Tomonobu
Tomonobu Abe, Kai-Shi JP
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20090199659 | GASKET - A gasket according to the present invention is for sealing a valve or pipe used in a high-pressure gas supplying equipment, which is comprised of a polymer material containing magnetic particles. Also, in a determination method of deterioration and damages of a gasket according to the present invention, the aforementioned gasket is used as the gasket for sealing a valve or pipe in a high-pressure gas supplying equipment, and the magnetic force of the gasket is measured to determine the deterioration and the damages of the gasket. | 08-13-2009 |
Tomonobu Hasegawa, Nishiwaki-Shi JP
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20100051420 | Article lifting device - An article lifting device | 03-04-2010 |
20100213028 | Transfer device and conveyor equipped with the same - A transfer device is configured by a conveying part and a lifting part both fixed to a casing. The conveying part forms a latticework by two groups of rollers aligned in a first direction and a second direction in matrix and includes chains for rotating the group of rollers aligned in the first direction and the group of rollers aligned in the second direction per group and driving devices for conveyance. The lifting part includes a driving device for lifting, rectilinearly-movable members for performing a rectilinear motion, and converting members for converting the rectilinear motion of the rectilinearly-movable member to a rotational motion and further to a lifting motion so as to transmit the lifting motion to the rollers. The converting members are arranged at the respective lattice points to lift up and down either group of rollers concurrently, which form a flat surface to convey articles. | 08-26-2010 |
Tomonobu Inaba, Utsunomiya-Shi JP
Tomonobu Kato, Shiga JP
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20110180379 | SWITCH MODULE WITH LIGHTED KEY - A switch module with lighted key has a cover sheet having an adhesive layer on a rear surface, a dome-shaped contact spring adhered on a rear surface of the cover sheet by the adhesive layer, a substrate including a fixed contact switched to an electrically conducted state or an insulated state with the contact spring, and a light guide sheet arranged on a front surface side of the cover sheet. One or more recesses are formed in a region facing the contact spring of at least one of a front surface and a rear surface of the light guide sheet so as not to penetrate toward a surface on an opposite side. | 07-28-2011 |
20110284354 | KEY ILLUMINATION SWITCH MODULE AND LIGHT GUIDE SHEET - A key illumination switch module has a cover sheet that includes an adhesive layer in a rear surface thereof, a dome-shaped contact spring whose apex portion is bonded to a rear surface of the cover sheet by the adhesive layer, a board that includes a first fixed contact and a second fixed contact, the first fixed contact and the second fixed contact being switched between a conducting state and an insulated state by the contact spring, a light guide sheet that is disposed on a surface side of the cover sheet. In the light guide sheet, a through-hole is made at a position corresponding to the apex portion of the contact spring. | 11-24-2011 |
20150055032 | CONTACT PREVENTION FILM, TOUCH PANEL AND DISPLAY DEVICE COVER PANEL - Means of solution: Optical protrusions | 02-26-2015 |
Tomonobu Kodama, Kyoto-Shi JP
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20130178892 | STATIN-LOADED COILS FOR ACCELERATION OF ORGANIZATION AFTER ENDOVASCULAR COILING OF ANEURYSMS - The present invention provides a vascular treatment material which has high safety, and also can exert high organization acceleration effect. The present invention also provides a commercially available vascular treatment material, which is easy to produce and can be easily sterilized, and also can be stored for a long period. Disclosed is a vascular treatment material including a coil on which statin is loaded. It is preferred that a wire forming the coil is made of at least one kind of metal selected from platinum, tungsten, gold, cobalt, chromium, titanium, niobium, aluminum, tantalum, iron, nickel and the like. The vascular treatment material of the present invention is particularly useful, which is placed in a blood vessel for embolization treatment, or which accelerates organization for prevention of recanalization of aneurysm or for prevention of rupture of aneurysm. | 07-11-2013 |
Tomonobu Koizumi, Tsukuba-Shi JP
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20100137584 | FUSED HETEROARYL DERIVATIVES - The present invention provides a pharmaceutical composition which is useful as a phosphatidylinositol 3 kinase (PI3K) inhibitor and an antitumor agent, and it provides a novel bicyclic or tricyclic fused heteroaryl derivative or a salt thereof which possesses an excellent PI3K inhibiting activity and cancer cell growth inhibiting activity. | 06-03-2010 |
