Masaaki Kaneko
Masaaki Kaneko, Yokohama JP
Patent application number | Description | Published |
---|---|---|
20100054185 | Wireless Access Network, Communication Quality Management Apparatus, and Wireless Base Station - A communication quality management equipment connected via a control line to a plurality of wireless base stations within a wireless access network, acquires quality information of a wireless line at a present position of a mobile terminal, resource information as to a wireless line of each of the wireless base stations, and use information as to a network line of each of the wireless base stations from the respective wireless base stations in a periodic manner, or in response to an instruction issued from the communication quality management equipment, and then judges a communication quality at each of the present positions of the mobile terminal; forms communication quality map information in which the judged communication qualities have been defined in correspondence with the positional information, and transmits the formed communication quality map information to the mobile terminal in accordance with a request from the mobile terminal. | 03-04-2010 |
20100066420 | Wide Range Operational Charge Pump Circuit - A charge pump that includes cascade transistors and current mirror circuitry to form a folded cascade structure that isolates the control inputs from the charge pump output and also increases the range of the output. The charge pump includes inputs to receive UP and DN (down) control signals and provides an output current that is based on the control signals. The charge pump may be configured as either a differential or non-differential device. The switching transistors that receive the control signals may use a lower voltage than the current source transistors in the charge pump In differential-type embodiments of the present charge pump, an amplifier can be used to control current source transistors based on differences between the output voltages of the charge pump, thereby adjusting the current flowing through the current source transistors and driving the average of the output voltages to a desired common mode voltage. | 03-18-2010 |
Masaaki Kaneko, Itabashi-Ku JP
Patent application number | Description | Published |
---|---|---|
20090122638 | MIXING ELEMENTS OF STATIC MIXER - To provide mixing elements of a Kenix type static mixer capable of decreasing fluids remaining wastefully in a casing without elongation of the casing, the mixing elements are arranged in a casing so that end parts adjacent in an axial direction are connected to cross almost orthogonally, the mixing element includes a partition wall part ( | 05-14-2009 |
Masaaki Kaneko, Iwata-Shi JP
Patent application number | Description | Published |
---|---|---|
20090031986 | Intake Control Device For Vehicle Engine - An intake control device for a vehicle engine includes: a throttle body; a main throttle valve configured to be opened or closed in response to an operation applied to a throttle grip, the main throttle valve being rotatably supported by the throttle body; a sub-throttle valve configured to be opened or closed under control of an actuator, the sub-throttle valve being rotatably supported by the throttle body; an intake air path formed in the throttle body and provided with the main throttle valve and the sub-throttle valve so as to open or close the intake air path; and a bypass air path that is different from the intake air path and provided with an idle speed control (ISC) valve that is controlled so as to open or close the bypass air path in conjunction with the sub-throttle valve. | 02-05-2009 |
Masaaki Kaneko, Aichi JP
Patent application number | Description | Published |
---|---|---|
20110162606 | VALVE TIMING CONTROL APPARATUS - Disclosed is a valve timing control apparatus capable of avoiding inadvertent realization of a locked state by effectively preventing pulsating pressure of fluid generated in association with torque variation of a cam shaft from having any effect on a fluid passageway used for lock releasing. The apparatus includes a first fluid passageway for feeding/discharging fluid to/from an advanced angle chamber, a second fluid passageway for feeding/discharging fluid to/from a retarded angle chamber, a third fluid passageway for feeding/discharging fluid to/from a locking mechanism capable of locking relative rotation between an inner rotor and an outer rotor, a first switching valve for controlling the feeding/discharging of the fluid to/from the first fluid passageway and the second fluid passageway, a second switching valve for controlling the feeding/discharging of the fluid to/from the third fluid passageway, a pump for feeding fluid to the first switching valve and the second switching valve, and a check valve for inhibiting communication of the fluid from the first switching valve to the second switching valve and allowing communication of the fluid from the second switching valve to the first switching valve. | 07-07-2011 |
Masaaki Kaneko, Nukata-Gun JP
Patent application number | Description | Published |
---|---|---|
