| Patent Number |
Title Of Patent |
Date Issued |
| 7349366 |
Overlap mitigation in wireless LANs using a central medium access control |
March 25, 2008 |
| The present invention relates to an access point for a wireless local area network. The access point is arranged to service its stations by using a Point Coordination Function protocol and to monitor overlap with neighbouring access points. To mitigate overlap, the access point and o |
| 7349351 |
Method for determining a master ring for an optical communications network |
March 25, 2008 |
| A method for determining a master ring for an optical communications network having nodes arranged in a plurality of interconnected ring structures. (A master ring is a ring structure which contains every node in the network exactly once, and which also respects the node ordering of |
| 7349338 |
Scheduler and method for scheduling transmissions in a communication network |
March 25, 2008 |
| A scheduler and a method for scheduling transmissions to a plurality of users in a communication network assigns a higher target minimum throughput for receiving a next transmission to a user based on a quality of service (QoS) class of the user. A token count that tracks the user's |
| 7349336 |
Random early drop with per hop behavior biasing |
March 25, 2008 |
| A technique for random early drop (RED) with per-hop-behavior (PHB) biasing involves breaking RED parameters into queue-specific parameters and packet-specific parameters. Each queue has associated queue-specific parameters. Each packet has an associated traffic class. The packet-spe |
| 7346343 |
Method and apparatus for anonymous call redirection in a wireless network |
March 18, 2008 |
| A method and system for providing an anonymous call redirection service for wireless service subscribers by implementing service logic within the wireless network to intercept incoming calls for which no calling name or number is available and redirect the calls to an intelligent periphe |
| 7346334 |
Method of preventing detonation of a mobile-terminal-triggered explosive device |
March 18, 2008 |
| When a bomb that might be triggered by a ringing mobile terminal is suspected of being located within a target zone, the base stations whose coverage areas include a critical area that surrounds and encompasses that target zone are switched into a one-way calling mode that prevents t |
| 7346283 |
Method and apparatus for CRZ-DQPSK optical signal generation |
March 18, 2008 |
| Apparatus and methods for generating chirped return-to-zero (CRZ) differential quadrature phase-shift keyed (DQPSK) optical signals using a single modulator driven by synchronous return-to-zero (RZ) drive signals to achieve simultaneous RZ pulse formatting and chirped DQPSK data modu |
| 7346277 |
Joint-layer restoration in packet-over-optical networks |
March 18, 2008 |
| A joint "packet-optical" layer restoration mechanism protects against single, packet-layer router failures by managing network resources from both the packet layer and the optical transport layer in a synergistic manner. It reuses packet-layer router service-ports and/or transport-la |
| 7346070 |
Shared wireline code division multiple access |
March 18, 2008 |
| A first network component of an apparatus in one example is coupled with one or more additional network components. The first network component and the one or more additional network components communicate with one another over a single, shared wireline path through employment of a p |
| 7346066 |
Integrated broadband and narrowband SS7 signaling gateway with M3UA and point code mapping |
March 18, 2008 |
| A method and system provide for using an integrated broadband and narrowband SS7 signaling gateway with M3UA and point code mapping. In general terms one embodiment of the system has: a single physical media carrying at least one bearer path and at least one signaling link, the physi |
| 7346031 |
Paging in cellular telecommunications systems |
March 18, 2008 |
| A mobile station is located and paged for a circuit-switched connection in a GSM system which supports data packet switching (GPRS) services. A table held by the SGSN is provided for locating a mobile station where the mobile has moved from the Routing Area in which it was last located |
| 7346025 |
Portable wireless gateway |
March 18, 2008 |
| A portable wireless network gateway aggregates bandwidth demand of different devices operating under different communications protocols. Network connectivity is provided by encapsulating data from the different devices to make the data appear to be data native to a single network. Fo |
| 7346023 |
Reconfigurable wireless communication access system and method |
March 18, 2008 |