20100137585 | FUSED HETEROARYL DERIVATIVES - The present invention provides a pharmaceutical composition which is useful as a phosphatidylinositol 3 kinase (PI3K) inhibitor and an antitumor agent, and it provides a novel bicyclic or tricyclic fused heteroaryl derivative or a salt thereof which possesses an excellent PI3K inhibiting activity and cancer cell growth inhibiting activity. | 06-03-2010 |
Tomonobu Kurihara, Kawasaki-Shi JP
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20150115342 | Semiconductor Device - Provided is a semiconductor device including a substrate of a first conductivity type, a first circuit region, a separation region, a second circuit region, and a rectifying element. The rectifying element has a second conductivity type layer, a first high concentration second conductivity type region, a second high concentration second conductivity type region, an element isolation film, a first insulation layer, and a first conductive film. A first contact is coupled to the first high concentration second conductivity type region, and a second contact is coupled to the second high concentration second conductivity type region. A third contact is coupled to the first conductive film. The first contact, the second contact and the third contact are separated from each other. | 04-30-2015 |
Tomonobu Kuroda, Chiryu-City JP
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20110135516 | ELECTRIC PUMP - An electric pump includes a stator, a rotor, a shaft, a bearing part, and a pump unit. The stator has a magnetic part, and the stator forms a rotation magnetic field when a coil of the stator is energized. The bearing part has a longitudinal central position that is positioned on an imaginary plane perpendicular to a rotation axis of the rotor. The imaginary plane is positioned within an inner range defined between longitudinal end portions of the magnetic part of the stator. | 06-09-2011 |
20110229361 | ROTARY PUMP - A housing includes a pump chamber, which rotatably receives an inner rotor and an outer rotor that define a pressure chamber therebetween. An inlet port of the housing is communicated with the pressure chamber to supply fluid into the pressure chamber. An outlet port of the housing is communicated with the pressure chamber to discharge the fluid from the pressure chamber. An axial size of an axial clearance, which is formed between an axial end surface of the pump chamber and an axial end surface of the inner rotor, differs from an axial size of an axial clearance, which is formed between the axial end surface of the pump chamber and an axial end surface of the outer rotor. | 09-22-2011 |
20150184584 | ROTATIONAL DRIVE APPARATUS - A first internal gear of a speed reducer includes an internally-toothed portion and a bearing portion and is formed as a one-piece member that is formed separately from a first housing. The internally-toothed portion forms internal teeth, which are meshed with external teeth of a first planetary gear. The bearing portion includes an eleventh cylindrical surface, which supports a motor shaft. The internal teeth of the first internal gear are arranged coaxial with the eleventh cylindrical surface. The internal teeth of the first internal gear and the bearing portion are formed as portions of the one-piece member. | 07-02-2015 |
Tomonobu Nakayama, Tsukuba-Shi JP
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20100239821 | SURFACE ENHANCED INFRARED ABSORPTION SENSOR AND METHOD FOR PRODUCING THE SAME - The method for producing a surface enhanced infrared absorption sensor of the invention is characterized by: adsorbing metallic nanoparticles dispersed in a solution on a surface of a substrate, or allowing the adsorbed metallic nanoparticles to be grown in a solution, thereby forming a film; applying infrared light to the substrate from the side thereof opposite to the side on which the metallic nano-thin film is disposed; detecting evanescent waves exuding from the substrate; and regulating a surface enhanced infrared adsorption activity while monitoring surface enhanced infrared adsorption signals in situ, whereby the metallic nano-thin film is grown in the form of flat and discontinuous islands. According to the method, there is provided a production technique for a surface enhanced infrared absorption (SEIRA) sensor having a higher sensitivity and more excellent in the reproducibility. | 09-23-2010 |
Tomonobu Nakayama, Ibaraki JP
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20100281587 | OPTICAL ELECTRIC FIELD ENHANCEMENT ELEMENT AND PROBE USING THE SAME - The optical electric field enhancement element of the invention comprises a nanorod where a conductive layer and an insulating layer are laminated. In particular, the optical electric field enhancement element comprising a tungsten oxide nanorod exhibits a high enhancement effect not by an aggregate of fine crystals but by the crystal structure itself, therefore securing good reproducibility and a stable Raman scattering enhancement effect. A sensor comprising the optical electric field enhancement element enables various high-precision analyses heretofore impossible in the art. | 11-04-2010 |
