43rd week of 2008 patent applcation highlights part 35 |
Patent application number | Title | Published |
20080260082 | TRAINING PATTERN FOR A BIASED CLOCK RECOVERY TRACKING LOOP - Some embodiments of the invention provide a biased tracking loop that may include encoded information. Embodiments may comprise a training pattern, utilized in a non-interfering way that allows for clock recovery, embedded information transmission and/or header alignment. Therefore, embodiments may comprise a tracking loop training pattern that comprises data. | 2008-10-23 |
20080260083 | SIGNAL PROCESSING CIRCUIT - A signal processing circuit detects a pulsative change point of an input signal and sets a phase point which is shifted by a predetermined phase difference from the detected pulsative change point of the input signal as the timing for sampling the input signal. | 2008-10-23 |
20080260084 | RADIO COMMUNICATION APPARATUS AND SYSTEM - A radio communication apparatus connected to a device including a digital signal processing unit generating a clock signal, the apparatus includes an acquisition unit acquiring frequency information concerning the clock signal from the digital signal processing unit, a first measurement unit measuring a signal power in a first frequency band, a comparison unit comparing the signal power with a threshold, a first selection unit selecting, from the first frequency band, a second frequency band necessary for data communication, a bandwidth of the first frequency band whose signal power is lower than the threshold being more than a bandwidth of the second frequency band, a second selection unit selecting an optimum communication scheme from a plurality of communication schemes of the data communication according to the frequency information, and a communication unit using the optimum communication scheme to perform the data communication in the second frequency band. | 2008-10-23 |
20080260085 | Method and device for estimating integer carrier frequency offset - The method disclosed in the invention comprises setting a plurality of subcarrier position hypotheses for a received preamble according to a plurality of ideal subcarrier positions and the maximum amount of integer carrier frequency offset (ICFO), generating a plurality of preamble pattern hypotheses by retrieving the received preamble according to the subcarrier position hypotheses, calculating the correlation between the preamble pattern hypotheses and a plurality of specified preamble patterns, determining to which sector the received preamble belongs according to a correct preamble pattern, the specified preamble pattern having the highest correlation with the preamble pattern hypotheses, obtaining a correct subcarrier position according to the sector to which the received preamble belongs; and estimating the ICFO by calculating the offset between the correct subcarrier position and the subcarrier position hypothesis of the preamble pattern hypothesis having the highest correlation with the correct preamble pattern. | 2008-10-23 |
20080260086 | CARRIER SYNCHRONIZING CIRCUIT AND CARRIER SYNCHRONIZING METHOD - Disclosed herein is a carrier synchronizing circuit including at least frequency synchronizing means and phase synchronizing means. The phase synchronizing means includes residual frequency error detecting means for detecting a residual frequency error after a frequency synchronizing process by the frequency synchronizing means and supplying the residual frequency error to the frequency synchronizing means, and the frequency synchronizing means performs frequency pull-in for the residual frequency error supplied from the residual frequency error detecting means after first timing. | 2008-10-23 |
20080260087 | MULTI-BAND BURST-MODE CLOCK AND DATA RECOVERY CIRCUIT - A clock and data recovery circuit is disclosed and comprises a first gated voltage-controlled oscillator, a PLL unit, a phase-controlled frequency divider, a multiplexer, a matching circuit and a double-edge-triggered D flip-flop. The first GVCO receives a data signal and a reference voltage to generate a first clock signal and a second clock signal based on the data signal. The PLL unit receives a reference clock signal and generates the reference voltage to adjust the frequency of the first clock signal and the second clock signal at the vicinity of the predetermined frequency. The phase-controlled frequency divider receives and divides the first clock signal by N to output a third clock signal. The multiplexer controlled by a selection signal receives and outputs the second clock signal or the third clock signal. The matching circuit receives the data signal and the selection signal to match the delays therebetween. The double-edge-triggered D flip-flop comprises a data input terminal receiving the output signal from the matching circuit, a clock input terminal receiving the output signal from the multiplexer, and an output terminal outputting a recovered data signal. | 2008-10-23 |
20080260088 | APPARATUS AND METHOD FOR SUPPORTING FUEL ASSEMBLIES IN AN UNDERWATER ENVIRONMENT HAVING LATERAL ACCESS LOADING - A fuel rack for supporting radioactive fuel assemblies in an underwater (or other submerged) environment that reduces the depth required for the pool to effectuate the fuel rack loading procedure. The fuel rack is specially designed to afford lateral loading. In one embodiment, the fuel rack comprises a body structure comprising at least one substantially vertically oriented elongated cell for receiving a nuclear fuel assembly, the body having a top, a bottom and a first lateral side; at least one elongated slot in the first lateral side of the body structure that forms a passageway into the cell through which a vertically oriented fuel assembly can be loaded; and means for supporting a fuel assembly within the cell in a substantially vertical orientation. In another embodiment, the invention is a method of laterally loading a fuel rack that utilizes rotation of the fuel assembly to secure the fuel assembly within its designated cell. | 2008-10-23 |
20080260089 | Quadrature Divide-By-Three Frequency Divider and Low Voltage Muller C Element - A low voltage, low power, wideband quadrature divide-by-three frequency divider using a wideband low voltage, low power differential Muller C element with multiple inputs operates on quadrature input and quadrature output signals. This frequency divider can be used in frequency synthesisers and as quadrature local oscillator generator. | 2008-10-23 |
20080260090 | Shift register and shift registering apparatus - A shift register is provided for use in a data driver. The shift register includes a shift registering unit. The shift registering unit selectively receives a clock signal. The shift registering unit includes a flip-flop; and a first selection circuit. The first selection circuit selectively sends the clock signal to the flip-flop according to a first selection signal, wherein before the flip-flop receives a data signal that is enabled, the first selection circuit sends the clock signal to the flip-flop according to the first selection signal so that the flip-flop correctly outputs the enabled data signal according to the clock signal. | 2008-10-23 |
20080260091 | Medical installation and method pertaining thereto - The invention relates to a medical installation comprising a device for generating x-ray images or computed tomography images or positron emission tomography images or single-photon emission computed tomography images and a device for generating endoscopic images. The device for generating x-ray images or computed tomography images or positron emission tomography images or single-photon emission computed tomography images and the device for generating endoscopic images are designed as an integrated unit. | 2008-10-23 |
20080260092 | X-RAY TOMOGRAPHIC IMAGING APPARATUS - For the purpose of providing an X-ray tomographic imaging apparatus for displaying a dual-energy image to facilitate diagnosis by an operator, an X-ray tomographic imaging apparatus ( | 2008-10-23 |
20080260093 | Computer Tomography Apparatus with Multiple X-Ray Radiation Sources - A computer tomography apparatus ( | 2008-10-23 |
20080260094 | Method and Apparatus for Spectral Computed Tomography - An apparatus receives signals generated by a detector ( | 2008-10-23 |
