| 32nd week of 2009 patent applcation highlights part 29 |
| Patent application number | Title | Published |
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| 20090196361 | NON-BINARY SOURCE-TO-CHANNEL SYMBOL MAPPINGS WITH MINIMIZED DISTORTION - System and methodologies for low-distortion index assignment for quantization are provided herein. Various aspects described herein utilize a graph theoretic approach for determining an index assignment mapping between a quantization codebook and a signal constellation by employing a variation of the subgraph isomorphism problem. The graph theoretic index assignment algorithms described herein allow efficient determination of index assignment mappings for both binary and non-binary quantization schemes. Further, the topological structure of a signal constellation can be exploited to simplify the set of subgraphs to be searched in select cases. Various aspects described herein can additionally be utilized to determine index assignment mappings for space-time block codes in a multiple-input multiple-output wireless communication system. | 2009-08-06 |
| 20090196362 | TRANSMISSION METHOD AND APPARATUS FOR ALLOCATING SUBCHANNEL AND FORMING STATIONARY BEAM TO MAXIMIZE TRANSMISSION EFFICIENCY IN ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING/MULTIPLE ACCESS BASED WIRELESS COMMUNICATION SYSTEM - Provided are a transmission method and apparatus for allocating a subchannel and forming a stationary beam to maximize transmission efficiency in an OFDMA based wireless communication system. The method includes determining the subchannel for the equipment of each user based on the channel state of the equipment of each user, determining a beam index for the equipment of each user, based on location information and direction of arrival information of the equipment of each user, generating an OFDM symbol by mapping a modulation symbol corresponding to the equipment of each user to the determined subchannel, and transmitting the generated OFDM symbol to a wireless space by forming a beam following the determined beam index. Using the method, the equipment of each user can be allocated with an advantageous subchannel, can remove an interference signal at low cost, and can increase total throughput of an OFDMA system downlink. | 2009-08-06 |
| 20090196363 | RADIO COMMUNICATIONS APPARATUS AND COMMUNICATION METHOD - A radio communications apparatus transmitting data using multiple antennas is disclosed that includes a data link layer control information generation part configured to generate multiple data link layer control information items from generated data link layer control information; a data unit generation part configured to generate multiple data units to be transmitted through the corresponding antennas, based on the data link layer control information items generated by the data link layer control information generation part, so that the data units include the data link layer control information items; and a physical layer processing part configured to perform adaptive modulation and coding on the data units. | 2009-08-06 |
| 20090196364 | RADIO COMMUNICATION DEVICE, RADIO COMMUNICATION METHOD, AND PROGRAM - A radio communication method stores a plurality MAC frames for each of a plurality of destinations. The method decides the longest transmission time of transmission times needed to transmit the plurality of MAC frames to each of the plurality of destinations within a fixed period. The method generates a plurality of physical frames for the plurality of destinations to transmit them at the same time by connecting the plurality of MAC frames and adding additional information to each connected MAC frame so as to be a frame length equivalent to a transmission time equal to the longest transmission time. | 2009-08-06 |
| 20090196365 | Wireless Communication Apparatus, Antenna Calibration Method and Program - A wireless communication apparatus includes a loopback transfer function acquisition section that, when a first path including all paths from each branch of the first set to each branch of the second set via the antenna is formed, acquires a loopback transfer function of each path included in the first path based on a reception status of a reference signal transmitted from each branch of the first set and received by each branch of the second set, and when a second path opposite to the first path is formed, acquires a loopback transfer function of each path included in the second path based on a reception status of a reference signal transmitted from each branch of the second set and received by each branch of the first set, and a calibration factor calculation section to calculate a calibration factor of each branch based on the acquired loopback transfer functions. | 2009-08-06 |
| 20090196366 | Transmission of Uplink Control Information with Data in Wireless Networks - Within a wireless network, feedback information from one node to another node is necessary to support various functions. The first node receives an allocation of resources for data transmission. The first node generates cyclic redundancy check (CRC) bits for a selected feedback control information type and encodes the selected feedback information and the CRC bits. The encoding of the feedback information and the CRC bits is adaptive based the amount of allocated resources. The encoded feedback information and CRC bits are then transmitted to the other node using a subset of the allocated resources on the physical shared channel that is normally used only for data transmissions. | 2009-08-06 |
| 20090196367 | APPARATUS AND METHOD FOR TRANSMITTING/RECEIVING REFERENCE SIGNAL IN A COMMUNICATION SYSTEM - An apparatus and method for transmitting/receiving a reference signal in a communication system are provided, in which a transmitter determines first and second different transmit power values for first and second pilot tones residing in one of the substantially same time resource and the substantially same frequency resource among pilot tones included in a data area in a subframe having time and frequency resources, and transmits the first pilot tone with the first transmit power value and the second pilot tone with the second transmit power value. The first transmit power may be a reference transmit power value and the second transmit power may be a product between a weight and the reference transmit power value. | 2009-08-06 |
| 20090196368 | Radio transmission control method, radio receiver apparatus, and radio transmitter apparatus - Conventionally, if the number of transmission antennas is greater than that of reception antennas, different signals simultaneously transmitted from the transmission antennas cannot be separated from one another at the receiving end, resulting in a significant degradation of received-signal quality. A transmitter and a receiver each have a plurality of antennas. The transmitter transmits a pilot signal. The receiver receives the pilot signal, calculates transmission-related information corresponding to the pilot signal, selects, based on this calculated information, a transmission signal to be used by the transmitter, and notifies the transmitter of the selected signal. The transmitter selects, from the informed transmission signal, transmission antennas and uses the selected antennas to transmit information signals, so that a signal separation can be easily performed at the receiving end. | 2009-08-06 |
| 20090196369 | METHOD AND SYSTEM FOR OPTIMAL BITLOADING IN COMMUNICATION AND DATA COMPRESSION SYSTEMS - This invention provides a method and system for determining the number of bits to assign to a frequency range in a signal. The present invention is capable of bit allocation, with B total bits, among a plurality of N frequency ranges in time a time O(N log N), which is independent of the size of B. Embodiments of the present invention have many practical applications, including allocating bits among sub-channels in a multi-carrier communication system, and allocating bits among sub-bands in a signal representing digital multimedia, such as in JPEG or MPEG compressed files. | 2009-08-06 |
| 20090196370 | ITERATIVE INTERFERENCE CANCELLATION - An exemplary method of communicating includes determining a first user channel estimate from a communication comprising first and second user reference sequences. The first user reference sequence is reconstructed using the determined first user channel estimate. The communication is revised based upon the reconstructed first user reference sequence. Then determining a second user channel estimate is based on the revised communication. | 2009-08-06 |
| 20090196371 | MIMO ANTENNA APPARATUS CHANGING ANTENNA ELEMENTS BASED ON TRANSMISSION CAPACITY - A controller of a MIMO antenna apparatus calculates a current transmission capacity based on signal levels detected by a signal level detector circuit. The controller calculates an estimated transmission capacity assuming that at least one of antenna elements currently connected to a MIMO modulator and demodulator circuit is changed to a further antenna element not connected to the MIMO modulator and demodulator circuit, based on the detected signal levels and degrees of electromagnetic coupling stored in a degree-of-coupling memory. The controller controls a switch circuit to connect the further antenna element to the MIMO modulator and demodulator circuit when the current transmission capacity becomes lower than the estimated transmission capacity. | 2009-08-06 |
