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Patent # Description
US-6,731,644 Flexible DMA engine for packet header modification
A pipelined linecard architecture for receiving, modifying, switching, buffering, queuing and dequeuing packets for transmission in a communications network. The...
US-6,731,627 Virtual loop carrier system
A loop carrier system includes a home local area network having plural telephone modules and a hub coupled to in-home telephone wiring. The telephone modules and...
US-6,731,425 Modular Raman pump double-multiplexer
Optical amplification bandwidth is improved by providing an economical and practical way of multiplexing together multiple Raman pump energy sources at disparate...
US-6,729,929 Method and apparatus for controlling wireless networks
A communications system extending over a cellular region and formed of a plurality of wireless cells. The communications system extends over a cellular region...
US-6,728,876 Method and apparatus to use non-volatile read/write memory for bootstrap code and processes by relocating write...
A method and apparatus for significantly reducing the number and types of non-volatile memory used on a typical motherboard is disclosed. While there are...
US-6,728,857 Method and system for storing and retrieving data using linked lists
An method for storing and retrieving data in memory includes receiving the address of a first memory location in the data memory storing a first portion of the...
US-6,728,839 Attribute based memory pre-fetching technique
An enhanced prefetching technique enables control of internal activities of a cache memory by a processor without relying on conventional algorithms. The cache...
US-6,728,773 System for controlling and regulating distribution of intellectual properties using internet protocol framework
A method and system thereof for controlling and regulating the distribution of intellectual properties using Internet Protocol and a plurality of controlling...
US-6,728,767 Remote identification of client and DNS proxy IP addresses
A network operator identifies an address of a network element used by a particular client to obtain IP addresses. The client sends a test message to a test URL...
US-6,728,723 Method and system for verifying configuration transactions managed by a centralized database
A method and system for verifying router configuration transactions carried out by a centralized information provider or database system. The centralized...
US-6,728,465 Semi-reconfigurable subband OADM
A partially configurable optical add/drop multiplexer (OADM) is provided. Fixed single channel and wideband tunable fiber Bragg gratings may be used in...
US-6,728,211 Method and apparatus for delaying packets being sent from a component of a packet switching system
Methods and apparatus are also disclosed for responding to received flow control messages indicating a previously congested port is now in a non-congested state....
US-6,728,104 Methods and apparatus for cooling a circuit board component
The heat sink of the present invention includes a device portion, a bend portion, and a support portion that thermally couples the circuit board component to a...
US-6,728,028 Low noise figure optical amplifier for DWDM systems with per sub-band power control
Improved systems and methods for optical amplification of WDM signals are provided. Multiple sub-bands of a WDM signal are amplified in a first common...
US-6,725,411 Iterated soft-decision decoding of block codes
Systems and methods for augmenting the performance of iterative soft decision-in soft decision-out decoding of block codes with extrinsic information based on...
US-6,725,326 Techniques for efficient memory management for longest prefix match problems
Techniques for efficient memory management that enable rapid longest prefix match lookups in memory. In general, the present invention is efficacious wherever...
US-6,725,264 Apparatus and method for redirection of network management messages in a cluster of network devices
A method manages a cluster of network devices each having an intra-cluster identifier. The method includes (a) selecting a plurality of network devices to form a...
US-6,725,218 Computerized database system and method
A computerized database system and method are disclosed. In one aspect of the invention, database records are associated with respective unique identification...
US-6,724,865 Arrangement for measuring response times in a voice response system using a bulk call generator
A bulk call generator is configured for measuring the response time of a telephony-based interactive response system by detecting the presence of prescribed...
US-6,724,862 Method and apparatus for customizing a device based on a frequency response for a hearing-impaired user
A method and apparatus for customizing a device based on a frequency response for a hearing-impaired user are disclosed. The device receives an identifier...
US-6,724,758 Stage specific dilation in multi-stage interconnection networks
Speed-up is implemented only in one or more portions of a network that would otherwise experience contention (i.e. when operated without speed-up). For example,...
US-6,724,757 Configurable network router
A signal router, configured to receive information carried by a first signal and transmit the information on a second signal, is described. The signal router,...
US-6,724,756 Method for introducing switched virtual connection call redundancy in asynchronous transfer mode networks
A method for sharing a call record between a first controller and a second controller is disclosed. The method comprises the step generating the call record in...
US-6,724,728 Method and system for distributed processing of traffic in a telecommunications node
A method and system for distributed processing of traffic in a telecommunications node includes receiving a traffic stream at a line card of the...
US-6,724,724 System and method for resolving an electronic address
A system and method according to an embodiment of the present invention for translating an electronic address is presented. The system and method comprises...