20080260095 | METHOD AND APPARATUS TO REPEATABLY ALIGN A CT SCANNER - A CT scanner includes a gantry including a first arm and a second arm. The first arm houses an x-ray source that generate x-rays, and the second arm houses a complementary flat-panel detector. During a pre-operative CT scan, the CT scanner is positioned at a scanning position near the patient. An alignment feature ensures that the CT scanner is repeatably positionable in the scanning position. After the pre-operative scan is complete, the CT scanner is moved to a remote position. If an updated CT scan is needed during the surgical procedure, the CT scanner is moved from the remote position to the scanning position. The alignment feature ensures that the CT scanner is properly positioned in the scanning position. | 2008-10-23 |
20080260096 | Method and Apparatus for Improving Identification and Control of Articles Passing Through a Scanning System - An article sensing and tracking system and computer system integrated and connected to present on a monitor screen, or screens, visual x-ray and photographic images of articles that are being passed through a scanner and visual indication of the physical location of the displayed articles within the system, enabling security personnel viewing a monitor screen to accurately track and maintain custody of the articles, until cleared, through examination of x-ray data and other information relating to the articles. | 2008-10-23 |
20080260097 | Container Inspection System - An inspection system provides for inspection of cargo containers. A scanning tunnel has an entrance and an exit, a plurality of scanning entrance doors, each having an open position and a closed position, at least one of the plurality of scanning entrance doors interior to the scanning tunnel; a plurality of scanning exit doors, each having an open position and a closed position, at least one of the plurality of scanning exit doors interior to the scanning tunnel. A scanner is adapted to scan the contents of a container inside the scanning tunnel when at least one of the plurality of scanning entrance doors is in the closed position and at least one of the plurality of scanning exit doors is in the closed position. A carrier carries the container through the tunnel. | 2008-10-23 |
20080260098 | AREAL MODULATOR FOR INTENSITY MODULATED RADIATION THERAPY - A modulator for radiation therapy provides modulation of an area beam to decrease treatment time. Separate channels passing modulated “beamlets” are possible by spacing the channels such that spreading of the beams and multiple angles of treatment eliminate cold spots. The space between the channels allows well-defined channel walls and space for modulator mechanisms. | 2008-10-23 |
20080260099 | DEVICE FOR EXPOSURE FIELD MONITORING IN A RADIATION THERAPY APPARATUS - In a device for exposure field monitoring of a therapeutic radiation exposure field with diagnostic x-ray image quality with the same or nearly the same projection as in therapeutic radiation, the focal spot from which the diagnostic radiation emanates is designed to cause the diagnostic radiation to penetrate the patient in the same or nearly the same projection as the therapeutic radiation located at the target of the radiation therapy apparatus or in close proximity thereto. | 2008-10-23 |
20080260100 | Radiochemical Sensor for Fluids - The apparatus for the determination of radionuclides in a continuous flow of a fluid comprises an alpha-beta chamber that converts alpha, beta and gamma radiation into photons; a gamma chamber that converts gamma radiation into photons; an external covering shield that isolates the alpha-beta chamber and the gamma chamber from environmental UV-visible light; and means for separatedly sending photons generated in the chambers to an analyzing unit. It permits determinations on-line, remotely, and continuously. | 2008-10-23 |
20080260101 | Dual energy X-ray source - A dual energy X-ray source for use in an explosive detection system includes only a single power supply and only a single X-ray tube. The X-ray tube includes only two electron guns and only a single anode. Each electron gun has its own grid and cathode. The X-ray source switches between producing a higher energy X-ray and producing a lower energy X-ray at a frequency of at least 4000 Hz. | 2008-10-23 |
20080260102 | X-RAY TUBE TARGET BRAZED EMISSION LAYER - A target for generating x-rays includes a target substrate comprising at least one layer of a target material, a track comprising at least one layer of a track material, the track configured to generate x-rays from high-energy electrons impinging thereon, and a braze joint attaching the target substrate to the track. | 2008-10-23 |
20080260103 | X-RAY IMAGING APPARATUS - When a tabletop is rolling, an aperture specifying unit calculates an aperture of diaphragm blades such that a radiation field is to be R′ based on a rolling angle, where R′ is a radiation field having the same radiation area of X-rays after tabletop rolling as a radiation area before the tabletop rolling. The aperture specifying unit instructs a beam-limit control unit to take the calculated aperture of the diaphragm blades in an X-ray beam limiting device. Then, the beam-limit control unit controls the aperture of the diaphragm blades such that the radiation field is to be R′. | 2008-10-23 |
20080260104 | Transportable PET insert - Methods and features of a transportable PET insert unit are disclosed. A transportable PET insert unit is provided. The transportable PET insert unit is operable to be coupled with a non-PET imaging system. The transportable PET insert unit is rented to a client. | 2008-10-23 |
20080260105 | STATIONARY CATHODE IN ROTATING FRAME X-RAY TUBE - An x-ray tube includes a stationary base and a passage therein. The x-ray tube includes an anode frame having an anode positioned adjacent to a first end and having a neck at a second end, the neck extends into the passage, wherein the anode frame is configured to rotate about a longitudinal axis of the passage. A hermetic seal is positioned about the neck between the neck and the stationary base. | 2008-10-23 |
20080260106 | METHOD AND SYSTEM FOR DRIFT CORRECTION OF SPECTRUM IMAGES - A method and system corrects for drift in spectrum images resulting from collection signals. Signals resulting from a scan are collected. A reference image is obtained for determining initial pixel locations. A correction image is extracted, validated and correction vectors generated. | 2008-10-23 |
20080260107 | APPARATUS HAVING AREAS OF REDUCED ATTENUATION FOR IMAGING SUPPORT - A patient imaging support is provided having first and second areas of reduced imaging energy attenuation to avoid increased in imaging energy by automatic exposure control voids during use of a C-arm imaging device in the right anterior oblique (RAO) and/or left anterior oblique (LAO) positions and to allow reduction of the amount of X-ray energy or other imaging energy needed to produce an image of the procedure field and for observation by medical personnel. | 2008-10-23 |
20080260108 | METHOD OF USE OF AREAS OF REDUCED ATTENUATION IN AN IMAGING SUPPORT - A patient imaging support is provided having first and second areas of reduced imaging energy attenuation to avoid increased in imaging energy by automatic exposure control voids during use of a C-arm imaging device in the right anterior oblique (RAO) and/or left anterior oblique (LAO) positions and to allow reduction of the amount of X-ray energy or other imaging energy needed to produce an image of the procedure field and for observation by medical personnel. | 2008-10-23 |
20080260109 | Technique for Providing Selective Access to Network Node - A technique is disclosed for selectively providing access to a network node for testing and verification associated with a testing classification and requests are received from a network component to initiate a call via the net-work node. If it is determined that with the testing classification, service is provided via the network node. | 2008-10-23 |
20080260110 | Checking Whether a Public Safety Answering Point (PSAP) is Correctly Associated with an Endpoint - In one embodiment, a method includes automatically detecting occurrence of an event at an endpoint that suggests checking whether a public safety answering point (PSAP) currently associated with the endpoint is correctly associated with the endpoint. The method further includes, in response to the occurrence of the event, automatically prompting through the endpoint a user to provide input indicating whether data identifying a current location of the endpoint is correct. The method further includes receiving input from the user through the endpoint indicating whether the data is correct and, if the input from the user indicates that the data is not correct, automatically initiating an update of the data to correctly identify the current location of the endpoint. | 2008-10-23 |