| 20090196372 | Channel Sounding and Estimation Strategies for Antenna Selection in MIMO Systems - Techniques and devices for antenna selection in a multiple-input-multiple-output (MIMO) system, in which communication is between a transmitter having a first plurality of radio-frequency (RF) chains coupled to a first plurality of antennas and a receiver having a second plurality of RF chains coupled to a second plurality of antennas, are provided. Techniques include receiving consecutive sounding packets each have a training symbol and that collectively sound a full-size channel for the MIMO system. A sub-channel estimate for each sounding packet can then be determined based on various factors, such as a known power level rule and gain factor. Scaling factors may be applied to each of these sub-channel estimates to produce a scaled sub-channel estimates. | 2009-08-06 |
| 20090196373 | SYSTEM FOR INCREASING RFID TAG READER SENSITIVITY - A system for increasing the sensitivity of a receiver in an RFID tag reader. The system includes a directional coupler which receives the signal transmitted by the reader and which receives a backscatter signal from the RFID tag. The output of the directional coupler includes a transmit reference signal and a combined signal comprising the received signal and a transmit leakage signal. A first feedback loop generates an amplitude-compensated reference signal including a transmit signal component having the same amplitude as the transmit leakage signal. A second feedback loop adjusts the phase angle of the amplitude-compensated reference signal to a phase angle 180 degrees out-of-phase with the combined signal, to generate a canceling signal which effectively cancels out the transmit leakage signal component of the combined signal thereby improving the signal-to-noise ratio thereof. | 2009-08-06 |
| 20090196374 | Minimal dead time digitally compensated process transmitter - A process transmitter includes a sensor for producing an analog process signal as a function of a process parameter. The uncompensated analog process signal is digitized by an A/D converter and digitally compensated by a digital processor. The digitized signal from the analog-to-digital converter is also band pass filtered. The digitally compensated signal and the band pass filtered signal are combined to produce a transmitter output. | 2009-08-06 |
| 20090196375 | Supply independent Schmitt trigger RC oscillator - Embodiments of the present invention provide an oscillator circuit having a steady output frequency that is independent of the supplied voltage. This oscillator includes a Schmitt trigger circuit which may be implemented within an integrated circuit of a wireless terminal or other like portable electronic device. The Schmitt trigger circuit receives a threshold voltage input and a second voltage input. The Schmitt trigger circuit generates an output voltage equal to either a first output voltage or a second output voltage based on the results of comparing the threshold voltage input to the second voltage input. An RC network may be coupled to the output of the Schmitt trigger circuit and is operable to supply the second voltage input to the Schmitt trigger circuit. A voltage divider network also couples to the output of the Schmitt trigger circuit wherein the threshold voltage input is proportional to the first output voltage reduced by the voltage divider network based on the output voltage of the Schmitt trigger circuit. | 2009-08-06 |
| 20090196376 | DEMODULATION CIRCUIT OF DIFFERENTIAL PHASE SHIFT KEYING (DPSK) MODULATED SIGNALS - A demodulation circuit demodulates a differential phase shift keying (DPSK) modulated received signal. A phase difference data generator compares phase data representing a phase of the received signal input at every predetermined sampling time with previous phase data preceding by one symbol time to generate phase difference data representing a phase shift amount of the phase data. A symbol selection unit evaluates the phase difference data generated at every sampling time to select as a symbol. | 2009-08-06 |
| 20090196377 | CORRELATION SYSTEM AND METHOD FOR GNSS RECEIVER - A correlation system for a GNSS receiver uses an FFT engine to perform correlation and post-FFT operation. The FFT engine executes FFT operation to an input data stream so as to generate a frequency-domain correlation with frequency-domain C/A code and IFFT operation to the frequency-domain correlation result to generate post correlation data for each hypothesis, and executes FFT operation to the post correlation data of a selected hypothesis to generate a post-correlation FFT result in a programmable TDM manner. In the present invention, in addition to the FFT engine, some components such as a magnitude calculation unit and memory are shared by a correlation stage and a post-correlation stage. Therefore, hardware complexity can be reduced. | 2009-08-06 |
| 20090196378 | POST CORRELATION SYSTEM FOR GNSS RECEIVER - A post correlation system for a GNSS receiver uses an FFT engine to perform post-FFT operation to obtain spectrum data. The system has a contender selector for sieving magnitude results of the spectrum data meeting some specific conditions for selected hypotheses. The sieved magnitudes results rather than all the magnitude results are stored into a memory. By doing so, the requirement of the memory capacity can be significantly reduced. | 2009-08-06 |
| 20090196379 | MULTIPLE-INPUT MULTIPLE-OUTPUT SIGNAL DETECTORS BASED ON RELAXED LATTICE REDUCTION - System and methodologies for reduced-complexity signal detection and decoding in a wireless communication system are provided herein. Systems and methodologies presented herein can utilize a relaxed form of the Lenstra-Lenstra-Lovasz (LLL) lattice reduction algorithm to reduce the complexity of lattice reduction operations in the context of MIMO detection. Additional systems and methodologies presented herein can apply lattice reduction in the context of a maximum likelihood (ML) detector for spherical or elliptical lattice space-time (LAST) codes. | 2009-08-06 |
| 20090196380 | METHOD FOR GENERATING SOFT DECISION SIGNAL FROM HARD DECISION SIGNAL IN A RECEIVER SYSTEM - A receiver system, which generates a soft decision signal from a hard decision signal, includes a hard output receiver for determining a received bit to generate a hard decision signal. A hard input soft output receiver determines an estimated probability of symbol data corresponding to the received bit based on the hard decision signal and generates a soft decision signal represented by a log-likelihood ratio from the estimated probability. | 2009-08-06 |
| 20090196381 | INFORMATION REPRODUCING DEVICE - In an information reproducing device for performing maximum likelihood decoding using asynchronous sample data, data from the recording medium | 2009-08-06 |
| 20090196382 | EQUALIZING STRUCTURE AND EQUALIZING METHOD - An equalizing structure and method for a wireless communication system receiving device, in which two or more transmit signals transmitted in parallel from one or more transmitters are received in received signal vectors representing two or more received data streams, the signals including information modulated onto carrier signals according to a modulation scheme, all possible transmit signals being represented by candidate constellation values in the signal constellation of the modulation scheme. A metric value calculator calculates metric values based on the received signal vectors and the product of channel estimation values with candidate signal vectors, each candidate signal vector including a candidate constellation value for each of the two or more transmit signals. A maximum likelihood detector detects one of the candidate signal vectors having a minimum Euclidean distance to a respective receive signal vector as a most likely transmit signal vector based on the metric values. A soft decision value calculator calculates a soft decision value for the most likely candidate signal vectors based on the candidate signal vectors of at least some of the metric values. | 2009-08-06 |
| 20090196383 | CORRELATION APPARATUS AND METHOD FOR FREQUENCY SYNCHRONIZATION IN BROADBAND WIRELESS ACCESS COMMUNICATION SYSTEM - A correlation apparatus and method for frequency synchronization are provided. A frequency synchronization method of a receiver in a broadband wireless access communication system includes acquiring a highest correlation value by conducting a differential correlation of a variable interval between a received signal and a reference signal and performing a frequency synchronization according to the highest correlation value. | 2009-08-06 |
| 20090196384 | Direct Radio Frequency (RF) Sampling With Recursive Filtering Method - A radio receiver | 2009-08-06 |
| 20090196385 | SYSTEMS AND METHODS FOR DETECTING A SIGNAL ACROSS MULTIPLE NYQUIST BANDS - Systems and methods for detecting a signal across multiple Nyquist bands. The systems include an analog to digital converter (ADC), a clock signal generator configured to output a sample clock signal to the ADC, and a processor configured to process sampled signals and control the clock signal generator. The processor is configured to iteratively identify a desired signal, determine whether a possible interfering signal exists at a next sampling rate, and instruct the clock signal generator to generate the next sampling rate if the processor determines that a possible interfering signal does not exist. The methods include sampling an input signal at a first sampling rate, processing the sampled signal to extract information from a desired signal, determining whether a possible interfering signal exists at a next sampling rate, and sampling at the next sampling rate if it is determined that a possible interfering signal does not exist. | 2009-08-06 |
