Patents by Inventor Masato Ito
Masato Ito 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: 20150046135Abstract: Apparatus, methods and programs for estimating a parameter for modeling a time series signal with stochastic dynamics model, A method for obtaining data representing the mixed signals of two or more time series signals; estimating a parameter for modeling a time series signal with stochastic dynamics model. The present technology relates to a data processing apparatus, a data processing method, and a program.Type: ApplicationFiled: March 29, 2013Publication date: February 12, 2015Applicant: Sony CorporationInventors: Masato Ito, Kohtaro Sabe
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Publication number: 20150034698Abstract: A robot includes: a stage unit; a rotation base connected to the stage unit in a rotatable manner around a predetermined rotating axis; an arm unit connected to the rotation base and having a base end rotatable around a first rotation axis that is substantially orthogonal to the rotating axis; a balancer connected to both the rotation base and the arm unit; and a cable arranged along the arm unit outside the balancer while supported by that balancer.Type: ApplicationFiled: July 29, 2014Publication date: February 5, 2015Applicant: KABUSHIKI KAISHA YASKAWA DENKIInventors: Shingi TAKAHASHI, Tomoyuki SHIRAKI, Masato ITO, Kaori SAKAKI, Takahiko KANAMORI
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Publication number: 20150039125Abstract: A robot includes: a stage unit; a rotation base connected to the stage unit in a rotatable manner around a predetermined rotating axis; an arm unit connected to the rotation base and having a base end rotatable around a first rotation axis that is substantially orthogonal to the rotating axis; a first attachment unit provided to the rotation base, arranged in an outside, in a rotation radius direction, of the rotation base and nearer to the stage unit than the first rotation axis, and formed so that one part of a balancer is attached thereto; and a second attachment unit provided to the arm unit and formed so that another part of the balancer is attached thereto.Type: ApplicationFiled: July 29, 2014Publication date: February 5, 2015Applicant: KABUSHIKI KAISHA YASKAWA DENKIInventors: Shingi TAKAHASHI, Tomoyuki SHIRAKI, Masato ITO, Kaori SAKAKI
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Publication number: 20140368135Abstract: A control device for AC rotary machine includes a current vector detection section (3), a magnetic flux vector detection section (9), an adaptive observation section (8), a control section (4), a voltage application section (5), a deviation vector calculation section (6) for outputting a current deviation vector and a magnetic flux deviation vector, and a deviation amplification section (7). The adaptive observation section (8) calculates an estimated current vector, an estimated magnetic flux vector, and an estimated position, based on a voltage instruction vector and an amplified deviation vector. Further, the control section (4) superimposes a high-frequency voltage vector, and the magnetic flux vector detection section (9) calculates a detected magnetic flux vector, based on a magnitude of a high-frequency current vector having the same frequency component as the high-frequency voltage vector, included in a detected current vector, and on a magnitude of a rotor magnetic flux.Type: ApplicationFiled: September 26, 2012Publication date: December 18, 2014Applicant: Mitsubishi Electric CorporationInventors: Masato Ito, Yosuke Hachiya, Satoru Terashima
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Patent number: 8907226Abstract: A conductor for a flexible substrate, used for a flexible flat cable or disposed inside a flexible printed-circuit board, according to the present invention comprises: a base conductor made of Cu or Cu-alloy; a plating film made of Sn or Sn-alloy formed on a surface of the base conductor; and a surface oxide film formed on a surface of the plating film, in which the surface oxide film includes oxide of an element other than Sn or a mixture of Sn oxide and oxide of an element other than Sn.Type: GrantFiled: March 11, 2008Date of Patent: December 9, 2014Assignee: Hitachi Metals, Ltd.Inventors: Takayuki Tsuji, Toshiyuki Horikoshi, Masato Ito
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Publication number: 20140354520Abstract: In an organic EL display device, pixels constituted by sub-pixels of red (R), green (G), blue (B) and white (W) are formed without using a color filter. RGB sub-pixels of RGBW sub-pixels constituting a pixel include only respective light-emitting regions of respective corresponding colors. A W sub-pixel is configured such that a plurality of partial regions constituted by different types of light-emitting regions are arranged adjacent to each other, and that the plurality of partial regions are driven by a common pixel circuit.Type: ApplicationFiled: May 30, 2014Publication date: December 4, 2014Applicant: Japan Display Inc.Inventors: Toshihiro SATO, Masato ITO
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Publication number: 20140353642Abstract: An organic electroluminescence display device includes a first light-emitting unit and a second light-emitting unit that are stacked between a cathode and an anode. The first light-emitting unit includes a first electron injection layer and a first light-emitting layer that are stacked. The first electron injection layer is arranged closer to the cathode side than the first light-emitting layer is. The second light-emitting unit includes a second electron injection layer and a second light-emitting layer that are stacked. The second electron injection layer is arranged closer to the cathode side than the second light-emitting layer is. Each of the first electron injection layer and the second electron injection layer includes a compound containing lithium. The number of particles of lithium is from 0.1 mmol/cm3 to 0.86 mmol/cm3.Type: ApplicationFiled: May 30, 2014Publication date: December 4, 2014Applicant: JAPAN DISPLAY INC.Inventors: Hironori TOYODA, Masato ITO, Toshihiro SATO
