35th week of 2010 patent applcation highlights part 26 |
Patent application number | Title | Published |
20100220798 | PREAMBLE FORMATS SUPPORTING HIGH-THROUGHPUT MIMO WLAN AND AUTO-DETECTION - A method for generating a preamble of an Orthogonal Frequency Division Multiplexed (OFDM) data frame for a multiple input multiple output (MIMO) wireless communication includes determining at least one system condition preamble format parameter. When the system condition preamble format parameter satisfies a first preamble format parameter a preamble having a first preamble format is formed. When the system condition preamble format parameter satisfies a second preamble format parameter, a preamble having a second preamble format is formed. Further, when the system condition preamble format parameter satisfies a third preamble format parameter, a preamble having a third preamble format is formed. The first, second, and third preamble formats differ based upon their lengths, fields, and modulation formats of a high throughput signal field. | 2010-09-02 |
20100220799 | APPARATUS AND METHOD FOR TRANSMITTING/RECEIVING DATA IN A WIRELESS COMMUNICATION SYSTEM - The present invention discloses a transmission method and apparatus for a wireless communication system. The data transmission method comprises the following steps. A first data mapped in a QAM constellation pattern is transmitted in a first transmission. And a second data, which is reversion of the first data and mapped in said QAM constellation pattern, is retransmitted. In embodiment, the interleaved data is partially swapped based on a predetermined swapping pattern. In another embodiment, first interleaved data and second interleaved data are multiplexed per N bits, N is an integer larger than 1. Therefore, improvement of reliability at first transmission or retransmission in a wireless communication system can be achieved. | 2010-09-02 |
20100220800 | SIGNALING OF DEDICATED REFERENCE SIGNAL (DRS) PRECODING GRANULARITY - A method for communication includes receiving in a receiver signals, which include one or more dedicated reference signals and are transmitted from a transmitter over a communication channel in multiple blocks. The signals in each block, including the dedicated reference signals, are transmitted on a respective group of subcarriers over a respective time interval and are precoded using a respective preceding scheme that maps the signals onto multiple antenna ports of the transmitter. Two or more of the blocks whose respective preceding schemes differ from one another by no more than a predefined distance are identified. One or more parameters of the communication channel are estimated over the dedicated reference signals included in the identified blocks. The signals are decoded based on the estimated parameters. | 2010-09-02 |
20100220801 | UPLINK PRECODING METHOD IN 4-Tx SYSTEM - A method for a user equipment to precode and transmit an uplink signal efficiently in a 4-antenna system and a method for a base station to receive the transmitted signal efficiently are disclosed. Four antennas of a user equipment can be grouped by a 2-antenna unit. In consideration of this antenna group, it is able to perform precoding using antenna selection/DFT matrix of the antenna group unit. Moreover, a rank-3 codebook can be configured to include a precoding matrix of a type in consideration of power balance per antenna and a precoding matrix including one non-zero component only in one row for maintaining a good CM property. | 2010-09-02 |
20100220802 | METHOD FOR TRANSMITTING OPTIMALLY DIVERSIFIED INFORMATION IN A MIMO TELECOMMUNICATION SYSTEM - A method for transmitting data in a telecommunication system including at least one transmitter comprising at least two transmitting antennas and at least one receiver comprising at least one receiving antenna, the method including: transforming a plurality of bits of the data to be transmitted into a plurality of symbols by modulating the plurality of bits of the data at the transmitter; generating a first vector formed by the plurality of symbols at the transmitter; preparing a modified matrix by modifying an original matrix based on the number of rows of the first vector, the original matrix being predefined at the transmitter; generating a second vector by multiplying the first vector with the modified matrix at the transmitter; and transmitting symbols forming the second vector over communication channels established between the at least two transmitting antennas of the transmitter and the at least one receiving antenna of the receiver. | 2010-09-02 |
20100220803 | Training-Based Channel Estimation for Multiple-Antennas - The burden of designing multiple training sequences for systems having multiple transmit antennas, is drastically reduced by employing a single sequence from which the necessary multiple sequences are developed. The single sequence is selected to create sequences that have an impulse-like autocorrelation function and zero cross correlations. A sequence of any desired length N | 2010-09-02 |
20100220804 | ASYMMETRICAL MIMO WIRELESS COMMUNICATIONS - A method for asymmetrical MIMO wireless communication begins by determining a number of transmission antennas for the asymmetrical MIMO wireless communication. The method continues by determining a number of reception antennas for the asymmetrical MIMO wireless communication. The method continues by, when the number of transmission antennas exceeds the number of reception antennas, using spatial time block coding for the asymmetrical MIMO wireless communication. The method continues by, when the number of transmission antennas does not exceed the number of reception antennas, using spatial multiplexing for the asymmetrical MIMO wireless communication. | 2010-09-02 |
20100220805 | Single-Wire Asynchronous Serial Interface - The present invention discloses a single-wire asynchronous serial interface, and a method for transmitting commands and data through one transmission wire, wherein the transmission wire is capable of transmitting signals of three level states. The disclosed interface comprises a signal level extraction circuit receiving signals transmitted through the wire and outputting logic or functional bits according to the received signals; a clock extraction circuit generating clock signals according to the functional bits, and a memory circuit controlled by the clock signals and storing the logic bits. The disclosed method comprises: using two of the level states to represent logic 0 and logic 1, and the third of the states as a functional bit; and determining whether a group of signals is a command or data by the existence of a functional bit within the group. | 2010-09-02 |
20100220806 | RADIO TRANSMITTING APPARATUS, RADIO RECEIVING APPARATUS AND WIRELESS COMMUNICATION METHOD - A radio transmitting apparatus, a radio receiving apparatus and a wireless communication method wherein the channel estimation precision can be improved without increasing the number of pilot signals when two different time-frequency multiplexed physical channel structures are used in an OFDM wireless communication system. A multiplexing part ( | 2010-09-02 |
20100220807 | MODULATION PARAMETER SELECTING METHOD, MODULATION PARAMETER SELECTING APPARATUS, AND COMMUNICATION APPARATUS - A modulation parameter selecting method and the like is realized, that can realize a high transmission rate efficiently, in a system including, as a scheduler portion, a temporal coding rate determining portion that determines a coding rate temporarily, a temporal modulation rate determining portion for selecting a modulation method that satisfies required quality and has a maximum transmission rate in each channel, under the temporarily determined coding rate, and a transmission rate computing portion that calculates a transmission rate from the coding rate determined at the temporal coding rate determining portion and the modulation method in each of the channels selected at the temporal modulation method determining portion, in which processing from the temporal coding rate determining portion to the transmission rate computing portion is performed repeatedly with respect to selectable coding rates and a coding rate with a maximum transmission rate and a modulation method in each of the channels are determined, and thereby the coding rate is made to be common in a plurality of channels allocated to a predetermined terminal and the modulation method is made different for each of the channels. | 2010-09-02 |