| 20090196386 | System and Method for Blind Identification of Multichannel Finite Impulse Response Filters Using an Iterative Structured Total Least-Squares Technique - A system for, and method of, blind identification of multichannel finite impulse response filters. In one embodiment, the system includes: (1) a decomposition generator configured to construct, from noisy symbols containing data, a block-Hankel structured matrix and a decomposition thereof, (2) an iterative matrix re-estimator coupled to the decomposition generator and configured iteratively to re-estimate singular vectors corresponding to a scalar that satisfies the block-Hankel matrix until a sufficient convergence occurs, (3) a structured low-rank estimate matrix generator coupled to the iterative matrix re-estimator and configured to generate a block-Hankel structured low-rank estimate matrix related to the block-Hankel structured matrix and (4) an STLS channel estimator coupled to the structured low-rank estimate matrix generator and configured to obtain STLS channel estimates from the block-Hankel structured low-rank estimate matrix. | 2009-08-06 |
| 20090196387 | INSTANT-ACQUISITION CLOCK AND DATA RECOVERY SYSTEMS AND METHODS FOR SERIAL COMMUNICATIONS LINKS - Methods and systems for recovering clock and data in data streams communicated over serial communications links. An exemplary serial communications receiver system includes a line receiver configured to receive a data stream from a serial communications link and an instant-acquisition clock and data recovery circuit coupled to the line receiver. The instant-acquisition clock and data recovery circuit includes a time interval detector and a sampling clock selector. The time interval detector is operable to sample the data stream received by the line receiver according to a multi-phase set of sampling clocks. The sampling clock selector is operable to designate one of the sampling clocks of the multi-phase set of sampling clocks as a recovered clock, based on a data transition in the received data stream detected by the time interval detector. The clock selector is configured to designate the sampling clock as the recovered clock independent of data transitions in the data stream that may have occurred prior to the data transition detected by the time interval detector. | 2009-08-06 |
| 20090196388 | SIGNAL TRANSMISSION SYSTEM AND SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE - Disclosed is a semiconductor integrated circuit device including a transmitting circuit and a receiving coil inductively coupled to a transmitting coil. The transmitting circuit transmits data by supplying a current through the transmitting coil not at the time of transition of data but at every rising edge or falling edge of a clock used in transmission of data. At every rising edge or falling edge of the clock, a receiving circuit captures a voltage induced in the receiving coil due to the current flowing through the transmitting coil, reproduces the transmitted data and outputs the reproduced data. | 2009-08-06 |
| 20090196389 | Signal processing method and circuit to convert analog signal to digital signal - A phase determination unit in a signal processing circuit generates sampling clocks with different phases in a clock generator and sequentially provides them to an analog-to-digital convertor. Then, the phase determination unit obtains differences between each adjacent two signal levels in each sampled digital signal by use of the sampling clocks, and monitors a polarity change in the differences, extracts a more inappropriate phase for use in sampling from phases of the sampling clocks on the basis of the absolute values of the differences where the polarity change is detected, and determines an antiphase of the extracted phase as a phase of the sampling clock to be provided to the analog-to-digital convertor. | 2009-08-06 |
| 20090196390 | RADIOISOTOPE PRODUCTION AND TREATMENT OF SOLUTION OF TARGET MATERIAL - The invention provides methods for the production of radioisotopes or for the treatment of nuclear waste. In methods of the invention, a solution of heavy water and target material including fissile material present in subcritical amounts is provided in a shielded irradiation vessel. Bremsstrahlung photons are introduced into the solution, and have an energy sufficient to generate photoneutrons by interacting with the nucleus of the deuterons present in the heavy water and the resulting photoneutrons in turn cause fission of the fissile material. The bremmssrrahlung photons can be generated with an electron beam and an x-ray converter. Devices of the invention can be small and generate radioisotopes on site, such as at medical facilities and industrial facilities. Solution can be recycled for continued use after recovery of products. | 2009-08-06 |
| 20090196391 | Core of a Boiling Water Reactor - A core of a boiling water reactor as a burner type core of the boiling water reactor having a ratio of 3 or more of number of fuel assemblies loaded in the core to number of control rods installed in the nuclear reactor and using an oxide of low enriched uranium having a mean enrichment of the fuel assemblies of 3 wt % to 8 wt % or a mixed oxide having a mean fissile plutonium enrichment of the fuel assemblies of 2 wt % to less than 7 wt %, | 2009-08-06 |
| 20090196392 | Core Of A Boiling Water Reactor - A core of a boiling water reactor as a burner type core of the boiling water reactor having a ratio of 3 or more of number of fuel assemblies loaded in the core to number of control rods installed in the nuclear reactor and using an oxide of low enriched uranium having a mean enrichment of the fuel assemblies of 3 wt % to 8 wt % or a mixed oxide having a mean fissile plutonium enrichment of the fuel assemblies of 2 wt % to less than 7 wt %, wherein a ratio of an inner width of a channel box of the fuel assemblies to a width of 0.79 to 0.865, and a mean thickness of the channel box of the fuel assemblies is 2.10 to 3.55 mm. | 2009-08-06 |
| 20090196393 | Interior Tomography and Instant Tomography by Reconstruction from Truncated Limited-Angle Projection Data - A system and method for tomographic image reconstruction using truncated limited-angle projection data that allows exact interior reconstruction (interior tomography) of a region of interest (ROI) based on the linear attenuation coefficient distribution of a subregion within the ROI, thereby improving image quality while reducing radiation dosage. In addition, the method includes parallel interior tomography using multiple sources beamed at multiple angles through an ROI and that enables higher temporal resolution. | 2009-08-06 |
| 20090196394 | COMPRESSION PAD AND MAMMOGRAPHY APPARATUS COMPRISING SUCH A PAD - Compression pad for a mammography apparatus comprising a compression plate made of a material transparent to X-rays, and a support by which said pad is configured to be mounted onto a mammography apparatus. The support has an arch shape configured to go over the edge of a compression plate, and said compression plate and said support comprise complementary mechanical means capable of enabling manual locking/unlocking of the support on said plate, in particular for cleaning said plate and said support. | 2009-08-06 |
| 20090196395 | CEPHALOMETRIC X-RAY IMAGING APPARATUS - A dental x-ray diagnostic apparatus and method for performing cephalography is disclosed that rotates an x-ray source generating an x-ray beam while synchronously linearly moving the secondary collimator and x-ray imager to produce the cephalometric image. The x-ray beam is swept through a position where a detector is positioned for performing panoramic scanning. | 2009-08-06 |
| 20090196396 | Tray for assessing the threat status of an article at a security check point - A tray for holding a material while the material is being subjected to penetrating radiation. The tray has a surface on which the material rests while subjected to penetrating radiation. The surface has at least two areas, namely a first area and a second area, the first and second areas characterized by first and second signatures, respectively when exposed to penetrating radiation, wherein the first signature is different from the second signature. | 2009-08-06 |
| 20090196397 | METHODS AND SYSTEMS FOR COMPUTER TOMOGRAPHY OF NUCLEAR ISOTOPES USING NUCLEAR RESONANCE FLUORESCENCE - The transmission of photons through a target produces “holes” in the transmitted energy spectrum that are characteristic of the NRF energies of the nuclear isotopes in the target. Measuring the absorption via the transmission of these photons through a target allows the production of tomographic images that are associated with specific nuclear isotopes. Thus three-dimensional density patterns are generated for the elements in a container. The process is very much like standard X-ray tomography but it identifies specific nuclear isotopes as well as their densities. | 2009-08-06 |
