• DocumentCode
    1909637
  • Title

    New observations on Bias Current variation of op amp oscillators

  • Author

    Biswas, B.N. ; Chatterjee, S. ; Pal, S.

  • Author_Institution
    SKF Group of Instn., Sir J.C. Bose Sch. of Eng., Mankundu, India
  • fYear
    2011
  • fDate
    13-20 Aug. 2011
  • Firstpage
    1
  • Lastpage
    4
  • Abstract
    A new phenomenon called Bias Current Hump in an injection locked op amp oscillator. This phenomenon has been used to design a tracking demodulator that does not require a phase locked nor does it require a discriminator for the demodulation of an FM signal. Experimental results have been presented in support of the theoretical conjecture.
  • Keywords
    demodulators; frequency modulation; operational amplifiers; oscillators; bias current variation; frequency modulation signal; injection locked op amp oscillators; tracking demodulator; Bridge circuits; Demodulation; Frequency modulation; Interference; Operational amplifiers; Oscillators; Synchronization; Injection locking; Wien Bridge oscillator; operational amplifier; pull-in characteristics; synchronization;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    General Assembly and Scientific Symposium, 2011 XXXth URSI
  • Conference_Location
    Istanbul
  • Print_ISBN
    978-1-4244-5117-3
  • Type

    conf

  • DOI
    10.1109/URSIGASS.2011.6050493
  • Filename
    6050493