Patents by Inventor Toshihiro Ezoe
Toshihiro Ezoe 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: 20160322868Abstract: Disclosed is a resonant type transmission power supply device including a transmission power state detecting circuit 11 to detect a transmission power state of a transmission antenna 2, a foreign object detecting circuit 124 to detect the presence or absence of a foreign object in an electromagnetic field generated from the transmission antenna 2 on the basis of a detection result acquired by the transmission power state detecting circuit 11, and a power control circuit 125 to reduce lit or stop the supply of electric power to the transmission antenna 2 when foreign object is detected by the foreign object detecting circuit 124.Type: ApplicationFiled: December 26, 2013Publication date: November 3, 2016Applicant: MITSUBISHI ELECTRIC ENGINEERING COMPANY, LIMITEDInventors: Yoshiyuki AKUZAWA, Kiyohide SAKAI, Toshihiro EZOE, Yuki ITO
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Publication number: 20160315383Abstract: Disclosed is a resonant type power transmission antenna device provided with a plurality of transmission antennas 12 and a plurality of reception antennas 13, the resonant type power transmission antenna device including a transmission shield antenna 22 arranged between the plurality of transmission antennas 12, a reception shield antenna 23 arranged between the plurality of reception antennas 13, transmission and reception circuits 21 and 24 to operate the transmission and reception shield antennas 22 and 23 in electromagnetic field resonance having a phase opposite to that of the transmission and reception antennas 12 and 13 respectively adjacent to the transmission and reception shield antennas.Type: ApplicationFiled: December 26, 2013Publication date: October 27, 2016Applicant: MITSUBISHI ELECTRIC ENGINEERING COMPANY, LIMITEDInventors: Yoshiyuki AKUZAWA, Kiyohide SAKAI, Toshihiro EZOE, Yuki ITO
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Publication number: 20160308398Abstract: Disclosed is a rectifying circuit for high-frequency power supply that rectifies an alternating voltage at a high frequency equal to or higher than 2 MHz, the rectifying circuit for high-frequency power supply including a class E rectifier circuit that rectifies the alternating voltage inputted from a reception antenna for power transmission 10, a resonant circuit that causes the class E rectifier circuit to perform resonant switching in a switching operation at the time of rectification, a matching functional circuit that has a function of matching a resonance condition to that of the reception antenna for power transmission 10, and a function of matching the resonance condition to that of the resonant circuit, and a smoothing functional circuit that smooths the voltage rectified by the class E rectifier circuit into a direct voltage.Type: ApplicationFiled: December 10, 2013Publication date: October 20, 2016Applicant: MITSUBISHI ELECTRIC ENGINEERING COMPANY, LIMITEDInventors: Yoshiyuki Akuzawa, Kiyohide Sakai, Toshihiro Ezoe, Yuki Ito
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Publication number: 20160285321Abstract: Disclosed is a rectifying circuit for high-frequency power supply that rectifies an alternating voltage at a high frequency exceeding 2 MHz, the rectifying circuit for high-frequency power supply including a voltage doubler rectifier circuit that rectifies the alternating voltage inputted from a reception antenna for power transmission 10, a partial resonance circuit that causes the voltage doubler rectifier circuit to perform partial resonant switching in a switching operation at the time of rectification, a matching functional circuit that has a function of matching a resonance condition to that of the reception antenna for power transmission 10, and a function of matching the resonance condition to that of the partial resonance circuit, and a smoothing functional circuit that smooths the voltage rectified by the voltage doubler rectifier circuit into a direct voltage.Type: ApplicationFiled: December 26, 2013Publication date: September 29, 2016Applicant: MITSUBISHI ELECTRIC ENGINEERING COMPANY, LIMITEDInventors: Yoshiyuki AKUZAWA, Kiyohide SAKAI, Toshihiro EZOE, Yuki ITO
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Publication number: 20160277653Abstract: A control device of present invention includes a display control portion that performs control such that a whole image display region, in which a whole image captured by a camera is displayed, and an enlarged image display region, in which a region corresponding to a position specified on the whole image is enlarged and an enlarged image is displayed, are displayed, and a control portion that performs control such that the region corresponding to the position specified on the whole image is changed. The region includes at least one preset region, and the display control portion displays, on the whole image, a section that corresponds to the preset region.Type: ApplicationFiled: June 1, 2016Publication date: September 22, 2016Applicant: Sony CorporationInventors: Toshihiro Ezoe, Kazunori Sakaki
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Publication number: 20160268846Abstract: An automatic matching circuit includes a variable inductor disposed in order to perform impedance matching at a high frequency equal to or higher than 2 MHz between the output impedance of a high frequency power supply 10 and the input impedance of a resonant type transmission antenna 11, to cause an inductance value to be variable by using an electronic part that electrically performs contact switching including continuous contact switching, a variable capacitor disposed in order to perform the impedance matching, to cause a capacitance value to be variable by using an electronic part that electrically performs contact switching including continuous contact switching, and a variable control circuit 1 to control the electronic parts, in the variable inductor and the variable capacitor, each of which electrically performs the contact switching including the continuous contact switching, in such a way as to perform the impedance matching.Type: ApplicationFiled: December 26, 2013Publication date: September 15, 2016Applicant: Mitsubishi Electric Engineering Company, LimitedInventors: Yoshiyuki AKUZAWA, Kiyohide SAKAI, Toshihiro EZOE, Yuki ITO
