Patents by Inventor Tatsuhiko Matsumoto
Tatsuhiko Matsumoto 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: 20230301549Abstract: An operation apparatus is provided that includes a plurality of sensors, a range setting portion, and an arithmetic portion. The plurality of sensors are worn on a wrist, and output a sensor signal according to a motion of a tendon of the wrist. The range setting portion sets an operation learning time range including time of a feature point of a measurement signal based on the sensor signal. The arithmetic portion learns an operation based on the measurement signal based on the sensor signal of the plurality of sensors in the operation learning time range. The arithmetic portion then estimates the operation based on criteria according to the learned content.Type: ApplicationFiled: June 1, 2023Publication date: September 28, 2023Inventors: Toshio TSUJI, Akira FURUI, Shumma JOMYO, Tomomi TSUNODA, Tatsuhiko MATSUMOTO
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Publication number: 20230148908Abstract: An action state estimation apparatus is provided that includes a sampling portion, a statistic calculation portion, an action state model storage, and an estimation calculation portion. The sampling portion samples a displacement measurement signal within a predetermined time and generates displacement measurement data. The statistic calculation portion calculates a statistic of the displacement measurement data. The action state model storage stores an action state model modeled by associating the statistic with a loaded state of a muscle of the test subject. The estimation calculation portion estimates the loaded state by setting the statistic as an input vector and using the action state model.Type: ApplicationFiled: January 19, 2023Publication date: May 18, 2023Inventors: Tatsuhiko MATSUMOTO, Atsushi NAITO, Naoki KAWARA, Yutaka TAKAMARU
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Publication number: 20230148906Abstract: An action state estimation apparatus is provided that includes a sampling portion, an action state model storage, and an estimation calculation portion. The sampling portion samples a displacement measurement signal within a predetermined time and generates displacement measurement data based on the sampled displacement measurement signal. The action state model storage stores an action state model modeled by associating the displacement measurement data with a loaded state of a muscle of the test subject. The estimation calculation portion then estimates the loaded state by setting the displacement measurement data as an input vector and using the action state model.Type: ApplicationFiled: January 19, 2023Publication date: May 18, 2023Inventors: Tatsuhiko MATSUMOTO, Atsushi NAITO, Naoki KAWARA, Yutaka TAKAMARU
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Patent number: 8965122Abstract: Signals are provided which allow colors in a wider color range than predetermined standards, which can be handled by apparatus according to such predetermined standards. A primary color converter converts first color signals having primary color points in a wider color range than the primary color points according to BT.709 into second color signals based on the primary colors according to BT.709. A photoelectric transducer converts the second color signals into third color signals according to photoelectric transducer characteristics defined in a numerical range wider than a range from 0 to 1.0 of color signals corresponding to a luminance signal and color difference signals according to BT.709. A color signal converter converts the third color signals into a luminance signal and color difference signals. A corrector incorporated in the color signal converter corrects the color difference signals into color difference signals.Type: GrantFiled: May 16, 2014Date of Patent: February 24, 2015Assignee: Sony CorporationInventors: Ko Ishimoto, Koichiro Kakinuma, Takehiro Nakatsue, Tatsuhiko Matsumoto, Shuichi Haga, Hiroshi Takizuka, Yoshiki Shirochi, Naoya Katoh, Hiroshi Yamashita, Koichi Oura, Yoshihiro Kosugi, Junichi Iwai, Kazuji Uemura, Shigeo Kubota, Hideo Morita
