Patents by Inventor Nobuyoshi Yamaoka
Nobuyoshi Yamaoka 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).
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Patent number: 9113582Abstract: An air conditioning control apparatus for controlling an air conditioner in a room which accommodates a computer, includes obtaining repetitively a detected value of a total power consumption of the computer and the air conditioner and a detected value of a air temperature at the air inlet, storing the obtained values into a memory, determining an approximate expression representing a relation between the total power consumption and the air temperature on the basis of the values stored into the memory, determining a value of the air temperature corresponding to the lowest value of the total power consumption, by using the calculated approximate expression, and controlling the air conditioner so that the air temperature become equal the calculated air temperature.Type: GrantFiled: May 17, 2010Date of Patent: August 18, 2015Assignee: FUJITSU LIMITEDInventors: Yuji Ohba, Junichi Ishimine, Ikuro Nagamatsu, Masahiro Suzuki, Tadashi Katsui, Nobuyoshi Yamaoka, Akira Ueda, Yasushi Uraki, Seiichi Saito
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Patent number: 9017155Abstract: An installation for cooling an electronic device includes an air conditioner having an air outlet for blowing cooling air to a room; a first detector adjacent to the air outlet of the air conditioner, for detecting a temperature of the cooling air; a rack accommodating the electronic device, the rack having an air inlet for receiving the cooling air from the air conditioner and an air outlet for exhausting air to the room; a second detector adjacent to the air inlet of the rack, for detecting a temperature of air received through the air inlet of the rack; and a controller for acquiring the temperatures detected by the first and the second detectors, and controlling a quantity of the cooling air blown from the air outlet of the air conditioner so as to decrease a difference between the temperatures detected by the first and the second detectors.Type: GrantFiled: June 11, 2010Date of Patent: April 28, 2015Assignee: Fujitsu LimitedInventors: Yuji Ohba, Junichi Ishimine, Ikuro Nagamatsu, Masahiro Suzuki, Tadashi Katsui, Nobuyoshi Yamaoka, Seiichi Saito, Akira Ueda, Yasushi Uraki
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Patent number: 8768519Abstract: An apparatus for controlling grille aperture ratios of a plurality of air transfer grilles which are installed in a room, includes a determining unit for determining target grille air volumes of air blowing to the racks, for determining simulation air volumes of air blowing from the air transfer grilles on the basis of the target grille air volumes so that each of air of the target grille air volumes are blown to the racks, and for determining grille aperture ratios for each of the air transfer grilles on the basis of the plurality of simulation air volumes so that each of the amounts of air blowing from the air transfer grilles is replaced by each of the simulation air volumes, and a controller for controlling each of the grille aperture ratios of the air transfer grilles on the basis of each of the determined grille aperture ratios.Type: GrantFiled: May 19, 2010Date of Patent: July 1, 2014Assignee: Fujitsu LimitedInventors: Ikuro Nagamatsu, Junichi Ishimine, Seiichi Saito, Masahiro Suzuki, Tadashi Katsui, Yuji Ohba, Nobuyoshi Yamaoka, Akira Ueda, Yasushi Uraki
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Patent number: 8744818Abstract: A thermal-fluid-simulation analyzing apparatus includes an execution unit that generates an analysis model using analysis conditions to conduct a first thermal fluid simulation analysis based on the generated analysis model, an analysis-condition collecting unit that collects analysis conditions when a predetermined period passes after the first thermal fluid simulation analysis, a condition extracting unit that extracts a boundary condition from the analysis conditions collected by the analysis-condition collecting unit, and a re-execution unit that selects a region corresponding to the boundary condition extracted by the condition extracting unit from regions of the analysis model generated by the execution unit, updates the selected region with the boundary condition, and conducts a second thermal fluid simulation analysis for the updated analysis model.Type: GrantFiled: August 6, 2010Date of Patent: June 3, 2014Assignee: Fujitsu LimitedInventors: Akira Ueda, Junichi Ishimine, Ikuro Nagamatsu, Masahiro Suzuki, Tadashi Katsui, Yuji Ohba, Seiichi Saito, Nobuyoshi Yamaoka, Yasushi Uraki
