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 applying quality of service to multicast streams
transmitted in a cable network
A method and apparatus for providing quality of service parameters for transmissions of multicast streams on a cable network is provided. A cable network headend...
Method and apparatus for controlling input rates within a packet switching
Methods and apparatuses are disclosed for controlling the rate at which packets are sent from a first to a second component of a packet switching system. In one...
Multiple antenna cluster
Data scanning network security technique
A system and method are disclosed for providing enhanced computer network security by scanning data, specifically electronic mail messages, sent to the network...
Method and apparatus for managing network resources for externally
A method is disclosed for managing network resources in multiple administrative domains. According to the method, a user is authenticated in a first...
Direct data routing system
A system of data transfer between a first processing device and a second processing device which speeds data transfer by eliminating intermediate storage steps....
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...
Removable optical interface modules
An optical line interface assembly for insertion in a slot of a communications equipment rack includes a board having serial interfaces formed to couple to...
System and method of high-speed transmission and appropriate transmission
At a receiver a 20 Gbit/s soliton bit stream (20) is demultiplexed into two 10 Gbit/s bit streams (22a, 22b) using a 2-way splitter (6), a clock extraction...
OFDM channel estimation in the presence of interference
Systems and methods for estimating channel response in the presence of interference. Interference and/or noise present on received training symbols is estimated....
Method and apparatus for using barrier phases to synchronize processes and
components in a packet switching system
Methods and apparatus are disclosed for using barrier phases to synchronize processes and components in a packet switching system, including, for example, but...
Local area network and message packet for a telecommunications device
A telecommunications device includes a sender coupled to a local area network. The sender generates a message packet including an arbitration code and a data...
Method and apparatus for providing forwarding on ring-no-answer for remote
telephone extensions using voice...
A method is described that comprises receiving a ringing voltage or tip-ground signal at a first telephone interface. Then, indicating to a control system at an...
Testing self-repairing memory of a device
Testing one or more memories of a device includes receiving one or more first repair records from one or more built-in self-testers of a device having one or...
Data replication for redundant network components
A method for replicating data for redundant network components is disclosed. An entry of a replication table of a shared memory database is assigned to a stable...
Communicating data using facsimile protocols
A communications apparatus establishes a link with a remote location, negotiates a facsimile communications session with the remote location, encapsulates...
Method and apparatus for removing redundancies from a list of data
A method is disclosed for removing redundancies from a list of data structures. A list of data structures is sorted by first attribute into sub-lists having a...
Business vocabulary data storage using multiple inter-related hierarchies
Techniques for responding to a request for data from a server operated by an entity or enterprise on a network include generating and storing a first concept in...
Methods and apparatus for referencing and processing audio information
Mechanisms and techniques are provided which allow a server computer system, such as a web server, to generate information, such as a web page, which includes an...
Hardware-based encryption/decryption employing dual ported key storage
A system for the encryption and decryption of data employing dual ported RAM for key storage to accelerate data processing operations. The on-chip key storage...
Method and apparatus for managing incoming and outgoing calls at an
endpoint placed on hold
A method and apparatus for managing incoming and outgoing calls at an endpoint placed on hold are disclosed. A first call that includes an outbound media stream...
Preamble aided synchronization
The repetitive structure of a preamble signal is exploited to enhance timing synchronization performance and frame start detection performance under adverse...
Dynamically building encapsulation and decapsulation chains at run time
A method for dynamically building a packet processing chain includes providing a plurality of packet processing elements. For each element of a first subset of...
Mechanisms for avoiding problems associated with network address protocol
Disclosed are methods and apparatus for avoiding problems caused by converting between two different protocols, such as IPv4 and IPv6. These problems may...
System and method of operation for managing data communication between
physical layer devices and ATM layer devices
A system for managing data communication between physical layer devices and ATM layer devices in a cell based ATM network is disclosed. A plurality of low speed...
Method and system for graceful slowlink deletion and subsequent fast link
addition in an IMA group
A method and system for graceful slowlink deletion and subsequent fast link addition in an inverse multiplexing over asynchronous transfer mode (IMA) group are...