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Patent number: 8929653Abstract: Signals are provided which allow colors in a wider color range than predetermined standards, which can be handled by apparatus according to such predetermined standards. A primary color converter converts first color signals having primary color points in a wider color range than the primary color points according to BT.709 into second color signals based on the primary colors according to BT.709. A photoelectric transducer converts the second color signals into third color signals according to photoelectric transducer characteristics defined in a numerical range wider than a range from 0 to 1.0 of color signals corresponding to a luminance signal and color difference signals according to BT.709. A color signal converter converts the third color signals into a luminance signal and color difference signals. A corrector incorporated in the color signal converter corrects the color difference signals into color difference signals.Type: GrantFiled: September 23, 2013Date of Patent: January 6, 2015Assignee: Sony CorporationInventors: Ko Ishimoto, Koichiro Kakinuma, Takehiro Nakatsue, Tatsuhiko Matsumoto, Shuichi Haga, Hiroshi Takizuka, Yoshiki Shirochi, Naoya Katoh, Hiroshi Yamashita, Koichi Oura, Yoshihiro Kosugi, Junichi Iwai, Kazuji Uemura, Shigeo Kubota, Hideo Morita
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Publication number: 20140247391Abstract: Signals are provided which allow colors in a wider color range than predetermined standards, which can be handled by apparatus according to such predetermined standards. A primary color converter converts first color signals having primary color points in a wider color range than the primary color points according to BT.709 into second color signals based on the primary colors according to BT.709. A photoelectric transducer converts the second color signals into third color signals according to photoelectric transducer characteristics defined in a numerical range wider than a range from 0 to 1.0 of color signals corresponding to a luminance signal and color difference signals according to BT.709. A color signal converter converts the third color signals into a luminance signal and color difference signals. A corrector incorporated in the color signal converter corrects the color difference signals into color difference signals.Type: ApplicationFiled: May 16, 2014Publication date: September 4, 2014Applicant: Sony CorporationInventors: Ko Ishimoto, Koichiro Kakinuma, Takehiro Nakatsue, Tatsuhiko Matsumoto, Shuichi Haga, Hiroshi Takizuka, Yoshiki Shirochi, Naoya Katoh, Hiroshi Yamashita, Koichi Oura, Yoshihiro Kosugi, Junichi Iwai, Kazuji Uemura, Shigeo Kubota, Hideo Morita
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Patent number: 8787667Abstract: Signals are provided which allow colors in a wider color range than predetermined standards, which can be handled by apparatus according to such predetermined standards. A primary color converter converts first color signals having primary color points in a wider color range than the primary color points according to BT.709 into second color signals based on the primary colors according to BT.709. A photoelectric transducer converts the second color signals into third color signals according to photoelectric transducer characteristics defined in a numerical range wider than a range from 0 to 1.0 of color signals corresponding to a luminance signal and color difference signals according to BT.709. A color signal converter converts the third color signals into a luminance signal and color difference signals. A corrector incorporated in the color signal converter corrects the color difference signals into color difference signals.Type: GrantFiled: September 23, 2013Date of Patent: July 22, 2014Assignee: Sony CorporationInventors: Ko Ishimoto, Koichiro Kakinuma, Takehiro Nakatsue, Tatsuhiko Matsumoto, Shuichi Haga, Hiroshi Takizuka, Yoshiki Shirochi, Naoya Katoh, Hiroshi Yamashita, Koichi Oura, Yoshihiro Kosugi, Junichi Iwai, Kazuji Uemura, Shigeo Kubota, Hideo Morita
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Publication number: 20140009637Abstract: Signals are provided which allow colors in a wider color range than predetermined standards, which can be handled by apparatus according to such predetermined standards. A primary color converter converts first color signals having primary color points in a wider color range than the primary color points according to BT.709 into second color signals based on the primary colors according to BT.709. A photoelectric transducer converts the second color signals into third color signals according to photoelectric transducer characteristics defined in a numerical range wider than a range from 0 to 1.0 of color signals corresponding to a luminance signal and color difference signals according to BT.709. A color signal converter converts the third color signals into a luminance signal and color difference signals. A corrector incorporated in the color signal converter corrects the color difference signals into color difference signals.Type: ApplicationFiled: September 23, 2013Publication date: January 9, 2014Applicant: SONY CORPORATIONInventors: Ko Ishimoto, Koichiro Kakinuma, Takehiro Nakatsue, Tatsuhiko Matsumoto, Shuichi Haga, Hiroshi Takizuka, Yoshiki Shirochi, Naoya Katoh, Hiroshi Yamashita, Koichi Oura, Yoshihiro Kosugi, Junichi Iwai, Kazuji Uemura, Shigeo Kubota, Hideo Morita
