06th week of 2009 patent applcation highlights part 33 |
Patent application number | Title | Published |
20090034665 | Method, System and Apparatus for Quantifying the Contribution of Inter-Symbol Interference Jitter on Timing Skew Budget - An apparatus, method and system are provided for quantifying communication channel intersymbol interference jitter effect contribution to timing skew. In general, lossy and lossless characteristics of the communication channel are preferably obtained and an output signal of the communication channel is sampled. From the sampled output signal and the lossy characteristics of the communication channel, an input signal may be derived. Using the lossless characteristics of the communication channel, the derived input signal and the sampled output signal, a value indicating the contribution of intersymbol interference jitter effect on timing skew budget for a selection communication channel may be obtained. | 2009-02-05 |
20090034666 | IQ Imbalance Image Suppression - A WCDMA receiver performs baseband suppression of the image signal component caused by IQ imbalance. An IQ imbalance image scaling factor is computed from conventional channel estimates and estimates of the IQ imbalance image channel, the latter computed using a conjugated scrambling sequence as the reference sequence for despreading. An IQ imbalance image estimate is obtained by scaling the complex conjugate of the received signal by the IQ imbalance image scaling factor, and is subtracted from the input signal prior to applying traditional baseband demodulation algorithms. | 2009-02-05 |
20090034667 | METHOD AND DEVICE FOR PROVIDING TIMING INFORMATION IN A WIRELESS COMMUNICATION SYSTEM - A method and a device of providing timing information within a wireless communication system is described. The timing information is extracted from a received transmit signal. The inventive method comprises the steps of providing a training signal on the receiver side relating to a known signal portion of the transmit signal, scaling the training signal, quantizing the scaled training signal, correlating one or more parts of the received transmit signal with the scaled training signal to obtain one or more correlation results, and determining the timing information on the basis of the correlation results. | 2009-02-05 |
20090034668 | METHOD AND APPARATUS FOR SYNCHRONIZING A RECEIVER - Various embodiments generally relate to a method for synchronizing a receiver, said method including receiving a stream that includes a cyclic extension, estimating a size of the cyclic extension, extracting an amount of the stream according to the estimated size, and comparing the extracted amount to the stream to determine thereby a portion of the stream likely to include a symbol start point. | 2009-02-05 |
20090034669 | PERIODIC CALIBRATION FOR COMMUNICATION CHANNELS BY DRIFT TRACKING - A method and system that provides for execution of a first calibration sequence, such as upon initialization of a system, to establish an operation value, which utilizes an algorithm intended to be exhaustive, and executing a second calibration sequence from time to time, to measure drift in the parameter, and to update the operation value in response to the measured drift. The second calibration sequence utilizes less resources of the communication channel than does the first calibration sequence. In one embodiment, the first calibration sequence for measurement and convergence on the operation value utilizes long calibration patterns, such as codes that are greater than 30 bytes, or pseudorandom bit sequences having lengths of 2 | 2009-02-05 |
20090034670 | METHOD OF GENERATING AN INDEX VALUE - A method of generating an index value associated with a primary synchronization code within a communication signal includes splitting a sampled communication signal into even and odd samples. The even and odd samples are correlated with a primary synchronization code of the communication signal and complex values of the even and odd samples are generated. Signal strength values for the even and odd samples are approximated and the approximate signal strength values within a frame of the communication signal are accumulated. A highest accumulated signal strength value is assigned as an index value. | 2009-02-05 |
20090034671 | Synchronous circuit and method for receiving data - The present invention includes: a synchronous-word detecting unit receives a baseband received signal including a synchronous word and data for each frame, and detects whether or not the synchronous word is coincided with an expected value in the baseband received signal by using an N−(N is an integer of 2 or larger) phase sampling clock; a phase information retaining unit retains phase information accumulatively including results detected for a plurality of frames by the synchronous-word detecting unit, and determines a phase to be sampled on the basis of the retained phase information; a phase selecting unit selects and determines a phase of the sampling clock on the basis of determination by the phase information retaining unit; and a FIFO buffer samples the data from the baseband received signal, and outputs the sampled data. | 2009-02-05 |
20090034672 | METHOD AND APPARATUS FOR TIME SYNCHRONIZATION USING GPS INFORMATION IN COMMUNICATION SYSTEM - A method and apparatus for time synchronization (TS) method using GPS information in a communication system synchronizing the time of slave nodes, which do not have a GPS receiver, by using GPS information of a node having a GPS receiver. The method includes the steps of extracting 1PPS, TOD, 1PPS_en, and clocks using GPS signals by a grand master node having a GPS receiver, stabilizing the signals, generating a sync message for TS, and transmitting the sync message to a slave node; receiving the sync message by the slave node and conducting a TS operation using OFCC synchronization technology extracting 1PPS, TOD, and 1PPS_en signals using the modified TOD information by the block and delivering to a stabilization block of the slave node for stabilization; and redelivering to the TS block to update TOD information and generate a sync message for TS of a second slave node. | 2009-02-05 |
20090034673 | SYSTEM AND METHOD FOR ADAPTIVELY DESKEWING PARALLEL DATA SIGNALS RELATIVE TO A CLOCK - A system and method of reducing skew between a plurality of signals transmitted with a transmit clock is described. Skew is detected between the received transmit clock and each of received data signals. Delay is added to the clock or to one or more of the plurality of data signals to compensate for the detected skew. The delay added to each of the plurality of delayed signals is updated to adapt to changes in detected skew. | 2009-02-05 |
20090034674 | NUCLEAR REACTOR CONTROL ROD - A control rod for nuclear reactor having a lower section that contains an annular neutron absorber wrapped in a metal sleeve. The sleeve rests on a lower spacer which is seated on the control rod lower end cap. The upper portion of the sleeve extends above the annular neutron absorber of this lower section and is capped by an upper spacer. The standard neutron absorber is supported above this upper spacer which rests on the upper end of the metal sleeve to define a gap between the upper spacer and the annular neutron absorber to accommodate axial expansion. | 2009-02-05 |
20090034675 | FUEL ASSEMBLY OF PRESSURIZED WATER REACTOR AND METHOD OF DESIGNING FUEL ASSEMBLY - In a fuel assembly for a pressurized water reactor and a method of designing the fuel assembly, fuel pellets made from a sintered uranium oxide are put into a zirconium metal alloy fuel cladding tube and form a fuel rod. The fuel rods are bundled together in a matrix form to form the fuel assembly. When an outer diameter of the fuel pellet increases, a weight of uranium loaded in the fuel assembly is increased. An amount of increase in reactivity caused by the decrease in burnup brought about by the increase in uranium weight exceeds an amount of decrease in reactivity caused by an insufficient moderation due to decrease in a moderator in a region A. The diameter of the fuel pellet is determined so as to fall within the region A where the increase in reactivity exceeds. | 2009-02-05 |
20090034676 | WATER ROD FOR BOILING WATER NUCLEAR REACTOR FUEL ASSEMBLY AND METHOD FOR IMPROVING WATER FLOW THROUGH THE ASSEMBLY - A nuclear reactor fuel bundle assembly has been developed that includes: a fuel bundle including an array of fuel rods attached to a lower tie plate, an upper tie plate and housed in walls of a channel, and a water rod, having an upper discharge end below and unattached to the upper tie plate, and the upper discharge end having an unobstructed opening. | 2009-02-05 |
