At Patents you can conduct a Patent Search, File a Patent Application, find a Patent Attorney, or search available technology through our Patent Exchange. Patents are available using simple keyword or date criteria. If you are looking to hire a patent attorney, you've come to the right place. Protect your idea and hire a patent lawyer.
Method and apparatus for backhaul of telecommunications signaling protocols
over packet-switching networks
A generic backhaul protocol is provided for passing telecommunication signaling messages according to multiple signaling protocols between a gateway and a media...
Directory services caching for network peer to peer service locator
A new directory service is established for a peer router receiving a data packet from an end station on a local area network connected to a port of the peer...
Regulating packet traffic in an integrated services network
Methods and mechanisms for regulating network packet traffic in an integrated services network, by selectively dropping packets of particular traffic, are...
System and method for communicating packetized data over a channel bank
An apparatus for communicating packetized data over a communications link using a channel bank having a time division multiplexing addressing scheme, the...
Congestion management system and method
A method of monitoring congestion within a data path having a queuing node located therein and a plurality of downstream nodes positioned downstream of the...
Method and apparatus for dual image video teleconferencing
Systems and methods for providing digital video teleconferencing over a network that allows a user to view the event in a manner more closely approximating live...
Fault tolerant communications using a universal serial bus
A system and method of operation for connecting at least one USB function to at least two USB hosts is presented. The system of provides a USB tree between each...
Network mixed topology data switching with interconnect to provide storing
and retrieving of data using a...
Methods and apparatus for providing a network data switch and buffer system are disclosed. In a switch having a memory associated therewith, the memory including...
Techniques for the hardware implementation of random early detection
Techniques for managing queues of packets are provided. Once the average queue size crosses a minimum threshold, packets are dropped according to a probability....
Copy server for collaboration and electronic commerce
Systems and methods for collaborating over the Internet (or an intranet) in which two or more parties, such as a user and an agent, can share dynamic content...
Protocol-independent support of remote DMA
A remote DMA (RDMA) shim protocol laid atop an existing network data transfer protocol but logically underneath higher level disk and file access protocols...
Call management implemented using call routing engine
A call management technique implemented using a call routing engine is disclosed. The technique of the present invention may be used to advantage to implement...
Apparatus system and method for enabling multi-frequency communication over
a telephone network having a...
An apparatus, system, and method for enabling multi-frequency communication over a telephone network having a billing/tax tone are disclosed. The apparatus...
Method and system for protection switching in a telecommunications network
A method for protection switching in a telecommunications network is provided that includes receiving a plurality of primary and secondary sub-streams. Each...
Automatic SDLC role configuration on router interfaces
A technique automatically configures the role of a router interface coupled to a synchronous data link control (SDLC) device, such as a physical unit (PU)...
Distributed ring protocol and database
A Distributed Ring Protocol (DRiP) arrangement includes a database and protocol for maintaining and distributing information within a distributed token ring (TR)...
Method and apparatus for scheduling packets being sent from a component of
a packet switching system
Methods and apparatus are disclosed for determining the order to send information arriving at the inputs of a packet switching system. A line card maintains its...
Method and apparatus for providing continuous voice and call communications
between a data network and a...
A method and apparatus are provided for providing continuous voice and call communications between a data network and a telephony network. In one configuration,...
Maintaining data collaboration conferences
A method and system for maintaining a data collaboration conference. In one embodiment, a method includes but is not limited to monitoring for a presence of a...
Arrangement for common-format notification delivery messages based on
notification device type in an IP-based...
A notification architecture utilizes multiple processes configured for managing notification operations based on reception of SMTP-based messages within IMAP...
Link list operable to increase memory bandwidth in a transmission system
A transmission system operable to store a plurality of transmission cells is disclosed. The transmission system comprises a first memory coupled to a plurality...
Fax broadcast from a single copy of data
A fax broadcasting system for use in a packet switching network environment for transferring fascimile information in the form of multiple packets which are...
Multi drop stack bus detector method and apparatus
A device and procedure for associating an identifier with each of a plurality of slave units in a master slave system is provided. In one aspect, a master...
