38th week of 2008 patent applcation highlights part 33 |
Patent application number | Title | Published |
20080225968 | METHOD AND APPARATUS FOR MIMO CHANNEL ESTIMATION USING TDS-OFDM IN DOWNLINK TRANSMISSION IN THE FREQUENCY DOMAIN - In an orthogonal frequency division multiplexing (OFDM) multiple-input multiple-output (MIMO) wireless communication system where both a transmitter and a receiver include a plurality of antennas, a method comprising the steps of: a receiver using at least one pseudo noise (PN) to associate desired information relating to a received symbol; and transforming the correlated information into frequency domain. | 2008-09-18 |
20080225969 | METHOD AND APPARATUS FOR ADAPTIVE PN LENGTH FOR TDS-OFDM IN TRANSMISSION - In a TDS-OFDM system, a method for transmission is provided. The method comprises the step of: adjusting a PN sequence length, whereby a required performance is maintained. The adjusting step comprises increasing, decreasing, or keep unchanging the PN sequence length. | 2008-09-18 |
20080225970 | APPARATUS AND METHOD FOR TRANSMITTING/RECEIVING A SIGNAL IN A MIMO MOBILE COMMUNICATION SYSTEM - Disclosed is a method to transmit a signal in a Multiple Input Multiple Output (MIMO) mobile communication system. The method includes determining a Hybrid Automatic Repeat reQuest (HARQ) scheme to be used for a transmission signal; determining a MIMO scheme to be used for the transmission signal in accordance with the determined HARQ scheme; and transmitting the transmission signal using the determined HARQ scheme and the determined MIMO scheme. | 2008-09-18 |
20080225971 | MULTIPLE BAND MULTIPLE INPUT MULTIPLE OUTPUT TRANSCEIVER - A MIMO transceiver integrated circuit (IC) includes a plurality of multiple band direct conversion transmitter sections, a plurality of multiple band direct conversion receiver sections, and a local oscillation generation module. Each of the plurality of multiple band direct conversion transmitter sections includes a transmit baseband module and a multiple frequency band transmission module. Each of the plurality of multiple band direct conversion receiver sections includes a multiple frequency band reception module and a receiver baseband module. The local oscillation generation module is operably coupled to generate the first frequency band local oscillation when the multiple band MIMO transceiver IC is in a first mode and operably coupled to generate the second frequency band local oscillation when the multiple band MIMO transceiver IC is in a second mode. | 2008-09-18 |
20080225972 | Method and System for Partitioning an Antenna Array and Applying Multiple-Input-Multiple-Output and Beamforming Mechanisms - A system and method are provided for configuring an antenna array having a predetermined number of antennas. After providing an antenna correlation matrix for all antennas with regard to a mobile terminal, the antenna array is virtually partitioned into two or more sub-arrays based on the antenna correlation matrix such that correlations among antennas within each sub-array are higher than correlations among antennas belonging to different sub-arrays. One or more beamforming weights are generated corresponding to each antenna within the sub-arrays for applying to one or more signals transmitted therefrom, and at least one predetermined multiple-input-multiple-output (MIMO) mechanism is further applied among the sub-arrays by treating each sub-array as a virtual antenna. | 2008-09-18 |
20080225973 | Device and method for determining a constellation of a quadrature amplitude modulated signal - The invention relates to a method and/or a device for determining a constellation from a plurality of possible constellations with a constellation identification device which is used to determine the constellation of the signal from a plurality of possible constellations. This is advantageously achieved when a converter is arranged to convert the signal into polar coordinates provided with a radial component, and to provide a radius as a radial component of the signal, wherein the constellation identification device is constructed so as to determine the constellation of the signal from the radius. | 2008-09-18 |
20080225974 | Max-Log Receiver for Multiple-Input Multiple-Output (MIMO) Systems - A method includes the steps of i) listing out all possibilities for a first symbol of a two stream signal; ii) determining a second symbol of the two stream signal for each of the first symbol listed out, iii) evaluating a metric for each of the first symbol and second symbol pair, iv) listing out all possibilities for second symbol, v) determining a first symbol for each choice of the second symbol listed out, vi) evaluating a metric for each of the second symbol and first symbol pair, vii) determining an exact maximum log likelihood ratio for all bits using the metrics, and viii) decoding codeword(s) in the two stream signal using the determined exact maximum log likelihood ratio for all bits. | 2008-09-18 |
20080225975 | Structured Space-Time Code Achieving the Full Diversity and Full Rate and Generating Method Thereof, and Multi-Input Multi-Output System - A space-time code used for a transmitter to transmit a plurality of data symbols to a receiver in a MIMO system, the space-time code including a code word matrix for transmitting an amount of data symbols corresponding to a product of the number of transmit antennas and a spatial multiplexing rate during one block period, wherein a row index indicates combined signals transmitted through different transmit antennas and a column index indicates time slots that correspond to the number of transmit antennas, and wherein the number of data symbols allocated to each transmit antenna in a code block corresponds to the spatial multiplexing rate, and the data symbols are combined by different combining coefficients for each transmit antenna at every time slot, and simultaneously transmitted through different transmit antennas, and each transmit antenna transmits a different set of data symbols at every time slot. | 2008-09-18 |
20080225976 | METHOD FOR MULTIPLE-INPUT-MULTIPLE-OUTPUT SYSTEM DEMODULATION - A MMSE-based deterministic sequential Monte Carlo (SMC) method for MIMO demodulation exhibiting square root complexity in terms of constellation size. Further extensions to the method reduce the search space resulting in significant reduction in computational requirements while minimally impacting performance. As a hard decision algorithm, the methods achieve sphere decoder performance while imposing a much smaller computational load. | 2008-09-18 |
20080225977 | METHOD AND APPARATUS FOR MIMO CHANNEL ESTIMATION IN A TDS-OFDM SYSTEM DOWNLINK USING A SUB-SPACE ALGORITHM IN THE FREQUENCY DOMAIN - In an orthogonal frequency division multiplexing (OFDM) multiple-input multiple-output (MIMO) wireless communication system, a method is provided for channel estimation using a sub-space method suitable for computer implementation. The system has both a transmitter and a receiver including a plurality of antennas. The method comprising the step of: a receiver using at least one pseudo noise (PN) to correlate desired information relating to a received symbol; transforming the correlated information into frequency domain; and performing channel estimation using a sub-space method suitable for computer implementation. | 2008-09-18 |
20080225978 | METHOD AND APPARATUS FOR SYNCHRONIZATION FOR MIMO TDS-OFDM SYSTEM - In an orthogonal frequency division multiplexing (OFDM) multiple-input multiple-output (MIMO) wireless communication system where both a transmitter and a receiver include a plurality of antennas, a method comprising the step of: a receiver using at least one pseudo noise (PN) to correlate desired information relating to a received symbol. | 2008-09-18 |
20080225979 | Group MMSE-DFD with Rate (SINR) Feedback and Pre-Determined Decoding Order for Reception on a Cellular Downlink - A method for decoding and rate assignment in a wireless channel, where all dominant transmitter sources use inner codes from a particular set, comprising the steps of: i) estimating channel matrices seen from all dominant transmitter sources in response to a pilot or preamble signal transmitted by each such source; ii) converting each estimated channel matrix into an effective channel matrix responsive to the inner code of the corresponding transmitter source; iii) obtaining the received observations in a linear equivalent form (linear model) whose output is an equivalent of the received observations and in which the effective channel matrix corresponding to each dominant transmitter source inherits the structure of its inner code; iv) processing the transmitter sources according to the specified (or pre-determined) order of decoding; v) for each transmitter source, assuming perfect cancellation of signals of preceding transmitter sources; vi) computing a signal-to-interference-noise-ratio SINR responsive to the effective channel matrix of the transmitter source and the covariance matrix of the noise plus signals from remaining transmitter sources; and vii) feeding back all computed SINRs to respective transmitter sources. | 2008-09-18 |