20090034677 | Deactivatable measurement apparatus - Measurement apparatus is described that comprises a measurement portion for acquiring object measurements and an output portion (for outputting measurement data relating to the acquired object measurements. A deactivation portion is provided for inhibiting normal operation of the measurement apparatus such that output of the measurement data is prevented. The deactivation portion, in use, reads apparatus usage information from an apparatus usage module and inhibits normal operation of the measurement apparatus if said apparatus usage information fails to meet one or more predetermined criteria. The apparatus usage module may be provided as an integral part of the measurement apparatus or as a separate activation button. The measurement apparatus may comprise a measurement probe such as a touch trigger measurement probe. | 2009-02-05 |
20090034678 | FIFTH GENERATION X-RAY COMPUTED TOMOGRAPHY SYSTEM AND OPERATING METHOD - A fifth generation x-ray computed tomography system has at least one electron beam generator that generates at least one electron beam, an anode ring or partial anode ring arranged concentrically around a system axis, from which x-ray radiation can be generated at a number of focus positions by striking the ring or partial ring with the at least one electron beam, a detector ring or partial detector ring arranged concentrically around the system axis, with a number of detector elements forming at least one detector row to detect the impinging x-ray radiation; and a rotatable support frame on which filter and collimator elements are carried. The filter and collimator elements are arranged at the focus on the support frame at at least two positions that are angularly offset relative to one another. | 2009-02-05 |
20090034679 | RADIOGRAPHIC APPARATUS AND RADIATION DETECTION SIGNAL PROCESSING METHOD - A radiographic apparatus according to this invention, when a predetermined operation relating to radiographic imaging is interposed during an emission of radiation, stops the emission temporarily, and also stops a recursive computation temporarily. With start of the predetermined operation, the emission is started again and also the recursive computation is started again. Radiation detection signals at the time of non-emission due to the temporary stop are acquired, and the recursive computation is carried out based on initial values derived from the radiation detection signals at the time of non-emission. The lag-behind parts are removed from the radiation detection signals with increased accuracy while reducing the trouble of radiographic images caused by the predetermined operation relating to radiographic imaging being interposed during an emission of radiation. | 2009-02-05 |
20090034680 | CTS AND INSPECTING METHOD THEREOF - A substrate for inspecting a thickness of contacts at least includes a dielectric layer, a first metal layer, and a second metal layer. The first metal layer which includes a circuit region and a testing region is formed on an upper surface of the dielectric layer, and the circuit region has a plurality of contacts. The second metal layer which has a hollowed region is formed on a lower surface of the dielectric layer, and the hollowed region is aligned with the testing region of the first metal layer to avoid the interference when the testing region is inspected. | 2009-02-05 |
20090034681 | Characterization of Three-Dimensional Distribution of Defects by X-Ray Topography - Provided is a method of determining a three-dimensional distribution of structural defects in a single crystal material, the method comprising: (a) disposing a single crystal sample on a holder, the sample being set to a symmetric reflection in the Bragg Geometry; (b) projecting a beam of incident x-rays on a predetermined crystal plane in the sample and reflecting the x-rays while the sample is azimuthally rotating with respect to an normal axis, the normal axis being perpendicular to the predetermined crystal plane; (c) obtaining geometrical measured values of a two-dimensional configuration of defects on the detector plane of a CCD detector; and (d) determining the three-dimensional distribution of the defects in the sample by formulating a geometrical relation between a three-dimensional configuration of defects on the sample and the geometrical measured values of the two-dimensional configuration of defects on the detector plane. | 2009-02-05 |
20090034682 | ADAPTING A HIGH-PERFORMANCE PULSE PROCESSOR TO AN EXISTING SPECTROMETRY SYSTEM - A method of utilizing the output of a first pulse processor, such as processor designed for use with an SDD, to generate the input signal expected by the second pulse processor, such as an existing processor not designed for use with an SDD. In one embodiment, piled-up pulses which would not be detected as such by the second pulse processor are omitted from the generated input signal. The method generates an output (which then serves as the input signal for the second pulse processor) of the same general form as the ramp signal from a detector with a pulsed-reset preamplifier, but which does not have the same noise characteristics. In addition, the method may alter the timing between the reconstructed steps in the ramp to increase the maximum throughput of the second pulse processor beyond what is normally possible with a direct connection to the associated detector. | 2009-02-05 |
20090034683 | RADIATION IMAGE ACQUISITION APPARATUS AND RADIATION IMAGE ACQUISITION SYSTEM - Disclosed a radiation image apparatus including: a radiation image acquiring unit to acquire radiation image data by radiation radiography; a first communication unit to transmit the radiation image data acquired by the radiation image acquiring unit from a first antenna by an electric wave having a frequency exceeding 1 GHz; and
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20090034684 | METHOD AND SYSTEM FOR DISPLAYING TOMOSYNTHESIS IMAGES - An embodiment of a method for displaying a volume obtained by tomosynthesis includes displaying a two-dimensional image. It further includes receiving user input that defines on the displayed image at least one volume of interest associated with a two-dimensional region of interest located in a plane of the image. The method further includes displaying in the region of interest, according to a practitioner's wishes: (a) images of slices of the volume of interest; (b) three-dimensional images of the volume of interest; and/or (c) slabs obtained from the volume of interest. | 2009-02-05 |
20090034685 | X-ray Image Processing System and Method Thereof - System is provided for having more instinct image of an orthopedics disease and an oral surgery disease by applying a series of image processing on a X-ray image and diagnosing more exactly an orthopedics disease and an oral surgery disease. This system comprising means for capturing simple X-ray image in a computer, applying a contrast process on X-ray image taken in a computer, applying an embossing (raising) process on X-ray image which a contrast process was made or not made on, applying a light irradiation process in the embossed (raising) X-ray image, storing and controlling its data and X-rays image provided by a series of image processing, printing X-rays image provided by a series of processes on the monitor or on the paper. | 2009-02-05 |
20090034686 | X-RAY APPARATUS - An X-ray apparatus includes a converter into which there is integrated a control logic circuit configured to regulate the supply voltage of a high-voltage power supply source of the X-ray apparatus. To this end, the intelligent voltage-voltage, converter is placed between the power battery and the capacitor bank. This intelligent converter is capable of determining the optimum voltage to be delivered to the generator for the radiology examination to be undertaken in regulating the current of the power battery at the necessary level of current. | 2009-02-05 |
20090034687 | INTRAORAL DENTAL IMAGE SENSOR AND RADIOLOGICAL SYSTEM USING THIS SENSOR - The invention relates to intraoral radiological dental image sensors, i.e. ones placed in a patient's mouth, an X-ray source being placed outside the patient's cheek in order to emit X-rays in the direction of the sensor. According to the invention, the sensor comprises a light source which is modulated by the collected radiological image information, in order to transmit the information optically. The light source, placed inside the patient's mouth, is preferably placed facing an optical fiber which emerges from the mouth. A light diffuser, placed at the end of the fiber, makes it possible to emit nondirectionally. A receiver collects the information and transmits it to an image processing device, in particular with a view to storing the image. | 2009-02-05 |