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Patent number: 8589123Abstract: There are included a location-information management unit that manages location information of devices arranged in a spatial layout on a screen, a device-feature management unit that manages device features of the devices, a guide-information generation unit that reads the location information and the device features of the devices arranged in the spatial layout from the location-information management unit and the device-feature management unit respectively and generates device-layout guide information allowing for the device features of the devices based on the read location information and device features of the devices, and a monitor unit that guides and displays the device-layout guide information generated by the guide-information generation unit.Type: GrantFiled: May 26, 2010Date of Patent: November 19, 2013Assignee: Fujitsu LimitedInventors: Yasushi Uraki, Junichi Ishimine, Ikuro Nagamatsu, Masahiro Suzuki, Tadashi Katsui, Yuji Ohba, Nobuyoshi Yamaoka, Akira Ueda, Sayoko Tominaga, Seiichi Saito
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Patent number: 8584134Abstract: A job assigning apparatus connected to a plurality of arithmetic units for assigning a job to each of the arithmetic units, the job assigning apparatus includes a power consumption acquiring processor for acquiring power consumptions with respect to each of the arithmetic units, a selector for selecting one of the arithmetic units as a submission destination in increasing order of the power consumptions acquired by the power consumption acquiring processor, and a job submitting processor for submitting a job to the submission destination.Type: GrantFiled: June 17, 2010Date of Patent: November 12, 2013Assignee: Fujitsu LimitedInventors: Nobuyoshi Yamaoka, Junichi Ishimine, Ikuro Nagamatsu, Masahiro Suzuki, Tadashi Katsui, Yuji Ohba, Seiichi Saito, Akira Ueda, Yasushi Uraki
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Patent number: 8515585Abstract: An air condition control device for controlling a plurality of air conditioners which cool a plurality of electronic apparatuses respectively, the air condition control device includes a storage section for storing a heating value information related to respective heating values of the electronic apparatuses, and a controller for detecting that a fault has occurred in one of the air conditioners, specifying any of the electronic apparatuses which has been cooled by the one of the air conditioners having occurred the fault when the fault in the one of the air conditioners is detected, determining a heating value of each of the specified electronic apparatuses on the basis of the heating value information, and setting the air flow rate for at least one of the other air conditioners in accordance with the heating values of the specified electronic apparatuses.Type: GrantFiled: September 9, 2010Date of Patent: August 20, 2013Assignee: Fujitsu LimitedInventors: Yasushi Uraki, Junichi Ishimine, Ikuro Nagamatsu, Masahiro Suzuki, Tadashi Katsui, Yuji Ohba, Nobuyoshi Yamaoka, Akira Ueda, Seiichi Saito
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Patent number: 8157974Abstract: A magnet unit for a magnetron sputtering system includes a base plate and a plurality of magnet parts each including a first magnet and a first supporting member. The first supporting member supports the first magnet and fixes the first magnet to the base plate. The magnet parts confine a plasma.Type: GrantFiled: February 25, 2009Date of Patent: April 17, 2012Assignee: Fujitsu LimitedInventors: Tomoko Kutsuzawa, Akihiko Fujisaki, Tetsuyuki Kubota, Atsushi Furuya, Nobuyoshi Yamaoka
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Publication number: 20110082592Abstract: Air that is cooled with ground temperature is circulated in a room, by delivering air in the room outward to an exhaust pipe with a predetermined exhaust pressure; sucking the air discharged from the exhaust pipe with a predetermined suction pressure via an underground path that is formed in ground by the air discharged from the exhaust pipe into the ground; and delivering the sucked air into the room.Type: ApplicationFiled: October 4, 2010Publication date: April 7, 2011Applicant: FUJITSU LIMITEDInventors: Seiichi SAITO, Junichi ISHIMINE, Ikuro NAGAMATSU, Masahiro SUZUKI, Tadashi KATSUI, Yuji OHBA, Nobuyoshi YAMAOKA, Akira UEDA, Yasushi URAKI
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Publication number: 20110071687Abstract: An air condition control device for controlling a plurality of air conditioners which cool a plurality of electronic apparatuses respectively, the air condition control device includes a storage section for storing a heating value information related to respective heating values of the electronic apparatuses, and a controller for detecting that a fault has occurred in one of the air conditioners, specifying any of the electronic apparatuses which has been cooled by the one of the air conditioners having occurred the fault when the fault in the one of the air conditioners is detected, determining a heating value of each of the specified electronic apparatuses on the basis of the heating value information, and setting the air flow rate for at least one of the other air conditioners in accordance with the heating values of the specified electronic apparatuses.Type: ApplicationFiled: September 9, 2010Publication date: March 24, 2011Applicant: FUJITSU LIMITEDInventors: Yasushi URAKI, Junichi ISHIMINE, Ikuro NAGAMATSU, Masahiro SUZUKI, Tadashi KATSUI, Yuji OHBA, Nobuyoshi YAMAOKA, Akira UEDA, Seiichi SAITO