20140352447 | DOUBLE-SIDE-COATED SURFACE STRESS SENSOR - A double-side-coated surface stress sensor includes a sensing membrane structure portion where at least two ends opposite each other are fixed on a mounting portion; a receptor layer that coats both surfaces of the sensing membrane structure portion; and an element detecting a stress, which is provided in the vicinity of at least one of the fixed two ends, opposite each other, of the sensing membrane structure portion or at least one of the fixed two ends, opposite each other, of the mounting portion, in which in a detection output is obtained from the element based on the stress which is applied onto the receptor layer coating the both surfaces of the sensing membrane structure portion. Accordingly, it is possible to provide a double-side-coated surface stress sensor which coats both surfaces of the sensing membrane structure portion by the receptor layer, thereby obtaining a sufficiently large detection output. | 12-04-2014 |
Tomonobu Niwa, Nagoya-Shi JP
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20140178068 | SPACE SWITCH DEVICE - Disclosed is a spatial switching apparatus having a plurality of input terminals, an input optical signal of a single wavelength being input to each of the plurality of the input terminals, and a plurality of output terminals an output optical signal of a single wavelength being output from each of the plurality of the output terminals. The apparatus includes a signal wavelength converting portion having an electric signal converting element converting the input optical signal into an electric signal and a variable wavelength laser, the signal wavelength converting portion using the variable wavelength laser to convert an electric signal converted by the electric signal converting element into an optical signal of an arbitrary wavelength; and a spatial switching portion having a plurality of first cyclic AWGs performing output from a plurality of output ports corresponding to wavelengths of a plurality of input signals input from the variable wavelength laser. | 06-26-2014 |
Tomonobu Noda, Oita-Shi JP
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20090272901 | Semiconductor substrate, substrate inspection method, semiconductor device manufacturing method, and inspection apparatus - A semiconductor substrate inspection method includes: generating a charged particle beam, and irradiating the charged particle beam to a semiconductor substrate in which contact wiring lines are formed on a surface thereof, the contact wiring lines of the semiconductor substrate being designed to alternately repeat in a plane view so that one of the adjacent contact wiring lines is grounded to the semiconductor substrate and the other of the adjacent contact wiring lines is insulated from the semiconductor substrate; detecting at least one of a secondary charged particle, a reflected charged particle and a back scattering charged particle generated from the surface of the semiconductor substrate to acquire a signal; generating an inspection image with the signal, the inspection image showing a state of the surface of the semiconductor substrate; and judging whether the semiconductor substrate is good or bad from a difference of brightness in the inspection image obtained from the surfaces of the adjacent contact wiring lines. | 11-05-2009 |
Tomonobu Sato, Tokyo JP
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20120213321 | OPERATION METHOD OF CONNECTION PART BETWEEN CONTAINER BODY AND COVER - Atmospheric conditions can be efficiently formed within a cavity, and as a result improvements in the operation efficiency within the cavity can be achieved. The operation method is an operation including: a step for detaching a cover in an underwater environment; a step for arranging a fuel rod housing having an upper aperture, in an underwater environment; a step for inserting fuel rods into the fuel rod housing; a step for closing the upper aperture of the fuel rod housing such that it is water-tight; a step for draining water of the cavity; and a step for executing a repair operation on a flange seat surface of a connection part between a container body and the cover in an atmospheric environment. | 08-23-2012 |
20150325319 | NOZZLE REPAIR METHOD AND NUCLEAR REACTOR VESSEL - A nozzle repair method and a nuclear reactor vessel include: removing a trepanning portion ( | 11-12-2015 |
20150348658 | NOZZLE REPAIR METHOD AND NUCLEAR REACTOR VESSEL - A nozzle repair method and a nuclear reactor vessel include: removing a trepanning portion ( | 12-03-2015 |
Tomonobu Sekiguchi, Osaka-Shi JP
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20100243508 | PRESS THROUGH PACKAGE AND ITS PRODUCTION METHOD - The present invention provides an easy-to-produce PTP which exhibits good hermetic sealing performance and which can be readily and reliably opened (without variation) even if the working accuracy is reduced, and also provides its production method. The PTP includes a lid member | 09-30-2010 |
20150017334 | MULTILAYER BODY AND CONTAINER - The present invention provides a multilayer body, a packaging material and a container, each of which can maintain excellent water repellent properties and non-adhesive properties. Specifically, the present invention describes a non-adhesive multilayer body wherein hydrophobic oxide fine particles having an average primary particle diameter of 3-100 nm adhere to at least a part of the outermost layer. | 01-15-2015 |