20080260111 | VISUAL COMMUNICATION SYSTEM AND ITS MAIN APPARATUS - According to one embodiment, an apparatus accommodates a telephone terminal and an emergency call terminal, wherein the telephone terminal is associated with the first video camera and a first display, the emergency call terminal is associated with a second video camera and a second display, and the apparatus further includes a determination processor determines whether or not a call generated from the telephone terminal is an emergency call, a visual link former forms an image communication link between the first video camera and the second display to display an image captured by the first video camera on the second display if the determination processor determines the call is the emergency call, and a voice link former forms a voice communication link between the telephone terminal and the emergency call terminal when the emergency call terminal performs a response to the call after the image communication link is formed. | 2008-10-23 |
20080260112 | Background Noise Effects - Mechanisms are disclosed that allow for the use of a false background, or background tone, in voice input in a telephonic call. A voice input may have both voice from a user talking and a background noise input which may be every other noise received at the user's phone. A trigger to use a background tone is received, the background tone is selected and the associated background tone file is retrieved. Then, a combiner combines the voice input with the background tone file. A filter may be used to filter the actual background noise from the voice input. Additionally, background tones may be used in various telephonic networks, including traditional land-line and wireless cellular networks. | 2008-10-23 |
20080260113 | DYNAMIC HEARING/VOICE CARRY OVER FOR GLOBAL TEXT TELEPHONY - A system and method for controlling a telecommunications device capable of text telephone, and voice carry over or hearing carry over operation where transition from text to voice operation, and vice versa, is accomplished without operator intervention. The system includes a text telephone signal detector that detects the presence of text telephone signals and an audio control manager coupled to the text telephone signal detector. The audio control manager comprises an audio stream manger that controls the processing of audio signals, and an audio profile manager that controls the routing of voice signals to the audio peripherals and the audio peripheral output sound loudness. | 2008-10-23 |
20080260114 | System And Method For Limiting Voicemail Transcription - Methods and systems for limiting voicemail transcription. The methods include answering a forwarded call from a caller to a subscriber of the voicemail transcription service, outputting an audio message to the caller prompting for the caller to leave a voicemail message, recording the voicemail message from audio of the forwarded call, and transcribing the audio of the forwarded call into text. The step of transcribing may be limited according to one or more of the following criteria: the duration of the recording, the number of characters transcribed, the number of text messages generated and filled from transcribed text, the caller ID of the call, the time the call is received, and the duration of the transcription. The systems include a call handler and a transcriber. At least one of the methods may be embodied by a software product including instructions for executing the steps of the method. | 2008-10-23 |
20080260115 | SYSTEM FOR SYNCHRONIZING TELEPHONES AND ELECTRONIC DISPLAYS - A content server delivers video segments to various on-site modules for display at the respective on-site modules according to respective schedules. The on-site modules may, for example, be located in coffee shops, convenience stores, sandwich grottos, and other establishments where customers are known to wait in line. The on-site modules also display call-in instructions, including a telephone number and a code. When a user places a call to a designated number and enters the code, an audio server determines the state of progression of the video, and begins synchronized audio playback over the caller's telephone. | 2008-10-23 |
20080260116 | Fully redundant call recording - A system provides redundant telephone call processing. A gateway receives a call and identifies a first server as having primary responsibility for servicing the call and a second server as having secondary responsibility for servicing the call. The gateway communicates the call to both the first server and the second server. The first server initiates recording of a voice message. The first server and the second server record the voice message. If the first server fails to indicate it has completed and stored the voice message in a timely manner, the second server stores the recorded voice message. | 2008-10-23 |
20080260117 | Techniques for Handling Messages in a Messaging System - A technique for handling messages in a messaging system includes receiving a playback request for a message. A first user control input that is associated with the playback request for the message is then received. The first user control input corresponds to a fast-forward function or a rewind function. It is then determined whether a second user control input, which corresponds to a same function as the first user control input, is received prior to expiration of a first time period. The playback request for the message is then serviced using a first offset when the second user control input is not received prior to expiration of the first time period or using a second offset, which is different than the first offset, when the second user control input is received prior to expiration of the first time period. | 2008-10-23 |
20080260118 | PRODUCT, METHOD AND SYSTEM FOR ENHANCED VOICEMAIL MANAGEMENT - The invention discloses enhanced voicemail system management through user-defined “access rules” that can be modified by a telephone account owner to provide permission and/or set a time duration for recording a message left by an incoming caller. | 2008-10-23 |
20080260119 | SYSTEMS, METHODS, AND COMPUTER PROGRAM PRODUCTS FOR PROVIDING SERVICE INTERACTION AND MEDIATION IN A COMMUNICATIONS NETWORK - Systems, methods, and computer program products for providing service interaction and mediation in a communications network are disclosed. According to one aspect, the subject matter described herein includes a system for providing service interaction and mediation in a communications network. The system includes a communications interface for receiving a client-to-SCIM message from a service client; and a service capability interaction manager (SCIM) module for providing service interaction between the service client and multiple application servers providing different types of services. Providing the service interaction includes receiving, from the communications interface, the client-to-SCIM service interaction message, and, in response to receiving the client-to-SCIM message, generating multiple SCIM-to-server messages and sending the SCIM-to-server messages to multiple application servers. Providing the service interaction also includes receiving multiple server-to-SCIM service interaction messages from at least some of the application servers that received the SCIM-to-server messages, and, in response to receiving the server-to-SCIM messages, generating a SCIM-to-client message containing an aggregation of at least a portion of data from at least some of the server-to-SCIM messages, and sending the SCIM-to-client message containing the aggregation to the service client via the communications interface. | 2008-10-23 |
20080260120 | Evaluating The Use Of Services Accessible From A Terminal - To evaluate the use of services accessible from a user terminal via a telecommunication network, an authentication sever authenticates the user of the terminal and transmits identifiers of the services to a control device to authorize the user terminal to access the services. In response to the service identifiers triggering an opening of control sessions for accessible services from the user terminal, an evaluation module evaluates the data traffics exchanged between the user terminal and service servers dispensing the services accessible in traffic accounts, and transmits to a management server, service control messages each including a service identifier and a traffic account relating to an accessible service after the closure of control sessions relating to the services. | 2008-10-23 |