| A reconfigurable radio access network architecture may connect a base station with different base station controllers. By enabling direct connections between the base station and a plurality of base station controllers, a serving base station controller may directly connected to base |
| 7345999 |
Methods and devices for the retransmission of data packets |
March 18, 2008 |
| The present invention provides techniques for the retransmission of packets of data. One device comprises a transmission unit adapted to retransmit all previously transmitted packets transmitted during a predetermined time interval, instead of just a single packet, when a received si |
| 7345993 |
Communication network with a ring topology |
March 18, 2008 |
| Connections between communication nodes are established along a ring, with nodes at successive positions along the ring and two-way point to point communication connections between pairs of the nodes at successive positions along the ring. Data addressed to a node is split into parts |
| 7344262 |
MEMS mirror with tip or piston motion for use in adaptive optics |
March 18, 2008 |
| An array of high fill factor mirrors has each mirror be coupled across two deformable spring bars that are deformed using a drive. The two deformable springs are parallel to each other, and coupled together, e.g., by a cross bar. A support is coupled at one end to the cross bar and a |
| 7343586 |
Technology to create/edit/run an executable file on a host via a web browser connected thereto |
March 11, 2008 |
| Methods, software and devices, for use in a network environment having a server and a terminal with a web browser running on it, where the browser is remote from the server, are disclosed. In such a method, the server provides a first web page to the web browser on the remote terminal. T |
| 7343397 |
Method and apparatus for performing predictive caching of DNS requests by correlating IP address |
March 11, 2008 |
| Content on the World Wide Web is made available for downloading by distributing it to cache providers. The content provider is a distinct entity from the cache providers and enters into contractual arrangements in order to benefit from the services provided by the cache providers. Th |
| 7343149 |
Network support for credit card notification |
March 11, 2008 |
| An apparatus in one example has: a network service provider; a mobile terminal operatively coupled to the network service provider; a credit card company system operatively coupled to the network service provider; and the network service provider structured such that, when the credit |
| 7343104 |
Apparatus and method for receiving a quadrature differential phase shift key modulated optical p |
March 11, 2008 |
| An optical differential phase shift key (DPSK) receiver, a method of demodulating an optical DPSK modulated signal and an optical processor capable of operating as either a DPSK receiver or DPSK transmitter. In one embodiment, the DPSK receiver includes: (1) an optical waveguide and |
| 7343066 |
Reconfigurable optical add/drop multiplexer |
March 11, 2008 |
| A reconfigurable optical add/drop multiplexer (ROADM) includes a first optical dynamic gain equalization filter (DGEF) having a first input for receiving an initial wavelength division multiplexed (WDM) signal, a first output for sending a phase shifted WDM signal, and a second output |
| 7342970 |
Array processing using an aggregate channel matrix generated using a block code structure |
March 11, 2008 |
| A method includes generating a received signal vector from a signal received over a channel. The received signal vector includes a plurality of symbols encoded in accordance with a block code having a structure. A channel matrix estimated for the channel is transformed based on the s |
| 7342958 |
System and method for enhancing throughput in an additive gaussian noise channel with a predeter |
March 11, 2008 |
| A system for, and method of, determining channel throughput achievable under superposition coding given a finite, predetermined set of allowed transmission rates and a related system for, and method of, maximizing channel throughput. In one embodiment, the system includes: (1) a noise |
| 7342873 |
Efficient architectures for protection against network failures |
March 11, 2008 |
| Traffic demands are routed between network elements so as to provide improved protection against network failures. A given traffic demand is routed from a first network element to a second network element, where the second network element is preferably either one of a set of dual-hom |
| 7342711 |
Method and contrivance for applying a Raman amplification in a transmission and/or fibre device |
March 11, 2008 |
| Raman amplification is used in optical transmission systems, devices and/or components way of for applying Raman amplification avoiding or suppressing detrimental and hence undesirable non-linear effects is provided. Raman amplification in an optical device is provided by firstly det |
| 7341692 |
Detection apparatus for biological materials and methods of making and using the same |
March 11, 2008 |
| Apparatus comprising a surface site layer having a distal site end, wherein the distal site end includes a substantially inorganic surface having a chemical composition selected from a group consisting of metals, semiconductors, insulators, and mixtures thereof, the surface positioned |
| 7340267 |
Uplink power control algorithm |
March 4, 2008 |
| In a system having a base station transmitter for transmitting data blocks to one or more mobile stations over a radio link, there is a method for determining an uplink transmit power level at which to transmit a current data block over a radio link from the mobile to the base transmitte |
| 7340258 |
Mobile phone combined with satellite radio capability |
March 4, 2008 |
| A wireless telephony network provides satellite radio program information and content, in addition to conventional wireless telephony services, to eligible mobile stations of the wireless telephony network. The wireless telephony network receives satellite radio programming from a satell |
| 7340253 |
IP-based distributed wireless access network architecture for CDMA networks |
March 4, 2008 |
| A system that enables end-to-end networking within CDMA oriented networks. Several base stations operating within the CDMA oriented network simultaneously receive data from the same mobile unit. A distributed algorithm operating within each of the base stations monitors the reception |
| 7340172 |
Optical WDM-TDM network |
March 4, 2008 |
| An optical WDM-TDM network includes a plurality of devices, each of the devices including at least one optical add/drop device adapted to drop optical signals of at least one channel of a plurality of received channels and pass through the remaining channels, at least one receiver, f |
| 7340168 |
System and method for optically labeled packet transmission |
March 4, 2008 |
| A system and method for transmitting optically labeled packets using DPSK/ASK modulation. The system comprises a transmitter including at least two modulators adapted to provide DPSK modulation of a payload portion of optically labeled packets and ASK modulation for a label portion o |
| 7340058 |
Low-overhead secure information processing for mobile gaming and other lightweight device applic |
March 4, 2008 |
| Cryptography-based methods and apparatus for secure information processing are disclosed that are particularly efficient in terms of the computational resources required, and thus implementable in mobile telephones, personal digital assistants (PDAs) or other lightweight processing d |
| 7340049 |
Feedback to calling communication device on call connected with intelligent network signaling |
March 4, 2008 |
| An apparatus in one example comprises one or more intelligent network platforms that serve to provide feedback to be played to a calling communication device during a call from the calling communication device for a called communication device. One or more of the one or more intellig |
| 7339626 |
Deinterlacing video images with slope detection |
March 4, 2008 |
| An apparatus and method for deinterlacing video images with improved slope detection is described. In one exemplary implementation, the apparatus includes an input buffer, a processor, and an output buffer. The input buffer is configured to receive a video stream in an interlaced format. |
| 7338835 |
OFETs with active channels formed of densified layers |
March 4, 2008 |
| The present invention provides apparatus and a method of fabricating the apparatus. The apparatus includes a substrate having a surface and an organic field-effect transistor (OFET) located adjacent the surface of the substrate. The OFET comprising a gate, a channel, a source electrode, |
| 7336988 |
Multi-photon endoscopy |
February 26, 2008 |
| An apparatus includes an optical element, a GRIN lens, and a detector. The optical element has a first optical aperture. The GRIN lens has first and second ends. The first end of the GRIN lens is positioned to receive light from the first optical aperture. The detector is configured to |
| 7336944 |
Method and apparatus for legal intercept monitoring of a cellular telephone modem (CTM) device |
February 26, 2008 |
| A method and apparatus for legal intercept monitoring of a cellular telephone modem (CTM) device. More particularly, a system incorporating a CTM-to-TTY/TDD converter and a Call Content Delivery Unit (CCDU) to facilitate the monitoring of calls made to or from a CTM device is impleme |
| 7336899 |
Method for determining the dispersion characteristics of minimum phase filters |
February 26, 2008 |