20150247079 | WATER- AND OIL-REPELLENT COATING FILM AND ARTICLES HAVING THIS COATING FILM - Provided is a coating film that can more reliably exhibit an excellent water repellency and an excellent oil repellency. This water- and oil-repellent coating film is a coating film formed on a surface of a material in order to impart water repellency and oil repellency, wherein (1) the coating film contains a metal oxide-containing composite particle; (2) the composite particle contains a) a metal oxide particle and b) a covering layer that contains a polyfluoroalkyl methacrylate resin and is formed on the surface of the metal oxide particle; and (3) a value obtained by dividing the fluorine content (weight %) of the composite particle by a surface area (m | 09-03-2015 |
Tomonobu Sugimoto, Fukui JP
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20080197437 | Solid-state imaging apparatus, manufacturing method therefor and electronic equipment using the same - Provided is a solid-state imaging apparatus having excellent reading accuracy. The solid-state imaging apparatus of the present invention includes a solid-state imaging element (light receiving element portion) ( | 08-21-2008 |
Tomonobu Takashima, Kawasaki JP
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20080204725 | Lamination status inspecting apparatus, lamination status inspecting method, and recording medium storing lamination status detecting program - A lamination status inspecting apparatus inspects a lamination status of adjacent sheets, and includes a first illumination unit that irradiates a portion where sheets are adjacent to each other with light from a predetermined direction, a second illumination unit that irradiates with light from a direction opposite to a direction of the first illumination unit, an imaging unit that picks up an image of the portion, and an imaging control unit that controls the imaging unit to pick up a first image of the portion by lighting the first illumination unit, and controls the imaging unit to pick up a second image of the portion by lighting the second illumination unit. | 08-28-2008 |
Tomonobu Tamura, Toyokawa-Shi JP
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20110229235 | IMAGE FORMING APPARATUS HAVING STEPPING MOTOR ARRANGED IN CONVEYING PATH FOR PAPER, AND METHOD FOR CONTROLLING STEPPING MOTOR IN IMAGE FORMING APPARATUS - An image forming apparatus includes: a stepping motor arranged in a conveying path for a paper; a driver for driving the stepping motor; a current detecting unit for detecting an actual current value; and a control unit for providing a set current value for every predetermined cycle. The control unit determines an estimated load torque value corresponding to the set current value in a previous cycle and the actual current value in a present cycle, by referring to a relationship between actual current and load torque of the stepping motor with respect to the set current value, determines a target load torque value based on the estimated load torque value, and determines, as the set current value, a current value corresponding to the target load torque value, by referring to a relationship between maximum output torque of the stepping motor and current supplied to the stepping motor. | 09-22-2011 |
20110230977 | CONTROL APPARATUS AND IMAGE FORMING APPARATUS - A control device for generating a second trigger with a delay of a predetermined time from generation of a first trigger, said control device having; a counter for counting numbers from 0 to n−1 at a frequency with cycles of a first period; a control section, which operates at a frequency with cycles of a second period that is longer than the first period, for calculating a remainder of a division by adding a number of counts of the counter corresponding to the predetermined time to a count value of the counter at the time of generation of the first trigger and by dividing a result of the addition by n; and an output section for outputting the second trigger at a time when the count value of the counter becomes equal to the remainder. | 09-22-2011 |
20110310412 | IMAGE FORMING APPARATUS, NOISE CANCELLATION METHOD, AND RECORDING MEDIUM - An image forming apparatus comprising: a sound-level meter that measures operating noise of a rotating portion; a sound data generator that generates a noise control sound data object with the same amplitude but with the inverted phase to the operating noise; a speaker that emits sound based on the noise control sound data object; a memory that stores in advance a noise control sound data object generated to cancel out operating noise measured while the rotation frequency of the rotating portion is changed from a first rate to a second rate; and a controller that measures operating noise of the rotating portion and generates a noise control sound data object to cancel out the operating noise, then emits sound based on the noise control sound data object, while the rotating portion runs in steady state, meanwhile reads out from the memory, a suitable noise control sound data object from the memory and emit sound based on the noise control sound data object, during the transition of the rotation frequency of the rotating portion. | 12-22-2011 |