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Publication number: 20160254702Abstract: A resonant type high frequency power supply device provided with a power semiconductor element that performs a switching operation at a high frequency exceeding 2 MHz, the resonant type high frequency power supply device including a variable inductor that makes an adjustment to the amplitude of a device output voltage.Type: ApplicationFiled: October 31, 2013Publication date: September 1, 2016Applicant: Mitsubishi Electric Engineering Company, LimitedInventors: Yoshiyuki AKUZAWA, Kiyohide SAKAI, Toshihiro EZOE, Yuki ITO
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Publication number: 20160254700Abstract: A resonant type high frequency power supply device provided with a power semiconductor element that performs a switching operation, the power supply device including a second power semiconductor element at least one or more connected in parallel to the power semiconductor element to achieve optimization of parasitic capacitances of the power semiconductor element and the second power semiconductor element itself, and a high frequency pulse drive circuit that transmits a pulse-shaped voltage signal having a high frequency exceeding 2 MHz to the power semiconductor element and the second power semiconductor element to drive the power semiconductor element and the second power semiconductor element.Type: ApplicationFiled: October 31, 2013Publication date: September 1, 2016Applicant: Mitsubishi Electric Engineering Company, LimitedInventors: Yoshiyuki AKUZAWA, Kiyohide SAKAI, Toshihiro EZOE, Yuki ITO
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Publication number: 20160254759Abstract: A rectifying circuit for high-frequency power supply that rectifies an alternating voltage at a high frequency exceeding 2 MHz, the rectifying circuit for high-frequency power supply including a bridge rectifier circuit that rectifies the alternating voltage inputted from a reception antenna for power transmission, a matching functional circuit that matches a resonance condition to that of the reception antenna for power transmission, and a smoothing functional circuit that smooths the voltage rectified by the bridge rectifier circuit into a direct voltage, in which the rectifying circuit for high-frequency power supply causes the bridge rectifier circuit to perform partial resonant switching in a switching operation at the time of rectification by using the matching functional circuit and the smoothing functional circuit.Type: ApplicationFiled: November 15, 2013Publication date: September 1, 2016Applicant: MITSUBISHI ELECTRIC ENGINEERING COMPANY, LIMITEDInventors: Yoshiyuki AKUZAWA, Kiyohide SAKAI, Toshihiro EZOE, Yuki ITO
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Publication number: 20160248339Abstract: Disclosed is a rectifying circuit for high-frequency power supply that rectifies an alternating voltage at a high frequency equal to or higher than 2 MHz, the rectifying circuit for high-frequency power supply including a current doubler rectifier circuit that rectifies the alternating voltage inputted from a reception antenna for power transmission 10, a partial resonant circuit that causes the current doubler rectifier circuit to perform partial resonant switching in a switching operation at the time of rectification, a matching functional circuit that has a function of matching a resonance condition to that of the reception antenna for power transmission 10, and a function of matching the resonance condition to that of the partial resonant circuit, and a smoothing functional circuit that smooths the voltage rectified by the current doubler rectifier circuit into a direct voltage.Type: ApplicationFiled: December 26, 2013Publication date: August 25, 2016Applicant: MITSUBISHI ELECTRIC ENGINEERING COMPANY, LIMITEDInventors: Yoshiyuki AKUZAWA, Kiyohide SAKAI, Toshihiro EZOE, Yuki ITO
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Publication number: 20160248277Abstract: A resonant type high frequency power supply device provided with a power semiconductor element that performs a switching operation, the resonant type high frequency power supply device including a high frequency pulse drive circuit that transmits a pulse-shaped voltage signal having a high frequency exceeding 2 MHz to the power semiconductor element to drive the above-mentioned power semiconductor element, a variable pulse signal generating circuit that transmits a pulse-shaped voltage signal having a high frequency exceeding 2 MHz to the high frequency pulse drive circuit to drive the above-mentioned high frequency pulse drive circuit, and a bias power supply circuit that supplies driving power to both the variable pulse signal generating circuit and the high frequency pulse drive circuit.Type: ApplicationFiled: October 31, 2013Publication date: August 25, 2016Applicant: MITSUBISHI ELECTRIC ENGINEERING COMPANY, LIMITEDInventors: Yoshiyuki AKUZAWA, Kiyohide SAKAI, Toshihiro EZOE, Yuki ITO
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Publication number: 20160241159Abstract: A resonant type high frequency power supply device provided with a power semiconductor element that performs a switching operation at a high frequency exceeding 2 MHz, the resonant type high frequency power supply device including a resonance matched filter that controls both the waveform of a switching voltage of the power semiconductor element and the waveform of an output voltage.Type: ApplicationFiled: October 31, 2013Publication date: August 18, 2016Applicant: MITSUBISHI ELECTRIC ENGINEERING COMPANY, LIMITEDInventors: Yoshiyuki AKUZAWA, Kiyohide SAKAI, Toshihiro EZOE, Yuki ITO
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Publication number: 20160241160Abstract: Disclosed is a resonant type high frequency power supply device provided with a power element that performs a switching operation, the power supply device including a high frequency pulse drive circuit 1 that transmits a pulse-shaped voltage signal having a high frequency exceeding 2 MHz to the power element to drive the power element, wherein a voltage signal from the high frequency pulse drive circuit 1 is subjected to partial resonance by an impedance of a signal line of the voltage signal and a parasitic capacitance of the power element.Type: ApplicationFiled: October 31, 2013Publication date: August 18, 2016Applicant: MITSUBISHI ELECTRIC ENGINEERING COMPANY, LIMITEDInventors: Yoshiyuki AKUZAWA, Kiyohide SAKAI, Toshihiro EZOE, Yuki ITO