20110232595 | VALVE TIMING CONTROL APPARATUS - A valve timing control apparatus includes a driving-side rotating member, a driven-side rotating member, a fluid pressure chamber defined by the driving-side rotating member and the driven-side rotating member and divided into a retarded angle chamber and an advanced angle chamber by a parting portion, an angle detecting portion detecting a relative angle of the driven-side rotating member relative to the driving-side rotating member, a fluid control mechanism controlling a supply and a discharge of an operation fluid to and from the fluid pressure chamber, an acceleration operation quantity detecting mechanism detecting an acceleration operation quantity, and a control portion setting either a normal drive mode or an acceleration drive mode as a control mode relative to the fluid control mechanism based on the acceleration operation quantity, and controlling the fluid control mechanism so that the relative angle corresponds to a target angle determined based on the set control mode. | 09-29-2011 |
20110271919 | VALVE TIMING CONTROL APPARATUS - A valve timing control apparatus includes a driving-side rotating member, a driven-side rotating member, a fluid pressure chamber formed by the driving-side rotating member and the driven-side rotating member and divided into a retarded angle chamber and an advanced angle chamber by a parting portion, a fluid control valve mechanism controlling a supply and a discharge of an operation fluid to and from the fluid pressure chamber, a lock mechanism locking a relative rotational phase of the driven-side rotating member relative to the driving-side rotating member at a predetermined phase, a monitoring mechanism monitoring a driving state of an internal combustion engine, and a phase setting mechanism controlling the fluid control valve mechanism so as to establish the predetermined phase in a case where the monitoring mechanism detects a signal indicating a likelihood of a decrease of a number of rotations of the internal combustion engine exceeding a control range. | 11-10-2011 |
20150040863 | ENGINE CONTROL MECHANISM - An engine control mechanism includes intake and exhaust valves that opens and closes a combustion chamber of an engine to be driven with gasoline. The engine control mechanism includes: an intake-side VVT including first driving-side and driven-side rotary bodies, and capable of setting a valve opening/closing timing of the intake valve such that a relative phase of the first driven-side rotary body is set to an intermediate lock phase at the time of starting of the engine, and the relative phase is set to a more retarded side than the intermediate lock phase after the starting; an exhaust-side VVT including second driving-side and driven-side rotary bodies, and setting a valve opening/closing timing of the exhaust valve such that a relative phase of the second driven-side rotary body is set to any phase between the most advanced phase and the most retarded phase; a control unit advance-controlling the ignition timing when an operational state has shifted from an Atkinson cycle state to a transient operational state; and an ignition timing changing mechanism in which the driving is controlled by the control unit. | 02-12-2015 |
20150075459 | VARIABLE VALVE TIMING CONTROL UNIT - A variable valve timing control unit includes an intake-side variable valve timing control apparatus, an exhaust-side variable valve timing control apparatus, an intake-side phase control valve selectively performing supply and discharge of fluid relative to an advanced angle fluid passage and a retarded angle fluid passage of the intake-side variable valve timing control apparatus, an exhaust-side phase control valve selectively performing supply and discharge of the fluid relative to the advanced angle fluid passage and the retarded angle fluid passage of the exhaust-side variable valve timing control apparatus, and a single lock control valve controlling supply and discharge of the fluid relative to unlock fluid passages of the respective intake-side variable valve timing control apparatus and the exhaust-side variable valve timing control apparatus. | 03-19-2015 |
Masaaki Kaneko, Tokyo JP
Patent application number | Description | Published |
---|---|---|
20120139566 | METHOD FOR PERFORMING BURN-IN TEST - Provided is a method for performing a burn-in test on an object under test in which a plurality of electrodes are provided in positions at different heights. The method comprising steps of: preparing an object under test in which an electrode in a higher position have a higher surface roughness among the plurality of electrodes; bringing a plurality of sheet-type probes into contact with the plurality of electrodes, respectively; and supplying an electric current with the plurality of electrodes through the plurality of sheet-type probes. By implementing the method, the sheet-type probes can be kept in stable contact with the electrodes because electrodes in a higher position have a higher surface roughness Ra than electrodes in a lower position. Consequently, stable and reliable burn-in test can be performed. | 06-07-2012 |
20120269047 | METHOD FOR PERFORMING BURN-IN TEST - A method of the invention for performing burn-in test includes assembling, on a fixture stand, a plurality of light source elements and a plurality of light detectors for monitoring a light output from a corresponding one of the plurality of light source elements; and electrifying the plurality of light source elements in a state where at least the plurality of light source elements and the plurality of light detectors are immersed in an insulation liquid. Thereby, it is realized to hold a stable temperature in a short period of time, to maintain a temperature that does not deviate from normal load conditions, and to perform a sorting test between defect parts and good part for light source unit chips without causing damage to the elements. | 10-25-2012 |