20100220808 | RADIO TRANSMISSION DEVICE, RADIO RECEPTION DEVICE, RADIO TRANSMISSION METHOD, AND RADIO RECEPTION METHOD - It is possible to provide a radio reception device, a radio transmission device, a radio reception method, and a radio transmission method which can improve the channel estimation accuracy and the reception quality. The radio reception device ( | 2010-09-02 |
20100220809 | Method for transmitting multi-antenna superimposed symbol and apparatus using the same - A method for transmitting symbols in a communication system, includes dividing N symbols to be transmitted at one time into 2 groups. A first processing is performed on each of a plurality of symbols in a first group in order to obtain a first group of superimposed symbols. A second processing is performed on each of a plurality of symbols in a second group to obtain a second group of superimposed symbols. Each of the first group of superimposed symbols is transmitted one by one by a first antenna, and corresponding symbols in the second group of superimposed symbols are transmitted by a second antenna. The first processing and the second processing respectively include a conjugate cancellation operation. | 2010-09-02 |
20100220810 | Transmitter Characterization for Digital Pre-Distortion Using Offset Preamble Subcarriers - Techniques are provided to pre-distort a signal that is transmitted by a transmitter of a wireless communication device, e.g., a device configured for wireless radio frequency communication. The transmitter of the device inherently introduces distortion to the baseband signal to be transmitted. In at least one frame of a baseband signal to be transmitted, at least one subcarrier in a preamble of the frame is shifted in frequency such that the at least one subcarrier is offset from a normal subcarrier frequency position. The at least one frame of the baseband signal is supplied to the transmitter that is configured to produce a transmit signal for transmission. The transmit signal at an output of the transmitter is sampled or detected and inter-modulation distortion in the transmit signal is determined at one or more frequencies as a result of shifting of the frequency of the at least one subcarrier in the preamble of the at least one frame. The baseband signal is pre-distorted based on the inter-modulation distortion prior to coupling to the transmitter for transmission. | 2010-09-02 |
20100220811 | APPARATUS - An apparatus configured to receive a first signal and a second signal from a further apparatus, determine a third signal dependent on at least a first part of the first signal and a first part of the second signal, and generate a parameter value dependent on the third signal. | 2010-09-02 |
20100220812 | MULTI-CARRIER TRANSMISSION APPARATUS AND PEAK SUPPRESSION METHOD - Peak power is reduced without causing degradation of EVM. A multi-carrier transmission apparatus comprises: a first amplitude suppression unit suppressing amplitude of an oversampled multi-carrier signal; a first Fourier transform unit transforming an output signal of the first amplitude suppression unit into a frequency domain; a first signal suppression unit suppressing a signal outside a band of the output signal from the first Fourier transform unit under a predetermined condition; and a first inverse Fourier transform unit receiving a multi-carrier signal with respect to a signal within the band, receiving the output signal of the first signal suppression unit with respect to a signal outside the band, and inverse Fourier transforming these received signals. | 2010-09-02 |
20100220813 | PROTOCOL OPERATION AND MESSAGE DESIGN FOR SDMA DATA TRANSMISSION TO A PLURALITY OF STATIONS - An apparatus including a processing system configured to construct a coding matrix from channel state information and encode a plurality of spatial streams with the coding matrix for transmission to one or more nodes. A method for performing the process is also disclosed herein. | 2010-09-02 |
20100220814 | METHOD AND APPARATUS FOR SPATIAL TEMPORAL TURBO CHANNEL CODING/DECODING IN WIRELESS NETWORK - The present invention proposes a channel encoder, and a channel encoding method executed by the channel encoder comprising the steps of: (a), converting the serial data stream to be encoded into multiple parallel signals; (b). interleaving the multiple parallel signals; (c). according to predefined encoding rule, encoding the multiple parallel signals and interleaved multiple parallel signals separately to obtain encoded multiple parallel signals; and (d). transmitting the interleaved multiple parallel signals and the multiple parallel signals via multiple Tx antenna cyclically and alternately. The channel encoder according to the present invention can achieve better decoding performance at receiver due to the combination of Turbo encoding scheme. | 2010-09-02 |
20100220815 | Method for Processing a Data Signal, Data Processing Unit and Computer Program Conduct - A method for processing a data signal received via a communication channel is described, comprising determining a first matrix comprising components describing characteristics of the communication channel and inverting the first matrix by sub-dividing the first matrix into at least four sub matrices, inverting a first sub matrix of the four sub matrices generating a second matrix by multiplying a second sub matrix of the four sub matrices with the inverted first matrix and a third sub matrix of the four sub matrices, determining the difference matrix between the second matrix and a fourth sub matrix of the four sub matrices inverting the difference matrix and calculating the inverted matrix based on the inverted difference matrix. The data signal is processed using the inverted first matrix. | 2010-09-02 |
20100220816 | POWER SAVINGS IN HIERARCHICALLY CODED MODULATION - A wireless communication apparatus in a hierarchically coded modulation system can use error control mechanisms generated during decoding of base layer information to predict a probability of successful demodulation of enhancement layer information. Performance in the demodulation of the base layer correlates to performance in the demodulation of the enhancement layer. The receiver can determine whether to attempt demodulation of temporally correlated enhancement layer data based in part on the predicted probability of success. If the receiver determines not to demodulate the enhancement layer, the receiver can power down the enhancement layer demodulator, or otherwise minimize the power expended in the enhancement layer demodulator. | 2010-09-02 |
20100220817 | Data Slicer with Multi-Mode Threshold Generator - In an embodiment, set forth by way of example and not limitation, a data slicer includes a signal input node, a comparator having a first input of a first polarity, a second input of a second polarity which is the opposite of the first polarity, and an output coupled to a data out node, the first input of the comparator being coupled to the signal input node, and a multi-mode threshold generator including a first threshold generator and second threshold generator, whereby the first threshold generator is selected firstly and the second threshold generator is selected secondly. | 2010-09-02 |
20100220818 | DIGITAL BROADCAST RECEPTION DEVICE - A digital broadcast reception device mounted on a mobile body includes a position information detection unit for detecting the position of the digital broadcast reception device, a database holding unit for storing reception quality of the digital broadcast in advance, a switching point calculation unit for obtaining a hierarchy switching point, and output switching unit for performing a hierarchy switching. The digital broadcast reception device acquires the hierarchy switching frequency generated during movement in advance based on reception quality information previously stored in the database holding unit, and controls the hierarchy switching so as to reduce the switching frequency, thereby reducing disconnections of video and audio. | 2010-09-02 |
20100220819 | METHODS AND SYSTEMS USING FINE FREQUENCY TRACKING LOOP DESIGN FOR WIMAX - Certain embodiments of the present disclosure relate to a method for tracking of a carrier frequency offset. A soft combined frequency tracking discriminator is proposed as a part of the closed loop structure that can provide fast tracking of the frequency offset in an initial pull-in mode, and can also track small residual frequency variance in a fine-tracking mode. | 2010-09-02 |
20100220820 | Receiver with Mixed-Mode Automatic Gain Control - In an embodiment, set forth by way of example and not limitation, a receiver with automatic gain includes a receiver stage, an AGC stage, and a digital processor which collectively define an AGC loop. Preferably, the AGC stage has a control circuit and a feedback circuit with matched transfer characteristics. A digital processor is operative to develop a gain control signal to set a desired gain level of the receiver stage to an optimal level based upon a waveform analysis derived from the gain feedback signal. | 2010-09-02 |