20120093537 | IMAGE FORMING APPARATUS PERFORMING CONTROL OF CHANGING TARGETS OF POWER SUPPLY FROM CHARGING DEVICE - An image forming apparatus includes a charging device for performing charging and discharging using a power storage device, and a plurality of loads each serving as a target of power supply from said charging device and being used in operation of the image forming apparatus. The image forming apparatus obtains information about an operation status of the image forming apparatus and sets priorities for being a target of power supply from the charging device for the plurality of loads, according to the obtained information. The image forming apparatus controls power supply operation of the charging device according to the information about the remaining capacity of the power storage device and the set priorities. | 04-19-2012 |
20130073879 | IMAGE FORMING APPARATUS - An image forming apparatus includes a functional unit, a first power supply circuit supplying electric power to the functional unit from a commercial power supply, a second power supply circuit including a self-generation power supply, and a third power supply circuit including a power storage unit storing electric power and a charging circuit charging the power storage unit upon receipt of supply of electric power from at least one of the commercial power supply and the self-generation power supply. In accordance with the amount of power supply from the self-generation power supply, higher priority is given to supply of electric power to the functional unit from at least one of the second and third power supply circuits than to supply of electric power from the first power supply circuit. | 03-21-2013 |
20130145184 | ELECTRONIC APPARATUS AND IMAGE FORMING APPARATUS - An electronic apparatus comprising: a main body including a reception unit and a processing unit; and a power supply device switches between an operation state for supplying power from an external power source to the main body and a standby state for supplying power from a secondary battery to the reception unit without supplying power from the power source to the main body. Charging of the battery with power from the power source is performed during the operation state and is terminated when a value indicating power level of the battery reaches a threshold value Vt satisfying (discharge lower limit VL+Vs)≦Vt06-06-2013 | |
20130214606 | ELECTRONIC DEVICE AND POWER-SOURCE DEVICE - Electronic device comprising: processing unit including accepting part accepting processing request from external device and executing process specified by request; secondary battery connected with external power source; and power-source device transitioning to operating state when request is accepted in waiting state, and transitioning to waiting state when processing unit completes executing process, wherein, in waiting state, power supply from external power source to processing unit is stopped and secondary battery supplies power to accepting part, and in operating state, power is supplied from external power source to processing unit. Power-source device includes controller executing first charge control operation to cause external power source to charge secondary battery when, in operating state, voltage of secondary battery is not higher than threshold, and end executing first charge control operation when transitioning to waiting state, controller updating threshold in response to increase in number of times first charge control operation is executed. | 08-22-2013 |
20140147157 | IMAGE FORMING DEVICE AND CHARGING METHOD FOR SECONDARY BATTERY - The image forming device includes a reception unit, an image forming unit, a switching unit, a detection unit, and a charging unit. The switching unit switches the image forming device between a first mode in which the reception unit is not supplied a voltage from a power source, is supplied power from a secondary battery, and receives image forming requests, and a second mode in which the image forming unit is supplied the voltage and performs image forming. The detection unit detects a value of an amount of energy of the secondary battery. In the second mode, the charging unit charges the secondary battery by supplying the voltage to the secondary battery when the value is equal to or less than a threshold value, and the charging unit boosts the voltage and supplies the boosted voltage to the secondary battery when the value is greater than the threshold value. | 05-29-2014 |
20140370359 | MAGNESIUM CELL AND MAGNESIUM CELL SYSTEM - A magnesium cell includes a positive electrode, a negative electrode including a magnesium alloy, and a separator disposed between the positive electrode and the negative electrode to hold an electrolytic solution, in which a contact area between the negative electrode and the separator is variable. | 12-18-2014 |