20090034688 | MOBILE COMPUTED RADIOGRAPHY AND DIGITAL RADIOGRAPHY - A mobile apparatus. The mobile radiography apparatus includes: a frame; a transport mechanism coupled to the frame, the transport mechanism adapted to facilitate transport of the mobile apparatus between locations; an x-ray source mounted to the frame; a computed radiography (CR) scanner coupled to the frame and adapted to acquire one or more images from an image recording medium; a storage area disposed on the frame configured to removably retain at least one digital radiography (DR) detector; and a display coupled to the frame and connected to the CR scanner and the DR detector to display the one or more images acquired by the CR scanner or DR detector. | 2009-02-05 |
20090034689 | TELECOMMUNICATION DIAGNOSTIC INFORMATION MANAGEMENT - A diagnostic tool is adapted to include the capability of initiating one or more diagnostic tests, collecting the raw data from the diagnostic test(s) and transporting the raw diagnostic data to an OSS. The OSS interprets the raw diagnostic data and stores the results in a database. The stored results can be searched, sorted, manipulated, analyzed, and the like. The results of any of these operations can then be, for example, displayed to one or more entities such as customer support, network operators, network planners, or the like. | 2009-02-05 |
20090034690 | CHATTERING LINE DETECTION SYSTEM AND METHOD - A system and method is described that allows a system operator to remotely detect and diagnose a voice-enabled cable modem that has entered a chattering line state so that appropriate steps may be taken to avoid or rectify any of the problems that may result from this condition. Logic within the voice-enabled cable modem monitors for pulse dialing activity and/or excessive hook state and/or flash events that may be attributed to a faulty telephone and/or telephone line connected to the voice-enabled cable modem. Responsive to detecting such conditions, the logic within the voice-enabled cable modem reports a fault condition to an external management system via a cable data network. | 2009-02-05 |
20090034691 | METHOD OF PROVIDING 911 SERVICE TO A PRIVATE BRANCH EXCHANGE - A method of providing 911 service to a private branch exchange, includes grouping a plurality of private telephone numbers into a set. An outgoing telephone line for a 911 call is assigned to the set. A location information for the outgoing telephone line is input into a location database. | 2009-02-05 |
20090034692 | WIRELESS PLAIN ORDINARY TELEPHONE SERVICE (WIRELESS POTS) - A wireless plain ordinary telephone service includes a wireless interface, which provides a connection to a wireless network. A telephone dialing device sends digits corresponding to an external number into a wireless interface. An electronic line bridge lies in a wireline system. The electronic line bridge has a first line and a second line. The first line is connected to the wireless interface through a wireless network and the wireline Public Switched Telephone Network (PSTN). The second line is connected to a wireline network. The first and second lines may be connected together. The wireless terminal connects into the wireline network through the electronic line bridge and the wireless terminal sends the digits corresponding to the external number into the second line. | 2009-02-05 |
20090034693 | Automatic message management utilizing speech analytics - Embodiments are provided for utilizing speech analytics for automatically managing messages in a communications network. A message from a calling party to an unavailable called party is recorded in a messaging management module. The messaging management module automatically identifies a category for assigning to the content of the message based on information associated with the unavailable called party or a calling party and associates a language model with the message content based on the category. An analysis module utilizes the language model to identify grammar making up the message content. The messaging management module automatically performs a messaging management function on the message content based on a set of rules. The messaging management function may include automatically determining a priority for the message (enabling the message to be retrieved out of order) or automatically triggering an action in response to the message which is directed to the unavailable called party. | 2009-02-05 |
20090034694 | METHOD AND SYSTEM FOR AN AUTOMATED DEPARTURE STRATEGY - A method and system for an automated departure strategy from an automated system includes a track engine and an error engine. The track engine allows for the tracking and storing of one or more utterances spoken by a caller in response to one or more prompts. In addition, the track engine classifies each of the utterances with a confidence level. The error engine determines when one of the utterances initiates an error condition and transfers the caller to an operator on the occurrence of the error condition. In addition to transferring the caller to the operator, the error engine plays to the operator an error utterance, causing the error condition, and a preceding utterance, preceding the error utterance. Furthermore, the error engine populates an operator screen with information provided by the caller in the utterances for utterances classified with a high level of confidence. | 2009-02-05 |
20090034695 | Third Party Call Control - One embodiment of a method for controlling disposition of a call comprises detecting an incoming call to a network station; checking for an active instant messaging session for the network station; and if the active instant messaging session exists, sending an instant message to the network station with call disposition choices with regard to the incoming call. Other methods and systems are also provided. | 2009-02-05 |
20090034696 | MECHANISM OF DISTRIBUTING VOICE CALL USING EMAIL DISTRIBUTION GROUPS - The claimed subject matter provides a system and/or a method that facilitates routing an incoming data communication in connection with unified communications. A unified communications component can employ unified communications for a data communication with an email data communication mode, a voice data communication mode, an instant messaging data communication mode, and a voicemail data communication mode. A distribution component can automatically route the data communication to an entity utilizing a distribution group, the distribution group includes at least one entity with a public switched telephone network (PSTN) number and a session initiation protocol (SIP) uniform resource identifier (URI). | 2009-02-05 |
20090034697 | SEQUENTIAL PRESENTATION OF LONG INSTRUCTIONS IN AN INTERACTIVE VOICE RESPONSE SYSTEM - A method of presenting instructions to a user sending an incoming communication to a service center includes presenting a menu to the user. The menu includes a plurality of procedure descriptors to the user. The user is presented, according to a selection of one of the procedure descriptors by the user, a sequence of instructions which enable completion of a procedure described by the selected procedure descriptor. The incoming communication is transferred at a position in the sequence of instructions to a representative. The incoming communication is also transferred back to the same position in the sequence of instructions. | 2009-02-05 |
20090034698 | SYSTEM FOR PROCESSING RECORDED MESSAGES - A system that incorporates teachings of the present disclosure may include, for example, a network element operating in a communication system having a controller element to receive from an initiating party a message directed to a subscriber of the communication system, receive from the subscriber a request to present the message, identify the initiating party supplying the message, transmit the identity of the initiating party to a telephone number mapping (ENUM) system with a request for a communication ID of a presence system that monitors the initiating party, transmit to the presence system according to the communication ID a Session Initiation Protocol (SIP) SUBSCRIBE message requesting presence information of the initiating party, and present the subscriber one or more options to communicate with the initiating party according to the presence information received in a SIP NOTIFY message supplied by the presence system. Additional embodiments are disclosed. | 2009-02-05 |
20090034699 | Method For Storing And Forwarding Multimedia Messages For Multimedia Calls - The invention relates to a method for storing and passing on multimedia messages for a multimedia call in a packet-switching telecommunication network (TN), with the called subscriber (B subscriber) having network access with a known and predetermined bandwidth to the telecommunication network (TN). In the situation where it is found ( | 2009-02-05 |
20090034700 | MESSAGING ADVISE IN PRESENCE-AWARE NETWORKS - A presence aware communications system, comprising a messaging system configured to perform at least one of the following operations:
