25th week of 2009 patent applcation highlights part 32 |
Patent application number | Title | Published |
20090154586 | MIMO RECEIVER, QR DECOMPOSITION AND MULTI-DIMENSIONAL DETECTION USED IN THE MIMO RECEIVER - Provided are a receiver of a Multiple Input Multiple Output (MIMO) system, QR decomposition and multi-dimensional detection used in the receiver. The receiver includes: a QR decomposing unit for performing a QR decomposing operation in cycles 1 to n | 2009-06-18 |
20090154587 | MIMO ANTENNA RECEIVING APPARATUS AND RECEIVING METHOD - Provided is a reception apparatus and method of a Multiple Input Multiple Output (MIMO) system that receives a plurality of different data streams in a multiple cell environment. The reception apparatus for receiving a plurality of different data streams in a multiple input multiple output (MIMO) antenna system includes a data stream detector for detecting each data stream by removing interference between the different data streams while maintaining channel information; and a cochannel interference (CCI) remover for removing cochannel interference from each data stream detected in the data stream detector. The present invention can remove cochannel interference and increase channel capacity to thereby acquire both diversity gain and multiplexing gain. | 2009-06-18 |
20090154588 | CHANNEL QUALITY REPORT PROCESSES, CIRCUITS AND SYSTEMS - An electronic device includes a first circuit ( | 2009-06-18 |
20090154589 | SYSTEMS AND METHODS FOR SIGNAL MODULATION AND DEMODULATION USING PHASE - Certain embodiments provide a system for recovering data from at least one signal. The system can include an analog-to-digital converter (ADC) and in-phase/quadrature (IQ) generator component that can sample a signal recovered from a communication medium to generate a first signal sample and a second signal sample. A Fast Fourier Transform (FFT) component can process the first signal sample to generate a first signal phase and process the second signal sample to generate a second signal phase. A phase difference calculation component can determine a phase difference between the first signal phase and the second signal phase, determine a bit value represented by the signal based on the phase difference, and output the bit value to an end device coupled to the phase difference calculation component. | 2009-06-18 |
20090154590 | MULTILEVEL QAM DEMODULATOR, MULTILEVEL QAM DEMODULATION METHOD, AND WIRELESS COMMUNICATION SYSTEM - A multilevel QAM demodulator includes a phase difference calculation unit calculating a phase difference signal based on the common phase signal and orthogonal signal after the phase rotation compensation, a phase shift amount calculation unit calculating a phase shift amount indicating a degree of a phase shift based on the common phase signal and orthogonal signal after the phase rotation compensation and phase noise compensation, and a correction unit correcting the phase difference signal based on the phase shift amount. A phase rotation is performed for the phase noise compensation based on the phase difference signal corrected by the correction unit. | 2009-06-18 |
20090154591 | High-speed serial data signal transmitter driver circuitry - Transmitter driver circuitry for outputting a high-speed serial data signal (e.g., in the range of about 10 gigabits per second or higher) includes H-tree driver circuitry having only a main driver stage and a post-tap driver stage. At least one transistor in the H-tree driver circuitry is constructed and connected to provide electrostatic discharge protection. PMOS and NMOS current sources are used for the H-tree driver circuitry to enhance power supply noise rejection. | 2009-06-18 |
20090154592 | DATA TRANSMITTING SYSTEM, DATA TRANSMITTING METHOD AND BASE STATION - A base station used in a packet transmission system in which shared user data to be selectively received by a user are transmitted using a shared data channel from one or more base stations to one or more mobile stations is provided. The base station includes means configured to provide user control data associated with transmission of the shared user data; means configured to provide notification data that include notification information used to select the shared user data and group identification information for specifying the notification information; and means configured to generate an associated control channel that is associated with the shared data channel and includes the user control data and the notification data, the associated control channel and the shared data channel being transmitted from the base station to the mobile station. The generated associated control channel is transmitted from the base station to the mobile stations. | 2009-06-18 |
20090154593 | METHOD AND SYSTEM FOR SUPPORTING A VARIABLE AND ENERGY EFFICIENT DATA RATE USING A DUTY CYCLING TECHNIQUE AND MULTIPLE POWER STATES ON AN ETHERNET LINK - Aspects of a method and system for supporting a variable and energy efficient data rate using a duty cycling technique and multiple power states on an Ethernet link are provided. In this regard, a data rate on a network link may be duty cycled based on characteristics of data communicated over it. The network link may operate at a first data rate for a first portion of the time interval and may operate at a second data rate for a second portion of the time interval. The duration of each portion of the time interval and/or the data rate during each portion of the time interval may be adjusted to control the duty cycling. Power consumed in a device connected to the network link may be controlled based on the duty cycling of the link. | 2009-06-18 |
20090154594 | POWER LINE COMMUNICATION DEVICE WITH DC POWER OUTPUT AND NETWORK SIGNAL TRANSMISSION ABILITIES - A power line communication device having DC power output and network signal transmission abilities has a casing, a power cable connector, a network signal converting circuit and a first connecting interface. The network signal converting circuit is connected to the power cable connector, sends and receives network signals over a power cable connected to the power cable connector and transforms an AC power source to a DC power source. The first connecting interface is connected to the network signal converting circuit for connecting to and exchanging the network signals with an external network device and has a network port and a DC power output port. The DC power output port outputs the DC power source from the network signal converting circuit to the external network device. Therefore, the first connecting interface is capable of outputting the DC power source and transmitting the network signals. | 2009-06-18 |
20090154595 | I-Q MISMATCH CALIBRATION AND METHOD - Techniques are provided for reducing mismatch between the in-phase (I) and quadrature (Q) channels of a communications transmitter or receiver. In an exemplary embodiment, separate voltages are applied to bias the gates or bulks of the transistors in a mixer of the I channel versus a mixer of the Q channel. In another exemplary embodiment, separate voltages are applied to bias the common-mode reference voltage of a transimpedance amplifier associated with each channel. Techniques are further provided for deriving bias voltages to minimize a measured residual sideband in a received or transmitted signal, or to optimize other parameters of the received or transmitted signal. Techniques for generating separate bias voltages using a bidirectional and unidirectional current digital-to-analog converter (DAC) are also disclosed. | 2009-06-18 |
20090154596 | RF TRANSMITTER HAVING MULTIPLE CONSTANT TRANSMIT POWER LEVELS - A radio frequency transmitter includes a baseband transmit processing module, a mixing module, a power amplifier, a transmit power sense module, and a transmit power control module. The baseband transmit processing module is operably coupled to encode outbound data into outbound baseband signals in accordance with one of a plurality of encoding protocols. The mixing module is operably coupled to convert the outbound baseband signals into outbound radio frequency signals. The power amplifier is operably coupled to amplify the outbound RF signals prior to transmission to produce amplified outbound RF signals. The transmit power sense module is operably coupled to sense the amplified outbound RF signals to provide a transmit signal strength indication (TSSI). The transmit power control module is operably coupled to adjust gain of the baseband transmit processing module, the mixing module, and/or the power amplifier based on the TSSI and the particular encoding protocol used to produce the baseband signals. | 2009-06-18 |