20150220044 | POWER CONTROLLER AND IMAGE FORMING APPARATUS - A power controller includes: a measuring unit that measures outputs from plural power generating devices outputting power to a common load in parallel; an adjusting unit that controls the outputs of the plural power generating devices to adjust output voltages of the plural power generating devices to a predetermined value; and a matching control unit that calculates power-voltage characteristics of the plural power generating devices based on values measured by the measuring unit, determines a target value of output voltage to be shared by all the plural power generating devices based on the power-voltage characteristics thus calculated and corresponding to the whole parallel connection of the plural power generating devices, and allows the adjusting unit to match the predetermined value with the target value. | 08-06-2015 |
20150311731 | CHARGE CONTROL DEVICE AND IMAGE FORMING APPARATUS INCLUDING CHARGE CONTROL DEVICE - A charge control device uses external electricity to charge a plurality of battery devices. A constant current source uses the external electricity to generate and adjust an output current amount to a constant target value. A selector selects one battery device from the plurality of battery devices and supplies output current from the constant current source to the one battery device. A measurer measures an amount of actual current flowing from the constant current source to the one battery device. An instructor monitors a measured value provided by the measurer and instructs the selector, when the measured value meets a condition for a reduction of charging current amount to be regarded as having occurred, to change a destination to which the output current of the constant current source is supplied from the one battery device to a different battery device. | 10-29-2015 |
Tomonobu Tsuchiya, Tokyo JP
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20140117376 | Nitride Semiconductor Element and Method of Manufacturing the Same - A nitride semiconductor element having a high reverse breakdown voltage and a method of manufacturing the same are provided. A diode (a vertical-type SBD) has an n | 05-01-2014 |
20150179780 | Nitride Semiconductor Device and Method of Manufacturing the Same - Disclosed are an npn-type bipolar transistor as a nitride semiconductor device having good characteristics, and a method of manufacturing the same. A so-called pn epitaxial substrate has a structure wherein an n-type collector layer and a p-type base layer of a three-layer structure are provided over a substrate. The three-layer structure includes first (lower layer side), second, and third (upper layer side) p-type base layers which differ in thickness and p-type impurity concentration. In a partial region inside the second p-type base layer located as an intermediate layer in the p-type base layer of the three-layer structure, an n-type emitter region is formed by ion implantation. | 06-25-2015 |
Tomonobu Tsuchiya, Hachioji JP
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20080247433 | NITRIDE SEMICONDUCTOR LASERS AND ITS MANUFACTURING METHOD - A nitride semiconductor laser which features low resistance and high reliability. A buried layer is formed by selective growth and the shape of a p-type cladding layer is inverted trapezoidal so that the resistance of the p-type cladding layer and that of a p-type contact layer are decreased. For long-term reliability of the laser, the buried layer is a high-resistance semi-insulating layer which suppresses increase in leak current. | 10-09-2008 |
20090016397 | Nitride semiconductor light emitting device and method for manufacturing the same - A nitride semiconductor light emitting device operating on a low voltage and excelling in reliability and performance is to be provided. It has a multi-layered p-type clad layer of at least two layers of a first p-type clad layer and a second p-type clad layer, wherein the second p-type clad layer contains a p-type impurity in a higher concentration the first p-type clad layer does, has a thickness ranging from | 01-15-2009 |
20100150194 | NITRIDE SEMICONDUCTOR OPTICAL ELEMENT AND MANUFACTURING METHOD THEREOF - In an InGaN-based nitride semiconductor optical device having a long wavelength (440 nm or more) equal to or more than that of blue, the increase of a wavelength is realized while suppressing In (Indium) segregation and deterioration of crystallinity. In the manufacture of an InGaN-based nitride semiconductor optical device having an InGaN-based quantum well active layer including an InGaN well layer and an InGaN barrier layer, a step of growing the InGaN barrier layer includes: a first step of adding hydrogen at 1% or more to a gas atmosphere composed of nitrogen and ammonia and growing a GaN layer in the gas atmosphere; and a second step of growing the InGaN barrier layer in a gas atmosphere composed of nitrogen and ammonia. | 06-17-2010 |
20100189154 | SEMICONDUCTOR OPTICAL DEVICE - A purpose is to provide a semiconductor optical device having good characteristics to be formed on a semi-insulating InP substrate. Firstly, a semi-insulating substrate including a Ru—InP layer on a conductive substrate is used. Secondly, a semi-insulating substrate including a Ru—InP layer on a Ru—InP substrate or an Fe—InP substrate is used and semiconductor layers of an n-type semiconductor layer, a quantum-well layer, and a p-type semiconductor layer are stacked in this order. | 07-29-2010 |
