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.
Electrically looped back, fault emulating transceiver module
A transceiver module having transmit data lines looped back to receive data lines that emulates faults without requiring optical subassemblies inside the module...
Adaptive breakpoint for hybrid variable length coding
A method, a carrier medium, and an apparatus to process a plurality of ordered series of quantized coefficients of a block of an image to reduce the amount of...
Two-dimensional variable length coding of runs of zero and non-zero
transform coefficients for image compression
A method, apparatus, and carrier medium to encode a series of quantized transform coefficients. The method includes identifying events that each includes a run...
Method and system of pausing an IVR session
Disclosed is a method for providing communication with an interactive voice response system that includes establishing a communication session between a caller...
Method to enhance routing control in PNNI networks
An embodiment of the invention provides a method for specifying preferred routes for SPVCs across multi-peer group PNNI networks and AINI links. A preferred...
Method and system of control signaling for a wireless access network
A method and system of control signaling for a wireless access network includes receiving from a wireless access network a signaling message for a mobile device....
Methods and apparatus for supporting proxy mobile IP registration in a
wireless local area network
Methods and apparatus for enabling mobility of a node that does not support Mobile IP are disclosed. Access point information is maintained for all functioning...
Methods and apparatus based on message transmission times
A data communication device (e.g., a router) originates a network configuration message in response to a network topology change or so as to refresh a...
Intelligent flow control management to extend fibre channel link full
Supplemental flow control mechanisms are provided to facilitate efficient data exchange between Fibre Channel ports over extended distances. In one ...
Method and apparatus distributing power to a load in a powered device
A powered device, such as an IP telephone, includes power converter electronics that allows the powered device to couple to multiple power sources and receive a...
Fast and reliable data carrier detection by a cable modem in a cable
Apparatus, methods, and computer program products for detecting or locating a viable data carrier in a downstream channel by a cable modem. Potential channels...
Synchronization technique for high speed memory subsystem
A technique synchronizes data retrieved from memory devices at a memory controller of a high-speed memory subsystem. Each memory device is organized into a...
Method and system for providing authorization, authentication, and
accounting for a virtual private network
A method and system for providing authentication in a virtual private network having a private AAA server is disclosed. The method generally includes receiving a...
Automatic re-provisioning of network elements to adapt to failures
A method of automatically re-provisioning a network element in adaptation to a failure comprises the computer-implemented steps of identifying a network element...
Handheld communications device with automatic alert mode selection
Apparatus for automatically alerting a user of a handheld communications device of an incoming transmission includes a plurality of sensors each of which...
Method and apparatus for inter-cell handover in wireless networks using
A communication system formed by a private wireless network that can be used with public wireless networks using a public wireless protocol, such as GSM, and...
Add/drop multiplexer for OTN/DWDM rings utilizing a pair of muxponders
Techniques for providing ADM functionality to an optical (OTN/DWDM) ring are provided. A pair of muxponder components are utilized to form a transparent ADM. In...
Method and apparatus for detecting a DS3 frame format
Methods and apparatus for identifying a frame format associated with a DS3 data signal are disclosed. According to one aspect of the present invention, a method...
Clock-based replay protection
Nodes in a network include a pseudo-timestamp in messages or packets, derived from local pseudo-time clocks. When a packet is received, a first time is...
Method and system for evaluting number of additional admissible calls for
use in call admission control
A method for evaluating number of additional admissible calls for use in call admission control includes tracking a percentage of channel busy time and...
Method and apparatus for capturing and filtering datagrams for network
A method and system for security monitoring in a computer network has a packet sink with filtering and data analysis capabilities. The packet sink is a default...
Fast software fault detection and notification to a backup unit
A method and system for quickly informing a backup unit that a primary unit has failed. Normally an exception handler is activated when a software failure occurs...
A bus arbiter that ensures high priority transfers complete and allows high-priority data transfers with specific latency requirements, such as 802.11...
Method and apparatus for flooding link state packets to achieve faster
Disclosed are methods and apparatus for flooding link state packets or packet data units (LSP's) from a first node to one other LSP receiving node, where the...
Remote computer system management through an FTP internet connection
A method for remote computer systems management through an FTP Internet connection. A user operating on a remote client issues requests to the host server. These...
