Patents by Inventor Kyozo Terao
Kyozo Terao 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: 9312711Abstract: In a battery charger cradle, a battery incorporated in a battery built-in device is charged by electric power induced to an induction coil. The cradle includes a primary coil for inducing electromotive force to the induction coil, a casing having a top plate atop of which the battery built-in device is placed, a movement mechanism for moving the primary coil along an inner surface of the top plate, and a position detection controller for detecting a position of the battery built-in device placed on the top plate and controlling the movement mechanism to bring the primary coil closer to the induction coil in the battery built-in device. When the battery built-in device is placed on the top plate, the position detection controller detects the position of the battery built-in device, and the movement mechanism moves the primary coil closer to the induction coil in the battery built-in device.Type: GrantFiled: July 23, 2015Date of Patent: April 12, 2016Assignee: PANASONIC CORPORATIONInventors: Shoichi Toya, Yasunari Mizoguchi, Eiji Satsuma, Kyozo Terao
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Publication number: 20160043566Abstract: A power source stand includes position detector 5 that detects the position of power reception coil 4 of mobile device 2 relative to power transmission coil 3 and displays the detected position of power reception coil 4. In position detector 5, an AC signal having a changing frequency is supplied from sweep oscillator 13 to detection coil 12, the position of power reception coil 4 relative to power transmission coil 3 is detected from a change in impedance of detection coil 12 with respect to the frequency of the AC signal, and the detected position of power reception coil 4 is displayed by display unit 15.Type: ApplicationFiled: March 24, 2014Publication date: February 11, 2016Applicant: Sanyo Electric Co., Ltd.Inventor: KYOZO TERAO
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Publication number: 20150326064Abstract: In a battery charger cradle, a battery incorporated in a battery built-in device is charged by electric power induced to an induction coil. The cradle includes a primary coil for inducing electromotive force to the induction coil, a casing having a top plate atop of which the battery built-in device is placed, a movement mechanism for moving the primary coil along an inner surface of the top plate, and a position detection controller for detecting a position of the battery built-in device placed on the top plate and controlling the movement mechanism to bring the primary coil closer to the induction coil in the battery built-in device. When the battery built-in device is placed on the top plate, the position detection controller detects the position of the battery built-in device, and the movement mechanism moves the primary coil closer to the induction coil in the battery built-in device.Type: ApplicationFiled: July 23, 2015Publication date: November 12, 2015Inventors: Shoichi TOYA, Yasunari MIZOGUCHI, Eiji SATSUMA, Kyozo TERAO
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Patent number: 9124106Abstract: In a battery charger cradle, a battery incorporated in a battery built-in device is charged by electric power induced to an induction coil. The cradle includes a primary coil for inducing electromotive force to the induction coil, a casing having a top plate atop of which the battery built-in device is placed, a movement mechanism for moving the primary coil along an inner surface of the top plate, and a position detection controller for detecting a position of the battery built-in device placed on the top plate and controlling the movement mechanism to bring the primary coil closer to the induction coil in the battery built-in device. When the battery built-in device is placed on the top plate, the position detection controller detects the position of the battery built-in device, and the movement mechanism moves the primary coil closer to the induction coil in the battery built-in device.Type: GrantFiled: June 6, 2014Date of Patent: September 1, 2015Assignee: PANASONIC CORPORATIONInventors: Shoichi Toya, Yasunari Mizoguchi, Eiji Satsuma, Kyozo Terao
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Publication number: 20140285144Abstract: In a battery charger cradle, a battery incorporated in a battery built-in device is charged by electric power induced to an induction coil. The cradle includes a primary coil for inducing electromotive force to the induction coil, a casing having a top plate atop of which the battery built-in device is placed, a movement mechanism for moving the primary coil along an inner surface of the top plate, and a position detection controller for detecting a position of the battery built-in device placed on the top plate and controlling the movement mechanism to bring the primary coil closer to the induction coil in the battery built-in device. When the battery built-in device is placed on the top plate, the position detection controller detects the position of the battery built-in device, and the movement mechanism moves the primary coil closer to the induction coil in the battery built-in device.Type: ApplicationFiled: June 6, 2014Publication date: September 25, 2014Inventors: Shoichi TOYA, Yasunari MIZOGUCHI, Eiji SATSUMA, Kyozo TERAO
