Patents by Inventor Toshikazu Yoshida

Toshikazu Yoshida 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).

  • Patent number: 11470378
    Abstract: Provided is a tuner device including: a box-shaped metal tuner case; a plurality of connectors which are attached to one surface of the tuner case; a plurality of connection pins for signal transmission, the pins being provided on the other surface of the tuner case; and at least one foot electrode which is provided in the vicinity of the connection pins and is grounded.
    Type: Grant
    Filed: March 20, 2019
    Date of Patent: October 11, 2022
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Toshikazu Yoshida, Hiroshige Takakuwa
  • Patent number: 11265026
    Abstract: Disclosed is a tuner device including an input terminal, a separator, a first amplifier, a second amplifier, and a tuner. The input terminal receives an input of a reception signal of satellite digital broadcasts. The separator is connected to the input terminal and adapted to frequency-separate a first signal and a second signal. The first signal is in a low-frequency domain of the reception signal, and the second signal is in a high-frequency domain of the reception signal. The first and second amplifiers respectively amplify the first and second signals. The tuner receives an input of output signals from the first and second amplifiers.
    Type: Grant
    Filed: August 22, 2018
    Date of Patent: March 1, 2022
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Toshikazu Yoshida, Takahiro Ando, Norihiro Murayama, Hiroshige Takakuwa
  • Publication number: 20210235146
    Abstract: Provided is a tuner device including: a box-shaped metal tuner case; a plurality of connectors which are attached to one surface of the tuner case; a plurality of connection pins for signal transmission, the pins being provided on the other surface of the tuner case; and at least one foot electrode which is provided in the vicinity of the connection pins and is grounded.
    Type: Application
    Filed: March 20, 2019
    Publication date: July 29, 2021
    Applicant: Sony Semiconductor Solutions Corporation
    Inventors: Toshikazu YOSHIDA, Hiroshige TAKAKUWA
  • Publication number: 20200328765
    Abstract: Disclosed is a tuner device including an input terminal, a separator, a first amplifier, a second amplifier, and a tuner. The input terminal receives an input of a reception signal of satellite digital broadcasts. The separator is connected to the input terminal and adapted to frequency-separate a first signal and a second signal. The first signal is in a low-frequency domain of the reception signal, and the second signal is in a high-frequency domain of the reception signal. The first and second amplifiers respectively amplify the first and second signals. The tuner receives an input of output signals from the first and second amplifiers.
    Type: Application
    Filed: August 22, 2018
    Publication date: October 15, 2020
    Inventors: Toshikazu YOSHIDA, Takahiro ANDO, Norihiro MURAYAMA, Hiroshige TAKAKUWA
  • Patent number: 10257459
    Abstract: A receiving apparatus includes a receiving unit that receives expected waves, and a control unit that sets the receiving unit to an operational state that has a lower electricity consumption within a range in which reception performance is allowed, depending on interference waves with respect to the expected waves that the receiving unit receives.
    Type: Grant
    Filed: August 7, 2017
    Date of Patent: April 9, 2019
    Assignee: Sony Corporation
    Inventors: Yasunari Takiguchi, Takahiro Furuya, Tomonori Nakajima, Mitsuru Ikeda, Hiroyuki Shimizu, Masaru Fujii, Toshikazu Yoshida
  • Patent number: 10142672
    Abstract: There is provided a receiver device including a first input terminal, a second input terminal, a first distribution circuit, a second distribution circuit, a first high-frequency processing unit, and a second high-frequency processing unit.
    Type: Grant
    Filed: January 28, 2014
    Date of Patent: November 27, 2018
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Masaru Fujii, Toshikazu Yoshida
  • Patent number: 9991916
    Abstract: At least one distributor that distributes a high-frequency signal received by an antenna; and a high-frequency processing unit that outputs a received signal obtained by mixing the high-frequency signal distributed by the distributor with a local oscillator frequency generated by a local oscillator that includes a voltage-controlled oscillator are included. Furthermore, a control unit that, when executing a local oscillator frequency search to investigate a correspondence between a control voltage applied to the voltage-controlled oscillator and the local oscillator frequency of the voltage-controlled oscillator, sets to a dormant state parts constituting the local oscillator that are uninvolved in operation of the local oscillator frequency search is included.
    Type: Grant
    Filed: January 7, 2014
    Date of Patent: June 5, 2018
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Hiroyuki Shimizu, Tomonori Nakajima, Toshikazu Yoshida
  • Patent number: 9906251
    Abstract: There is provided a reception device including first and second reception circuits configured to receive transmission signals, a first oscillation circuit configured to generate a differential signal having a predetermined frequency on the basis of an oscillation signal acquired from a connected crystal oscillator, and to supply the generated differential signal to the first reception circuit as a reference frequency signal, and a second oscillation circuit configured to be supplied with an oscillation signal having one of phases in the differential signal acquired by the first oscillation circuit, to generate a differential signal having a predetermined frequency on the basis of the supplied oscillation signal, and to supply the generated differential signal to the second reception circuit as a reference frequency signal.