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Patent number: 8600160Abstract: Signals are provided which allow colors in a wider color range than predetermined standards, which can be handled by apparatus according to such predetermined standards. A primary color converter converts first color signals having primary color points in a wider color range than the primary color points according to BT.709 into second color signals based on the primary colors according to BT.709. A photoelectric transducer converts the second color signals into third color signals according to photoelectric transducer characteristics defined in a numerical range wider than a range from 0 to 1.0 of color signals corresponding to a luminance signal and color difference signals according to BT.709. A color signal converter converts the third color signals into a luminance signal and color difference signals. A corrector incorporated in the color signal converter corrects the color difference signals into color difference signals.Type: GrantFiled: June 11, 2012Date of Patent: December 3, 2013Assignee: Sony CorporationInventors: Ko Ishimoto, Koichiro Kakinuma, Takehiro Nakatsue, Tatsuhiko Matsumoto, Shuichi Haga, Hiroshi Takizuka, Yoshiki Shirochi, Naoya Katoh, Hiroshi Yamashita, Koichi Oura, Yoshihiro Kosugi, Junichi Iwai, Kazuji Uemura, Shigeo Kubota, Hideo Morita
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Patent number: 8505839Abstract: An electrostatically atomizing device has a housing and an electrostatically atomizing unit accommodated within the housing. The electrostatically atomizing unit includes an atomizing barrel and an emitter electrode disposed within the atomizing barrel and is configured to atomize water supplied to the emitter electrode at a tip of the emitter electrode and generate mist of charged minute water particles. Formed within the housing is an air pressure chamber which surrounds the atomizing barrel. The atomizing barrel is formed in its peripheral wall with a plurality of air inlets which are arranged circumferentially around the atomizing barrel to introduce pressurized air from the air pressure chamber for carrying the mist on the pressurized air introduced into the atomizing barrel from the plural air inlets and discharging the mist outwardly of the housing.Type: GrantFiled: October 30, 2006Date of Patent: August 13, 2013Assignee: Panasonic CorporationInventors: Takeshi Yano, Sumio Wada, Akihide Sugawa, Tatsuhiko Matsumoto, Shousuke Akisada, Kishiko Hirai
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Publication number: 20120243782Abstract: Signals are provided which allow colors in a wider color range than predetermined standards, which can be handled by apparatus according to such predetermined standards. A primary color converter converts first color signals having primary color points in a wider color range than the primary color points according to BT.709 into second color signals based on the primary colors according to BT.709. A photoelectric transducer converts the second color signals into third color signals according to photoelectric transducer characteristics defined in a numerical range wider than a range from 0 to 1.0 of color signals corresponding to a luminance signal and color difference signals according to BT.709. A color signal converter converts the third color signals into a luminance signal and color difference signals. A corrector incorporated in the color signal converter corrects the color difference signals into color difference signals.Type: ApplicationFiled: June 11, 2012Publication date: September 27, 2012Applicant: SONY CORPORATIONInventors: Ko Ishimoto, Koichiro Kakinuma, Takehiro Nakatsue, Tatsuhiko Matsumoto, Shuichi Haga, Hiroshi Takizuka, Yoshiki Shirochi, Naoya Katoh, Hiroshi Yamashita, Koichi Oura, Yoshihiro Kosugi, Junichi Iwai, Kazuji Uemura, Shigeo Kubota, Hideo Morita