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20090034701 | Methods and apparatus for billing of facsimile transmissions to electronic storage destinations - A method for a computer includes determining a call-in fax telephone number called by a facsimile transmission device, receiving the facsimile transmission from a facsimile transmission device including a digitized representation of a transmission page including an optical representation of data associated with an e-mail address, determining the data optically, which is independent of the call-in number, determining a graphics template associated with the call-in number, combining a digitized representation of the transmission page with the graphics template to form a digitized representation of a composite page, formatting the digitized representation of the composite page into a second format, determining additional service provider data in response to the facsimile or the scanned image, and transmitting the additional service provider data and the digitized representation of the composite page in the second format to the electronic destination address. | 2009-02-05 |
20090034702 | MULTIPLE MAXIMUM DURATIONS DEFINED FOR SESSIONS OVER A COMMUNICATION NETWORK - Communication networks and associated methods and systems are disclosed that provide dynamically-configurable maximum durations for sessions over a communication network. For a session, the communication network determines the traditional static maximum duration and the calculated maximum duration (for prepaid sessions). In addition to these maximum durations, the communication network also determines a dynamic maximum duration for the session based on duration criteria. The communication network then selects one of the maximum durations based on the duration criteria, and monitors the session based on the selected maximum duration. By defining the duration criteria in a particular manner, a new dynamically-configured maximum duration for sessions may be used instead of relying only on the static maximum duration and the calculated maximum duration (for prepaid sessions). | 2009-02-05 |
20090034703 | Prepaid Calling Time Processing: A Method and Apparatus for Processing Pre-Paid Calling Time in a Telephone Communication System - Methods and systems are provide for processing prepaid calling time to a subscriber by determining an identity of a subscriber of prepaid calling time upon origination of a call to which a subscriber of prepaid calling time is to be a party; determining an amount of prepaid calling time available to the subscriber; allowing a call to which the subscriber is to be a party to be connected if prepaid calling time is available to the subscriber; and deducting calling time from the available prepaid calling time of the subscriber as the connected call proceeds. The method also provides for purchasing pre-paid calling time by electronically transferring funds from an account of the subscriber to an account of a pre-paid call time provider, the amount of funds transferred equal, to the dollar amount of pre-paid calling time to be credited to the subscriber; and crediting to the subscriber an amount of pre-paid calling time corresponding to the dollar amount of the transferred funds. | 2009-02-05 |
20090034704 | Identifying callers in telecommunications networks - A system and method that allows different participants in a conference call to be identified at a receiving terminal includes watermarking speech data when the uplink information from the terminals of the participants is received at the telecommunications network. The speech data is then combined at a conference bridge in the network and is transmitted in the downlink to the receiving terminal. The receiving terminal uses the watermarks to identify from which of the participants the received speech data originated and is operable to reproduce the speech data from the respective participants at different positions in a 2D or 3D space to help the user of the receiver terminal to identify contributions made by the respective participants. | 2009-02-05 |
20090034705 | SYSTEM AND METHOD TO ADJUST CALLER ID INFORMATION - A method for adjusting caller ID information includes receiving at a call device a caller ID message that includes a calling number. An address book associated with the call device is searched. An address book telephone number having the matching area code or local exchange number is analyzed to determine if the first digits of both address book phone number and calling number constitute a “1.” If the first digit in both numbers is the same, the calling number is stored unadjusted, while if the first digits differ, the calling number is adjusted. A method for adjusting caller ID information includes comparing the format of a received calling phone number to a set of predetermined criteria that are used to enable a “truncate” function in a context-sensitive “delete” button only when a predetermined criterion is met. Accordingly, a user is provided with a means to assure in a single pressing of a button that the proper deletion of numbers takes place for any calling number that is identified as needing truncation. | 2009-02-05 |
20090034706 | Teleconferencing Systems and Methods - A method implemented by a teleconferencing system includes assigning a teleconferencing bridge to a teleconference responsive to at least a current workload of the teleconferencing bridge, and forwarding a first plurality of communication sessions corresponding to the teleconference to the teleconferencing bridge, wherein the teleconferencing bridge is configured to connect each of the first plurality of communication sessions to each other communication session among the first plurality of communication sessions. | 2009-02-05 |
20090034707 | Method, Device And System For Implementing One Card Multiple Numbers Service - A method for realizing one card for multi-number service is disclosed, wherein the subscriber's card of the called terminal has a plurality of numbers, and the method comprises: determining the subscriber card information of the called terminal, the present activated number and the mobile switch center MSC_S based on the called number; connecting the call to the MSC_S based on the obtained routing information of the said MSC_S, and then performing the subsequent connection of the call based on the called subscriber card information. When calling a user experiencing one card for multi-number service, regardless the telephone number the user registers, the connection to the number that the user currently uses could always be realized, so as to obtain the calling or short message service targeted to the one card for multi-number service, that is, a plurality of number could be online concurrently. | 2009-02-05 |
20090034708 | ADVANCED CALL FORWARDING - The present invention advantageously provides a method and system that combines arming and disarming of a security system with activation and deactivation of call forwarding, enabling a single input by an authorized user to alter the state of the security system and to activate or deactivate call forwarding. Further, when changing the state of the security system, a user authorization component determines whether call forwarding should be activated. Hence, forwarding of calls is based on both user criteria and the state of the system. Additionally, the state of call forwarding can be changed by an authorized user via the security system. | 2009-02-05 |
20090034709 | System and method for look-ahead call completion - A method for providing directory assistance includes receiving a communication from a requester for a business listing and retrieving at least one first listing in response. At least one signal indicative of the status of the listing retrieved is received, and if negative, such status is conveyed to the requester. A second option is then offered to the requester, where the second option offered to the requester is for a second listing related to a same category of business as the first listing. | 2009-02-05 |
20090034710 | TELEPHONE SYSTEM AND EXCHANGE APPARATUS THEREFOR - According to one embodiment, there is provided a telephone system comprises an exchange apparatus to be connected to a best-effort type network and a telephone terminal to be connected to the exchange apparatus. The exchange apparatus includes a first interface unit which is connected to the best-effort type network, a second interface unit which forms a communication route differing from the first interface unit, a detection unit which detects deterioration in a quality of service of a call during establishment between the telephone terminal and its partner via the first interface unit and the best-effort type network, and a call moving unit which moves the call to a communication route passing through the second interface unit when the deterioration is detected. | 2009-02-05 |
