19th week of 2010 patent applcation highlights part 34 |
Patent application number | Title | Published |
20100118981 | METHOD AND APPARATUS FOR MULTI-LATTICE SPARSITY-BASED FILTERING - There are provided a method and apparatus for multi-lattice sparsity-based filtering. The apparatus includes a filter for filtering picture data for a picture to generate an adapted weighted combination of at least two filtered versions of the picture. The picture data includes at least one sub-sampling of the picture. | 2010-05-13 |
20100118982 | METHOD AND APPARATUS FOR TRANSRATING COMPRESSED DIGITAL VIDEO - Apparatus and methods for transcoding one or more compressed video bitstreams. In one embodiment, the method comprises partially decoding an input video bitstream to produce a partially decoded intermediate video bitstream generated without performing a deblocking operation, extracting syntax pass-through information from the input video bitstream, and producing an output video bitstream from the intermediate video bitstream by using, for each macroblock, the macroblock decision from the input video bitstream. | 2010-05-13 |
20100118983 | COMMUNICATION OVER A DC POWER LINE - A combined power and communication system, a transmitter, a receiver, and a method of communicating data over a power line are provided. A power supply is arranged to supply an output current to a power line and comprises a current source. The current source is arranged to supply a DC component to the output current and the power supply is further arranged to mod the output current according to a data signal. A load interface is arranged to receive a load at load terminals, to provide DC power from the power line to the load terminals, and to demodulate the current received from the power line to receive the data signal. | 2010-05-13 |
20100118984 | NETWORK TRANSMITTING APPARATUS AND POWER SAVING METHOD THEREOF - A network transmitting apparatus and a power saving method thereof are provided. The network transmitting apparatus includes a chip, a transformer, and a power regulating unit. The chip includes a detecting and controlling unit, an analog circuit, and a digital circuit. The detecting and controlling unit receives a received signal and detects the received signal and a state of the chip to generate a first control signal. The transformer has a first side coupled to the chip and a second side. The power regulating unit coupled to the detecting and controlling unit and a center tap of the first side of the transformer is used for receiving a voltage, generating a first regulated voltage according to the first control signal, and connecting the first regulated voltage to the center tap of the first side of the transformer, the analog circuit, and the digital circuit. | 2010-05-13 |
20100118985 | METHOD AND SYSTEM FOR CURRENT-MODE POWER LINE COMMUNICATIONS - An apparatus and method includes a solar panel. A power bus is coupled to the solar panel, and supports transmission of AC communication signals. The power bus includes a high current power wire. A current transformer is coupled to the power bus adjacent the solar panel. A capacitor, coupled to the power bus, is connected in parallel with the solar panel, and connected between the solar panel and the current transformer. | 2010-05-13 |
20100118986 | ACKNOWLEDGEMENT METHOD AND APPARATUS OF AGGREGATED FRAME IN WIDEBAND HIGH FREQUENCY WIRELESS SYSTEM - Provided are an acknowledgement (ACK) method and apparatus of an aggregated frame in a wideband high frequency wireless system. The ACK method of a destination apparatus in the wideband high frequency wireless system includes reading subframes included in an aggregated frame during a predetermined period of time when receiving the aggregated frame, and generating an ACK frame including information about a reading result of the aggregated frame during the predetermined period of time. | 2010-05-13 |
20100118987 | Transmitter Apparatus, Receiver Apparatus, and Wireless Communication Method - When space-time block code signals are to be transmitted, the patterns thereof are changed in accordance with data to be transmitted. This advantageously allows a good-quality data transmission to be achieved by the space-time block code signals. In addition, since data can be transmitted by use of the patterns of the space-time block code signals, the data transmission efficiency can be improved. | 2010-05-13 |
20100118988 | METHOD AND APPARATUS RELATED TO ON-BOARD MESSAGE REPEATING FOR VEHICLE CONSIST COMMUNICATIONS SYSTEM - A communications method for a vehicle consist ( | 2010-05-13 |
20100118989 | EMPLOYING CELL-SPECIFIC AND USER ENTITY-SPECIFIC REFERENCE SYMBOLS IN AN ORTHOGONAL FREQUENCY-DIVISION MULTIPLE ACCESS - A method, a network base station, and a user communication device for transmitting data on an orthogonal frequency-division multiple access carrier are disclosed. A network base station | 2010-05-13 |
20100118990 | APPARATUS FOR SYNCHRONIZING OFDM SIGNAL USING OPEN-LOOP FREQUENCY SYNCHRONIZATION METHOD AND FREQUENCY OFFSET ESTIMATION SCHEME USING THE APPARATUS - There are provided an apparatus for synchronizing an OFDM signal using an open-loop frequency synchronization method, which can estimate and compensate for various types of frequency errors generated in a frequency modulation broadcasting/communication system to which the open-loop frequency synchronization method is applied, and a frequency offset estimation scheme using the apparatus. To this end, the apparatus for synchronizing an OFDM signal using the open-loop frequency synchronization method comprises a time offset estimator, a time offset compensator, a fractional frequency offset estimator, an integer frequency offset estimator, a frequency offset controller and a frequency offset compensator. Accordingly, in the OFDM demodulation broadcasting/communication system using the open-loop frequency synchronization method, a frequency offset, which is generated due to the carrier frequency difference between a transmitter and a receiver, a frequency shift generated due to the mobile environment of a receiver, the temperature characteristic of a local oscillator, and the like, can be estimated and compensated. | 2010-05-13 |
20100118991 | Method For Allocating Radio Resource In Wireless Communication System And Method For Transmitting Or Receiving Data Using The Same - A method for allocating a radio resource in a wireless communication system comprises defining a plurality of resource regions within a frame, a resource region comprising at least one orthogonal frequency division multiple access (OFDMA) symbol and at least one subchannel, configuring radio resource allocation information indicating which resource region selected from the plurality of resource regions is allocated to a UE, the radio resource allocation information comprising at least one resource region identifier (ID), a resource region ID indicating a resource region selected from the plurality of resource regions, and transmitting the radio resource allocation information to the UE. | 2010-05-13 |
20100118992 | COMMUNICATION PROCESSING SYSTEM, OFDM SIGNAL TRANSMITTING METHOD, OFDM TRANSMITTER, OFDM RECEIVER, AND CONTROL STATION - An OFDM signal transmitting method includes multiplying a first data channel signal multiplied by a scrambling code by a transmission power boost value notified in advance from one or more control stations that control OFDM transmitters included in the same service area to all the OFDM transmitters included in the service area; generating, in a time symbol based on time symbol information from one of the one or more control stations, an OFDM signal by OFDM-modulating a second data channel signal and a pilot channel signal multiplied by scrambling codes and the first data channel signal multiplied by the transmission power boost value, the OFDM signal being a signal in which a macro diversity signal and a non-macro diversity signal are frequency-division-multiplexed; and transmitting the OFDM signal. | 2010-05-13 |