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Publication number: 20110060571Abstract: A thermal-fluid-simulation analyzing apparatus includes an execution unit that generates an analysis model using analysis conditions to conduct a first thermal fluid simulation analysis based on the generated analysis model, an analysis-condition collecting unit that collects analysis conditions when a predetermined period passes after the first thermal fluid simulation analysis, a condition extracting unit that extracts a boundary condition from the analysis conditions collected by the analysis-condition collecting unit, and a re-execution unit that selects a region corresponding to the boundary condition extracted by the condition extracting unit from regions of the analysis model generated by the execution unit, updates the selected region with the boundary condition, and conducts a second thermal fluid simulation analysis for the updated analysis model.Type: ApplicationFiled: August 6, 2010Publication date: March 10, 2011Applicant: FUJITSU LIMITEDInventors: Akira Ueda, Junichi Ishimine, Ikuro Nagamatsu, Masahiro Suzuki, Tadashi Katsui, Yuji Ohba, Seiichi Saito, Nobuyoshi Yamaoka, Yasushi Uraki
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Publication number: 20110059687Abstract: A data center includes a housing room that houses an information technology device; an air conditioning machine that cools air in the housing room and supplies the air under a floor of the housing room; a grille that allows the air supplied under the floor to circulate in the housing room; and a rack device that houses the information technology device. In the housing room in the data center, the rack device is arranged in such a way as to surround the grille. The information technology device is housed in the rack device in such a way as to take in air from a space surrounded by the rack device via the grille and discharge air to the housing room. The air conditioning machine is arranged at a side from which the information technology device discharges air.Type: ApplicationFiled: September 1, 2010Publication date: March 10, 2011Applicant: FUJITSU LIMITEDInventors: Tadashi Katsui, Junichi Ishimine, Seiichi Saito, Masahiro Suzuki, Ikuro Nagamatsu, Yuji Ohba, Nobuyoshi Yamaoka, Akira Ueda, Yasushi Uraki
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Publication number: 20110057803Abstract: A temperature predicting apparatus for predicting possible abnormal temperature of air for cooling at least one of electronic devices mounted on a rack, the temperature predicting apparatus includes a storing section for storing temperature information related to at least one temperature measured by a temperature sensor provided on an intake side of the electronic device, and a controller for estimating a change tendency in the temperature on the intake side of the electronic device on the basis of the temperature information stored in the storing section, and predicting the possible abnormal temperature on the basis of the estimated change tendency.Type: ApplicationFiled: September 1, 2010Publication date: March 10, 2011Applicant: FUJITSU LIMITEDInventors: Nobuyoshi Yamaoka, Junichi Ishimine, Ikuro Nagamatsu, Masahiro Suzuki, Tadashi Katsui, Yuji Ohba, Seiichi Saito, Akira Ueda, Yasushi Uraki
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Publication number: 20110047909Abstract: A free access floor formed by free access panels arranged above a base floor. The free access floor includes a specific panel that is one of the free access panels and has a slit, and a partitioning plate inserted into the slit, so as to hang down from a surface of the specific panel and orient airflow in a space between the base floor and the free access panels.Type: ApplicationFiled: August 12, 2010Publication date: March 3, 2011Applicant: FUJITSU LIMITEDInventors: Tadashi KATSUI, Junichi ISHIMINE, Seiichi SAITO, Masahiro SUZUKI, Ikuro NAGAMATSU, Yuji OHBA, Nobuyoshi YAMAOKA, Akira UEDA, Yasushi URAKI
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Publication number: 20110010717Abstract: A job assigning apparatus connected to a plurality of arithmetic units for assigning a job to each of the arithmetic units, the job assigning apparatus includes a power consumption acquiring processor for acquiring power consumptions with respect to each of the arithmetic units, a selector for selecting one of the arithmetic units as a submission destination in increasing order of the power consumptions acquired by the power consumption acquiring processor, and a job submitting processor for submitting a job to the submission destination.Type: ApplicationFiled: June 17, 2010Publication date: January 13, 2011Applicant: Fujitsu LimitedInventors: Nobuyoshi Yamaoka, Junichi Ishimine, Ikuro Nagamatsu, Masahiro Suzuki, Tadashi Katsui, Yuji Ohba, Seiichi Saito, Akira Ueda, Yasushi Uraki