| 20090196398 | RADIATION IMAGE RADIOGRAPHING SYSTEM - A radiation image radiographing system using a combination of a plurality of consoles and a radiographic image detecting apparatus characterized by enhanced image verification efficiency. This radiation image radiographing system includes a radiographic image detecting apparatus for detecting an applied radiation, a plurality of consoles provided with a communication section for communicating with an external apparatus, the consoles being used to operate the radiographic image detecting apparatus, a control section as an association device for establishing associations between the radiographic image detecting apparatus and the console for operating the radiographic image detecting apparatus during radiographing operation, and a control section as an image information transmission device for sending the radiographic image information obtained based on the detection result of the radiographic image detecting apparatus, to at least the console associated by the control section, wherein the console has a display section for displaying the radiographic image information. | 2009-08-06 |
| 20090196399 | APPARATUS AND METHOD FOR DETECTING AN IMAGE - In order to detect an image generated by an image source, a mirror arrangement is arranged between the image source and a detector. The mirror arrangement includes two spaced-apart deflection mirrors, which are parallel to each other or form an acute angle of less than 90° between them. In particular when the image source is a scintillator layer, shielding of X-rays from the detector with simultaneous compact dimensioning of the apparatus is achieved in this manner. | 2009-08-06 |
| 20090196400 | APPARATUS AND METHOD FOR DETECTING AN IMAGE - In order to detect an image generated by an image source, a mirror arrangement is arranged between the image source and a detector. The mirror arrangement includes two spaced-apart deflection mirrors, which are parallel to each other or form an acute angle of less than 90° between them. In particular when the image source is a scintillator layer, shielding of X-rays from the detector with simultaneous compact dimensioning of the apparatus is achieved in this manner. | 2009-08-06 |
| 20090196401 | Machine vision system - A fluorescing marker is used in order to mark (for example) a leaf of a multi-leaf collimator and/or the reference points within the field of view. The markers are illuminated with light tuned to cause the markers to fluoresce at a wavelength different to that of the illuminating light. The fluorescence is then detected by a camera. This method allows the image to be captured by the camera with increased contrast. Accordingly, the present invention provides a multi-leaf collimator for a radiotherapeutic apparatus, comprising at least one leaf having a fluorescent marker. The fluorescent marker will usually emit light of a wavelength longer than the incident light, allowing suitable filters to be provided in order to distinguish the light emitted by the markers. A suitable material for use in the fluorescent markers is ruby. The present invention also provides a radiotherapeutic apparatus comprising a multi-leaf collimator as defined above, and a camera arranged to view the fluorescent markers. A source of illumination for the fluorescent markers is ideally monochromatic, or nearly so. The camera can have a filter arranged to substantially prevent light of the wavelength emitted by the source of illumination from entering the camera, thereby improving the contrast of the image. The radiotherapeutic apparatus can also comprise a source of illumination that is optically co-located with a radiation source, to allow the radiation field that will be emitted to be checked visually by an operator. The co-located source is preferably substantially monochromatic, emitting substantially no light at the wavelength of the fluorescent markers. A filter can then be placed over an output of the radiotherapeutic apparatus, for blocking light of the wavelength of the fluorescent markers and thereby enhancing the contrast of the image that is taken of the fluorescent markers. | 2009-08-06 |
| 20090196402 | MONITORING ARRANGEMENTS, HAVING COMMUNICATION ESTABLISHMENT INFORMATION CHANGED FROM INITIAL COMMUNICATION ESTABLISHMENT INFORMATION - This present invention simplifies the installation work, the initialization, the operation confirmation, and the test run work of a monitor terminal in a field site that monitors a monitor object. Communication information and management information, such as a telephone number used to communicate with a communication terminal in a field site at test run time, are integrated. For example, the common values (default values) are set in the communication terminal, which will communicate with a monitoring apparatus, as communication information (IP address, user ID, password) to allow the monitoring apparatus to communicate with the communication terminal by setting only the telephone number of the communication terminal in the monitoring apparatus. During a test run, the monitoring apparatus performs operation to change the communication information and the management information in the communication terminal to the information suitable for a production run. | 2009-08-06 |
| 20090196403 | METHOD, SYSTEM AND APPARATUS FOR PROVIDING ALTERNATIVE MULTIMEDIA RING BACK TONE SUBSTITUTE SERVICE BY USING INTELLIGENT NETWORK - Disclosed is a method, a system, and an apparatus for providing a sound source, which has been encoded by using an audio codec, as a ringback tone alternative having an improved quality by adaptively applying various audio codecs according to the service type so that, when a mobile communication terminal is provided with a ringback tone alternative by separately applying an audio codec and a voice codec to a ringback tone provision section and a voice communication section, respectively, it is unnecessary to individually and additionally change or modify a number of devices in a mobile communication network, but a specific device in an intelligent network controls other devices based on overall consideration of the ability of the mobile communication terminal, the type of the ringback tone alternative, etc. | 2009-08-06 |
| 20090196404 | METHOD FOR SETTING VOICE TAG - A method for setting a voice tag is provided, which comprises the following steps. First, counting a number of phone calls performed between a user and a contact person. If the number of phone calls exceeds a predetermined times or the user fails to perform a voice dialing before calling to the contact person within a predetermined duration, the user is inquired whether or not to set a voice tag corresponding to the contact person after the phone call is complete. If the user decides to set the voice tag, a voice training procedure is executed for setting the voice tag corresponding to the contact person. | 2009-08-06 |
| 20090196405 | IVR TO SMS TEXT MESSENGER - A method is disclosed that includes receiving a selection of an interactive voice response (IVR) option. The method also includes receiving, at an IVR system, a first spoken message. The first spoken message is translated, at a translator, into a short message service (SMS) text message. | 2009-08-06 |
| 20090196406 | SYSTEM AND METHOD FOR REMOTE SCREEN MONITORING - A computer system and method is disclosed for automatically establishing a screen sharing session between a first party and a second party based upon device associations. A computer telephony system establishes a telecommunication session between at least a first and second party. The computer telephony system receives a request for a screen sharing session from one party to the telecommunication session. Using a configuration plan, the computer telephony system is able to determine the proper computing devices between which to establish the screen sharing session absent user entry. A screen sharing session is created between the parties of the telecommunication session and optionally tied thereto. | 2009-08-06 |
| 20090196407 | Telecommunications - According to one aim of the present invention there is provided a method, in a telecommunications network, of creating user-definable call handling functionality accessible by way of telephone call to a voice application, comprising: generating a call handling package comprising one or more conditions, and one or more call handling actions, allocating an identifier to the call handling package in such a way that when a call is placed to the voice application the allocated identifier is requested, and in response to receiving the allocated identifier the voice application handles the call in accordance with the call handling package associated with the identifier. | 2009-08-06 |
| 20090196408 | TUNE MASTER CALLER IDENTIFICATION DEVICE - Systems for providing a tune master caller identification (ID) device include a telecommunications network and a caller device configured to provide caller identification information for an incoming telephone call, and a tune master caller ID device that is coupled to a telephone device. The tune master caller ID device receives caller identification information, associates a tune with the caller identification information, and plays the tune associated with the caller identification. The telephone device coupled to the tune master caller ID device provides telephone call processing capabilities. Other systems and methods are also provided. | 2009-08-06 |
