Improved Biquad Structures Using Double-Output Transconductance Blocks for Tunable Continuous-Time Filters

Analog Integrated Circuits and Signal Processing

Volumn 13, Issue 3, 1997, Pages 233-240

  Prodanov, Vladimir L ^a,b,c   Green, Michael M ^{a,d,e,f,g,h,i}  

^a Stony Brook University   (United States)

^b TECHNICAL UNIVERSITY OF SOFIA   (Bulgaria)

^c STONY BROOK UNIVERSITY   (United States)

^d UNIVERSITY OF CALIFORNIA   (United States)

^e UNIVERSITY OF CALIFORNIA   (United States)

^f UNIVERSITY OF CALIFORNIA   (United States)

^g Eta Kappa Nu   (United States)

^h IEEE

ⁱ CAS Nonlinear Circt Syst Tech C

Author keywords

Active filters; Analog integrated circuits; Biquadratic filters; Continous time filters; Tunable filters

Indexed keywords

CAPACITORS; COMPUTER SIMULATION; ELECTRIC CURRENTS; INTEGRATED CIRCUITS; POLES AND ZEROS; TRANSCONDUCTANCE;

CONTINUOUS TIME FILTERS; TUNABLE FILTERS;

ACTIVE FILTERS;

EID: 0031192815     PISSN: 09251030     EISSN: None     Source Type: Journal    
DOI: 10.1023/A:1008210029038     Document Type: Article

References (6)

1. C.-M. Chang and P.-C. Chen, "Universal active filter with current gain using OTAs." International Journal of Electronics 71(5), pp. 805-808, Nov. 1991.
2. R. L. Geiger and E. Sánchez-Sinencio, "Active filter design using operational transconductance amplifiers; a tutorial." IEEE Circuit and Devices Mag. 1, pp. 20-32, March 1985.
3. H. Khorramabadi and P. R. Gray, "High-frequency CMOS continuous-time filters." IEEE Journal of Solid-State Circuits 19, pp. 939-948, Dec. 1984.
4. R. Nawrocki and U. Klein, "New OTA-capacitor realization of a universal biquad." Electronics Letters 22(1), pp. 50-51, Jan. 1986.
5. E. Sanchez-Sinencio, R. L. Geiger and H. Nevarez-Lozano, "Generation of continuous-time two integrator loup OTA filter structures." IEEE Transactions on Circuits and Systems 35(8), pp. 936-945, Aug. 1988.
6. Y.-T. Wang and A. A. Abidi, "CMOS active filter design at very high frequencies." IEEE Journal of Solid-State Circuits 25, pp. 1562-1574, Dec. 1990.