20100220821 | NARROW-BAND INTERFERENCE CANCELLER - The disclosure is directed to a receiver, and methods therefor, including an automatic gain control circuit with a first digital variable gain amplifier that outputs digital samples based on a modulated wireless signal, an interference canceller configured to filter the digital samples using a least mean squares algorithm to reduce narrowband interference, and a second DVGA configured to amplify the filtered digital samples. | 2010-09-02 |
20100220822 | INTER-CARRIER INTERFERENCE REDUCTION FOR MULTI-CARRIER SIGNALS - In mobile wireless communication systems the channel between the transmitter and receiver varies during a transmission. This is often referred to as fading, of which different kinds exist—each resulting in different impairments with specific properties. A low complexity scheme is described to reduce the noise created by inter-carrier interference or ICI. The method makes use of the guard interval and assumes slow variation of the channel. It is not restricted to wireless communication and can be used in any environment with varying channels. | 2010-09-02 |
20100220823 | Systems and Methods for Mitigating Self-Induced Far-End Crosstalk - Systems and methods for partial self-FEXT (far-end crosstalk) are described. One method, among others, comprises determining one or more instantaneous characteristics of an input signal, wherein the one or more instantaneous characteristics comprise one or more of amplitude of the input signal and an energy level of the input signal. The method further comprises selecting one or more disturbers to cancel according to the one or more instantaneous characteristics, wherein selecting one or more disturbers is performed on a per-DMT (discrete multi-tone) symbol basis. | 2010-09-02 |
20100220824 | ITERATIVE INTERFERENCE CANCELLATION USING MIXED FEEDBACK WEIGHTS AND STABILIZING STEP SIZES - A receiver is configured for canceling intra-cell and inter-cell interference in coded, multiple-access, spread-spectrum transmissions that propagate through frequency-selective communication channels. The receiver employs iterative symbol-estimate weighting, subtractive cancellation with a stabilizing step-size, and mixed-decision symbol estimate. Receiver embodiments may be implemented explicitly in software of programmed hardware, or implicitly in standard Rake-based hardware either within the Rake (i.e., at the finger level) or outside the Rake (i.e., at the user of subchannel symbol level). | 2010-09-02 |
20100220825 | SYSTEM AND METHOD FOR I/Q IMBALANCE COMPENSATION - A transmitter ( | 2010-09-02 |
20100220826 | INTER-SYMBOL INTERFERENCE CANCELLATION FOR WIRELESS MULTIPLE ACCESS - An interference-canceling receiver is configured for cancelling inter-symbol interference due to both inter- and intra-channel interference in coded, multiple-access, spread spectrum transmissions that propagate through frequency-selective communication channels. The receiver mitigates the effects of post-cursor inter-symbol interference using feedback of previously estimated symbols, and mitigates pre-cursor inter-symbol interference using an interference canceller, such as an iterative interference canceller. | 2010-09-02 |
20100220827 | DATA COMMUNICATION SYSTEM AND RECEIVING DEVICE - A data communication system comprises a transmitting device which transmits data and a receiving device which receives the data. The transmitting device comprises a clock generating circuit and a transmitting unit. The clock generating circuit generates a clock having a temperature characteristic in that a clock frequency varies with temperature. The transmitting unit transmits data generated in synchronization with the clock to the receiving device. The receiving device comprises a receiving unit, a detecting unit, a storage unit, and a calculating unit. The receiving unit receives the data. The detecting unit detects the clock frequency from the data. The storage unit stores temperature characteristic information regarding the temperature characteristic of the clock frequency. The calculating unit calculates a temperature corresponding to the clock frequency based on the clock frequency and the temperature characteristic information. | 2010-09-02 |
20100220828 | EDGE-BASED SAMPLER OFFSET CORRECTION - Embodiments of a circuit are described. This circuit includes a receiver circuit including a first sampler ( | 2010-09-02 |
20100220829 | CONTROL ROD GUIDE TUBE AND METHOD FOR PROVIDING COOLANT TO A NUCLEAR REACTOR FUEL ASSEMBLY - Control rod guide tubes for a nuclear reactor having a body with an axial length that defines a lower end portion and an upper end portion and a cavity within a substantial length of the body. Orifices are included at the upper and lower end portions of the body. A control rod chamber is located within the cavity and is configured for receiving a control rod. A plurality of ports is coupled to the cavity and is positioned at a substantial length from the upper end portion of the body. Also included are at least two flow channels within the cavity that extend a substantial portion of the axial length of the body. Each flow channel is fluidly coupled to one or more of the ports for receiving fluid flow from outside the body and an outlet proximate to the upper end portion of the body for providing the received fluid flow. | 2010-09-02 |
20100220830 | AXIAL POWER DISTRIBUTION CONTROL METHOD, AXIAL POWER DISTRIBUTION CONTROL SYSTEM AND AXIAL POWER DISTRIBUTION CONTROL PROGRAM - This document's object is to provide an axial power distribution control method in which only the control of an axial power distribution in a nuclear reactor with a simple operation with a clear operational target keeps the control of a xenon oscillation, thereby suppressing the xenon oscillation to an extremely small magnitude in advance at the same time. An axial power distribution control method comprises an axial offset calculation step of calculating an axial offset of the current power distribution (AO | 2010-09-02 |
20100220831 | MODERATOR TEMPERATURE COEFFICIENT MEASUREMENT APPARATUS - A moderator temperature coefficient measurement apparatus includes: an input section receiving plant data including a coolant temperature signal being time series data on a temperature of a coolant of a light water reactor, and a reactivity signal indicating time series data on a reactivity calculated based on a detection value of a neutron flux in the light water reactor; a singular value decomposition section decomposing the coolant temperature signal into N components T′ | 2010-09-02 |
20100220832 | METHODS AND APPARATUS FOR DIFFERENTIAL PHASE-CONTRAST FAN BEAM CT, CONE-BEAM CT AND HYBRID CONE-BEAM CT - A device for imaging an object, such as for breast imaging, includes a gantry frame having mounted thereon an x-ray source, a source grating, a holder or other place for the object to be imaged, a phase grating, an analyzer grating, and an x-ray detector. The device images objects by differential-phase-contrast cone-beam computed tomography. A hybrid system includes sources and detectors for both conventional and differential-phase-contrast computed tomography. | 2010-09-02 |
20100220833 | DETECTOR ARRAY FOR SPECTRAL CT - A radiation detector ( | 2010-09-02 |
20100220834 | Method for Producing Projective and Tomographic Images Using an X-Ray System - An embodiment of the present invention discloses a method for producing projective and tomographic images using X-rays, allowing structures of similar composition to be imaged particularly well by combined evaluation of the behaviour of the test object with respect to the phase displacement during passage of the X-rays and its absorption. At least one embodiment of the invention also relates to an X-ray system and a CT system with respective source grids, phase grids, and analytical grids for carrying out the method. | 2010-09-02 |
20100220835 | METHOD AND APPARATUS FOR INSPECTION OF MATERIALS - A method of and apparatus for obtaining radiation interaction data related to an image of an object. The method involves using a detector system for detecting and collecting spectroscopically resolvable information about incident radiation, and collecting one or more datasets of information at the detector after interaction with an object. Each dataset is resolved across at least three frequency bands within the spectrum of the source. The ratio between measured intensities is evaluated for at least two pairs of such frequency bands in a given intensity dataset to obtain a numerical indicator in functional relationship with a material property. The numerical indicator is then compared with a library of data characteristics of target materials. An apparatus is also disclosed for inspection of materials | 2010-09-02 |
