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Patent # Description
US-6,950,391 Configurable network router
A method is provided to allocate bandwidth from a first node to a second node in a optical network. The method begins by accepting a request from an end-user,...
US-6,950,213 Fast method for fax encoded data conversion
In accordance with an embodiment of the present invention, a fax decoding/re-encoding system for transferring fax images between a sending fax machine and a...
US-6,948,127 Interface for compressed video data analysis
The invention described herein provides a video analysis tool to assist a computer programmer working on a program that effects video data. The tool may be...
US-6,948,088 Methods and apparatus for efficient transaction processing on redundant systems
Methods and apparatus are provided for performing efficient transaction processing. A working system processes transactions associated with nodes in a data...
US-6,948,044 Methods and apparatus for storage virtualization
Methods and apparatus are provided improving data access efficiency in a storage area network. Mechanisms are provided to allow a virtual disk address to be...
US-6,947,971 Ethernet packet header cache
Methods and apparatus for caching information associated with packets are disclosed. According to one aspect of the present invention, a system for processing a...
US-6,947,895 Distributed speech system with buffer flushing on barge-in
A distributed automatic speech recognition and text to speech system has components separated by a network. The components may be a voice interface device with...
US-6,947,528 Arrangement for local recording of a voice message for delivery to destination messaging system via an IP network
A recording device at a calling party premises is configured for recording a message for a messaging subscriber by the calling party, and sending the recorded...
US-6,947,451 Network layer support to enhance the transport layer performance in mobile and wireless environments
In a router or packet processing node supporting Mobile IP, a method for causing packets to be retransmitted from a sender to a mobile node is disclosed. A...
US-6,947,441 Method and system for verifying spectral compatibility of digital subscriber line connections
A system for verifying spectral compatibility of a communication system that utilizes at least one digital subscriber line protocol includes a plurality of...
US-6,947,416 Generalized asynchronous HDLC services
A router in a network comprises an interface system for receiving packets and has a plurality of channels and a plurality of framing service engines. The router...
US-6,947,410 System and method for communicating data packets using a backplane switch
A communications device includes a backplane, backplane cards, and a backplane switch. Each backplane card is coupled to the backplane and assigned an industry...
US-6,947,380 Guaranteed bandwidth mechanism for a terabit multiservice switch
A method to guarantee bandwidth for a terabit multiservice switch including receiving control cells indicating that a destination port of an asynchronous...
US-6,947,379 Packet routing to reduce susceptibility to disturbances
In a communications system, a network provides multiple physical paths for communicating packets between participants of communication sessions. During a...
US-6,944,688 Queuing system using dual receive FIFO
A queuing system utilizing dual first-in, first-out (FIFO) memories is provided. The present queuing system is configured to use a first FIFO memory to receive...
US-6,944,672 Method and system for processing fragments and their out-of-order delivery during address translation
A set of packetized fragments in which only a portion of the fragments carry translation information for the set of fragments is translated by storing in a...
US-6,944,153 Time slot interchanger (TSI) and method for a telecommunications node
A time slot interchanger (TSI) for a telecommunications node includes an exchange memory and a controller. The exchange memory includes a plurality of exchange...
US-6,944,130 Method and apparatus for determining a layer 2 path in a switched network
A method and apparatus that provide for a Layer 2 path determination are disclosed. In one embodiment of the invention, a Layer 3 path between a source device...
US-6,944,123 Redundant packet selection and manipulation in wireless communications systems
A communications system includes a mobile unit that transmits content and a number of base transceiver stations that receive the content from the mobile unit....
US-6,944,121 Wireless computer network including a mobile appliance containing a single chip transceiver
A wireless computer data network includes several untethered mobile units that make ad-hoc data connections with an Internet-connected base station using the...
US-6,941,457 Establishing a new shared secret key over a broadcast channel for a multicast group based on an old shared...
An optimized approach for arriving at a shared secret key in a dynamically changing multicast or broadcast group environment is disclosed. In one aspect of the...
US-6,941,388 Method and apparatus for handling connections in hot standby line cards
A standby card is powered after an active card. A connection command is received by the standby card from the active card. The connection command is associated...
US-6,941,291 Method and device for a user profile repository
A method and device for providing access, via a single point, to information stored on multiple data sources. One embodiment comprises a method in which first an...
US-6,941,079 Optical demultiplexer with multi-channel power control and tilt compensation
Systems and methods for controlling power of WDM channels in a WDM receiver. A preamplifier is provided prior to a demultiplexer in the WDM receiver chain. The...
US-6,940,972 Controlling echo cancellation
Controlling echo cancellation includes receiving signals associated with a call. A signal of the signals is detected. Whether the detected signal is a high speed...
