Patents by Inventor Satoshi Nakajima
Satoshi Nakajima 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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Publication number: 20140204552Abstract: A sensor includes: a substrate on which an active chip including a semiconductor circuit is disposed; and a passive chip including an acceleration sensor, and a thick portion and a thin portion, the thick portion being disposed on the substrate so as to be in contact therewith. An active chip terminal is disposed on the active chip. A passive chip terminal is disposed on the passive chip at the thin portion. The passive chip terminal and the active chip terminal face each other and are connected via a bump.Type: ApplicationFiled: January 21, 2014Publication date: July 24, 2014Applicant: Seiko Epson CorporationInventor: Satoshi Nakajima
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Publication number: 20140162148Abstract: A polymeric compound including a cross-linked backbone which is a product of a reaction between a multifunctional acrylate compound and a metal porphyrin derivative, wherein the metal porphyrin derivative has a first axial position and a second axial position, and further includes a basic coordination ligand coordinated at the first axial position of the metal porphyrin derivative.Type: ApplicationFiled: December 6, 2013Publication date: June 12, 2014Applicant: Samsung Electronics Co., Ltd.Inventors: Ryo OMODA, Hiroyuki NISHIDE, Satoshi NAKAJIMA, Yuichi AIHARA
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Publication number: 20140162147Abstract: An electrochemical device including: a positive electrode including oxygen as a positive active material; a negative electrode including a lithium ion-intercalatable/deintercalatable material as a negative active material; and an electrolytic solution in fluid communication with the positive electrode and the negative electrode and including a solvent and an oxygen absorbing/desorbing material with an oxygen binding rate of about 60 to about 95% in a pure oxygen atmosphere.Type: ApplicationFiled: December 5, 2013Publication date: June 12, 2014Applicant: Samsung Electronics Co., Ltd.Inventors: Ryo OMODA, Yuichi AIHARA, Hiroyuki NISHIDE, Satoshi NAKAJIMA, Natsuru CHIKUSHI
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Patent number: 8748037Abstract: A cathode for use in an electrochemical device, the cathode including a polymer including a backbone, including a polyalkyleneimine-cobalt complex (PEI-Co complex), wherein polyalkyleneimine is coordinated to cobalt; and an electrode material effective for an oxidation-reduction reaction of oxygen, wherein oxygen is a cathode active material.Type: GrantFiled: December 19, 2012Date of Patent: June 10, 2014Assignee: Samsung Electronics Co., Ltd.Inventors: Niroyuki Nishide, Satoshi Nakajima, Yuichi Aihara
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Publication number: 20140141343Abstract: A polymeric compound having a backbone structure including an addition product of a (meth)acrylate compound and a nucleophile of a cobalt porphyrin complex including a tetraphenylporphyrin derivative represented by Formula 1 coordinated to a cobalt metal, wherein substituents R1 to R4 are as described in the specification, an oxygen permeable membrane including the polymeric compound, and an electrochemical device including the oxygen permeable membrane.Type: ApplicationFiled: December 20, 2012Publication date: May 22, 2014Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Niroyuki NISHIDE, Satoshi NAKAJIMA, Yuichi AIHARA
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Publication number: 20140046460Abstract: An input device includes a coordinate input unit including capacitance detectors, a capacitance measuring unit that measures the capacitances of the capacitance detectors and outputs them as measurement signals by performing A/D conversion, and a control unit that controls the capacitance measuring unit, obtains the signals while associating them with coordinate information of the capacitance detectors, calculates first data signals that are difference values between the measurement signals and a reference value, performs a calculation for the first data signals, outputs control signals based on the calculation result, performs a first calculation in which the first data signals obtained after performing a noise removal process are associated with the coordinate information as second data signals and a second calculation in which the second signals obtained after performing a smoothing process are associated with the coordinate information as third data signals, and calculates an operation position using theType: ApplicationFiled: June 25, 2013Publication date: February 13, 2014Inventors: Satoshi NAKAJIMA, Satoshi HAYASAKA, Shinichi ENDO
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Publication number: 20140043287Abstract: Provided is an input device including a coordinate input unit having plural capacitance detection units, a capacitance measurement unit that measures capacitance for each of the plural capacitance detection units, and performs an AD conversion on the measured capacitance to output the converted capacitance as a measurement signal, and a control unit that controls the capacitance measurement unit, calculates a data signal by arithmetically operating the measurement signal, stores the data signal in association with coordinate information of the capacitance detection unit, and outputs a control signal. The control unit calculates a difference value between a predetermined reference value and the data signal at a constant time interval, performs a weighted average process on the data signal and the predetermined reference value to update and store a value on which the process is performed as a new reference value, and changes a weight given to the weighted average process.Type: ApplicationFiled: June 25, 2013Publication date: February 13, 2014Inventors: Satoshi NAKAJIMA, Satoshi HAYASAKA, Shinichi ENDO
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Patent number: 8391946Abstract: In a measurement computation device arranged in a measurement device, an elapse of a predetermined time is detected after acceleration of perspiration, and a concentration of a first component in the perspiration obtained thereafter is converted to concentration of the first component in blood.Type: GrantFiled: May 7, 2010Date of Patent: March 5, 2013Assignee: Omron Healthcare Co., Ltd.Inventors: Junichi Sugenoya, Yuzo Nakase, Satoshi Nakajima, Muneo Tokita