20100220836 | APPARATUS AND METHOD FOR MULTI-MODAL IMAGING - An imaging system and method for imaging an immobilized object. The imaging system includes a support member adapted to receive the object in an immobilized state. The system also includes first means for imaging the immobilized object in a first imaging mode to capture a first image, and second means for imaging the immobilized object in a second imaging mode to capture a second image. The first imaging mode is selected from the group: x-ray mode and radio isotopic mode. The second imaging mode is selected from the group: bright-field mode and dark-field mode. The first and second means for imaging may be included in a capture system having a camera, a first mirror on a first side of the support member for reflecting light to capture the first and second images and a second mirror on a second, opposite side of the support member for reflecting light to capture a third image from an opposite side of the object. A movable phosphor screen is employed when the first image is captured and not employed when the second image is captured. The phosphor screen is adapted to be movable without moving the immobilized object and support member. The system can further include means for generating a third image comprised of the first and second images. | 2010-09-02 |
20100220837 | IMAGING TOMOGRAPHY APPARATUS WITH BUILT-IN ENERGY STORAGE TO COVER HIGH POWER OPERATION - An imaging tomography apparatus has electronic components provided to operate the tomography apparatus, with at least one of the electronic components exhibiting a power consumption in high power operation that is significantly increased relative to power consumption in normal operation. The imaging tomography apparatus has an energy storage that, in high power operation, supplies the at least one electronic component with additional electrical energy to cover an energy demand due to the difference in power consumption between normal operation and high power operation. The provision of the additional electrical power in high power operation by means of the energy storage allows the modules that participate in the power supply of the at least one electronic component to be realized with lower cost. Such participating modules can be, for example: the mains connection, junction boxes with power switches (safeguards); a transformer, a rectifier, cables, slip ring brushes, slip ring tracks, etc. | 2010-09-02 |
20100220838 | X-RAY IMAGING APPARATUS - An X-ray imaging apparatus includes an imaging unit having an imaging unit power feeding mechanism configured to receive electric power from an external device; a pedestal including a pedestal power feeding mechanism configured to feed the electric power to the imaging unit; and a holder configured to position and hold the imaging unit so that a position of the imaging unit power feeding mechanism coincides with a position of the pedestal power feeding mechanism even if the imaging unit power feeding mechanism is moved with respect to the pedestal power feeding mechanism within a predetermined imaging plane. | 2010-09-02 |
20100220839 | IMAGING DEVICE - An intraoral sensor | 2010-09-02 |
20100220840 | TELETYPEWRITER (TTY) FOR COMMUNICATING PRE-STORED EMERGENCY MESSAGES TO PUBLIC SAFETY ANSWERING POINTS (PSAPS) - A system and method for communicating a pre-stored emergency message from a TTY to a PSAP may include, in response to receiving an emergency call signal, accessing a pre-stored emergency message stored in a memory. A PSAP may be dialed. In one embodiment, the PSAP may be dialed by the user dialing 911 or the TTY may automatically dial 911 in response to the user selecting a hard or soft-button associated with communicating an emergency message to a PSAP. The pre-stored emergency message may be communicated to a PSAP using a TTY communications protocol. A TTY compatible device utilized by a PSAP operator may be configured to provide the PSAP operator with pre-stored messages available for selection and communication to the emergency caller. By providing pre-stored messages on TTY devices, emergency communications between users of the TTY devices may be expedited, thereby potentially saving lives. | 2010-09-02 |
20100220841 | NECKLOOP FOR TELELOOP HEARING AID SYSTEM - The invention relates to a neckloop for being coupled with a transformer element and for generating an electromagnetic signal for being received by a telecoil of a hearing device or by an induction receiver. In order to avoid strangulation of the person wearing the neckloop the neckloop comprises a teleloop cable having a first end and a second end, and a first magnet and a second magnet for forming a clasp of the neckloop. The first and second magnets are of opposite polarity. The first magnet is provided with a first plating and the second magnet is provided with a second plating. The first plating is in direct contact with the first end and the second plating is in direct contact with the second end. | 2010-09-02 |
20100220842 | Method and System for Timed Interaction with an Interactive Voice Response System - Provided are methods and systems associated with interactive voice response (“IVR”) systems that control the amount of time a user interacts with the system. According to the invention, an IVR system utilizes a timer or series of timers to determine how long a user has been interacting with the IVR system. When threshold events occur, the IVR system will analyze the status of the call and may switch the user to a predefined destination, such as to an operator queue, directly to a live operator, or to another designated navigation point in the IVR navigation structure. In this manner increasing the efficiency of manner in which the IVR system interacts with a caller. | 2010-09-02 |
20100220843 | System and Method for Providing Audible Messages in Replacement of Telephone Tones - A computer implemented system and method for providing at least one audible message at a communication device in replacement of a pre-determined telephone tone. There is provided a tone detector interface for detecting the pre-determined telephone tone provided at the communication device; an audible messages database accessible to the tone detector interface and the communication device, the audible messages database storing the audible messages; and a tone replacement module in communication with the tone detector interface. The tone replacement module, in response to detecting the pre-determined telephone tone, may provide the audible message in replacement of the pre-determined telephone tone. | 2010-09-02 |
20100220844 | Method and arrangement for capturing of voice during a telephone conference - Method of and arrangement for associating voice clips with a document, the document being reviewed by at least one participant during a telephone conference set up between a convener communication set (T | 2010-09-02 |
20100220845 | SYSTEMS AND METHODS FOR FACILITATING CONFERENCE CALLS USING SECURITY KEYS - Systems and methods are described that facilitate a conference call between a plurality of communication devices. The method may comprise: providing a first primary communication device; providing a second primary communication device; providing a conference call controller; establishing a first control link between the first primary communication device and the conference call controller; communicating first identification data between the first primary communication device and the conference call controller via the first control link; establishing a media link between the first and second primary communication devices via the conference call controller. In certain embodiments, the first identification data corresponds to at least one participation level of the first primary communication device with respect to the media link. The method may further comprise establishing a second control link between the second primary communication device and the conference call controller; communicating second identification data between the second primary communication device and the conference call controller via the second control link; wherein the second identification data establishes a participation level of the second primary communication device with respect to the media link. | 2010-09-02 |