20100118993 | METHOD AND DEVICE FOR DETERMINING AN UNABBREVIATED CHANNEL-IMPULSE RESPONSE IN AN OFDM TRANSMISSION SYSTEM - A method and a device for determining an unabbreviated channel-impulse response in an OFDM transmission system, of which the duration is greater than the length of the guard interval, estimates the channel-transmission factor at frequency-time positions of a relatively-coarse frequency-time raster, interpolates the channel-transmission factor at frequency-time positions of a relatively-fine frequency-time raster and calculates the unabbreviated channel-impulse response by means of inverse Fourier transform from the estimated or interpolated values of the channel-transmission factor at the frequency-time positions of the relatively-fine frequency-time raster. In this context, estimated values of the channel-transmission factor optimized at the individual frequency-time positions of the relatively-fine frequency-time raster are determined from received symbols and from transmitted symbols estimated by means of decision from the received symbols. | 2010-05-13 |
20100118994 | DIGITAL TRANSMISSION SYSTEM FOR TRANSMITTING ADDITIONAL DATA AND METHOD THEREOF - A digital transmission system is disclosed. The system includes a transmission signal generation unit which generates a transmission signal in which data to be transmitted is carried by a carrier wave, and an additional data process unit which processes so that a low power signal to represent additional data is carried by the carrier wave. The system is embodied as an orthogonal frequency division multiplexing (OFDM) system such as a digital video broadcast-video (DVB-V), and a single carrier system such as a vestigial sideband modulation (VSB). Accordingly, additional data are efficiently transmitted without degrading transmission quality of main data. | 2010-05-13 |
20100118995 | WIRELESS COMMUNICATION SYSTEM, BASE STATION, TERMINAL DEVICE, AND WIRELESS COMMUNICATION METHOD - In a communication system in which a communication is performed between a base station and one or more terminals by using one or more communication channels, a control element unit is defined by T OFDM symbols and F subcarriers. A second combination of T and F is determined for a first combination of T and F such that the number of modulation symbols (one OFDM symbol x one subcarrier) included in the control element unit defined by the second combination is closest to the number of modulation symbols included in the control element unit defined by the first combination. | 2010-05-13 |
20100118996 | METHODS AND SYSTEMS FOR LOCATION-BASED ALLOCATION OF MACRO CELL RESOURCES - Methods and systems for reusing macro cell resources in femto cell base stations or relay stations in a non-collaborative manner are disclosed. In addition, orthogonal resource allocation between a macro cell base station and femto cell base stations/relay stations may be dynamically adjusted by considering user-population variance. Moreover, an additional level of spatial reuse by femto cell base stations or relay stations can be provided by employing macro cell user location information. | 2010-05-13 |
20100118997 | Method of controlling in a wireless communication system having multiple antennas - A method of controlling interference in a wireless communication system is disclosed. A method for controlling interference by a transmitter of a wireless communication system with multiple antennas comprises generating a base codebook subset including at least one precoding matrix selected from a base codebook; transmitting a base codebook subset indication, which represents the at least one precoding matrix included in the base codebook subset, to a receiver; and precoding data using the base codebook subset or the base codebook. | 2010-05-13 |
20100118998 | METHOD AND DEVICE FOR ALLOCATING RESOURCES IN AN OFDM NETWORK - A radio station comprises means for allocating resources for communication with at least one other station, and including means for mapping data to be transmitted from at least the radio station to the at least one other station, and means for applying a cyclic shift to the data mapping, wherein this cyclic shift is adjusted depending on the number of data blocks to be mapped. A possible implementation concerns the mapping of the DVRB (Distributed Virtual Resource Block) in OFDM. | 2010-05-13 |
20100118999 | COMMUNICATION APPARATUS AND OFFSET CANCELING METHOD - There is already disclosed a technique for an MB-OFDM communication system whereby an orthogonal demodulation section removes a DC offset generated in a received signal in a region where the received signal is an analog signal, but the removal of the DC offset in the analog region cannot prevent the DC offset from remaining, and therefore the DC offset needs to be effectively removed in a digital region. An offset canceling section | 2010-05-13 |
20100119000 | METHOD AND APPARATUS FOR ADJUSTING POWER CONTROL MODE IN WIRELESS COMMUNICATION SYSTEM - A method and an apparatus for adjusting power control mode in a wireless communication system is provided. A mode change message is transmitted from a base station (BS) to a user equipment (UE) to request changing a power control mode from a base station (BS). The mode change message comprises a power control mode change (PMC) field which indicates the power control mode to be changed. The UE transmits a UE confirmation message to the BS, and receives a BS confirmation message from the BS. The UE changes the power control mode based on the mode change message. | 2010-05-13 |
20100119001 | MIMO SYSTEM WITH MULTIPLE SPATIAL MULTIPLEXING MODES - A MIMO system supports multiple spatial multiplexing modes for improved performance and greater flexibility. These modes may include (1) a single-user steered mode that transmits multiple data streams on orthogonal spatial channels to a single receiver, (2) a single-user non-steered mode that transmits multiple data streams from multiple antennas to a single receiver without spatial processing at a transmitter, (3) a multi-user steered mode that transmits multiple data streams simultaneously to multiple receivers with spatial processing at a transmitter, and (4) a multi-user non-steered mode that transmits multiple data streams from multiple antennas (co-located or non co-located) without spatial processing at the transmitter(s) to receiver(s) having multiple antennas. For each set of user terminal(s) selected for data transmission on the downlink and/or uplink, a spatial multiplexing mode is selected for the user terminal set from among the multiple spatial multiplexing modes supported by the system. | 2010-05-13 |
20100119002 | MIMO ANTENNA SYSTEM - A wireless local area network (“WLAN”) antenna array (“WLANAA”) includes a circular housing having a plurality of radial sectors and a plurality of primary antenna elements configured as Multiple-Input, Multiple-Output (MIMO) antennas. Each primary antenna element, which includes multiple antennas connected to a single radio, being positioned within a radial sector of the plurality of radial sectors. | 2010-05-13 |
20100119003 | COMMUNICATION PROCESSING SYSTEM, OFDM SIGNAL TRANSMITTING METHOD, OFDM TRANSMITTER, OFDM RECEIVER, AND CONTROL STATION - In an OFDM transmitter included in a first service area, an orthogonal-code-pattern multiplication unit multiplies pilot channel signals belonging to any subcarrier group by an orthogonal code which is different from that for one or a plurality of OFDM transmitters adjacent to the OFDM transmitter included in the first service area, or a subcarrier assignment unit assigns pilot channel signals to pilot subcarriers which are common to a plurality of OFDM transmitters and based on a pilot arrangement notified in advance by a control station to all OFDM transmitters included in the first service area. | 2010-05-13 |
20100119004 | MIMO COMMUNICATION SYSTEM AND METHOD FOR DIVERSITY MODE SELECTION - In a MIMO communication system, a method for mode selection comprising: a. measuring communication variables including SNR, Correlation, Interference and Mobility; b. automatic change of mode, according to predefined criteria and responsive to the measured communication variables. The modes from which the selection is made include Spatial Multiplexing, Beamforming, Space-Time Coding and Beamforming. | 2010-05-13 |