20090154597 | Linear and Non-Linear Dual Mode Transmitter - A transmitter includes a dual mode modulator and an amplifier coupled to the dual mode modulator. The dual mode modulator implements a linear modulation scheme during a first mode of the modulator to produce a variable envelope modulated signal. The dual mode modulator implements a non-linear modulation scheme during a second mode of the modulator to produce a constant envelope modulated signal. The amplifier is biased as a linear amplifier during the first mode of the modulator and is biased as a non-linear amplifier during the second mode of the modulator. A feed-forward connection between the dual mode modulator and the amplifier is used to indicate a change in modulation mode and to adjust the bias of the amplifier. A power of the constant envelope modulated signal is increased such that an operating point of the amplifier remains substantially constant during the first and second modes of the modulator. | 2009-06-18 |
20090154598 | DIGITAL MODULATOR FOR A GSM/GPRS/EDGE WIRELESS PLAR RF TRANSMITTER - A digital modulator in a radio transmitter includes circuitry for switching between Gaussian Minimum Shift Keying (GMSK) and Phase-Shift Keying (PSK) while maintaining spectral mask requirements. The digital modulator of the present invention includes both GMSK and PSK symbol mappers that produce PSK in-phase and quadrature symbols and GMSK symbols, respectively, to a pulse shaping block. Based on opposite phases of a modulation control signal, the symbol mappers produce either modulated data or a steam of logic zeros to the pulse shaping block. The pulse shaping block filters the received data and multiplexes the data so that each modulated data stream receives non-zero data during a guard time to avoid abrupt changes in the modulated signal that would violate the spectral mask requirements. | 2009-06-18 |
20090154599 | Apparatus and method for detecting communications from multiple sources | 2009-06-18 |
20090154600 | QRD-QLD searching based sphere detector for MIMO receiver - An apparatus includes a receiver configurable to receive signals from y pairs of antennas, where y is greater than one, and where the received signals convey coded bits of information. The apparatus further includes a detection block that includes a plurality of search modules configurable to process signals received from pairs of the antennas in parallel to find partial Euclidian distances and determine valid partial candidates for individual antennas; and a plurality of sort modules configurable to sort the valid partial candidates to find M best partial candidates to be combined into M | 2009-06-18 |
20090154601 | COMMUNICATIONS DEVICE AND RELATED METHOD WITH IMPROVED ACQUISITION ESTIMATES OF FREQUENCY OFFSET AND PHASE ERROR - A repeated preamble bit or symbol pattern such as for a binary phase shift keyed (BPSK) communications signal is received within a modem. An initial frequency offset and phase error estimate is generated by processing a Fast Fourier Transform (FFT) that detects the repeated preamble pattern for a block of samples within the communications signal. Two halves of the block of samples are correlated with a plurality of different BPSK shifted sequences to obtain a symbol timing alignment based on the shifted sequence providing the maximum correlation value. A frequency offset estimate is iteratively updated an N number of times using the shifted sequence providing the maximum correlation value to refine an acquisition estimate of the frequency offset and phase error of the received communications signal. | 2009-06-18 |
20090154602 | COMMUNICATIONS DEVICE AND RELATED METHOD WITH REDUCED FALSE DETECTS DURING START OF MESSAGE BIT CORRELATION - A communications device includes a signal input for receiving signals such as a binary phase shift keyed (BPSK) communications signal having a repeated preamble bit or symbol pattern. A modem processes the communications signal and includes a demodulator and processor that generates an initial frequency offset estimate and phase error estimate by processing a Fast Fourier Transform (FFT) that detects the repeated preamble pattern for a block of samples within the communications signal, correlates within a start of message correlator to search for a start of message sequence and correlates different phases of the repeated preamble pattern within training correlators for reducing false detections of the start of message. Radio circuitry is operative with the modem for processing communications data obtained from the communications signal. | 2009-06-18 |
20090154603 | Weather band radio having digital frequency control - In one embodiment, the present invention includes a digital mixer to receive and digitally mix incoming weather band radio data with a control signal, a digital demodulator to demodulate the data to obtain a demodulated signal, and a digital feedback loop coupled between the demodulator and the digital mixer. The digital feedback loop includes a loop filter to receive the demodulated signal and to generate a filtered output and a fine tune controller to receive the filtered output and a frequency control signal and to generate the control signal based on them. In this way, audible artifacts caused by a frequency step change occurring in an analog front end to which the digital circuitry is coupled can be reduced or removed. | 2009-06-18 |
20090154604 | MULTI-DIMENSIONAL DETECTOR FOR RECEIVER OF MIMO SYSTEM - Provided are a multi-dimensional detector for a receiver of an MIMO system and a method thereof. The multi-dimensional detector includes a first symbol detecting unit for calculating symbol distance values using an upper triangular matrix (R) obtained from QR decomposition to detect an m | 2009-06-18 |
20090154605 | SYSTEM AND METHOD FOR PERFORMING DIRECT MAXIMUM LIKELIHOOD DETECTION - A method, wireless device, and wireless communication system perform Maximum Likelihood Detection. At least one data signal is accepting on at least one communication channel ( | 2009-06-18 |
20090154606 | Combining soft decisions in a weather band radio - According to one aspect of the present invention, an apparatus is provided to enable weather band radio signals to be received and processed using a digital signal processor (DSP). The DSP can include functionality to implement both frequency modulation (FM) demodulation and weather band data demodulation, i.e., specific area encoding (SAME) demodulation. In one such embodiment, soft decision samples of a SAME message can be combined, and based on a combined result, a hard decision unit can generate a bit value of weather band data. | 2009-06-18 |
20090154607 | Method and Apparatus for Blind Decoding - According to the teachings presented herein, a method and apparatus provide a reduced search space for blindly decoding a message included in a signal received at a communication receiver, where the message has an unknown format. Improving blind detection efficiency in this manner offers numerous advantages, including but not limited to lower power consumption through reduced processing overhead, and lower power consumption through expanded sleep opportunities. As a non-limiting example, the communication receiver comprises a mobile station configured for operation according to Long Term Evolution (LTE) standards, as promulgated by the 3GPP for E-UTRA systems, where the mobile station is configured to reduce a search space of DCI message decoding by determining message format likelihoods and blindly decoding a received DCI message based on the message format likelihoods. | 2009-06-18 |
20090154608 | RECEIVING APPARATUS AND METHOD FOR MIMO SYSTEM - Provided are a receiving apparatus for a multiple input multiple output (MIMO) system and a method thereof. The receiving apparatus includes a QR decomposing unit for calculating a single (Q) matrix vector and an upper triangle (R) matrix vector for a receiving signal vector; a first symbol estimation unit for estimating predetermined symbols using the calculated Q matrix vector and R matrix vector; a log likelihood ratio (LLR) calculating unit for calculating log likelihood ratios of unit bits for the estimated symbols; an interference removing unit for receiving a decoded signal that is decided using the calculated log likelihood ratios and removing interference from the receiving signal vector; and a second symbol estimation unit for linearly estimating remaining symbols for the interference removed signal. | 2009-06-18 |
20090154609 | APPARATUS AND METHOD FOR SELECTING CORRELATION SCHEME BASED ON CARRIER FREQUENCY ERROR - Provided is a correlation scheme selecting apparatus and method that can acquire initial synchronization efficiently by calculating frequency error criterion threshold between correlation schemes and selecting a correlation scheme for each region when a correlation value is calculated for initial sync in a communication system with carrier frequency errors. The method for selecting a correlation scheme based on a carrier frequency error includes: calculating mis-detection probability values based on a normalized frequency offset for each correlation scheme; determining as a frequency-error criterion threshold a crossing point of graphs of the calculated mis-detection probability values for each correlation scheme; and selecting a correlation scheme based on the determined frequency-error criterion threshold. | 2009-06-18 |
