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| 20100298109 | ZIRCONIA-MULLITE REFRACTORY RAW MATERIAL AND A PLATE BRICK - Provided is a zirconia-mullite refractory raw material which is less likely to undergo alternation and microstructural degradation under high-temperature conditions, and low in thermal expansion rate, so as to have thermal shock resistance and corrosion resistance. The zirconia-mullite refractory raw material comprises crystalline zirconia and mullite as primary components, with the remainder being corundum and/or a matrix glass, wherein the crystalline zirconia includes a eutectic zirconia crystal having a grain size of 1.0 μm or less, and has a maximum grain size of 30 μm or less, and the matrix glass is contained in an amount of 5 mass % or less. The zirconia-mullite refractory raw material has a chemical composition comprising 30 to 55 mass % of ZrO | 11-25-2010 |
| 20110241267 | PLATE BRICK PRODUCTION METHOD AND PLATE BRICK - Disclosed is a method of producing a plate brick, which comprises: adding an organic binder to a refractory raw material mixture containing aluminum and/or an aluminum alloy; kneading them; forming the kneaded mixture into a shaped body; and burning the shaped body in a nitrogen gas atmosphere at a temperature of 1000 to 1400° C., wherein: when a temperature of a furnace atmosphere is 300° C. or more, the atmosphere is set to a nitrogen gas atmosphere; and when the temperature of the furnace atmosphere is 1000° C. or more, an oxygen gas concentration in the atmosphere is maintained at 100 volume ppm or less, and a sum of a carbon monoxide gas concentration and a carbon dioxide gas concentration is maintained at 1.0 volume % or less. This makes it possible to form a large amount of fine and uniform aluminum nitride in a plate brick to prevent microstructural degradation due to hydration caused by formation of aluminum carbide and suppress oxidation of a carbon bond so as to improve surface-roughening resistance. | 10-06-2011 |
| 20120035384 | ALUMINUM OXYCARBIDE COMPOSITION AND PRODUCTION METHOD THEREFOR - Provided is an aluminum oxycarbide composition production method capable of increasing a yield of Al | 02-09-2012 |
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| 20090298673 | EXHAUST GAS PURIFICATION CATALYST - An exhaust gas purification catalyst includes a catalyst layer formed on a support. The catalyst layer contains Ce-containing oxide particles having an oxygen storage/release capacity and a catalytic metal. The catalyst layer further contains a large number of iron oxide particles of 300 nm diameter or less that are dispersed therein and are in contact with the Ce-containing oxide particles. When observed by electron microscopy, the proportion of the area of iron oxide particles of 300 nm diameter or less to the total area of all of iron oxide particles in the catalyst layer is 30% or more. | 12-03-2009 |
| 20110045968 | EXHAUST GAS PURIFICATION CATALYST - A catalyst layer includes: a first mixed oxide particle component | 02-24-2011 |
| 20110107751 | EXHAUST GAS PURIFICATION CATALYST - In an exhaust gas purification catalyst in which Rh-doped CeZr-based mixed oxide powder and precious-metal (at least one of Pt and Pd)-supporting heat-resistant powder are included in a catalyst layer 2 provided on a support 1, Rh-doped CeZr-based mixed oxide particles either contain at least one of Pr, La, and Y, or are complexed with Al | 05-12-2011 |
| 20110237429 | EXHAUST GAS PURIFICATION CATALYST - A catalytic metal | 09-29-2011 |
| 20110301025 | EXHAUST GAS PURIFICATION CATALYST - An exhaust gas purification catalyst includes a catalytic layer containing a particle component A-1 and a particle component A-2 with different catalytic metal contents, each of which is composed of catalytic-metal-doped CeZr-based mixed oxide powder. The particle component A-1 having the lower catalytic metal content is supported on a particle component B composed of Zr-based-oxide-supported alumina powder, and the particle component A-2 having the higher catalytic metal content is supported on a particle component C composed of CeZr-based mixed oxide powder in which catalytic metal is not solid-dissolved. | 12-08-2011 |
| 20110301026 | EXHAUST GAS PURIFICATION CATALYST - An exhaust gas purification catalyst includes a catalytic layer on a carrier, in which a particle component A and a particle component B are mixed. The particle component A is composed of catalytic-metal-doped CeZr-based mixed oxide powder, and has a particle size distribution with a peak in a particle size range of equal to or greater than 100 nm and equal to or less than 300 nm. A CeO | 12-08-2011 |
