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Lucent Technologies Inc. Patents
Assignee:
Lucent Technologies Inc.
Address:
Murray Hill, NJ
No. of patents:
9257
Patents:


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Patent Number Title Of Patent Date Issued
7302056 Method and system for determining sequence parameters to limit cycle attacks in timed release cr November 27, 2007
A method and system for determining sequence parameters to limit cycle attack in time-line sequences associated with digital signature technologies is disclosed. The method comprises the steps of determining a pair of values associated with a modulus value for generating said sequenc
7301938 Method of transferring a packet switched to a circuit switched call November 27, 2007
In the method, a packet call controller establishes a bearer path between the end point and the second network when a call transfer request associated with the mobile station is received from a network providing circuit switched communication. The call transfer request is triggered by
7301934 UMTS telecommunications system for enabling a mobile station to receive voice-over internet prot November 27, 2007
A telecommunication system including a mobile station, and means for a mobile station to receive voice-over Internet Protocol (VoIP) calls when it is roaming away from a home network, comprising: means for informing a serving GGSN of the International Mobile subscriber Identity (IMSI) of
7301908 Method and apparatus for rescheduling a communication system channel after a channel property ch November 27, 2007
Techniques for rescheduling one or more timing intervals associated with a channel of a communication system. Responsive to a detected change in a property of the channel, a rescheduling algorithm identifies a given one of the timing intervals, within a schedule for the channel, that vio
7301137 Cantilever light detectors having a mechanical cantilever to mechanically respond to illuminated November 27, 2007
An apparatus includes a chamber, an electro-mechanical driver, a window, and a mechanical cantilever. The chamber has an interior in which the mechanical cantilever is located. The mechanical cantilever has a first end that is attached to the electro-mechanical driver and has second end
7299859 Temperature control of thermooptic devices November 27, 2007
A low power or passive optical apparatus provides temperature control of dynamic thermooptic devices and temperature-sensitive optical devices formed on the same substrate. The optical apparatus includes a variable heat transfer device with a conductive heat transfer component (e.g.,
7299504 System and method for implementing security management using a database-modeled security policy November 20, 2007
A database-modeled security policy includes policy statements stored in a database. Each policy statement has associated standards, guidelines, and procedures. Policy statements are grouped together into tag groups, which are in turn grouped together to form metapolicies. A security
7299489 Method and apparatus for host probing November 20, 2007
A method and apparatus for analyzing the perimeter security of communications networks. More particularly, information is identified which defines a particular communications network, e.g., an intranet, and identifying the connected hosts thereto. Utilizing such information, a determ
7299297 Method and apparatus for protecting electronic commerce from distributed denial-of-service attac November 20, 2007
An Internet Service Provider (ISP), in consideration of being remunerated in some manner by an e-merchant, carries the packets of a designated subset of that e-merchant's clients, designated as VIPs, in a privileged class of service as compared to an unprivileged class of service that is
7299257 Apparatus and method for use in collaboration services November 20, 2007
A ConnectIcon View is employed to establish collaborative communications between a plurality of participants in a group. Specifically, it is a dynamic visual representation of the participants of a group being invited to communicate together with their presence information, lists of
7299188 Method and apparatus for providing an interactive language tutor November 20, 2007
A method and apparatus for generating a pronunciation score by receiving a user phrase intended to conform to a reference phrase and processing the user phrase in accordance with at least one of an articulation-scoring engine, a duration scoring engine and an intonation-scoring engine to
7299069 Adapting a communications network of wireless access nodes to a changing environment November 20, 2007
The present invention provides a method and an apparatus for adapting a communications network of a plurality of wireless access nodes, such as base stations to a changing environment. The method comprises determining a current location of at least a first user in the communications
7299054 Alerting feature for RF availability of mobile subscriber November 20, 2007
An exemplary method in a wireless telecommunication system determines that a radio frequency (RF) communications link is not available to a wireless mobile. Information about a party originating a call to the wireless mobile is received and stored in a record associated with the wireless
7299047 Wireless communication system enhanced call recovery November 20, 2007
In a wireless communication system, a method includes monitoring an error condition on an active communication channel, establishing a simultaneous communication channel, and searching the simultaneous communications channel while continuing to monitor the active communication channel.
