Matches 1 - 50 out of 153 1 2 3 4 >


Match Document Document Title
8184642 PCR jitter reduction in a VSB and/or EVSB multiplexer system  
Program clock references in first and second MPEG data streams are re-stamped in accordance with delays introduced into the first and second MPEG data streams. Accordingly, the program clock...
8155011 Techniques for using dual memory structures for processing failure detection protocol packets  
Techniques are provided for assisting in the processing of failure detection protocol (FDP) packets. Techniques are provided that assist a CPU of a network device in processing incoming FDP...
8149848 Enhanced caller ID information based on access device information via a broadband access gateway  
A system and method for providing enhanced information to a user is described. A broadband access gateway communicatively coupled to a plurality of access devices may collect information about...
8040901 Packet queueing within ring networks  
In general, techniques are described for packet queuing within ring networks. In accordance with the techniques, a network device of a ring network comprises a memory having a different queue for...
8031723 Centralized switching and routing packet handling device  
A device comprising i) input ports and output ports for receiving and transmitting data packets, ii) a receiver to extract primary switching or routing data and secondary data to be handled and to...
8018936 Inter-fabric routing  
A method and apparatus is shown for communicating Fibre Channel frames between distinct fabrics. A proxy zone is established in each fabric with a physically present local device and a remote...
7974282 Network apparatus for redundant multicast  
For continuing multicast data transfer according to path control information after being switched from an active status to a standby status, it is necessary that the standby status hold the same...
7974275 Saturated datagram aging mechanism  
Methods for aging datagrams in the memory portion of a datagram distribution device or other network device are provided. According to some of these methods, an attribute of each datagram entering...
7961721 Router, network comprising a router, method for routing data in a network  
A router for a network is arranged for guiding data traffic from one of a first plurality Ni of inputs (I) to one or more of a second plurality No of outputs (O). The inputs each have a third...
7916719 Apparatus and method for controlling hybrid ARQ memory in broadband wireless access communication system  
A method and HARQ memory apparatus in a BWA communication system are provided where the HARQ memory apparatus includes a memory configured to partition the entire memory area in units of slots...
7869440 Efficient splitting and mixing of streaming-data frames for processing through multiple processing modules  
Streaming data is processed through one or more pipes of connected modules including mixers and/or splitters. The data is carried in composite physically allocated frames having virtual subframes...
7856022 Non-disruptive data migration with external virtualization engine  
Transferring I/O from a first storage device coupled to a storage area network to a second storage device coupled to the storage area network includes blocking I/O operations for a first port of...
7848334 Method and device for transferring data packets  
A device is coupled to a first network and a second network and comprises a first storage element and a second storage element. The device stores data packets originating from the first network in...
7839861 Method and apparatus for calculating bandwidth requirements  
Embodiments of the invention relates to bandwidth requirements within a packet data network. A method and system for analysing traffic is described herein. The method may utilises an estimation of...
7822916 Integrated circuit search engine devices having priority sequencer circuits therein that sequentially encode multiple match signals  
A search engine device includes a lookup circuit, such as a content addressable memory (CAM) array. This lookup circuit is configured to generate multiple active match signals in response to...
7778254 Method for managing congestion in a network switch  
A method for managing congestion in a stack of network switches includes the steps of receiving an incoming packet on a first port of a network switch for transmission to a destination port and...
7773592 Method and system for routing network information  
Method and system for routing frames in a network is provided. The method comprises, receiving a frame at a receive port of a networking switch element; determining a transmit port and a virtual...
7769003 Data packet switch and method of operating same  
A high speed data packet switch comprising input and output ports and a switch fabric to link each input port to each output port wherein each connection between input and output ports comprises a...
7764710 Method and apparatus for processing communication protocol frame input  
If an input word bit includes overhead data, the input word bit is ignored. If the input word bit includes non-overhead data and the corresponding bit position in a first buffer is empty, the...
7701949 System and method for switching high priority traffic with low latency  
An apparatus including a first buffer, a second buffer and a priority switch circuit. The first buffer is configured to store data of a first data stream having a first priority. The second buffer...
7672315 Methods and apparatus for deskewing VCAT/LCAS members  
Write logic and read logic are coupled to SDRAM and a frame status table. VCG members are written into SDRAM by the write logic and an entry (based on the MFI and SQ) in the frame status table is...
7653075 Processing communication flows in asymmetrically routed networks  
A network system includes a first device and a second device separated by a network having asymmetric routes in which traffic forwarded in a first direction from the first device to the second...
7630406 Methods and apparatus for providing a delayed attack protection system for network traffic  
Embodiments of methods and apparatus for providing a delayed attack protection system for network traffic are generally described herein. Other embodiments may be described and claimed.
7606153 Storage system and information processing system  
Prior to alteration of the communication route connecting the enterprise servers 51 to 53, ports a, b and c of the enterprise server 51 are each connected with port 1 of the storage system 7...
7594074 Storage system  
To provide a storage system with a cost/performance meeting the system scale, from a small-scale to a large-scale configuration. In the storage system, protocol transformation units and data...