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| 20080243508 | Prosody-pattern generating apparatus, speech synthesizing apparatus, and computer program product and method thereof - Normalization parameters are generated at a normalization-parameter generating unit by calculating the mean values and the standard deviations of an initial prosody pattern and a prosody pattern of a training sentence of a speech corpus. Then, the variance range or variance width of the initial prosody pattern is normalized at the prosody-pattern normalizing unit in accordance with the normalization parameters. As a result, a prosody pattern similar to speech of human beings and improved in naturalness can be generated with a small amount of calculation. | 10-02-2008 |
| 20090094022 | APPARATUS FOR CREATING SPEAKER MODEL, AND COMPUTER PROGRAM PRODUCT - A transformation-parameter calculating unit calculates a first model parameter indicating a parameter of a speaker model for causing a first likelihood for a clean feature to maximum, and calculates a transformation parameter for causing the first likelihood to maximum. The transformation parameter transforms, for each of the speakers, a distribution of the clean feature corresponding to the identification information of the speaker to a distribution represented by the speaker model of the first model parameter. A model-parameter calculating unit transforms a noisy feature corresponding to identification information for each of speakers by using the transformation parameter, and calculates a second model parameter indicating a parameter of the speaker model for causing a second likelihood for the transformed noisy feature to maximum. | 04-09-2009 |
| 20090248417 | SPEECH PROCESSING APPARATUS, METHOD, AND COMPUTER PROGRAM PRODUCT - A method to generate a pitch contour for speech synthesis is proposed. The method is based on finding the pitch contour that maximizes a total likelihood function created by the combination of all the statistical models of the pitch contour segments of an utterance, at one or multiple linguistic levels. These statistical models are trained from a database of spoken speech, by means of a decision tree that for each linguistic level clusters the parametric representation of the pitch segments extracted from the spoken speech data with some features obtained from the text associated with that speech data. The parameterization of the pitch segments is performed in such a way, the likelihood function of any linguistic level can be expressed in terms of the parameters of one of the levels, thus allowing the maximization to be calculated with respect to the parameters of that level. Moreover, the parameterization of that main level has to be invertible so that the final pitch contour is obtained from the parameters of that level by means of an inverse transformation. | 10-01-2009 |
| 20100169094 | SPEAKER ADAPTATION APPARATUS AND PROGRAM THEREOF - A speaker adaptation apparatus includes an acquiring unit configured to acquire an acoustic model including HMMs and decision trees for estimating what type of the phoneme or the word is included in a feature value used for speech recognition, the HMMs having a plurality of states on a phoneme-to-phoneme basis or a word-to-word basis, and the decision trees being configured to reply to questions relating to the feature value and output likelihoods in the respective states of the HMMs, and a speaker adaptation unit configured to adapt the decision trees to a speaker, the decision trees being adapted using speaker adaptation data vocalized by the speaker of an input speech. | 07-01-2010 |
| 20120065961 | SPEECH MODEL GENERATING APPARATUS, SPEECH SYNTHESIS APPARATUS, SPEECH MODEL GENERATING PROGRAM PRODUCT, SPEECH SYNTHESIS PROGRAM PRODUCT, SPEECH MODEL GENERATING METHOD, AND SPEECH SYNTHESIS METHOD - According to one embodiment, a speech model generating apparatus includes a spectrum analyzer, a chunker, a parameterizer, a clustering unit, and a model training unit. The spectrum analyzer acquires a speech signal corresponding to text information and calculates a set of spectral coefficients. The chunker acquires boundary information indicating a beginning and an end of linguistic units and chunks the speech signal into linguistic units. The parameterizer calculates a set of spectral trajectory parameters for a trajectory of the spectral trajectory parameters of the linguistic unit on the basis of the spectral coefficients. The clustering unit clusters the spectral trajectory parameters calculated for each of the linguistic units into clusters on the basis of linguistic information. The model training unit obtains a trained spectral trajectory model indicating a characteristic of a cluster based on the spectral trajectory parameters belonging to the same cluster. | 03-15-2012 |