20100220846 | SYSTEM AND METHOD FOR RECONNECTING A DEVICE TO A GROUP CALL - A system and method for reestablishing a voice communications session moderated by a group call server between two or more telephony devices. The method is performed by a processor monitoring the communications session. The method comprises: storing one or more data records representing group call information; detecting disconnection of at least one participating telephony device from the group communications session, and determining that the disconnection was not intentionally initiated; accessing the stored call group information data and causing signals to enable reestablishment of participation by the disconnected device to be sent to the disconnected device; and upon receipt by the group call server from the disconnected device of signals representing a request to reconnect the disconnected device, outputting command signals for reestablishing a communications session between the disconnected device and at least one other device participating in the group communications session. | 2010-09-02 |
20100220847 | METHOD AND SYSTEM FOR CONFERENCE CALL SCHEDULING VIA E-MAIL - A method and system for conference call scheduling using e-mail. The method and system can receive and parse an e-mail received from a conference moderator, containing scheduling and participant information and schedule a conference call with minimal further user intervention. In essence, the method and system can operate as a virtual administrative assistant to identify and collect telephone contact information for each of the proposed conference call participants, using a customizable hierarchy of internal and external sources of contact information. In this manner, the conference moderator does not need know telephone contact information for each conference call participant | 2010-09-02 |
20100220848 | METHOD AND COMMUNICATION DEVICE FOR PROVIDING TELEPHONE CONFERENCES - The invention relates to a method for providing a telephone conference between a first communication device and at least one second communication device in a communication network, in which upon detection of a key being pressed on a second communication device to initiate a conference, the time of detection is taken as a basis for ascertaining dialup data stored in the communication network for the purpose of setting up a conference, the second communication device initiates an attempt at a connection to the first communication device, and the dialup data are taken as a basis for setting up a connection to implement the conference. The invention also relates to an arrangement for carrying out the method. | 2010-09-02 |
20100220849 | SYSTEM AND METHOD FOR CALL MANAGEMENT - A method and system for call management is provided. In a system embodiment a call manager server is provided that can managing incoming call requests from certain telephony devices and effect connections to other telephony devices based on those incoming call requests. The call manager server can also maintain a policy that defines permissions as to whether certain telephony devices can request interruption of an ongoing phone call at a destination telephony device. | 2010-09-02 |
20100220850 | SYSTEM AND METHOD FOR ENABLING ENCRYPTED VOICE COMMUNICATIONS BETWEEN AN EXTERNAL DEVICE AND TELEPHONY DEVICES ASSOCIATED WITH AN ENTERPRISE NETWORK - A telecommunication system that can selectively establish communications with one of a plurality of telephony devices associated with a particular telephone number for a device in an enterprise network. More particularly, the system is configured to route an incoming telephone call received from an external device, such as a mobile device for example, to one or more of a plurality of telephony devices associated with the telephone number. The plurality of telephony devices may include personal digital assistants and other remote devices. In one embodiment, the system comprises a network server configured to connect the incoming telephone call from an external device to a telephony device, where voice communications are encrypted for transmission by the network server to the external device from which the incoming telephone call is received, and encrypted voice communications received from the external device can be decrypted, re-encrypted and/or stored by the network server if required. | 2010-09-02 |
20100220851 | SYSTEM AND METHOD FOR PROVIDING DIALING ACCESS LINKS - There is disclosed a system and method of displaying a selectable access link. In an embodiment, the method comprises: assigning a dialing short form to an entity; storing the dialing short form in persistent memory; associating one or more access links with the dialing short form; and upon receiving a dialing short form input, displaying for selection together with the dialing short form the one or more access links. Upon selection of an access link, a process to access the selected displayed access link is initiated. The dialing short form may be one of a short code, fast dial key, or voice activated dialing. The selectable access link may be time limited to geographically limited to a geographic region. | 2010-09-02 |
20100220852 | JURISDICTIONALLY OPTIMIZED CALL ROUTING - A device receives ordered call routing lists, receives information about a call, from an originating location, to a terminating location of a network, and determines a jurisdictional index for the call based on the originating and terminating locations and based on jurisdiction definitions of carriers associated with the network. The device also selects a route list from the ordered call routing lists based on the determined jurisdictional index and based on the terminating location, selects a route from the selected route list, and provides routing instructions to network elements associated with the selected route, where the call is routed to the terminating location via the selected route and based on the routing instructions. | 2010-09-02 |
20100220853 | Method and Apparatus for Compound Hashing Via Iteration - A method and apparatus for a system and process for generating a hashing value using any number of cryptographic hashing functions. The hashing process receives an input value to be hashed. The input value is cyptographically hashed and augmented. The augmented value is then cryptographically hashed. The process then iteratively applies a set of non-linear functions to these values. Each iteration maintaining a ‘left half’ and ‘right half.’ After the last iteration, the left and right portions are concatenated to form a hash value that is output. | 2010-09-02 |
20100220854 | DATA SECURITY SYSTEM - A data security system that includes a first memory device to store message data to be secured, a second memory device to store microcode including an instruction set defining a cryptographic algorithm for use in securing the message data, and a processing unit to execute the microcode to implement the cryptographic algorithm. | 2010-09-02 |
20100220855 | STRENGTHENED KEY SCHEDULE FOR ARCFOUR - Some embodiments of a method and an apparatus to strengthen key schedule for arcfour have been presented. In one embodiment, an S array of a predetermined size is initialized. The S array is usable in a key generating process of arcfour encryption. The key generation process is extended to generate keys, which are substantially random and substantially unbiased. Using the keys generated, a stream cipher performs arcfour encryption on plaintext data to output ciphertext data. | 2010-09-02 |
20100220856 | PRIVATE PAIRWISE KEY MANAGEMENT FOR GROUPS - In an example embodiment, a key generation system (KGS) is used to generate private pairwise keys between peers belonging to a group. Each member of the group is provisioned with a set of parameters which allows each member to generate a key with any other member of the group; however, no group member can derive a key for pairings involving other group members. The private pairwise keys may be used to derive session keys between peers belonging to the group. Optionally, an epoch value may be employed to derive the private pairwise keys. | 2010-09-02 |
20100220857 | SYSTEM AND METHOD FOR REGISTERING SECRET KEY - A secret key registration system which registers a secret key in a portable key device and vehicle. A first transformation equation is stored in a writer and the vehicle. A second transformation equation is stored in the portable key device and the vehicle. The writer transmits a registration code to the portable key device and generates intermediate data with the first transformation equation of the writer. The intermediate data is transmitted to the portable key device, which generates the secret key from the intermediate data with the second transformation equation. The portable key device transmits the registration code to the vehicle. The vehicle generates intermediate data from the registration code with the first transformation equation of the vehicle, and then generates the secret key from the intermediate data with the second transformation equation. | 2010-09-02 |