20100119005 | RATE ADAPTIVE TRANSMISSION SCHEME FOR MIMO SYSTEMS - A rate adaptive transmission scheme for MIMO systems, which can transmit a variable number of data symbol streams, provide transmit diversity for each data symbol stream, and fully utilize the total transmit power of the system and the full power of each antenna. In one method, at least one data symbol stream is received for transmission from a plurality of antennas. Each data symbol stream is scaled with a respective weight corresponding to the amount of transmit power allocated to that stream. The scaled data symbol stream(s) are multiplied with a transmit basis matrix to provide a plurality of transmit symbol streams for the plurality of antennas. The transmit basis matrix (e.g., a Walsh-Hadamard matrix or a DFT matrix) is defined such that each data symbol stream is transmitted from all antennas and each transmit symbol stream is transmitted at (or near) the full power for the associated antenna. | 2010-05-13 |
20100119006 | LOW COMPLEXITY MAXIMUM LIKELIHOOD DETECTION OF CONCATENATED SPACE CODES FOR WIRELESS APPLICATIONS - Good transmission characteristics are achieved in the presence of fading with a transmitter that employs a trellis coder followed by a block coder. Correspondingly, the receiver comprises a Viterbi decoder followed by a block decoder. Advantageously, the block coder and decoder employ time-space diversity coding which, illustratively, employs two transmitter antennas and one receiver antenna. | 2010-05-13 |
20100119007 | PRECODER CIRCUIT - A disclosed precoder circuit is used for differential phase shift keying and includes multiple levels of parallel precoder units, each of which is configured to perform a precoding operation using a data signal having multiple symbols and one of a fixed value and a one-symbol preceding modulated signal output from a preceding-level parallel precoder unit so as to obtain a modulated signal, precoding operations of the parallel precoder units being simultaneously performed in a parallel fashion; multiple levels of re-timing units configured to synchronize modulated signals output from the parallel precoder units; and multiple levels of offset units, each of which is configured to add a phase difference between the fixed value and the one-symbol preceding modulated signal to the modulated signals output from the corresponding re-timing units. | 2010-05-13 |
20100119008 | PROGRAMMABLE WIDE BAND DIGITAL RECEIVER/TRANSMITTER - A receiver uses a wideband intermediate frequency (IF) in the analog domain and performs low IF down-conversion in the digital domain, using low-power, high-speed, high resolution analog-to-digital converters. The receiver can be integrated into an integrated circuit as one of several receivers. Such an integrated circuit may include multiple transmitters using adaptive non-linear modeling pre-distortion. The non-linear modeling may include memory. Imbalance in intermediate frequency in-phase and quadrature signals may be corrected in the digital domains. DC offsets in the intermediate signal may be corrected in both analog and digital domains. In one instance, the receiver provides a feedback receiver for the adaptive pre-distorter in a transmitter on the integrated circuit. | 2010-05-13 |
20100119009 | PROGRAMMABLE WIDE BAND DIGITAL RECEIVER/TRANSMITTER - A receiver uses a wideband intermediate frequency (IF) in the analog domain and performs low IF down-conversion in the digital domain, using low-power, high-speed, high resolution analog-to-digital converters. The receiver can be integrated into an integrated circuit as one of several receivers. Such an integrated circuit may include multiple transmitters using adaptive non-linear modeling pre-distortion. The non-linear modeling may include memory. Imbalance in intermediate frequency in-phase and quadrature signals may be corrected in the digital domains. DC offsets in the intermediate signal may be corrected in both analog and digital domains. In one instance, the receiver provides a feedback receiver for the adaptive pre-distorter in a transmitter on the integrated circuit. | 2010-05-13 |
20100119010 | Control Modules - A circuit is provided comprising detector circuitry, calculating circuitry, and determining circuitry. The detector circuitry is figured to generate an I data signal magnitude value of a sampled I data signal and a Q data signal magnitude value of a sampled Q data signal. The calculating circuitry is configured to calculate a phase shift angle φ | 2010-05-13 |
20100119011 | SYSTEM AND METHOD FOR TUNING FM SYNTHESIZER - A device is provided for dividing a clock signal by even and odd integers. The device includes a divider, a delay portion and a duty cycle corrector. The divider is arranged to receive the clock signal and can divide the clock signal and output a divided clock signal. The delay portion can output a delayed signal based on the divided clock signal. The duty cycle corrector can output a first signal based on the delayed signal and the divided clock signal. | 2010-05-13 |
20100119012 | PROGRAMMABLE WIDE BAND DIGITAL RECEIVER/TRANSMITTER - A receiver uses a wideband intermediate frequency (IF) in the analog domain and performs low IF down-conversion in the digital domain, using low-power, high-speed, high resolution analog-to-digital converters. The receiver can be integrated into an integrated circuit as one of several receivers. Such an integrated circuit may include multiple transmitters using adaptive non-linear modeling pre-distortion. The non-linear modeling may include memory. Imbalance in intermediate frequency in-phase and quadrature signals may be corrected in the digital domains. DC offsets in the intermediate signal may be corrected in both analog and digital domains. In one instance, the receiver provides a feedback receiver for the adaptive pre-distorter in a transmitter on the integrated circuit. | 2010-05-13 |
20100119013 | APPARATUS AND METHOD FOR REMOVING COMMON PHASE ERROR IN A DVB-T/H RECEIVER - A receiver is a Digital Video Broadcasting-Terrestrial/Handheld (DVB-T/H) receiver. The DVB-T/H receiver comprises a fast fourier transform (FFT) operative on a signal for providing an FFT output signal comprising a number of samples; a spectrum shifter for reordering the samples in the FFT output signal to provide a spectrum shifted signal; and a phase corrector for estimating a phase error from the FFT output signal and for correcting a phase of the spectrum shifted signal in accordance with the estimated phase error. | 2010-05-13 |
20100119014 | DEMODULATING APPARATUS AND DEMODULATING METHOD - This invention relates to a demodulating apparatus and a demodulating method for demodulating an input signal more quickly than before when the channels of the input signal are inverted. | 2010-05-13 |
20100119015 | SUPPRESSING INTERFERENCE FOR WIRELESS RECEPTION AND IMPROVEMENTS RELATING TO PROCESSING A FREQUENCY SHIFT KEYED SIGNAL - A communications receiver may include an adaptive filter unit for removing coherent interference components from a received signal. In the absence of a signal of interest, the filter may adapt dynamically to remove current interference components. When a signal of interest is detected, the filter may be controlled to stop (or at least reduce) its adaptation, to prevent removal of the signal of interest. The received signal may be down-converted to a complex baseband by conditioning circuitry. A detector may detect the signal of interest, and control the filter. Autocorrelation may be used to estimate a characteristic of the signal of interest in the complex baseband. The detector may include hysteresis to react quickly to the start of signal of interest, and more slowly to an end of the signal of interest. The signal of interest may be a frequency shift keyed (FSK) signal. A demodulator may demodulate FSK components based on the autocorrelation result. The characteristic of the signal of interest used for detection and/or demodulation may be a directional characteristic of a vector representing the complex baseband signal in complex space. | 2010-05-13 |
20100119016 | FFT-BASED PILOT SENSING FOR INCUMBENT SIGNALS - The presence of an incumbent signal is detected in order to allow secondary users to share spectrum white space with incumbent users who have pre-emptive access to the spectrum. The spectrum is relinquished to the incumbent user to preclude any potential harmful interference and enable spectrum sharing. The presence of an incumbent signal ( | 2010-05-13 |