20090034711 | Multiple Queuing and Servicing of a Contact - A contact originator is given a choice to enqueue the contact in multiple contact queues, to serve multiple needs or interests of the originator. If the contact reaches the head of the queue for the primary need while the contact is being serviced from a queue for a secondary need, the contact either remains at the head of the primary-need queue until the servicing at the secondary-need queue is completed, or a resource of the primary-need queue is conferenced in with the contact and the resource of the secondary-need queue so that the resources can serve both needs simultaneously. | 2009-02-05 |
20090034712 | Echo cancellation in which sound source signals are spatially distributed to all speaker devices - A system includes microphone devices, echo cancellation mechanism, and speaker devices. Each echo cancellation mechanism corresponds to one of the microphone devices. Each speaker device corresponds to a sound source signal. Each sound source signal is spatially distributed to all the speaker devices, and each echo cancellation mechanism receives as a reference signal a combination of all the sound source signals. | 2009-02-05 |
20090034713 | Projection Headset - A headset apparatus including a virtual keypad and a method for inputting data into a headset are provided. In one embodiment, a headset includes a processor, at least one acoustic transducer, a projector operably coupled to the processor for displaying an image on a surface exterior to the headset, and a position detector operably coupled to the processor for determining an image position and a user finger position. | 2009-02-05 |
20090034714 | Systems and methods for identity-based encryption and related cryptographic techniques - A method and system for encrypting a first piece of information M to be sent by a sender [ | 2009-02-05 |
20090034715 | Systems and methods for encrypting data - Data encryption techniques are presented. According to an embodiment of a method, a cryptographic hash of unencrypted data for data block X−1 is generated, and a hash of an encryption key is generated. An initialization vector for data block X is generated using the cryptographic hash and the hash of the encryption key. Data block X−1 and data block X are logically contiguous and data block X−1 logically precedes data block X. Encryption data for data block X is generated from unencrypted data for data block X using the initialization vector. | 2009-02-05 |
20090034716 | TIME APPARATUS, ENCRYPTION APPARATUS, DECRYPTION APPARATUS, AND ENCRYPTION/DECRYPTION SYSTEM - A time apparatus subjects a plurality of IDs to extract algorism. Each of the plurality of IDs is configured from a bit sequence, and the bit sequence is formed by expressing a current time instant as a bit sequence and concatenating a few bits from the first of the bit sequence. The time apparatus produces a plurality of decryption keys obtained as a result of subjecting the plurality of specified IDs to the extract algorism. An encryption apparatus specifies a plurality of IDs. Each of the plurality of IDs is configured from a bit sequence, the bit sequence being formed by expressing the designated time instant as a bit sequence and concatenating a few bits from the first of the bit sequence. The encryption apparatus reads the encryption key and the plurality of IDs supplied from the time apparatus to encrypt same plaintext. The encryption apparatus produces plural pieces of ciphertext. A decryption apparatus selects one decryption key from the inputted plurality of decryption keys, and selects one ciphertext from the inputted plural pieces of ciphertext. The decryption section decrypts the selected ciphertext using the selected decryption key on the basis of an ID based encryption method. | 2009-02-05 |
20090034717 | METHOD OF PROCESSING DATA PROTECTED AGAINST ATTACKS BY GENERATING ERRORS AND ASSOCIATED DEVICE - A data processing method comprises the following steps:
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20090034718 | ENCRYPTION APPARATUS AND METHOD THEREFOR - A modified implementation of the Kasumi algorithm executes on a 32-bit processor using full 32-bit operations. The implementation comprises a series of four rounds, each round including an intermediate sub-function executed between two executions of an FL sub-function. The intermediate sub-function is functionally equivalent to two consecutive | 2009-02-05 |
20090034719 | Des Hardware Throughput for Short Operations - A symmetric key cryptographic method is provided for short operations. The method includes batching a plurality of operation parameters ( | 2009-02-05 |
20090034720 | METHOD OF COUNTERING SIDE-CHANNEL ATTACKS ON ELLIPTIC CURVE CRYPTOSYSTEM - A method of countering side-channel attacks on an elliptic curve cryptosystem (ECC) is provided. The method comprises extending a definition field of an elliptic curve of the ECC to an extension ring in a first field; generating a temporary ciphertext in the extension ring and countering attacks on the ECC; and generating a final ciphertext for the first field if a fault injection attack on the ECC is not detected. The countering of attacks on the ECC may comprise countering a power attack on the ECC. Checking if there is a fault injection attack on the ECC may be performed by determining if the temporary ciphertext satisfies a second elliptic curve equation. The fault detection algorithms takes place in a small subring of the extension ring, not in the original field, to minimize the computational overhead. The method can improve the stability of the ECC and reduce computational overhead of the ECC. | 2009-02-05 |
20090034721 | ENCRYPTING AND DECRYPTING A DATA STREAM - The present invention provides methods, systems and apparatus for encrypting and for decrypting a data stream, for securely sending a data stream and for securely receiving a data stream, and for secure transmission of a data stream. The data stream, after at least a part of it being encrypted, is transmitted from a sender to a receiver via a channel. An exemplary method for encrypting comprises: adjusting encryption attributes during transmission; encrypting the data stream according to the adjusted encryption attributes; and transmitting the encrypted data stream and information of the encryption attributes to the receiver. | 2009-02-05 |
20090034722 | METHOD OF ENCRYPTING AND DECRYPTING DATA STORED ON A STORAGE DEVICE USING AN EMBEDDED ENCRYPTION/DECRYPTION MEANS - A method of encrypting data is provided that uses a medium key retrieved from a storage medium. The medium key is combined with another key to generate a combination key. Content is encrypted according to the combination key and written to the storage medium. | 2009-02-05 |
20090034723 | Image processor, image processing method, and computer program product - In an MFP, an image on an original is read and the image is stored as a document (input image) in an HDD. A marking-information generation module generates marking information (two-dimensional code information) expressing at least one of information relating to storage of the document and an output parameters of the document. A document-relevance-information management module relates the marking information to the stored image, and an encryption/decryption module encrypts the marking information. A marking generation module generates a marking image from the encrypted marking information, and the marking image is printed out. | 2009-02-05 |
20090034724 | MASKING OF DATA IN A CALCULATION - A method and a circuit for ciphering or deciphering data with a key by using at least one variable stored in a storage element and updated by the successive operations, the variable being masked by at least one first random mask applied before use of the key, then unmasked by at least one second mask applied after use of the key, at least one of the masks being dividable into several portions successively applied to the variable and which, when combined, represent the other mask. | 2009-02-05 |
20090034725 | METHOD OF AND SYSTEM FOR ENCRYPTION AND AUTHENTICATION - The invention provides a method of and system for networked security, involving multiple clients and servers. Rather than relying on single server based authentication and/or single stream based data transmission, the invention breaks apart information before if leaves the User's computer so that intercepting any single electronic message does not provide the hacker with sufficient information to gain access. The invention splits the values (i.e. password, User name, card number for authorization; enrypted text for encryption, etc.) at the point of sender/external authorization client. These split values are encrypted with different keys and transmitted to multiple external authorization servers. The invention can be applied to any secure transmission, storage or authentication of data over a data network. | 2009-02-05 |