| 20120089402 | SPEECH SYNTHESIZER, SPEECH SYNTHESIZING METHOD AND PROGRAM PRODUCT - According to one embodiment, a speech synthesizer includes an analyzer, a first estimator, a selector, a generator, a second estimator, and a synthesizer. The analyzer analyzes text and extracts a linguistic feature. The first estimator selects a first prosody model adapted to the linguistic feature and estimates prosody information that maximizes a first likelihood representing probability of the selected first prosody model. The selector selects speech units that minimize a cost function determined in accordance with the prosody information. The generator generates a second prosody model that is a model of the prosody information of the speech units. The second estimator estimates prosody information that maximizes a third likelihood calculated on the basis of the first likelihood and a second likelihood representing probability of the second prosody model. The synthesizer generates synthetic speech by concatenating the speech units on the basis of the prosody information estimated by the second estimator. | 04-12-2012 |
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| 20090246884 | Reagent for Assaying Antiphospholipid Antibody and Reagent for Assaying Anti-Treponema Pallidum Antibody - It is an object of the present invention to provide a reagent for assaying anti-phospholipid antibodies, which is excellent in long-term storage stability and enables an accurate diagnosis of syphilitic infection, and a reagent for assaying anti- | 10-01-2009 |
| 20110027912 | PURIFIED SERUM ALBUMIN, AND IMMUNOLOGICAL MEASUREMENT METHOD - An object of the present invention is to provide: a purified serum albumin having less lot-to-lot variation; and an immunoassay method utilizing the purified serum albumin, in which high reactivity and less non-specific reactions are achieved. | 02-03-2011 |
| 20120093763 | RNA VIRUS INFECTION INHIBITOR, METHOD FOR INHIBITION OF INFECTION BY RNA VIRUS, RNA VIRUS INFECTION-INHIBITING PRODUCT, AND USE AS RNA VIRUS INFECTION INHIBITOR - Disclosed herein is an RNA virus infection inhibitor that is capable of effectively inhibiting humans from being infected with RNA viruses to prevent the occurrence of symptoms or, even when symptoms occur, to relieve the symptoms and is less likely to cause unexpected discoloration or discoloration under normal service conditions. The RNA virus infection inhibitor comprises an RNA virus infection-inhibiting compound comprising a linear polymer having, in its side chain, at least one of substituents having structural formulas represented by general formulas (1) to (3). | 04-19-2012 |
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| 20080311860 | TRANSCEIVER - The transmitter of the transceiver includes: a transmitter-side mixers of a transmitter-side modulator; a transmitter-side voltage-controlled oscillator; and a transmitter-side divider. The divider having a dividing factor of a non-integral number is supplied with an oscillating output of the oscillator. A pair of non-quadrature local signals having a phase difference of 90° plus a predetermined offset angle is produced by the divider and supplied to the mixers. The transmitter includes a phase-shift unit which converts a pair of quadrature transmit signals having a phase difference of about 90° on an analog basis into a pair of non-quadrature shifted transmit signals. Consequently, quadrature modulation is performed by the mixers. Use of a similar configuration enables the reduction in interference of an RF signal with local signals supplied to receiver-side mixers of the receiver. | 12-18-2008 |
| 20090156135 | TRANSCEIVER - A transceiver includes an oscillator and a plurality of communication blocks. Each of the communication blocks includes frequency dividers and mixers. Frequency dividing number of the frequency divider included in one communication block is set to an even-numbered integer, and transmission local signals supplied from the frequency dividers to the mixer become quadrature signals having a phase difference of 90 degrees. The frequency dividing number of another frequency divider in the another communication block is set to a non-integer, and communication local signals supplied from the frequency divider to the mixers become non-quadrature signals having a phase difference at a predetermined offset angle from 90 degrees. The transceiver further includes a converting unit for giving a compensation offset amount having almost the same absolute value and having a polarity opposite to that of the offset angle to communication analog signals related to the mixer of the another communication block. Increase in the number of voltage-controlled oscillators for multiband communication, broadening of the band, and increase in phase noise can be reduced. | 06-18-2009 |