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Patent number: 8786252Abstract: In a battery charger cradle, a battery incorporated in a battery built-in device is charged by electric power induced to an induction coil. The cradle includes a primary coil for inducing electromotive force to the induction coil, a casing having a top plate atop of which the battery built-in device is placed, a movement mechanism for moving the primary coil along an inner surface of the top plate, and a position detection controller for detecting a position of the battery built-in device placed on the top plate and controlling the movement mechanism to bring the primary coil closer to the induction coil in the battery built-in device. When the battery built-in device is placed on the top plate, the position detection controller detects the position of the battery built-in device, and the movement mechanism moves the primary coil closer to the induction coil in the battery built-in device.Type: GrantFiled: September 30, 2013Date of Patent: July 22, 2014Assignee: Panasonic CorporationInventors: Shoichi Toya, Yasunari Mizoguchi, Eiji Satsuma, Kyozo Terao
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Patent number: 8664914Abstract: In a battery charger cradle, a battery incorporated in a battery built-in device is charged by electric power induced to an induction coil. The cradle includes a primary coil for inducing electromotive force to the induction coil, a casing having a top plate atop of which the battery built-in device is placed, a movement mechanism for moving the primary coil along an inner surface of the top plate, and a position detection controller for detecting a position of the battery built-in device placed on the top plate and controlling the movement mechanism to bring the primary coil closer to the induction coil in the battery built-in device. When the battery built-in device is placed on the top plate, the position detection controller detects the position of the battery built-in device, and the movement mechanism moves the primary coil closer to the induction coil in the battery built-in device.Type: GrantFiled: September 14, 2012Date of Patent: March 4, 2014Assignee: Panasonic CorporationInventors: Shoichi Toya, Yasunari Mizoguchi, Eiji Satsuma, Kyozo Terao
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Publication number: 20140028253Abstract: In a battery charger cradle, a battery incorporated in a battery built-in device is charged by electric power induced to an induction coil. The cradle includes a primary coil for inducing electromotive force to the induction coil, a casing having a top plate atop of which the battery built-in device is placed, a movement mechanism for moving the primary coil along an inner surface of the top plate, and a position detection controller for detecting a position of the battery built-in device placed on the top plate and controlling the movement mechanism to bring the primary coil closer to the induction coil in the battery built-in device. When the battery built-in device is placed on the top plate, the position detection controller detects the position of the battery built-in device, and the movement mechanism moves the primary coil closer to the induction coil in the battery built-in device.Type: ApplicationFiled: September 30, 2013Publication date: January 30, 2014Applicant: Panasonic CorporationInventors: Shoichi TOYA, Yasunari MIZOGUCHI, Eiji SATSUMA, Kyozo TERAO
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Patent number: 8519666Abstract: A charging pad is provided with a power supply coil, and a device housing a battery containing an induction coil. The device housing a battery is provided with a rectifying circuit that rectifies AC power induced in the induction coil, a charging circuit that charges the internal battery with output from the rectifying circuit, a shorting circuit that short circuits the terminals of the induction coil, and a control circuit that controls the shorting circuit ON when a charging abnormality is detected. If the control circuit detects a charging abnormality during power transmission from the charging pad power supply coil to the device housing a battery induction coil, it controls the shorting circuit ON to cut-off the supply of power from the induction coil to the rectifying circuit.Type: GrantFiled: November 26, 2010Date of Patent: August 27, 2013Assignee: Sanyo Electric Co., Ltd.Inventors: Kyozo Terao, Shoichi Toya
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Patent number: 8483987Abstract: There is provided a circuit with control function including a circuit to be controlled so as to be operated only if a predetermined environment meets a specific condition and being arranged to detect, in any predetermined environment, whether or not the circuit with control function is normally operated, and a test method thereof. The circuit with control function includes a controller (microcomputer) for operating the circuit to be controlled (a heater) only if a predetermined environment (ambient temperature) detected by a sensor (a first temperature sensor) meets a specific condition (0° or below).Type: GrantFiled: January 31, 2008Date of Patent: July 9, 2013Assignee: Panasonic EV Energy Co., Ltd.Inventor: Kyozo Terao