| 20090196409 | METHOD FOR ESTABLISHING A CALL - The present invention relates to a method for establishing a call from a calling party to an extension of a PBX. By providing the calling party with a graphical display of information of extension of the PBX the user may easy and fast select a desired extension. | 2009-08-06 |
| 20090196410 | METHOD AND SYSTEM OF CALL TREATMENT BASED ON A CALLED PARTY CALENDAR - A method and system for coupling, e.g., via the Internet or via other data channel, calendar and scheduling information or data from a calendar and scheduling software application to a functional node of a telecommunications system such as a service platform, an application server or service control point. Alternatively, the present invention is a node coupled to a telecommunication system, the node adapted to accept calendaring and scheduling information or data from a calendar and scheduling software application, and, based on such data, control the treatment of calls made to a subscriber. In this manner, the subscriber can specify the treatment of calls placed to the subscriber based on the subscriber's calendar or scheduling software application. | 2009-08-06 |
| 20090196411 | System and method for a personal phone extension - A system and method for implementing extensions for a cordless telephone system. A menu configured to receive user input is displayed to a user for setting a configuration for routing incoming communications of the cordless telephone system to one or more of a plurality of handsets. An identifier of a caller is associated with one or more handsets based on the user input. The handsets wirelessly communicate through a base station utilizing a singe phone number. A call is routed to the one or more of the handsets in response to determining the identifier is associated with the call. | 2009-08-06 |
| 20090196412 | System and method for orders and troubles metric attribution identification and aggregation - A system and method for identifying, marking, retaining and aggregating attribute metrics for service order and trouble tickets (ticket data) may be performed as the service order and trouble tickets are loaded into a central data repository to allow user summary reports to be created. Ticket data may be received from remote data repositories by a central repository. The ticket data by then be stored in data records at the central location, then attributes of the ticket data may be calculated. A summary table of the ticket data may then be stored at the central repository, which the metric data in the summary table being updated as records are processed. A report of the attributes may then be generated directly from the summary table. | 2009-08-06 |
| 20090196413 | ANALOG TRUNK AND METHOD FOR OPTIMIZING VOICE QUALITY IN ANALOG TRUNK - A method for optimizing voice quality in an analog trunk is provided. The method includes setting a loop parameter to optimize an Echo Return Loss (ERL) property for a loop distance, generating a tone according to a value of the loop parameter and measuring ERL values from the tone, and setting a loop parameter value corresponding to a smallest ERL value of the measured ERL values, as an optimized loop parameter. | 2009-08-06 |
| 20090196414 | Online data conversion technique - An embodiment of the invention provides an apparatus and method for online data conversion. The apparatus and method are configured to read data that is overlapped by a window in a first position in a volume, convert the data into a converted text, write the converted text into the volume, and slide the window to a second position in the volume. | 2009-08-06 |
| 20090196415 | HYBRID METHOD FOR DISTRIBUTING KEYS FOR THE DIFFUSION OF ENCRYPTED DATA - The invention relates to a method for broadcasting data in a system using a BES (A | 2009-08-06 |
| 20090196416 | TWEAKABLE BLOCK ENCRYPTION APPARATUS, METHOD, AND PROGRAM - A tweakable block cipher apparatus includes an input unit that receives a pair of a plaintext M and a tweak; an offset calculation unit that calculates a sum of a value (E(K, const)), which is generated by encrypting a constant plaintext (constant const) using a block cipher, and the tweak and outputs a value (G(Ksub, E(K, const)+tweak), which is generated by encrypting the result (E(K, const)+tweak) using a partial block cipher (G), as an offset; an internal encryption unit that calculates a sum of the offset and the plaintext M, encrypts the sum using the block cipher E, calculates a sum (E(K, M+offset)+offset) of the result (E(K, M+offset)) and the offset, and outputs the sum as a ciphertext (C); and an output unit that outputs the ciphertext. | 2009-08-06 |
| 20090196417 | Secure disposal of storage data - A data storage device (such as a magnetic disk drive), which has a built-in encryption function using a self generated cipher key. The data storage device uses the cipher key to routinely encrypt the incoming data without instruction and/or control by the host system or other components that are external to the device and its dedicated controls (e.g., a disk drive controller card). The encryption function is a built-in function or self-contained function of the drive and/or it dedicated controller. To permanently delete the entire content of the drive, the cipher key is located and erased to render the ciphertext that is stored in the storage device unusable. In another embodiment of the present invention, the data disposal is managed on a file basis through the use of a plurality of internally generated file-specific cipher keys, which are managed through the aid of an internal key library. | 2009-08-06 |
| 20090196418 | Encryption Apparatus with Diverse Key Retention Schemes - An encryption apparatus ( | 2009-08-06 |
| 20090196419 | Quantum Cryptography Apparatus - A timing and synchronisation apparatus and method for a quantum cryptography system is disclosed. A gating pulse is generated by a clock and synchronised to the receipt of transmitted photons at the detector. The apparatus is arranged to only accept photon detection events occurring during the gating period. | 2009-08-06 |
| 20090196420 | CRYPTOGRAPHIC SYSTEM INCORPORATING A DIGITALLY GENERATED CHAOTIC NUMERICAL SEQUENCE - A cryptographic system (CS) is provided. The CS ( | 2009-08-06 |
| 20090196421 | METHOD OF ENCRYPTION AND DECRYPTION, TRANSMITTER, AND RECEIVER IN RADIO COMMUNICATION SYSTEM - A transmitter encrypts data blocks using the encryption key and variable number information (CTR) sequentially updated for every encryption of the respective data blocks; selectively attaches one of the variable number information (CTR) used for encrypting the respective data blocks, to the encrypted data block; and transmits the encrypted data blocks to a receiver. The receiver determines, based on (a) reception orders of a first encrypted data block with the variable number information (CTR) attached and a second encrypted data block without the variable number information (CTR) attached and (b) the variable number information (CTR) attached to the first encrypted data block, variable number information (CTR) used for encrypting the second encrypted data block; and decrypts the second encrypted data block using the determined variable number information (CTR) and the decryption key. | 2009-08-06 |
| 20090196422 | METHOD AND APPARATUS FOR MANAGING HYPER FRAME NUMBER FOR CIPHERING/DECIPHERING IN MOBILE COMMUNICATION SYSTEM - A method and an apparatus for managing an HFN for ciphering/deciphering at an RNC of a mobile communication system are provided. In the method, a Timing Adjustment (ToA) value is received from a base station, and a Connection Frame Number (CFN) is corrected. Whether correction of the CFN has been generated within the same cycle is determined by comparing the correction CFN with an absolute CFN serving as a reference. An HFN value is changed or maintained depending on whether the CFN correction has been generated within the same cycle. | 2009-08-06 |
| 20090196423 | METHODS TO DEFEND AGAINST TAMPERING OF AUDIT RECORDS - Embodiments of the invention provide systems and methods for detection of tampering with an audit record for a database. According to one embodiment, a method for detection of tampering with an audit record for a database can comprise reading one or more audit records for a time period from an audit table. The one or more audit records can each include a time stamp and reading the one or more audit records can comprise reading audit records having a timestamp within the time period. An encrypted record, such as a message digest record, for the time period can be generated based on the one or more audit records and including the time stamps. The message digest record can be stored in a message digest table. In some cases, the message digest table can be maintained in a trusted data store. | 2009-08-06 |
| 20090196424 | Method for security handling in a wireless access system supporting multicast broadcast services - One object of the present invention is a method for security handling in a wireless access system supporting Multicast Broadcast Services MBS, said method comprising the steps of:
| 2009-08-06 |
| 20090196425 | Method for Authenticating Electronically Stored Information - A system for authenticating electronically stored information (ESI) with a first key and a second key. The comparison of the first key and the second key are used to authenticate the second electronically stored information. | 2009-08-06 |