    Type: Grant
    Filed: October 12, 2016
    Date of Patent: February 27, 2018
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Tomonori Nakajima, Norihiro Murayama, Toshikazu Yoshida
  • Publication number: 20170339368
    Abstract: A receiving apparatus includes a receiving unit that receives expected waves, and a control unit that sets the receiving unit to an operational state that has a lower electricity consumption within a range in which reception performance is allowed, depending on interference waves with respect to the expected waves that the receiving unit receives.
    Type: Application
    Filed: August 7, 2017
    Publication date: November 23, 2017
    Applicant: Sony Corporation
    Inventors: Yasunari Takiguchi, Takahiro Furuya, Tomonori Nakajima, Mitsuru Ikeda, Hiroyuki Shimizu, Masaru Fujii, Toshikazu Yoshida
  • Patent number: 9781375
    Abstract: A receiving apparatus includes a receiving unit that receives expected waves, and a control unit that sets the receiving unit to an operational state that has a lower electricity consumption within a range in which reception performance is allowed, depending on interference waves with respect to the expected waves that the receiving unit receives.
    Type: Grant
    Filed: March 27, 2014
    Date of Patent: October 3, 2017
    Assignee: Sony Corporation
    Inventors: Yasunari Takiguchi, Takahiro Furuya, Tomonori Nakajima, Mitsuru Ikeda, Hiroyuki Shimizu, Masaru Fujii, Toshikazu Yoshida
  • Patent number: 9577247
    Abstract: A positive electrode active material capable of improving an output performance of a nonaqueous electrolyte secondary battery is provided. A positive electrode active material of a nonaqueous electrolyte secondary battery 1 contains a first positive electrode active material and a second positive electrode active material. In the first positive electrode active material, the content of cobalt is 15% or more on an atomic percent basis in transition metals. In the second positive electrode active material, the content of cobalt is 5% or less on an atomic percent basis in transition metals. An average secondary particle diameter r1 of the first positive electrode active material is smaller than an average secondary particle diameter r2 of the second positive electrode active material.
    Type: Grant
    Filed: August 30, 2012
    Date of Patent: February 21, 2017
    Assignee: SANYO Electric Co., Ltd.
    Inventors: Daisuke Nishide, Fumiharu Niina, Hiroshi Kawada, Toshikazu Yoshida, Yoshinori Kida
  • Publication number: 20170033820
    Abstract: There is provided a reception device including first and second reception circuits configured to receive transmission signals, a first oscillation circuit configured to generate a differential signal having a predetermined frequency on the basis of an oscillation signal acquired from a connected crystal oscillator, and to supply the generated differential signal to the first reception circuit as a reference frequency signal, and a second oscillation circuit configured to be supplied with an oscillation signal having one of phases in the differential signal acquired by the first oscillation circuit, to generate a differential signal having a predetermined frequency on the basis of the supplied oscillation signal, and to supply the generated differential signal to the second reception circuit as a reference frequency signal.
    Type: Application
    Filed: October 12, 2016
    Publication date: February 2, 2017
    Applicant: Sony Semiconductor Solutions Corporation
    Inventors: Tomonori Nakajima, Norihiro Murayama, Toshikazu Yoshida
  • Patent number: 9484972
    Abstract: There is provided a reception device including first and second reception circuits configured to receive transmission signals, a first oscillation circuit configured to generate a differential signal having a predetermined frequency on the basis of an oscillation signal acquired from a connected crystal oscillator, and to supply the generated differential signal to the first reception circuit as a reference frequency signal, and a second oscillation circuit configured to be supplied with an oscillation signal having one of phases in the differential signal acquired by the first oscillation circuit, to generate a differential signal having a predetermined frequency on the basis of the supplied oscillation signal, and to supply the generated differential signal to the second reception circuit as a reference frequency signal.
    Type: Grant
    Filed: January 28, 2014
    Date of Patent: November 1, 2016
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Tomonori Nakajima, Norihiro Murayama, Toshikazu Yoshida
  • Publication number: 20160142664
    Abstract: A receiving apparatus includes a receiving unit that receives expected waves, and a control unit that sets the receiving unit to an operational state that has a lower electricity consumption within a range in which reception performance is allowed, depending on interference waves with respect to the expected waves that the receiving unit receives.