20080225980 | Transmission Signal Producing Apparatus - To suppress a noise component caused in conversion of digital data into an ASK modulated signal to be transmitted over a network. Based on a clock CL generated by a clock generation circuit ( | 2008-09-18 |
20080225981 | SYSTEM AND METHOD FOR SYNCHRONIZATION, POWER CONTROL, CALIBRATION, AND MODULATION IN COMMUNICATION TRANSMITTERS - A system is provided for processing a communication signal including a baseband amplitude component and a baseband phase component. The system includes an amplitude predictor configured for closed-loop pre-distortion of a baseband amplitude component, an amplitude lookup table configured for open-loop pre-distortion of the baseband amplitude component, and an amplitude interpolator configured to build up the amplitude lookup table during a closed-loop calibration period. The system also includes a phase predictor configured for closed-loop pre-distortion of a baseband phase component, a phase lookup table configured for open-loop pre-distortion of the baseband phase component, and a phase interpolator configured to build up the phase lookup table during a closed-loop calibration period. | 2008-09-18 |
20080225982 | METHOD AND APPARATUS FOR CODING A COMMUNICATION SIGNAL - An apparatus for coding a communication signal is provided. The apparatus includes an encoder configured to encode the communication signal, to increase the length of the communication signal, and a repetition coder configured to repetitively code part of the encoded communication signal, to utilize at least some of the increased length of the communication signal. The apparatus further includes an interleaver configured to interleave the repetitively coded communication signal. A method is also provided for coding a communication signal. | 2008-09-18 |
20080225983 | APPARATUS AND METHOD FOR SELECTING A MULTI-ANTENNA TRANSMISSION METHOD IN A BROADCASTING SYSTEM - An apparatus and a method for transmitting broadcasting signals in a broadcasting system having multi-antenna are provided. The apparatus comprises at least one antenna, a signal generator for generating two or more broadcasting signals to be transmitted, at least two of the two or more broadcasting signals being generated according to different user-required quality characteristics, a multi-antenna modulator for modulating each of the broadcasting signals according to one of a plurality of multi-antenna transmission methods selected for each of the broadcasting signals according to the user-required quality characteristics of the respective broadcasting signals, and a transmitter for transmitting the modulated signals via the at least one antenna. | 2008-09-18 |
20080225984 | Digital Polar Transmitter - A digital polar transmitter includes a baseband processor configured to receive an input signal and to convert the input signal into a baseband amplitude component and a baseband phase component. The transmitter also includes a phase modulator in communication with the baseband processor. The phase modulator is configured to modulate an RF carrier signal based on the phase component and to generate a phase-modulated RF carrier signal. A power amplifier is provided in communication with the baseband processor and the phase modulator. The power amplifier is configured to amplify the phase-modulated RF carrier signal based on the baseband amplitude component and to generate an amplified RF signal. The transmitter also includes a digital feedback loop in communication with the power amplifier and the baseband processor. The digital feedback loop is configured to detect the amplified RF signal and to provide a digital amplitude feedback signal and a detected phase feedback signal to the baseband processor. | 2008-09-18 |
20080225985 | Method and Apparatus for Enhancing GSM System Capacity - There is provided a system and method of enhancing capacity of a wireless communication channel compromising the steps of modulating data in accordance with first modulation scheme transforming the modulated data from a frequency domain symbol to a time domain version and encoding bits in a wireless communication timeslot independence upon the time domain version whereby capacity of the wireless communication channel is enhanced. The system and method further comprises the steps of: means for receiving the timeslot means for decoding the timeslot and means for transforming the decoded bits from time domain to frequency domain to recover the data. GSM capacity is enhanced between two and six times. | 2008-09-18 |
20080225986 | Application Software Flight Recorder Developer Client - Apparatus having corresponding methods and computer-readable media comprises an input circuit to receive data over a communication channel, the data representing operation of a computer during an test interval and screen updates generated by the computer during the test interval; and a processor to generate a motion picture representing the test interval and contemporaneously comprising a stripchart area showing a first stripchart representing the operation of the computer based on the data, and a screen update area showing the screen updates represented by the second data stream; wherein the stripchart area and the screen update area are synchronized. | 2008-09-18 |
20080225987 | Asynchronous interconnection system for 3D interchip communication - An embodiment of the present invention relates to a asynchronous interconnection system comprising a transmitter circuit and a receiver circuit inserted between inserted between respective first and second voltage references and having respective transmitter and receiver nodes coupled in a capacitive manner. The receiver circuit comprises: a recovery stage inserted between the first and second voltage references of the receiver circuit and connected to the receiver node; and a state control stage, in turn inserted between the first and second voltage references of the receiver circuit connected to the recovery stage correspondence with a first feedback node providing a first control signal and having a second feedback node connected in a feedback manner to the recovery stage. The recovery stage comprises a first feedback loop connected to the first feedback node and acting in such a way to recover a received voltage signal and a feedback loop connected to the second feedback node of the state control stage and acting in such a way to deactivate the recovery feedback on the receiver node and guarantee that the receiver node is let in a high impedance state. | 2008-09-18 |
20080225988 | LOW NOISE LOGARITHMIC DETECTOR - A logarithmic detector circuit including a drive circuit to receive a modulated input signal and generate a buffered modulated signal, a signal shaping circuit coupled to the drive circuit and configured to shape a voltage range of the buffered modulated signal to generate a shaped modulated signal, and a detecting circuit to detect the shaped modulated signal to generate an output signal substantially proportional to a logarithm of an amplitude of the modulated input signal. | 2008-09-18 |
20080225989 | High speed multi-modulus prescalar divider - A system and method are provided for multi-modulus division. The method accepts an input first signal having a first frequency and divides the first frequency by an integral number. A second signal is generated with a plurality of phase outputs, each having a second frequency. Using a daisy-chain register controller, phase outputs are selected and supplied as a third signal with a frequency. Selecting phase outputs using the daisy-chain register controller includes supplying the third signal as a clock signal to registers having outputs connected in a daisy-chain. Then, a sequence of register output pulses is generated in response to the clock signals, and register output pulses are chosen from the sequence to select second signal phase outputs. By using 8-second signal phase outputs, a third signal is obtained with a frequency equal to the second frequency multiplied by one of the following numbers: 0.75, 0.875, 1, 1.125, or 1.25. | 2008-09-18 |
20080225990 | APPARATUS AND METHOD FOR SIGNAL PHASE CONTROL IN AN INTEGRATED RADIO CIRCUIT - An apparatus and method to control signal phase in a radio device includes a phase rotator configured to control a phase of a local oscillator. A phase error determination module is configured to determine phase error information based on received in-phase (I) and quadrature (Q) (IQ) signal values. A phase correction module is configured to derive from the received IQ signal values a correction signal and apply the correction signal to the phase rotator in a path of the local oscillator. | 2008-09-18 |
