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Patent # Description
US-6,762,675 Method and apparatus for remote powering of device connected to network
A network node determines the suitability of coupled devices for being remotely line powered before actually powering them. The node scan its ports to determine...
US-6,760,849 Event initiation bus and associated fault protection for a telecommunications device
A telecommunications device includes an event initiation bus, at least one card coupled to the bus that can execute an event, and at least one controller also...
US-6,760,813 Devices, softwares and methods for preemptively updating expiring entries in a cache memory to anticipate...
Devices, softwares and methods update preemptively entries in a cache memory that are expiring. Updating takes place at scheduled refresh times. Refresh times...
US-6,760,671 Method and apparatus of low power energy detection for a WLAN
A method and implementation disclosed for detecting interference. A state machine controller is provided for establishing an interference detection cycle...
US-6,760,530 Fiber cable connector clip
An apparatus for storing fiber optic cable including an add-on structure for holding fiber optic cable connectors that includes clips that are integral with the...
US-6,760,444 Mobile IP authentication
Methods and apparatus for authenticating a mobile node are disclosed. A server is configured to provide a plurality of security associations associated with a...
US-6,760,334 Method and apparatus for oversubscription of permanent virtual circuits
The method establishes a number of permanent virtual circuits to be configured on a multiservice access device. At least one of the permanent virtual circuits is...
US-6,760,331 Multicast routing with nearest queue first allocation and dynamic and static vector quantization
The invention includes a way to route multicast traffic through a switch or other device that uses input queuing. Basis vectors are associated with each virtual...
US-6,760,327 Rate adjustable backplane and method for a telecommunications node
A rate adjustable backplane includes a set of switch slots configured to receive one or more switch cards forming a switch core and a plurality of line slots...
US-6,760,301 Automatic crossover configuration for serial data links
One or more nodes of a data communication system is automatically switched between two or more possible node configurations, such as between a DTE configuration...
US-6,759,986 Stacked patch antenna
A stacked patch antenna is disclosed which includes a first antenna element and a second antenna element for cooperating with the first antenna element. These...
US-6,757,901 Method and system for setting expressions in network management notifications at an agent
A method for generating notification based expressions includes identifying notifications supported by an agent and specifying objects for at least one of the...
US-6,757,897 Apparatus and methods for scheduling and performing tasks
The invention provides unique mechanisms and techniques for a computing device to perform various tasks in a multi-tasking or time sliced environment. A general...
US-6,757,803 Distributed buffer recovery
A memory usage data structure (MUDS) is maintained for each process executing in the computer system, the MUDS having a bitmap field having a bit corresponding...
US-6,757,791 Method and apparatus for reordering packet data units in storage queues for reading and writing memory
A method and system for reordering data units that are to be written to, or read from, selected locations in a memory are described herein. The data units are...
US-6,757,768 Apparatus and technique for maintaining order among requests issued over an external bus of an intermediate...
An apparatus and technique off-loads responsibility for maintaining order among requests issued over a split transaction bus from a processor to a split...
US-6,757,723 Methods and apparatus for remote configuration of an appliance on a network
A network appliance is capable of remote booting and obtaining its configuration information from a source located far away. The network appliance can be shipped...
US-6,757,522 Technique for determining carrier-to-noise ratio of selected channels in an access network
A technique is disclosed for determining a carrier-to-noise ratio (CNR) value for a selected channel of an access network. A background noise level on the...
US-6,757,372 User interface for a network-enabled telephone
An interactive user interface displayed on a monitor as part of a telephone is disclosed. The interactive user interface allows a user to easily use basic and...
US-6,757,363 Method and apparatus for operating a telephone as an independent network client
A system (10) includes a packet-switched network (12). A plurality of telephones (21-26) are each coupled to the network. A call manager server (31) is also...
US-6,757,350 Redundant clock generation and distribution
A system for the generation and distribution a plurality of coherently phased system clocks comprises a local clock generator and a plurality of remote clock...
US-6,757,301 Detection of ending of fax/modem communication between a telephone line and a network for switching router to...
A device is provided for coupling between a telephone line and the network, to exchange data between them. The invention includes software for the device, and...
US-6,757,298 VLAN trunking over ATM PVCs (VTAP)
Virtual Local Area Network (VLAN) trunking over Asychronous Transfer Mode (ATM) Permanent Virtual Circuits (PVC), defined as VTAP, allows for aggregation of...
US-6,757,284 Method and apparatus for pipeline sorting of ordered streams of data items
According to the invention, resequencers are used to sort one or more sets of a plurality of streams of ordered data items. In certain implementations, these...
US-6,757,258 Method and apparatus for reducing OSPF flooding
A method and apparatus for reducing OSPF flooding is provided for a router device. The flood reduction invention enables hello protocol communication while...