| 20090196426 | Method and Apparatus for Key Distribution for Secure Digital Cinema Presentations - Key distribution within a digital cinema presentation facility ( | 2009-08-06 |
| 20090196427 | SYSTEM AND COMPUTER PROGRAM PRODUCT FOR PROTECTING AUDIO CONTENT - Techniques for protecting information in an audio file are provided. The techniques include obtaining an audio file, detecting information beating one or more segments in a speech signal, wherein the information comprises information sought for protection, encrypting the information sought for protection by scrambling the one or more segments using a scrambling filter, and selectively decrypting an amount of the encrypted information, wherein the amount of the encrypted information to be decrypted depends on user access privilege, and wherein selectively decrypting the amount of the encrypted information protects said amount of the encrypted information. Techniques are also provided for protecting information in an audio file. | 2009-08-06 |
| 20090196428 | METHOD OF COMPENSATING FOR AUDIO FREQUENCY CHARACTERISTICS AND AUDIO/VIDEO APPARATUS USING THE METHOD - A method of compensating for spatial audio frequency characteristics that varies in accordance with a mounting condition of a down firing speaker of an audio/video (AV) apparatus includes calculating a listening distance between the AV apparatus and a listener, calculating a distance between a speaker mounted on the AV apparatus and a neighboring reflective surface, setting a spatial frequency compensation filter value and a speaker frequency characteristic compensation filter value based on the calculated distances, and compensating for frequency characteristics of an audio signal by combining the spatial frequency compensation filter value and the speaker frequency characteristic compensation filter value. | 2009-08-06 |
| 20090196429 | SIGNALING MICROPHONE COVERING TO THE USER - A mechanism is provided that monitors secondary microphone signals, in a multi-microphone mobile device, to warn the user if one or more secondary microphones are covered while the mobile device is in use. In one example, smoothly averaged power estimates of the secondary microphones may be computed and compared against the noise floor estimate of a primary microphone. Microphone covering detection may be made by comparing the secondary microphone smooth power estimates to the noise floor estimate for the primary microphone. In another example, the noise floor estimates for the primary and secondary microphone signals may be compared to the difference in the sensitivity of the first and second microphones to determine if the secondary microphone is covered. Once detection is made, a warning signal may be generated and issued to the user. | 2009-08-06 |
| 20090196430 | POWER SUPPLY PROTECTION DEVICE WITH SOUND RECEIVING FUNCTION - A power supply protection device with sound receiving function includes a casing; a sound processing unit, mounted inside the casing and used to receive a sound frequency; and a power source unit, used to control a power source input to provide the sound processing unit with power. The power source unit includes a circuit protection unit and at least one electric socket on the casing. Thereby, the power supply protection device offers multiple functions such as sound receiving and power protection. | 2009-08-06 |
| 20090196431 | APPARATUS AND METHOD FOR MONITORING SOUND IN A PROCESS SYSTEM - A method for monitoring sound in a process system is provided that includes sensing sound at a specified location, capturing the sensed sound as sound data, and forwarding the sound data from the specified location to a process control system. The sound data is analyzed at the process control system and a determination is made regarding whether or not to issue a warning based on the analysis of the sound data. For a particular embodiment, the analysis of the sound data includes comparing the sound data to at least one stored sound, and the determination regarding whether or not to issue a warning based on the analysis of the sound data is made based on a level of similarity between the sound data and the stored sound. | 2009-08-06 |
| 20090196432 | Integrated vehicle seat and speaker assembly - An integrated seat speaker includes a cushion, a seat frame defining a first internal air volume, and a speaker enclosure defining a second internal air volume. The second internal air volume is acoustically coupled to the first internal air volume through an air passageway, thus producing a continuous acoustical air volume. An acoustic sealing member is disposed between the enclosure and the frame. The frame includes a closure feature at one end for isolating a portion of the first internal air volume. The cushion includes an outer surface, and the speaker enclosure is enclosed within the seat cushion and at least partially concealed by the outer surface. A method optimizes the acoustical performance of a speaker assembly by acoustically coupling an internal air volume defined by a speaker enclosure to another internal air volume defined by a seat frame to create a continuous acoustical air volume. | 2009-08-06 |
| 20090196433 | Howling Suppression Apparatus and Computer Readable Recording Medium - A howling suppression apparatus suppresses a howling caused in an acoustic system including a sound collection device and a sound emission device. An estimation part generates an estimated signal by estimating a feedback sound reaching the sound collection device from the sound emission device. An adjustment part generates an estimated signal by adjusting the estimated signal. A spectrum subtraction part generates an acoustic signal using a result of subtracting a frequency spectrum of the estimated signal from a frequency spectrum of an acoustic signal. A filter part generates an acoustic signal by suppressing a component of a frequency band including a howling frequency F among the acoustic signal. An acoustic signal in which the acoustic signal is amplified by an amplifier is supplied to the sound emission device. | 2009-08-06 |
| 20090196434 | METHOD, APPARATUS, AND COMPUTER PROGRAM FOR SUPPRESSING NOISE - A method, an apparatus, and a computer program, which can suppress a low frequency range component with a small amount of calculation, and can achieve a noise suppression of high quality, are provided. The noise superposed in a desired signal of an input signal is suppressed by converting the input signal to a frequency domain signal; correcting an amplitude of the frequency domain signal to obtain an amplitude corrected signal; obtaining an estimated noise by using the amplitude corrected signal; determining a suppression coefficient by using the estimated noise and the amplitude corrected signal; and weighting the amplitude corrected signal with the suppression coefficient. | 2009-08-06 |
| 20090196435 | SYSTEM AND METHOD OF REDUCING CLICK AND POP NOISE IN AUDIO PLAYBACK DEVICES - An audio system that reduces or eliminates click and pop noise during power up and power down operations. In particular, the audio system includes an amplifier with an input adapted to receive an input audio signal and an output adapted to produce an amplified output audio signal for an associated speaker. The audio system further includes a noise reduction circuit adapted to smoothly apply and remove a DC voltage to and from the output of the amplifier in a manner that reduces or eliminates click and pop noise from being generated by the associated speaker. The DC voltage at the output of the amplifier may be derived from a DC reference voltage source and/or from the input audio signal. | 2009-08-06 |
| 20090196436 | PORTABLE DEVICE, METHOD OF OPERATING THE PORTABLE DEVICE, AND COMPUTER PROGRAM - A portable device having a user input consisting of a single touch sensitive area is disclosed. The user input is arranged to output a signal responsive to force applied to the touch sensitive area. The device further has a controller arranged to discriminate one of a plurality of levels of said signal for provision of a corresponding control signal. The control signal can be used for controlling operation of the portable device. A method of operating the portable device, and a computer program for implementing the method are also disclosed. | 2009-08-06 |
| 20090196437 | MUTING CONTROL DEVICE, MUTING CONTROL METHOD, AND MUTING CONTROL PROGRAM - when controlling the audio signal to the mute mode from an unmute mode, first, the muting circuit switches from the non-attenuating state to the attenuating state to cause the muting circuit to attenuate the audio signal by the predetermined amount of attenuation, and then, the amount of attenuation by the volume control section is set to the maximum amount of attenuation to cause the volume control section to attenuate the audio signal by the maximum amount of attenuation. | 2009-08-06 |
| 20090196438 | MULTIMEDIA PROCESSOR CHIP AND METHOD FOR PROCESSING AUDIO SIGNALS - A multimedia processor chip includes: a first re-sampler converting a sample rate of a decoded first audio signal into a first sample rate and outputting the converted first audio signal to a first output buffer; a second re-sampler converting a sample rate of a decoded second audio signal into the first sample rate and outputting the converted second audio signal to a second output buffer; and a mixer mixing the audio signals input from the first output buffer and the second output buffer and outputting the mixed audio signals to an audio converter through a communication unit. Accordingly, it is possible to reduce a processing load of a multimedia processor core to permit a low-power operation and to easily accomplish various audio effects. | 2009-08-06 |