20080260121 | Methods and apparatus to protect and audit communication line status - Methods and apparatus to protect and audit communication line status are disclosed. An example method includes receiving a set of available communication lines from a media gateway, associating a plurality of destination numbers with respective ones of the available communication lines, and dialing the plurality of destination numbers from the media gateway to identify the communication line status information. | 2008-10-23 |
20080260122 | Method and system for selecting and navigating to call examples for playback or analysis - A method for searching for one or more recorded telephone communications between one or more customers and a contact center comprising is provided. The method is implemented by a computer readable medium having a plurality of code segments. One or more telephone communications is analyzed and assessment data is assigned thereto. The assessment data of the telephone communications is searched for at least one search criterion, and at least one telephone communication having assessment data matching the search criterion is identified. A representation of the matching telephone communication is then displayed. | 2008-10-23 |
20080260123 | Method for measuring network performance parity - A method for measuring network performance parity includes the steps of computing a call completion ratio for at least one network provider, and determining whether the call completion ratio passes a first test. These steps may further include computing a first call completion ratio for a first network provider, a second call completion ratio for a second network provider, a difference between the first call completion ratio and the second call completion ratio, and a variance for the difference. The method also includes the step of assessing whether a second test is determinate if the call completion ratio does not pass the first test, by determining whether the variance is greater than a variance cutoff. In addition, the method includes the step of assessing whether a call completion ratio passes the second test, if the second test is determinate, by determining whether the difference is greater than a threshold. | 2008-10-23 |
20080260124 | METHOD AND APPARATUS FOR IMPLEMENTING CARD CALL SERVICE - A method and an apparatus for implementing a card call service are disclosed in embodiments of the present invention. The method includes: obtaining card information of a user terminal when determining that a call initiated by the user terminal is a card call; providing a card call service for the user terminal when determining, according to the card information, that the card call is supported. It can be seen that NGN may provide a user terminal with a card call service when the user terminal initiating a card call has the card information which may support a card call, so that the satisfaction of users is remarkably improved. | 2008-10-23 |
20080260125 | System and method of providing caller identification information - Systems and methods for providing caller identification information are provided. A method of providing caller identification information may include receiving caller identification information associated with a first communication device at a video processing device via a wireless communication. The method may also include selecting a first display profile associated with the first communication device from a plurality of display profiles. The method may also include generating a display in accordance with the first display profile. The display may include data related to the caller identification information. | 2008-10-23 |
20080260126 | Caller Information Provision - By the present invention are disclosed a method for providing and a method for obtaining voice call related information from a first party device ( | 2008-10-23 |
20080260127 | PC Managed Networked Audio Bell/Intercom System - A method, storage medium, and system for a managed audio bell/intercom including a controller and audio devices connected by an industry standardized network, wherein the controller contains logic to distribute action via the network to the audio devices. | 2008-10-23 |
20080260128 | Method and system determining the complexity of a telephonic commuincation received by a contact center - A method of determining the complexity of a telephonic communication received by a contact center is provided. The method comprises the step of establishing a call rule based on one or more of a call duration threshold, a non-interaction threshold, a distress event threshold, a third party dialog threshold, and a call transfer threshold. A recorded telephonic communication is received and call attributes associated with the telephonic communication are determined. The call attributes include one or more of the following: call duration data, non-interaction data, distress event data, third party dialog data and call transfer data. The established call rule is compared to the call attributes of the telephonic communication, and data indicative of the complexity of the telephonic communication is generated. | 2008-10-23 |
20080260129 | MULTI-MODAL COMMUNICATIONS METHOD - A method of collecting information includes sending a text markup programming language query script, using a session initiation protocol message, to a communications device. The query script includes at least one location query to determine a location of the communications device. The method of collecting information also includes receiving a response to the query script including at least one response to the at least one location query from the communications device. The at least one response to the at least one location query is automatically generated by the communications device. | 2008-10-23 |
20080260130 | Consolidated access and administration of customized telephone calling services - The present invention provides methods that allow more sophisticated use of custom calling services by consolidating the access to and administration of services for multiple lines and/or telephone devices. Embodiments include a single configuration interface for the calling services on all of an individual's telephone lines or devices, a single system for providing incoming calling services for all of an individual's telephone lines or devices, and a single system for providing outgoing calling services for all of an individual's telephone lines or devices. The present invention also includes features which allow custom calling services for a particular telephone device to be customized so as to interact with the custom calling services on another telephone device belonging to the same user. | 2008-10-23 |
20080260131 | ELECTRONIC APPARATUS AND SYSTEM WITH CONFERENCE CALL SPATIALIZER - A conference call spatializer includes an input for receiving voice data corresponding to each of a plurality of conference call participants. A spatial processor included in the conference call spatializer provides a spatial component to the received voice data to produce multi-channel audio data that, when reproduced, provides a spatial arrangement in which the voice data for each of the plurality of conference call participants appears to originate from different corresponding spatial locations. | 2008-10-23 |
20080260132 | Low bandwidth but high capacity telephone conference system - A teleconference system comprises VoIP server, a rootnode presider terminal, a first level conference element and a second level conference element. The first level conference element includes the rootnode presider terminal and at least one first participant terminals as childnode of the rootnode presider terminal, wherein at least one of the first participant terminals is the candidate to be selected as second level presider terminal. The second level conference element includes the second level presider terminal and at least one second participant terminals as childnode of the second level presider terminal. The VoIP server is coupled to the rootnode presider terminal, first participant terminals and second participant terminals. | 2008-10-23 |
20080260133 | System and method for dectecting three-way attempts - Disclosed is an improved three-way call detection system and method for use with a telephone management system. Specifically, a three-way call detection system and method for detecting continuous noise indicative of a an attempt to circumvent existing three-way call detection systems and methods. The continuous noise detection system and method may be used in conjunction with any existing three-way call detection system and method, including for example, a system and method that monitors the active communications of the telephone management system for pulses of energy indicative of a three-way call. | 2008-10-23 |