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Patent number: 8208721Abstract: Signals are provided which allow colors in a wider color range than predetermined standards, which can be handled by apparatus according to such predetermined standards. A primary color converter converts first color signals having primary color points in a wider color range than the primary color points according to BT.709 into second color signals based on the primary colors according to BT.709. A photoelectric transducer converts the second color signals into third color signals according to photoelectric transducer characteristics defined in a numerical range wider than a range from 0 to 1.0 of color signals corresponding to a luminance signal and color difference signals according to BT.709. A color signal converter converts the third color signals into a luminance signal and color difference signals. A corrector incorporated in the color signal converter corrects the color difference signals into color difference signals.Type: GrantFiled: September 25, 2009Date of Patent: June 26, 2012Assignee: Sony CorporationInventors: Ko Ishimoto, Koichiro Kakinuma, Takehiro Nakatsue, Tatsuhiko Matsumoto, Shuichi Haga, Hiroshi Takizuka, Yoshiki Shirochi, Naoya Katoh, Hiroshi Yamashita, Koichi Oura, Yoshihiro Kosugi, Junichi Iwai, Kazuji Uemura, Shigeo Kubota, Hideo Morita
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Patent number: 8018468Abstract: Disclosed herein is an image signal processor for carrying out conversion into an xvYCC signal by using a photograph film as a material, the image signal processor including: acquisition means for acquiring print film concentration data based on said photograph film; generation means for generating spectral data on an image on a screen previously presumed based on spectral concentration characteristics of colors of a positive film having an image projected on said screen, a spectral distribution of a projection light source, and the print film concentration data; arithmetical operation means for arithmetically operating an XYZ tri-stimulus value corresponding to the spectral data; and conversion means for converting the XYZ tri-stimulus value into the xvYCC signal.Type: GrantFiled: April 10, 2008Date of Patent: September 13, 2011Assignee: Sony CorporationInventors: Tatsuhiko Matsumoto, Yutaka Imai, Takehiro Nakatsue
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Publication number: 20110148902Abstract: An evaluation method of a display device includes steps of obtaining a measured value of color difference, for the display device to be evaluated which is in a state of displaying a predetermined color reference image, determining a detection limit value of color difference for the display device, in consideration of spectral luminous efficiency which has a dependence on color, with use of a subjective evaluation result of color difference obtained for the display device which is in a state of displaying both the color reference image and a color comparison image in parallel, determining an evaluation parameter with use of the measured value of color difference and the detection limit value of color difference; and evaluating a display property of the display device with use of the evaluation parameter.Type: ApplicationFiled: November 12, 2010Publication date: June 23, 2011Applicant: Sony CorporationInventors: Shuichi Haga, Takehiro Nakatsue, Junichi Ohsako, Tatsuhiko Matsumoto
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Patent number: 7959717Abstract: An air conditioning system with an electrostatically atomizing function includes an electrostatically atomizing unit and a ventilation duct which flows conditioned air. The electrostatically atomizing unit generates a mist of charged minute water particles. The electrostatically atomizing unit is provided with a discharge port which locates adjacent to an air outlet of the ventilation duct. The mist of the charged minute water particles flows into an airflow which is sent from the ventilation duct. The mist of the charged minute water particles effectively spreads to the space by the air flow without dissipating inside the ventilation duct.Type: GrantFiled: December 11, 2006Date of Patent: June 14, 2011Assignee: Panasonic Electric Works Co., Ltd.Inventors: Takeshi Yano, Toshihisa Hirai, Kishiko Hirai, legal representative, Sumio Wada, Akihide Sugawa, Tatsuhiko Matsumoto, Shousuke Akisada
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Patent number: 7885461Abstract: Signals are provided which allow colors in a wider color range than predetermined standards, which can be handled by apparatus according to such predetermined standards. A primary color converter converts first color signals having primary color points in a wider color range than the primary color points according to BT.709 into second color signals based on the primary colors according to BT.709. A photoelectric transducer converts the second color signals into third color signals according to photoelectric transducer characteristics defined in a numerical range wider than a range from 0 to 1.0 of color signals corresponding to a luminance signal and color difference signals according to BT.709. A color signal converter converts the third color signals into a luminance signal and color difference signals. A corrector incorporated in the color signal converter corrects the color difference signals into color difference signals.Type: GrantFiled: September 25, 2009Date of Patent: February 8, 2011Assignee: Sony CorporationInventors: Ko Ishimoto, Koichiro Kakinuma, Takehiro Nakatsue, Tatsuhiko Matsumoto, Shuichi Haga, Hiroshi Takizuka, Yoshiki Shirochi, Naoya Katoh, Hiroshi Yamashita, Koichi Oura, Yoshihiro Kosugi, Junichi Iwai, Kazuji Uemura, Shigeo Kubota, Hideo Morita
