| Patent Number |
Title Of Patent |
Date Issued |
| 7283752 |
Method and apparatus for PMD/PDL/PDG mitigation |
October 16, 2007 |
| An optical communication method and apparatus are provided, the apparatus including polarization controllers, and drive circuitry for driving the polarization controllers at a plurality of frequencies such that the penalties from PMD, PDL and PDG are mitigated. |
| 7283745 |
Methods and apparatus for constructing switch arrays for routing of optical signals so as to min |
October 16, 2007 |
| Techniques and systems for design of optical switch arrays so as to minimize power requirements are described. A design system includes a computer system hosting a design program. The design program receives parameters for the switch array, including a number N of outputs required, a |
| 7283744 |
Performance monitoring based on optical autocorrelation |
October 16, 2007 |
| An optical performance monitor (OPM) adapted to (i) sample an autocorrelation function corresponding to an optical signal transmitted in an optical network and (ii) based on the sampling, characterize two or more impairments concurrently present in the optical signal. In one embodime |
| 7283709 |
Integrated microelectromechanical wavelength selective switch and method of making same |
October 16, 2007 |
| A fully integrated microelectromechanical (MEMS) lxK wavelength selective switch (WSS) includes an array of N solid-immersion micromirrors (SIMs) and a K+1 dispersion waveguide arrays that are integrally fabricated together. In one embodiment, the WSS is fabricated in Silicon. In another |
| 7283558 |
Distributed weighted fair arbitration and forwarding |
October 16, 2007 |
| Multi-stage arbitration at a switching fabric. The switching fabric includes a traffic profiler that generates a request for a cell with a specified traffic class. The switching fabric includes a first stage arbitration between traffic classes of cells enqueued at the switching fabri |
| 7283552 |
Method of scheduling bursts of data for transmission in a communication network |
October 16, 2007 |
| A method for scheduling data bursts from origin to destination nodes of a communication system involves selecting a yet-unscheduled, feasible node pair for scheduling of a burst therebetween; selecting a timeslot from a finite timeslot sequence; scheduling the burst for the selected time |
| 7283550 |
Voice and data call admission policies for a wireless communication system |
October 16, 2007 |
| A method of applying one of several resource distribution algorithms to an incoming call to a communication system. The applied resource distribution algorithm is based on resource parameters obtained from a main scheduler of the communication system. Some of the resource parameters |
| 7283545 |
Structured termination identification for ephemeral terminations |
October 16, 2007 |
| A method for identifying ephemeral terminations in a packet-based network includes identifying the Radio Network Controller with an RNC indicator in a first level, identifying the one or more ICCs with an ICC indicator in a second level, identifying the one or more PMCs with a PMC indica |
| 7283531 |
Enhanced recovery action in service specific connection orientation protocol |
October 16, 2007 |
| A method of carrying out a recovery action upon peers becoming out of synchronization with one another is provided in a telecommunications signaling network comprising a sending peer (30) that sends sequenced data messages to an associated receiving peer (40). The method includes: se |
| 7283502 |
Enhancement of framing protocol frame format to support quality of service |
October 16, 2007 |
| In a UMTS (universal mobile telecommunications system) Terrestrial Radio Access Network (UTRAN) based wireless system, a wireless network element (e.g., a base station) exchanges information with another wireless network element (e.g., a radio network controller) via data frames (upl |
| 7283489 |
Multimedia half-duplex sessions with individual floor controls |
October 16, 2007 |
| A method of managing a multimedia call session conducted over a communications network (10) is includes: receiving a request to set-up the multimedia session over the communications network (10), including a plurality of media types; and, establishing a separate single media session |
| 7283365 |
Jet impingement cooling apparatus and method |
October 16, 2007 |
| A nozzle useful for enhancing localized cooling of electronic elements and the like is provided. The nozzle is mountable on a substantially planar face of a substrate. It is conformed to intercept a fluid flowing across said face and redirect it toward the substrate. The nozzle comprises |
| 7280882 |
Systems and methods for forecasting demand for a subcomponent |
October 9, 2007 |
