Masayoshi Todorokihara
Masayoshi Todorokihara, Munich DE
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20110050352 | ELECTRIC CIRCUIT, SENSOR SYSTEM EQUIPPED WITH THE ELECTRIC CIRCUIT, AND SENSOR DEVICE EQUIPPED WITH THE ELECTRIC CIRCUIT - An electric circuit includes: a reference signal generation circuit that generates a reference signal based on a first oscillation signal that is an oscillation signal of a first oscillation circuit that vibrates a first vibrator; and a counter circuit that counts a second oscillation signal that is an oscillation signal of a second oscillation circuit that vibrates a second vibrator based on the reference signal, and outputs a count signal, wherein the count signal is a change of the count value in the second oscillation signal. | 03-03-2011 |
20110082656 | FREQUENCY MEASUREMENT METHOD, FREQUENCY MEASUREMENT DEVICE AND APPARATUS EQUIPPED WITH FREQUENCY MEASUREMENT DEVICE - A frequency measurement device includes: a counter section that counts a supplied pulse stream signal to be measured at a predetermined time interval and outputs a stream of count values corresponding to the frequency of the signal to be measured; and a low-pass filter section that performs a filtering process on the stream of count values, the low-pass filter section including moving average filters in multiple stages, and an output of at least one moving average filter among the moving average filters in multiple stages is downsampled. | 04-07-2011 |
20110084687 | SIGNAL GENERATION CIRCUIT, FREQUENCY MEASUREMENT DEVICE INCLUDING THE SIGNAL GENERATION CIRCUIT, AND SIGNAL GENERATION METHOD - A signal generation circuit includes: a first signal source that generates a first signal; and a variable rate frequency divider section that generates a variable rate frequency-divided signal in which a first frequency-divided signal obtained by frequency-dividing the first signal by a first frequency dividing ratio and a second frequency-divided signal obtained by frequency-dividing the first signal by a second frequency dividing ratio temporally alternately appear in a specified mixing ratio. | 04-14-2011 |
20110309821 | FREQUENCY MEASURING DEVICE AND ODOR SENSOR AND ELECTRONIC EQUIPMENT WHICH ARE PROVIDED WITH THE FREQUENCY MEASURING DEVICE - A frequency measuring device according to an embodiment of the invention includes a first resonator provided with a first adsorption film, a second resonator provided with a second adsorption film, a first oscillation circuit which is connected to the first resonator and is provided with a first frequency regulator that can regulate the frequency of a first oscillation signal and output the first oscillation signal, a second oscillation circuit which is connected to the second resonator and is provided with a second frequency regulator that can regulate the frequency of a second oscillation signal and output the second oscillation signal, a measuring circuit which can measure the frequencies of the first oscillation signal and the second oscillation signal, and a control circuit which can control the first frequency regulator and the second frequency regulator. | 12-22-2011 |
Masayoshi Todorokihara, Shimosuwa JP
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20090184381 | SEMICONDUCTOR SENSOR AND METHOD FOR MANUFACTRUING THE SAME - A semiconductor sensor includes: a semiconductor substrate; a plurality of piezoelectric thin films layered on the semiconductor substrate, the plurality of piezoelectric thin films including at least a pair of the piezoelectric thin films layered above and below; a pair of electrodes that are formed at an interface of at least the pair of the piezoelectric thin films layered above and below and excite surface acoustic waves; a thin film directly under a lowest-layer piezoelectric film of the piezoelectric thin films; a metal thin film that is formed at an interface of the lowest-layer piezoelectric thin film and the thin film, and facilitate a growth of a ridge-and-valley portion on a surface of an uppermost-layer piezoelectric thin film of the piezoelectric thin films; and a sensitive film for molecular adsorption formed on at least the ridge-and-valley portion on the uppermost-layer piezoelectric thin film. | 07-23-2009 |
20090192958 | PARALLEL PROCESSING DEVICE AND PARALLEL PROCESSING METHOD - A parallel processing device that computes a hierarchical neural network, the parallel processing device includes: a plurality of units that are identified by characteristic unit numbers that are predetermined identification numbers, respectively; a distribution control section that, in response to input as an input value of an output value outputted from one of the plurality of units through a unit output bus, outputs control data including the input value inputted and a selection unit number that is an identification number to select one unit among the plurality of units to the plurality of units through the unit input bus; and a common storage section that stores in advance coupling weights in a plurality of layers of the hierarchical neural network, the coupling weights being shared by plural ones of the plurality of units. Each of the units includes: a data input section that receives control data as an input from the distribution control section through the unit input bus; a unit number match judgment section that judges as to whether a selection unit number included in the control data inputted in the data input section matches the characteristic unit number; a unit processing section that, based on an input value included in the control data inputted in the data input section, computes by a computing method predetermined for each of the units; and a data output section that, when the unit number match judgment section provides a judgment result indicating matching, outputs a computation result computed by the unit processing section as the output value to the distribution control section through the unit output bus, wherein, based on the coupling weights stored in the common weight storage section, the unit processing section executes computation in a forward direction that is a direction from an input layer to an output layer in the hierarchical neural network, and executes computation in a backward direction that is a direction from the output layer to the input layer, thereby updating the coupling weights. | 07-30-2009 |
