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2008 Fiscal Year Final Research Report

Study on Measurement and Mitigation Methods of Radio Interference for Ubiquitous Equipments

Research Project

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Project/Area Number 18360187
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Research Field Communication/Network engineering
Research InstitutionMusashi Institute of Technology

Principal Investigator

TOKUDA Masamitsu  Musashi Institute of Technology, 知識工学部, 教授 (70284586)

Co-Investigator(Kenkyū-buntansha) OKANO Yoshinobu  武蔵工業大学, 知識工学部, 准教授 (10339533)
Project Period (FY) 2006 – 2008
Keywordsユビキタス / 電波干渉 / EMC(Electromagnetic Compatibility:電磁両立性) / イミュニティ / エミッション / 無線LAN / UWB(超広帯域)通信
Research Abstract

どこでも、いつでも、どのような情報でも通信できるユビキタス環境を実現するには、ユビキタス機器が周囲の機器から放射される電波に干渉されずに、正常に動作する必要がある。本課題では、相互に通信する一方の機器にのみ妨害波を印加して電波干渉特性を測定する方法を開発するとともに、干渉のメカニズムをシミュレーションする方法も検討し、測定値とシミュレーション値がほぼ一致することを確認した。また、干渉試験サイト評価用の光給電アンテナや干渉対策用の吸収体についても全く新しいタイプのものを開発した。

  • Research Products

    (24 results)

All 2009 2008 2007 2006

All Journal Article (10 results) (of which Peer Reviewed: 8 results) Presentation (12 results) Book (1 results) Patent(Industrial Property Rights) (1 results)

  • [Journal Article] 低速ベースバンド伝送信号が高周波帯マルチトーン伝送信号に与える影響とその対策2009

    • Author(s)
      樋熊利康、向井卓也、徳田正満
    • Journal Title

      電子情報通信学会論文誌B Vol.J92-B, No.2

      Pages: 458-468

    • Peer Reviewed
  • [Journal Article] 空調金属配管を伝送媒体に用いた伝送システムのEMC特性2008

    • Author(s)
      樋熊利康、渡邊陽介、徳田正満
    • Journal Title

      電気学会論文誌C 128巻, 9号

      Pages: 1422-1430

    • Peer Reviewed
  • [Journal Article] 電磁両立性(EMC)に関する規格・基準化の動向2008

    • Author(s)
      徳田正満
    • Journal Title

      電気学会誌 128巻、12号

      Pages: 816-819

  • [Journal Article] GTEMセルを用いたUWB/無線LAN間の電波干渉の評価2007

    • Author(s)
      山田将史、石上 忍、後藤 薫、松本 泰、徳田正満
    • Journal Title

      電子情報通信学会論文誌B Vol.J90-B, No.11

      Pages: 1206-1212

    • Peer Reviewed
  • [Journal Article] 光給電法を用いた1GHz以上EMI試験サイト評価用アンテナの広帯域化2007

    • Author(s)
      田中秀康、板倉成孝、岡野好伸、徳田正満
    • Journal Title

      電子情報通信学会論文誌B Vol.J90-B, No.11

      Pages: 1089-1096

    • Peer Reviewed
  • [Journal Article] 地上デジタルテレビ用小形広帯域アンテナの開発2007

    • Author(s)
      岡野好伸、坂内功治
    • Journal Title

      電子情報通信学会論文誌B Vol.J90-B、No.7

      Pages: 679-688

    • Peer Reviewed
  • [Journal Article] 便利で安心な社会を支えるEMC(電磁両立性)2007

    • Author(s)
      徳田正満
    • Journal Title

      応用物理 第76巻、第6号

      Pages: 606-611

  • [Journal Article] Trans- mission loss and radiated electric field characteristics of transmission medium for ubiquitous network2007

    • Author(s)
      T. Higuma, N. Kushiro, M. Nakata, Y. Watanabe and M. Tokuda
    • Journal Title

      IEEE Transaction on Consumer Electronics Vol.53, No.1

      Pages: 131-138

    • Peer Reviewed
  • [Journal Article] 金属パッチ素子を装荷した多周波数対応型電磁波吸収壁の開発2006

    • Author(s)
      岡野好伸、安井裕史、佐藤烈士
    • Journal Title

      電子情報通信学会論文誌B Vol.J89-B、No.10

      Pages: 2022-2034

    • Peer Reviewed
  • [Journal Article] ディジタル信号線からの放射エミッションを示す指標2006

    • Author(s)
      宮崎千春、佐々木雄一、岡尚人、徳田正満
    • Journal Title

      電気学会論文誌A 126巻、7号

      Pages: 810-817

    • Peer Reviewed
  • [Presentation] Method of evaluating electromagnetic- interference characteristics of wireless LANs by narrowing frequency bandwidth of desired waves2009

    • Author(s)
      H. Koyama, M. Tokuda and N. Fujita
    • Organizer
      20^<th> International Zurich Symposium on EMC (EMC Zurich 2009)
    • Place of Presentation
      チューリッヒ(スイス)
    • Year and Date
      2009-01-15
  • [Presentation] Development of Thin Electromagnetic Wave Absorption Wall using Patch Elements2009

