Table of Contents
Advances in Electronics
Volume 2014 (2014), Article ID 176243, 15 pages
http://dx.doi.org/10.1155/2014/176243
Research Article

Design of CDTA and VDTA Based Frequency Agile Filters

1Department of Electronics and Communication Engineering, Delhi Technological University, Delhi 110042, India
2Department of Electrical Engineering, Delhi Technological University, Delhi 110042, India

Received 21 May 2014; Revised 3 November 2014; Accepted 3 November 2014; Published 23 December 2014

Academic Editor: Weisheng Zhao

Copyright © 2014 Neeta Pandey 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. P. I. Mak, U. Seng-Pan, and R. P. Martins, Analog-Baseband Architecture and Circuits for Multistandard and Low Voltage Wireless Transceivers, Analog Integrated Circuits and Signal Processing, 2007.
  2. Y. Lakys and A. Fabre, “Multistandard transceivers: state of the art and a new versatile implementation for fully active frequency agile filters,” Analog Integrated Circuits and Signal Processing, vol. 74, no. 1, pp. 63–78, 2013. View at Publisher · View at Google Scholar · View at Scopus
  3. Y. Lakys and A. Fabre, “A fully active frequency agile filter for multistandard transceivers,” in Proceedings of the International Conference on Applied Electronics (AE '11), pp. 1–7, September 2011. View at Scopus
  4. S. Kaehlert, D. Bormann, T. D. Werth, M.-D. Wei, L. Liao, and S. Heinen, “Design of frequency agile filters in RF frontend circuits,” in Proceedings of the IEEE Radio and Wireless Symposium (RWS '12), pp. 13–16, Santa Clara, Calif, USA, January 2012. View at Publisher · View at Google Scholar
  5. A. J. X. Chen, Y. Wu, J. Hodiak, and P. K. L. Yu, “Frequency agile digitally tunable microwave photonic filter,” in Proceedings of the International Topical Meeting on Microwave Photonics (MWP '03), pp. 89–92, September 2003. View at Publisher · View at Google Scholar
  6. G. Subramanyam, F. W. van Keuls, and F. A. Miranda, “A K-band-frequency agile microstrip bandpass filter using a thin-film hts/ferroelectric/dielectric multilayer configuration,” IEEE Transactions on Microwave Theory and Techniques, vol. 48, no. 4, pp. 525–530, 2000. View at Publisher · View at Google Scholar · View at Scopus
  7. H. Chandrahalim, S. A. Bhave, R. G. Polcawich, J. Pulskamp, and R. Kaul, “A Pb(Zr0.55Ti0.45) O3-transduced fully differential mechanically coupled frequency agile filter,” IEEE Electron Device Letters, vol. 30, no. 12, pp. 1296–1298, 2009. View at Publisher · View at Google Scholar · View at Scopus
  8. M. W. Wyville, R. C. Smiley, and J. S. Wight, “Frequency agile RF filter for interference attenuation,” in Proceedings of the 6th IEEE Radio and Wireless Week (RWW '12), pp. 399–402, Santa Clara, Calif, USA, January 2012. View at Publisher · View at Google Scholar · View at Scopus
  9. H. H. Sigmarsson, J. Lee, D. Peroulis, and W. J. Chappell, “Reconfigurable-order bandpass filter for frequency agile systems,” in Proceedings of the IEEE MTT-S International Microwave Symposium (MTT '10), pp. 1756–1759, Anaheim, Calif, USA, May 2010. View at Publisher · View at Google Scholar · View at Scopus
  10. Y. Lakys, B. Godara, and A. Fabre, “Cognitive and encrypted communications, part 2: a new approach to active frequency-agile filters and validation results for an agile bandpass topology in SiGe-BiCMOS,” in Proceedings of the 6th International Conference on Electrical and Electronics Engineering (ELECO '09), pp. II16–II29, November 2009. View at Scopus
  11. V. Biolkova and D. Biolek, “Shadow filters for orthogonal modification of characteristic frequency and bandwidth,” Electronics Letters, vol. 46, no. 12, pp. 830–831, 2010. View at Publisher · View at Google Scholar · View at Scopus
  12. Y. Lakys and A. Fabre, “Shadow filters—new family of second-order filters,” Electronics Letters, vol. 46, no. 4, pp. 276–277, 2010. View at Publisher · View at Google Scholar · View at Scopus
  13. D. Biolek, “CDTA-building block for current-mode analog signal processing,” in Proceedings of the European Conference on Circuit Theory and Design (ECCTD '03), vol. III, pp. 397–400, Krakow, Poland, 2003.