| Techniques for determining how to translate forecast sales data of at least one configuration of assembled product into a forecast schedule of subcomponents composing the assembled product is described. To this end, forecast sales data of at least one configuration of assembled product i |
| 7280765 |
Low total excursion dispersion maps |
October 9, 2007 |
| A process optically transports digital data over an all-optical long-haul communication path. The process includes transporting digital optical data signals at a selected bit rate and a selected wavelength over a sequence of transmission spans. The sequence includes 70 percent or more |
| 7280581 |
Method of adaptive Walsh code allocation |
October 9, 2007 |
| A method of adaptive Walsh code allocation in a wireless communication system. The method includes the step of each voice user transmitting quality condition signal, such as a pilot signal strength measurement to a corresponding base station. Upon receiving each quality condition sig |
| 7280534 |
Managed IP routing services for L2 overlay IP virtual private network (VPN) services |
October 9, 2007 |
| A method and apparatus for providing IP-VPN services for customers and service providers utilizing layer-2 point-to-point connectivity. The method and apparatus include exchanging unique loop-back addresses of customer edges (CE) between the CEs via a respective data virtual circuit |
| 7280526 |
Fast and scalable approximation methods for finding minimum cost flows with shared recovery stra |
October 9, 2007 |
| Broadly, techniques for solving network routing within a predetermined error are disclosed. These techniques may be applied to networks supporting dedicated reserve capacity, where reserved capacity on links in the network is dedicated for a particular commodity (generally, a source |
| 7280516 |
Core network allocation for GSM/UMTS |
October 9, 2007 |
| A packet switched network architecture comprising a location area connected by a radio access network to at least two core networks having different functionality, wherein the radio access network switches packet transmissions from each terminal in the location area to one of the at |
| 7280513 |
Method of transmission of a data frame from a first station to a second station, and a CDMA tele |
October 9, 2007 |
| A method is provided of transmission of a data frame from a first station to a second station, in a code division multiple access (CDMA) telecommunications network. The network operates according to a hierarchical series of protocol processes including a physical layer process under |
| 7280512 |
Method of allocating a channelisation code to one of a plurality of user terminals, a code divis |
October 9, 2007 |
| A method of allocating a channelisation code to one of a plurality of user terminals for decoding of signals sent according to a code division multiple access scheme is provided. The plurality of user terminals being reserved the code for possible use. The method comprising selecting |
| 7280499 |
Method for improving the reception of a CDMA receiver, and a CDMA receiver with improved recepti |
October 9, 2007 |
| The invention relates in general to systems for digital transmission, for example digital mobile radio systems such as the UMTS (Universal Mobile Telecommunications System) and in particular to the receiving-end estimation of parameters which are required for retrieving the data.An o |
| 7280476 |
Traffic control at a network node |
October 9, 2007 |
| A method for controlling traffic flow at a network node including updating a plurality of credit buckets over multiple time intervals and determining an adjusted credit value for a credit bucket when the credit bucket is accessed to forward a packet, the adjusted credit value being d |
| 7280472 |
Protection switching at a network node |
October 9, 2007 |
| Protection switching between primary and secondary paths in a packet-based network involves table entries that are pre-programmed with a primary path, a secondary path, and a value that identifies the primary path, referred to as a primary path identifier (PPI). When table entries are |
| 7278104 |
Graphical user interface for managing network elements |
October 2, 2007 |
| The present invention provides a user-friendly graphical user interface (GUI) that may be employed to remotely manage a plurality of network elements. One feature of the GUI is a graphical representation of a series of state transition diagrams (STDs). The GUI displays each STD upon |
| 7278048 |
Method, system and computer program product for improving system reliability |
October 2, 2007 |
| A method and system for improving the reliability of a system, such as a software system, is disclosed. "Service measurements" that are routinely measured and monitored in connection with the operation of systems (e.g., QOS (Quality Of Service) measurements) are utilized in the reliabili |