| 20090196439 | ARTICULATED AMPLIFIER - An audio amplifier having a variably configurable housing, which may be mounted to an interior surface of a motor vehicle. The housing is formed in two complementing housing sections mutually joined by a hinge, tether, or other connector. A power supply is contained in one housing section and an audio output module is contained in the other housing section. The power supply and audio output module may be connected by flexible signal conductors to accommodate pivot of the two housing sections relative to one another. A heat sink comprising cooling fins and communications and power terminals may be disposed on the exterior of the housing sections to enable conventional connection to an associated audio system. The hinge may incorporate a fixing element which releasably holds the two housing sections at a selected degree of pivot. | 2009-08-06 |
| 20090196440 | AUDIO PLAYER APPARATUS AND ITS CONTROL METHOD - An audio player apparatus includes a first speaker disposed to output a sound from a front face of a flat panel television apparatus to the outside, a second speaker disposed to output a sound from a backside of the flat panel television apparatus to the outside, a microphone disposed on the backside of the flat panel television apparatus to receive the sound output from the second speaker and to convert the received sound into an electric signal, an analysis unit configured to detect a reflected sound and reflection time of the sound output from the second speaker based on a second audio signal supplied to the second speaker and the electric signal output from the microphone, and a phase correction unit configured to correct a phase of at least one of a first audio signal supplied to the first speaker and the second audio signal based on the reflection time. | 2009-08-06 |
| 20090196441 | MP3 LOUDSPEAKER SYSTEM - A MP3 loudspeaker system is disclosed. The MP3 loudspeaker system comprises a main loudspeaker and a sub loudspeaker connected by signal cables. The loudspeaker has a flat configuration and the edge of the loudspeaker is provided with magnetic element such that the main loudspeaker and the sub loudspeaker attract each other. The lower section of the main and sub loudspeaker is provided with a folding section and a signal cable connector. The loudspeaker can be folded and stand with the folding section as a support. The signal cable connector is also functioned as the base support for the loudspeaker. | 2009-08-06 |
| 20090196442 | Low-Profile Piezoelectric Speaker Assembly - A low-profile speaker assembly comprises a substrate and a substantially plan piezoelectric element disposed in a plane substantially parallel to the substrate and mechanically connected to the substrate at one or more edges. A tuning mass is attached to a face of the piezoelectric element, to improve low-frequency performance of the speaker assembly. In some embodiments, the tuning mass is disposed on the surface of the piezoelectric element facing the substrate. The substrate, which may comprise a printed circuit board, may include a cut-out region arranged to allow movement of the tuning mass within the cut-out region. | 2009-08-06 |
| 20090196443 | WIRELESS EARPHONE SYSTEM WITH HEARING AID FUNCTION - A wireless earphone system includes a main device and two ear-hang devices. The main device having a digital signal processor, a server-end wireless transmitting module and a server-end wireless receiving module electrically connected with the digital signal processor respectively. Each ear-hang device has a microphone, a speaker, a client-end wireless transmitting module electrically connected to the microphone and a client-end wireless receiving module electrically connected to the speaker. The microphone collects an external sound wave and converts the external sound wave into an electronic signal for transmission to the digital signal processor by the client-end wireless transmitting module and the server-end wireless receiving module, and the processed electronic signal is transmitted by the server-end wireless transmitting module and the client-end wireless receiving module to the microphone for converting into a sound wave. | 2009-08-06 |
| 20090196444 | ANTENNA USED IN CONJUNCTION WITH THE CONDUCTORS FOR AN AUDIO TRANSDUCER - A hearing assistance device to provide sound to the ear of a user, the device comprising a housing, hearing assistance electronics enclosed in the housing, an acoustic transducer adapted to be worn in the ear, a cable assembly adapted to connect the acoustic transducer to the hearing assistance electronics, a wireless communications receiver connected to the hearing assistance electronics, and an antenna comprising one or more conductors forming at least a portion of the cable assembly. | 2009-08-06 |
| 20090196445 | LISTENING SYSTEM WITH AN IMPROVED FEEDBACK CANCELLATION SYSTEM, A METHOD AND USE - The invention relates to a listening system comprising a first input transducer for converting an input sound to an electrical input signal, the electrical input signal comprising a direct part and an acoustic feedback part, an output transducer for converting an electrical output signal to an output sound, a forward path being defined between the input and output transducer and comprising a signal processing unit, a feedback cancellation system for estimating acoustic feedback comprising an adaptive FBC filter arranged in parallel to the forward path, the adaptive FBC filter comprising a variable FBC filter part and an FBC update algorithm part for updating the variable FBC filter part, the FBC update algorithm part comprising first and second FBC algorithm input signals influenced by the electrical input and output signals, respectively, the first and second FBC update algorithm input signal paths comprising first and second variable filters, respectively, the listening system further comprising an electrical update signal essentially consisting of said direct part of said electrical input signal. The invention further relates to a method of improving feedback cancellation and to use of a listening system. The object of the present invention is to provide an alternative scheme for improving acoustic feedback cancellation. The problem is solved in that said first and second variable filters are adapted to be updated on the basis of said electrical update signal. An advantage of the invention is that a desired tone in the input signal is not substantially affected by the feedback cancellation system. The invention may e.g. be used in listening devices comprising active feedback cancellation, e.g. hearing aids, active ear protection devices, etc. | 2009-08-06 |
| 20090196446 | Hearing aid with acoustic damper - A hearing aid is provided. The hearing aid has a one- or multi-part carrying hook. The one- or multi-part carrying hook has a tip for connection to a sound tube, the tip being connected integrally to a damper extending across the internal cross-section of the tip, the damper preferably being designed as a membrane. | 2009-08-06 |
| 20090196447 | Assembly Method of Custom Hearing Aids - The present invention relates generally to a method for assembling a hearing aid device, comprised of providing a software system that determines a position for a virtual receiver and a position for at least one component of a virtual faceplate inside a hearing aid shell. The present invention also includes utilizing guides to replicate the position for the receiver and the position for at least one component of the faceplate during construction of the shell, and providing the software system to verify that the receiver and one or more components will not collide with the faceplate and guides. The present invention is further comprised of providing the software system to merge the shell with the guides. | 2009-08-06 |
| 20090196448 | PREPROGRAMMED HEARING ASSISTANCE DEVICE WITH PROGRAM SELECTION USING A MULTIPURPOSE CONTROL DEVICE - A user programmable hearing aid allows a user to select acoustical configuration programs that provide optimum performance for the user. The user may cycle through and evaluate various available programs by rotating a scroll wheel on the hearing aid housing to switch from one program to the next. When a preferred program is active, the user can press a push button on the housing for an extended time to select the currently active program. The user can then use the scroll wheel to adjust the audio gain for the selected program. The hearing aid may also operate in a Configuration Mode wherein configuration settings may be changed using the scroll wheel and the push button. In the Configuration Mode, a clinician or patient may easily change configuration settings manually, with no need to connect the apparatus to a computer or other programming interface. | 2009-08-06 |
