Patents by Inventor Osamu Ishikawa
Osamu Ishikawa has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Patent number: 8058834Abstract: A control device for an automatic transmission includes a current detecting unit for detecting motor current. The current detecting unit has a counter for counting variation number of a rotational position signal output from a rotational position detecting unit for detecting the rotational position of a motor, and an electrical angle 180° judging unit for judging rotation of electrical angle 180° of the motor. A voltage occurring in a current detecting resistor is sampled at a timing of each integral multiple of the electrical angle of 180° judged in the electrical angle 180° judging unit, and rotation of the motor is controlled in accordance with the difference between motor target current calculated in the motor target current calculating unit and motor current.Type: GrantFiled: February 5, 2009Date of Patent: November 15, 2011Assignee: Mitsubishi Electric CorporationInventors: Takeru Okabe, Shiro Yonezawa, Nozomu Kamioka, Tomohisa Shoda, Masaki Horii, Yasufumi Ogawa, Osamu Ishikawa
-
Publication number: 20110270512Abstract: Provided is an automatic stop and restart device for an engine that is capable of suppressing occurrence of an abnormal condition even if a transmission state is changed during an engine restart process after an engine restart condition is satisfied in an automatic engine stop process. A controller performs the automatic engine stop process and the engine restart process. If a determined state of a transmission is a drive range, a transmission state determination unit drives a pinion gear thrust unit at timing determined by a first pinion gear thrust timing determination unit. If the determined state of the transmission is a non-drive range, the transmission state determination unit drives the pinion gear thrust unit at timing determined by a second pinion gear thrust timing determination unit.Type: ApplicationFiled: December 1, 2010Publication date: November 3, 2011Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Kensuke HAYASHI, Osamu Ishikawa, Tomohisa Shoda
-
Publication number: 20110239974Abstract: An internal-combustion-engine automatic stop and restart system according to the present invention is provided with a restarting control unit that performs restarting control of the internal combustion engine by making the pinion pushing unit push out the pinion gear so as to engage the pinion gear with the ring gear, when the restarting condition is satisfied in a time period from a time instant when the automatic stopping condition is satisfied to a time instant when the rotation of the internal combustion engine stops; and a throttle valve control unit that opens the throttle valve even when the restarting condition has not been satisfied and stops control of the throttle valve in a time period from a time instant when the rotation of the internal combustion engine stops to a time instant when the restarting condition is satisfied, when the rotation speed of the internal combustion engine becomes lower than a predetermined value in a time period from a time instant when the automatic stopping condition isType: ApplicationFiled: November 24, 2010Publication date: October 6, 2011Applicant: Mitsubishi Electric CorporationInventors: Tomohisa SHODA, Osamu Ishikawa
-
Publication number: 20110202254Abstract: In an engine automatic-stop/restart system according to the present invention, in the case where an engine self-restoration determination unit determines that an engine can autonomously be restored, fuel supply by a fuel injection control unit is resumed so that the engine is autonomously restored; and in the case where the engine self-restoration determination unit determines that the engine cannot autonomously be restored, the fuel supply by the fuel injection control unit is resumed, and based on an engine rotation speed detected by the engine rotation speed detection unit, a pinion gear rotation speed detected by the pinion gear rotation speed detection unit, and the result of determination by the engine self-restoration determination unit, there is performed the energization or de-energization of the pinion gear driving unit and the starter motor.Type: ApplicationFiled: August 4, 2010Publication date: August 18, 2011Applicant: Mitsubishi Electric CorporationInventors: Osamu ISHIKAWA, Tomohisa Shoda
-
Publication number: 20110193617Abstract: Portability of an electronic device with a semiconductor card is improved. The semiconductor card is insertable to a card slot in an electronic device, can engage a card socket formed inside the card slot, and has a base part and an expansion part. The base part has a terminal part and a first connection unit, and engages the card socket with the terminal part. The expansion part has a second connection unit, and can be moved between two positions when the second connection unit is connected to the first connection unit, a closed position where the expansion part is overlapping and substantially parallel to the base part, and an open position where the expansion part is extended at an angle greater than a perpendicular with respect to the base part. When the expansion part is in the closed position and the terminal part is engaged in the card socket, the expansion part and the base part are inserted to the card slot.Type: ApplicationFiled: April 20, 2011Publication date: August 11, 2011Applicant: PANASONIC CORPORATIONInventors: Atsushi YOSHIMOTO, Takashi KAKIMOTO, Osamu ISHIKAWA