System and method for a virtual telephony intermediary
A virtual telephony intermediary is provided that includes a first logical port associated with a first telephony device and a second logical port associated...
Virtual voice port configured to connect a switched voice call to a
permanent voice call
A method for routing integrated traffic from a remote site to a voice over packet system is disclosed. The method comprises receiving control signals at a...
Voice frame network gatekeeper-to-intelligent peripheral interface method
Telecommunications apparatus between a voice frame network gatekeeper and intelligent peripheral such as an interactive voice response unit (IVR) is described....
System and method of a wireless network operation and maintenance
A wireless office communication system including a multi-protocol wireless internet base station (WIBS) encompassing a base station controller, a mobile switch...
Optimization of bearer traffic in radio networks
A selection and distribution unit (SDU) in a wireless radio access network is configured to receive signal quality information about a plurality of data streams,...
Common control channel dynamic frequency assignment method and protocol
A method and protocol for dynamic downstream and upstream frequency assignment in a localized microwave distribution system. Downstream frequencies can be...
System and method for supporting conferencing capabilities over
An IP telephone which supports a voice conference call with a plurality of other IP telephones over a packet-switched network is disclosed. The IP telephone...
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...
Shared variable gain amplifier for WDM channel equalization
An amplification architecture for WDM receiver systems. The WDM channel grid is divided into groups of adjacent channels. A separate optical amplifier is...
Galois field multiply accumulator
An OC-192 front-end application-specific integrated circuit (ASIC) de-interleaves an OC-192 signal to create four OC-48 signals, and decodes error-correction...
Dynamic configuration synchronization in support of a "hot" standby
A system and method for supporting a "hitless" switchover from an Active to a Standby processor utilizes several points of configuration synchronization. The...
Methods and apparatus for establishing collaboration using browser state
Mechanisms and techniques provide the system that allows a server computer system to capture the complete state of the browser process performing on a client...
Devices, softwares and methods for handing off live calls between legs of
CSV and VOX modalities
Devices, softwares methods hand off a live call from an original leg of a first modality (such as Circuit Switched Voice) to an alternate leg of another modality...
Frequency synthesizer and synthesis method for generating a multiband
local oscillator signal
A phase locked loop (PLL) frequency synthesizer to produce a local oscillator signal for a superheterodyne transmitter for operation at a first and a second RF...
Apparatus and method for allocating call resources during a conference
A method and apparatus for allocating call resources during a conference call are disclosed. A conference call between a plurality of clients is conducted on a...
Method and system for distribution of clock and frame synchronization
The present invention discloses a method and system for synchronizing processing modules. More specifically the present invention utilizes a master clock signal...
Codec selection to improve media communication
A communication system includes an endpoint that performs codec selection based on at least one network parameter. In a particular embodiment, a communication...
Method and apparatus for using ternary and binary content-addressable
memory stages to classify packets
Methods and apparatus are disclosed herein for classifying packets using ternary and binary content-addressable memory stages to classify packets. One such...
Method for path selection in a network
A method for finding a path in a network is disclosed. The network includes a plurality of nodes and a plurality of links and each one of the plurality of nodes...
Method for extending the crankback procedure to any Asynchronous Transfer
Method for extending the crankback procedure in an Asynchronous Transfer Mode (ATM) system composed of at least a first data network (10) comprising a plurality...
Method and apparatus for performing the rebooting of a network node with
minimal loss of network traffic
A method of managing a network switch having a processor card, including a memory and a processing unit in the processor card is described. The method includes...
Method and apparatus for software technical support and training
Support and training are provided for a user in operating a software application. A list of task indications are coupled to a GUI window. A graphical overlay is...
Multi-interface symmetric multiprocessor
A symmetric multiprocessor system includes a first processor and a second processor for executing a multi-threaded process on packets, a first inbound interface...
System and method for configuring and deploying input/output cards in a
A method for communicating data is provided that includes storing one or more physical connectors associated with an input/output card and configuring the...