ISDN B-channel count limitation
A data communications network with at least one PoP maintains a local cache database associated with each AAA service at the PoP on the data communications...
Methods and apparatus for modifying a database
The invention is directed to techniques for modifying a database. A database manager receives operation entries to be applied to a database. The database manager...
Port aggregation load balancing
Provided are methods, apparatuses and systems for balancing the load of data transmissions through a port aggregation. The methods and apparatuses of the present...
Method and apparatus providing multi-service connections within a data
A method and apparatus provide a data communication device that can process a number of streams of data according to a plurality of services. A host device such...
Field availability monitoring
An networking system is disclosed in accordance with an embodiment of the present invention to include a field availability monitoring system (FAMS) for...
Channel communication system
Methods and apparatus for enabling communication between a source network device and one or more destination network devices are disclosed. The source network...
Query translation system for retrieving business vocabulary terms
Techniques for translating queries for related concepts in a database of concepts and relationships among concepts include translating the query for related...
System for discovering and maintaining geographic location information in a
computer network to enable...
A system automatically discovers and maintains geographic location information for entities and devices making up a computer network. The system preferably...
Method and apparatus for adaptive transmission beam forming in a wireless
A method for forming an adaptive phased array transmission beam pattern at a base station without any knowledge of array geometry or mobile feedback is...
Modular transceiver and accessory system for use in an optical network
A modularized network component system that includes a transceiver module and a separate accessory module, and enables the transmissions range of the transceiver...
Call hold manager system and method
A communications system having a module operable to a establish a communication channel coupling a terminal unit and a device, in response to a request from the...
Call routing control using call routing scripts
A technique for use in controlling the routing of a call in a communications system is provided. In one embodiment of the technique, a call routing script is...
Method and apparatus for reducing oscillator pull in a CMOS wireless
transceiver integrated circuit
A monolithic transceiver integrated circuit that includes a substrate, a transmitter subsystem of one or more subcircuits on the substrate, and a receiver...
System and method for detecting subscriber loops
A network device coupled to subscribers using a first communication network determines whether to forward communications from a particular subscriber to other...
Dynamically adjusting multiprotocol label switching (MPLS) traffic
engineering tunnel bandwidth
A method and apparatus for an improved Multiprotocol Label Switching (MPLS) system for traffic engineering is described. The improved MPLS system determines the...
Group and virtual locking mechanism for inter processor synchronization
A group and virtual locking mechanism (GVLM) addresses two classes of synchronization present in a system having resources that are shared by a plurality of...
Protocol to coordinate network end points to measure network latency
The invention provides a control mechanism that enables a destination router to authenticate response time requests issued by a source router before providing...
System for increasing RF power as a constant over a temperature range and
employing reduced transmitter current...
A system and method for transmitting data communications through air using a radio. The invention allows the user to select from a number of predetermined output...
Method and apparatus for transparent optical communication with two-fiber
bidirectional ring with...
A closed-ring transparent optical communication network that provides for protection of the principal communication channel of each supported wavelength and...
Method and system for real-time monitoring of voice mail during active call
A method and system for real-time monitoring voice mail during an active call includes generating a duplicate of a calling party voice stream being recorded by...
Compatible version module loading
A system and method for loading software identifies versions of software modules to be loaded. The version identification allows a loader to request, access and...
Method and system for asymmetrically maintaining system operability
A system is provided for asymmetrically maintaining system operability that includes a first processing element and a second processing element coupled to the...
Cascading associative memory arrangement
A system for efficiently organizing data or information into an associative memory device, such as a ternary content addressable memory (TCAM), for subsequent...
Fiber management bracket
A relatively U-shaped cable management bracket comprises a body and at least one latch bar. An edge of the bracket is further shaped to form two U-shaped...
xDSL repeater system and method
A system for repeating an xDSL signal (14) is disclosed. The system comprises a receiver (16) operable to receive the xDSL signal (14), a first analog front end...
Signaling protocol for controlling voice calls in a packet switching
Communicating voice over a packet-switching network is implemented on a telecommunications network that includes the packet-switching network, two coding units...
Logical operation unit for packet processing
An apparatus and method for performing logical operations on information in the communications protocol stack, such as the transport layer (L4) port numbers,...