20090034726 | Digital Rights Management Using a Triangulating Geographic Locating Device - A method and system for controlling distribution of content within a personal domain that makes use of a determination of the relative proximity to a source device or the geographic locations of the receiving devices. The location information may be determined using a Global Positioning System (GPS) or wireless triangulation systems. Usage rights for devices in the network are determined using the location or proximity determination. | 2009-02-05 |
20090034727 | Chaotic Spread Spectrum Communications System Receiver - A method is provided for coherently demodulating a chaotic sequence spread spectrum signal at a receiver ( | 2009-02-05 |
20090034728 | Multiplexed multilane hybrid scrambled transmission coding - In one embodiment, a hybrid backplane coding scheme transmits data using lengthy sequences of scrambled data, separated by 8b/10b control character sequences that prepare the receiver for the next scrambled sequence and permit realignment if necessary. Several lanes are coded separately in this manner, and then multiplexed on a common channel. Alignment sequences in the control character sequences, as well as scrambler seeds, are set to avoid synchronization of patterns generated among all lanes, which would tend to confuse a receiving serdes and/or phase-locked loop that recovers timing from the multiplexed scrambled signals. | 2009-02-05 |
20090034729 | SECURE MESSAGE HANDLING ON A MOBILE DEVICE - Systems, methods, and software for providing digital security to a child message transmitted from a mobile device to a messaging server, where the mobile device typically does not transmit the parent message with the child message to the messaging server. Whether to apply digital security, such as encryption or a digital signature, or both, is determined, and if the mobile device does not include a complete copy of a parent message for insertion into the child message, the mobile device selectively downloads the parent message from the messaging server prior to the computation of a digital signature or prior to encryption. The systems and methods may also provide a check of the child message size, when the child message includes inserted parent content, to ensure that the child message does not exceed any prescribed limits on message size. | 2009-02-05 |
20090034730 | PROCESS FOR DIGITAL SIGNING OF A MESSAGE - A method and apparatus for the digital signing of a message to be signed, the message to be signed is transmitted via a communication network to a mobile radio telephone to be used as a signing unit. A message to be signed is transmitted from a transmitter to a receiver and then from the receiver to the mobile radio telephone via a telephone network. The mobile radio telephone user indicates that the message to be signed should be signed, and the mobile radio telephone generates a signed message. The signed message is then transmitted from the mobile radio telephone to the receiver and from the receiver to an addressee. | 2009-02-05 |
20090034731 | Information processing apparatus and information processing method - In an information processing apparatus, a first communication unit receives encrypted data from a portable terminal device when the portable terminal device is within a first communication range, a second communication unit receives decryption information from the portable terminal device when the portable terminal device is within a second communication range shorter than the first communication range, and a decryption unit decrypts the encrypted data with the decryption information. | 2009-02-05 |
20090034732 | MANUFACTURING EMBEDDED UNIQUE KEYS USING A BUILT IN RANDOM NUMBER GENERATOR - A method of manufacturing a device containing a key is disclosed. The method generally includes the steps of (A) fabricating a chip comprising a random number generator, a nonvolatile memory and a circuit, (B) applying electrical power to the chip to cause the random number generator to generate a signal conveying a sequence of random numbers, (C) commanding the chip to program a first arbitrary value among the random numbers into the nonvolatile memory, wherein the device is configured such that the first arbitrary value as stored in the nonvolatile memory is unreadable from external to the device and (D) packaging the chip. | 2009-02-05 |
20090034733 | Management of cryptographic keys for securing stored data - Systems and methods secure data in storage. A management system generates a sequence of keys and an identifier of each key in the sequence. A current key in the sequence and the identifier of the current key are transferred from the management system to a storage system. The storage system encrypts the data into encrypted data using the current key. The storage system stores the identifier and the encrypted data. The identifier and the encrypted data are retrieved from the storage system. The key in the sequence identified by the identifier is transferred from the management system to the storage system. The storage system decrypts the encrypted data using the decryption key. | 2009-02-05 |
20090034734 | Multi-Level Key Manager - A cryptographic device and method are disclosed for processing different levels of classified information. A memory caches keys for use in a cryptographic processor. The cryptographic processor requests a key associated with a particular classification level when processing a packet of the particular classification level. The cryptographic device confirms that the key and the packet are of the same classification level in a high-assurance manner. Checking header information of the keys one or more times is performed in one embodiment. Some embodiments authenticate the stored key in a high-assurance manner prior to providing the key to the cryptographic device. | 2009-02-05 |
20090034735 | AUDITING SECRET KEY CRYPTOGRAPHIC OPERATIONS - In a cryptographic system, the unlocking of secret keys on a user system is audited and correlated with other events that typically occur after the secret key is used to perform a cryptographic operation. Audit evidence of secret key cryptographic operations is recorded for later review and/or analysis, for use as stored evidence of unauthorized activity and/or for use in refuting false claims of repudiation of authorized activity. Some systems might also provide users with user activity reports that can alert a user to suspicious or unauthorized activity using that user's access. | 2009-02-05 |
20090034736 | WIRELESS DEVICE AUTHENTICATION AND SECURITY KEY MANAGEMENT - A method and wireless device for updating at least one cryptographic security key ( | 2009-02-05 |
20090034737 | Diamond nanocrystal single-photon source with wavelength converter - A single-photon source (SPS) ( | 2009-02-05 |
20090034738 | Method and apparatus for securing layer 2 networks - Systems and methods for using a shared key architecture to enable secure Layer 2 meshed network security. | 2009-02-05 |
20090034739 | KEY ISSUING METHOD, GROUP SIGNATURE SYSTEM, INFORMATION PROCESSING APPARATUS, AND PROGRAM - There is provided in accordance with the present invention a key issuing method for being performed by a user apparatus in a group signature system including the user apparatus and an issuer apparatus connected to the user apparatus through a network. The method comprises: reading an issuer public key from the issuer apparatus into a user storage through the network; receiving, from the issuer apparatus through the network, first confidential data including one or plural confidential texts which are produced by confidentializing the issuer public key using element data containing information of an element of a group in the issuer apparatus; performing a second confidential data generating process for generating second confidential data of a confidential text represented by the product of modulo-exponentiated element data corresponding to the confidential texts included in the first confidential data or a confidential text represented by the sum of the element data multiplied by a constant, using the issuer public key and the first confidential data; sending the second confidential data to the issuer apparatus through the network; receiving, from the issuer apparatus through the network, information generated in the issuer apparatus and based on the element data corresponding to the second confidential data; and generating a member public key which is a public key corresponding to the user apparatus and a member secret key which is a secret key corresponding to the user apparatus, using the information based on the element data corresponding to the second confidential data, and writing the member public key and the member secret key into the user storage. | 2009-02-05 |