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Publication number: 20100330896Abstract: An installation for cooling an electronic device includes an air conditioner having an air outlet for blowing cooling air to a room; a first detector adjacent to the air outlet of the air conditioner, for detecting a temperature of the cooling air; a rack accommodating the electronic device, the rack having an air inlet for receiving the cooling air from the air conditioner and an air outlet for exhausting air to the room; a second detector adjacent to the air inlet of the rack, for detecting a temperature of air received through the air inlet of the rack; and a controller for acquiring the temperatures detected by the first and the second detectors, and controlling a quantity of the cooling air blown from the air outlet of the air conditioner so as to decrease a difference between the temperatures detected by the first and the second detectors.Type: ApplicationFiled: June 11, 2010Publication date: December 30, 2010Applicant: FUJITSU LIMITEDInventors: Yuji Ohba, Junichi Ishimine, Ikuro Nagamatsu, Masahiro Suzuki, Tadashi Katsui, Nobuyoshi Yamaoka, Seiichi Saito, Akira Ueda, Yasushi Uraki
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Publication number: 20100318329Abstract: There are included a location-information management unit that manages location information of devices arranged in a spatial layout on a screen, a device-feature management unit that manages device features of the devices, a guide-information generation unit that reads the location information and the device features of the devices arranged in the spatial layout from the location-information management unit and the device-feature management unit respectively and generates device-layout guide information allowing for the device features of the devices based on the read location information and device features of the devices, and a monitor unit that guides and displays the device-layout guide information generated by the guide-information generation unit.Type: ApplicationFiled: May 26, 2010Publication date: December 16, 2010Applicant: FUJITSU LIMITEDInventors: Yasushi Uraki, Junichi Ishimine, Ikuro Nagamatsu, Masahiro Suzuki, Tadashi Katsui, Yuji Ohba, Nobuyoshi Yamaoka, Akira Ueda, Sayoko Tominaga, Seiichi Saito
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Publication number: 20100296915Abstract: An information handling apparatus includes a chassis installed a plurality of electric parts of the information handling apparatus, having a pair of openings on opposite sides for allowing an incoming and outgoing air flow for cooling down an inside of the information handling apparatus, a pair of temperature detectors for detecting temperature at each of the openings, a fan installed in the housing for generating airflow between the openings, the fan being capable of reversibly switching airflow direction, and a controller for performing switching of the air flow direction by the fan so that the fan generates the airflow from one of the openings at which a detected with lower temperature is detected as compared with the other of the openings.Type: ApplicationFiled: May 7, 2010Publication date: November 25, 2010Applicant: FUJITSU LIMITEDInventors: Masahiro SUZUKI, Seiichi SAITO, Ikuro NAGAMATSU, Junichi ISHIMINE, Tadashi KATSUI, Yuji OHBA, Nobuyoshi YAMAOKA, Akira UEDA, Yasushi URAKI
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Publication number: 20100297927Abstract: An installation for cooling an electronic device provided on a floor in a room includes an underfloor space below the floor; an air conditioner for sending air to the underfloor space; a first opening provided in the floor and adjacent to the electronic device, for sending air from the underfloor space to the room; and a second opening provided in the floor and adjacent to the air conditioner, the second opening being configured to cause the air pressure of the lower side of the second opening to be lower than the air pressure of the upper side of the second opening.Type: ApplicationFiled: May 19, 2010Publication date: November 25, 2010Applicant: FUJITSU LIMITEDInventors: Ikuro NAGAMATSU, Junichi ISHIMINE, Seiichi SAITO, Masahiro SUZUKI, Tadashi KATSUI, Yuji OHBA, Nobuyoshi YAMAOKA, Akira UEDA, Yasushi URAKI
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Publication number: 20100298997Abstract: An air conditioning control apparatus for controlling an air conditioner in a room which accommodates a computer, includes obtaining repetitively a detected value of a total power consumption of the computer and the air conditioner and a detected value of a air temperature at the air inlet, storing the obtained values into a memory, determining an approximate expression representing a relation between the total power consumption and the air temperature on the basis of the values stored into the memory, determining a value of the air temperature corresponding to the lowest value of the total power consumption, by using the calculated approximate expression, and controlling the air conditioner so that the air temperature become equal the calculated air temperature.Type: ApplicationFiled: May 17, 2010Publication date: November 25, 2010Applicant: FUJITSU LIMITEDInventors: Yuji Ohba, Junichi Ishimine, Ikuro Nagamatsu, Masahiro Suzuki, Tadashi Katsui, Nobuyoshi Yamaoka, Akira Ueda, Yasushi Uraki, Seiichi Saito