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Patent number: 7861954Abstract: An electrostatic atomizer including a discharge electrode, a counter electrode, a cooling source, a high voltage power supply and a voltage detector. The cooling source cools the discharge electrode to form thereon dew as water. The power supply applies high voltage for discharge across the electrodes. The detector detects voltage between the electrodes. The power supply includes a control device and a voltage stabilizing device that are opposite to each other in temperature characteristic. The control device operates to pick up the voltage detected with the detector via the voltage stabilizing device, and to adjust the high voltage applied across the electrodes through feedback control so that the voltage corresponds to specified discharge voltage.Type: GrantFiled: July 14, 2006Date of Patent: January 4, 2011Assignee: Panasonic Electric Works Co., Ltd.Inventors: Shousuke Akisada, Toshihisa Hirai, Kishiko Hiraki, legal representative, Sumio Wada, Tatsuhiko Matsumoto
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Patent number: 7854403Abstract: An electrostatically atomizing device includes a housing and an electrostatically atomizing unit disposed within the housing. The atomizing unit includes an emitter electrode and an heat exchanger. The heat exchanger cools the emitter electrode to develop condensed water. A high voltage is applied to the emitter electrode in order to electrostatically atomizing the condensed water and generate a mist of charged minute water particles. The housing accommodates a fan generating an air flow accelerating a heat radiation of the heat exchanger, and a high voltage source generating the high voltage applied to the emitter electrode. The heat exchanger has its heat radiator section exposed to a flow passage of the air flow. The atomizing unit is formed with an air inlet for introducing the air flow which carries the mist of the charged minute water particles and release the mist. The atomizing unit and the high voltage source are arranged on opposite sides of the flow passage.Type: GrantFiled: October 30, 2006Date of Patent: December 21, 2010Assignee: Panasonic Electric Works Co., Ltd.Inventors: Takeshi Yano, Toshihisa Hirai, Kishiko Hirai, legal representative, Sumio Wada, Akihide Sugawa, Tatsuhiko Matsumoto, Shousuke Akisada
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Patent number: 7808585Abstract: A color filter (19) used in a transmissive color liquid crystal display panel of a color liquid crystal display (LCD) apparatus. This color filter (19) is constituted by a tristimulus color filter for wavelength-selecting and transmitting red light, green light and blue light. Mixing of blue color and red color is prohibited by not having the transmission wavelength band of the red filter CFR overlaid substantially on the transmission wavelength band of the blue filter CFB.Type: GrantFiled: July 12, 2005Date of Patent: October 5, 2010Assignee: Sony CorporationInventors: Shuichi Haga, Koichiro Kakinuma, Takehiro Nakatsue, Tatsuhiko Matsumoto, Yasuhiro Tagawa, Yutaka Ota, Takashi Oku, Takeo Arai
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Patent number: 7789527Abstract: Disclosed is a backlight device which is used for a color liquid crystal display and includes a light source and a backlight housing (23). The light source includes a red light emitting diode (21R), radiating red light, having a peak wavelength ?pr such that 625 nm??pr?685 nm, a green light emitting diode (21G), radiating green light, having a peak wavelength ?pg such that 505 nm??pg?540 nm, and a blue light emitting diode (21B), radiating blue light, having a peak wavelength ?pb such that 420 nm??pb?465 nm. The backlight housing mixes the red light, the green light and the blue light, radiated from the light source, to generate white light. A light emission intensity is adjusted so that a half value width of a spectrum of the red light, a half value width of a spectrum of the green light and a half value width of a spectrum of the blue light are such that 20 nm?hwr?25 nm, 30 nm?hwg?40 nm and 25 nm?hwb?30 nm, respectively.Type: GrantFiled: April 28, 2005Date of Patent: September 7, 2010Assignee: Sony CorporationInventors: Tatsuhiko Matsumoto, Koichiro Kakinuma, Takehiro Nakatsue, Shuichi Haga