20090154610 | GUARD INTERVAL ANALYSIS METHOD AND APPARATUS - A receiver circuit processes a received signal to determine information regarding a guard interval therein. The receiver circuit typically forms digital samples from the received signal; generates a correlation function with peaks at positions that are determined by the size of the guard interval and a position of the guard interval within the received signal. The receiver circuit includes one or more comb filters, each corresponding to a possible guard interval size, each receiving a series of locations at which the correlation function exceeds a predetermined threshold, and each producing an output that provides information about the guard interval size and/or position. This advantageously allows the receiver circuit to determine the guard interval size quickly, for example, even in the case of received signals with relatively low signal-noise ratio. | 2009-06-18 |
20090154611 | METHODS AND APPARATUS FOR LOW OVERHEAD MSK DECODING - Methods and apparatus for receiving a signal having a intermediate frequency (IF), sampling the IF signal at a selected sampling frequency, correlating the sampled IF signal with a preamble signal, determining a correlation peak for the correlated signals, identifying chips of the preamble signal based upon the correlation peak, and decoding the IF signal to obtain and store information encoded in the IF signal. | 2009-06-18 |
20090154612 | METHOD AND SYSTEM FOR DYNAMIC FILTERING AND DATA CONVERSION RESOLUTION ADJUSTMENTS IN A RECEIVER - Aspects of a method and system for dynamic filtering and data conversion adjustments in a receiver are provided. Exemplary aspects of the invention may include a receiver comprising a data converter and one or more filters, and a resolution of the data converter and/or a frequency response of the filters may be varied/configured (e.g., via one or more switching elements) based on one or more characteristics of a received signal. The received signals may be amplified and/or filtered prior to determining the characteristics. The resolution of the data converter and/or a quality factor of one or more of the filters may be reduced when measured interference is below a threshold and increased when measured interference is above a threshold. The resolution of the data converter and/or the frequency response of the filter may be determined based on an error rate associated with the received signals. | 2009-06-18 |
20090154613 | TIMING-FREQUENCY OFFSET AND CARRIER-FREQUENCY OFFSET ESTIMATIONS FOR MULTI-CARRIER MODULATED SIGNALS USING PILOT TONES - In one embodiment, a demodulator demodulates a multi-carrier modulated signal having two pilot tones. The demodulator calculates a first phase angle for the first pilot tone and a second phase angle for the second pilot tone based on the time-domain multi-carrier modulated signal. A timing-frequency offset estimate is calculated using the first and second phase angles. Further, a fine carrier-frequency offset estimate is calculated for each pilot tone based on the corresponding phase angle and the timing-frequency offset estimate. Each fine carrier-frequency offset estimate is combined with a coarse estimate and weighted. The weighted estimates are then combined. In further embodiments, the timing-frequency offset estimate is weighted and combined with a weighted timing-frequency offset estimate generated using a cyclic prefix. In yet further embodiments, the weighted carrier-frequency offset estimates are combined with a weighted carrier-frequency offset estimate generated using a cyclic prefix. | 2009-06-18 |
20090154614 | METHOD AND APPARATUS FOR DETECTING A FREQUENCY BAND AND MODE OF OPERATION - A method and apparatus for detecting a frequency band and mode of operation using recursive sampling and narrowing down is disclosed. The method comprises sampling ( | 2009-06-18 |
20090154615 | INTEGRATED CIRCUIT FOR PROCESSING MULTI-CHANNEL RADIO SIGNAL - A multi-channel radio signal processing integrated circuit ( | 2009-06-18 |
20090154616 | RESIDUAL FREQUENCY OFFSET COMPENSATION APPARATUS USING PHASE SHIFT COMPENSATION SCHEME - A residual frequency offset compensation apparatus is provided. The residual frequency offset compensation apparatus includes: a basic phase offset compensation unit compensating input symbols using a previously stored basic phase offset and generating first symbols; a phase shift calculation unit calculating a phase shift value of each of a predetermined number of the first symbols using first detection symbols and the first symbols, the first detection symbols being generated by detecting the first symbols; a phase shift compensation unit compensating the first symbols based on an average of the phase shift values; and a basic phase offset update unit updating the basic phase offset based on the phase shift values. | 2009-06-18 |
20090154617 | AUTOMATIC GAIN CONTROL DEVICE, SIGNAL RECEIVING APPARATUS, AND SIGNAL RECEIVING METHOD - A signal receiving apparatus according to an embodiment of the present invention includes: an amplifier that controls a gain according to a gain control signal and amplifies a received signal to generate an amplified signal; an analog-to-digital (A/D) converter that converts the amplified signal into a digital signal; a Fourier transform unit that performs Fourier transform of the digital signal to a frequency domain signal to generate a Fourier transform signal; a demodulator that demodulates the Fourier transform signal to generate a demodulated signal; and an automatic gain control unit that divides the Fourier transform signal into a noise period and a symbol period, calculates the signal level of the noise period based on the signal level of the symbol period, and generates the gain control signal according to the signal levels of the symbol period and the noise period. Accordingly, when a non-cyclic burst signal is received, the non-cyclic burst signal is divided into a signal presence period and a signal absence period, and the gain is only controlled by using the signal presence period. Therefore, accuracy of the signal level can be secured, and the signal level of the symbol can be calculated in the frequency domain, thereby reducing complexity. | 2009-06-18 |
20090154618 | Device and method for calculating Channel State Information - Device and method for calculating channel state information (CSI) are disclosed. The device and method are applied to calculate the channel state information of a dual-carrier modulation system. When a channel equalization value is transmitted into this system, an absolute-value computing unit computes the absolute value for each equalization value. The absolute-value computing unit is electrically connected to a channel classifying unit that is used to separate signals to two channels. Every channel is connected to the equalization-value comparing unit. One smaller value resulted from a comparison operation is employed as the new-defined CSI for these two channels. Afterward, this CSI can be used in a decoder for enhancing the performance of dual-carrier modulation system in a multi-path fading channel. | 2009-06-18 |
20090154619 | FREQUENCY ERROR ESTIMATOR USING SECOND-ORDER LOOP FILTER AND OPERATING METHOD OF THE FREQUENCY ERROR ESTIMATOR - A frequency error estimator and an operating method of the frequency error estimator are provided. In the frequency error estimator and the operating method of the frequency error estimator, a frequency error between a transmitter and a receiver of a mobile communication system using a reference code is calculated, thereby improving the precision of estimation while reflecting variations in frequency over time. | 2009-06-18 |
20090154620 | SYSTEMS AND METHODS FOR INTERFERENCE CANCELLATION IN A RADIO RECEIVER SYSTEM - A system and method for interference cancellation is provided to cancel/greatly reduce the interference of a wireless network. The interferers are separated from a desired signal using independent component analysis by hypothesizing the transmitting sequence. An optional whitening filter is used after the signal separation to improve the signal conditioning. The separated signal is processes by a second pass channel estimation to improve the signal channel estimation and is fed to MLSE algorithm, such as a Viterbi algorithm, for signal detection. The system and method provides significant gain over all previous methods with no limitation to the frequency type or specific interference profile such as the ratio of the dominant interferer to the other interferers. It is possible to separate the interferers without prior knowledge of the specific parameters of the interferers and with much less complexity than conventional joint demodulation detection methods. The algorithm employed is considered a blind estimation approach which makes it attractive for wireless devices that have limited power resources. | 2009-06-18 |
20090154621 | MIMO-ADAPTED DISTRIBUTED ANTENNA SYSTEM - Methods and systems for carrying different signals required for MIMO communication using a single coaxial cable between two endpoints of a distributed antenna system (DAS) network. Original MIMO signals having the same frequency are frequency-separated at a first endpoint of the network. The frequency-separated signals are propagated together over the single coaxial cable and then reconstructed to their original frequency at a second endpoint of the network. | 2009-06-18 |