| 7277707 |
Radio telecommunications network, and a method of selecting base station antennas for connection |
October 2, 2007 |
| In the method provided, test transmissions between the mobile user terminal and base station antennas are made, and the received test transmissions processed to determine respective signal path quality for each of the base station antennas. Upon the determined signal path quality exc |
| 7277647 |
System and method of optical transmission |
October 2, 2007 |
| Minimum shift keying (MSK) is used as the coding scheme in a high bit rate optical transmission system, and the signal format is either RZ (return-to-zero) or NRZ (non-return-to-zero). The system can combine multiple individual channels with different wavelengths in a WDM or dense wa |
| 7277645 |
High-bit-rate long-haul fiber optic communication system techniques and arrangements |
October 2, 2007 |
| A 90 degree Alternate-Phase (AP) on-off keying (OOK) transmission format for high bit rate, long-haul optical transmission systems employing a chirped or a chirp-free pulse stream generated by a pulse generator (e.g., Mach Zehnder modulator) driven by mixing two electrical signals--o |
| 7277428 |
Multiple stage cross connect switch |
October 2, 2007 |
| A cross connect switch has a plurality of stages. Each stage has a plurality of packers, a plurality of memory portions and a plurality of multiplexers. Each packer receives input data and provides the input data as a set of contiguous valid data. The multiplexers divide the valid data |
| 7277422 |
Proxy modem for voice over internet protocol based communication system |
October 2, 2007 |
| In a packet data communications system (100) where a customer premises (120) has only a packet-based connection, a proxy modem (200) is provided at the customer premises to connect to devices that send and receive modulated transmissions, e.g., facsimile, modem, and TDD/TTY. The proxy |
| 7277400 |
Method of monitoring state of a telecommunications network comprising a plurality of nodes, and |
October 2, 2007 |
| The state of a telecommunications network comprising a plurality of nodes is monitored. Each node is at a time in one of a number of node states dependent upon a predetermined set of rules and local conditions at that node. The value of a parameter is determined where the value of the |
| 7277173 |
Active optical alignment using MEMS mirrors |
October 2, 2007 |
| An optical package includes one or more MEMS mirrors to provide alignment between internal optical components and the signal port(s) on the package (where one or more ports may include optical fiber attachments). Once the components are placed in the package, an electrical signal is used |
| 7276689 |
Apparatus for trapping uncharged multi-pole particles |
October 2, 2007 |
| Apparatus and method for trapping uncharged multi-pole particles comprises a bound cavity for receiving the particles, and a multiplicity of electrodes coupled to the cavity for producing an electric field in the cavity. In a preferred embodiment, the electrodes are configured to pro |
| 7274791 |
Quantum cryptographic system and method for achieving unambiguous state discrimination measureme |
September 25, 2007 |
| A quantum cryptographic receiver, a method of achieving unambiguous state discrimination measurement of a coherent light state and a quantum cryptographic system incorporating the quantum cryptographic receiver or the method. In one embodiment, the quantum cryptographic receiver incl |
| 7274115 |
Method and apparatus for powering electronic circuits |
September 25, 2007 |
| A method and apparatus for powering an electronic circuit use comparators of supply voltages and voltage regulators to facilitate powering the electronic circuit utilizing more than one supply voltage. In one embodiment, power supplies of step-up power units are controlled using comp |
| 7273399 |
Transceiver adapter |
September 25, 2007 |
| An adapter for interconnecting a Small Form Factor Pluggable (SFP) transceiver into a receptacle configured to receive a Small Form Factor (SFF) transceiver. The innovative adapter provides an interface for connecting an SFP transceiver to an SFF receptacle (e.g. footprint) on a prin |
| 7272556 |
Scalable and embedded codec for speech and audio signals |
September 18, 2007 |
| A system and method for processing of audio and speech signals is disclosed, which provide compatibility over a range of communication devices operating at different sampling frequencies and/or bit rates. The analyzer of the system divides the input signal in different portions, at l |
| 7272398 |
Providing to sender of message an identifier of service provider associated with recipient of th |
September 18, 2007 |