20080225991 | Method for searching pilot signals to synchronize a CDMA receiver with an associated transmitter - A method for synchronizing a CDMA receiver to a transmitter when an adaptive antenna is utilized to receive transmitted data, wherein a receiving antenna system is adapted between a 360° reception angle pattern (i.e., an omni-directional pattern) and a fixed reception angle (i.e., a directional pattern) by permitting the receiver to identify a pilot signal having the largest magnitude. The receiver minimizes interference from other pilot signals by steering antenna pattern nulls toward other transmitters. As a result, the time required for the receiver to acquire a valid pilot signal is significantly reduced. | 2008-09-18 |
20080225992 | Device and method for determining a symbol during reception of a signal coupled with a quadrature signal pair (I,Q) for QAM frequency control and/or rotation control - The invention relates to a device and a method for determining a symbol during reception of a signal coupled with a quadrature signal pair having a discriminator for the determination of a symbol with an analysis of a received signal in complex coordinate space, and a control loop for QAM frequency control and/or rotation control while control parameters are used, which are constructed and/or controlled depending on at least one of the symbols to be decided by the discriminator so that the control parameters are adjusted for decisions to be taken later, wherein one weighting device is constructed and/or controlled, providing in each case one weighting value for the symbols to be decided and/or decided by the discriminator among a plurality of weighting values depending on the symbol position in the complex coordinate space for the control loop. | 2008-09-18 |
20080225993 | HYBRID PILOT CONFIGURATION - Systems and methodologies are described that facilitate employing a hybrid pilot configuration in a wireless communications network. A hybrid pilot configuration includes common pilot symbols and dedicated pilots multiplexed together within a time transmission interval. The multiplexed pilot symbols can be received and utilized to demodulate channels. Common pilot symbols can be employed to demodulate control channels and dedicated pilot symbols can be utilized to demodulate data channels. Moreover, the dedicated pilot symbols can be employed to generate a channel estimate. The common pilot channels can be utilized in combination with the dedicated pilot symbols to augment the channel estimate. | 2008-09-18 |
20080225994 | DATA REPRODUCTION APPARATUS AND METHOD CAPABLE OF DETERMINING LEVEL VALUE OF VITERBI DECODER, AND COMPUTER-READABLE RECORDING MEDIUM HAVING RECORDED THEREON PROGRAM FOR IMPLEMENTING THE DATA REPRODUCTION METHOD - A data reproduction apparatus and method to accurately determine an initial level value of a viterbi decoder regardless of whether an operating frequency is in a stable state, and a recording medium having recorded thereon a program for implementing the data reproduction method, the data reproduction apparatus including: a storage unit to store a first input signal; a frequency detection unit to generate a frequency detection signal indicating that a frequency of the first input signal is detected and frequency information of the first input signal based on a second input signal; and a level value determination unit to detect at least one level value for the first input signal by converting a sampling rate for the first input signal based on a ratio between the frequency information and preset frequency information, and to determine the detected level value as an initial level value of the viterbi decoder. | 2008-09-18 |
20080225995 | Digital Broadcast Service Discovery Correlation - Aspects of the invention are directed to service and channel discovery in a digital broadcast network. A pilot synchronization symbol, which has known characteristics, is included as a first symbol of digital broadcast frames. The pilot symbol, which can be decoded without having to resort to trial and error methods, contains parameters for the rest of the signal. So, the rest of the signal can be decoded without trial and error methods after the pilot symbol (and any additional synchronization symbols) is decoded. Channels containing digital video broadcast services can be efficiently detected using the known part of the signal. If the fixed known part is not found from the examined signal, then the signal will be considered a non-digital-video-broadcast signal or an empty channel, and the receiver can promptly proceed to a next channel/frequency. In this way, detecting non-digital-video-broadcast and empty channels becomes relatively fast. | 2008-09-18 |
20080225996 | DIGITAL BROADCAST SERVICE DISCOVERY CORRELATION - Aspects of the invention are directed to service and channel discovery in a digital broadcast network. A pilot synchronization symbol, which has known characteristics, is included as a first symbol of digital broadcast frames. The pilot symbol, which can be decoded without having to resort to trial and error methods, contains parameters for the rest of the signal. In another aspect of the invention, at least two pilot symbols may be defined and used at the beginning of each frame. The at least two pilot symbols P1 and P2 may enable fast channel search and service discovery within the frame. Signaling may be realized as a combination of L1 and L2 signaling. | 2008-09-18 |
20080225997 | METHOD AND APPARATUS FOR SYNCHRONIZATION FOR MIMO TDS-OFDM SYSTEM - In a TDS-OFDM system, frequency offset estimate provided. A method for estimating a frequency offset comprising the step of correlating a known PN sequence with a received signal. | 2008-09-18 |
20080225998 | APPARATUS AND METHOD FOR ESTIMATING NOISE POWER IN FREQUENCY DOMAIN - An apparatus and a method for estimating noise power in frequency domain are provided. The apparatus and the method are applied to a state where no packet is transmitted over the channels. And the apparatus and the method acquire noise in every sub-carrier, and obtain the transmission status in every sub-channel to adjust bit-loading in every sub-carrier and improve the spectral-efficiency. | 2008-09-18 |
20080225999 | System and method for broadband pulse detection among multiple interferers using a picket fence receiver - A system and method to detect broadband pulses in the presence of multiple arrow band interferers is disclosed whereby a picket fence filtering method is detect and ignore the signal at the precise location of the narrow band interferers. | 2008-09-18 |
20080226000 | Method and Device for Digital Data Transmission - The present invention relates to a method for digital data transmission, wherein the transmission is effected by carrier frequency modulation and is disturbed by at least two different types of disturbance, the method comprising the following steps at the receiving end: a1) determining an estimate for the power of the received signal; a2) determining an estimate for the signal-to-noise-plus-interference ratio of the received signal; b) supplying at least the estimates determined in the steps a1) and a2) to a decision unit, which determines at least one dominant type of disturbance based on at least one predefinable decision criterion. In addition, the invention relates to a device for receiving data which are digitally transmitted by means of carrier frequency modulation, the device comprising an estimate determining device ( | 2008-09-18 |
20080226001 | ADJACENT CHANNEL INTERFERENCE DETECTION FOR WIRELESS COMMUNICATION - Techniques for detecting adjacent channel interference (ACI) in a wireless communication system are described. Input inphase (I) and quadrature (Q) samples are filtered with a first filter response to obtain filtered I and Q samples. The first filter response is designed to pass signal in an adjacent frequency channel while suppressing signals in a desired frequency channel and non-adjacent frequency channels. Correlations of the filtered I and Q samples are determined. The presence of ACI is detected based on the correlations of the filtered I and Q samples and the power of the input I and Q samples. If ACI is present, then whether the ACI is from a higher frequency channel or a lower frequency channel is determined based on one or more of the correlations. The input I and Q samples are filtered with a second filter response that is adjusted based on the detection of ACI. | 2008-09-18 |
20080226002 | System and method for broadband pulse detection among multiple interferers using a dynamic filter receiver - A system and method to detect broadband pulses in the presence of multiple strong narrow band interferers is disclosed whereby a dynamic filtering method is used to detect and notch out the interfering signal by forming notch filters at the precise location of the narrow band interferers. | 2008-09-18 |