20090034740 | CERTIFICATE-BASED ENCRYPTION AND PUBLIC KEY INFRASTRUCTURE - The present invention provides methods for sending a digital message from a sender to a recipient in a public-key based cryptosystem comprising an authorizer. The authorizer can be a single entity or comprise a hierarchical or distributed entity. The present invention allows communication of messages by an efficient protocol, not involving key status queries or key escrow, where a message recipient can decrypt a message from a message sender only if the recipient possesses up-to-date authority from the authorizer. The invention allows such communication in a system comprising a large number (e.g. millions) of users. | 2009-02-05 |
20090034741 | ASYMMETRIC KEY WRAPPING USING A SYMMETRIC CIPHER - A method of asymmetric key wrapping in a system is disclosed. The method generally includes the steps of (A) transferring a shared key from a key storage to a cipher operation, wherein the cipher operation comprises a symmetric-key cipher utilizing a cipher key, (B) generating an encrypted key by encrypting a decrypted key with the cipher operation using the shared key as the cipher key in a wrap-encrypt mode and (C) presenting the encrypted key external to the system in the wrap-encrypt mode. | 2009-02-05 |
20090034742 | IDENTITY-BASED ENCRYPTION SYSTEM - A system is provided that uses identity-based encryption to support secure communications. Messages from a sender to a receiver may be encrypted using the receiver's identity and public parameters that have been generated by a private key generator associated with the receiver. The private key generator associated with the receiver generates a private key for the receiver. The encrypted message may be decrypted by the receiver using the receiver's private key. The system may have multiple private key generators, each with a separate set of public parameters. Directory services may be used to provide a sender that is associated with one private key generator with appropriate public parameters to use when encrypting messages for a receiver that is associated with a different private key generator. A certification authority may be used to sign directory entries for the directory service. A clearinghouse may be used to avoid duplicative directory entries. | 2009-02-05 |
20090034743 | Method for Communicating Entitlement Data From a Server, Related Server, Client Systems and Computer Program Product - A server communicates a set of entitlement data representative of the entitlement of a client to access corresponding contents data by using a set of keys and a non-invertible cryptographic function. The cryptographic function is applied to a set of candidate bit strings using the set of keys to find a selected bit string that produces the set of entitlement data as a result of the application of the non-invertible cryptographic function by using the keys in the set. The server and the client share the cryptographic function as well as the set of keys (or the selected bit string). The server transmits to the client the selected bit string (or the set of keys). In either case, the client is thus in a position to apply the cryptographic function to the selected string of bits by using the set of keys, thereby reconstructing the set of entitlement data. | 2009-02-05 |
20090034744 | AUDIO SIGNAL ENHANCEMENT | 2009-02-05 |
20090034745 | SOUND IMAGE LOCALIZATION CONTROL APPARATUS - Provided is a sound image localization control apparatus for allowing, when sound is reproduced so as to perform sound image localization for a plurality of users, each of the plurality of users to variably adjust an acoustical effect individually without diminishing a sound image localization effect. The sound image localization control apparatus comprises: processing characteristic setting means ( | 2009-02-05 |
20090034746 | CHASSIS WITH NOISE CANCELLATION FUNCTION, NOISE CANCELLATION METHOD, METHOD FOR PRODUCING NOISE CANCELLATION SOUND DATA, PROGRAM FOR PRODUCING NOISE CANCELLATION SOUND DATA, AND MEDIUM - A chassis with noise cancellation function which performs active noise cancellation in a first location for cancelling a noise generated in the chassis includes a sound receiving circuit receiving a surrounding sound in a second location, a memory circuit storing noise cancellation sound data and the surrounding sound that are associated with each other, a controller selecting the noise cancellation sound data corresponding to the surrounding sound received by the sound receiving circuit from the memory circuit and generating a noise cancellation signal based on the selected noise cancellation sound data and a sound output unit outputting a noise cancellation sound in said first location based on the noise cancellation signal to perform the active noise cancellation. | 2009-02-05 |
20090034747 | AUDIO ENHANCEMENT SYSTEM AND METHOD - A system and method for enhancing the sound signal produced by an audio system in a listening environment by compensating for ambient sound in the listening environment, comprises producing an audio sound in the time domain from an electrical sound signal in the time domain. The electrical sound signal in the time domain is transformed into an electrical sound signal in the frequency domain and the electrical sound signal in the frequency domain is retransformed into an audio sound in the time domain. The total sound level in the environment is measured and a signal representative thereof is generated. The audio sound signal and the total sound signal are processed to extract a signal representing the ambient sound level within the environment, and equalization is performed in the frequency domain to adjust the output from the audio sound signal to compensate for the ambient noise level. | 2009-02-05 |
20090034748 | AMBIENT NOISE-REDUCTION CONTROL SYSTEM - The invention provides a noise reduction control system for an ear-worn speaker-carrying device (“ESD”). The system is configured to sense ambient noise and to develop electrical signals which can be used to reduce the amount of said ambient noise audible to a wearer of the ESD. The system sets a plurality of predetermined and discrete noise reduction levels and automatically responds to at least one controlling event, outside the control of the wearer, to set the degree of noise reduction to one of those discrete levels. Typically, the system inverts and filters the electrical signals relating to ambient noise and feeds the inverted and filtered signals to the speaker of the ESD in time for the speaker to generate sounds capable of interfering destructively with the ambient noise. | 2009-02-05 |
20090034749 | Hearing Apparatus with a Moveable Charging Contact - A hearing apparatus includes a charging contact being movable relative to an accumulator and being electrically conductively connected to the accumulator in a first position and less effectively conductively connected thereto in a second position. A spring-elastic element engages with the charging contact in order to push the charging contact into the second position with a predetermined force, so that the charging contact can only be pushed into the first position by overcoming the predetermined force. As a result, the charging contact configuration obtains a switching function, so that electro-corrosion on the charging contacts can be prevented. Therefore, charging an accumulator of a hearing apparatus and in particular of a hearing device using a direct conductive contact is possible, with zero potential of the charging contacts which are accessible from the outside being ensured during normal operation of the hearing apparatus. | 2009-02-05 |
20090034750 | SYSTEM AND METHOD TO EVALUATE AN AUDIO CONFIGURATION | 2009-02-05 |
20090034751 | ELECTRO-ACOUSTICAL TRANSDUCER - An electro-acoustical transducer of the present invention includes: a diaphragm of an elongated shape; a first magnet of a parallelepiped shape which is situated at a side of one principal surface of the diaphragm such that long sides thereof are in parallel with long sides of the diaphragm, and which is polarized in a short side direction to form a magnetic gap; a second magnet of a parallelepiped shape which is situated next to the first magnet in the short side direction of the diaphragm, such that long sides thereof are in parallel with the long sides of the diaphragm, and which is polarized toward a direction in a manner opposite to the first magnet so as to form a magnetic gap; and a coil of an elongated ring shape which is situated on the diaphragm such that long sides thereof are situated in the magnetic gaps. | 2009-02-05 |
20090034752 | CONSTRAINTED SWITCHED ADAPTIVE BEAMFORMING - An audio device, comprising a microphone array, a constrained switched adaptive beamformer with input coupled to said microphone array, said beamformer including (i) a first stage speech adaptive beamformer with first adaptive filters having a first adaptive step size, and (ii) a second stage noise adaptive beamformer with second adaptive filters having a second adaptive step size, and a single channel speech enhancer with input coupled to an output of said constrained switched adaptive beamformer. | 2009-02-05 |