    • Author(s)
      Y. Okano
    • Organizer
      20^<th> International Zurich Symposium on EMC (EMC Zurich 2009)
    • Place of Presentation
      チューリッヒ(スイス)
    • Year and Date
      2009-01-14
  • [Presentation] Radiation characteristic of mono-conical antenna for wideband electromagnetic field generation2009

    • Author(s)
      S. Inoue, H. Abe, M. Tokuda and S. Ishigami
    • Organizer
      20^<th> International Zurich Symposium on EMC (EMC Zurich 2009)
    • Place of Presentation
      チューリッヒ(スイス)
    • Year and Date
      2009-01-13
  • [Presentation] An Optical Feeding Antenna with Wide Bandwidth for Evaluation of Radiated Emission Test Site above 1 GHz2008

    • Author(s)
      H. Abe, H. Tanaka, M. Tokuda and S. Ishigami
    • Organizer
      2008 IEEE EMC International Symposium, WED-AM-6-OF-2
    • Place of Presentation
      デトロイト(米国)
    • Year and Date
      2008-08-20
  • [Presentation] Evaluation of Interference between MB-OFDM UWB and Wireless LAN Systems using a GTEM Cell2008

    • Author(s)
      H. Kamiya, M. Yamada, S. Ishigami, K. Gotoh, Y. Matsumoto and M. Tokuda
    • Organizer
      2008 IEEE EMC International Symposium, THU-PM-2-5
    • Place of Presentation
      デトロイト(米国)
    • Year and Date
      2008-08-19
  • [Presentation] A new method for measuring interference between UWB and wireless LAN systems2008

    • Author(s)
      H. Kamiya, M. Yamada, S. Ishigami, K. Gotoh, Y. Matsumoto and M. Tokuda
    • Organizer
      2008 IEEE International Wireless Communications and Mobile Computing Conference (IWCMC)
    • Place of Presentation
      クレタ(ギリシャ)
    • Year and Date
      2008-08-07
  • [Presentation] Radiation characteristic of mono- conical antenna for wideband electromagnetic field generation2008

    • Author(s)
      H. Abe, M. Tokuda and S. Ishigami
    • Organizer
      2008 Asia-Pacific Symposium on EMC
    • Place of Presentation
      シンガポール
    • Year and Date
      2008-05-20
  • [Presentation] Evaluation of interference between MB-OFDM UWB and wireless LAN systems using a TEM cell2008

    • Author(s)
      H. Kamiya, M. Yamada, S. Ishigami, K. Gotoh, Y. Matsumoto and M. Tokuda
    • Organizer
      2008 Asia-Pacific Symposium on EMC
    • Place of Presentation
      シンガポール
    • Year and Date
      2008-05-19
  • [Presentation] Degree of unbalance about earth and radiated emission of differential type microstrip line in GHz band2007

    • Author(s)
      M. Shiota, K. Matsubara, M. Tokuda and C. Miyazaki
    • Organizer
      2007 IEEE EMC International Symposium, TUPMPS04
    • Place of Presentation
      ホノルル(ハワイ)
    • Year and Date
      2007-07-10
  • [Presentation] Evaluation of electromagnetic interference between UWB system and wireless LAN using a GTEM cell2007

    • Author(s)
      M. Yamada, M. Tokuda, S. Ishigami, K. Gotoh and Y. Matsumoto,
    • Organizer
      2007 IEEE EMC International Symposium, TUAM44
    • Place of Presentation
      ホノルル(ハワイ)
    • Year and Date
      2007-07-10
  • [Presentation] An optical feeding antenna with wide bandwidth for evaluation of radiated emission test site above 1 GHz2006

    • Author(s)
      H. Tanaka, S. Itakura, Y. Okano and M. Tokuda
    • Organizer
      emc europe 2006 barcelona, International Symposium on EMC, Barcelona
    • Place of Presentation
      バルセロナ(スペイン)
    • Year and Date
      2006-09-06
  • [Presentation] A Study on Degree of Unbalance about Earth and Radiated Emission of Differential Microstrip Line up to 3GHz by the 4-terminal pair network chain matrix theory2006

    • Author(s)
      M. Shiota, K. Matsubara, C. Miyazaki and M. Tokuda
    • Organizer
      International conference on electronics packaging 2006 (ICEP 2006)
    • Place of Presentation
      東京(日本)
    • Year and Date
      2006-04-20
  • [Book] 電気学会ホームネットワークとEMC調査専門委員会編(委員長:徳田正満、幹事:岡野好伸)、ホームネットワークとEMC2006

    • Total Pages
      1-263
    • Publisher
      オーム社
  • [Patent(Industrial Property Rights)] プレートアンテナおよびそのアンテナを備える通信端末2008

    • Inventor(s)
      岡野好伸
    • Industrial Property Rights Holder
      岡野好伸、高橋 斉
    • Industrial Property Number
      特許第4067041号
    • Filing Date
      2008-01-18

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Published: 2010-06-10   Modified: 2016-04-21  

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