20100119017 | METHOD AND SYSTEM FOR A 4X2 SFBC/STBC SYSTEM WITH 2 SPATIAL STREAMS USING ANGLE FEEDBACK - Aspects of a method and system for a 4×2 SFBC/STBC system with 2 spatial streams using angle feedback are presented. Aspects of the system include a 4×2 SFBC/STBC communication diversity system with 2 distinct spatial streams using angle feedback. A receiving station may concurrently receive signals. A channel estimate matrix may be computed based on the received signals. A rotation angle value may be computed based on the channel estimate matrix. The receiving station may transmit the computed rotation angle via feedback information to a transmitting station. The transmitting station may utilize the received feedback information to generate a plurality of 4 distinct transmit chain signals based on data symbols received via a plurality of 2 spatial streams. Each of the distinct transmit chain signals may comprise a plurality of codewords. The transmitting station may concurrently transmit the plurality of transmit chain signals via the plurality of transmitting antennas. | 2010-05-13 |
20100119018 | Method And Apparatus For Frequency Tracking In A Space Time Transmit Diversity Receiver - A system and method for obtaining a frequency error estimate representing the difference between a reference frequency and the frequency of a space-time transmit diversity signal is disclosed herein. The method includes taking the correlation of total sums, comprised of partial sums taken in defined first and second intervals, to represent the frequency error as the imaginary component of the correlation function. | 2010-05-13 |
20100119019 | RECEIVING APPARATUS AND METHOD, PROGRAM AND RECORDING MEDIUM USED FOR THE SAME - A receiving apparatus according to the present invention includes a filter control portion | 2010-05-13 |
20100119020 | Blanking Techniques in Receivers - An aspect of the present invention detects the presence of interference by examining an input signal received on an input path, and blanks the receiver if interference is detected. Information contained in the input signal may be recovered otherwise. In an embodiment, the duty cycle of a jamming signal is determined by examining the input signal, and a threshold strength having a positive correlation with the duty cycle is determined. If the strength of the jamming signal during the on-interval (start and end of the interference in each cycle) is greater than the threshold strength, then only the receiver is blanked. Otherwise, no blanking is performed, and only the gain of an amplifier in the path from the input path to a baseband processor is reduced. According to another aspect, one or more cycles of the interference is used to detect the start of interference and the receiver is blanked when interference is present. | 2010-05-13 |
20100119021 | METHOD FOR DERIVING PARASITIC SIGNALS FROM MODULATED DIGITAL SIGNALS - A method for deriving interference signals from modulated, digital signals is provided. The receiver end reconstructs the modulated digital signals sent by a transmitter. These reconstructed modulated digital signals are then subtracted from the received modulated digital signals, and the result of the subtraction is used to estimate the interference signals without influence by prior filtering at the receiver end. By way of example, it is possible to demodulate the interference signals estimated at the receiver end in order to ascertain possible unauthorized carrier frequencies which disturb the regular carrier frequencies, even if the interference signals are not completely in the bandwidth of the regular carrier frequency or carrier frequencies. | 2010-05-13 |
20100119022 | CALIBRATION-FREE LOCAL OSCILLATOR SIGNAL GENERATION FOR A HARMONIC-REJECTION MIXER - A circuit for producing multiple switching control signals for a harmonic rejection mixer from multiple phases of a digital local oscillator signal is presented, wherein a first waveform combiner circuit is arranged to generate from the multiple phases of the digital local oscillator signal at least one switching control signal by logical combining two from the multiple phases of a digital local oscillator signal, and a second waveform combiner circuit is arranged to generate from the multiple phases of the digital local oscillator signal at least one first switching control signal by logical combining one from the multiple phases of a digital local oscillator signal with a predetermined signal having a static logical value. To compensate for phase errors the schematic topology of the first and the second waveform combiner circuit are arranged to be fully symmetrical to each other in that in the first waveform combiner, the circuit part for providing the function of the second waveform combiner is used as a dummy circuit, and in the second waveform combiner, a circuit part for providing the function of the first waveform combiner is used as a dummy circuit. Accordingly, the sources for providing the multiple phases of the digital local oscillator signal see the same load, and hence required phase shift is guaranteed. | 2010-05-13 |
20100119023 | RECEPTION APPARATUS - In a reception apparatus | 2010-05-13 |
20100119024 | METHOD AND APPARATUS FOR MULTI-MODE CLOCK DATA RECOVERY - The disclosed invention is a technology for producing a recovered clock signal using a multi-mode clock data recovery (CDR) circuit that accommodates a flexible range operating frequencies F and consecutive identical digit requirements CID. In a first mode of operation, a controlled oscillator produces the recovered clock signal, and in a second mode of operation, a phase interpolator produces the recovered clock signal. The multi-mode CDR circuit operates in the first mode if (CID/F) is less than a threshold time value and in the second mode if (CID/F) is greater than the threshold time value. | 2010-05-13 |
20100119025 | REPLACEABLE FUSION NEUTRON SOURCE - Disclosed are a replaceable fusion core that can be inserted and removed from the core of a nuclear fission reactor, thereby enabling the replacement of materials exposed to neutron flux and reducing outage times and “hybrid reactor, method, and device for improved nuclear fusion reactors to provide sufficient flux of fast neutrons with sufficient energy to transmutate transuranic wastes from nuclear fission and to be used in improved nuclear fuel cycles so as to effectively reduce the amount radio-toxicity, and the risks and costs of the disposal of nuclear waste, thereby reducing the cost of nuclear energy and increasing its acceptability as an energy source. This abstract is intended for use as a scanning tool only and is not intended to be limiting. | 2010-05-13 |
20100119026 | Method for Determining the Three-Dimensional Power Distribution of the Core of a Nuclear Reactor - A method determines a volumetric power distribution of a core of a nuclear reactor using a set of detectors for measuring a neutronic flow provided outside the reactor vessel, and a set of probes for measuring the temperature of the coolant at the outlet of the fuel assemblies. The method comprises the step of determining a first volumetric power distribution using a neutronic calculation code instantaneously solving the diffusion equation and updating the isotopic balance of the core during the fuel depletion based on values of the core operation parameters, and the step of determining a new volumetric power distribution by adjusting the first volumetric power distribution using the measures provided by the sensors for measuring the neutronic flow and provided outside the reactor vessel and by the temperature measuring probes. | 2010-05-13 |
20100119027 | Self-Regulating Nuclear Power Module - The present invention includes a nuclear fission reactor apparatus comprising a core open to an atmosphere containing a hydrogen or a hydrogen isotope material, said core consisting essentially of a powdered fissile metal hydride material that remains entirely within said core; a plurality of trays outside said core that store a non-fissile material thereon wherein said non-fissile material absorbs and desorbs said hydrogen isotope material based on said core's temperature; a means for heating and cooling said plurality of trays; and a means for extracting energy produced in said core. | 2010-05-13 |
