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 for reducing multi-cell interferences in wireless communications
A method is provided for reducing multi-cell interference. The method comprises dividing a cell into a plurality of segments, partitioning a frequency spectrum...
Cross stack rapid transition protocol
A cross stack rapid transition protocol is provided for permitting multiple network devices organized as a stack to rapidly transition their ports in response to...
Data structure identifying for multiple addresses the reverse path
forwarding information for a common...
Disclosed are, inter alia, methods, apparatus, data structures, computer-readable media, mechanisms, and means for maintaining and using a data structure...
System and method for detecting unidirectional links
A method of testing a primary device for two-way communication between the primary device and one or more other devices in communication therewith in a network...
Method and apparatus for true priority based connection establishment
within a PNNI ATM network
A method is described that involves updating an understanding of an ATM PNNI network after the reception of PTSE information. The PTSE information has SIG...
Initial timing estimation in a wireless network receiver
A method that includes wirelessly receiving a signal, and detecting a start of packet (SOP) for a packet that conforms to a wireless networking standard. The...
Method and system for presence detection of wireless antennae
An antenna, a wireless communication system, and a method for enabling presence detection of antennae are provided. The antenna includes a memory device that...
System and method for debugging an application
A method and apparatus is provided for debugging an application in case of an exception. A cyclic buffer is allocated to the application. Log messages are stored...
Methods and apparatus for provisioning uninterruptible power for power
over Ethernet applications
A controller in PSE (Power Sourcing Equipment) controls how to provision uninterruptible power through corresponding ports (and cables) of the PSE to network...
Method and system for n dimension arbitration algorithm--scalable to any
number of end points
A method, a system and a computer programmable product have been provided for arbitrating bus cycles among a plurality of device nodes. Requests for bus grant...
Lightweight messaging with and without hardware guarantees
A lightweight messaging method and apparatus that includes creating a temporary receive data area, and if a receive operation is seen first, then creating an...
Identification of a longest matching prefix based on a search of intervals
corresponding to the prefixes
A longest matching prefix is identified based on a search of ranges corresponding to the prefixes. These prefixes may correspond to any values, such as, but not...
Method and system for inter-subnet pre-authentication
A method and system for performing pre-authentication across inter-subnets. A pre-authentication request is received by a first access point associated with a...
Methods for efficient bandwidth scaling of compressed video data
The present invention relates to systems and methods for efficient bit rate alteration of a bitstream to match an available channel capacity. The efficient bit...
System and method for performing admission control functions in a data
A resource manager 20 receives and compiles data from a plurality of base transceiver station 14 to enable an admission control decision before beginning a...
System and method for implementing quality of service in a backhaul
A method for communicating data is provided that includes receiving a plurality of bits associated with a communications flow and determining whether one or more...
Arrangement for controlling congestion for multiple host groups sharing a
single signaling point code in an...
AVoice over IP network, having multiple application server processes (ASPs) and at least one signaling gateway, communicates with switched circuit network nodes...
Interworking of IP voice with ATM voice using server-based control
A method for converting packet-based voice data of a first format directly to packet-based voice data of a second format, and vice versa. Data from networks...
Sharing line bandwidth among virtual circuits in an ATM device
Support for over-subscription while maintaining priorities (e.g., CBR, VBR RT, VBR nRT, UBR, in that order from high to low) and ensuring that each virtual...
Methods and apparatus for managing a flow of packets using change and
Techniques are provided for controlling a flow of packets in a data communications device. A first technique involves transferring packets of a particular packet...
Method and apparatus for configuring network elements to support real time
applications based on meta-templates
Techniques for configuring a network to support real-time applications include maintaining multiple templates and a meta-template. Maintaining each template...
Method for restoring a virtual path in an optical network using 1:N
A method for restoring a virtual path, provisioned between a source and a target node, in a zoned mesh optical network is described. The method, in one...
Loop prevention techniques using encapsulation manipulation of IP/MPLS
A fast reroute (FRR) technique is implemented at the edge of a computer network. In accordance with the technique, if an edge device detects a node or link...