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Publication number: 20140340018Abstract: A control device of an AC rotating machine includes a controller receiving a current vector instruction and a detection current vector as inputs and outputs a voltage vector instruction to the AC rotating machine, an alternating current amplitude computation mechanism computing an alternating current amplitude of at least one of a parallel component and an orthogonal component with respect to the voltage vector instruction, an alternating current amplitude instruction generator generating an alternating current amplitude instruction from the current vector instruction, and a magnetic-pole position computation mechanism computing an estimated magnetic-pole position of the AC rotating machine. The magnetic-pole position computation mechanism computes the estimated magnetic-pole position so that the alternating current amplitude coincides with the alternating current amplitude instruction.Type: ApplicationFiled: October 19, 2012Publication date: November 20, 2014Applicant: Mitsubishi Electric CorporationInventors: Yosuke Hachiya, Masato Ito, Satoru Terashima
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Publication number: 20140332778Abstract: A display device includes a thin film transistor substrate including transistors each controlling the amount of light emission of each pixel and a counter substrate arranged to be placed over the thin film transistor substrate. The thin film transistor substrate includes an insulating substrate as a base material, a circuit layer including the transistors formed on the insulating substrate, an organic layer interposed between two electrodes, and an organic insulating layer arranged between the circuit layer and the organic layer and formed of an organic insulating material formed thicker in each pixel region than in an inter-pixel region.Type: ApplicationFiled: May 8, 2014Publication date: November 13, 2014Applicant: JAPAN DISPLAY INC.Inventor: Masato ITO
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Publication number: 20140313110Abstract: A display device includes plural pixel circuits; a red color filter that transmits a red light, a blue color filter that transmits a blue light, and a green color filter that transmits a green light. Each of the plural pixel circuits includes a light emission area that outputs a white light of brightness corresponding to an input image signal. The light emission area of the pixel circuit that receives the image signal indicative of the brightness of white among the plural pixel circuits is covered with the red color filter, the blue color filter, and the green color filter.Type: ApplicationFiled: April 18, 2014Publication date: October 23, 2014Applicant: Japan Display, Inc.Inventors: Masato ITO, Toshihiro SATO, Tomoki NAKAMURA
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Patent number: 8849017Abstract: An image processing apparatus includes: an image feature outputting unit that outputs each of image features in correspondence with a time of the frame; a foreground estimating unit that estimates a foreground image at a time s by executing a view transform as a geometric transform on a foreground view model and outputs an estimated foreground view; a background estimating unit that estimates a background image at the time s by executing a view transform as a geometric transform on a background view model and outputs an estimated background view; a synthesized view generating unit that generates a synthesized view by synthesizing the estimated foreground and background views; a foreground learning unit that learns the foreground view model based on an evaluation value; and a background learning unit that learns the background view model based on the evaluation value by updating the parameter of the foreground view model.Type: GrantFiled: March 22, 2012Date of Patent: September 30, 2014Assignee: Sony CorporationInventors: Masato Ito, Kohtaro Sabe, Jun Yokono
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Patent number: 8736457Abstract: There is provided an information processing apparatus including a current waveform acquisition unit which acquires a current waveform from when a predetermined electric appliance is used, a communication unit which transmits the acquired current waveform of the electric appliance to a server apparatus, and receives control information on a character corresponding to the electric appliance from the server apparatus, and a display control unit which performs control of causing a predetermined display unit to display the character based on the received control information on the character.Type: GrantFiled: June 2, 2012Date of Patent: May 27, 2014Assignee: Sony CorporationInventors: Takashi Hasuo, Kohtaro Sabe, Masato Ito, Yoshiyuki Kobayashi
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Publication number: 20140084822Abstract: A storage section stores, as stored current values, currents flowing when a voltage application section applies voltage vectors to a three-phase rotary machine. A position estimation section estimates the rotor position of the rotary machine in a stopped state based on the stored current values. An adjustment section adjusts a minimum necessary application time that allows the rotary machine to be magnetically saturated by voltage vector application, to enable rotor position estimation. Further, the adjustment section uses, as an adjustment evaluation value, the magnitude |?Y| of differential admittance obtained by dividing a summed current value calculated from the stored current values by the voltage amplitude value of the voltage vector instruction when the voltage vector based on the voltage vector instruction is applied with the application time being set at an arbitrary application time, and adjusts the application time based on |?Y|.Type: ApplicationFiled: June 27, 2011Publication date: March 27, 2014Applicant: Mitsubishi Electric CorporationInventors: Masato Ito, Toshio Morohoshi