20100119028 | Nuclear reactor steam dryer manipulator - A BWR steam dryer remote visual inspection system including a support moveable along a first axis over the steam dryer, the support having a longitudinal direction; a trolley movable along the support in the longitudinal direction; a mast fixed to the trolley and moveable at a predetermined angle with respect to a plane defined by the first axis and longitudinal direction; and a camera coupled to an end of the mast. | 2010-05-13 |
20100119029 | CONTAINER FOR THE TRANSPORT AND/OR STORAGE OF NUCLEAR MATERIALS, THE CONTAINER COMPRISING A MOBILE HEAT CONDUCTION STRUCTURE - A storage space device for the transport and/or storage of nuclear materials, comprising a main structure defining at least one housing intended to contain the nuclear materials and includes a mobile heat conduction structure forming at least one portion of a side outer surface of the storage space device. The mobile structure has at least one mobile heat conduction component mounted on the main structure so as to be displaceable reversibly from a retracted position to a deployed position while moving away from the structure. | 2010-05-13 |
20100119030 | NUCLEAR REACTOR INTERNALS ALIGNMENT CONFIGURATION - An alignment system that employs jacking block assemblies and alignment posts around the periphery of the top plate of a nuclear reactor lower internals core shroud to align an upper core plate with the lower internals and the core shroud with the core barrel. The distal ends of the alignment posts are chamfered and are closely received within notches machined in the upper core plate at spaced locations around the outer circumference of the upper core plate. The jacking block assemblies are used to center the core shroud in the core barrel and the alignment posts assure the proper orientation of the upper core plate. The alignment posts may alternately be formed in the upper core plate and the notches may be formed in top plate. | 2010-05-13 |
20100119031 | COUPLING STRUCTURE OF FUEL ASSEMBLY - A coupling structure of a fuel assembly includes a screw coupling means to provide a coupling structure of a fuel assembly which prevents foreign matters from mixing in the fuel and in which no vertical play is generated at a fitting portion between a latch sleeve | 2010-05-13 |
20100119032 | PORTAL AND REAL TIME IMAGING FOR TREATMENT VERIFICATION - A system for radiotherapy includes a first imaging system and a second imaging system. The first imaging system generates projection images of an area of interest of an object, and the second imaging system generates portal images of the area of interest of the object synchronously with the generation of the projection images. The radiotherapy system further includes a processing system that receives data associated with the projection images and data associated with the portal images and reconstructs 3D and 4D portal images from the projection images and the portal images. | 2010-05-13 |
20100119033 | INTENSITY-MODULATED, CONE-BEAM COMPUTED TOMOGRAPHIC IMAGING SYSTEM, METHODS, AND APPARATUS - Disclosed are methods for reconstructing a three-dimensional image of an object's volume of interest using computed tomography that employs conical-beam, intensity-modulated projections of this object. In one embodiment, a plurality of collimating devices serves to modulate the aperture of the radiation source thereby acting to modulate the intensity of the source upon the object. Also provided are image processing devices, examination apparatus, as well as a computer-readable medium and a program element adapted and configured to perform aspects of the methods disclosed herein. | 2010-05-13 |
20100119034 | COMPUTED TOMOGRAPHY DEVICE AND METHOD USING CIRCULAR-PIXEL POSITION-ADAPTIVE INTERPOLATION - A method of computed-tomography and a computed-tomography apparatus where a interpolation kernel width is adaptively determined as a function of the distance from the x-ray source to the reconstruction pixel. The width of the kernel is the projection of the reconstruction pixel on the detector. The method can be implemented in the channel direction. The method can also be implemented in the segment direction, or in the channel and segment directions at the same time. Backprojection is performed using the adaptive kernel width and may by used with helical and circular scanning, and with cone-beam or fan beam x-ray CT. | 2010-05-13 |
20100119035 | Computed tomography scanner, in particular for performing a spiral scan, and a method for controlling a computed tomography scanner - A computed tomography scanner is disclosed for performing a spiral scan. In at least one embodiment, the computed tomography scanner includes a rotatable X-ray emitter for generating a beam fan and an X-ray detector, positioned diametrically opposite to the emitter, and an associated evaluation unit. In at least one embodiment, provision is made for an X-ray filter arranged downstream of the X-ray emitter, the position of the X-ray filter being correlated to that of the X-ray detector. Further, the X-ray filter is partly inserted into the beam fan only during operation for generating an unfiltered and, simultaneously, a filtered radiation component of the beam fan, wherein the radiation components have different X-ray spectra and wherein the evaluation unit is designed for separate evaluation of a measurement signal of the unfiltered radiation component and a measurement signal of the filtered radiation component, to obtain dual-energy images. | 2010-05-13 |
20100119036 | Limiting An X-Ray Beam In Connection With Dental Imaging - The present invention relates to limiting an x-ray beam used in connection with dental extra oral imaging by a plate mechanism ( | 2010-05-13 |
20100119037 | NONDESTRUCTIVE IDENTIFICATION METHOD AND NONDESTRUCTIVE IDENTIFICATION DEVICE - A nondestructive identification device includes: a radiation source | 2010-05-13 |
20100119038 | RADIATION DETECTION DEVICE, RADIATION IMAGE ACQUIRING SYSTEM, RADIATION INSPECTION SYSTEM, AND RADIATION DETECTION METHOD - A radiation image acquiring system that improves the detection accuracy of a foreign substance etc., in a subject is provided. An X-ray image acquiring system | 2010-05-13 |
20100119039 | X-RAY BEAM Z-AXIS POSITIONING - A medical imaging system includes an x-ray source ( | 2010-05-13 |
20100119040 | RADIATION DETECTION DEVICE, RADIATION IMAGE ACQUIRING SYSTEM, AND METHOD FOR DETECTING RADIATION - An X-ray image acquiring system capable of improving the detection accuracy of a foreign substance contained in a subject is provided. An X-ray image acquiring system | 2010-05-13 |
20100119041 | RADIOLOGICAL IMAGE CAPTURING APPARATUS AND RADIOLOGICAL IMAGE CAPTURING SYSTEM - There is described a radiological image capturing apparatus, which makes it possible to obtain a good X ray image in which contrast of the peripheral portions are emphasized by employing the Talbot interferometer method and the Talbot-Lau interferometer method. The apparatus is provided with an X-ray tube, a multi-slit member, a first diffraction grating, a second diffraction grating and an X-ray detector. The second diffraction grating contacts the X-ray detector. A distance L between the multi-slit element and the first diffraction grating is set to be not less than 0.5 m, a distance Z | 2010-05-13 |
20100119042 | SYSTEM AND METHOD FOR PROVIDING LATERAL AND FRONTAL X-RAY IMAGES OF A PATIENT - The present invention provides an imaging system ( | 2010-05-13 |
20100119043 | APPARATUS FOR PREVENTING DAMAGE TO RETRACTOR IN ROTATING IMAGING SYSTEM - A rotating imaging system has a rotating portion that is configured to rotate about a central axis. A tilt gauge has a housing mounted to the rotating portion and a gravity influenced flag with a free end configured to move separately with respect to the housing. The tilt gauge is configured to provide a visual indication of a rotational position of the rotating portion. | 2010-05-13 |
20100119044 | TEST SHOE AND TEST SHOE SYSTEM - Provided is a test shoe for testing electrical connections in a main distribution board of the telecommunications industry. This test shoe has a housing, a baseplate connected to the housing and contact elements arranged in the baseplate, and at least two contact elements of the test shoe are electrically connected to one another within the housing in such a way that they form a loopback. Also provided is a test shoe arrangement with a test shoe having the features presented above. | 2010-05-13 |