20080226003 | Method and Device for Synchronizing Rectilinear or Quasi-Rectilinear Links in the Presence of Interference - A method of synchronizing a substantially rectilinear signal being propagated through an unknown channel, in the presence of unknown substantially rectilinear interferences, received by an array of N sensors, in which a known training sequence s(nT) is used comprising K symbols and sampled at the symbol rate T (s(nT), 0≦n≦{tilde over (K)}1), characterized in that, based on observations x((n+l/p)T) over the duration of the training sequence, where p=T/Te is an integer and Te the sampling period, a virtual observation vector X((n+l/p)T)=[x((n+l/p)T) | 2008-09-18 |
20080226004 | METHODS AND APPARATUS FOR CLOCK SIGNAL SYNCHRONIZATION IN A CONFIGURATION OF SERIES-CONNECTED SEMICONDUCTOR DEVICES - A system includes a system controller and a configuration of series-connected semiconductor devices. Such a device includes an input for receiving a clock signal originating from a previous device, and an output for providing a synchronized clock signal destined for a succeeding device. The device further includes a clock synchronizer for producing the synchronized clock signal by processing the received clock signal and an earlier version of the synchronized clock signal. The device further includes a device controller for adjusting a parameter used by the clock synchronizer in processing the earlier version of the synchronized clock signal. The system controller has an output for providing a first clock signal to a first device, and an input for receiving a second clock signal from a second device. The second clock signal corresponds to a version of the first clock signal that has undergone processing by a clock synchronizer in at least one of the devices. The system controller further includes a detector for processing the first and second clock signals to detect a phase difference therebetween; and a synchronization controller for commanding an adjustment to the clock synchronizer in at least one of the devices based on the phase difference detected by the detector. | 2008-09-18 |
20080226005 | APPARATUS AND METHOD FOR SYNCHRONIZING A CHANNEL CARD IN A MOBILE COMMUNICATION SYSTEM - An apparatus and a method for synchronization in a channel card in a mobile communication system are provided. A channel card for synchronizing a Digital Signal Processing (DSP) modem and a system clock in a mobile communication system includes the DSP modem for sending a reference signal, informing of a start of a transmission, to a Field-Programmable Gate Array (FPGA) modem, and the FPGA modem for comparing a reception time of the reference signal with a Global Positioning System (GPS) timer, for recording a GPS timer value corresponding to a start point based on the comparison, and for sending to the DSP modem the recorded GPS timer value corresponding to the start point at a preset GPS timer reference time. | 2008-09-18 |
20080226006 | DATA PLAYER AND DATA PLAY METHOD - A synchronous pattern detection section checks coincidence between a predetermined reference synchronous pattern and a bit pattern included in a data stream. Each time a bit pattern which coincides with the reference synchronous pattern is detected, the synchronous pattern detection section extracts a frame length of a data frame corresponding to the bit pattern which is detected, and stores the extracted frame length in a storage section. Each time a bit pattern which coincides with the reference synchronous pattern is detected in the synchronous pattern detection section, a synchronization determination section determines whether or not the bit pattern detected by the synchronous pattern detection section is a correct synchronous pattern, based on a plurality of frame lengths stored in the storage section and a bit length of a data stream which is obtained after detection of the bit pattern. With this structure, a synchronous pattern included in the data stream can be detected with higher precision. | 2008-09-18 |
20080226007 | METHOD AND APPARATUS FOR POWER ESTIMATION FOR TDSOFDM IN TRANSMISSION - A method and apparatus for a receiver to estimate the received power for each transmitting BS. The power measure can be obtained by using some or all receiving antennas. | 2008-09-18 |
20080226008 | Providing Accurate Time-Based Counters for Scaling Operating Frequencies of Microprocessors - The illustrative embodiments provide accurate time-based counters for scaling operating frequencies of microprocessors. A time-based counter circuit configuration in which a fixed frequency clock is derived from a PLL of the clock generation circuit of the microprocessor and is used to feed the external and internal timebase logic as well as a timebase accumulator counter. The timebase accumulator counter accumulates the tick events from the timebase logic between two core clocks. The accumulated value is transferred to the core clock domain on every clock edge of a scalable clock and the accumulator is then reset. Because the accumulated ticks are transferred to the core clock domain before the accumulator is reset, no ticks are ever lost using the circuitry of the illustrative embodiment. | 2008-09-18 |
20080226009 | CLOCK AND DATA RECOVERY CIRCUIT AND COMMUNICATIONS APPARATUS INCLUDING THE CLOCK AND DATA RECOVERY CIRCUIT - A clock and data recovery circuit that includes a unit to output N-phase clocks each of which has a phase shifted from the others by a time T | 2008-09-18 |
20080226010 | Reactor For Producing Controlled Nuclear Fusion - Method and apparatus for producing controlled steady state nuclear fusion with isotopes of low atomic numbers being the most useful reactants, such as Deuterium, Tritium and Helium3. The apparatus consists of a high voltage power supply and a high voltage spherical capacitor, constructed in such a way, that the outer shell is the anode and contained centrally within it, a hollow cathode, into which positive ions of the reactant gases can be injected through dielectric tubes and confined electrostatically within the cathode, until such high temperatures are reached, as to allow nuclear fusion to take place. The interior chamber of the cathode forms part of a hermetically sealed fuel circuit running through the capacitor, a turbo molecular pump is also connected in line with the fuel circuit, to drive the reactant gas through the reaction chamber The fusion product, which is mainly high energy Neutrons, Protons and alpha particles, is consequently converted to heat in the dielectric medium contained within the space between the anode and the cathode, this heat can easily be extracted and converted into useful energy using known methods. | 2008-09-18 |
20080226011 | Plasma Centrifuge Heat Engine Beam Fusion Reactor - A system and apparatus for a magnetized plasma nuclear fusion reactor, incorporating special design features which induce a plasma heat engine cycle in a rapidly rotating plasma. The heat engine operates either continuously or by oscillations. A continuous heat engine is formed in the open field outside a field reversed configuration. The oscillatory system operates in synchronism with cyclic acceleration, collision, and deceleration of plasma masses to produce nuclear fusion reactions at an economically useful rate with a relatively small driving power required. A special magnetic field design is combined with applied electrical voltages at the end of the field lines to produce required conditions. Design features allow recovery of large fraction of collision heat which would otherwise be dissipated as a parasitic loss. | 2008-09-18 |
20080226012 | Proliferation-Resistant Nuclear Reactor - Proliferation-resistant nuclear reactors are disclosed according to some aspects. In one embodiment the proliferation-resistant nuclear reactor comprises a plurality of spherically-shaped micro-fuel elements (MFEs), each comprising a MFE core having one or more fuel kernels, a buffer external to the fuel kernels, and one or more coatings external to the MFE core providing corrosion resistance, erosion resistance, fission product containment, or a combination thereof. The MFEs are not suspended in a solid material and each MFE is sized such that its delay time is less than its accident time. The nuclear reactor further comprises a reactor core containing at least a portion of the plurality of MEs, wherein the reactor core is configured for cross-flow of a coolant. | 2008-09-18 |
20080226013 | Shift Register Circuit - Each stage of a shift register circuit has a first input (R | 2008-09-18 |