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Patent number: 9380196Abstract: A control device of present invention includes a display control portion that performs control such that a whole image display region, in which a whole image captured by a camera is displayed, and an enlarged image display region, in which a region corresponding to a position specified on the whole image is enlarged and an enlarged image is displayed, are displayed, and a control portion that performs control such that the region corresponding to the position specified on the whole image is changed. The region includes at least one preset region, and the display control portion displays, on the whole image, a section that corresponds to the preset region.Type: GrantFiled: March 10, 2011Date of Patent: June 28, 2016Assignee: Sony CorporationInventors: Toshihiro Ezoe, Kazunori Sakaki
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Patent number: 8842188Abstract: A camera device includes a first information acquisition portion that acquires first information used to control a first area that is specified within a whole image captured by a camera portion, a second information acquisition portion that acquires second information used to control a second area that is specified within the whole image, a control portion that controls mechanical movement of the camera portion based on the first information input from a device having a control right of the first area, among the first information that can be input from a plurality of devices, and an image processing portion that acquires an image of the first area from the whole image captured by the camera portion, and extracts an image of the second area from within the first area based on the second information input from a device having a control right of the second area, among the second information that can be input from a plurality of devices.Type: GrantFiled: July 22, 2011Date of Patent: September 23, 2014Assignee: Sony CorporationInventors: Toshihiro Ezoe, Kazunori Sakaki
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Patent number: 8817119Abstract: There is provided a camera device includes a first information acquisition portion that acquires first information used to control a first area that is specified within a whole image captured by a camera portion, a second information acquisition portion that acquires second information used to control a second area that is specified within the whole image, a control portion that controls mechanical movement of the camera portion based on the first information, and an image processing portion that acquires an image of the first area from the whole image captured by the camera portion, and that extracts an image of the second area from within the first area based on the second information.Type: GrantFiled: July 22, 2011Date of Patent: August 26, 2014Assignee: Sony CorporationInventors: Toshihiro Ezoe, Kazunori Sakaki
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Publication number: 20120026344Abstract: A camera device includes a first information acquisition portion that acquires first information used to control a first area that is specified within a whole image captured by a camera portion, a second information acquisition portion that acquires second information used to control a second area that is specified within the whole image, a control portion that controls mechanical movement of the camera portion based on the first information input from a device having a control right of the first area, among the first information that can be input from a plurality of devices, and an image processing portion that acquires an image of the first area from the whole image captured by the camera portion, and extracts an image of the second area from within the first area based on the second information input from a device having a control right of the second area, among the second information that can be input from a plurality of devices.Type: ApplicationFiled: July 22, 2011Publication date: February 2, 2012Inventors: Toshihiro Ezoe, Kazunori Sakaki
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Publication number: 20120026343Abstract: There is provided a camera device includes a first information acquisition portion that acquires first information used to control a first area that is specified within a whole image captured by a camera portion, a second information acquisition portion that acquires second information used to control a second area that is specified within the whole image, a control portion that controls mechanical movement of the camera portion based on the first information, and an image processing portion that acquires an image of the first area from the whole image captured by the camera portion, and that extracts an image of the second area from within the first area based on the second information.Type: ApplicationFiled: July 22, 2011Publication date: February 2, 2012Inventors: Toshihiro Ezoe, Kazunori Sakaki
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Publication number: 20110234832Abstract: A control device of present invention includes a display control portion that performs control such that a whole image display region, in which a whole image captured by a camera is displayed, and an enlarged image display region, in which a region corresponding to a position specified on the whole image is enlarged and an enlarged image is displayed, are displayed, and a control portion that performs control such that the region corresponding to the position specified on the whole image is changed. The region includes at least one preset region, and the display control portion displays, on the whole image, a section that corresponds to the preset region.Type: ApplicationFiled: March 10, 2011Publication date: September 29, 2011Applicant: Sony CorporationInventors: Toshihiro Ezoe, Kazunori Sakaki