20080260134 | Apparatus, Method, And Computer Program Product For Outputting Audio Data During A Communication - A method for outputting audio data during a communication is provided. The method involves initiating an at least bilateral communications state, such as a bilateral audio communications state, between a first communications device and a second communications device. A pre-defined audio composition, such as a song, is caused to emanate at least temporarily during the bilateral communications state and substantially contemporaneously from each of the first and second communications devices. Corresponding apparatus and computer program products are also provided according to other aspects. | 2008-10-23 |
20080260135 | METHOD AND APPARATUS FOR CROSS CHANNEL DATA PROCESSING - A method and system for placing a call back from a call center to an end user viewing a website includes sending a request for the call back from an end user computer to a call server, the request including the PSTN number at which the end user wishes to be called; placing calls to the end user and the call center, the call center call including the ANI/callerID of the number at which the end user is called; requesting by the call center data concerning the end user from the call server; receiving by the call server data from the end user computer; and transmitting the data from the call server to the call center. The data from the end user computer may be an identification of the web page being viewed, data entered on the web page, an end user identifier and/or co-browsing data. | 2008-10-23 |
20080260136 | SYSTEM AND METHOD FOR FORWARDING CALLS - A system and method for forwarding calls is disclosed. A system that incorporates teachings of the present disclosure may include, for example, a communication device having a controller element to receive a call from a communication system, retrieve a caller ID from information associated with the call, present a caller ID, receive a request to forward the call, present one or more communication identifiers responsive to the forwarding request, receive a selection corresponding to one of the one or more communication identifiers, and submit to the communication system a request to forward the call to the selected communication identifier. Additional embodiments are disclosed. | 2008-10-23 |
20080260137 | VOICE PORTAL COMMUNICATIONS - A method includes receiving a telephone call at a network device and forwarding the telephone call to a proxy device. The method also includes forwarding the telephone call, from the proxy device, to a first voice portal and determining that telephone call should be transferred to a second voice portal. The method further includes forwarding, by the first voice portal, a transfer request to the network device and forwarding, by the network device, the telephone call to a second voice portal. | 2008-10-23 |
20080260138 | METHOD AND SYSTEM FOR USER INTERACTION WITHIN A QUEUE - A system for providing caller interaction within a queue. In response to receiving a call, it is determined whether a wait time exists before a caller is connected to a customer service representative. In response to determining that the wait time exists, it is determined whether the caller is interested in an interaction. In response to determining that the caller is interested in the interaction, a profile associated with the caller is loaded. In response to detecting a connection with an interactive system, interactive options are loaded from the interactive system and presented to the caller based on the profile. In response to receiving a selection from the interactive options, it is determined whether the selection includes a group interaction. In response to determining that the selection includes the group interaction, the group interaction is loaded based on the profile. Then, the caller is entered into the group interaction. | 2008-10-23 |
20080260139 | System and Method for Voice Over Internet Protocol Using a Standard Telephone System - A system and method is provided for routing telephone calls on a standard telephone network to one of a PSTN network and a VoIP network. The system comprises at least one telephone capable of making local and long distance calls on the network. A Central Office is coupled to the telephone and comprises a trigger for identifying calls to be routed to either a VoIP platform or the PSTN network. Calls to be converted to IP protocol are routed to a VoIP platform. An IP network is coupled to the VoIP platform and routes VoIP calls to one or more devices in communication with the telecommunications system. | 2008-10-23 |
20080260140 | Method and System for Scanning and Detecting Metallic Cross-Connects - A method and system is disclosed for automatically scanning for and detecting existing jumper wires or metallic cross-connects within a central office main distribution frame (MDF), street cabinet, and drop point sites. In an embodiment of the invention, the method includes connecting a plurality of modular sender and receiver units to the MDF connector blocks. Scanning signals are sent between the lines on the subscriber side and the exchange side that are received by the receivers to accurately determine which subscriber lines are cross-connected to which lines on the exchange side. In a second embodiment, the scanning system is operable in cooperation with an automated cross-connect system installed within the MDF or drop point site. The automated cross-connect system comprises modular switch matrix arrangements that enable cross-connects to be established or removed remotely from the central office. The scanning procedure establishes an accurate line connection database that enables non-intrusive installation of the automated cross-connect system by preserving previous cross-connects. Furthermore, the combined operation with the automated cross-connect system enables cable line repairs to be completed with short order by allowing repair crews to connect the broken lines without regard to order such that the original connection sequences that can be restored by automatically modifying the cross-connects in the central office or in the drop point site. | 2008-10-23 |
20080260141 | Method and apparatus for enhanced convergence of the normalized LMS algorithm - Adaptive filters employing a normalized time domain least mean square algorithm having enhanced convergence rates by virtue of the use of an update gain greater than | 2008-10-23 |
20080260142 | Splitter architecture for a telecommunications system - An interface card adapted to be mounted at the back plane of a splitter chassis. The interface card includes card edge connectors for providing connections with a splitter card. The interface card also includes cable connectors for inputting mixed voice and data, and for outputting data and voice signals. Tracings are provided on the interface card for interconnecting the cable connectors and the card edge connectors. The tracings are configured such that first tracings carrying data signals from the splitter card to the cable connectors do not cross second tracings carrying voice signals from the splitter card to the cable connectors. | 2008-10-23 |
20080260143 | XZ-ELLIPTIC CURVE CRYPTOGRAPHY WITH SECRET KEY EMBEDDING - Secure communications over an insecure channel is provided using symmetric key elliptic curve cryptography. More specifically, a shared secret key and/or data bit string is embedded in the X-coordinate and the Z-coordinate of an elliptic curve point defined in projective coordinates, wherein the embedding process is deterministic and non-iterative. In addition, the base point may be blinded by making the base point dependant on the shared secret key. | 2008-10-23 |
20080260144 | IMAGE FORMING APPARATUS - An image forming apparatus is supplied capable of preventing data stored in a non-volatility memory from being read out when the non-volatility memory is stolen. In the image forming apparatus, an encryption function section of encryption/decryption function section encrypts print job received from an information processing apparatus or print data made in the image forming apparatus, and stores it to a non-volatility memory; and a decryption function section of the encryption/decryption function section decrypts the print job or the print data encrypted by the encryption function section and stored in the non-volatility memory, and outputs it. | 2008-10-23 |