20080226014 | DOUBLE BEAM SWITCH CONTACT - An LCD counter assembly including a housing that houses an LCD display at a first end and a printed circuit board (PCB) assembly at a second end opposite the first end. A diffuser is intermediate the PCB assembly and the LCD display, the LCD display and the PCB assembly in electrical contact with a connector that provides electrical signals from the PCB assembly to the LCD. The first end of the housing includes an aperture through which the LCD display is readily visible to an observer. The PCB assembly may include a backlight to improve the visibility of the LCD display. The PCB assembly further includes a PCB having a printed circuit and a plurality of pads, a single piece, double beam, activation and trigger switch combination assembled to the board, the board configured to receive the double beam activation and trigger switch combination and a removable tab to separate the activation switch in the double beam combination from one of the plurality of pads. | 2008-09-18 |
20080226015 | PULSE EXTENSION CIRCUITS FOR EXTENDING PULSE SIGNALS - A pulse extension circuit for extending a pulse signal includes an input unit for receiving the pulse signal, an edge detection unit coupled to the input unit for generating a initiation signal, a pulse initiation unit coupled to the edge detection unit for outputting a control signal and adjusting a voltage level of the control signal, a pulse width control unit coupled to the pulse initiation unit for outputting a termination signal, a reset unit coupled to the edge detection unit, the pulse initiation unit and the pulse width control unit for outputting the first reset signal and the second reset signal to reset the pulse initiation unit and the pulse width control unit, and an output unit coupled to the input unit and the pulse initiation unit for extending a signal period of the pulse signal according to the pulse signal and the control signal. | 2008-09-18 |
20080226016 | Reconstruction Algorithm for Object Point Outside the Scan-Field-of-View - CT scanners have a certain scan-field-of-view defined by the fan-angle of the system. According to an exemplary embodiment of the present invention, object points outside the scan-field-of-view may be reconstructed on the basis of a system of linear equations which may be solved iteratively and with reasonable effort. Therefore, explicit regularization techniques may be applied to recover the unknown object function. | 2008-09-18 |
20080226017 | Data Handling and Analysis in Computed Tomography With Multiple Energy Windows - An apparatus includes a computed tomography (CT) scanner ( | 2008-09-18 |
20080226018 | CONTRAST-ENHANCED CONE BEAM X-RAY IMAGING, EVALUATION, MONITORING AND TREATMENT DELIVERY - A method of imaging a patient's uncompressed region of interest using X-ray cone beam computed tomography or cone beam digital tomography comprises the step of introducing an effective amount of a contrast agent to the uncompressed region of interest. A system for imaging a patient's uncompressed region of interest using cone beam computed tomography (CBCT) or cone beam digital tomography (CBDT) comprises an X-ray source transmitting an X-ray to the uncompressed region of interest, an image acquisition system acquiring a plurality of two-dimensional projection images data for a CBCT or CBDT data set with at least one of the projection images acquired in 35 milliseconds or less, and a processor generating a three-dimensional computed tomography image data set resolving voxels with dimensions of 0.4 mm or less in at least two orthogonal directions. | 2008-09-18 |
20080226019 | Multiple Scatter Correction - According to an aspect of the present invention, a correction of X-ray intensities measured in an energy-resolved diffraction method may be provided for multiple scattered radiation without any assumptions on the geometry of the object examined. According to an exemplary embodiment of the present invention, the characteristic lines of the anode material in the primary spectrum are evaluated, resulting in a component analysis of the detected spectrum which may allow for a correction for its multiple scatter part. | 2008-09-18 |
20080226020 | Direct Measuring and Correction of Scatter For Ct - Cone-beam CT scanners with large detector arrays suffer from increased scatter radiation. This radiation may cause severe image artefacts. An examination apparatus is provided which directly measures the scatter radiation and uses this measurement for a correction of the contaminated image data. The measurement is performed by utilizing a 1-dimensional anti-scatter-grid and an X-ray tube with an electronic focal spot movement. Image data is detected at a first position of a focal spot and scatter data is detected at a second position of the focal spot. The image data is corrected on the basis of the scatter data. | 2008-09-18 |
20080226021 | Method and Apparatus to Facilitate Reconstructing an Image Using Fan-Beam Data - One provides ( | 2008-09-18 |
20080226022 | X-RAY CT SYSTEM, OBJECT-OUTLINE ESTIMATING METHOD, AND IMAGE RECONSTRUCTING METHOD - X-ray transmission data of a specific direction is extracted from X-ray transmission data obtained by rotating an X-ray tube irradiating an X-ray around an object. The outline of the object is calculated based on the X-ray transmission data of the specific direction. Then, based on this outline, the X-ray transmission data is corrected, and an image of the inside of the object is reconstructed from the corrected X-ray transmission data. | 2008-09-18 |
20080226023 | X-RAY EXAMINATION METHOD AND X-RAY EXAMINATION APPARATUS - An X-ray examination apparatus includes a scanning X-ray source for outputting X-rays, a sensor base which is attached with a plurality of X-ray sensors and which rotates about a rotation axis, and an image acquiring control mechanism for controlling rotation angle of the sensor base and acquisition of image data from the X-ray sensors. With respect to each X-ray sensor, the scanning X-ray source moves the X-ray focal position of the X-ray source to each starting position of the X-ray emission set so that the X-ray transmits through a predetermined examination area of an examination target and enters each X-ray sensor, and emits the X-rays. The image control acquiring control mechanism acquires image data detected by the X-ray sensors, and a calculation unit reconstructs an image of the examination area based on the image data. | 2008-09-18 |
20080226024 | Method And Arrangement For Automatic Exposure Control - The invention relates to an automatic exposure control of an imaging implemented by electromagnetic radiation, in particular to priorizing and selecting several automatic exposure signals in connection with mammography imaging, to be used in such a way that areas having darkened too little would not be left into the image to be formed, at least not in the area of the breast tissue. A selection process of the signals makes up an essential part of the invention, in which signals are selected for the basis of control of imaging parameters according to signal values, and possibly also according to the physical location of the signal sources, on the grounds of the selection criteria according to the invention. | 2008-09-18 |
20080226025 | Device and Method for Mapping the Distribution of an X-ray Fluorescence Marker - The invention relates to a method and a device for determining the distribution of an X-ray fluorescence (XRF) marker ( | 2008-09-18 |
20080226026 | BUILDUP-ROBUST DENSITY, LEVEL AND INTERFACE MEASUREMENT WITH y-BACKSCATTERING - System and methods for measuring the density, level, or interface position of a fluid or fluids in a vessel using gamma-ray backscatter are disclosed. The gamma-ray instruments disclosed may account for vessel wall buildup or deterioration. Methods disclosed herein include detecting gamma rays backscattered by a fluid from a gamma-ray source positioned proximate to a vessel with at least two gamma-ray detectors positioned proximate to the vessel and to each other; and determining a density, level, or interface value of the fluid based upon intensities of backscattered gamma rays received by the two or more gamma-ray detectors; wherein the vessel wall is subject to at least one of buildup and deterioration. The density, level, or interface may be a function of a ratio of the intensity of backscattered gamma rays received by two or more of the detectors. | 2008-09-18 |
20080226027 | Estimating strengths of wooden supports - A method of estimating the strength of a wooden support wherein gamma rays ( | 2008-09-18 |
20080226028 | Method and apparatus for automated, digital, radiographic inspection of aerospace parts - A system and method for automatic digital radiographic inspection of round aerospace parts ( | 2008-09-18 |