-
Publication number: 20110162503Abstract: An apparatus of making perforations along which a package can be smoothly ripped includes a housing and a driving mechanism. Below a top wall of the housing, a top plate operatively is coupled to the driving mechanism. A blade assembly holding plate is attached to the bottom side of the top plate. Below the perforating blade assembly holding plate, there is provided a pressure plate including a base layer and a rubber layer, so that the blade holding plate is interposed between the pressure plate and the top plate. The pressure plate is formed with a slit extending therethrough in its thickness direction. Below the pressure plate, a loading plate is formed with a slit extending therethrough in its thickness direction and on which a film sheet can be loaded. Below the loading plate, a base plate is fixed to a bottom wall of the housing.Type: ApplicationFiled: July 17, 2009Publication date: July 7, 2011Applicant: UNI-CHARM CORPORATIONInventors: Osamu Ishikawa, Yoshitaka Mishima
-
Publication number: 20100241324Abstract: In an automatic transmission controller, a gear shift control unit has a target rotational angle position calculator for calculating a target rotational angle position of a gear shift motor, an actual rotational angle position calculator for calculating the actual rotational angle position of the gear shift motor, and an F/B gain setting unit. When a gear shift instruction from a gear shift controller is a gear shift pattern for driving at least a select motor, the F/B gain is set to be larger that of the gear shift pattern in which the select motor is not driven, and also a motor driving mode and a motor braking mode are switched to each other in accordance with the difference between the target rotational angle position and the actual rotational angle position.Type: ApplicationFiled: December 22, 2009Publication date: September 23, 2010Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Osamu ISHIKAWA, Takeru Okabe
-
Patent number: 7779620Abstract: In an air-fuel ratio feedback control device for a fuel injection control system, a catalyst deterioration diagnosing means for carrying out deterioration diagnosis of the catalyst is equipped with a diagnosis permission judging means for judging permission of the deterioration diagnosis of the catalyst on the basis of a driving area of the internal combustion engine, an air-fuel ratio varying means for varying the target upstream air-fuel ratio at the catalyst deterioration diagnosis time, a catalyst deterioration judging means for judging the deterioration of the catalyst on the basis of the downstream air-fuel ratio detection output at the catalyst deterioration diagnosis time, and a catalyst deterioration diagnosis prohibiting means for setting a deterioration diagnosis prohibition time of the catalyst after the catalyst deterioration diagnosis.Type: GrantFiled: December 1, 2006Date of Patent: August 24, 2010Assignee: Mitsubishi Electric CorporationInventors: Osamu Ishikawa, Keiichi Enoki, Hideki Takubo
-
Patent number: 7763960Abstract: A semiconductor device of the present invention includes: a plurality of semiconductor chips each having a chip size package structure; and a substrate bonded via an adhesive material to an opposite surface in each of the plurality of semiconductor chips that is opposite to a connection surface that is provided with solder balls (external connection terminals). Thereby, the plurality of semiconductor chips are connected to each other.Type: GrantFiled: September 10, 2007Date of Patent: July 27, 2010Assignee: Panasonic CorporationInventors: Tatsuya Morishita, Osamu Ishikawa
-
Patent number: 7752747Abstract: A method of manufacturing an electronic component minimizes the occurrence of voids and degradation of characteristics in a resin-sealed portion, while reducing the costs thereof. A sealing step for sealing surface acoustic wave elements by a sealing resin member formed from a resin film is performed by mounting the surface acoustic wave elements on a collective mounting substrate and the resin film in a bag with a gas-barrier property, and causing the resin film to infiltrate between the surface acoustic wave elements mounted on the reduce-pressured-packed collective mounting substrate to be hermetically sealed by the pressure difference between the inside and the outside of the bag.Type: GrantFiled: December 7, 2004Date of Patent: July 13, 2010Assignee: Murata Manufacturing Co., Ltd.Inventors: Masato Higuchi, Hideki Shinkai, Osamu Ishikawa
-