| An apparatus in one example comprises a gateway component that provides an identifier of a service provider to a sender of a message through employment of a user address associated with the recipient of the message. |
| 7272319 |
System and method for secure multiple wavelength communication on optical fibers |
September 18, 2007 |
| A method of optical communication having improved security is described. The data content of an initially provided data signal is apportioned among two or more distinct optical wavelength channels. A transmitted signal spans these two or more channels. A respective portion of the data |
| 7272174 |
Upstream data transmission |
September 18, 2007 |
| A process transmits digital data to an A/D converter via an analog channel. The process includes generating a sequence of output signals by precoding a sequence of input signal points to precompensate for ISI in the analog channel. In the precoding is matched to the ISI, at least one |
| 7271718 |
Protection against loss or theft of identification badges and other items |
September 18, 2007 |
| An exemplary electronic apparatus monitors whether a security badge remains within an area proximate to the electronic apparatus in order to protect against loss or theft of the badge especially when the user is away from the secure environment for which the badge facilitates access. |
| 7269783 |
Method and apparatus for dedicated hardware and software split implementation of rate matching a |
September 11, 2007 |
| In the method of rate-matching, software is used to calculate at least one rate-matching parameter for data, and dedicated hardware is used to perform at least one of a puncturing and repetition process on data based on the calculated rate-matching parameter. In rate de-matching, softwar |
| 7269752 |
Dynamically controlling power consumption within a network node |
September 11, 2007 |
| A method and system for controlling power consumption within a network node is disclosed. The method and system include dynamically controlling the power consumption of network processing engines based on predetermined thresholds. By dynamically controlling the power consumption of n |
| 7269658 |
Method and system for connecting calls through virtual media gateways |
September 11, 2007 |
| A method for connecting a call between virtual media gateways within a media gateway, the media gateway including switching facilities and at least two virtual media gateways, wherein each of the virtual media gateways has a corresponding media gateway controller, the method includin |
| 7269415 |
Playing one or more videos at one or more mobile phones while one or more phone calls associated |
September 11, 2007 |
| One or more video server components of an apparatus that play one or more videos at one or more mobile phones while one or more phone calls associated with the one or more mobile phones are on hold. |
| 7269387 |
Method and apparatus for determining a distance between a base station and a mobile unit |
September 11, 2007 |
| The present invention provides a method and an apparatus for detecting at least one repeater between a base station and a mobile unit. The method includes determining a first estimate of a distance traveled by a signal on a wireless communication link between the base station and the mob |
| 7269356 |
Optical device with tunable coherent receiver |
September 11, 2007 |
| An add-side laser in an optical device, such as an add/drop multiplexer OADM, provides not only a source for an add-side wavelength to be added to an output of the device, but also a reference for a receive-side coherent receiver that is included in the optical device. |
| 7269231 |
System and method for predistorting a signal using current and past signal samples |
September 11, 2007 |
| A signal is predistorted by producing a set of sample values, each of at least a subset of which is dependent on (i) at least one of a plurality of past time spaced input samples and (ii) a current time spaced input sample, and independent of any other time spaced input sample, and c |
| 7269177 |
Logical star topologies for non-star networks |
September 11, 2007 |
| A logical star architecture imposed on an underlying non-star network, for example a Virtual Path Ring (VPR), enhances a mesh protocol with an automatic method for Virtual Path ID (VPI) generation. The VPIs are used by the mesh protocol's inherent routing function to effect automatic |
| 7268475 |
Field emission devices having corrugated support pillars with discontinuous conductive coating |
September 11, 2007 |
| In accordance with the invention, a field emission device is made by providing the device electrodes, forming a plurality of corrugated insulating rods with discontinuous coatings of conductive or semiconductive material with low secondary electron emission coefficient, adhering the |