7298719 Method for scheduling wireless downlink transmissions subject to rate constraints November 20, 2007
A new approach is described for scheduling uplink or downlink transmissions in a network having remote terminals communicating with a central hub. The scheduler keeps track of a token count. The token count for a given remote terminal is incremented by a target amount in each pertine
7298716 Clustering based load adaptive sleeping protocol for ad hoc networks November 20, 2007
A clustering based load adaptive sleeping protocol for ad hoc networks includes a plurality of nodes forming a cluster, where the nodes in the cluster are partitioned into n groups. This partitioning is performed based on the node ID (e.g. node_id modulo n). The cluster head transmits
7298704 Dynamic path routing with service level guarantees in optical networks November 20, 2007
A scheme for guaranteeing network tunnel path (NTP). e.g., Internet Protocol (IP), service levels in optical (e.g., wavelength-division multiplex (WDM)) networks. The invention, in one embodiment, accounts for both network topology (e.g. switches, cross-connects, and links between no
7298489 Method and apparatus for characterizing the electric field of periodic and non-periodic optical November 20, 2007
An interferometric technique measures the time-dependent electric field of a periodic or a non-periodic (data-encoded) optical signal under test using samples of its interference with a reference source of short optical pulses. The reference signal is a sequence of optical pulses at a
7298465 Measurement and characterization of nonlinear phase shifts November 20, 2007
Temporal phase shifts induced by cross-phase modulation in an optical fiber are directly characterized with a spectral equivalent of the Foucault technique used to spatially resolve wavefronts. The temporal phase induced by a high power pulsed pump on a monochromatic probe via cross-
7297479 DNA-based analog neural networks November 20, 2007
This invention is an oligomer-based analog neural network (ANN) comprising weight and saturation oligomers, the concentrations of which are selected such that activation of the ANN by a set of input oligomers generates a set of output oligomers, the sequences and relative concentrations
7297474 Tunable micro-lens arrays November 20, 2007
An apparatus includes a planar substrate and an array of substantially transparent spherical micro-lenses forming a pattern. The pattern has an internal two-dimensional lattice symmetry on the planar substrate. Each micro-lens includes a convex bulge or a concave depression in a surface
7296269 Balancing loads among computing nodes where no task distributor servers all nodes and at least o November 13, 2007
Load balancing is supported for a plurality of nodes having loads determined by a plurality of task distributors. A periodic, iterative process based on loads of real-time data causes the total load of each node to tend to converge towards equalization of loads among all of the nodes
7295847 Method and apparatus for providing location based vendor information to a wireless mobile termin November 13, 2007
A method and apparatus for providing location based vendor information to a wireless mobile terminal is provided. The method includes receiving subscriber provisioned response criteria from a subscriber, receiving a request for location based vendor information from a subscriber mobile
7295843 Server component network resource allocation for handoff between mobile switching center packet- November 13, 2007
An apparatus in one example comprises a server component that sends one or more signals to cause an allocation of one or more network resources for an active call terminated to a mobile telephone upon initiation of a handoff. The handoff is between a packet-switched portion of a mobile
7295661 Enhanced telecommunications alerting November 13, 2007
A method and apparatus for providing a calling customer with arrangements for enhanced alerting of called numbers. A customer defines an alerting list which is entered by the telephone company and can be modified by the customer. When the customer dials a special number, the telephone
7295554 Word Multiplexing of encoded signals into a higher bit rate serial data stream November 13, 2007
A method of data communication that includes receiving a plurality of 8b/10b encoded data streams. The method also includes multiplexing, on a word by word basis, each of the plurality of data streams and forming a new encoded data stream. The method also includes generating an inter
7295533 Method for location tracking using vicinities November 13, 2007
A method for location tracking on a distributed basis using multiple locations, which utilizes a pairwise application of distance constraints and vicinities for determining locations. The location of a particular node is represented by a group of points (as opposed to a single point)
7292980 Graphical user interface and method for modifying pronunciations in text-to-speech and speech re November 6, 2007
A method and user interface which allow users to make decisions about how to pronounce words and parts of words based on audio cues and common words with well known pronunciations. Users input or select words for which they want to set or modify pronunciations. To set the pronunciation
7292868 Apparatus and method for use in paging mode in wireless communications systems November 6, 2007
In a unique paging time slot format, each of the allocated paging time slots occurs periodically and is split into several prescribed paging time slots including at least one first type paging time slot having a relatively short duration and at least one second type paging time slot
7292854 Express signaling in a wireless communication system November 6, 2007
A method for transmitting control information in a wireless communication network is provided in which one or more prescribed fields in an existing control channel structure are modified to enable express signaling directly between a base station and at least one mobile station without
7292792 High speed modulation of optical subcarriers November 6, 2007
A method for transmitting digital data includes splitting a coherent optical carrier having a subcarrier into mutually coherent optical carriers, producing corresponding sequences of phase shifts in each of the mutually coherent optical carriers, and then, interfering the mutually co
7290036 Electronic mail priority alert service via telephone October 30, 2007
The present invention relates to a new feature for e-mail services which provides a telephone call alert to a particular e-mail user when their e-mail server, web page e-mail server, or other e-mail receiving server receives new e-mail addressed to them. One or more designated telephone