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Patent number: 8679596Abstract: The present invention provides a liquid crystal display device including a first substrate and a second substrate that are arranged to face each other while sandwiching liquid crystal, wherein: a first electrode and plural second electrodes are formed at a pixel area on the first substrate on the liquid crystal side; an alignment layer is provided which includes a first alignment layer formed on the first substrate on the liquid crystal side to cover the second electrodes and a second alignment layer formed on the first alignment layer on the liquid crystal side; the resistance of the second alignment layer is lower than that of the first alignment layer; and the transmittance of the second alignment layer is lower than that of the first alignment layer.Type: GrantFiled: February 13, 2013Date of Patent: March 25, 2014Assignee: Japan Display Inc.Inventors: Masato Ito, Masato Sakurai, Takeshi Sato
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Patent number: 8661926Abstract: A robot manipulator includes a plurality of joint shafts including at least first and second joint shafts. If the robot manipulator extends vertically with respect to a rotation center of the first joint shaft that rotates in a horizontal plane, a rotation center of the second joint shaft that rotates in another horizontal plane is offset from the rotation center of the first joint shaft.Type: GrantFiled: October 6, 2010Date of Patent: March 4, 2014Assignee: Kabushiki Kaisha Yaskawa DenkiInventors: Masato Ito, Manabu Okahisa
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Publication number: 20140012495Abstract: The present technique relates to an information processing device, an information processing method and a program which can accumulate sufficient movement history data with a little power consumption. A similarity search unit searches for a past route similar to the immediate movement history which is acquired by a position sensor unit and which has time series position data, from the search data stored in a past history DB. A fitness determination unit determines whether or not goodness of fit of the past route searched by the similarity search unit and the immediate movement history is a predetermined threshold or more. A sensor control unit controls an acquisition interval of the position data of the position sensor unit according to a determination result of the fitness determination unit. The technique of this disclosure is applicable to a prediction device which, for example, acquires position data and predicts a predicted route.Type: ApplicationFiled: March 16, 2012Publication date: January 9, 2014Applicant: SONY CORPORATIONInventors: Naoki Ide, Yoshiyuki Kobayashi, Masato Ito, Kohtaro Sabe
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Publication number: 20140001908Abstract: A permanent-magnet type rotating electrical machine, including a rotor including a plurality of magnetic poles arranged at an equal interval, and a stator including a plurality of teeth and a plurality of armature windings. A high frequency voltage different in frequency and amplitude from voltages for generating a torque is applied to the armature windings. A magnetic pole position of the rotor is estimated by using a current trajectory of a measured high frequency current. When dq transform is applied to the measured high frequency current, a current trajectory forms an ellipse on d and q axes. Angular variation ranges of a major axis of the ellipse with respect to a load current and a rotor position are set so as to acquire a predetermined position estimation resolution.Type: ApplicationFiled: January 18, 2012Publication date: January 2, 2014Applicant: Mitsubishi Electric CorporationInventors: Shinichi Yamaguchi, Eigo Totoki, Masato Ito, Daisuke Nishijima, Toshinori Tanaka
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Patent number: 8610388Abstract: A controller outputting voltage instructions for drive control of an electric rotating machine adds, by using adders, position estimation voltage instructions for estimating the rotor position generated by a position estimation voltage generator, to drive voltage instructions, and outputs the resultant signals as voltage instructions. A position estimation device includes current extractors for extracting position estimation currents having the same frequency components as that of the position estimation voltage instructions, from electric rotating machine currents detected by a current detector, a position estimation current amplitude calculation section for calculating position estimation current amplitudes from the position estimation currents; and an estimation position calculation unit for calculating an estimated position of the electric rotating machine, based on the position estimation current amplitudes.Type: GrantFiled: March 25, 2009Date of Patent: December 17, 2013Assignee: Mitsubishi Electric CorporationInventors: Masato Ito, Yoshihiko Kimpara, Masanori Tanimoto
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Publication number: 20130285588Abstract: A motor control device includes: a frequency instruction setting section for outputting a plurality of frequency instructions; an AC voltage instruction generation section for generating and outputting an AC voltage instruction based on each of the frequency instructions; a voltage application section for applying voltage to a motor based on the AC voltage instruction; a current detection section for detecting motor current flowing in the motor; and a type determination section for determining the type of the motor based on a transfer characteristic of the motor calculated from the motor current, the AC voltage instruction, and the frequency instruction.Type: ApplicationFiled: January 25, 2011Publication date: October 31, 2013Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Masato Ito, Yoshihiko Kinpara
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Patent number: 8572008Abstract: A learning apparatus includes: a location acquiring section for acquiring time series data on locations of a user; a time acquiring section for acquiring time series data on times; and learning section for learning an activity model indicating an activity state of the user as a probabilistic state transition model, using the respective acquired time series data on the locations and the times as an input.Type: GrantFiled: November 24, 2010Date of Patent: October 29, 2013Assignee: Sony CorporationInventors: Naoki Ide, Masato Ito, Kohtaro Sabe