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Patent number: 8410751Abstract: A device housing a battery (50) includes a receiving coil (51), and a charging pad (10) includes a transmitting coil (11) that magnetically couples with, and supplies charging power to the receiving coil. The device further includes a modulator circuit (61) that changes the impedance of the receiving coil according to internal battery data. The charging pad further includes a detection circuit (17) that detects receiving coil impedance changes to detect the battery data. The modulator circuit has a load circuit (62) connected in parallel with the receiving coil and has a series-connected switching device (64) and impedance modulating capacitor (63), and a control circuit (65) that switches the load circuit switching device ON and OFF according to the battery data. The modulator circuit switches the switching device 64 ON and OFF to transmit battery data to the charging pad.Type: GrantFiled: June 14, 2010Date of Patent: April 2, 2013Assignee: Sanyo Electric Co., Ltd.Inventors: Kyozo Terao, Shoichi Toya
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Patent number: 8362744Abstract: A battery charging pad includes a moving mechanism that moves the transmitting coil, and a position detection controller that detects the position of a device housing a battery and controls the moving mechanism to move the transmitting coil in close proximity to a receiving coil. Pulse signals are supplied to a plurality of position detection coils from a pulse generator, and the echo signals are a result of coil excitation by the pulse signals. The battery charging pad position detection controller detects the position of the receiving coil and moves the transmitting coil in close proximity to the receiving coil, and the position detection controller detects the position of the transmitting coil and moves the transmitting coil to the reference position, or it moves the transmitting coil in close proximity to the receiving coil.Type: GrantFiled: June 14, 2010Date of Patent: January 29, 2013Assignee: Sanyo Electric Co., Ltd.Inventors: Kyozo Terao, Shoichi Toya
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Publication number: 20130009596Abstract: In a battery charger cradle, a battery incorporated in a battery built-in device is charged by electric power induced to an induction coil. The cradle includes a primary coil for inducing electromotive force to the induction coil, a casing having a top plate atop of which the battery built-in device is placed, a movement mechanism for moving the primary coil along an inner surface of the top plate, and a position detection controller for detecting a position of the battery built-in device placed on the top plate and controlling the movement mechanism to bring the primary coil closer to the induction coil in the battery built-in device. When the battery built-in device is placed on the top plate, the position detection controller detects the position of the battery built-in device, and the movement mechanism moves the primary coil closer to the induction coil in the battery built-in device.Type: ApplicationFiled: September 14, 2012Publication date: January 10, 2013Inventors: Shoichi TOYA, Yasunari MIZOGUCHI, Eiji SATSUMA, Kyozo TERAO
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Publication number: 20120280651Abstract: The charging pad (10) is provided with a position detection controller (14) that supplies position detection signals to position detection coils (30), and detects induction coil (51) position from echo signals output from the induction coil (51). The device housing a battery (50) is provided with a series capacitor (55) connected in series with the induction coil (51), a parallel capacitor (56) connected in parallel with the induction coil (51), and a switching circuit (57). When the position detection controller (14) is issuing position detection signals, the parallel capacitor (56) is connected to the induction coil (51). When power is transmitted from the power supply coil (11) to the induction coil (51), the parallel capacitor (56) is not connected to the induction coil (51) and induction coil (51) AC is output to a rectifying circuit (53) through the series capacitor (55).Type: ApplicationFiled: July 19, 2012Publication date: November 8, 2012Inventors: Shoichi TOYA, Kyozo Terao
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Patent number: 8305036Abstract: In a battery charger cradle, a battery incorporated in a battery built-in device is charged by electric power induced to an induction coil. The cradle includes a primary coil for inducing electromotive force to the induction coil, a casing having a top plate atop of which the battery built-in device is placed, a movement mechanism for moving the primary coil along an inner surface of the top plate, and a position detection controller for detecting a position of the battery built-in device placed on the top plate and controlling the movement mechanism to bring the primary coil closer to the induction coil in the battery built-in device. When the battery built-in device is placed on the top plate, the position detection controller detects the position of the battery built-in device, and the movement mechanism moves the primary coil closer to the induction coil in the battery built-in device.Type: GrantFiled: December 16, 2008Date of Patent: November 6, 2012Assignee: Sanyo Electric Co., Ltd.Inventors: Shoichi Toya, Yasunari Mizoguchi, Eiji Satsuma, Kyozo Terao