| A method and apparatus for determining the dispersion characteristics of minimum phase filters using substantially only an amplitude response of a minimum phase filter under test includes fitting an amplitude spectrum of the minimum phase filter with a substantially straight line curve, |
| 7336856 |
Optimum delay length for a PMD compensator |
February 26, 2008 |
| A method for selecting an optimum delay length in a polarization mode dispersion (PMD) compensator configured with a constant-length delay line and deployed in an optical communication system. The optimum delay length depends on the data modulation format, bit rate, and/or signal bandwid |
| 7336776 |
Method of establishing a multi-user call in a communication system |
February 26, 2008 |
| The present invention provides a method for establishing a multi-user call in a communication system. The communication system receives a call request to establish a group call with a shared group of users. The communication system determines which of the plurality of individual user |
| 7336728 |
Method and apparatus for monitoring phase-shift keyed optical signals |
February 26, 2008 |
| A method and apparatus for monitoring PSK optical signals by measuring the RF spectrum of the signal and determining the power spectral density of noise on the optical signal within a predetermined frequency range to determine a measure of the degradation of the optical signal. |
| 7336607 |
Methods and apparatus for flow control based packet aggregation in a communication network |
February 26, 2008 |
| The present invention is a methodology for providing packet aggregation based on transmission window size to achieve improved transport efficiency. One embodiment of the invention includes the steps of receiving an indication of a transmission window size for packets to be transmitte |
| 7336062 |
Optically measuring electric field intensities |
February 26, 2008 |
| An apparatus includes an optical resonator and a passive optical device. The optical resonator has first and second optical reflectors and an optical cavity interposed between the reflectors. The optical resonator includes an electro-optically responsive material. One of the reflectors |
| 7334249 |
Method and apparatus for dynamically altering digital video images |
February 19, 2008 |
| The present invention provides a method and apparatus for dynamically altering a portion of a digital video image based upon a user profile. A source, such as a network feed or video server, sends a digital video image to a broadband network. The broadband network includes a multicast |
| 7333835 |
Method and apparatus for providing user specific downlink beamforming in a fixed beam network |
February 19, 2008 |
| The disclosed embodiments relate to a system and method for providing user specific beams in a fixed beam network. In one embodiment, there is provided a mobile transceiver comprising a first device configured to receive phase reference signal data from a base station, the phase refe |
| 7333813 |
Methods and devices for assigning mobile devices to base stations in the presence of interferenc |
February 19, 2008 |
| Mobile devices are assigned to their correct base stations after taking into consideration interference from all other mobile devices. The resulting assignments are more efficient than previous assignments. In addition, transmit power levels are assigned after each mobile device is a |
| 7333803 |
Network support for voice-to-text memo service |
February 19, 2008 |
| A method for a wireless network to provide a voice-to-text memo service to a wireless subscriber associated with a mobile device is provided. The method includes: a) routing an active call path associated with the mobile device to a voice-to-text conversion system, b) capturing audio |
| 7333691 |
Low loss tunable ring resonator allpass filter |
February 19, 2008 |
| An apparatus, including an optical ring resonator having a waveguide ring with substantially straight waveguide segments and bent waveguide segments. The bent waveguide segments are optically coupled to the substantially straight waveguide segments and have optical cores with substan |
| 7333688 |
Method and apparatus for free-space optical switching |
February 19, 2008 |
| An apparatus and method are provided for manipulating light beams propagated through PLCs in free space. Light beams propagated in through an input/output waveguide of a PLC are propagated through a waveguide array to generate a phased array output at an edge facet of the PLC. The ph |
| 7333567 |
Digital detector utilizable in providing closed-loop gain control in a transmitter |
February 19, 2008 |
| A digital detector processes at least one received digital signal to generate a squared signal, encodes the squared signal, applies first and second portions of the encoded signal to a multiplier and a look-up element, respectively, and processes outputs of the multiplier and look-up |