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Patent number: 8330781Abstract: A thermal head avoids a drop in print quality caused by adhesion of printing chaff. A thermal head 39 that presses against thermal paper that moves from one side to the other side and prints by melting dye contained in the thermal paper has a glazed layer 150 that is formed in an area on one part of a ceramic substrate 43 and stores in-flowing heat, and a heating resistor 140 that is located offset to one side from the center of the glazed layer 150, selectively heats the thermal paper S pressed in contact therewith, and melts a dye material contained in the thermal paper. A smooth surface P against which the thermal paper S heated by the heating resistor 140 slides is formed to the other side of the glazed layer 150 from the heating resistor 140.Type: GrantFiled: September 17, 2008Date of Patent: December 11, 2012Assignee: Seiko Epson CorporationInventors: Kohei Osawa, Satoshi Nakajima, Akira Koyabu
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Publication number: 20120293595Abstract: A thermal printer and control method for a thermal printer is provided. The thermal printer includes a print head and a paper feed mechanism for conveying a print medium past the print head at a controlled print speed based on predetermined print speed control factors. Operations include determining the print speed of the print medium based on the print speed control factors; determining a change, if any, in the print speed; determining if the change in print speed exceeds a predetermined threshold value; and controlling the paper feed mechanism to limit the change in the print speed if the change in the print speed is determined to have exceeded the threshold value. The change of the print speed is decreased for at least one predetermined time when the change in the print speed is determined to have exceeded the threshold value.Type: ApplicationFiled: July 31, 2012Publication date: November 22, 2012Applicant: Seiko Epson CorporationInventors: Akira KOYABU, Satoshi NAKAJIMA, Yuji TAKIGUCHI
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Publication number: 20120257507Abstract: A system and method of transmitting data across a first link aggregation formed by an intermediate switch and a downstream switch, the intermediate switch adopting a Media-Access Card (MAC)-address-based load sharing algorithm for distributing traffic among links to the downstream switch interfaced with a final destination device. The method comprises: receiving a packet having a MAC header and an IP header at an input port of an upstream switch for transmission from the upstream switch to the intermediate switch, the upstream switch and intermediate switch forming a second link aggregation; re-writing, at the upstream switch, the source MAC address of the received packet to a different source address; sending the packet through the second link aggregation to the intermediate switch, the intermediate switch implementing the load sharing algorithm for sending the packet to the downstream switch along a link through the first link aggregation to the destination device.Type: ApplicationFiled: June 21, 2012Publication date: October 11, 2012Applicant: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Masakazu Sato, Satoshi Nakajima, Kazunari Suzuki
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Patent number: 8274980Abstract: A system and method of transmitting data across a link aggregation group, the method comprises: receiving a packet sourced from a client having a MAC header and an IP header at an input port of a first upstream switch for transmission from the first upstream switch along a link aggregation and at least two down stream switches to a server, said MAC header having a Destination MAC address and a Source MAC address, and the IP header having a Source IP address and a Destination IP address; changing the destination MAC address from a down stream destination to another down stream destination; sending the packet through a first link aggregation to a first down stream switch; using a hash calculation for changing the Source MAC address of the packet in the first down stream switch to a new address; sending the packet through a second link aggregation to a second down stream switch having an address; and sending the packet from the second down stream switch to a server having a server address.Type: GrantFiled: February 26, 2009Date of Patent: September 25, 2012Assignee: International Business Machines CorporationInventors: Masakazu Sato, Satoshi Nakajima, Kazunari Suzuki
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Patent number: 8253766Abstract: A thermal printer 1 and control method for controlling print speed to prevent variation in printing pitch due to frequent slight changes in the print speed following a significant change in print speed. The print speed, which is the speed at which the print medium i.e., paper is conveyed when printing, is controlled based on known print speed control factors. The thermal printer comprises a paper feed mechanism for conveying the print medium at a controlled print speed passed a thermal print head, a print speed control unit 9 for controlling the print speed of the paper feed mechanism based on the print speed control factors, a print speed change acquisition unit 3 for determining the change in the print speed over a predetermined time, and a comparison unit 7 for determining if the change in print speed exceeds a predetermined threshold value.Type: GrantFiled: September 25, 2008Date of Patent: August 28, 2012Assignee: Seiko Epson CorporationInventors: Akira Koyabu, Satoshi Nakajima, Yuji Takiguchi
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Patent number: 8232863Abstract: A mobile device for a vehicle includes a receiving unit that receives transmission signals transmitted from individual transmitting antennas of a vehicle-side device; a control unit that determines distances to the individual transmitting antennas using the signal strengths of the received transmission signals; and a transmitting unit that transmits, to the vehicle-side device using wireless communication, data items indicating the distances. In a time period in which communication is not performed between the mobile device and the vehicle-side device, the signal strength of a received signal is measured, thereby obtaining a measurement value, and the measurement value is stored as a noise element in a memory. When communication between the mobile device and the vehicle-side device is performed, correction for noise is performed on the signal strengths of the transmission signals transmitted from the transmitting antennas, and the distances are determined.Type: GrantFiled: January 15, 2010Date of Patent: July 31, 2012Assignee: Alps Electric Co., Ltd.Inventors: Satoshi Nakajima, Satoshi Hayasaka, Masaki Sato, Jun Takahashi