20090154622 | System and Method for Filter Response Switching - A system and method are provided for efficiently switching a loop bandwidth using stored values in a digital filter of a phase-locked loop system. In a first timeslice, an input signal is digitally filtered using base coefficients multiplied by stored filter output and input values from previous timeslices. The filter output value is used to acquire the input signal frequency in a first bandwidth. In response to changes in the input signal frequency, the input signal is digitally filtered in a predetermined number of first intermediate period timeslices using transient coefficients multiplied by stored filter output and input values from previous timeslices. As a result, the first filter output value is maintained within a predetermined range. In a second timeslice, the input signal is digitally filtered using base coefficients multiplied by stored filter output and input values from previous timeslices to acquire the input signal frequency in a second bandwidth. | 2009-06-18 |
20090154623 | Frame-Synchronization Method and Device - A frame synchronization method and device. The method determines the frame start position D. That position D is the same as a position of a window H sliding along the received frame T | 2009-06-18 |
20090154624 | METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING A TIMING CORRECTION MESSAGE IN A WIRELESS COMMUNICATION SYSTEM - A method for transmitting a timing correction message in a wireless communication system, the method comprising, Generating the timing correction message comprising a 8-bit MessageID field and a 2-bit NumSectors field wherein, the NumSectors field indicates the number of sector records in the message and a 16 bit TimingCorrection field wherein, the TimingCorrection indicates the timing correction on the sector and last 15 bits indicate the magnitude of timing correction in units of ⅛ chips and transmitting the timing correction message over a communication link. | 2009-06-18 |
20090154625 | JOINT ESTIMATION APPARATUS OF CHANNEL AND FREQUENCY OFFSET BASED ON MULTIBAND-ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING AND THEREOF - The present invention relates, in general, to a joint channel and frequency offset estimation apparatus and method based on a multi-band-orthogonal frequency division multiplexing system, and, more particularly, to a joint channel and frequency offset estimation apparatus and method based on an MB-OFDM system, which uses low-rank LMMSE channel estimation, in which a low-rank is applied to the MB-OFDM system, thus decreasing complexity, and adds a simple structure using the autocorrelation characteristics of an estimated channel, thus joining channel estimation to frequency offset estimation at low complexity. | 2009-06-18 |
20090154626 | CONTINUOUS RECEIVER CLOCK ALIGNMENT AND EQUALIZATION OPTIMIZATION - The available bandwidth of an Input/Output (I/O) communications link is increased by removing the need for retraining events on a communications link. This results in removing a potentially severe system performance degradation penalty that may occur from data traffic stoppage during the retraining events. The available bandwidth is further increased by removing a timing error which results in increasing a timing margin for other components. This results in an increase in the maximum speed of systems with high speed I/O and communication transceiver Integrated Circuits (IC)s. | 2009-06-18 |
20090154627 | METHODS AND APPARATUS FOR IDENTIFYING A PREAMBLE SEQUENCE AND FOR ESTIMATING AN INTEGER CARRIER FREQUENCY OFFSET - In accordance with a method for identifying a preamble sequence and for estimating an integer carrier frequency offset, a signal that comprises a preamble sequence from a set of possible preamble sequences is received. A reduced set of integer carrier frequency offset (CFO) candidates may be determined. Cross-correlation operations may be performed with respect to the received signal and multiple candidate transmitted signals. Each candidate transmitted signal may include one of the set of possible preamble sequences. In addition, each candidate transmitted signal may correspond to one of the reduced set of integer CFO candidates. Multiple correlation values may be determined as a result of the cross-correlation operations. The correlation values may be used to identify the preamble sequence and to estimate the integer CFO. | 2009-06-18 |
20090154628 | SCAN SIGNAL GENERATING CIRCUIT AND SCAN SIGNAL GENERATING METHOD THEREOF - The invention provides scan signal generating circuits and scan signal generating methods thereof. The scan signal generating circuit comprises a first, a second and a third switch and a capacitor, and generates a scan signal driving a pixel. The first switch is turned on to couple an input signal to a first node when a first clock signal is high. The second switch, controlled according to the voltage level at the first node, is turned on to couple a second clock signal that has an inverse phase of the first clock signal to an output terminal of the scan signal generating circuit when the voltage level at the first node is high. When the first clock signal is high, the third switch is turned on to couple the output terminal to a first voltage source. The first node is coupled to ground by the capacitor. | 2009-06-18 |
20090154629 | CLOCK REPRODUCING AND TIMING METHOD IN A SYSTEM HAVING A PLURALITY OF DEVICES - A system includes a memory controller and a plurality of semiconductor devices that are series-connected. Each of the devices has memory core for storing data. The memory controller provides a clock signal for synchronizing the operations of the devices. Each device includes a phase-locked loop (PLL) that is selectively enabled or disabled by a PLL enable signal. In each group, the PLLs of a selected number of devices are enabled by PLL enable signals and the other devices are disabled. The enabled PLL provides a plurality of reproduced clock signals with a phase shift of a multiple of 90° in response to an input clock signal. The data transfer is synchronized with at least one of the reproduced clock signals. In the devices of disabled PLLs, the data transfer is synchronized with the input clock signal. The enabled PLL and disabled PLL cause the devices to be the source and the common synchronous clocking, respectively. The devices can be grouped. The devices of one group can be structured by multiple chip packages. | 2009-06-18 |
20090154630 | FUSION FUEL CONTAINERS AND SYSTEM - A fusion fuel composition has two or more light nuclei combined with a cage-like molecule. The light nuclei may be, for example, deuterium and tritium, and the cage-like molecule may be, for example, a fullerene molecule. A fusion reaction to consume the fusion fuel may be ignited, for example, via compression methods including chemical or laser. | 2009-06-18 |
20090154631 | HATCH MECHANICAL LOCKING SYSTEM - A locking mechanism for securing hatches internal to a steam generator that is made up of only mechanical locking elements with fully captured moving parts. The mechanism employs a locking pin with redundant mechanisms to secure the pin in the closed position. The moving parts of the device can be attached directly to a removable hatch so that installation and repairs that may be required can be performed outside of the pressure vessel of the steam generator. | 2009-06-18 |
20090154632 | Optimizer Hydraulic Enhancement Using Milled Plate - A radial flow reactor fluid duct distribution apparatus is presented. The apparatus includes a plate of sufficient thickness to impart strength to the fluid flow duct and is milled to have narrow slots allowing fluid to flow through the plate, while preventing the passage of catalyst through the plate. | 2009-06-18 |
20090154633 | Tranverse in-core probe monitoring and calibration device for nuclear power plants, and method thereof - A method and apparatus for the calibration of neutron flux monitoring devices used in a nuclear reactor core. The apparatus includes a transverse in-core probe (TIP) cable with a neutron absorber located a fixed distance apart from a TIP detector. The neutron absorber may be passed within close proximity of the neutron flux monitoring device such that a perceived drop in measured neutron flux occurs, whereupon the cable may be repositioned relative to the monitoring device to ensure that the TIP detector is within close proximity of the monitoring device for purposes of calibrating the monitoring device. | 2009-06-18 |
20090154634 | Passive check valve system - A passive check valve system according to the present disclosure includes a vacuum breaker operatively connecting a wetwell and a drywell. A discharge pool of water may be provided in the drywell. A housing structure is provided in the drywell to enclose the vacuum breaker. The housing structure may have one or more discharge pipes extending into the discharge pool, and the volume of the discharge pool may be greater than an interior volume of the one or more discharge pipes. | 2009-06-18 |