20080226029 | Medical device including scanned beam unit for imaging and therapy - A medical device includes a radiation source assembly having at least two radiation sources, where one or more of the radiation sources is adapted to generate an imaging beam for use in visualization of a scene and one or more of the radiation sources is adapted to generate a therapeutic beam for treatment of a medical condition. An optical fiber for directing radiation energy from the radiation source assembly toward a distal end of the medical device in the form of a beam. A reflector that receives the beam from the optical fiber, the reflector configured to direct the beam onto a field-of-view. A receiving system including a detector arranged and configured to receive radiation from the field-of-view to generate a viewable image. The imaging beam and the therapeutic beam are directed to follow a common path from the at least two radiation sources to the reflector. | 2008-09-18 |
20080226030 | Methods and Apparatus For the Planning and Delivery of Radiation Treatments - Methods and apparatus are provided for planning and delivering radiation treatments by modalities which involve moving a radiation source along a trajectory relative to a subject while delivering radiation to the subject. In some embodiments the radiation source is moved continuously along the trajectory while in some embodiments the radiation source is moved intermittently. Some embodiments involve the optimization of the radiation delivery plan to meet various optimization goals while meeting a number of constraints. For each of a number of control points along a trajectory, a radiation delivery plan may comprise: a set of motion axes parameters, a set of beam shape parameters and a beam intensity. | 2008-09-18 |
20080226031 | RADIATION IMAGING APPARATUS, AND METHOD AND PROGRAM FOR CONTROLLING RADIATION IMAGING APPARATUS - A radiation imaging apparatus is provided that stabilizes a dark current, image ghosting, and the sensitivity of the imaging apparatus, reduces the power consumption and the heat generation of a light source, and improves the durability of a conversion element. The radiation imaging apparatus includes a flat panel detector including a conversion unit, where the conversion unit includes a plurality of pixels arranged in a matrix and each of the pixels includes a conversion element capable of converting a radiation ray into electric charge, a light source capable of emitting light to the conversion unit, and a control unit configured to control the flat panel detector and the light source. The control unit controls the emission of light performed by the light source on the basis of a signal output from the flat panel detector. | 2008-09-18 |
20080226032 | ADAPTIVE GRADIENT WEIGHTING TECHNIQUE FOR DETECTOR BAD CELL CORRECTION - An imaging system includes a two-dimensional detector having a plurality of cells wherein each cell is configured to detect energy or signal passing through an object. The imaging system includes a computer programmed to acquire imaging data for the plurality of cells, identify a cell to be corrected, based on the imaging data, interpolate I | 2008-09-18 |
20080226033 | X-RAY APPARATUS WITH AN X-RAY MODULE HAVING INDIVIDUALLY CONTROLLABLE X-RAY SOURCES - An x-ray apparatus has at least one radiator module with a sealed vacuum housing and a high voltage connection. The at least one radiator module extends only partially around an examination space and has at least two x-ray sources that can be controlled individually. | 2008-09-18 |
20080226034 | Power modulation of a scanning beam for imaging, therapy, and/or diagnosis - An assembly comprising a radiation source to generate a beam of radiation, a modulator for modulating the power of the beam of radiation as a function of the position of the beam within a field-of-view to maintain the beam's power within a desired exposure level as the beam scans the field-of-view, and a reflector oscillating in a sinusoidal manner to direct the beam of radiation onto a field-of-view. | 2008-09-18 |
20080226035 | X-RAY EXAMINATION APPARATUS AND X-RAY EXAMINATION METHOD USING THE SAME - An X-ray examination apparatus changes a position of each X-ray sensor by rotating a sensor base, and resets a starting position of X-ray emission that becomes a X-ray focal position so that the X-ray enters each X-ray sensor after the position thereof is changed. A scanning X-ray source deflects an electron beam to easily change the position where the electron beam impinges a target of the X-ray source to an arbitrary location. The irradiating position of the electron beam then can be easily moved according to an accumulated irradiation time on the target. Therefore, maintenance can be performed without interrupting the X-ray examination. | 2008-09-18 |
20080226036 | X-Ray Examination Device - The invention concerns an X-ray examination device ( | 2008-09-18 |
20080226037 | System and method for normalization and calibration of an imaging system using a variable thickness filter - A system and method for calibrating a radiation imaging system include a dual use variable thickness radiation filter having a slit in one part thereof such that in a first position a radiation beam passing through is not attenuated and in a second position the radiation beam is attenuated according to the total filter thickness in the path of the radiation beam. The filter may be formed of multiple movable plates or a single piece of stepped high density material. | 2008-09-18 |
20080226038 | Radiation System and Radiation Beam Quality Detector and Method - A detector array is disposed relative to a radiation source such that radiation from the radiation source over a predetermined time period is substantially similar across the detector array. The detector array includes radiation detectors operatively coupled to detector electronics. The radiation filter material is disposed at least partially between the radiation source and the detector array such that different portions of the detector array are exposed to radiation from the radiation source through either different radiation filter material thicknesses or different radiation filter material compositions during the predetermined time period. So configured, information regarding the radiation such as beam quality information for radiation pulses is collected and used to confirm the quality of the radiation source or to adjust data collected by the radiation system. | 2008-09-18 |
20080226039 | Emergency call service with automatic third party notification and/or bridging - A system for processing emergency calls in a telecommunications network includes: receiving a first call at a node ( | 2008-09-18 |
20080226040 | SAVING INFORMATION FROM INFORMATION RETRIEVAL SYSTEMS - A method and system for allowing a calling party to save information obtained from an information retrieval system. The caller may select options to save the information to a memory location, e.g., the caller's own network-based voice mail system or a temporary voice mailbox provided for the caller by the information provider, from which the caller can subsequently retrieve and review the information. The information may be saved to an Internet-based website from which the caller may subsequently retrieve the information. The information may be forwarded to a separate telephone directory number for receipt by a third person or for storing on a remote voice mail system. Additionally, the information may be electronically mailed to the caller's electronic mail address for subsequent retrieval. Discussions with a live attendant may be recorded and stored, as audio files or as converted to text, for access by or delivery to the caller. | 2008-09-18 |
20080226041 | Phone Number Extraction System for Voice Mail Messages - Methods, apparatuses, and media for extracting phone numbers from voice mail messages are disclosed. Embodiments may include a method for determining a phone number in a voice mail message that includes analyzing a message and determining phone number(s) associated with the message based on the analysis. Embodiments of the method may also include generating a macro based on the determined phone number(s) and performing a macro action for at least one generated macro. In some embodiments, analyzing the message and determining phone number(s) associated with the message may include detecting a trigger word and parsing words in the message after the detected trigger word. In other embodiments, analyzing the message and determining one or more phone numbers associated with the message may include analyzing a voice-to-number dictionary and determining phone number(s) based on the dictionary. The macro action may include dialing, storing, deleting, etc. a phone number. | 2008-09-18 |
20080226042 | Systems and Methods for Enabling a User to More Easily Navigate an Interactive Voice Response (IVR) Menu - In one aspect, the present invention provides a system and method for enabling a user to more easily navigate an IVR menu by, for example, displaying to the user a visual representation of the IVR menu. | 2008-09-18 |