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Patent number: 8194413Abstract: A head substrate for mounting a driver IC that selectively drives a plurality of driving elements is provided. An input signal wiring pattern electrically connects external connection terminals with the pads in a first pad array and a second pad array. The input signal wiring pattern includes a clock signal line for supplying the clock signal to the driver IC and a logic power line for supplying the logic power to the driver IC. A part of the clock signal line and a part of the logic power line are disposed between the first pad array and the second pad array.Type: GrantFiled: March 6, 2009Date of Patent: June 5, 2012Assignee: Seiko Epson CorporationInventors: Kohei Osawa, Satoshi Nakajima
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Patent number: 8155827Abstract: An on-vehicle control unit includes a memory storing a first data group having signal strength information of a plurality of request signals transmitted from a plurality of transmitting antennas before and after movement of a movable object when a portable device is placed along an inner surface of a vehicle and a second data group having signal strength information of the plurality of request signals transmitted from the plurality of transmitting antennas before and after the movement of the movable object when the portable device is placed along an outer surface of the vehicle. The on-vehicle control unit determines which of the first and second data groups request signal strength information received from the portable device closely resembles.Type: GrantFiled: January 30, 2007Date of Patent: April 10, 2012Assignee: Alps Electric Co., Ltd.Inventors: Satoshi Nakajima, Satoshi Hayasaka, Suichi Nagaoka
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Publication number: 20120081476Abstract: A liquid ejecting head which includes a flow passage forming substrate that has pressure generating chambers which communicate with nozzles capable of ejecting a liquid, pressure generating elements which apply pressure to the pressure generating chambers in order to eject the liquid from the nozzles, lead electrodes that supply electric signals to the pressure generating elements, wiring substrates that supply the electric signals to the lead electrodes, and a supporting member that supports the wiring substrates so as to raise the wiring substrates from a surface of the liquid ejecting head having the lead electrodes provided thereon.Type: ApplicationFiled: December 13, 2011Publication date: April 5, 2012Applicant: SEIKO EPSON CORPORATIONInventors: Yoshinao MIYATA, Kazutoshi GOTO, Satoshi NAKAJIMA, Toshiaki KORI, Tomoaki TAKAHASHI
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Patent number: 8130076Abstract: A keyless entry device can accurately judge or determine whether a portable device exists inside or outside a vehicle. A vehicle-side controller includes a memory that stores an inside data group having a plurality of intensity information of a request signal transmitted from the plurality of transmitting antennas when the portable device is located along an inside of a vehicle. Also included is an outside data group having a plurality of intensity information of a request signal transmitted from the plurality of transmitting antennas when the portable device is located along an outside of the vehicle. The vehicle-side controller judges an area where the portable device exists from the intensity information of the request signal received from the portable device. The controller instantly judges the inside or the outside of the vehicle, when the portable device exists in an area apart from a boundary.Type: GrantFiled: May 9, 2007Date of Patent: March 6, 2012Assignee: Alps Electric Co., Ltd.Inventors: Satoshi Nakajima, Satoshi Hayasaka, Akiyuki Takoshima
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Publication number: 20120007936Abstract: A thermal printer 1 and control method for controlling print speed to prevent variation in printing pitch due to frequent slight changes in the print speed following a significant change in print speed. The print speed, which is the speed at which the print medium i.e., paper is conveyed when printing, is controlled based on known print speed control factors. The thermal printer comprises a paper feed mechanism for conveying the print medium at a controlled print speed passed a thermal print head, a print speed control unit 9 for controlling the print speed of the paper feed mechanism based on the print speed control factors, a print speed change acquisition unit 3 for determining the change in the print speed over a predetermined time, and a comparison unit 7 for determining if the change in print speed exceeds a predetermined threshold value.Type: ApplicationFiled: September 25, 2008Publication date: January 12, 2012Inventors: AKIRA KOYABU, Satoshi Nakajima, Yuji Takiguchi
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Patent number: 8075106Abstract: A liquid ejecting head which includes a flow passage forming substrate that has pressure generating chambers which communicate with nozzles capable of ejecting a liquid, pressure generating elements which apply pressure to the pressure generating chambers in order to eject the liquid from the nozzles, lead electrodes that supply electric signals to the pressure generating elements, wiring substrates that supply the electric signals to the lead electrodes, and a supporting member that supports the wiring substrates so as to raise the wiring substrates from a surface of the liquid ejecting head having the lead electrodes provided thereon.Type: GrantFiled: February 6, 2009Date of Patent: December 13, 2011Assignee: Seiko Epson CorporationInventors: Yoshinao Miyata, Kazutoshi Goto, Satoshi Nakajima, Toshiaki Kori, Tomoaki Takahashi