Method and system for automatically collecting information relating to
calls to one or more associated endpoint...
A method and system for automatically collecting information relating to calls. A method is described for collecting call information that establishes one or...
Online standardized contract configuration for service level agreement
A service monitoring mechanism for providing on-line standardized contract configurations for monitoring Service Level Agreements (SLAs) and Service Level...
Handing off a node from a first access point to a second access point
Handing off a node from a first access point to a second access point includes facilitating communication between a node and a network using a first access...
Cognitive spectrum analysis and information display techniques
A device and method are provided for monitoring and analyzing received over-the-air energy. According to one aspect, a device and method are provided for...
Connecting an endpoint to a conference call
Connecting an endpoint to a conference call includes associating a caller identifier with a conference call identifier, where the caller identifier corresponds...
Managing packet voice networks using a virtual entity approach
A method for managing packet voice networks conforming to ITU Recommendation H.323, using a virtual entity approach and abstract information model approach, is...
Routing protocol with packet network attributes for improved route
A node for routing of calls in a network has an interface coupled to the network and at least one processor operable to route a packet-based call to a telephony...
Transmit system employing an antenna and balanced amplifier architecture
which provides power amplifier load...
A transmit system is disclosed herein that includes two receive inputs for receiving input power distributed between two weakly correlated signals. The transmit...
Method and apparatus for establishing adjacency for a restarting router
A method and apparatus are disclosed for establishing adjacencies on a network, the method comprising, at a first node of the network, sending hello packets on...
Ant-based method for discovering a network path that satisfies a quality
of service equipment
An ant-based method for discovering a network path that satisfies a quality of service (QoS) requirement is disclosed. A "forward QoS ant," which indicates a...
Programmable processor apparatus integrating dedicated search registers
and dedicated state machine registers...
A rule processor and method for using the same are disclosed. In one embodiment, the rule processor comprises a general purpose register file, an instruction...
Method and apparatus for arbitrarily initializing a portion of memory
Techniques for initializing an arbitrary portion of memory with an arbitrary pattern includes using a memory controller for performing sequenced read and write...
Prioritization and preemption of data frames over a switching fabric
Network switching and/or routing devices can use multiple priority data streams and queues to support prioritized serial transmission of data from line cards (or...
On-line conference recording system
The system, method, and article of manufacture of the present invention allow for recording an on-line meeting (also referred to as an "on-line conference") and...
Method, device, and database for providing communication addresses for
The present invention includes a method, device, and database for providing communication addresses for communication devices. In one form, a method for...
System and method for caller confirmation of call center agent notes
A system includes a computer workstation associated with an agent of a call center and a subsystem that includes automatic call distributor (ACD) functions for...
Data driven configuration of call management applications
A call manager uses a call management application in conjunction with a live dial database to control routing of calls for managed devices. To generate the live...
Multiple receiver aggregation
A technique for multiple receiver aggregation that allows for multiple immediate responses of acknowledgements or block acknowledgements. The technique uses a...
Method and apparatus for network-based telephone communication without a
separate call manager unit
A system (10) includes a network (12) of the type used to interconnect computers, and includes a plurality of telephone units (21-26) which are coupled to the...
Re-routing connections using redundant path connections and loopbacks
A method and apparatus are described for re-routing user connections between first and second nodes in a network switch. A loop-back path provides connectivity...
Dynamic installation and activation of software packages in a distributed
A method for dynamic installation and activation of software packages in a distributed networking device. A master node provides a software package database that...
Distributed document sharing
A distributed collaborative computer system that supports document sharing is provided that comprises a plurality of server computers interconnected via a...
Methods and apparatus for providing security in a caching device
The invention is directed to techniques, in a caching device, for providing content, comprising the steps of obtaining content from an origin server, observing...
Method and apparatus for synchronizing use of buffer descriptor entries
for shared data packets in memory
Techniques for synchronizing use of buffer descriptors for data, such as packets transmitted over a network, include receiving private index data that indicates...
Universal SFP support
Techniques for supporting optical and electrical protocols, such as on the ports of a line card in a network device, are provided. A port on a line card supports...