20100119045 | SYSTEMS AND METHODS FOR PROVIDING VOICEMAIL SERVICES INCLUDING CALLER IDENTIFICATION - A method for providing voicemail services includes receiving a voicemail message from a calling party and intended for a called party. The method further includes identifying a name associated with the calling party and storing the name associated with the calling party with the voicemail message. | 2010-05-13 |
20100119046 | CALLER IDENTIFICATION USING VOICE RECOGNITION - Methods, apparatus and computer program products for automatically identifying a calling party using voice recognition. Voice recognition is the computing task of identifying or validating a person's identity using characteristics of their voice. A first voice record is obtained from an identifiable party and associated with a voice identifier. When a second voice record is received from a calling party, the voice in the second voice record is compared to the voice in the first voice record to determine the identity of the calling party. If the there is a match between the voice in the second voice record and the voice in the previously obtained first voice record, then the called party is notified of the identity of the calling party. A voice identifier, when available, is preferably displayed to the called party on a screen instead of caller ID information. | 2010-05-13 |
20100119047 | TELECOMMUNICATION REDIRECT SYSTEM AND METHOD - Provided is a method that includes receiving a redirect request from one or more switches of a telecommunications network, receiving, from one or more switches of the telecommunications network, a connect request that requests connection of a transmitter device to a receiver device associated with the normal subscriber number, and configuring the telecommunication network to connect the transmitter device to a receiver device associated with the modified subscriber number, independently of the switch serving the normal receiver device being operable or inoperable. The redirect request comprises a normal subscriber number and a modified subscriber number. | 2010-05-13 |
20100119048 | CALL RELAY SYSTEM, CALL RELAY DEVICE, CALL RELAY METHOD AND PROGRAM - A call relay system includes: an outgoing call terminal; an incoming call terminal; and a call relay device which relays a call from the outgoing call terminal to the incoming call terminal. The call relay device includes: a relay section which relays the call from the outgoing call terminal to the incoming call terminal, correlates a telephone number of the outgoing call terminal indicated by the call with a telephone number of the incoming call terminal indicated by the call and registers call history information including the telephone numbers of the outgoing call terminal and the incoming call terminal in a call history storage section; a receiving side report acquisition section which acquires, from the incoming call terminal, a receiving side report indicating an evaluation attribute regarding the call; and a call attribute setting section which acquires, from the call history storage section, the call history information regarding the call indicated by the acquired receiving side report, correlates the evaluation attribute indicated by the receiving side report with the telephone numbers of the outgoing call terminal and the incoming call terminal included in the acquired call history information regarding the acquired call and registers the correlated information in the call attribute storage section. | 2010-05-13 |
20100119049 | METHOD AND SYSTEM FOR CONFIGURING INFORMATION REGARDING PROCESSING OF CALLS INVOLVING A PARTY - A method implemented by a network entity. The method comprises identifying a previously-originated call involving a party. The method also comprises receiving information regarding processing of a potential future call related to the previously-originated call. The method further comprises using the information regarding processing of a potential future call related to the previously-originated call to cause configuration of call processing information associated with the party. Also provided is a configuration entity for implementing the method. | 2010-05-13 |
20100119050 | AUTO PROVISION SYSTEM AND METHOD FOR CUSTOMER PREMISES EQUIPMENT - An auto provision system and method for a customer premises equipment (CPE) include: connecting a CPE to a provision platform through a network; authenticating the CPE by the provision platform and generating and transmitting a corresponding setting file to the CPE by the provision platform; and the CPE updating the configuration thereof by using the received setting file, thereby saving manual costs for ISPs (Internet Service Providers), ensuring ease of use, and enhancing information security. | 2010-05-13 |
20100119051 | Methods, Systems, and Products for Providing Ring Tones - Methods, systems, and products are disclosed for processing a ring tone. A communication is processed from a calling number to a called number. An electronic database is queried for the calling number, and contact information associated with the calling number is retrieved. A ring tone database is queried for the contact information, and the ring tone database stores an association between the contact information and a ring tone. The ring tone associated with the contact information is retrieved and processed to alert the called number to the communication from the calling number. | 2010-05-13 |
20100119052 | METHOD OF REMOTELY OPERATING CONTACT CENTER SYSTEMS - A method and apparatus are provided for controlling a server of a contact center system having a plurality of automatic contact centers. The method includes the steps of providing an audible menu to a supervisor of the contact center system having the plurality of automatic contact distributors, receiving an instruction from the supervisor and executing the received instruction within the server. | 2010-05-13 |
20100119053 | ANALYTIC MEASUREMENT OF ONLINE SOCIAL MEDIA CONTENT - A social media analytics platform including methods, apparatuses and computer-readable media for providing analytic measurements of online social media content by harvesting and aggregating unstructured qualitative online social media conversations relevant to subject matter of interest in a category from one or more online social media sources, quantifying the aggregated online social media conversations, and providing actionable information based on the quantified aggregated online social media conversations, the actionable information including sentiment expressed among online social media participants concerning subject matter of interest in the category. | 2010-05-13 |
20100119054 | TELEPHONE INTERFACE CIRCUIT - A telephone interface circuit comprises: a first transistor which switch-controls a connection between a speech circuit and a pair of subscriber lines; a second transistor which controls an on/off state of the first transistor; a positive feedback circuit which connects a collector terminal of the first transistor to a base terminal of the second transistor; and an internal power source which supplies current for driving the second transistor. A circuit constant is set such that the first transistor is to operate in a saturated region when a voltage in a range of voltage for normal use is applied in between the pair of the subscriber lines, and such that the first transistor is to operate in an unsaturated region when an overvoltage exceeding the range of voltage for normal use is applied in between the pair of the subscriber lines. | 2010-05-13 |
20100119055 | SYSTEMS AND METHODS FOR HALF-DUPLEX SPEAKERPHONES AND OTHER TWO-WAY COMMUNICATION DEVICES - An apparatus to enable half-duplexing capabilities in a two-way communication device is disclosed. The apparatus estimates the signal power and background noise of a first input signal and a second input signal during approximately the same period. The apparatus further provides at least one control signal based on the result of one or more determinations. These determinations may include whether the estimated signal power of at least one of the first and second input signals exceeds a threshold value; whether the estimated signal power of the first input signal exceeds the sum of a first threshold value and the estimated background noise of the first input signal; and whether the estimated signal power of the second input signal exceeds the sum of a second threshold value and the estimated background noise of the second input signal. Other embodiments for use with two-way communication devices and related methods are also disclosed. | 2010-05-13 |
