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Ikedo, JP
Gaku Ikedo, Kanagawa JP
| Patent application number | Description | Published |
|---|---|---|
| 20080285170 | Magnetic disk drive and method of controlling the same - Embodiments of the present invention provide a magnetic disk drive, in which a disturbance component contained in an output signal from a rotational vibration detector, can be appropriately suppressed irrespective of frequency of the component, and a method of controlling the drive. According to one embodiment, in a magnetic disk drive having a rotational vibration detector for detecting rotational vibration of a drive housing, a main control circuit performs a head moving step of driving a voice coil motor to move a magnetic head on a magnetic disk, a frequency estimation step of estimating a frequency of each disturbance component contained in an output signal from the rotational vibration detector after moving the magnetic head, and a suppressor setting step of setting a notch filter for suppressing the disturbance component based on the estimated frequency. | 11-20-2008 |
Hideki Ikedo, Kawasaki-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20100039538 | IMAGE PROCESSING DEVICE, IMAGE SENSING APPARATUS, AND IMAGE PROCESSING METHOD - An image processing device is comprised of: a frequency component resolution section for resolving an image obtained from an image sensor having a light-shielded pixel area and a non-light-shielded pixel area into two or more frequency components; a noise amount calculation section for calculating a noise amount for the frequency component based on the frequency component in the light-shielded pixel area; a noise suppression section for suppressing the noise component for the frequency component in the non-light-shielded pixel area according to the noise amount that has been calculated by the noise amount calculation section; and a frequency component synthesis section for synthesizing the frequency component that has been resolved by the frequency component resolution section to thereby form an image. | 02-18-2010 |
Kenji Ikedo, Nagano JP
| Patent application number | Description | Published |
|---|---|---|
| 20110002370 | SAMPLING POINT DETECTION CIRCUIT, TRANSMISSION SYSTEM, PRE-EMPHASIS INTENSITY ADJUSTMENT METHOD, LOGIC ANALYZER, AND EVALUATION METHOD FOR EVALUATING TRANSMISSION PATH - A sampling point detection circuit | 01-06-2011 |
Kenshi Ikedo, Kobe-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20100264197 | APPARATUS AND METHOD FOR SOLDERING FLAT WORK PIECE - A soldering apparatus including a vessel containing a molten solder, a casing defining therewithin a soldering chamber in which a flat overflowing wave of the molten solder is formed, a conveyor physically integrated with the casing for movement therewith and operable for transferring a printed circuit board through the soldering chamber, actuators and for vertically moving the casing, inert gas feeders for feeding an inert gas to the soldering chamber, and a controller for controlling the operation of the actuators and, so that the printed circuit board is contacted with the surface of the flat overflowing wave in an atmosphere of the inert gas during its passage through the soldering chamber. | 10-21-2010 |
Masato Ikedo, Nasushiobara-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20110304331 | MAGNETIC RESONANCE IMAGING APPARATUS AND MAGNETIC RESONANCE IMAGING METHOD - According to one embodiment, a magnetic resonance imaging apparatus includes an image generating unit, a judging unit and a correction unit. The image generating unit receives, from an object, a magnetic resonance signal caused by transmission of an RF pulse to cause a nuclear magnetic resonance, and generates image data of the object based on the magnetic resonance signal. The judging unit identifies an implant region where an implant part exists inside the object, based on the image data. The correction unit acquires magnetic resonance frequency information from a body region which is a region inside the object excluding the implant region, and corrects a center frequency of the RF pulse based on the magnetic resonance frequency information. | 12-15-2011 |
Masato Ikedo, Otawara-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20090076374 | Magnetic resonance imaging apparatus - A magnetic resonance imaging apparatus includes an acquisition unit which acquires first data in which a tissue of interest has higher signal intensity than a background and second data in which the tissue of interest has lower signal intensity than the background, with regard to images of the same region of the same subject, and a generation unit which generates, on the basis of the first data and the second data, third data in which the contrast of the tissue of interest to the background is higher than those in the first and second data. | 03-19-2009 |
| 20110071384 | MAGNETIC RESONANCE IMAGING APPARATUS - A magnetic resonance imaging apparatus includes an acquisition unit that acquires first data in which a tissue of interest has higher signal intensity than a background and second data in which the tissue of interest has lower signal intensity than the background, with regard to images of the same region of the same subject, and a generation unit that generates, on the basis of the first data and the second data, third data in which the contrast of the tissue of interest to the background is higher than those in the first and second data. | 03-24-2011 |
Norio Ikedo, Osaka JP
| Patent application number | Description | Published |
|---|---|---|