20080260145 | Selection of a lookup table with data masked with a combination of an additive and multiplicative mask - Processing of masked data using multiple lookup tables (LUTs), or sub-tables, is described. For each input value, an appropriate sub-table provides an output value that is the result of a non-linear transformation (e.g., byte substitution) applied to the input value. An additive mask can be applied to the input data. A transformation can be applied to the masked input data to transform the additive mask into a multiplicative-additive mask. Selected bits of the masked input data and the bits in the additive component of the multiplicative-additive mask can be used in combination to select one of the sub-tables. An entry in the selected sub-table, corresponding to a transformed version of the input data, can then be identified. | 2008-10-23 |
20080260146 | Electronic Circuit Arrangement and Method of Operating Such Electronic Circuit - In order to provide an electronic circuit arrangement ( | 2008-10-23 |
20080260147 | METHOD AND APPARATUS FOR ENCRYPTING MESSAGE FOR MAINTAINING MESSAGE INTEGRITY, AND METHOD AND APPARATUS FOR DECRYPTING MESSAGE FOR MAINTAINING MESSAGE INTEGRITY - A method of encrypting a message for message integrity is provided. In the method, a random number is generated, a first ciphertext is generated by encrypting the message by using the generated random number, a hash value of the first ciphertext is calculated, an encryption key is generated by using the hash value of the first ciphertext and a shared key, a second ciphertext is generated by encrypting the random number by using the encryption key, and the first and second ciphertexts are combined. | 2008-10-23 |
20080260148 | Encryption Processor - One chip encryption processor is disclosed, in which a password process unit for processing a data encryption and an interface for managing a password needed for an encryption are integrated into one chip. The encryption processor includes an encryption interface for connecting an externally connected apparatus and an internal data process apparatus, a password process unit for encrypting the inputted data, a memory unit for temporarily storing the data. The above elements are integrated into one chip, so that a desired data security, non-error operation and stable user verification are obtained. | 2008-10-23 |
20080260149 | Method and System for Mobile Device Credentialing - Methods and systems taught herein allow mobile device manufacturers to preconfigure mobile devices for subscription with any network operator having access to a centralized device directory server. The directory server stores device records, each including a preliminary subscription identity. Manufacturers individually provision new mobile devices with these preliminary subscription identities, and network operators preliminarily register subscribers by submitting requests to the directory server that cause it to link individual device records with the appropriate credential server addresses. Mobile devices gain temporary network access by submitting their preliminary subscription identities, which get passed along to the directory server for verification. In turn, the directory server generates authentication vectors giving the mobile devices temporary network access, and returns the appropriate credential server addresses. The mobile devices use the address information to submit secure requests for permanent subscription credentials, and the involved credential servers securely return permanent subscription credentials responsive to valid requests. | 2008-10-23 |
20080260150 | Ic Intrusion Detection - The invention relates to an electronic device for cryptographic processing, having at least two electronic circuits (IC, CC, CP) coupled via a connection means, wherein the connection means is arranged for transferring data signals between the two electronic circuits. The electronic device further has a monitoring circuit ( | 2008-10-23 |
20080260151 | USE OF METADATA FOR TIME BASED ANTI-REPLAY - A system and method for facilitating anti-replay protection with multi-sender traffic is disclosed. The system employs time-based anti-replay protection wherein a sender transmits a data packet with a pseudo-timestamp encapsulated in a metadata payload. At the receiving end, the receiver compares the pseudo-timestamp information received with its own pseudo-time, determines if a packet is valid, and rejects a replay packet. The pseudo-time information is transmitted through the metadata payload and new fields need not be added to the IPSec (IP Security) Protocol, thus the existing hardware can be employed without any changes or modifications. | 2008-10-23 |
20080260152 | Proofs of Vicinity Using Cpufs - The present invention relates to a method and a device ( | 2008-10-23 |
20080260153 | Symmetric and asymmetric cryptography using shadow numbers - A method and an apparatus for enciphering and deciphering content with symmetric and asymmetric cryptography with the use of the shadow numbering system where two or more shadow values are used with two or more base values with a two side equation, on one side the value to encipher is multiplied with one of the shadow value then the modulus taken with the base value, to decipher the enciphered value is multiplied with the shadow value that didn't take part of the first equation then the modulus is taken with the base value, thus, deciphering the enciphered value. | 2008-10-23 |
20080260154 | METHOD AND SYSTEM FOR PROTECTING THE INTERNET ACCESS OF A MOBILE TELEPHONE, AND CORRESPONDING MOBILE TELEPHONE AND TERMINAL - SIM cards of mobile telephones contain an identification code for having access to the Internet. However, such cards can be removed from the mobile telephone which they are normally provided for, in order to be inserted into other mobile telephones, smartphones or on the PCMCIA card of a PC. | 2008-10-23 |
20080260155 | Storage Medium Processing Method, Storage Medium Processing Device, and Program - Spread of a forged storage medium is prevented suppressing an authentic storage medium's damage and trouble of a owner to the minimum. When there is an update request of user key data, the update history of the user key data concerning the shown above-mentioned medium identifier IDm is referred to. When judged that the update of the user key data concerning the shown medium identifier IDm not being performed within a predetermined period, the update of user key data is performed. The request of a update is refused when judged that the update of the user key data concerning the shown medium identifier IDm being performed within a predetermined period. | 2008-10-23 |
20080260156 | Management Service Device, Backup Service Device, Communication Terminal Device, and Storage Medium - It is an object to provide a method for invalidation and new registration of a storage medium, a method for backup of data stored in a storage medium and for restoration of backup data to a storage medium, and a method for encryption of and application of an electronic signature to data to be backed up, and for decryption of backup data to be restored and verification of a signature. A service device includes a reception unit for receiving a request for data processing regarding a storage medium from a communication terminal device connected to the storage medium, an authentication unit for performing authentication of whether or not the storage medium connected to the communication terminal device is valid, and a database for storing a public key of the storage medium, wherein, when the reception unit receives a request for invalidation of the first storage medium from the communication terminal device, and the authentication unit authenticates the second storage medium connected to the communication terminal device as a valid storage medium, the database deletes the public key of the first storage medium stored in the database. | 2008-10-23 |
20080260157 | Recording Apparatus and Recording Medium - A recording apparatus includes an encryption/decryption section for encrypting first and second contents obtained from the same content, using first and second keys, respectively, and outputting the results as first and second encrypted contents, respectively, and a recording medium. The encryption/decryption section encrypts the first and second keys using the second and first keys, respectively, and outputs the results as first and second encrypted keys, respectively, to the recording medium. The recording medium records the first and second encrypted contents and the first and second encrypted keys. | 2008-10-23 |
20080260158 | Methods and apparatus for initialization vector pressing - Methods and apparatus are provided for using explicit initialization vectors in both encryption and decryption processing. In one example, a sender generates an initialization vector, identifies cryptographic keys, encrypts data using the initialization vectors and the cryptographic keys, and transmits the encrypted data in a packet along with the initialization vector. A receiver identifies cryptographic keys, extracts the initialization vector from the received packet, and decrypts the encrypted data using the cryptographic keys and the initialization vector extracted from the received packet. | 2008-10-23 |