20100220858 | CORRELATION-BASED SYSTEM FOR WATERMARKING CONTINUOUS DIGITAL MEDIA - A correlation-based system for watermarking continuous digital media at the system application level. It is a post-compression process for watermarking where no a priori knowledge of the underlying compression algorithm is required. Per each compressed media frame, a current unique digital signature is generated based on the data from the current compressed frame plus the digital signature that has been previously generated. The signature thus generated is then used in conjunction with the next compressed frame to generate the next unique digital signature. All digital signatures are correlated according to the above process until a “reset” signal is issued. A new chain of correlated digital signatures is produced by the system with a pre-determined initial signature. | 2010-09-02 |
20100220859 | COMMUNICATION SYSTEM, AND AN ENCODING DEVICE AND A DECODING DEVICE THEREOF - A communication system includes encoding and decoding devices. The encoding device includes an encrypting module adapted for encrypting an original signal into an encrypted signal, and an error correction encoding module coupled to the encrypting module for receiving the encrypted signal therefrom, and generating an output signal by performing error correction encoding on the encrypted signal. The decoding device includes an error correction decoding module for receiving an input signal via a transmission channel, and a decrypting module. The input signal is a result of the output signal combined with noise. The error correction decoding module generates a recovery signal from the input signal by performing error correction decoding on the input signal. The decrypting module is coupled to the error correction decoding module for receiving the recovery signal therefrom, and generates a decrypted signal that corresponds to the original signal by decrypting a portion of the recovery signal. | 2010-09-02 |
20100220860 | METHOD OF AND APPARATUS FOR TRANSMITTING DATA - A method of transmitting data by which cipher-transmission of digital information data for which forbidden codes including timing identification codes are predetermined can be carried out with enciphered digital information data without containing undesirable forbidden code, in which digital information data contained in word sequence data which contain also time reference code data composed of the timing identification codes are subjected to enciphering process without producing the forbidden code to produce the enciphered digital information data which do not contain any forbidden code and then enciphered word sequence data are constituted with the enciphered digital information data and the time reference code data to be transmitted. | 2010-09-02 |
20100220861 | Multiple transform utilization and application for secure digital watermarking - Multiple transform utilization and applications for secure digital watermarking. In one embodiment of the present invention, digital blocks in digital information to be protected are transformed into the frequency domain using a fast Fourier transform. A plurality of frequencies and associated amplitudes are identified for each of the transformed digital blocks and a subset of the identified amplitudes is selected for each of the digital blocks using a primary mask from a key. Message information is selected from a message using a transformation table generated with a convolution mask. The chosen message information is encoded into each of the transformed digital blocks by altering the selected amplitudes based on the selected message information. | 2010-09-02 |
20100220862 | Method, Apparatus And Computer Program Product For Providing Security During Handover Between A Packet-Switched Network And A Circuit-Switched Network - A method, apparatus and computer program product are provided to facilitate security in response to a handover from an initial network to a subsequent network, such as a handover between a packet-switched network and a circuit-switched network. The method, apparatus and computer program product may provide at least one security key for use in the subsequent network following handover from the initial network such that communications conducted via the subsequent network, including initial communications, may be secure. In order to provide at least one security key for use in the subsequent network, at least one security key of the initial network may be identified along with a nonce in response to a determination that a handover is to be made. The at least one security key of the subsequent network may then be determined based upon the at least one security key of the initial network and the nonce. | 2010-09-02 |
20100220863 | Key Recovery Mechanism for Cryptographic Systems - A cryptographic system can include a register containing a key and a processor coupled to the register. The processor can be operable for performing a first encrypting operation, where the encrypting operation includes computing a key schedule using the register as a workspace. At the end of the first encrypting operation, the key is recovered from the register for use in a second encrypting operation. | 2010-09-02 |
20100220864 | LOW FREQUENCY MANAGEMENT FOR MULTICHANNEL SOUND REPRODUCTION SYSTEMS - The present invention relates generally to sound reproduction systems and methods and more specifically to the reproduction of low-frequency signal components recorded in a Low Frequency Effects (LFE) channel. According to the invention there is provided a system comprising: n input channels ( | 2010-09-02 |
20100220865 | METHOD AND SYSTEM FOR CONTROLLING A MAXIMUM SIGNAL LEVEL OUTPUT TO HEADPHONES COUPLED TO A WIRELESS DEVICE - A method for controlling a maximum signal level output to headphones of a wireless device is provided. The method includes: determining an impedance of the headphones; determining a carrier specific maximum signal level for headphones having the impedance; and, adjusting an audio amplifier of the wireless device coupled to the headphones to restrict the maximum signal level output to the headphones to the carrier specific maximum signal level. | 2010-09-02 |
20100220866 | THIN SPEAKER WITH IMPROVED BASS/DEEP BASS SOUND EFFECT - The present invention discloses a thin speaker with improved bass/deep bass sound effect, comprising a housing; a thin plate with honeycomb structure inside the housing; at least one voice coil module which comprises at least one audio signal input interface to receive the audio signal inputs from an external device; at least one magnetic module fixed to the back side of the housing, to facilitate the voice coil module to generate corresponding vibrations when receiving audio signal inputs, and the amplitudes of vibrations are amplified by the thin plate to generate sounds; and at least one passive plate set on the back side of the housing for improving the bass/deep bass sound effect. The present invention provides a thin speaker with improved bass/deep bass sound effect. | 2010-09-02 |
20100220867 | Active Cancellation Hearing Assistance Device - An apparatus and method for active cancellation of interference at a hearing assistive devices are presented. The apparatus includes an interference cancellation circuit for cancelling an interference component of a composite signal, and an activator circuit for enabling interference cancellation circuit. The interference cancellation circuit generates an estimated replica of the interference from an interference profile, inverts the replica to form a cancellation waveform, then adds the cancellation waveform to the composite signal to cancel the interference component. An interference profile can be provided by performing a training sequence on a composite signal to detect a repetitive signal and building a profile using its parameters, retrieving a profile stored in memory, or using an antenna to capture an RF signal. The activator circuit may enable the interference cancellation circuit when RF energy is detected, when composite signal characteristics match one or more stored profiles, or in response to user input. | 2010-09-02 |