20090034753 | Direction detection apparatus, direction detection method and direction detection program, and direction control apparatus, direction control method, and direction control program - A direction detection apparatus is disclosed. The direction detection apparatus includes a distribution obtainment section, an emphasis section, and a direction selection section. The distribution obtainment section obtains a distribution of intensities of sounds in a predetermined directional range. The emphasis section emphasizes sounds in the distribution of the intensities of the sounds obtained by the distribution obtainment section, wherein the emphasis section emphasizes the sounds in a second directional range which is a narrower directional range than the predetermined directional range and a center of the second directional range corresponds to a direction represented by selection information. The direction selection section decides a direction to be selected next based on the distribution of the intensities of the sounds which are output from the emphasis section and outputs the direction decided to be selected next as the selection information. | 2009-02-05 |
20090034754 | Apparatus for Automatically Mixing Audio Signals in a Predetermined Manner - A recorded voice message having a first length and a background sound having a second length longer than the first length are received. The first length of the recorded voice message is determined. The level of a portion of the background sound is lowered, the lowered portion having a length that is substantially the same as the first length. The recorded voice message and the lowered portion of the background sound are interleaved. The length of the background sound is adjusted to the first length plus a third length. | 2009-02-05 |
20090034755 | AMBIENT NOISE CANCELLATION FOR VOICE COMMUNICATIONS DEVICE - A system and method for reducing or entirely canceling background or ambient noise from a voice transmission from a communications device. A communications device, such as a mobile telephone, is configured with an ambient noise compensation signal generator that is connected between a microphone and a mixer. The original output of the microphone and a compensation signal generated by the ambient noise compensation signal generator are mixed together prior to being passed to a transmitter. In one embodiment a buffer is provided between the microphone and the mixer to help synchronize the timing of the signals to be mixed. In another embodiment a second microphone is employed to detect ambient noise. | 2009-02-05 |
20090034756 | SYSTEM AND METHOD FOR EXTRACTING ACOUSTIC SIGNALS FROM SIGNALS EMITTED BY A PLURALITY OF SOURCES - A system for extracting one or more acoustic signals from a plurality of source signals emitted by a plurality of sources, respectively, in an environment, the system comprising an array of microphone receivers for receiving the one or more acoustic signals from the environment and transmitting the signal to a signal processor, wherein the signal processor is arranged to estimate the plurality of source signals using the data received by array of receivers, the signal processor is further arranged to perform an operation on the data received by the array of receivers with the estimated source signals to provide an estimate of the impulse response of the environment, wherein the data received by the array of receivers is input to the estimate of the impulse response of the environment to provide an output comprising a plurality of channels, wherein one or more of the channels correspond to the one or more acoustic signals from one of the plurality of sources, respectively. | 2009-02-05 |
20090034757 | SERIALIZER FOR MULTIPLE APPLICATIONS - A serializer/deserializer interfaces a microprocessor/controller with I/O devices over a flexible hinging cable. The I/O devices have parallel interfaces as does the controller but the serializer/deserializer reduces the number of signal that traverse the flexible hinging cable. LCD displays, cameras, keypads and audio signals handled by the invention. | 2009-02-05 |
20090034758 | DISPLAY DEVICE AND SPEAKER SYSTEM FOR THE DISPLAY DEVICE - At least one exciter is used to produce sound for a flat panel display. The exciter vibrates the housing for production of sound. The housing may also include a plate mounted on the front surface of the housing and the exciter may be attached to the plate, which serves as a resonance plate. | 2009-02-05 |
20090034759 | DISPLAY DEVICE AND SPEAKER SYSTEM FOR THE DISPLAY DEVICE - At least one exciter is used to produce sound for a flat panel display. The exciter vibrates the housing for production of sound. The housing may also include a plate mounted on the front surface of the housing and the exciter may be attached to the plate, which serves as a resonance plate. | 2009-02-05 |
20090034760 | ELECTRONIC COMPONENT, FABRICATION METHOD FOR THE SAME AND ELECTRONIC DEVICE HAVING THE SAME - The electronic component includes: a fixed film; a vibration film facing the fixed film; a first electrode formed on the fixed film and having at least one first through hole in the center portion; and a second electrode formed on a portion of the vibration film corresponding to the first electrode and having at least one second through hole in the peripheral portion. An air gap communicating with the first and second through holes is formed between the fixed film and the vibration film and surrounded with a rib. At least one side hole is provided to extend in the rib surrounding the air gap from the air gap toward outside. | 2009-02-05 |
20090034761 | ELECTROSTATIC SPEAKER - An electrostatic speaker is constituted of a vibrator held between opposite electrodes via spacers. The vibrator has a plurality of surface projections and a plurality of backside projections, which project in opposite directions. When voltage differences occur between the opposite electrodes due to audio signals, electrostatic force is exerted on the vibrator, which thus vibrates in response to audio signals with a high sensitivity. The vibrator | 2009-02-05 |
20090034762 | ARRAY SPEAKER DEVICE - In an array speaker device, a plurality of speaker units output sounds having directivities, which are then reflected on a prescribed wall or a reflection board so as to form virtual speakers, wherein a digital signal processor independently drives the plurality of speaker units in such a way that sound beams produced in response to input audio signals are emitted toward prescribed focal point positions in the space. A CPU sets up the focal point positions, which normally vibrate as necessary. Thus, a broad listening range and sound localization are realized. | 2009-02-05 |
20090034763 | AUDIO DEVICE AND SOUND BEAM CONTROL METHOD - In an audio device equipped with a speaker array device aligning a plurality of speaker units, a sound beam is emitted towards a specific person in a main beam direction, thus realizing the listening of the audio contents with good sound quality. Other persons listen to the audio contents at off-beam positions; hence, leaked sound due to side lobes of the sound beam is transmitted to them with respect to an intermediate band and a low band, thus realizing the listening of the sound with an adequate volume. A high band is subjected to sharp beam control, wherein with respect to an intermediate volume or higher volume, high-frequency components are convoluted with the sound beam and are emitted with non-directivity. | 2009-02-05 |
20090034764 | Sound Field Control Apparatus - In a sound field control apparatus, a storage unit stores position information of a plurality of speakers disposed in a three-dimensional space and position information of a sound receiving point. An input unit inputs an audio signal and position information of a virtual audio source. A localization controller localizes the audio signal at a position of the virtual audio source. The localization controller defines a virtual polyhedral solid that has vertices at respective positions of the plurality of the speakers, selects a face of the virtual polyhedral solid through which a directional line from the sound receiving point to the virtual audio source passes, selects speakers located at vertices of the selected face as speakers to which the audio signal is output, and determines ratios of levels of the audio signals to be provided to the speakers located at the vertices of the selected face based on ratios of respective angles between the directional line and straight lines directed from the sound receiving point to the vertices of the selected face. | 2009-02-05 |