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Volume 2008 (2008), Article ID 247171, 6 pages
http://dx.doi.org/10.1155/2008/247171
Research Article

CDBA-Based Universal Biquad Filter and Quadrature Oscillator

1Faculty of Engineering, King Mongkut's Institute of Technology Ladkrabang (KMITL), Ladkrabang, Bangkok 10520, Thailand
2Research Center for Communications and Information Technology (ReCCIT), King Mongkut's Institute of Technology Ladkrabang (KMITL), Ladkrabang, Bangkok 10520, Thailand

Received 5 March 2007; Revised 21 June 2007; Accepted 6 December 2007

Academic Editor: Brock J. La Meres

Copyright © 2008 Worapong Tangsrirat et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Linked References

  1. A. Ü. Keskin, “Voltage-mode high-Q band-pass filters and oscillators employing single CDBA and minimum number of components,” International Journal of Electronics, vol. 92, no. 8, pp. 479–487, 2005. View at Publisher · View at Google Scholar
  2. C. Acar and S. Özoǧuz, “A new versatile building block: current differencing buffered amplifier suitable for analog signal-processing filters,” Microelectronics Journal, vol. 30, no. 2, pp. 157–160, 1999. View at Publisher · View at Google Scholar
  3. S. Özoǧuz, A. Toker, and C. Acar, “Current-mode continuous-time fully-integrated universal filter using CDBAs,” Electronics Letters, vol. 35, no. 2, pp. 97–98, 1999. View at Publisher · View at Google Scholar
  4. W. Tangsrirat and W. Surakampontorn, “Realization of multiple-output biquadratic filters using current differencing buffered amplifiers,” International Journal of Electronics, vol. 92, no. 6, pp. 313–325, 2005. View at Publisher · View at Google Scholar
  5. H. Sedef and C. Acar, “On the realization of voltage-mode filters using CDBA,” Frequenz, vol. 54, no. 9-10, pp. 198–202, 2000. View at Google Scholar
  6. K. N. Salama and A. M. Soliman, “Voltage mode Kerwin-Huelsman-Newcomb circuit using CDBAs,” Frequenz, vol. 54, no. 7-8, pp. 90–93, 2000. View at Google Scholar
  7. S. Maheshwari and I. A. Khan, “Novel voltage-mode universal filter using only two CDBAs,” Journal of Circuits, Systems and Computers, vol. 14, no. 1, pp. 159–164, 2005. View at Publisher · View at Google Scholar
  8. A. Ü. Keskin, “Multi-function biquad using single CDBA,” Electrical Engineering, vol. 88, no. 5, pp. 353–356, 2006. View at Publisher · View at Google Scholar
  9. S. Özcan, A. Toker, C. Acar, H. Kuntman, and O. Çiçekoglu, “Single resistance-controlled sinusoidal oscillators employing current differencing buffered amplifier,” Microelectronics Journal, vol. 31, no. 3, pp. 169–174, 2000. View at Publisher · View at Google Scholar
  10. W. Tangsrirat and S. Pisitchalermpong, “CDBA-based quadrature sinusoidal oscillator,” Frequenz, vol. 61, no. 3-4, pp. 102–104, 2007. View at Google Scholar
  11. C. Acar and S. Özoǧuz, “nth-order current transfer function synthesis using current differencing buffered amplifier: signal-flow graph approach,” Microelectronics Journal, vol. 31, no. 1, pp. 49–53, 2000. View at Publisher · View at Google Scholar
  12. 1990, Analog Devices Linear Products Data Book, Norwood, Mass, US.
  13. J. A. Svoboda, L. McGory, and S. Webb, “Applications of a commercially available current conveyor,” International Journal of Electronics, vol. 70, no. 1, pp. 159–164, 1991. View at Publisher · View at Google Scholar