20080260159 | Computer system, storage system, and data management method for updating encryption key - A computer system encrypts write-data to be written to the volume in response to a write command. The system transmits a rekey command from host computer system to the storage system when the key data stored in the host key data memory is changed to second key data. The storage system receives the rekey command transmitted from host computer system and stores the first and second key data contained in the received rekey command to a volume key data memory of the storage system. The storage system reads out data encrypted with the first key data from an original block address in the volume. The storage system decrypts the data read out from the volume using the first key data. The storage system encrypts the data decrypted by the first key data using the second key data, and writs the data encrypted with the second key data to the original block address. | 2008-10-23 |
20080260160 | Opt-in process and nameserver system for IETF DNSSEC - The process of signing and then publishing a DNS zone according to the IETF DNSSEC protocols is improved by the present invention, in order to facilitate the DNSSEC deployment until most of the DNS zones are signed. The prior art situation is that a second-level domain, e.g. example.com, often faces an unwanted status of “DNSSEC island of security,” and a challenging task of “trust anchor key” out-of-band distribution. The invention somehow fixes such broken DNSSEC chains of trust, e.g. it fills the gap between a DNSSEC island of security and its signed grandparent or ancestor. The invention is deemed useful for the introduction of DNS root nameservice substitution for DNSSEC support purposes, and allows opt-in while NSEC | 2008-10-23 |
20080260161 | Terminal Device and Copyright Protection System - To provide a terminal device with which, even if content that has undergone conversion is moved to another device, the content before the conversion can be used when moving the content from the device which is a move destination of the content back to a move source of the content. The terminal device stores the content in advance, applies an irreversible conversion which causes a decrease in quality to the content to generate converted content, and writes the converted content to a storage medium. The terminal device encrypts a block in the content using an encryption key to generate an encrypted block, replaces the block in the content with the encrypted block, and writes the encryption key to the storage medium. | 2008-10-23 |
20080260162 | Controlling Delivery Of Broadcast Encryption Content For A Network Cluster From A Content Server Outside The Cluster - Controlling delivery of broadcast encryption content for a network cluster from a content server outside the cluster that include receiving in the content server from the network device a key management block for the cluster, a unique data token for the cluster, and an encrypted cluster id and calculating a binding key for the cluster in dependence upon the key management block for the cluster, the unique data token for the cluster, and the encrypted cluster id. In typical embodiments, calculating a binding key includes calculating a management key from the key management block for the cluster; calculating a content server device key from the management key and the content server device id; decrypting the encrypted cluster id with the content server device key; and calculating the binding key with the management key, the unique data token for the cluster, and the cluster id. | 2008-10-23 |
20080260163 | COMMUNICATION ENCRYPTION PROCESSING APPARATUS - A communication encryption processing apparatus is provided in which a dedicated signal line is provided between a key management module and an encryption and decryption processing module to perform a key delivery via the dedicated signal line from the key management module to the encryption and decryption processing module, and as a result, transmission and reception of raw key data on a bus is no longer performed. | 2008-10-23 |
20080260164 | Method and Application for Authentication of a Wireless Communication Using an Expiration Marker - Systems and methods of securing wireless communications between a network and a subscriber station are disclosed. One embodiment creates authentication triplets due to expire after a certain amount of time such that they may not be used indefinitely by an attacker who intercepts them. | 2008-10-23 |
20080260165 | DIGITAL MODULATOR AND DIGITAL MODULATING METHOD - A digital modulator performs BPSK on differential data, filters it, and outputs the resultant data. A determining unit determines a combination of continuous two values of differential data. In a waveform generator, waveform generation rules are set for each of the combinations. On the basis of the waveform generation rule corresponding to the combination determined by the data determining unit, the waveform generator sequentially outputs a digital waveform signal. | 2008-10-23 |
20080260166 | SYSTEM FOR OBJECTIVE QUANTIFICATION OF LISTENER ENVELOPMENT OF A LOUDSPEAKERS-ROOM ENVIRONMENT - A system quantifies listener envelopment in a loudspeakers-room environment. The system includes a binaural detector that receives frequency modulated audible noise signals from multiple loudspeakers. The binaural detector generates detected signals that are analyzed to determine an objective listener envelopment. The envelopment is based on binaural activity of one or more sub-bands of the detected signal. | 2008-10-23 |
20080260167 | SOUND QUALITY DISPLAY APPARATUS, SOUND QUALITY DISPLAY METHOD, COMPUTER READABLE MEDIUM ON WHICH SOUND QUALITY DISPLAY PROGRAM IS RECORDED AND SOUND CAMERA - Disclosed are a sound quality display apparatus, a sound quality display method, a computer readable medium on which a sound quality display program is recorded, and a sound camera. The apparatus includes a sound detector detecting sound generated from a sound source, a background photographing unit photographing background where the sound source is positioned, a sound source signal generator creating a sound source signal as a sound signal at a sound source plane where the sound source is positioned by analyzing the sound signal detected by the sound detector, a sound quality data generator creating sound quality data at the sound source plane by processing of the sound source signal, and a display displaying sound quality image data created by overlaying image data of the background photographed by the background photographing unit with the sound quality data. | 2008-10-23 |
20080260168 | METHOD AND APPARATUS FOR PROVIDING PRIVACY FOR TELEPHONE CONVERSATIONS - A method and apparatus for providing privacy for telephone conversations over communication networks is disclosed. For example, a telephony endpoint device comprises a microphone for receiving an audio signal and a gain boost circuit, coupled to the microphone, for applying a gain boost to the audio signal. The telephony endpoint device also comprises a switch, coupled to the gain boost circuit, wherein operating the switch will control whether the gain boost is to be applied to the audio signal. | 2008-10-23 |
20080260169 | Headset Derived Real Time Presence And Communication Systems And Methods - A method for real time digital instant messaging includes monitoring a condition of a wireless headset, estimating a potential for the user to receive and immediately respond to a real time digital message, such as an instant communications or a VoIP message, and then selectively directing a real time digital message, when received, to the user via the headset when the estimated potential indicates that the user is reasonably likely to immediately respond to the real time digital message. A sensor in the headset may be used to determine if a recent action of the user was don the headset by putting it on, doff the headset by taking it off, dock the headset by placing it in a charging station, move while wearing the headset, leave the headset on a desktop or other surface or carry the headset. | 2008-10-23 |