20120228626 | SEMICONDUCTOR DEVICE AND ITS FABRICATION METHOD - In a semiconductor device including a stack structure having heterojunction units formed by alternately stacking GaN (gallium nitride) films and barrier films which are different in forbidden band width, a first electrode formed in a Schottky barrier contact with one sidewall of the stack structure, and a second electrode formed in contact with the other sidewall, an oxide film is interposed between the first electrode and the barrier films. Therefore, the reverse leakage current is prevented from flowing through defects remaining in the barrier films due to processing of the barrier films, so that a reverse leakage current of a Schottky barrier diode is reduced. | 09-13-2012 |
20130134443 | NITRIDE SEMICONDUCTOR DIODE - Disclosed is a high performance nitride semiconductor having a reverse leak current characteristic with two-dimensional electron gas as a conductive layer. A desired impurity is diffused into or a nitride semiconductor to which a desired impurity is added is re-grown on the bottom surface and the side face portion of a recessed portion formed by dry etching using chlorine gas on the upper surface of a nitride semiconductor stacked film to increase resistance of the side face portion of the nitride semiconductor stacked film contacting an anode electrode, reducing the reverse leak current. | 05-30-2013 |
Tomonobu Yoshino, Saitama-Ken JP
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20110158324 | VIDEO ENCODING APPARATUS AND VIDEO DECODING APPARATUS - It is a purpose of the present invention to provide a video encoding apparatus and a video decoding apparatus which are capable of providing real-time processing having improved coding performance. A video encoding apparatus AA includes an inter-encoding predicted value generating unit | 06-30-2011 |
20120069901 | VIDEO ENCODING APPARATUS, VIDEO DECODING APPARATUS, VIDEO ENCODING METHOD, VIDEO DECODING METHOD, AND COMPUTER PROGRAM - It is a purpose of the present invention to provide a video encoding apparatus, a video decoding apparatus, a video encoding method, a video decoding method, and a computer program, which allow adaptive filter coefficients to be used with a reduced amount of coding. A video encoding apparatus AA selects a suitable coefficient from among multiple kinds of interpolation filter coefficients determined beforehand by means of a component external to the video encoding apparatus AA. Subsequently, the video encoding apparatus AA records identification information uniquely defined for the selected interpolation filter coefficient in control information for each slice. Furthermore, the video encoding apparatus AA uses the interpolation filter coefficient thus selected to generate encoded data c including the identification information uniquely defined for the interpolation filter coefficient thus selected. | 03-22-2012 |
20120224636 | VIDEO ENCODING APPARATUS, VIDEO ENCODING METHOD, AND COMPUTER PROGRAM - A video encoding apparatus, video encoding method, and computer program, which are capable of employing an adaptive filter that provides improved encoding performance while reducing the processing cost required for calculation. A video encoding apparatus estimates interpolation filter coefficients by means of an image frequency characteristic analysis. When a loop continuation condition is satisfied, the video encoding apparatus performs re-estimation of the interpolation filter coefficients. As the loop continuation condition, a first condition can be used, in which the number of times the re-estimation has been consecutively performed for the current frame to be processed is smaller than a predetermined number, for example. | 09-06-2012 |
Tomonobu Yoshino, Fujimino-Shi JP
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20100246684 | VIDEO ENCODER AND ITS DECODER - A video encoder according to the present invention improves coding efficiency of a super high definition video by setting an area of MB size and optimally determining size of the area. A locally decoded image (a) is subjected to frequency analysis in a frequency analyzing unit. Based on the result, an area setting unit sets a local area in a picture to which the maximum MB size is applied. An area boundary correcting unit corrects an area boundary in accordance with a representative motion characteristic, and an N-value calculating unit determines the maximum MB size (N×N) of each area based on a result of encoding a neighboring picture. The area setting and the N-value calculation are performed step by step. | 09-30-2010 |
20100322316 | MOVING-PICTURE ENCODING APPARATUS AND DECODING APPARATUS - As the encoding mode, a moving-picture encoding apparatus includes an encoding mode that relies only on inference based on encoding information of a previously encoded unit block so as to encode a picture of a unit block. The encoding information in this encoding mode is imparted with secondary encoding information for improving the prediction performance, e.g., MV information. The MV information is produced by an MV-information producing unit | 12-23-2010 |