20090154635 | DRAINAGE APPARATUS AND DRAINAGE METHOD FOR REACTOR COOLANT SYSTEM - A drainage apparatus and a drainage method for a reactor coolant system are disclosed. According to the drainage apparatus and the drainage method, the gravity drainage procedure for performing the decomposition maintenance of a main valve forming the pressure boundary part between the RCS and the safety injection system is improved by a forced drainage procedure using a drainage pump, and there are the effects that working period for a planned preventive maintenance is shortened, liquid waste of a coolant of the reactor is not generated, reprocessing costs are decreased, and the economical efficiency and the safety of the nuclear power plant are improved. | 2009-06-18 |
20090154636 | Chemical injection system and chemical delivery process/method of injecting into an operating power reactor - An injection system designed to deliver a chemical solution into a reactor through feedwater system taps during normal operating condition of a power reactor is disclosed. The process of delivery is via positive displacement pumps. Injection of chemical is in a concentrated solution form, which is internally diluted by the system prior to discharging from the skid. The injection system minimizes chemical loss due to deposition on the transit line, enables a higher concentrated solution to be used as the injectant, eliminates the time consuming laborious process of chemical dilution, raises chemical solution to the pressure required for injection, prevents solid precipitations out of solution at the injection pump head through the use of a flush solution, and deposits fresh chemical on new crack surfaces that develop during a power reactor start-up, shutdown and operation. | 2009-06-18 |
20090154637 | High speed hybrid structure counter having synchronous timing and asynchronous counter cells - A multi-bit counter is provided. The multi-bit counter includes a plurality of asynchronous base counter cells coupled in series, the asynchronous base counter cells having a plurality of input terminals. The multi-bit counter also includes at least one logic gate coupled to at least one of the input terminals of at least one of the plurality of asynchronous base counter cells, a reload signal being input into the asynchronous base counter cells, a clock signal being input into the asynchronous base counter cells, and an input voltage being input into the asynchronous base counter cells, wherein the multi-bit counter is synchronous with the clock signal. | 2009-06-18 |
20090154638 | Method and Apparatus for Digital I/O Expander Chip with Multi-Function Timer Cells - A method and apparatus for digital I/O expander chip with multi-function timer cells have been disclosed. | 2009-06-18 |
20090154639 | SYSTEM AND METHOD FOR IMAGE RECONSTRUCTION FOR HELICAL CONE BEAM COMPUTED TOMOGRAPHY WITH FACTORIZED REDUNDANCY WEIGHTING - A method and system for computed tomography were weighted data is used to reconstruct an image. The apparatus includes an x-ray source producing a cone-beam of x-rays, an x-ray detector disposed to receive x-rays from the x-ray source, a data collection unit, and a processing unit for processing the data using a weighting function using contributions from fan-beam and cone-beam weighting functions. The apparatus can produce images with reduced artifacts. | 2009-06-18 |
20090154640 | FOCUS DETECTOR ARRANGEMENT AND METHOD FOR GENERATING CONTRAST X-RAY IMAGES - In a focus detector arrangement and method for an x-ray apparatus for generating projection or tomographic phase-contrast images of an examination subject, a beam of coherent x-rays is generated by an anode that has areas of different radiation emission characteristics arranged in bands thereon, that proceed parallel to grid lines of a phase grid that is used to generate the phase-contrast images. | 2009-06-18 |
20090154641 | Method of and software for Conducting Motion Correction in Tomographic Scanning and System for Tomographic Scanning Using The Method - During data acquisition in a tomographic scan of a subject unscattered events and scatter events are collected. The data are corrected for the scatter events and movement of the subject during the scan. A scatter estimate is derived for use in the reconstruction of an image of the subject; a first step in the derivation has a first dependence on the movement of the subject. The image of the subject is derived from the detected events using the scatter estimate; a second step in this derivation has a second dependence on the movement of the subject, the dependence being different from that of the first step. | 2009-06-18 |
20090154642 | System managing gas flow between chambers of an extreme ultraviolet (EUV) photolithography apparatus - A gas flow management system may comprise a first and second enclosing walls at least partially surrounding first and second respective spaces; a system generating plasma in the first space, the plasma emitting extreme ultraviolet light; an elongated body restricting flow from the first space to the second space, the body at least partially surrounding a passageway and having a first open end allowing EUV light to enter the passageway from the first space and a second open end allowing EUV light to exit the passageway into the second space, the body shaped to establish a location having a reduced cross-sectional area relative to the first and second ends; and a flow of gas exiting an aperture, the aperture positioned to introduce gas into the passageway at a position between the first end of the body and the location having a reduced cross-sectional area. | 2009-06-18 |
20090154643 | X-ray detection device for foreign matter - An X-ray detection device for detecting whether or not foreign matter is mixed in on the basis of the transmission amount of X-rays that have penetrated an examination subject article by applying X-rays, at a predetermined detection position to an examination subject article being conveyed in a pipe ( | 2009-06-18 |
20090154644 | TREATMENT PLANNING SYSTEM AND METHOD FOR RADIOTHERAPY - A treatment planning method and system for optimizing a treatment plan used to irradiate a treatment volume including a target volume, such as a tumor, is disclosed. According to the method, two dose calculation algorithms are used to develop the optimized treatment plan. A first dose calculation algorithm is used to obtain substantially complete dose calculations and a second, incremental, dose calculation algorithm is used to make more limited calculations. The incremental calculations may be performed, for example, with less precision, less accuracy or less scope (e.g., focused on a specific subvolume within the treatment volume) in order to reduce the time required to achieve an optimized plan. Each of the dose calculation algorithms may be iterated a plurality of times, and different cutoff criteria can be used to limit the number of iterations in a given pass. A treatment planning system of the invention uses software for implementing the complete and incremental dose calculation algorithms. The method and system are especially useful for IMRT and arc therapy where treatment plan optimization is particularly challenging. | 2009-06-18 |
20090154645 | TELETHERAPY TREATMENT CENTER - A method of teletherapy preparation and treatment comprising: providing at least one treatment area comprising a fixed beam irradiation source; providing a plurality of preparation areas; securing a patient to a patient presentation platform in one of the provided preparation areas; rotating and translating the patient, in the one of the provided preparation areas, to a planned irradiation angle and position in relation to the fixed beam irradiation source of the at least one treatment area; transporting the rotated and translated patient from the one of the provided preparation areas to one of the provided at least one treatment area; and irradiating a target tissue of the rotated and translated patient from the fixed beam radiation source at the planned irradiation angle and position. Preferably, the method further comprises imaging the target tissue in the provided treatment area; and finely adjusting the rotation and translation responsive to the imaging. | 2009-06-18 |