7594024 Silicon-based storage virtualization  
A storage server in a storage area network (SAN) environment connecting host computers and storage devices. The storage server includes a plurality of storage processors and a switching circuit....
7512134 System and method for transmitting data packets in an infiniband network  
The disclosed invention relates to a method and system to transmit data packets through a switched network system that is composed of a plurality of routing entities. The method determines whether...
7499452 Self-healing link sequence counts within a circular buffer  
Methods and apparatus that allow recovery in the event that sequence counts used on receive and transmit sides of a communications link become out of sync are provided. In response to receiving a...
7492781 Router with overflow management  
The object of the invention is to create a router which has an enhanced processing speed. According to the invention, before access through a readout unit, the pointers for information packets...
7450594 Message writing apparatus, message writing method, message readout apparatus, message readout method, memory address control circuit for writing of variable-length message and memory address control circuit for readout of variable-length message  
In multi-connections, a message writing apparatus is provided. This message writing apparatus (21) comprises a path recognizing section (21a), a received message assembling section (21b), a receive...
7406039 System and method for a failover protocol in storage area network controllers  
A system and method for managing the multipath failover protocol of a storage area network that includes storage systems that include multiple ports and multiple storage controllers. A number of...
7362705 Dynamic load-based credit distribution  
Methods and systems for dynamically adjusting credits used to distribute available bus bandwidth among multiple virtual channels, based on the workload of each virtual channel, are provided....
7333498 Method and apparatus for separating data packets in a memory buffer  
Method and apparatus of separating packets. Specifically, a method of separating data packets in a memory buffer is disclosed. The method locates a memory buffer containing a pre-selected address...
7310332 Network switch memory interface configuration  
A network switch for network communications includes a first data port interface, wherein the first data port interface supports a plurality of data ports for transmitting and receiving data at a...
7305458 System and method for auto-configuring stackable network devices  
A system and a method for auto-configuring stackable network devices are disclosed for automatically configuring a plurality of stackable network devices. The system for auto-configuring stackable...
7260096 Method and router for forwarding internet data packets  
The Internet data defining destinations accessible by a router are partitioned into a portion containing the address search information and a portion containing forwarding option data. The address...
7239645 Method and apparatus for managing payload buffer segments in a networking device  
A method and apparatus for bridging network protocols is disclosed. In one embodiment, a data frame is received and stored in a dual-port memory queue by hardware logic. An embedded processor is...
7167477 Apparatus and method for recovering abnormal control cells in asynchronous transfer mode exchange subscriber unit  
An apparatus and method for recovering abnormal control cells in an asynchronous transfer mode (ATM) exchange subscriber unit. A signal cell or control cell is transmitted and a plurality of...
7126946 Dual key controlled content addressable memory for accessing packet switch data buffer for multicasting data packets  
A data management architecture for a high speed packet switch has a dual key-based content addressable memory (CAM)-based buffer access control mechanism that stores relatively long data packets...
7116673 Queue pair resolution in infiniband fabrics  
A method for determining parameters needed to communicate with a remote node in a computer network is provided. The invention comprises determining the location of the remote node to which an...
7111123 Circuit and method to allow searching beyond a designated address of a content addressable memory  
A content addressable memory includes a priority encoder that is in communication with an array of the content addressable memory cells to receive match signals, and from the match signals...
7106738 Method and apparatus for high speed packet switching using train packet queuing and providing high scalability  
Disclosed herein is a system architecture capable of processing fixed length and/or variable length data packets. Under the method of the invention, incoming data packets are queued together...
7075938 Common buffer memory control apparatus  
A common buffer memory control apparatus controls a common buffer memory which is used to store message data items each of which is divided into a plurality of cells based on an asynchronous...
7072347 Assignment of packet descriptor field positions in a network processor  
A method and system for reducing the number of accesses to memory to obtain the desired field information in frame control blocks. In one embodiment of the present invention, a system comprises a...
7068653 Data packet switching node accommodating very high bit rate interfaces  
A data packet switching node, for use in an asynchronous digital network, that has an input stage that cuts data packets into segments of constant length, a switching matrix having input ports and...
7065098 Redundant telecommunication system using memory equalization apparatus and method of operation  
Data which must be memory equalized across a redundant, high availability system utilizing processor-based components is structured in memory segments which form data packets for a data link...
7046661 Scheduling the dispatch of cells in non-empty virtual output queues of multistage switches using a pipelined hierarchical arbitration scheme  
A pipeline-based matching scheduling approach for input-buffered switches relaxes the timing constraint for arbitration with matching schemes, such as CRRD and CMSD. In the new approach,...
7016365 Switching fabric including a plurality of crossbar sections  
A switching fabric for transmitting digital data from a plurality of sources to a plurality of destinations is described. The switching fabric includes a plurality of input ports, a plurality of...
7006443 Multicast flow control  
An information cell transmission method includes receiving flow control cells at a switch from a collection of multicast virtual circuits and aggregating the flow control cells to form an aggregate...
7007151 System, device, and method for controlling access to a memory  
In a system, device, and method for controlling access to a memory, a memory interface device is used to coordinate access to a memory device by a number of host applications. The memory interface...
Matches 1 - 50 out of 153 1 2 3 4 >