  14. D. Biolek, V. Biolkova, and Z. Kolka, “Current-mode biquad employing single CDTA,” Indian Journal of Pure and Applied Physics, vol. 47, no. 7, pp. 535–537, 2009. View at Google Scholar · View at Scopus
  15. M. Kumngern, P. Phatsornsiri, and K. Dejhan, “Four inputs and one output current-mode multifunction filter using CDTAs and all-grounded passive components,” in Proceedings of the 10th International Conference on ICT and Knowledge Engineering, ICT and Knowledge Engineering, pp. 59–62, Bangkok, Thailand, November 2012. View at Publisher · View at Google Scholar · View at Scopus
  16. S. K. Pandey, A. P. Singh, M. Kumar, S. Dubey, and P. Tyagi, “A current mode second order filter using dual output CDTA,” International Journal of Computer Science & Communication Networks, pp. 210–213, 2012. View at Google Scholar
  17. F. Kacar and H. Kuntman, “A new cmos current differencing transconductance amplifier (CDTA) and its biquad filter application,” in Proceedings of the IEEE (EUROCON '09), pp. 189–196, St Petersburg, Russia, May 2009. View at Publisher · View at Google Scholar · View at Scopus
  18. D. Biolek, E. Hancioglu, and A. Ü. Keskin, “High-performance current differencing transconductance amplifier and its application in precision current-mode rectification,” International Journal of Electronics and Communications, vol. 62, no. 2, pp. 92–96, 2008. View at Publisher · View at Google Scholar · View at Scopus
  19. A. Uygur, H. Kuntman, and A. Zeki, “Multi-input multi-output CDTA-based KHN filter,” in Proceedings of the IEEE International Microwave Symposium Digest, pp. 1756–1759, 2010.
  20. W. Chiu, S. I. Liu, H. W. Tsao, and J. J. Chen, “CMOS differential difference current conveyor and their applications,” IEE Proceedings-Circuits Devices Systems, vol. 143, no. 2, pp. 91–96, 1996. View at Publisher · View at Google Scholar
  21. Z. Wang, “2-MOSFET transresistor with extremely low distortion for output reaching supply voltages,” Electronics Letters, vol. 26, no. 13, pp. 951–952, 1990. View at Publisher · View at Google Scholar · View at Scopus
  22. D. Biolek, M. Shaktour, V. Biolkova, and Z. Kolka, “Current-input current-output universal biquad employing two bulk-driven VDTAs,” in Proceedings of the 4th International Congress on Ultra Modern Telecommunications and Control Systems (ICUMT '12), pp. 484–489, St. Petersburg, Russia, October 2012. View at Publisher · View at Google Scholar · View at Scopus
  23. J. Satansupa and W. Tangsrirata, “Single VDTA based current mode electronically tunable multifunction filter,” in Proceedings of the 4th International Science, Social Science, Engineering and Energy Conference (ISEEC '12), pp. 1–8, 2012.
  24. P. Phatsornsiri, P. Lamun, M. Kumngern, and U. Torteanchai, “Current-mode third-order quadrature oscillator using VDTAs and grounded capacitors,” in Proceedings of the 4th Joint International Conference on Information and Communication Technology, Electronic and Electrical Engineering (JICTEE '14), pp. 1–4, IEEE, Chiang Rai, Thailand, March 2014. View at Publisher · View at Google Scholar · View at Scopus
  25. T. Pourak, P. Suwanjan, W. Jaikla, and S. Maneewan, “Simple quadrature sinusoidal oscillator with orthogonal control using single active element,” in Proceedings of the International Conference on Signal Processing and Integrated Networks (SPIN '14), pp. 1–4, 2014.
  26. M. Srivastava, D. Prasad, and D. R. Bhaskar, “New Parallel R-L impedance using single VDTA and its high pass filter application,” in Proceedings of the International Conference on Signal Processing and Integrated Networks (SPIN '14), pp. 535–537, 2014.
  27. K. Chumwangwapee, W. Jaikla, W. Sunthonkanokpong, W. Jaikhang, S. Maneewan, and B. Sreewirote, “High input impedance mixed-mode biquad filter with orthogonal tune of natural frequency and quality factor,” in Proceedings of the 4th Joint International Conference on Information and Communication Technology, Electronic and Electrical Engineering (JICTEE '14), pp. 1–4, Chiang Rai, Thailand, March 2014. View at Publisher · View at Google Scholar · View at Scopus