20090154646 | DELIVERY SYSTEM FOR RADIATION THERAPY - A small tabletop stationary five-degree of freedom device such as a “robot” is used to define the treatment region by tracing the region under direct visualization and then to precisely deliver the treatment plan created by an automatic planning system by positioning a single low energy radiation source, or a plurality of low energy sources connected to each other in a predetermined parallel or similar geometry, each source equipped with blocking and attenuation mechanisms, at a plurality of positions in a planar fashion across or through a selected treatment field, thereby delivering a plurality of parallel overlapping beams indexed on a millimeter or submillimeter grid such that a concentration of dose is achieved at a variable depth in tissue relative to the dose where the radiation first enters the tissue and can be used to treat regions on or below the surface of tissue, in a cavity and underlying region created following a surgical resection, on or below the surface of an internal cavity, hollow viscus, or lumen, or deep in tissue adjacent to an inserted probe or conduit or catheter. By generating a plurality of overlapping beams indexed on a millimeter or submillimeter grid that converge on a target volume loaded with gold nanoparticles, a tumorcidal dose of radiation can be delivered in as little as a single session to tumor cells but not to normal cells within or outside the treatment volume. This approach also makes it possible to deliver serial radiosurgical treatments. | 2009-06-18 |
20090154647 | MEDICAL IMAGE DIAGNOSTIC DEVICE - In a medical image diagnostic device, wherein X-Ray CT devices and PET devices are longitudinally disposed, and which has a tubular imaging part for positioning a subject who is placed on the top surface of a bed and collecting image data, an illumination part is provided for producing a suitable level of brightness to the display part, which is for providing information to the subject without having to adopt every imaging position within the tubular imaging part, and to the imaging part. | 2009-06-18 |
20090154648 | RADIOGRAPHIC APPARATUS - In order to improve the reliability of a radiographic image detection unit and the reliability of a radiographic apparatus, when it is not detected that the radiographic image detection unit is mounted on a support portion or a cooling portion, processing for restricting radiography of a moving image is executed. | 2009-06-18 |
20090154649 | X-RAY TUBE WHOSE ELECTRON BEAM IS MANIPULATED SYNCHRONOUSLY WITH THE ROTATIONAL ANODE MOVEMENT - It is described an X-ray tube ( | 2009-06-18 |
20090154650 | X-RAY GENERATOR - The electron beam corresponding to radiation intensity data | 2009-06-18 |
20090154651 | X-RAY TUBE AND X-RAY SOURCE INCLUDING SAME - The present invention relates to an X-ray tube, having a structure enabling capturing of a clear magnified transmission image and enabling increase of a magnification factor of the magnified transmission image, and an X-ray source including the X-ray tube. In the X-ray tube, X-rays are generated by making electrons from an electron gun incident onto an X-ray target of an anode, disposed inside an anode housing unit, and the generated X-rays are taken out from an X-ray emission window. In particular, the anode housing unit has a pair of conductive flat portions disposed parallel to a reference plane, orthogonal to an electron incidence surface of the X-ray target, and so as to sandwich the X-ray target. The reference plane contains a first reference line, joining an electron emission exit center of the electron gun and an electron incidence surface center of the X-ray target, and a second reference line, being a straight line intersecting the first reference line on the electron incidence surface of the X-ray target and joining the electron incidence surface center and an X-ray emission window center. | 2009-06-18 |
20090154652 | X-RAY IRRADIATING APPARATUS AND X-RAY IMAGING SYSTEM - An X-ray irradiating apparatus includes an X-ray tube attached to a front end of a column suspended from a carriage, the carriage being displaceable along a rail parallel to a ceiling. The X-ray irradiating apparatus includes a power supply cable fixed at one end thereof to the carriage, a guide mechanism for guiding the cable along the rail upon displacement of the carriage, and a reaction force mechanism for applying to the carriage a reaction force which withstands a tension induced by slackening of the cable outside the guide mechanism. | 2009-06-18 |
20090154653 | DRIVE UNIT FOR X-RAY SYSTEM - The invention relates to a drive unit ( | 2009-06-18 |
20090154654 | X-RAY POSITIONING DEVICE - An apparatus for positioning a patient during an X-ray comprising a base, a turntable, wherein the turntable is rotatably attached to the base, with a foot guide and level. The side foot guide is attached to the turntable, while the foot plate is adjustable. A patient places his or her feet against the side foot guide with the heel against the foot plate during the exposure of the X-ray. The X-ray is taken with a level reference strip apparatus that allows the X-rays to be evaluated precisely and correctly. | 2009-06-18 |
20090154655 | RADIOLOGICAL SCANNING ORIENTATION INDICATOR - A radiological imaging orientation indicator includes a linear indication member having a substantially uniform cross-sectional shape and means for positioning the indication member adjacent a patient's body. When the indication member is located adjacent the patient's body and a sectional scanning image is produced, a cross-section of the indication member will appear in the scanning image, indicating an orientation of the patient's body with respect to the scanning image. The linear indication member is in the form of either of an extruded letter, number and symbol which may be hollow with one or more liquids trapped inside to indicate vertical orientation. The means for positioning the indication member include pants, vests, caps, visors, eyeglass frames, sandals, gloves and collars that can only be attached to a patient's body in one way, thereby preventing confusion in determining the orientation of a scanning image. The invention includes orientation indicators for standard X-rays. | 2009-06-18 |
20090154656 | Bite device used with a panorama x-ray device - A bite device for the correct positioning of a patient when a panoramic X-ray is taken, comprising a holder part which can be placed in a fixed direction in relation to the X-ray device, a plate which can pivot against the holder and which is provided with a bite part into which a patient bites, and means for detecting the pivoting angle A between the plate and the holder part. | 2009-06-18 |
20090154657 | Methods and Systems for Compensation for Alien Crosstalk Between Connectors - The present invention relates to methods and systems for minimizing alien crosstalk between connectors. Specifically, the methods and systems relate to isolation and compensation techniques for minimizing alien crosstalk between connectors for use with high-speed data cabling. A frame can be configured to receive a number of connectors. Shield structures may be positioned to isolate at least a subset of the connectors from one another. The connectors can be positioned to move at least a subset of the connectors away from alignment with a common plane. A signal compensator may be configured to adjust a data signal to compensate for alien crosstalk. The connectors are configured to efficiently and accurately propagate high-speed data signals by, among other functions, minimizing alien crosstalk. | 2009-06-18 |
20090154658 | DYNAMIC VOCODER ASSIGNMENT IN A COMMUNICATION SYSTEM - An apparatus and method for dynamic vocoder assignment in a communication system that supports multiple vocoders includes a first step ( | 2009-06-18 |
20090154659 | Reverse 911 using multicast session internet protocol (SIP) conferencing of voice over internet protocol (VoIP) users - A reverse 911 system uses voice over Internet Protocol (VoIP)/Session Internet Protocol (SIP) conferencing. An emergency alert message may be a text, video, MMS, hyperlink and/or image communicated simultaneously to multiple VoIP users via a SIP conference. Multiple SIP conferences may be cascaded to communicate with a larger number of users in a relevant group of users to be communicated with. | 2009-06-18 |
20090154660 | VOICE MAIL APPARATUS AND CONTROL METHOD OF VOICE MAIL APPARATUS - According to one embodiment, a voice mail apparatus includes a voice processor which processes voice messages by a arbitrary processing gain, a gain controller which monitors a signal level of an output signal of the voice processor, and controls the processing gain of the voice processor to change the signal level into a specified level, and a processing controller which makes the gain controller to perform gain control of a learning voice by inputting a portion of the voice message into the voice processor as the learning voice when processing of the voice message is requested or based on predetermined conditions. | 2009-06-18 |
20090154661 | VOICE MAIL APPARATUS AND CONTROL METHOD OF VOICE MAIL APPARATUS - According to one embodiment, a voice mail apparatus includes a first determining module which determines whether a dual tone multi frequency (DTMF) signal for identifying a processing request of the voice message is contained in a received signal by detecting and comparing a first parameter of a transmission signal from the mail box and the first parameter of the received signal to the mail box, a second determining module which determines whether the DTMF signal is contained in the received signal by detecting and comparing a second parameter of the transmission signal from the mail box and the second parameter of the received signal to the mail box, and a controller which controls execution/stop of processing of the voice message based on a determination result by the second determining module. | 2009-06-18 |