20100119056 | ATTENUATION AND TERMINATION CIRCUIT USING IMPEDANCE SYNTHESIS - The present invention discloses circuits for isolating and attenuating signals generated by a telephone network. In disclosed embodiments, a metering pulse signal is isolated from the terminals of the connecting device, and then attenuated with an impedance that is synthesized with a programmable digital signal processor. Embodiments also utilize the digital signal processor to synthesize a termination impedance for the connecting device. The termination impedance matches closely the characteristic impedance of the network, so as to minimize wave reflections and the like. | 2010-05-13 |
20100119057 | Efficient method and apparatus for modular inverses - Methods and apparatus are described for computing modular inverses of odd input values modulo 2 | 2010-05-13 |
20100119058 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND PROGRAM - There is provided an information processing apparatus according to the invention including a bilinear map selection unit for selecting a bilinear map used for a predetermined operation, a group selection unit for selecting at least two types of groups G | 2010-05-13 |
20100119059 | Integrated Circuit Device and Data Transmission System - An integrated circuit device includes: a reception control unit that receives data from an information processing terminal over a network; a main control unit having a route selection determining unit that controls selection of data to be transmitted to a subsequent system based on information whether data received by the reception control unit is encrypted; a decrypting unit that decrypts the encrypted data outputted from the main control unit; and a route selector that selects whether to acquire undecrypted data outputted from the main control unit or to acquire decrypted data outputted from the decrypting unit based on control by the route selection determining unit. | 2010-05-13 |
20100119060 | RECEIVING APPARATUS AND METHOD FOR CONTROLLING THE SAME - The present invention provides a receiving apparatus including a device key generating unit which generates a device key, a work key generating unit which generates a work key, a device key storing unit which sequentially stores the generated device key, every time the device key is updated, and a recording unit which stores a digital broadcast signal in a transport stream format, wherein in a case where the device key generating unit cannot generate, from the stored transport stream, a device key necessary for descrambling the stored transport stream when the stored transport stream is to be reproduced, the work key generating unit decrypts an encrypted work key that is obtained from the stored transport stream, using the device key stored in the device key storing unit, and generates a work key. | 2010-05-13 |
20100119061 | GENERATING SECURE PRIVATE KEYS FOR USE IN A PUBLIC KEY COMMUNICATIONS ENVIRONMENT - A private key is generated for use in a public key communications environment, and the private key includes a partial private key and processed biometric data. The partial private key is known to the user, but the processed biometric data is not. The processed biometric data is generated on the fly and is not provided to the user. This enables a more secure and robust private key to be created and used in encryption/decryption. | 2010-05-13 |
20100119062 | DEVICE TO GENERATE A MACHINE SPECIFIC IDENTIFICATION KEY - An integrated circuit assembly having monitoring circuitry for observing the internal signals of the system so that its properties are captured. The system properties are manipulated so that they can be used as a pseudo random number and or as the basis number for an encryption key. The monitoring circuitry having: manipulation circuitry to transform monitored data and combine it with previously manipulated values; and registers to store previously manipulated values; and counters to count events; and condition detection circuitry for detecting when a signal is at a specific value or range of values. Optionally the monitoring circuitry which has the functionality for capturing system properties may be combined with other monitoring circuitry, which has the functionality required by a debug support circuit. The monitoring circuitry avoids replication of resources by sharing parts of specific monitoring circuits like counters. | 2010-05-13 |
20100119063 | Establishing Relative Identity - There are disclosed a method, computing device, and storage medium for establishing relative identity between a first agent on a first computing device and a second agent on a second computing device. An absolute key and a partial relative key may be generated for the first agent, wherein the absolute key and the partial relative key define a relative identity of the first agent, wherein the relative identity is unique for a relationship between the first agent and the second agent. | 2010-05-13 |
20100119064 | SERVICE DISTRIBUTION APPARATUS AND METHOD - A service distribution apparatus and method are provided. The service distribution apparatus includes a service module that provides a plurality of separable services; a storage module that stores group information of service reproduction apparatuses which reproduce the services, and a service control module that distributes requested services to different service reproduction apparatuses, respectively, based on the group information. | 2010-05-13 |
20100119065 | METHOD AND SYSTEM FOR SECURING DATA UTILIZING REDUNDANT SECURE KEY STORAGE - A system and method which protects a data processing system against encryption key errors by providing redundant encryption keys stored in different locations, and providing the software with the ability to select an alternate redundant key if there is any possibility that the encryption key being used may be corrupted. In the preferred embodiment, a memory control module in the data processing device is configured to accommodate the storage of multiple (for example up to four or more) independent password/key pairs, and the control module duplicates a password key at the time of creation. The redundant passwords and encryption keys are forced into different memory slots for later retrieval if necessary. The probability of redundant keys being corrupted simultaneously is infinitesimal, so the system and method of the invention ensures that there is always an uncorrupted encryption key available. | 2010-05-13 |
20100119066 | METHOD AND SYSTEM FOR SECURING DATA UTILIZING REDUNDANT SECURE KEY STORAGE - A system and method which protects a data processing system against encryption key errors by providing redundant encryption keys stored in different locations, and providing the software with the ability to select an alternate redundant key if there is any possibility that the encryption key being used may be corrupted. In the preferred embodiment, a memory control module in the data processing device is configured to accommodate the storage of multiple (for example up to four or more) independent password/key pairs, and the control module duplicates a password key at the time of creation. The redundant passwords and encryption keys are forced into different memory slots for later retrieval if necessary. The probability of redundant keys being corrupted simultaneously is infinitesimal, so the system and method of the invention ensures that there is always an uncorrupted encryption key available. | 2010-05-13 |
20100119067 | ELECTRONIC DOCUMENT ENCRYPTING SYSTEM, DECRYPTING SYSTEM, PROGRAM AND METHOD - An electronic document encrypting system | 2010-05-13 |
20100119068 | Digital File Anti pirating - A digital file system where the files are encrypted and are decrypted for playing by using a specified decryption key. The decryption key can be personalized, e.g., to a machine, to a user, to a location or some other personalization. | 2010-05-13 |