| 20090196449 | WIRELESS AUDIO SIGNAL RECEIVER DEVICE FOR A HEARING INSTRUMENT - A receiver device for receiving audio signals from a remote source has a magnetic loop antenna for receiving radio frequency signals carrying audio signals, a signal processing unit for reproducing audio signals from the radio frequency signals received by the antenna, an output interface which is capable of being mechanically connected to an input interface of a hearing instrument to be worn at a user's ear in order to supply the audio signals from the signal processing unit as input to the hearing instrument, and a housing enclosing the antenna and the signal processing unit. The antenna is designed as a printed board circuit with a loop-shaped conductor on an at least partially flexible insulating substrate. A first portion defines a first plane and a second portion defines a second plane, the first plane and second planes being oriented at an angle of 60° to 120° relative to each other. | 2009-08-06 |
| 20090196450 | Outdoor High-Fidelity/High Power Audio & Speaker System - A water-resistant and weatherproof high-fidelity/high power audio and speaker system adapted for outside use includes a top speaker member including a first speaker, a bottom speaker member including a second speaker, an audio component member and high current low voltage dc power supply for being mounted under the top speaker member, a spacer member for spacing the top speaker member with the bottom speaker member, and a guide member for cooperating with the spacer member to align the top speaker member and the bottom speaker member. The guide member may be a dowel pin, and the top speaker member may include a speaker terminal member to connect to the first speaker. The top speaker member may include a cabinet handle member to aid in lifting the top speaker member, and the top speaker member may include a tweeter speaker member. The top speaker member may include a woofer speaker member, and the top speaker member may include a base port member for passage of base level sounds. | 2009-08-06 |
| 20090196451 | DYNAMIC MICROPHONE SUPPORT APPARATUS - An apparatus has a base that has a concave-shaped bottom portion that is positional on a surface. Further, the apparatus has a compartment in the base that stores an adhesive material. In addition, the apparatus has a base cover that is positioned over the base and covers the compartment such that weight of a user positioned on the base cover applied in a direction causes the base to tilt with respect to the surface in the direction. The apparatus has a rod member having a first end, a second end, and a middle portion. The first end is positioned through an opening in the base cover into the adhesive material in the compartment such that the rod member is immovable with respect to the base. The second end is configured to receive a microphone apparatus. The middle portion is configured to connect the first end and the second end. | 2009-08-06 |
| 20090196452 | MICROPHONE ASSEMBLY CAPABLE OF AVOIDING DEFORMATION AND SHIFTING OF NON-WOVEN FABRIC - A microphone assembly includes a flexible holder, a microphone, and a piece of non-woven fabric. The flexible holder has a top opening. The microphone is fitted into the flexible holder. The piece of non-woven fabric is attached to the microphone and totally disposed in the top opening of the flexible holder. | 2009-08-06 |
| 20090196453 | ERGONOMIC BEHIND-THE-HEAD PERSONAL AUDIO SET AND METHOD OF MANUFACTURING SAME - A behind-the-head personal audio set for a personal audio device is disclosed. The personal audio set has a headband portion sized to grasp the crown area of the wearer's head while aligning at least one ear cup adjacent to the wearer's ear. The headband portion defines a longitudinal, substantially horizontal, axis that substantially intersects the center of the ear cup. In disclosed preferred embodiments, the ear cup defines an ear engaging plane and the preferred geometry of this ear engaging plane with respect the headband portion's longitudinal axis and an axis of symmetry are also disclosed. Preferably, the headband portion and ear cup portion are integrally molded and ear loops are over-molded, or dual molded, thereto. | 2009-08-06 |
| 20090196454 | EARPHONE SET - An earphone set includes a main device having a digital signal processor, and an earplug has an external microphone and a speaker electrically connected with the digital signal processor respectively. The external microphone converts an external sound wave into an electronic signal and transmits the electronic signal to the digital signal processor for processing. The speaker converts the electronic signal processed by the digital signal processor into a sound wave for output. | 2009-08-06 |
| 20090196455 | Sound System of Wall Mounted Flat Panel Display Apparatus - In accordance with an embodiment of the present invention, a sound system of a wall-mounted flat panel display apparatus can include a speaker, being mounted in an area except for a display area, which plays back a video, in the flat panel display apparatus and playing back a corresponding sound; and an acoustic resonator, having a box shape including one surface formed with an open area and being mounted such that the surface formed with the open area is closely in contact with an outer side of a case of the flat panel display apparatus, the acoustic resonator being configured to induce a resonance of a sound projected from the speaker and inputted through the open area. With the present invention, it can be possible to adequately improve audio balance by simply mounting a pipe or box shaped acoustic resonator in an outer side of a case of the flat panel display apparatus. | 2009-08-06 |
| 20090196456 | METHOD FOR CONFIGURING CAMERA-EQUIPPED ELECTRONIC DEVICES USING AN ENCODED MARK - A wide range of digital devices either have or are provided with imaging devices which are capable of imaging externally provided information in the form of special codes that contain setup and/or configuration information. Processors within these devices, which include cell phones, cameras, PDAs and personal computers, to name just a few, recognize the image and convert it to the desired configuration and/or setup information. | 2009-08-06 |
| 20090196457 | VIDEO IMAGE PROCESSING AND FUSION - Processing of image data derived from radiation emanating from a scene and acquired by a multi-channel enhanced vision system renders an image of the scene for display. Detected first and second wavelength bands of radiation produce respective first and second sets of image data that include representations of relatively low contrast, high spatial frequency detail of features of the scene. Nonlinear intensity transformation of data derived from the first and second sets of image data produces, respectively, first and second sets of low dynamic range image data representing, respectively, first and second sets of intensity values. Different pairs of associated intensity values of the first and second sets correspond to different pixels forming an image. The associated intensity values of the different pairs are combined to form fused image data representing brightness levels of the pixels forming a displayed image that exhibits with high brightness and in great detail the features of the scene. | 2009-08-06 |
| 20090196458 | METHOD, DEVICE, AND PROGRAM FOR EMBEDDING, DISPLAYING, AND RECOGNIZING DATA - First, the original data C is divided into an n number of pieces of partial data C | 2009-08-06 |
| 20090196459 | Image manipulation and processing techniques for remote inspection device - A remote inspection apparatus has an imager disposed in an imager head and capturing image data. An active display unit receives the image data in digital form and graphically renders the image data on an active display. Movement tracking sensors track movement of the imager head and/or image display unit. In some aspects, a computer processor located in the active display unit employs information from movement tracking sensors tracking movement of the imager head to generate and display a marker indicating a position of the imager head. In additional aspects, the computer processor employs information from movement tracking sensors tracking movement of the active display unit to control movement of the imager head. In other aspects, the computer processor employs information from movement tracking sensors tracking movement of the active display unit to modify the image data rendered on the active display. | 2009-08-06 |
| 20090196460 | EYE TRACKING SYSTEM AND METHOD - An eye tracking system and method is provided giving persons with severe disabilities the ability to access a computer through eye movement. A system comprising a head tracking system, an eye tracking system, a display device, and a processor which calculates the gaze point of the user is provided. The eye tracking method comprises determining the location and orientation of the head, determining the location and orientation of the eye, calculating the location of the center of rotation of the eye, and calculating the gaze point of the eye. A method for inputting to an electronic device a character selected by a user through alternate means is provided, the method comprising placing a cursor near the character to be selected by said user, shifting the characters on a set of keys which are closest to the cursor, tracking the movement of the character to be selected with the cursor, and identifying the character to be selected by comparing the direction of movement of the cursor with the direction of movement of the characters of the set of keys which are closest to the cursor. | 2009-08-06 |