20080260170 | Signal processing apparatus, signal processing method, and recording medium having program recorded thereon - A signal processing apparatus includes a plurality of equalizers configured to input an audio signal of a corresponding channel among audio signals of a plurality of channels and configured to perform at least gain adjustment on the basis of a set parameter, each of the equalizers being provided in such a manner as to correspond to an audio signal of one of the plurality of channels; a plurality of output sections configured to output each audio signal for each of the plurality of channels, the audio signal being processed by the equalizer; a measurement section configured to measure frequency-amplitude characteristics of the audio signal output from the output section; and a computation section configured to perform a computation process for correcting frequency-amplitude characteristics of an audio signal of each channel on the basis of the measurement result by the measurement section. | 2008-10-23 |
20080260171 | METHOD AND SYSTEM FOR FITTING A HEARING AID - In a method and system for fitting the gain of a hearing aid ( | 2008-10-23 |
20080260172 | Echo Canceller and Speech Processing Apparatus - An echo canceller used for hands-free communication systems in which hands-free communication is performed by using a speaker and a microphone is disclosed. The echo canceller includes a step size control unit calculating a step size value in an adaptive filter and an adaptive filter unit estimating an echo component of a feedback path from an input signal to the feedback path by adaptively identifying an impulse response of the feedback path formed by an acoustical coupling and the like of the speaker and the microphone, and subtracting the echo component from an output signal from the feedback path, in which the step size control unit calculates a step size value by using an echo reduction amount defined based on the ratio between the output signal from the feedback path and a residual signal and outputs the value to the adaptive filter unit. | 2008-10-23 |
20080260173 | METHOD, DEVICE AND SYSTEM FOR CARDIO-ACOUSTIC SIGNAL ANALYSIS - A method for cardio-acoustic signal analysis includes receiving a signal representative of heart sounds and displaying the signal in a time-perceptual frequency-perceptual loudness domain representation. The received signal is transformed to represent a time-perceptual frequency-amplitude domain. The method further includes applying a human auditory modeling algorithm to the time-perceptual frequency-amplitude domain representation to generate the time-perceptual frequency-perceptual loudness domain representation. | 2008-10-23 |
20080260174 | Noise reduction apparatus and audio reproduction apparatus - A noise reduction apparatus includes: a speaker with a speaker unit held by holding means to make it possible to mix sounds emitted from front and rear of a vibration plate of the speaker; a microphone provided in an area where the sounds emitted from the front and rear of the vibration plate of the speaker are mixed and cancelled; and means for supplying a noise reduction audio signal obtained by phase-inverting an audio signal collected by the microphone to the speaker. | 2008-10-23 |
20080260175 | Dual-Microphone Spatial Noise Suppression - Spatial noise suppression for audio signals involves generating a ratio of powers of difference and sum signals of audio signals from two microphones and then performing noise suppression processing, e.g., on the sum signal where the suppression is limited based on the power ratio. In certain embodiments, at least one of the signal powers is filtered (e.g., the sum signal power is equalized) prior to generating the power ratio. In a subband implementation, sum and difference signal powers and corresponding the power ratio are generated for different audio signal subbands, and the noise suppression processing is performed independently for each different subband based on the corresponding subband power ratio, where the amount of suppression is derived independently for each subband from the corresponding subband power ratio. In an adaptive filtering implementation, at least one of the audio signals can be adaptively filtered to allow for array self-calibration and modal-angle variability. | 2008-10-23 |
20080260176 | System and Method For Controlling a Device Using Position and Touch - Disclosed is a system for controlling a device comprising at least one earpiece for selecting/rendering media content, wherein a first earpiece includes a first input controller for receiving input to control the selecting/rendering, a first position controller for detecting whether the first earpiece is in/on the ear and receiving input to control the selecting/rendering of the media content, wherein the system is arranged to use a position detection from the first position controller or a combination of a position detection from the first position controller and an input from the first input controller to enable control of the media content selecting/rendering. | 2008-10-23 |
20080260177 | Digital Medium Device, Program, and Digital Medium Providing Method - Even when digital media of the respective devices are not media of common codec, the digital media can be reproduced in other device. A digital medium is provided to a providing destination device which reproduces the digital medium upon receiving it. Before providing the digital medium, a codec which can be used in the providing destination device is reported to the providing source device (step | 2008-10-23 |
20080260178 | AUDIO SIGNAL TRANSMISSION/RECEPTION DEVICE AND MICROPHONE APPARATUS THEREOF - An audio signal transmission/reception device includes a speaker array having a plurality of linearly arranged speaker units and a microphone apparatus having a microphone array having a plurality of linearly arranged microphone units. Some of the microphone units are aligned with equal spacing corresponding to a prescribed distance therebetween in a high-density alignment section, which is set symmetrical to an alignment origin corresponding to a center point of linear alignment. The remaining microphone units are aligned in a low-density alignment section externally of the high-density alignment section in such a way that the spacing therebetween is progressively widened integer times larger than the prescribed distance. Manufacturing costs can be reduced by reducing the total number of the microphone units, and it is possible to improve sound reception directivity with respect to both high and low frequency bands. | 2008-10-23 |
20080260179 | Active loudspeaker - In an active loudspeaker, a bridge rectifier generates an unregulated DC voltage from the AC mains power supply voltage. A self-oscillating pulse modulator generates a pulse-modulated switch signal that is controlling a power switch stage which is switching the unregulated DC voltage. The power-switched signal is low-pass filtered and driving a high-impedance speaker element. The amplifier is compensating fluctuations and noise in the unregulated DC voltage by feeding a reference signal back to the pulse modulator which is derived by voltage-dividing the power-switched signal. The audio volume is regulated by adjusting the voltage divider ratio of the feedback signal. The loudspeaker provides galvanic voltage isolation of the speaker inputs through an audio input stage to comply with safety regulations. This invention eliminates the regulated switched-mode power supply in active loudspeaker applications and thereby reduces cost and weight. | 2008-10-23 |
20080260180 | METHOD AND DEVICE FOR VOICE OPERATED CONTROL - At least one exemplary embodiment is directed to a method and/or a device for voice operated control. The method can include method measuring an ambient sound received from at least one Ambient Sound Microphone, measuring an internal sound received from at least one Ear Canal Microphone, detecting a spoken voice from a wearer of the earpiece based on an analysis of the ambient sound and the internal sound, and controlling at least one voice operation of the earpiece if the presence of spoken voice is detected. The analysis can be a sound pressure level (SPL) difference, a correlation, a coherence, and a spectral difference. | 2008-10-23 |
20080260181 | Reducing acoustic coupling to microphone on printed circuit board - A mobile computing device comprises a printed circuit board, a processing circuit, a surface mount microphone, and a vibration attenuation portion. The processing circuit is disposed on a first portion of the printed circuit board. The surface mount microphone is disposed on a second portion of the printed circuit board. The vibration attenuation portion of the board is configured to attenuate vibrations from the first to the second portion of the printed circuit board. | 2008-10-23 |