Publication number: 20100125395Abstract: A control device of a transmission is capable of instantaneously correcting a torque shortly after starting a motor, and properly correcting a gear operation shortly after starting (at transient time) even in case of coil temperature change. The device includes a gear change end determination unit, a motor stop determination unit, and a coil resistance estimation unit of estimating a coil resistance of the motor alternately by repeating at regular intervals a state of application of a predetermined voltage to the motor during stop before start of gear change and a state of no application; and when the motor is determined stop by the determination units, an initial value of a command voltage to be applied to the motor after start of gear change is corrected in a predetermined time period in accordance with a coil resistance value having been calculated by the coil resistance estimation unit.Type: ApplicationFiled: May 5, 2009Publication date: May 20, 2010Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Masaki Horii, Shiro Yonezawa, Takeru Okabe, Osamu Ishikawa, Tomohisa Shoda, Nozomu Kamioka, Yasufumi Ogawa
-
Publication number: 20100116074Abstract: There is provided an automatic transmission control apparatus that secures the safety of a motor drive, even in the case where an abnormality exists in a unit that detects a voltage supplied to a motor control apparatus, and that neither deteriorates the controllability of the motor drive nor erroneously operates the transmission mechanism of the automatic transmission. An automatic transmission control apparatus according to the present invention is provided with a voltage determination unit that determines which one of a voltage detected by a control apparatus voltage detection unit and a voltage detected by a motor voltage detection unit is utilized as a duty reference voltage; the motor control apparatus controls the motor, based on a motor drive duty that a drive duty calculation unit calculates by use of the voltage determined by the voltage determination unit.Type: ApplicationFiled: April 21, 2009Publication date: May 13, 2010Applicant: Mitsubishi Electric CorporationInventors: Tomohisa SHODA, Shiro Yonezawa, Takeru Okabe, Osamu Ishikawa, Nozomu Kamioka, Masaki Horii, Yasufumi Ogawa
-
Publication number: 20100102414Abstract: The present invention aims at providing a semiconductor device that can prevent quality degradation of a signal caused by noise, reduce a malfunction of a circuit caused by latch-up, and secure favorable isolation, and the semiconductor device includes: a first layer with a resistivity higher than 10·cm and lower than 1 k·cm which is formed in a semiconductor substrate; a second layer formed on a surface of the semiconductor substrate so as to be located above the first layer; two semiconductor devices formed in the second layer or on the second layer; and a trench-type insulating region which is located between the two semiconductor devices, is formed in the semiconductor substrate so as to reach the first layer from the surface of the semiconductor substrate, and electrically isolates the two semiconductor devices.Type: ApplicationFiled: December 31, 2009Publication date: April 29, 2010Applicant: PANASONIC CORPORATIONInventors: Miki Yamanaka, Yukio Hiraoka, Osamu Ishikawa
-
Publication number: 20100072312Abstract: In a pulverization/dispersion processing system using a medium agitating type wet pulverization/dispersion machine, a system capable of judging the progress of pulverization/dispersion processing successively and objectively during the pulverization/dispersion processing is provided. A pulverization/dispersion processing system 10 including a medium agitating type wet pulverization/dispersion machine 20, a holding tank 40 of a material to be processed, a circulating pump 30, and circulating lines 50 connecting these components to each other is equipped with a particle size distribution measuring instrument and/or a zeta potential measuring instrument 60 in one of the circulating lines 50. These measuring instruments 60 perform measurement by means of an ultrasonic wave, and can use an ultrasonic attenuation method or an electronkinetic sonic amplitude method.Type: ApplicationFiled: April 9, 2008Publication date: March 25, 2010Applicant: Nippon Coke & Engineering Co., Ltd.Inventors: Satoshi Shiina, Osamu Ishikawa, Hiroaki Kezuka
-
Publication number: 20090289593Abstract: A control device for an automatic transmission includes a current detecting unit for detecting motor current. The current detecting unit has a counter for counting variation number of a rotational position signal output from a rotational position detecting unit for detecting the rotational position of a motor, and an electrical angle 180° judging unit for judging rotation of electrical angle 180° of the motor. A voltage occurring in a current detecting resistor is sampled at a timing of each integral multiple of the electrical angle of 180° judged in the electrical angle 180° judging unit, and rotation of the motor is controlled in accordance with the difference between motor target current calculated in the motor target current calculating unit and motor current.Type: ApplicationFiled: February 5, 2009Publication date: November 26, 2009Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Takeru OKABE, Shiro YONEZAWA, Nozomu KAMIOKA, Tomohisa SHODA, Masaki HORII, Yasufumi OGAWA, Osamu ISHIKAWA
-