20080226043 | FAILOVER VOICE MESSAGING - An improved approach to failover voice messaging services is provided. In one example, a method includes detecting a network communication interruption between a branch office and a main office, provisioning a mailbox of a failover voice messaging system of the branch office, and receiving an incoming call at the branch office. The method also includes routing the incoming call to the mailbox, storing a message associated with the incoming call in the mailbox, and detecting a restored network connection between the branch office and the main office. The method further includes synchronizing the message between the mailbox of the failover voice messaging system of the branch office and a corresponding mailbox of a voice messaging system of the main office in response to the restored network connection. Failover voice messaging systems supporting such features are also provided. | 2008-09-18 |
20080226044 | System and method for managing a telecommunications network - A system and method for managing a telecommunications network and which may let a user monitor and control the user's network telephone services is disclosed. The system may include a CEO Dashboard, a Migration Module, and a Trouble Ticket Wizard. Additionally, the system may include backend processes that periodically run, ensuring that everything is being done to retrieve, and store, the user's available resources on the network. The system may be provided by an integrated platform that is available through online web access and that includes functions such as provisioning, billing, line management, and account management. | 2008-09-18 |
20080226045 | Method for the Remote Request of Information Which is Stored in a Telecommunication Entity and a Telecommunication Entity Having Remote Request Functionality for Stored Information - An apparatus and method for the remote request of information stored in telecommunication devices. In operation, an initialization message is transmitted to a telecommunication device, which initiates the remote request of stored information. The initialization message can also be used to notify the telecommunication device of an authorization code authorizing the remote inquiry and dial-in information for providing a transmission address of the requested information. After verifying the authenticating code and evaluating the dial-in information, a telecommunication connection is established to another telecommunication device corresponding to the dial-in information. The stored information is then transmitted to a requester via the telecommunication connection. | 2008-09-18 |
20080226046 | Integrated Alerting - In a wide-area communication system, users or numbers in the system to be alerted are ranked so to improve the efficiency of the alert calls. Rankings are based on various factors, including whether two or more users are on the same active call, whether a user is on an active call, how recently a user ended a call, and whether a user recently missed a call. Within rankings, there may be multiple callers or numbers. These users may further be ranked, such as by determining which caller is expected to end a call first based on the current elapsed time of the call and the average call duration for that user or number. | 2008-09-18 |
20080226047 | SYSTEM AND METHOD FOR SPAM DETECTION - A caller verification system and method include generating a challenge to be sent to a caller which requires a response from the caller prior to accepting a call. A response or lack thereof is determined from the caller, and the response is analyzed relative to an acceptable response to determine whether the caller is acceptable to communicate with. If the caller is acceptable, the call may be accepted. | 2008-09-18 |
20080226048 | METHOD AND SYSTEM FOR TEMPORARILY PROVISIONING A TELEPHONE SERVICE FEATURE FOR A SUBSCRIBER - The invention provides a method and system for temporarily provisioning a telephone service feature. At the request of a calling or called party, a telephone service feature to be temporarily provisioned can be identified. Once identified, the telephone service feature can be provisioned and activated to handle the telephone service feature. Upon completion of the call, the requested telephone service is deactivated. In order to activate the requested telephone service feature, system resources can be allocated to support the identified telephone service feature. The allocation of system resources can include reserving a pool of resources for activating the identified telephone service feature. For example, a pool of line interface circuits may be reserved specifically for providing temporary provisioning of the telephone service feature for subscribers. An available resource capable of processing the identified telephone service feature can be selected from the pool of resources. The selection of an available resource can include multiplexing the available resource onto a conduit that bears existing service for the subscriber for which the telephone service feature is being provisioned. | 2008-09-18 |
20080226049 | LOCATION BASED MIXER PRIORITIES IN CONFERENCES - In one embodiment, a method includes identifying a plurality of locations associated with a conference system that has a conference server and a mixer, and prioritizing the locations by assigning a first priority to at least a first location and assigning a second priority to a second location. The second priority is lower than the first priority. The method also includes processing received media streams such that media streams received from endpoints associated with the first location are processed as having a higher priority than media streams received from endpoints associated with the second location. | 2008-09-18 |
20080226050 | SYSTEM AND METHOD FOR ESTABLISHING CONFERENCE EVENTS - A system and method for providing additional information to conference participants with regard to a predefined conference event such as scheduled conference. In various embodiments, outgoing conference indications include an identifier that indicates to a recipient that the conference invitation is being sent due to the occurrence of a scheduled event and/or due to the occurrence of other conditions being met. | 2008-09-18 |
20080226051 | Techniques for managing a multimedia conference call - Techniques for managing a multimedia conference call are described. An apparatus may comprise a wireless device having at least one wireless transceiver and a conference call manager module. The conference call manager module may establish a voice connection and a data connection for a multimedia conference call using the wireless transceiver, the voice connection to communicate media information and the data connection to communicate conference call event information during the multimedia conference call. Other embodiments are described and claimed. | 2008-09-18 |
20080226052 | Method And System For Adding A Background Tone To A Call - A method for adding a background tone to a call includes: triggering a background tone service, according to a preset triggering mechanism, upon receipt of a call from a calling subscriber to a called subscriber; establishing a three-party call among the calling subscriber, the called subscriber, and the background tone service platform, and playing, by the background tone, a background tone service platform. A system for implementing a background tone service includes an exchange and a background tone service platform. By applying embodiments of the present invention, subscribers can communicate with each other and enjoy the background tone, which is more interesting. | 2008-09-18 |
20080226053 | Voice communication terminal - When an outgoing call is to be requested on a terminal, the terminal transmits a first outgoing call request containing the priority of outgoing call operation. When the terminal transmits the first outgoing call request, and then receives a second outgoing call request addressed to the terminal before it receives an incoming call response with respect to the first outgoing call request from a destination terminal, the terminal compares the priority contained in the second outgoing call request with the priority contained in the first outgoing call request. The terminal executes an incoming call response procedure corresponding to the second outgoing call request when the priority in the second outgoing call request is higher as the result of comparison between the priorities of outgoing call operation, and executes a outgoing call control following the first outgoing call request when the priority in the first outgoing call request is higher. | 2008-09-18 |