US-6,940,954 Arrangement for retrieving recorded audio announcements from a messaging system for identification of a calling...
An IP-based subscriber endpoint, for example a VoIP telephony device or an IP telephony user agent, is configured for retrieving recorded audio caller...
US-6,940,843 Selecting an access point according to a measure of received signal quality
An apparatus for inclusion and a method for operation in a station (STA) of a wireless network. The method includes received data from at least one remote...
US-6,940,821 Method and apparatus for detecting a fault in a multicast routing infrastructure
A test monitoring device for detecting a fault in a multicast routing infrastructure includes a processor, a memory coupled with the processor, and a network...
US-6,939,161 Methods and apparatus for securing a cable connector to a device
A connection system has a device, and a cable assembly having a cable and a cable connector disposed at an end of the cable. The cable connector is configured to...
US-6,938,182 System and method for providing reliable telephony web-based features
In accordance with a particular embodiment of the present invention, a method for maintaining telephony Internet services includes providing a first pointer, the...
US-6,937,576 Multiple instance spanning tree protocol
A multiple instance spanning tree protocol (MI-STP) creates a plurality of active topologies (i.e., loop-free paths) within a computer network. These active...
US-6,937,569 Method and system for determining a relative position of a device on a network
A method and system for determining a relative location of a device on a network is provided. In this system and method, a list of landmark nodes provided on the...
US-6,937,568 Adaptive rate shaping to prevent overflow
The rate at which a node transmits data is modified dependent on the receive rate by selecting one of a plurality of predetermined quantum values dependent on...
US-6,934,921 Resolving LBIST timing violations
Resolving timing violations introduced by a logic built-in self test (LBIST) sub-circuit formed within an underlying integrated circuit includes analyzing a...
US-6,934,870 Clock management scheme for PCI and cardbus cards for power reduction
A clock management scheme for an 802.11 MAC on a PCI or Cardbus bus that works in conjunction with industry standardized power mechanisms. The scheme involves...
US-6,934,766 Method and apparatus for exchanging event information between computer systems that reduce perceived lag times...
Mechanisms and techniques provide the system that allows a sending computer system to capture and store event information related to events that transpire on a...
US-6,934,760 Method and apparatus for resequencing of packets into an original ordering using multiple resequencing components
Methods and apparatus are disclosed for distributed resequencing of packets belonging to an original stream of packets in a computer or communications system....
US-6,934,380 Method and system for automatic contact distribution utilizing presence detection
A method for automatic contact distribution includes receiving a contact for connection with an agent and distributing the contact to a first agent. The method...
US-6,934,340 Adaptive control system for interference rejections in a wireless communications system
An adaptive control system for controlling the effects of narrow to medium bandwidth interferers in a wireless communications system (e.g., wireless LAN devices)...
US-6,934,305 Method and apparatus for detecting errors in a backplane frame
A method of generating a parity value is disclosed. The method includes reading a word from a data stream, determining if the word should be included in a parity...
US-6,934,293 Port aggregation load balancing
The network switches and computer readable mediums of the present invention allocate port assignments based on load, that is, the amount of data being forwarded...
US-6,934,262 Method and apparatus for restricting the assignment of VLANs
Restricting the assignment of VLANs so that a unique VLAN or set of VLANs must be assigned to each link for a particular network circuit (NC) or group of NCs....
US-6,934,256 Method of detecting non-responsive network flows
A network device identifies a non-adaptive flow as follows. The network device drops packets on a random basis using a Random Early Detection (RED) algorithm. A...
US-6,934,249 Method and system for minimizing the connection set up time in high speed packet switching networks
The present invention is directed to a high speed packet switching network and, in particular to a method and system for minimizing the time to establish a...
US-6,933,909 Multichannel access point with collocated isolated antennas
A wireless telecommunications device is disclosed including a plurality of wireless antennas, each respectively for transmitting and/or receiving wireless...
US-6,931,441 Method and apparatus for managing a network using link state information
A method is disclosed for managing a network having a plurality of network elements, where the network elements are configured to be interconnected to one...
US-6,931,103 Failover mechanisms for remote networked phones
A method of providing failover service to network phones. A failure of communication between a network phone and a primary call manager is identified....
US-6,931,101 Method and apparatus for inband testing of an echo canceller
Provided is a method and apparatus for inband testing of an echo canceller. The apparatus includes a signal generator for generating an excitation signal...
US-6,931,028 Scaleable RSVP signaling between VoIP dial-peers for tandem voice solutions
A method for high quality voice communication over an IP network. The method is implemented using an IP network device. Voice communication quality of service is...
US-6,931,022 Background test system for time division multiplexing switching systems
A method for testing a transmission system is disclosed. The method comprises receiving a time division multiplexed (TDM) stream on an input of the transmission...
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