20110067484 | SEMICONDUCTOR SENSOR AND METHOD FOR MANUFACTURING THE SAME - A semiconductor sensor includes: a semiconductor substrate; a plurality of piezoelectric thin films layered on the semiconductor substrate, the plurality of piezoelectric thin films including at least a pair of the piezoelectric thin films layered above and below; a pair of electrodes that are formed at an interface of at least the pair of the piezoelectric thin films layered above and below and excite surface acoustic waves; a thin film directly under a lowest-layer piezoelectric film of the piezoelectric thin films; a metal thin film that is formed at an interface of the lowest-layer piezoelectric thin film and the thin film, and facilitate a growth of a ridge-and-valley portion on a surface of an uppermost-layer piezoelectric thin film of the piezoelectric thin films; and a sensitive film for molecular adsorption formed on at least the ridge-and-valley portion on the uppermost-layer piezoelectric thin film. | 03-24-2011 |
Masayoshi Todorokihara, Shimosuwa-Machi JP
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20090251129 | FREQUENCY MEASUREMENT DEVICE AND MEASUREMENT METHOD - A frequency measurement device includes: a short gate time counter section that continuously measures a pulse stream signal supplied, and outputs a series of count values that behave like a pulse stream corresponding to a frequency of the pulse stream signal; and a low-pass filter that removes high frequency components from the series of count values to obtain a level signal corresponding to the frequency of the pulse stream signal supplied. | 10-08-2009 |
20100295535 | FREQUENCY MEASUREMENT DEVICE - A frequency measurement device for measuring a frequency of a signal to be measured including a pulse signal, includes: a signal multiplier section that multiplies the signal to be measured by n is an integer) and outputs a multiplied signal; a counter section that counts the multiplied signal with a predetermined gate time and outputs a count value of the frequency of the signal to be measured at a predetermined period; and a low-pass filter that outputs a signal corresponding to the frequency of the signal to be measured based on the count value outputted at the predetermined period. | 11-25-2010 |
20100295536 | FREQUENCY MEASURING APPARATUS - A frequency measuring apparatus includes: a counter section adapted to count a signal including a pulse signal for a predetermined time period, and output a binary count value corresponding to a frequency of the signal including the pulse signal; and a low pass filter section adapted to perform a filtering process on the count value, wherein the low pass filter section includes a first stage filter and a second stage filter, the first stage filter is a moving average filter to which the count value is input, and which provides a binary output with a high-frequency component reduced, and the second stage filter performs an average value calculation on the binary output to provide an output with the high-frequency component reduced. | 11-25-2010 |
20100295537 | FREQUENCY MEASURING APPARATUS - A frequency measuring apparatus includes: a high-order digit calculation section adapted to measure an input signal and output a high-order digit value of a frequency value of the input signal; a low-order digit calculation section adapted to measure the input signal and output a low-order digit value of the frequency value of the input signal; and an adding section adapted to add the high-order digit value and the low-order digit value to each other to output the frequency value of the input signal. | 11-25-2010 |
Masayoshi Todorokihara, Suwa-Gun JP
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20080316578 | ELECTROPHORETIC DISPLAY DEVICE AND ELECTRONIC APPARATUS - An electrophoretic display device, includes: an electrophoretic capacitor provided with an electrophoretic layer containing at least one kind of electrophoretic particle; and a ferroelectric capacitor provided with a ferroelectric layer containing a ferroelectric material. In the electrophoretic display device, the electrophoretic particle is allowed to move to conduct a display and thus a polarity of the ferroelectric layer is inverted by a current supply to the electrophoretic capacitor and the ferroelectric capacitor that are electrically connected with each other, and the display can be retained due to a remanent polarization of the ferroelectric layer even after the current supply is stopped. In the device, a formula (A) and a formula (B) are satisfied when a voltage to be applied to the ferroelectric capacitor is V | 12-25-2008 |
Masayoshi Todorokihara, Suwa JP
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20150333765 | IDLE TONE DISPERSION DEVICE AND FREQUENCY MEASUREMENT DEVICE - An idle tone dispersion device includes n FDSM ( | 11-19-2015 |