| 20090072221 | NITRIDE SEMICONDUCTOR DEVICE AND METHOD FOR FABRICATING THE SAME - A nitride semiconductor device comprises: a well layer of nitride semiconductor containing In and Ga; barrier layers of nitride semiconductor sandwiching the well layer, containing Al and Ga, and having a larger band gap energy than the well layer; and a thin film layer provided between the well layer and the barrier layer. The thin film layer is formed during lowering of the substrate temperature after formation of the barrier layer or during elevation of the substrate temperature after formation of the well layer. | 03-19-2009 |
| 20100027575 | SEMICONDUCTOR LASER DEVICE - A semiconductor laser device includes a multilayer structure made of group III nitride semiconductors formed on a substrate. The multilayer structure includes a MQW active layer, and also includes a step region selectively formed in an upper portion thereof. In another upper portion of the multilayer structure, a ridge stripe portion including a waveguide, which extends in parallel to a principal surface of the multilayer structure, is formed. In the vicinity of the step region, a first region, in which the MQW active layer has a bandgap energy of Eg | 02-04-2010 |
| 20110206081 | SEMICONDUCTOR LIGHT-EMITTING DEVICE AND METHOD FOR MANUFACTURING THE SAME - A semiconductor light-emitting device includes an n-type cladding layer formed on a substrate, an active layer formed on the n-type cladding layer and including a well layer and a barrier layer, and a p-type cladding layer formed on the active layer. The well layer is made of an indium-containing nitride semiconductor, and has a hydrogen concentration greater than that of the n-type cladding layer and less than that of the p-type cladding layer. | 08-25-2011 |
Shigeo Ikedo, Tsu-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20090268151 | PRODUCTION PROCESS OF A DISPLAY DEVICE, AND A DISPLAY DEVICE - A production process of a display device is performed such that, even if exposure displacement is caused by an error in stitching divided regions, a linear protrusion in the vicinity of a divisional boundary is prevented from becoming thin or disappearing because of double exposure. The display device having an insulating substrate on which a plurality of dots are arranged in a matrix includes a linear protrusion which is formed on the insulating substrate by performing divisional exposure on a plurality of divided regions on the insulating substrate, wherein the boundary between the adjacent divided regions provides, in the vicinity of the linear protrusion in one of the divided regions, at least a bent portion that extends into the other divided region at a predetermined distance. | 10-29-2009 |
Taichi Ikedo, Osaka JP
| Patent application number | Description | Published |
|---|---|---|
| 20100219685 | VOLTAGE SUPPLY CIRCUIT - In the voltage supply circuit, a reference voltage generating circuit generates a reference voltage. An operational amplifier circuit generates an output voltage on the basis of the reference voltage. A selection circuit has at least two first terminals to select one of the first terminals and to generate a passed output voltage representing the output voltage passed through the first terminal selected. A second terminal receives the passed output voltage and is capable of outputting the passed output voltage to a load circuit. A detection circuit detects a magnitude of the passed output voltage and generates a detection voltage. The selection circuit selects a voltage corresponding to the passed output voltage generated from among at least two of the detection voltages and generates a detection voltage representing the detection voltage selected. The operational amplifier circuit decreases the difference between the reference voltage and the selected detection voltage. | 09-02-2010 |
Taichi Ikedo, Kanagawa JP
| Patent application number | Description | Published |
|---|---|---|
| 20090262863 | AMPLITUDE CONTROL CIRCUIT, POLAR MODULATION TRANSMISSION CIRCUIT AND POLAR MODULATION METHOD - The amplitude control circuit of the present invention can reduce output noise and suppress a decrease in reception sensitivity. An amplitude control section ( | 10-22-2009 |
| 20100066429 | POWER SUPPLY VOLTAGE FORMING DEVICE AND POLAR MODULATION TRANSMISSION DEVICE - Provided is a power voltage forming device which can correct an offset voltage of a high-frequency power amplifier without degrading distortion characteristic of a high-frequency power amplifier. The power voltage forming device ( | 03-18-2010 |
Toshiyuki Ikedo, Aichi JP
| Patent application number | Description | Published |
|---|---|---|
| 20110042008 | PLASMA GENERATOR - To provide a plasma generator having a plasma-generating zone of an increased volume. | 02-24-2011 |
Tsuneo Ikedo, Tokyo JP
| Patent application number | Description | Published |
|---|---|---|
| 20100020081 | LIGHT REFLECTION INTENSITY CALCULATION CIRCUIT - A circuit for calculating a light reflected component with high accuracy. The circuit for calculating a reflected component of light reflected from an object having a rough surface comprises a means for storing the reflectance of an object in relation to the value φ or the value of cos φ, letting a surface normal vector be denoted by a vector N, a light source incidence unit vector be denoted by a vector L, a line-of-sight unit vector be denoted by V, a half vector of the light source incidence vector L and the line-of-sight vector V be denoted by H and defining the inner products as N·L=cos θ, N·V=cos γ, V·H=cos φ, N·H=cos β; a means for storing a luminance distribution in relation to the value of β or the value of cos β; a means for acquiring information on the reflectance term (F | 01-28-2010 |