• DocumentCode
    342030
  • Title

    Balanced-input-output configuration of laminated planar filter suitable for next-generation super-compact portable telephones

  • Author

    Miyake, Hirokazu ; Ishizaki, T. ; Kitazawa, S. ; Yamada, T. ; Ogawa, K. ; Awai, I.

  • Author_Institution
    Matsushita Nittoh Electr. Co., Kyoto, Japan
  • Volume
    3
  • fYear
    1999
  • fDate
    13-19 June 1999
  • Firstpage
    1143
  • Abstract
    A balanced-input/output configuration of the dielectric laminated planar filter is originally investigated. So far, there has been no balanced dielectric filter. Thus first, a balanced coaxial filter is constructed to prove the basic concept. Then various laminated configurations are discussed to reduce the size. Finally, the possibility of the realization is confirmed experimentally. This filter is suitable for next-generation super-compact portable telephones.
  • Keywords
    UHF filters; baluns; cellular radio; dielectric resonator filters; passive filters; telephone sets; balanced-input-output configuration; dielectric filter; laminated planar filter; super-compact portable telephones; Circuit synthesis; Coaxial components; Dielectrics; Grounding; Impedance matching; Interference; Radio frequency; Resonator filters; SAW filters; Telephony;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Microwave Symposium Digest, 1999 IEEE MTT-S International
  • Conference_Location
    Anaheim, CA, USA
  • Print_ISBN
    0-7803-5135-5
  • Type

    conf

  • DOI
    10.1109/MWSYM.1999.779589
  • Filename
    779589