Publication number: 20090285760Abstract: A method of detecting an accessory cancer lesion, comprising an administration step wherein indocyanine green is administered to a living body, an irradiation step wherein a target organ suspected of having cancer is surgically exposed and irradiated with excitation light of indocyanine green, an imaging step wherein a near-infrared fluorescence intensity distribution image from the excited indocyanine green in the target organ is obtained, and an identification step wherein an area having the near-infrared fluorescence in the intensity distribution image, excluding the area detected in preoperative examination or intraoperative macroscopic observation, is identified as an accessory cancer lesion.Type: ApplicationFiled: May 14, 2009Publication date: November 19, 2009Applicants: OSAKA PREFECTURAL HOSPITAL ORGANIZATION, HAMAMATSU PHOTONICS K.K.Inventors: Osamu ISHIKAWA, Terumasa YAMADA, Kunihito GOTOH, Mitsuharu MIWA, Takahiro SHIKAYAMA
-
Publication number: 20090265066Abstract: In a case where the end of a gear change has been decided by gear change end decision means for deciding if a transmission has undergone the gear change, the coil resistance value of a motor which manipulates the transmission is measured by coil resistance measurement means. The coil temperature of the motor is estimated from the measured coil resistance value of the motor by coil temperature estimation means. In a case where the estimated coil temperature of the motor has been decided to be predetermined temperature or above by high-temperature decision means, the speed change inhibition time period of the transmission is calculated by speed change inhibition time calculation means, and the speed change of the transmission is inhibited during the calculated speed change inhibition time period.Type: ApplicationFiled: December 23, 2008Publication date: October 22, 2009Applicant: Mitsubishi Electric CorporationInventors: Yasufumi OGAWA, Shiro Yonezawa, Takeru Okabe, Osamu Ishikawa, Tomohisa Shoda, Nozomu Kamioka, Masaki Horii
-
Publication number: 20090265068Abstract: A transmission control apparatus detects a drop in power transmission performance of a clutch actuator, and prevents a failure thereof. When power transmission performance drop detecting means detects a drop in power transmission performance of a first clutch even if a power transmission instruction is given to a first clutch actuator, power transmission in a power transmission path through a first geared transmission mechanism is inhibited, and power transmission in a power transmission path through a second geared transmission mechanism is carried out. When the power transmission performance drop detecting means detects a drop in power transmission performance of a second clutch even if the power transmission instruction is given to a second clutch actuator, power transmission in the power transmission path through the second geared transmission mechanism is inhibited, and power transmission in the power transmission path through the first geared transmission mechanism is carried out.Type: ApplicationFiled: February 6, 2009Publication date: October 22, 2009Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Nozomu Kamioka, Shiro Yonezawa, Takeru Okabe, Tomohisa Shoda, Masaki Horii, Yasufumi Ogawa, Osamu Ishikawa
-
Publication number: 20090254258Abstract: A clutch control unit includes a clutch motor controller that controls a clutch motor. The clutch motor controller has a target clutch motor current computing unit that computes a target clutch motor current for adjusting torque of the clutch motor to be torque corresponding to an operating state of the vehicle, and a motor driving and braking selection unit that selects a motor driving mode in which the clutch motor is driven by applying feedback control on an output of the clutch motor or a motor braking mode in which the clutch motor is braked by short-circuiting the clutch motor according to a difference between the target clutch motor current and an actually detected clutch motor current. It thus becomes possible to provide a control system of a transmission that engages a clutch by a motor braking force in a manner that suits the running state of the vehicle.Type: ApplicationFiled: January 21, 2009Publication date: October 8, 2009Applicant: Mitsubishi Electric CorporationInventors: Osamu ISHIKAWA, Takeru Okabe, Nozomu Kamioka, Tomohisa Shoda, Masaki Horii, Yasufumi Ogawa, Shiro Yonezawa
-
Publication number: 20080313895Abstract: A method of manufacturing an electronic component minimizes the occurrence of voids and degradation of characteristics in a resin-sealed portion, while reducing the costs thereof. A sealing step for sealing surface acoustic wave elements by a sealing resin member formed from a resin film is performed by mounting the surface acoustic wave elements on a collective mounting substrate and the resin film in a bag with a gas-barrier property, and causing the resin film to infiltrate between the surface acoustic wave elements mounted on the reduce-pressured-packed collective mounting substrate to be hermetically sealed by the pressure difference between the inside and the outside of the bag.Type: ApplicationFiled: December 7, 2004Publication date: December 25, 2008Applicant: MURATA MANUFACTURING CO., LTD.Inventors: Masato Higuchi, Hideki Shinkai, Osamu Ishikawa