20090154662 | MULTIMEDIA TERMINAL ADAPTER AND A MESSAGE PROCESSING METHOD - A multimedia terminal adapter connected with a user telephone includes a message recording module, a first notifying module, a second notifying module, and a message playing module. The message recording module records a voice message of the user telephone. The first notifying module signals a displaying module to produce a first indication so as to visually notify a user of the voice message. The second notifying module signals the user telephone to ring so as to audibly notify the user of the incoming voice message. The message playing module plays the voice message when a request for playing the voice message has been received. A message processing method of the multimedia terminal adapter is also provided. | 2009-06-18 |
20090154663 | SELF-PROVISIONING, NOTIFICATION, RETRIEVAL, AND SUBMISSION OF VISUAL VOICE MAIL - A method includes receiving from a visual voice mail (VVM) client a request to access VVM services and determining whether VVM services have been previously activated. The method further includes providing a negative response to the VVM client if it is determined that VVM services have not been activated and receiving, from the VVM client, a self-provisioning request to initialize VVM services. The method may also include configuring VVM services based on the self-provisioning request and providing, to the VVM client, an indication that VVM services have been configured. The method may additionally include providing notifications and retrieval of voice mail messages, and submitting voice mail messages from the user device. | 2009-06-18 |
20090154664 | METHOD AND APPARATUS FOR DYNAMICALLY GENERATING COLOR RINGBACK TONES - A system and method for providing dynamically generated information to a caller during the ringing state of a telephone call. In one example, color ringback tones may be used in conjunction with text-to-speech technology and caller ID services to provide personalized audio messages. These messages may be generated in real time and may include information that may be useful to the caller, such as up-to-date status information (e.g., the status of the caller's voicemail inbox), news or other information. | 2009-06-18 |
20090154665 | AUTHENTICATED AUDIOGRAPHS FROM VOICE MAIL - Aspects of the present invention relate to improved systems and methods adapted for receiving and storing a voice recording and transmitting the recording to an Internet social networking website. The method and systems of the present invention include receiving a voice recording at a server from a telecommunications client, associating the voice recording with an identification datum related to the origin of the voice recording, and storing the voice recording with the associated identification datum on the server. A server may receive a request from a user using a second telecommunications client to send the stored voice recording to a social networking website. The user may be presented with a menu of social networking websites. The server may receive a social networking website selection from the user and the identification datum from the user. The stored recording may be retrieved based at least in part on the identification datum, and the stored voice recording sent from the server to a second server that is associated with the social networking website selected. | 2009-06-18 |
20090154666 | DEVICES AND METHODS FOR AUTOMATING INTERACTIVE VOICE RESPONSE SYSTEM INTERACTION - Disclosed are devices and methods for receiving, by a telephone device, data of an Interactive Voice Response (IVR) menu tree that is made available to the telephone device by a server of a remote database, or in the alternative, is made dynamically available to the telephone device. In an embodiment, an IVR menu tree may include menu tags according to a menu description protocol and may be delivered as the IVR menu tree is updated so that the telephone device receives an up-to-date menu tree automatically. The received IVR menu tree may be visually output to the display screen of the telephone device. Accordingly, the received IVR menu tree can be visual menu output rendered as a menu tree display and configured to be navigable on the display screen by a user input device, such as a joy stick or key pad. | 2009-06-18 |
20090154667 | MULTIPLE VISUAL VOICEMAIL MAILBOXES - A network device may include a memory to store an aggregate database. The aggregate database may store aggregate voicemail message information, the aggregate voicemail message information including voicemail message information associated with a first device number and voicemail message information associated with a second device number. The network device may include a receiver to receive, over a network, updated voicemail message information associated with the first device number and stored in a first database different from the aggregate database, and to receive, over the network, updated voicemail message information associated with the second device number and stored in a second database different from the first database and the aggregate database. The network device may include a processor to update the aggregate voicemail message information stored in the aggregate database based on the received updated voicemail message information associated with the first device number and based on the received updated voicemail message information associated with the second device number. The network device may include a transmitter to send the updated aggregate voicemail message information to a user device associated with the first device number. | 2009-06-18 |
20090154668 | MANAGING VISUAL VOICEMAIL FROM MULTIPLE DEVICES - A network device may include a memory to store a database including voicemail message information associated with a voicemail mailbox, a transmitter, and a receiver. The transmitter may send a notification to each of a plurality of communication devices, the notification including an indication of a number of new voicemail messages in the voicemail mailbox, an indication of a total number of voicemail messages in the voicemail mailbox, and an identifier of a most recent voicemail message in the voicemail mailbox, where each of the plurality of communication devices uses the notification signal to determine whether to request a list of voicemail messages. The receiver may receive, from one of the communication devices in response to the notification, a request for the list of voicemail messages associated with voicemail message information stored in the database. The transmitter may sends, to the one of the plurality of communications devices, the list of voicemail messages. | 2009-06-18 |
20090154669 | CREATION AND MANAGEMENT OF VOICEMAIL GREETINGS FOR MOBILE COMMUNICATION DEVICES - Methods, graphical user interfaces and devices for creation and management of voicemail greetings are disclosed. A user of a mobile communication device can create and manage multiple voicemail greetings. In one aspect, a user of a mobile communication device can create customized voicemails. The customized voicemails can be assigned to specific contacts (or groups of contacts) known to the mobile communication device. The customized voicemail greetings can also have controlled expiration dates. In another aspect, customized voicemails can be assigned to incoming calls in real-time. | 2009-06-18 |
20090154670 | Providing Advanced Calling Features from a Multimedia Terminal Adaptor - An incoming call is received. Prior to transmitting a first ringing signal for the incoming call, an advanced calling feature signal is transmitted to customer premises equipment (CPE) on a local line at the customer premises. Then, the first ringing signal is transmitted to the CPE via the local line. | 2009-06-18 |
20090154671 | COMMUNICATION SYSTEM AND METHOD - A communication system is disclosed which is arranged to cause establishment of a connection between a first system that is a party to a call, or is a party to a call being initiated, and a second system. The first and second systems are arranged to communicate via said connection. The communication comprises a data dialogue that is separate to initiation communications for the call. At least one of the first system and the second system is arranged to store data, or to cause a change to an application or data or process in dependence on the data dialogue. A corresponding method is also disclosed. | 2009-06-18 |
20090154672 | PATH SETTING METHOD OF INTEGRATED SWITCH FOR SIMULTANEOUSLY PROVIDING REAL-TIME MOBILITY OF IP ADDRESS AND TELEPHONE NUMBER - Provided is a path setting method of an integrated switch for simultaneously providing real-time mobility of an IP address and a telephone number. The path setting method of an integrated switch constructs an information pair of the telephone number and the IP address and transmits a voice call and a data packet using a home agent (HA) and a foreign agent (FA) for providing mobility in a mobile network easily and rapidly when a telephone terminal and an IP data terminal are moved. According to the path setting method of an integrated switch, the telephone terminal and the IP data terminal can use original addresses thereof when the telephone terminal and the IP data terminal are moved to a network area having a number system different from that of the network area to which the telephone terminal and the IP data terminal originally belong. | 2009-06-18 |