    Type: Application
    Filed: March 27, 2014
    Publication date: May 19, 2016
    Applicant: Sony Corporation
    Inventors: Yasunari Takiguchi, Takahiro Furuya, Tomonori Nakajima, Mitsuru Ikeda, Hiroyuki Shimizu, Masaru Fujii, Toshikazu Yoshida
  • Publication number: 20160028422
    Abstract: At least one distributor that distributes a high-frequency signal received by an antenna; and a high-frequency processing unit that outputs a received signal obtained by mixing the high-frequency signal distributed by the distributor with a local oscillator frequency generated by a local oscillator that includes a voltage-controlled oscillator are included. Furthermore, a control unit that, when executing a local oscillator frequency search to investigate a correspondence between a control voltage applied to the voltage-controlled oscillator and the local oscillator frequency of the voltage-controlled oscillator, sets to a dormant state parts constituting the local oscillator that are uninvolved in operation of the local oscillator frequency search is included.
    Type: Application
    Filed: January 7, 2014
    Publication date: January 28, 2016
    Applicant: Sony Corporation
    Inventors: Hiroyuki Shimizu, Tomonori Nakajima, Toshikazu Yoshida
  • Publication number: 20150382049
    Abstract: There is provided a receiver device including a first input terminal, a second input terminal, a first distribution circuit, a second distribution circuit, a first high-frequency processing unit, and a second high-frequency processing unit.
    Type: Application
    Filed: January 28, 2014
    Publication date: December 31, 2015
    Applicant: Sony Corporation
    Inventors: Masaru Fujii, Toshikazu Yoshida
  • Publication number: 20150372704
    Abstract: There is provided a reception device including first and second reception circuits configured to receive transmission signals, a first oscillation circuit configured to generate a differential signal having a predetermined frequency on the basis of an oscillation signal acquired from a connected crystal oscillator, and to supply the generated differential signal to the first reception circuit as a reference frequency signal, and a second oscillation circuit configured to be supplied with an oscillation signal having one of phases in the differential signal acquired by the first oscillation circuit, to generate a differential signal having a predetermined frequency on the basis of the supplied oscillation signal, and to supply the generated differential signal to the second reception circuit as a reference frequency signal.
    Type: Application
    Filed: January 28, 2014
    Publication date: December 24, 2015
    Applicant: Sony Corporation
    Inventors: Tomonori Nakajima, Norihiro Murayama, Toshikazu Yoshida
  • Patent number: 8970791
    Abstract: Provided a circuit board including an input terminal to which a high-frequency signal is input, a high-frequency amplifier for amplifying the high-frequency signal input to the input terminal, at least one distributor distributing the high-frequency signal, a plurality of high-frequency processing circuits of which transmission path lengths for inputting each of the high-frequency signals distributed by the distributor into signal inputting sections of the plurality of high-frequency processing circuits are different from one another, and a plurality of attenuating devices which are mounted at previous stages of each of the plurality of high-frequency processing circuits and possess amounts of attenuation which increase with decrease of the transmission path lengths.
    Type: Grant
    Filed: July 18, 2012
    Date of Patent: March 3, 2015
    Assignee: Sony Corporation
    Inventors: Toshikazu Yoshida, Hideaki Ozawa
  • Publication number: 20140329146
    Abstract: A positive-electrode active material of a nonaqueous electrolyte secondary battery is modified to improve the output characteristics under various temperature conditions, thereby making the nonaqueous electrolyte secondary battery suitable for a power supply for hybrid vehicles. The nonaqueous electrolyte secondary battery includes a working electrode 11, a counter electrode 12 containing a negative-electrode active material, and a nonaqueous electrolyte solution 14. In the working electrode 11, a positive-electrode mixture layer containing a granular positive-electrode active material and a binder is disposed on both sides of a positive-electrode collector. The positive-electrode active material contains a lithium transition metal oxide Li1.07Ni0.46Co0.19Mn0.28O2 and a tungsten trioxide attached to part of the surface of the lithium transition metal oxide.
    Type: Application
    Filed: June 29, 2012
    Publication date: November 6, 2014
    Applicant: SANYO ELECTRIC CO., LTD.
    Inventors: Fumiharu Niina, Hiroshi Kawada, Toshikazu Yoshida, Yoshinori Kida
  • Publication number: 20140227599
    Abstract: A positive electrode active material capable of improving an output performance of a nonaqueous electrolyte secondary battery is provided. A positive electrode active material of a nonaqueous electrolyte secondary battery 1 contains a first positive electrode active material and a second positive electrode active material. In the first positive electrode active material, the content of cobalt is 15% or more on an atomic percent basis in transition metals. In the second positive electrode active material, the content of cobalt is 5% or less on an atomic percent basis in transition metals. An average secondary particle diameter r1 of the first positive electrode active material is smaller than an average secondary particle diameter r2 of the second positive electrode active material.
    Type: Application
    Filed: August 30, 2012
    Publication date: August 14, 2014
    Applicant: SANYO ELECTRIC CO., LTD.
    Inventors: Daisuke Nishide, Fumiharu Niina, Hiroshi Kawada, Toshikazu Yoshida, Yoshinori Kida