| 20100052743 | SEMICONDUCTOR INTEGRATED CIRCUIT AND CIRCUIT OPERATION METHOD - The power consumption of a data sampling unit that selects a phase of a clock signal appropriate for sampling payload data is reduced at an input interface. A semiconductor integrated circuit includes an input interface and internal core circuits. The input interface includes a hysteresis circuit and a data sampling unit. The hysteresis circuit detects an input signal between first and second input thresholds as a sleep command. The data sampling unit selects an appropriate phase of a sampling clock signal in accordance with a synchronizing signal and samples payload data. When a sleep command is detected, a sleep signal is also supplied to the internal core circuits and the data sampling unit and they are controlled into a low-power consumption state. | 03-04-2010 |
| 20100056201 | SEMICONDUCTOR INTEGRATED CIRCUIT AND CIRCUIT OPERATION METHOD - There is a need for reducing a chip footprint of a multimode-compatible semiconductor integrated circuit. A reception-based analog front-end unit converts a first RF reception signal according to a first communication system and a second RF reception signal according to a second communication system into a first reception-based analog base band signal having a large signal band and a second reception-based analog base band signal having a small signal band, respectively. An oversampling analog-to-digital converter generates first and second reception-based digital base band signals. A first digital filter is used for a decimation process on the first and second reception-based digital base band signals in common with each other. Second digital filters perform a down-sampling process to generate the first reception-based digital base band signal having the large first sampling rate. Third digital filters perform a down-sampling process to generate the second reception-based digital base band signal having the small second sampling rate. | 03-04-2010 |
| 20110059704 | TRANSMITTER AND SEMICONDUCTOR INTEGRATED CIRCUIT AVAILABLE FOR IT - The transmitter synthesizes amplitude and phase components and calibrates a delay mismatch between amplitude and phase components with high accuracy at high speed. The transmitter has: a digital-to-analog converter (DAC) and a low-pass filter (LPF) in its amplitude-signal path; and a phase modulator operable to convert up a phase component into an RF component in its phase-signal path. In an operation of delay calibration, a test input signal is supplied to a delay-calibrating unit in the amplitude-signal path, and the delay-calibrating unit provides a test input signal to DAC. Then, LPF generates a test output signal. The delay-calibrating unit detects a delay of the test output signal relative to the test input signal, calibrates an amplitude signal delay in a range from the input of the delay-calibrating unit to the output of LPF, reduces the difference between amplitude and phase signal delays of the phase modulator in the phase-signal path. | 03-10-2011 |
| 20110128992 | SEMICONDUCTOR INTEGRATED COMMUNICATION CIRCUIT AND OPERATION METHOD THEREOF - The semiconductor integrated communication circuit includes: | 06-02-2011 |
| 20120064840 | TRANSCEIVER - The transmitter of the transceiver includes: a transmitter-side mixers of a transmitter-side modulator; a transmitter-side voltage-controlled oscillator; and a transmitter-side divider. The divider having a dividing factor of a non-integral number is supplied with an oscillating output of the oscillator. A pair of non-quadrature local signals having a phase difference of 90° plus a predetermined offset angle is produced by the divider and supplied to the mixers. The transmitter includes a phase-shift unit which converts a pair of quadrature transmit signals having a phase difference of about 90° on an analog basis into a pair of non-quadrature shifted transmit signals. Consequently, quadrature modulation is performed by the mixers. Use of a similar configuration enables the reduction in interference of an RF signal with local signals supplied to receiver-side mixers of the receiver. | 03-15-2012 |
| 20120069876 | TRANSCEIVER - A transceiver includes an oscillator and a plurality of communication blocks. Each of the communication blocks includes frequency dividers and mixers. Frequency dividing number of the frequency divider included in one communication block is set to an even-numbered integer, and transmission local signals supplied from the frequency dividers to the mixer become quadrature signals having a phase difference of 90 degrees. The frequency dividing number of another frequency divider in the another communication block is set to a non-integer, and communication local signals supplied from the frequency divider to the mixers become non-quadrature signals having a phase difference at a predetermined offset angle from 90 degrees. The transceiver further includes a converting unit for giving a compensation offset amount having almost the same absolute value and having a polarity opposite to that of the offset angle to communication analog signals related to the mixer of the another communication block. | 03-22-2012 |