20100119069 | NETWORK RELAY DEVICE, COMMUNICATION TERMINAL, AND ENCRYPTED COMMUNICATION METHOD - A time required for actually starting encrypted communication after a trigger of an encrypted communication is shortened. When a key exchanging process is to be applied in order to exchange key information upon encrypting a communication performed between a communication terminal | 2010-05-13 |
20100119070 | Method and System for Mixed Symmetric and Asymmetric Decryption of .ZIP Files - The present invention provides a method of integrating existing strong encryption methods into the processing of a .ZIP file to provide a highly secure data container which provides flexibility in the use of symmetric and asymmetric encryption technology. The present invention adapts the well established .ZIP file format to support higher levels of security and multiple methods of data encryption and key management, thereby producing a highly secure and flexible digital container for electronically storing and transferring confidential data. | 2010-05-13 |
20100119071 | APPARATUS AND METHOD FOR SUBCARRIER SCRAMBLING - A subcarrier scrambling method for use in a transmitter with multiple subcarriers, the transmitter being configured to allocate pilot symbols and data symbols for each of a plurality of resource units (RUs). The method includes: applying, for each of the plurality of RUs, a first intra RU sequence to the pilot symbols, to thereby generate a plurality of scrambled pilot symbols; applying, for each of the plurality of RUs, a second intra RU sequence to the data symbols, to thereby generate a plurality of scrambled data symbols; and combining the plurality of scrambled pilot symbols and the plurality of scrambled data symbols to form the plurality of RUs. | 2010-05-13 |
20100119072 | Apparatus and method for generating a multichannel signal - An apparatus comprises a processor configured to receive a first audio signal and first location data, the first location data relating to a location of a source of the first audio signal; receive a second audio signal and second location data, the second location data relating to a location of a source of the second audio signal; receive selected location data relating to a selected location; and generate a multichannel signal in dependence on the first and second audio signals, the first and second location data and the selected location data. | 2010-05-13 |
20100119073 | METHOD AND AN APPARATUS FOR PROCESSING AN AUDIO SIGNAL - Disclosed is a method of processing an audio signal, including obtaining ratio information between a main signal and a sub-signal and gain range information of an object and modifying parameter information including at least one of an object parameter and a control parameter based on the ratio information and the gain range information. Disclosed is a method of processing an audio signal, including generating ratio information using object information, generating gain range information of an object using the ratio information, and modifying parameter information including at least one of an object parameter and a control parameter based on the gain range information. | 2010-05-13 |
20100119074 | DEVICE AND METHOD FOR EVALUATING THE SOUND EXPOSURE OF AN INDIVIDUAL - The invention relates to a device for evaluating the sound exposure of an individual ( | 2010-05-13 |
20100119075 | SPATIALLY ENVELOPING REVERBERATION IN SOUND FIXING, PROCESSING, AND ROOM-ACOUSTIC SIMULATIONS USING CODED SEQUENCES - Methods and systems for simulating at least one room impulse response between two or more sound sources and two or more receivers positioned in an enclosure are provided. At least one early impulse response is generated that includes early reflections from the two or more sound sources to at least one of the receivers. At least one late impulse response is generated including a reverberation portion. The late impulse response is generated to spatially shape the reverberation portion corresponding to a spatial parameter of the enclosure. The at least one early impulse response is combined with the at least one late impulse response to form the at least one simulated room impulse response. | 2010-05-13 |
20100119076 | Hearing Protection Device Ear Seal With Acoustic Barrier - A hearing protection device such as a headset or headphone having ear cups is provided with ear seals that incorporate an acoustic barrier for attenuating external noise levels in the interior of the ear cups. The ear seals completely encircle the wearer's ear and use cushioning material into which the acoustic barrier is embedded or otherwise associated. The acoustic barrier comprises a strip or flange of material that is denser than the cushioning material and provides enhanced cross sectional attenuation. The acoustic barrier blocks external noise to reduce the level of noise within the internal cell of the ear cup. | 2010-05-13 |
20100119077 | ACTIVE HEARING PROTECTION SYSTEM - An active hearing protecting system right earplug and a left earplug and a wearable central unit to be worn at the user's body a digital audio signal processing unit which has at least two channels and which can be connected via an audio input to an external audio signal source each earplug including a microphone and a loudspeaker which are connected to the audio signal processing unit. The central unit also has a detector for detecting audio signals and being adapted to control the audio signal processing unit when audio signal is detected. The audio signal processing unit has an ambient mode in which the audio signals captured by the left ear microphone are provided to the left ear loudspeaker and the audio signals captured by the right ear microphone are provided to the right ear loudspeaker, and a communication mode in which the audio signals from the audio input are provided at least one of the loudspeakers and audio signals captured by at least one of the microphones are provided to the other ear loudspeaker. | 2010-05-13 |
20100119078 | AUDIO DISTRIBUTION SYSTEM - An audio distribution system is provided for communicating audio signals between one or more audio sources and a plurality of remote speakers. The system includes at least one audio source for generating an audio signal, and a plurality of amplified volume controls, each disposable remote from the audio source. The volume controls are operative to receive and amplify the audio signal to power associated speakers. A power supply is disposable remote from one or more of the volume controls, for generating a power supply to power all volume controls. An audio/power distribution network is connectable to the audio source, power supply and volume controls, for communicating the audio signal and power supply signal throughout the network. A plurality of audio/power distribution nodes are connected to the audio/power distribution network for interfacing the audio source, power supply and volume controls to the distribution network. The power supply and audio source may be connected to any of the distribution nodes to provide audio signal and power to each of the volume controls. | 2010-05-13 |
20100119079 | APPRATUS AND METHOD FOR PREVENTING NOISE - Provided are an apparatus and method for preventing noise. The apparatus estimates a noise signal from a signal transformed into a frequency domain, uses the estimated noise signal to estimate the amplitude of the frequency-domain signal according to a frequency band, and then calculates a phase difference according to a frequency band and eliminates or prevents noise from the amplitude-estimated frequency-domain signal based on the calculated phase difference according frequency band. | 2010-05-13 |
20100119080 | HUMAN BODY SOUND TRANSMISSION SYSTEM AND METHOD USING SINGLE SOUND SOURCE - Provided are a human body sound transmission system and a method using single sound source. The human body sound transmission system includes a first transmission block for transmitting a combined signal of a first high frequency signal and a sound signal through a human body; and a second transmission block for transmitting a second high frequency signal having the same frequency as the first high frequency signal through the human body, to thereby recover the sound signal by destructing interference in a ear region of a user. | 2010-05-13 |