20090154673 | LINE CONTROL APPARATUS, LINE CONTROL METHOD, AND COMPUTER-READABLE STORAGE MEDIUM - A line control apparatus having a first interface for connecting to a telephone line, a second interface for connecting to a facsimile apparatus, and a third interface for connecting to a telephone, includes: a first detecting unit that detects a calling signal transmitted from the telephone line and a second detecting unit configured to detect a signal from the telephone line, such signal having a voltage lower than a voltage that the first detecting unit can detect. In accordance with the second detecting unit having detected a signal from the telephone line, the control unit switches from a state wherein the first interface and the third interface are connected to a state of not being connected. | 2009-06-18 |
20090154674 | SELECTIVE PRE-AUTHORIZED CREDIT FOR INCOMING CALLS - Establishing a connection from a caller to a user using a pre-authorized credit from the user is described. A processor identifies one or more source identifications (IDs) for receiving pre-authorized credit for the incoming call. One or more destinations are specified to receive the incoming call. The processor defines a rule associated with the one or more destinations and the one or more source IDs. An interface receives the incoming call directed to one of the destinations from the caller. A storage area stores the defined rule. The incoming call and the caller are determined as a function of the one of the destinations, one or more identified source IDs and the defined rule. The pre-authorized credit is issued for the incoming call from the caller if it is determined that the incoming call to the destination satisfies the defined rule. The processor routes the incoming call to the user. | 2009-06-18 |
20090154675 | SYSTEM AND METHOD OF REAL-TIME CALL PROCESSING AND BILLING - The prepay telecommunications system ( | 2009-06-18 |
20090154676 | SYSTEM AND METHOD TO DETERMINE AND DELIVER QUOTES FOR DISTANCE-SENSITIVE COMMUNICATION LINKS FROM MULTIPLE SERVICE PROVIDERS - To facilitate real-time pricing, an embodiment of the invention retrieves multiple quotes from multiple databases associated with multiple service providers. Information regarding a customer's location, and the locations of multiple service providers are used to determine the cost of services associated with each of the multiple service providers in real-time. The retrieved quotes are compared, and quotes below a pre-determined price threshold are provided to a user in real-time (e.g., via the Internet). The user can select a desired quote from the quotes provided, and purchase or request more information regarding the desired quote online. | 2009-06-18 |
20090154677 | COMMUNICATION DEVICE, COMMUNICATION SYSTEM AND COMPUTER READABLE MEDIUM FOR COMMUNICATION - There is provided a communication device, comprising: a display screen; a communication unit; an image data storage unit storing of image data; a registration information storage unit to store registration information and area information in such a manner that the area information is associated with the registration information; and an output control unit to display an image corresponding to image data associated with registration information corresponding to a source which transmitted a communication request such that an area corresponding to the source is distinguished from other areas. | 2009-06-18 |
20090154678 | Conveying textual content from interactive systems to IP clients - A system is disclosed. The system has a client device, an interactive response system, and an Internet Protocol (IP) network enabling IP communication between the client device and the interactive response system. The client device may be configured to place a call to the interactive response system via the IP network, to establish an IP telephonic communication session between the client device and the interactive response system, and to display textual content received from the interactive response system during the IP telephonic communication session. The interactive response system is configured to receive the call from the IP network, to establish the IP telephonic communication session between the client device and the interactive response system, to transmit textual content to the client device during the IP telephonic communication session. | 2009-06-18 |
20090154679 | MULTI-PARTY DIGITAL INTERCOMMUNICATION SYSTEMS AND ASSOCIATED METHODS OF OPERATION - This disclosure discloses methods and systems for subscribers in a multi-party conversation to obtain the right to speak efficiently and fairly. | 2009-06-18 |
20090154680 | CALL NOTIFICATION SYSTEM, METHOD, COMPUTER PROGRAM AND ADVERTISING METHOD - A call notification system method, computer program and advertising method are disclosed. A call notification is generated at a recipient system ( | 2009-06-18 |
20090154681 | System with Call Forward Profile - A method and system for providing call forwarding in an IP telephone network is disclosed. First, when a telephone number for a first telephone from a second telephone is dialed, the call is routing to a call manager. Call setup procedures with a BRG responsible for the first telephone are then initiated. The BRG then checks stored call forwarding profiles to determine whether there is an active call forwarding profile for the first telephone. The call is connected to the first telephone if an active call forwarding profile is not found. However, if an active call forwarding profile is found, the call forwarding information is sent to the call manager. The call is routed to at least a third telephone based on the call forwarding information. | 2009-06-18 |
20090154682 | Systems and Methods for Semi-Automatic Dialing from a Mixed Entry Sequence Having Numeric and Non-Numeric Data - A system and method for semi-automated dialing is provided. The system includes a display, and a standard keyboard upon which some keys have both a numeric and alphabetic interpretation. An input is received from the keyboard. A determination is made if the input consists only from the keys that have both numeric and alphabetic interpretation. If this is the case, then a numeric analysis is performed. Otherwise, a word analysis is performed. The numeric analysis includes determining if the input has an alternate interpretation, and if so then displaying them so that the user may select the intended input. Determining alternate interpretations includes comparing the input with a dictionary. The word analysis includes searching for word matches between the received input and words in a dictionary, and then converting the matched words into numbers using telephone convention. Results from the analyses may be dialed. | 2009-06-18 |
20090154683 | INTEGRATED DISPARATE INTELLIGENT PERIPHERALS - A method for providing a service includes monitoring, by a first networked communications apparatus, interaction between a second networked communications apparatus and a remote requesting party over a first communications network. The method also includes interacting, by the first networked communications apparatus, with the remote requesting party over the first communications network upon detecting a predetermined action in monitoring the interaction between the second networked communications apparatus and the remote requesting party over the first communications network. | 2009-06-18 |
20090154684 | ROUTING INCIPIENT TRANSACTIONS BASED ON EXPERIENTIAL DATA - A method of routing a received incipient transaction to an organization entity includes processing experiential data of a fact collection regarding past transactions, including processing experiential data regarding past transactions involving an initiator of the incipient transaction and experiential data regarding transactions handled by organizational entities. At least one routing rule is evaluated in view of the experiential data processing, to make a routing determination. The incipient transaction is routed, for completion, to one of the organizational entities based on the routing determination. Furthermore, experiential data regarding completion of the incipient transaction, may be fed back to the fact collection. | 2009-06-18 |
20090154685 | APPARATUS, METHOD, AND COMPUTER PROGRAM PRODUCT FOR GEOGRAPHIC CALL CENTER STATUS AND SECURITY - An apparatus, method, system, and computer program product are provided for producing a geographical mapping of the status, activity, security, work-force, and other information of call centers. The systems and methods may receive call center data and call data, generate a geographical data, and display at least a portion of the geographical data. | 2009-06-18 |