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Tetsuhiko Miyatani

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  • Sendai, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Remote node, center node, communication system, communication termi...
    • Patent number 10,420,124
    • Issue date Sep 17, 2019
    • NEC Corporation
    • Tetsuhiko Miyatani
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Information processing apparatus and information processing method,...
    • Patent number 8,942,310
    • Issue date Jan 27, 2015
    • NEC Corporation
    • Tetsuhiko Miyatani
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Spectrum analyzing method, distortion detector and distortion compe...
    • Patent number 7,696,761
    • Issue date Apr 13, 2010
    • Hitachi Kokusai Electric, Inc.
    • Tetsuhiko Miyatani
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Multicarrier receiver and transmitter with delay correcting function
    • Patent number 7,561,629
    • Issue date Jul 14, 2009
    • Hitachi Kokusai Electric, Inc.
    • Tetsuhiko Miyatani
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Transmitter
    • Patent number 7,529,316
    • Issue date May 5, 2009
    • Hitachi Kokusai Electric Inc.
    • Norio Hasegawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Transmitter for suppressing a variation in input level of a multica...
    • Patent number 7,489,907
    • Issue date Feb 10, 2009
    • Hitachi Kokusai Electric Inc.
    • Norio Hasegawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Transmitting apparatus
    • Patent number 7,398,064
    • Issue date Jul 8, 2008
    • Hitachi Kokusai Electric Inc.
    • Tetsuhiko Miyatani
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Distortion-compensated amplifier using predistortion technique
    • Patent number 7,098,734
    • Issue date Aug 29, 2006
    • Hitachi Kokusai Electric Inc.
    • Naoki Hongo
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Cell search determination circuit
    • Patent number 7,072,318
    • Issue date Jul 4, 2006
    • Hitachi Kokusai Electric, Inc.
    • Teppei Shoji
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Telecommunications device
    • Patent number 6,983,173
    • Issue date Jan 3, 2006
    • Hitachi Kokusai Electric Inc.
    • Tetsuhiko Miyatani
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Receiver
    • Patent number 6,968,169
    • Issue date Nov 22, 2005
    • Hitachi Kokusai Electric Inc.
    • Tetsuhiko Miyatani
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Amplifying device
    • Patent number 6,959,174
    • Issue date Oct 25, 2005
    • Hitachi Kokusai Electric Inc.
    • Naoki Hongo
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Communication device
    • Patent number 6,934,541
    • Issue date Aug 23, 2005
    • Hitachi Kokusai Electric Inc.
    • Tetsuhiko Miyatani
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Peak limiter and multi-carrier amplification apparatus
    • Patent number 6,931,239
    • Issue date Aug 16, 2005
    • Hitachi Kokusai Electric Inc.
    • Naoki Hongo
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Amplifying device
    • Patent number 6,904,267
    • Issue date Jun 7, 2005
    • Hitachi Kokusai Electric Inc.
    • Naoki Hongo
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Distortion compensator
    • Patent number 6,856,196
    • Issue date Feb 15, 2005
    • Hitachi Kokusai Electric Inc.
    • Yoichi Okubo
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    CDMA mobile station apparatus
    • Patent number 6,804,217
    • Issue date Oct 12, 2004
    • Kokusai Electric Co., Ltd.
    • Tetsuhiko Miyatani
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Base station
    • Patent number 6,785,257
    • Issue date Aug 31, 2004
    • Kokusai Electric Co., Ltd.
    • Tetsuhiko Miyatani
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Synchronous circuit and receiver
    • Patent number 6,707,844
    • Issue date Mar 16, 2004
    • Kokusai Electric Co., Ltd.
    • Ichiro Imaizumi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Distortion compensation apparatus
    • Patent number 6,677,820
    • Issue date Jan 13, 2004
    • Hitachi Kokusai Electric Inc.
    • Tetsuhiko Miyatani
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Despreading circuit
    • Patent number 6,636,557
    • Issue date Oct 21, 2003
    • Kokusai Electric Co., Ltd.
    • Ichiro Imaizumi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Correlation operation method and matched filter
    • Patent number 6,594,324
    • Issue date Jul 15, 2003
    • Kokusai Electric Co., Ltd.
    • Jun Watanabe
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Distortion compensation apparatus
    • Patent number 6,388,518
    • Issue date May 14, 2002
    • Hitachi Kokusai Electric Inc.
    • Tetsuhiko Miyatani
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Receiver
    • Patent number 6,366,765
    • Issue date Apr 2, 2002
    • Hitachi Kokusai Electric Inc.
    • Naoki Hongo
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Despreading circuit
    • Patent number 6,301,292
    • Issue date Oct 9, 2001
    • Kokusai Electric Co., Ltd.
    • Ichiro Imaizumi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Multi-user demodulator for CDMA spectrum spreading communication
    • Patent number 5,956,333
    • Issue date Sep 21, 1999
    • Yozan Inc.
    • Changming Zhou
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents