and download data block sizes in the transfer of a set of data over a network. In accordance with...
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7436775 |
Software configurable cluster-based router using stock personal computers as cluster nodes
A cluster router architecture and methods for performing distributed routing is presented. Implementations include off-the shelf Personal Computer (PC) hardware. The cluster router architecture...
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7436855 |
Prohibit or avoid route mechanism for path setup
The present invention discloses a solution which delivers routing systems with less path setup latency and causes them to be less susceptible to network loading, by providing them the ability to...
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7436830 |
Method and apparatus for wire-speed application layer classification of upstream and downstream data packets
A data packet classifier to classify a plurality of N-bit input tuples, said classifier comprising a hash address, a memory and a comparison unit. The hash address generator generate a plurality of...
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