System and method for performing distributed video conferencing
A method for executing a video conference is provided that includes receiving one or more audio streams associated with a video conference from one or more end...
System and method for performing time difference of arrival location
without requiring a common time base or...
A method for performing Time Difference Of Arrival (TDOA) that eliminates the need for a common time base or clock calibration and a system for implementing the...
Method and system for real-time bit error ratio determination
A method and system for real-time bit error ratio determination is disclosed. According to one embodiment, a method is provided in which an operational link...
Remotely powerable device with powerability circuitry for indicating
presence to power apparatus
A powerability condition of a computer network, such as the existence of a remotely powerable device attached to a connecting medium of the computer network, is...
Methods and apparatus for dynamic session key generation and rekeying in
Methods and apparatus for providing a centralized source of session keys to be shared by a Home Agent and a Mobile Node are disclosed. In accordance with one...
Network flow switching and flow data export
The invention provides a method and system for switching in networks responsive to message flow patterns. A message "flow" is defined to comprise a set of...
CIFS for scalable NAS architecture
A scalable NAS file system and protocols for implementing CIFS thereon are disclosed. In certain embodiments, the protocols implement the CIFS protocol on a...
Method and apparatus for initiating call analysis using an internet
Call analysis is initiated from an IP phone. In one embodiment, the phone accesses configuration information that is associated with the phone. The configuration...
Method and apparatus for current sharing ethernet power across four
Methods and apparatus for delivering power down all conductors of an Ethernet connection are disclosed. Embodiments include control circuitry coupled to both...
Recording and using transcoding information
A system for providing telecommunication service between users, includes a first network, a second network, a gateway. The first network is capable of...
Switch port analyzers
Methods and devices are provided for non-disruptive monitoring of network traffic through one or more ports of a Fibre Channel network device. Preferred...
MAC address extension to maintain router information in source routed
The invention solves the problem of maintaining Route information Field (RIF) information in a router for populating the RIF field of packets routed by the...
Method and system for classification of packets based on meta-rules
A method and apparatus for classification of packets is provided. The method includes classifying the packets based on the structured part of at least one packet...
Methods and apparatus for credit-based flow control
Methods and apparatus are provided for credit-based flow control. Techniques allow a receiver to provide buffer characteristic information to a sender using a...
Preventing network reset denial of service attacks using embedded
Approaches for preventing TCP RST attacks intended to cause denial of service in packet-switched networks are disclosed. In one approach, upon receiving a TCP...
Method for stateful firewall inspection of ICE messages
An endpoint uses Interactive Connectivity Establishment (ICE) to enable multimedia communications to traverse Network Address Translators (NATs). A security...
Automatic testing of microprocessor bus integrity
Integrated circuit bus integrity may be verified without specialized test equipment. In a diagnostic mode, the integrated circuit may output a series of...
Methods and apparatus to maintain and utilize mobile power profile
A controller in PSE (Power Sourcing Equipment) controls how to provision uninterruptible power through corresponding data ports (and cables) of the PSE to...
Method and system for resolving domain name system queries in a
multiprotocol communications network
A method and system for resolving domain name system (DNS) queries in a multiprotocol communications network is disclosed. The disclosed method includes in one...
Arrangement in a multi-homed transport endpoint for selecting a source
address based on source-destination...
A multi-homed endpoint, having multiple interfaces with respective source addresses, selects a source address for transport of a message according to a...
Providing different network access levels in a network communication
A system and method for providing multiple access levels to users of a wireless network system. The network system includes a plurality of wireless access points...
Approaches for capturing illegal and undesired behavior in network
components and component interactions
Approaches are described for capturing illegal and undesired behavior for network components and for interactions between components. One approach comprise...
Preventing deadlock in a policy-based computer system
Methods and mechanisms for preventing deadlock in a policy-based computer system are disclosed. In one embodiment, the method includes various ...
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...
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...