20100220868 | COUPLING OF SPEAKERS WITH INTEGRATED CIRCUIT - Systems and methods for a low pin architecture to couple speakers with integrated circuits are disclosed herein. In an implementation, the low pin architecture facilitates in reducing the required pin interfaces to couple a low power speaker, a high power speaker, and earphone speakers with integrated circuits (ICs). For this, the high power speaker can be cross-coupled between the pin interfaces that are coupled to the low power speaker and the earphone speakers. These pin interfaces are driven by corresponding driver circuits. In said implementation, some of the driver circuits can be shared to drive multiple pin interfaces. These shared driver circuits include a combined cascode circuit having a first cascode circuit integrated with a second cascode circuit to reliably and selectively drive one or more of the pin interfaces. | 2010-09-02 |
20100220869 | AUDIO ANIMATION SYSTEM - In one aspect, the present invention is directed to a system for rendering audio animation, the system comprising: two or more non-biotic figures; an audio player, having two or more audio sources correspondingly to the two or more non-biotic figures, for simultaneously playing the audio signals associated with the two or more non-biotic figures; and two or more speaker units corresponding to the two or more audio sources. The system may further comprise means for wireless transmission of the audio signal of at least one of the audio sources to a remote speaker unit thereof. The means for wireless transmission may comprise a wireless transmission unit deployed at the audio player, and a wireless receiving unit deployed at the speaker unit. The non-biotic figure may be a two-dimensional, three-dimensional figure, and so on. | 2010-09-02 |
20100220870 | VEHICLE-MOUNTED SYSTEM, NAVIGATION DEVICE, AND REPRODUCING DEVICE - In order to improve operability of two devices which function in an integrated manner and also function separately in a standalone mode, a navigation device includes a first connection status detecting portion (S | 2010-09-02 |
20100220871 | SPEAKER DEVICE - A speaker device comprises a first speaker (SP | 2010-09-02 |
20100220872 | Recording apparatus, recording method, audio signal correction circuit, and program - Disclosed herein is a recording apparatus including: an audio signal correction block configured to execute correction for flattening the frequency characteristic of an audio signal supplied from a microphone and/or correction of the level of the audio signal; a correction control block configured to make the audio signal correction block adjust the level of the audio signal attenuate the reference value with time, and, if an audio signal with a level thereof exceeding the reference value is entered, use the absolute value of the level of the audio signal exceeding the reference value as a new reference value; and a recording block configured to record the audio signal to a recording media. | 2010-09-02 |
20100220873 | System, Method, and Apparatus for Adjusting an Output of a Transducer - A system and method for modulating the sound pressure that is output from an audio transducer is disclosed. In one embodiment, the method includes receiving an audio signal and placing the audio signal across a voice coil of the transducer. In addition, a voltage is applied across a field coil of the transducer, the field coil being separate from the voice coil. And the voltage that is applied across the field coil is adjusted so as to modulate the sound pressure output from the audio transducer. | 2010-09-02 |
20100220874 | INPUT SELECTOR - A first selector receives a second input signal and a second reference voltage, and selects either one. A first buffer receives the output signal of the first selector, and outputs the signal thus received to a terminal of the first resistor, and to a terminal of the third resistor. A second selector receives a first input signal and a third input signal, and selects either one. A fourth selector receives, as input signals, the output signal of an operational amplifier, a signal that corresponds to the output signal of the second selector, and a signal that corresponds to the second input signal, and selects one signal selected from among the signals thus received. | 2010-09-02 |
20100220875 | POP-UP NOISE SUPPRESSION IN AUDIO - Systems and methods for suppressing pop-up noise in an audio signal are disclosed. The system includes a driver circuit shared by a pin interface and a complementary pin interface. A control unit is coupled to the pin interface and the complementary pin interface. To activate the pin interface, the control unit is configured to first activate the driver output at the complementary pin interface. Once the complementary pin interface achieves a preset voltage, the driver output is switched to the pin interface by the control unit. In addition, the driver circuit can be calibrated for a DC offset on the complementary pin interface by re-using calibration data calculated at the pin interface. Further, DC correction signals can be provided from a pre-biasing circuit based on the calibration data of the driver circuit. | 2010-09-02 |
20100220876 | THERMO-ACOUSTIC TRANSDUCERS - A thermo-acoustic transducer device ( | 2010-09-02 |
20100220877 | Array speaker system and array microphone system - A plurality of speakers are linked in the present invention. The linked position of each speaker can be detected. Audio signal is input to any one of the master speakers. The master speaker synchronizes the other linked speakers, and supplies audio signals to other speakers. It also controls the delay quantity of the speaker unit of each speaker. For a single speaker, the apparent width of this array speaker system becomes twice the width, and the speaker unit spacing becomes one third the spacing. Consequently, the frequency band at which direction is controllable becomes enhanced. | 2010-09-02 |
20100220878 | FSK RECEIVER FOR A HEARING AID AND A METHOD FOR PROCESSING AN FSK SIGNAL - A hearing aid ( | 2010-09-02 |
20100220879 | HEARING SYSTEM AND METHOD FOR OPERATING A HEARING SYSTEM - The method for operating a hearing system comprising at least one hearing device; at least one signal processing unit; at least one user control by means of which at least one audio processing parameter of said signal processing unit is adjustable; and a sensor unit; comprises the steps of
| 2010-09-02 |
20100220880 | HEARING AID COMPRISING PARTS MADE OF ELECTRICALLY CONDUCTIVE AND SIMULTANEOUSLY SOUND-ABSORBENT MATERIAL - A hearing aid has parts made of electrically conductive and simultaneously sound-absorbent material. These parts are at the same time used as sound-absorbent elements of the design of the hearing aid, the housing thereof or the components thereof and as electrical contacts. | 2010-09-02 |
20100220881 | APPARATUS AND METHOD FOR REDUCING IMPACT SOUND EFFECTS FOR HEARING APPARATUSES WITH ACTIVE OCCLUSION REDUCTION - The invention specifies a hearing apparatus ( | 2010-09-02 |
20100220882 | HEARING DEVICE WITH AN ACOUSTICS UNIT AND A SHELL PART - A hearing device with a replaceable shell concept is configured such that the visible parts of a housing can be replaced quickly and easily. Therefore, it should be possible to replace a shell using few manual operations. The novel hearing aid has an acoustics unit that can be inserted into a shell part, wherein the acoustics unit has a projection engaging into a correspondingly shaped region of the shell part when the acoustics unit is in the inserted state. As a result of the engagement of the projection into the region, a movement of the acoustics unit in a direction out of the shell part is automatically blocked. Additionally, the acoustics unit can be fixed in the shell part by a pin. | 2010-09-02 |
20100220883 | ACTUATOR SYSTEMS FOR ORAL-BASED APPLIANCES - Actuator systems for oral-based appliances utilizing transducers which are attached, adhered, or otherwise embedded into or upon a dental or oral appliance to form a hearing aid assembly. Such oral appliances may be a custom-made device which receives incoming sounds and transmits the processed sounds via a vibrating transducer element. The transducer element may utilize electromagnetic or piezoelectric transducer mechanisms and may be positioned directly along the dentition or along an oral appliance housing in various configurations. | 2010-09-02 |
20100220884 | MULTIPART COMPARTMENT FOR A HEARING SYSTEM - A hearing system and/or earpiece assembly is comprising an assembly structure with at least three parts. The parts are removably connectable and at least one of the parts can be arranged in relation to another one in a different orientation. Alternatively or in addition, at least one part is made out of a flexible material. | 2010-09-02 |