20080226054 | Efficient communication through networks - A method and device that interrogates the availability of a called party before placing a communication from the calling party to the called party. A callback may be initiated so that both communications are completed simultaneously. The routing of communication may take place through any one of a number of different networks and at another time of the day, even if the caller does not otherwise have access to those networks. | 2008-09-18 |
20080226055 | Systems, Methods, and Devices for a Callback/Callback Reminder Feature - A telecommunications device. The device includes a receiver for receiving an incoming call and a processor in communication with the receiver. The processor has a callback/callback reminder module for automatically calling back a calling party of an incoming call or for sending a user a reminder to callback the calling party. | 2008-09-18 |
20080226056 | Methods, Systems, and Products for Providing Telephony Services - Methods, systems, and products are disclosed for providing telephony services to customers. A metaservice is associated with a directory number. The metaservice is provisioned as a pseudo-service for advanced telephony services for the directory number. When a request is received for an advanced telephony service for the directory number, then the metaservice is provided to appear as the requested advanced telephony service. | 2008-09-18 |
20080226057 | Method and apparatus for placing a long distance call based on a virtual phone number - A method and apparatus for reducing the cost of long distance phone calls is disclosed. Accordingly, an originating phone network is operatively connected to a first intermediate point, and a receiving phone network is operatively connected to a second intermediate point. Each intermediate point is operatively connected to communicate via a data network. Users on the originating and destination phone networks may communicate based on virtual numbers. The virtual number is preferably within the local calling area of the originating phone network. The first and second intermediate points route calls to any geographic location, regardless of distance, over the data network based on the virtual number. This provides the advantage of allowing a user on the originating phone network to access a user at a distant location for a price that is substantially similar to the price of a local call. | 2008-09-18 |
20080226058 | SYSTEM AND METHOD FOR EXPEDITED RESOLUTION OF INQUIRIES FOR AN AUTOMATED AGENT - An automated agent system and method includes an action classifier which scores a representation of a portion of a user inquiry based on a knowledge bank. A comparing device compares a running score of the representation to a threshold to determine if enough information has been collected to respond early to the inquiry. An action mechanism provides an early response to the user prior to the user completing the inquiry if the threshold has been exceeded. | 2008-09-18 |
20080226059 | Method and system for managing calls - A method for managing calls includes allocating a plurality of agents among a plurality of queues, receiving a plurality of calls each for connection with at least one of the plurality of agents, and assigning each of the plurality of calls to a queue of the plurality of queues. The method further includes monitoring a dynamic value profile for each of the plurality of queues. The dynamic value profile for a queue is calculated based on one or more financial attributes of the current calls in the queue. The method includes determining that the dynamic value profile for a first queue is greater than the dynamic value profile for a second queue. In addition, the method comprises reallocating one or more of the plurality of agents, among the plurality of queues in response to determining that the dynamic value profile for the first queue is greater than the dynamic value profile for the second queue. | 2008-09-18 |
20080226060 | OUTLET ADD-ON MODULE - A method and an apparatus for upgrading an existing service outlet (e.g. LAN, telephone, power or CATV outlet) in a house by adding functionality thereto. The functionality is added by an add-on module, connected electrically and secured mechanically to the existing outlet. Several attachment devices are exampled, including surface attachment, side clamping, snap locking, strap securing and fastening screws. The add-on module may include a service connector for retaining the basic existing outlet function. The module may be attached in a permanent way or by using a detachable solution. | 2008-09-18 |
20080226061 | Universal speakerphone with adaptable interface - An adaptable or universal communication interface module is linked to a main speakerphone module having audio pickup and playback capabilities, resides between the telephone and the communications line and allows users to utilize a non-manufacturer-specific speakerphone, i.e., that that can be used with any telephone communication system. When the user wishes to conduct a “hands free” conversation, the interface module will capture the audio signals and send them to the main speakerphone module to be played on loudspeakers. The interface module will also take the processed audio signal from the main speakerphone module and plant it in the communication link in place of the audio signals coming out of the telephone. | 2008-09-18 |
20080226062 | Method for Secure Transmission of Data - A system and method concerns a secure transmission of a file fragmentable into a plurality of fragments, and comprises (a) initially fixing a global encryption key; (b) encrypting the fragmentable file based on said global key to form a first encrypted file; (c) encrypting the global key by means of an asymmetric encryption algorithm using a public key to obtain a global encrypted key; (d) inserting values representing the global encrypted key among the fragments of said encrypted file to form a second encrypted file; and (e) transmitting the second encrypted file. | 2008-09-18 |
20080226063 | SIMPLE UNIVERSAL HASH FOR PLAINTEXT AWARE ENCRYPTION - A simple universal hash apparatus and method include input means for inputting at least one of a plurality of Plaintext blocks into an integrity aware encryption scheme using at least one of two secret keys to obtain a plurality of Ciphertext blocks; Plaintext checksum means for computing a Plaintext checksum value from said plurality of Plaintext blocks; Ciphertext checksum means for processing said plurality of Ciphertext blocks and a third key to obtain a Ciphertext checksum; and combination means for combining said Plaintext checksum and said Ciphertext checksum to obtain the simple universal hash value. | 2008-09-18 |
20080226064 | CHINESE REMAINDER THEOREM - BASED COMPUTATION METHOD FOR CRYPTOSYSTEMS - A computer hardware implemented cryptography method computes a modular exponentiation, M:=C | 2008-09-18 |
20080226065 | Method for secure communication between a secure hardware device and a computer and apparatus for changing a shared secret for generating a session key for a secure communication between a secure hardware device and a computer - There is provided a method for secure communication between a secure hardware device connected to a computer and said computer, | 2008-09-18 |
20080226066 | APPARATUS FOR BATCH VERIFICATION AND METHOD USING THE SAME - A batch verification apparatus and method wherein, the method includes: generating a plurality of secret keys, a plurality of public keys corresponding to the plurality of secret keys, and a plurality of verification values corresponding to the plurality of public keys; calculating a first batch verification value based on the plurality of verification values; calculating a second batch verification value based on the plurality of secret keys and the plurality of verification values; comparing the first batch verification value and the second batch verification value; and determining that a batch of the received plurality of verification values is verified when the first batch verification value is equal to the second batch verification value. | 2008-09-18 |
20080226067 | Method and Circuit for Encrypting a Data Stream - Current legislation requires the possibility of encryption when storing television programmes received by broadcast. However, legacy playback apparatuses will not be able to play back such encrypted data in a regular way, but possibly in a wrong way. This may result in problems like damage of speakers. Therefore, the application intends to hide any of such possibly damaging streams by intentionally providing such streams with a wrong identification during the encryption process. The application provides among others a method and circuit for encryption and a method and circuit for decryption. The application is especially suitable for DVD recorders, but may also be employed for other video and/or audio recorders. The invention may even be used for encrypting non-audiovisual data. | 2008-09-18 |