7289697 Optical pulse shaper having hybrid planar lightwave circuit and free-space optics with MEMS pist October 30, 2007
An optical pulse shaper without polarization dependencies includes, a planar lightwave circuit (PLC) having an arrayed waveguide and free space optics, combined with a lens and micromirror array characterized by piston-motion. The micromirror array is coupled to a controller that pro
7289540 Method and apparatus for aligning timing intervals across communication system channels October 30, 2007
Techniques for aligning timing intervals across channels of a communication system, where each of the channels includes a number of cyclically-recurring time slots, each of the timing intervals includes one or more of the time slots, and each of the channels has one or more of the ti
7289516 Universal interface October 30, 2007
A universal interface apparatus having a processor for receiving one or more Network Interface signals having a transport mechanism associated therewith. The transport mechanism may include Asynchronous Transfer Mode, Internet Protocol, Frame Relay, Integrated Services Digital Networ
7289505 Efficient reverse path forwarding check mechanism October 30, 2007
An efficient Reverse Path Forwarding (RPF) check mechanism is disclosed. In one embodiment, when a network node receives a multicast packet on an incoming interface, the network node obtains an expected incoming interface identifier from either a unicast routing table or a multicast
7289498 Classifying and distributing traffic at a network node October 30, 2007
A technique for classifying traffic at a network node involves programming a content addressable memory (CAM) array with multiple class-specific entries, where each of the class-specific entries has an associated traffic class, obtaining a protocol-independent key field from an incom
7289450 Flood signaling architecture and process for provisioning communication paths October 30, 2007
A method for establishing a communications path between a source node and destination node. The method includes defining a first group of network elements (NEs) suitable for use in the communications path, contemporaneously determining available resources within each of the NEs of th
7286763 Optical add/drop multiplexer having a banded channel configuration October 23, 2007
An optical add/drop multiplexer (OADM) adapted to route optical signals having at least two different bit rates. The OADM has at least two sets of DWDM channels, e.g., with channels in a first set having a first bandwidth value suitable for the transmission of 10-Gb/s signals and cha
7286731 Monolithically integrated optical coupler with substantially no splitting loss October 23, 2007
A lossless optical coupler includes at least one input waveguide, at least two output waveguides and an intermediate optical splitter. The optical splitter of the present invention further comprises an active section adapted to provide contemporaneous splitting and amplification of an
7286571 Systems and methods for providing on-demand datacasting October 23, 2007
The present invention provides systems and methods for providing on-demand datacasting. A system according to an exemplary embodiment of the present invention comprises a rate generator for controlling the rate at which data signals are combined with audio/video signals. The system may a
7286560 Methods and apparatus for optimum packet aggregation in a communication network October 23, 2007
The present invention is a method and apparatus to aggregate or bundle packets to optimize the resource utilization and improve the transport efficiency of packets which are transferred between various protocol layers in a communications network. One embodiment of the invention sets
7286505 Method and system for channel element allocation for wireless systems October 23, 2007
This relates to a method and system for channel element allocation for wireless systems. More particularly, the method and system are directed to channel element allocation based on voice call equivalence, bit load, and call quantum weight for multimedia wireless systems (e.g. 3g UMTS
7286500 Code division multiple access system having improved pilot channels October 23, 2007
In a CDMA network, each mobile is arranged to combined pilot symbols from its dedicated pilot channel with pilot symbols from at least one common channel as an input to its channel impulse response sensing means. The common channel may be a BCH, a FACH or a PCH, and the pilot symbols on
7284159 Fault injection method and system October 16, 2007
A method and system are disclosed for fault injection using Boundary Scan resources compliant with 1149.1, while operating in system mode. The system has two register circuits, one, for storing and updating fault selection data and another, for storing and updating fault injection va
7283831 Single sign-on service for communication network messaging October 16, 2007
The present Single Sign-On Service for Communication Network Messaging provides a wireless subscriber with the ability to login with a single service provider and then move seamlessly among the allowed messaging services to share personal address book and calendaring applications. The
7283814 Method and apparatus for scheduling transmissions in wireless data networks October 16, 2007
A method and apparatus for scheduling data transmissions is disclosed that reduces the delay variability in transmissions of data. A scheduling metric is calculated as a function of a TCP throughput rate for each mobile terminal in the system. The relative value of this metric for a
7283811 System and method for aggregation of user applications for limited-resource devices October 16, 2007
A system and a method for directed provisioning and management of user applications on limited resource devices by a content provider, through an integrated platform which handles all aspects of aggregation and management of such applications. By "content aggregation", it is meant th
7283785 Audio quality component October 16, 2007
An audio quality component of an apparatus in one example, upon a determination that an audio message by a sender fails to meet one or more audio thresholds, provides an indication of the determination to the sender before finalization of the audio message for an intended recipient.
7283753 System and method for WDM communication with interleaving of optical signals for efficient wavel October 16, 2007
In a system and method of optical communication, optical signals are generated in multiple wavelength channels. Each optical signal is passively transported from an origination node of a network to a destination node. The destination node is determined by the signal wavelength. For a
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