20100220885 | Customizable Audio Earpiece - A customizable audio earpiece includes an ear bud body with an ear bud size of which is adjustable along with some control over its orientation. The ear bud body comprises a ball point with teeth that couples to a mating cavity with teethed groves to movably lock or snap with each other on an ear bud stick. The flexibility of one or more petal shaped fingers provides an adequate level of stiffness for the ear bud when resting therein. The teeth on the ends of these petal shaped fingers releasably couple to teeth on a speaker body. In this way, users have varying size of ears with different size of ear canal cavities and conchal bowls can comfortably use the customizable audio earpiece. | 2010-09-02 |
20100220886 | EAR-ATTACHMENT DEVICE AND METHOD - An ear-attachment device attaches an electronic hearing-related device to an ear. The device uses concha-gripping-means to grip at least part of a concha of an ear therebetween. An electronic hearing-related device is attached to the concha-gripping-means. | 2010-09-02 |
20100220887 | ENCLOSURE FOR A SPEAKER OF A WIRELESS DEVICE - An enclosure for a magnetic speaker of a wireless device is provided. The wireless device has a display mounted in a case and a transparent cover mounted over at least the display. The enclosure comprises: an upper surface of the display at least partially spaced from a lower surface of the transparent cover to form at least a portion of an enclosed back-volume formed within the case for the magnetic speaker, the magnetic speaker being mounted proximate to the enclosed back-volume, and at least one of the transparent cover and the case having an opening formed therein for emitting sound from the magnetic speaker. | 2010-09-02 |
20100220888 | Electromagnetic vibrator and producing method - An electromagnetic vibrator includes an upper basin frame, an induction coil, and a lower basin frame, wherein the upper basin frame includes a supporting frame, a vibration sheet, and a suspension edge element. The vibration sheet and the suspension edge are integrally formed together via mold injecting, so as to achieve variety of style and colors of the speaker. The manufacturing method of the electromagnetic vibrator improves the traditional producing process of a speaker by minimizing the gluing procedure thereof. The machinery equipments replace the traditional manual process. The special coupling structure and unique process of the electromagnetic vibrator also reduce the amount of using glue, so that the manufacturing cost is minimized, the un-stability of manually operation process is minimized, the quality and production rate is enhanced, and the process is relatively more environmental friendly. | 2010-09-02 |
20100220889 | ACOUSTIC TRANSDUCER - An acoustic transducer includes a sound-producing member at least partially disposed within the first magnetic flux gap region between the magnetic poles, the sound-producing assemblage is magnetically excited through a magnetic circuit that passes from a location outside the magnetic flux gap region to inside the magnetic flux region through an air gap. | 2010-09-02 |
20100220890 | TWO LEVEL CROSS-CORRELATION BASED SYSTEM FOR WATERMARKING CONTINUOUS DIGITAL MEDIA - A two level cross-correlation based system for watermarking continuous digital media at the system application level. It is a post-compression process for watermarking where no a priori knowledge of the underlying compression algorithm is required. Per each compressed media frame, a current unique digital signature is generated based on the data from the current compressed frame plus the digital signature that has been previously generated. The signature thus generated is then used in conjunction with the next compressed frame to generate the next unique digital signature. All digital signatures are correlated according to the above process until a “reset” signal is issued. A new chain of correlated digital signatures is produced by the system with a pre-determined initial signature. | 2010-09-02 |
20100220891 | AUGMENTED REALITY METHOD AND DEVICES USING A REAL TIME AUTOMATIC TRACKING OF MARKER-FREE TEXTURED PLANAR GEOMETRICAL OBJECTS IN A VIDEO STREAM - The invention relates to a method and to devices for the real-time tracking of one or more substantially planar geometrical objects of a real scene in at least two images of a video stream for an augmented-reality application. After receiving a first image of the video stream ( | 2010-09-02 |
20100220892 | DRIVER IMAGING APPARATUS AND DRIVER IMAGING METHOD - An imaging mechanism captures an image of a face of a driver of a vehicle. A first image processor performs image processing on a wide portion of the face of the driver in a first image using a first image captured by the imaging mechanism. A second image processor performs image processing on a part of the face of the driver in a second image captured by the imaging mechanism at a higher exposure than the exposure of the first image, using the second image. | 2010-09-02 |
20100220893 | Method and System of Mono-View Depth Estimation - A method and system of mono-view depth estimation are disclosed. A two-dimensional (2D) image is first segmented into a number of objects. A depth diffusion region (DDR), such as the ground or a floor, is then detected among the objects. The DDR generally includes a horizontal plane. The DDR is assigned the depth, and each object connected to the DDR is assigned depth according to the depth of the DDR at the connected site. | 2010-09-02 |
20100220894 | METHOD AND APPARATUS FOR GEOMETRICAL MEASUREMENT USING AN OPTICAL DEVICE SUCH AS A BARCODE AND/OR RFID SCANNER - A system and method are described for determining the dimensions of items using an optical device, such as a barcode and/or RFID tag reader, for example. The dimensions of the field of view of the optical device are established, indexed by distance, and the dimensions of items in the field of view of the optical device are determined as a percentage of the full field of view of the optical device at the appropriate distance. | 2010-09-02 |
20100220895 | DEVICE AND METHOD FOR DISPLAYING FULL AZIMUTH ANGLE DOMAIN IMAGE DATA - A device, system, and method for displaying seismic image data may include computing, from a wide-azimuth data set, a discrete data set associated with an image function at a seismic image point. The discrete data set may be mapped onto a continuous curved three-dimensional surface. The mapped data set may be projected onto a continuous planar surface. The projected data may be displayed as a planar disk. A plurality of continuous planar surfaces, each representing a single image point, may be assembled to form a three-dimensional body, representing a seismic gather of image points. The three-dimensional body may be displayed. Other embodiments are described and claimed. | 2010-09-02 |
20100220896 | METHOD AND SYSTEM FOR DETERMINING SHUTTER FLUTTERING SEQUENCE - A method, system and computer-usable medium for determining shutter fluttering sequence. The disclosed approach is based on the use of shutter flutter technology, which means that an image can be acquired in such a manner as to encode all information about the moving subject. The disclosed approach involves determining a shutter's fluttering pattern that optimally encodes information at all frequencies. The disclosed approach involves an optimization method for finding a shutter fluttering pattern that has several desired properties. These properties can be expressed in the context of a fitness function: given a fluttering pattern and the target subject's velocity, it produces the equivalent Modulation Transfer Function (MTF), measures three attributes, and produces a fitness score. These attributes are the minimum contrast, the variance in contrast across spatial frequencies, and the mean contrast. The objective of the disclosed approach is to determine the fluttering pattern that maximizes the fitness score. | 2010-09-02 |
20100220897 | INFORMATION PROCESSING APPARATUS AND NETWORK CONFERENCE SYSTEM - An information processing apparatus is connected with at least one external apparatus via a network. An input image of a first user related to the information processing apparatus is accepted while displaying a plurality of target images on a display. The plurality of target images includes an image of a second user related to the external apparatus. A gaze of the first user is detected from the input image. A target image looked by the first user is recognized from the plurality of target images, based on the gaze. A first head model as a head model of the first user, and a first texture to be projected onto the first head model, are generated. A first ID to identify a subject of the target image, the first head model and the first texture, are transmitted to the external apparatus. | 2010-09-02 |