US-6,757,241 System for interference cancellation
A spatial processor that exploits signals that arrive via multiple outputs of a communication channel to provide soft decision values useful to a trellis or...
US-6,754,871 Method and apparatus for using fire decoder to correct burst errors in a real-time communications system
Error bursts are detected and corrected in a communication system using shortened cyclic codes, such as shortened Fire codes. Data is loaded into a first error...
US-6,754,714 Multilink point-to-point protocol network access server channel allocation method and apparatus
In a multilink point-to-point protocol (PPP) network access server, a method is provided in one aspect of the invention allocating ports among various users that...
US-6,754,712 Virtual dial-up protocol for network communication
A layer two forwarding protocol (L2F) provides virtual direct dial-up service into private networks through public internet service providers. An authorized...
US-6,754,711 Customer care control over voice application state
An application server includes an application runtime environment configured for receiving a first HTTP request having a session identifier that specifies a...
US-6,754,703 Network management using abstract device descriptions
A method and apparatus are disclosed for creating and storing information that defines one or more network devices for use with a network management system. In...
US-6,754,693 Method and apparatus to allow users and representatives to conduct simultaneous voice and joint browsing sessions
Methods and apparatus are described whereby Internet content is coordinated with audio communications, such that two or more parties can view the same media...
US-6,754,492 Method and apparatus for communicating a subscriber message
A communication system includes a radio access network (RAN) and a core packet network that allows registration of mobile devices. A temporary mobile device...
US-6,754,342 Method and apparatus for concealing mute in an IP-based telephony system
A method and apparatus for improving the mute function of an IP telephone is disclosed, where the method comprises determining, by a transmitting IP telephone,...
US-6,754,335 Call center with location queuing and dispatching
A system and method to queue, dispatch, send announcements to incoming calls to an emergency response center (ERC) is disclosed. The present invention employs...
US-6,754,242 TDM format optimized for multiple high speed links to a communications controller
A highly interleaved Time Division Multiplexing (TDM) format allows for high data density transfer for a given port at a communications controller. The port is...
US-6,754,232 Dynamic codec speed selection and bandwidth preallocation in a voice packet network method and apparatus
Dynamic compressor/decompressor (codec) speed selection includes monitoring a call in a telephone system to determine the type of codec being used thereon and to...
US-6,754,224 Method and apparatus for multicast call signaling in packet network
Multicasting and telephony call signaling are combined to perform multicast call signaling. Several IP endpoints in a packetized network subscribe to a multicast...
US-6,753,886 Methods and apparatus for communicating messages in a computer display
The invention is directed to techniques for communicating messages between windows or frames in a computer display. A computer system suited for use with the...
US-6,751,746 Method and apparatus for uninterrupted packet transfer using replication over disjoint paths
A method of operating a fault tolerant connection in a network is described. The network includes a number of network elements and a number of links. Each of the...
US-6,751,743 Method and apparatus for selecting a first clock and second clock for first and second devices respectively...
A method and apparatus for synchronizing clocks is provided that is flexible and compensates for process, voltage, and temperature (PVT) variations and other...
US-6,751,662 Policy engine which supports application specific plug-ins for enforcing policies in a feedback-based, adaptive...
A feedback-based adaptive network is described wherein at least a portion of the network elements report operating information relating to network conditions to...
US-6,751,660 Network management systems that receive cross connect and/or other circuit information from network elements
A network management systems (NMS) queries network elements (NEs) and receives information on cross connects set up at the NEs and other circuit information....
US-6,751,259 System and method for transcoding multiple channels of compressed video streams using a self-contained data unit
A system for transcoding multiple channels of compressed video streams using a self contained data unit such as an autonomous frame includes an autonomous frame...
US-6,751,236 Configurable channel associated signaling ("CAS") line signaling using plain text strings
An apparatus for configuring CAS line signaling using plain text strings includes at least one configurable CAS plain text line signal template having...
US-6,751,233 UTOPIA 2--UTOPIA 3 translator
A system for an interface between a physical layer and a communication network. The system comprises a UTOPIA 3 physical layer receiver (23) operable to receive...
US-6,751,191 Load sharing and redundancy scheme
Methods and apparatus for providing a device for forwarding packets in a network are disclosed. A first router and a second router having a shared set of...
US-6,751,190 Multihop nested tunnel restoration
A network communications tunnel is established by assigning a unique label to each communications link between adjacent nodes in a pre-defined network path. A...
US-6,751,188 Method and apparatus for a graceful controller switchover
A method and apparatus for switching from a primary network controller to a secondary network controller. A switchover request is received. Messages accepted by...
US-6,750,687 Method and apparatus for phase aligning two clock signals utilizing a programmable phase adjustment circuit
An apparatus, method, communications device and computer readable medium for phase aligning two clocks and providing a graceful switch between active and standby...
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