US-6,724,721 Approximated per-flow rate limiting
A method and apparatus to limit the throughput rate of non-adapting aggressive flows on a packet-by-packet basis. Each packet of an input flow is mapped to an...
US-6,721,824 Method and apparatus for assisting communication of information between two processes
A method and apparatus assists communication between a writer of a shared file and the reader of the shared file without requiring the use of a shared file. When...
US-6,721,808 Real-time creation of distributed object shell commands
A client system having a unique object interfacing command shell is disclosed, where the object interfacing command shell allows users to dynamically specify...
US-6,721,796 Hierarchical dynamic buffer management system and method
Multi-level buffer system dynamically allocates storage for data units arriving at network gateway, and retrieves stored data units according to hierarchical...
US-6,721,793 Intellectual property over non-internet protocol systems and networks
A method and system thereof for implementing and controlling the electronic distribution of intellectual property using protocols other than the Internet...
US-6,721,580 Ensuring emergency availability of communications devices
A communications apparatus includes an energy storage device, such as a backup battery, that provides power in certain circumstances, such as when an external...
US-6,721,353 Network compatibility
A method for improving network compatibility, said method including but not limited to the following: receiving a first-protocol data-link layer packet having a...
US-6,721,316 Flexible engine and data structure for packet header processing
A pipelined linecard architecture for receiving, modifying, switching, buffering, queuing and dequeuing packets for transmission in a communications network. The...
US-6,721,276 Automated microcode test packet generation engine
A routing chip test case generator operable to generate test cases for testing microcode allows test cases to be directed to specific operations, such as those...
US-6,721,272 Method and apparatus for generating an RSVP message for a non-RSVP-enabled network device
A method and apparatus for providing RSVP capability for senders that either cannot or do not initiate RSVP processes is provided. An RSVP proxy is connected...
US-6,721,190 Board alignment tab
A card based telecommunications system, which includes a chassis. A plurality of card guides positioned in an operable relationship within said chassis. A tab...
US-6,718,467 Password based protocol for secure communications
A method for a first participant to establish a shared secret with a second participant, where the first participant and the second participant share a...
US-6,718,390 Selectively forced redirection of network traffic
A method of redirecting a client request received by a second server to a first server. The client request requires use of a Secure Sockets Layer (SSL)...
US-6,718,380 Method and apparatus for storing policies for policy-based management of network quality of service
A method and apparatus for storing policies for use in policy-based management of quality of service treatments of network data traffic flows are described. The...
US-6,718,376 Managing recovery of service components and notification of service errors and failures
A method and apparatus for providing management and maintenance to a node within a data communications network and to the composite data communications network....
US-6,718,332 Seamless importation of data
A data transfer interface for importing data from a source system to a target system, including a source data adapter having an attribute definition transcriber...
US-6,718,282 Fault tolerant client-server environment
A method for determining the performance of a first processor in a computer network in which the first processor is connected to a second processor includes...
US-6,717,946 Methods and apparatus for mapping ranges of values into unique values of particular use for range matching...
Methods and apparatus are disclosed for maintaining one or more ranges and identifying whether a value matches one of the ranges and optionally which range is...
US-6,717,920 Dynamically created service class-based routing tables
Dynamically created routing table structures which may find application as routing tables for ATM or other computer networks provide a selection of pre-computed...
US-6,715,082 Security server token caching
A mechanism for establishing a plurality of sessions between a client and a first server based on a single input of user authenticating information is disclosed....
US-6,715,046 Method and apparatus for reading from and writing to storage using acknowledged phases of sets of data
Methods and apparatus are disclosed for reading from and writing to storage using acknowledged phases of sets of data. In one implementation, a phase indication...
US-6,715,029 Method and apparatus for possibly decreasing the number of associative memory entries by supplementing an...
Methods and apparatus are disclosed for possibly decreasing the number of associative memory entries by supplementing an associative memory result with...
US-6,714,985 Method and apparatus for efficiently reassembling fragments received at an intermediate station in a computer...
An IP packet reassembly engine provides high-speed and efficient reassembly of IP fragments received at an intermediate station in a computer network. The IP...
US-6,714,972 Method and apparatus for configuring network devices with subnetworks in an ATM environment and retrieving...
A method and apparatus retrieves and stores configuration information for network endpoint devices from other devices in the network, such as a switch adjacent...
US-6,714,644 Ringing scheduling for FXS ports on platforms with limited power supply
An apparatus and method for supporting enhanced ring scheduling for devices on platforms with limited power supply while seeking to preserve caller ID ...
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