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Patent number: 8248028Abstract: The charging pad 10 is provided with a position detection controller 14 that supplies position detection signals to position detection coils 30, and detects induction coil 51 position from echo signals output from the induction coil 51. The device housing a battery 50 is provided with a series capacitor 55 connected in series with the induction coil 51, a parallel capacitor 56 connected in parallel with the induction coil 51, and a switching circuit 57. When the position detection controller 14 is issuing position detection signals, the parallel capacitor 56 is connected to the induction coil 51. When power is transmitted from the power supply coil 11 to the induction coil 51, the parallel capacitor 56 is not connected to the induction coil 51 and induction coil 51 AC is output to a rectifying circuit 53 through the series capacitor 55.Type: GrantFiled: April 22, 2010Date of Patent: August 21, 2012Assignee: Sanyo Electric Co., Ltd.Inventors: Shoichi Toya, Kyozo Terao
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Publication number: 20120043931Abstract: A device housing a battery 50 has charging terminals 72 for connection of a charging adapter 80 and a contactless charging section 60. A charging apparatus 10 performs contactless charging of the device housing a battery 50 placed on the charging apparatus 10. The device housing a battery 50 is provided with a charging apparatus detection section 61 that detects placement on the charging apparatus 10, an adapter detection section 62 that detects charging adapter 80 connection or charging, and a charging selection section 63 that selects internal battery 52 charging by either the charging apparatus 10 or the charging adapter 80. When the device housing a battery 50 is placed on the charging apparatus 10 and the charging adapter 80 is connected, the charging selection section 63 controls either the charging apparatus 10 or the charging adapter 80 to charge the internal battery 52.Type: ApplicationFiled: August 15, 2011Publication date: February 23, 2012Inventors: Kyozo TERAO, Shinichi Itagaki, Sadao Minami
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Publication number: 20110128714Abstract: A charging pad 10 is provided with a power supply coil 11, and a device housing a battery 50 containing an induction coil 51. A device housing a battery 50 is provided with a rectifying circuit 53 that rectifies AC power induced in the induction coil 51, a charging circuit 54 that charges the internal battery 52 with output from the rectifying circuit 53, a shorting circuit 56 that short circuits the terminals of the induction coil 51, and a control circuit 57 that controls the shorting circuit 56 ON when a charging abnormality is detected. If the control circuit 57 detects a charging abnormality during power transmission from the charging pad 10 power supply coil 11 to the device housing a battery 50 induction coil 51, it controls the shorting circuit 56 ON to cut-off the supply of power from the induction coil 51 to the rectifying circuit 53.Type: ApplicationFiled: November 26, 2010Publication date: June 2, 2011Inventors: Kyozo TERAO, Shoichi Toya
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Publication number: 20100315039Abstract: A device housing a battery 50 includes a receiving coil 51, and a charging pad 10 includes a transmitting coil 11 that magnetically couples with, and supplies charging power to the receiving coil 51. The device further includes a modulator circuit 61 that changes the impedance of the receiving coil according to internal battery 52 data. The charging pad further includes a detection circuit 17 that detects receiving coil impedance changes to detect the battery data. The modulator circuit 61 has a load circuit 62 that is connected in parallel with the receiving coil 51 and has a series-connected switching device 64 and impedance modulating capacitor 63, and a control circuit 65 that switches the load circuit 62 switching device 64 ON and OFF according to the battery data. The modulator circuit 61 switches the switching device 64 ON and OFF to transmit battery data to the charging pad 10.Type: ApplicationFiled: June 14, 2010Publication date: December 16, 2010Inventors: Kyozo TERAO, Shoichi TOYA
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Publication number: 20100315038Abstract: The battery charging pad comprises a moving mechanism 13 that moves the transmitting coil 11, and a position detection controller 14 that detects the position of a device housing a battery 50 and controls the moving mechanism to move the transmitting coil in close proximity to a receiving coil 51. Pulse signals are supplied to a plurality of position detection coils 30 from a pulse generator 31, and the echo signals are a result of coil excitation by the pulse signals. The battery charging pad position detection controller 14 detects the position of the receiving coil 51 and moves the transmitting coil 11 in close proximity to the receiving coil 51, and the position detection controller 14 detects the position of the transmitting coil 11 and moves the transmitting coil 11 to the reference position, or it moves the transmitting coil 11 in close proximity to the receiving coil 51.Type: ApplicationFiled: June 14, 2010Publication date: December 16, 2010Inventors: Kyozo TERAO, Shoichi TOYA