<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>One possible application of the multiple-output electronically-tunable active building block as a universal filter with distributed feedback structure is presented. The suggested structure is less conventional than the well-known state-variable Kerwin-Huelsman-Newcomb but allows the same filter configurations with the similar properties. The major current-mode design approach disadvantage, <italic>ie</italic>, the necessity of multiple current outputs, is demonstrated. To date even a rather big line of the commercially available devices do not solve this problem. Some features of the active block used for modelling and transistor-level simulation are briefly discussed. The obvious chance for electronic tuning of the proposed filter is verified.</p></abstract>

One possible application of the multiple-output electronically-tunable active building block as a universal filter with distributed feedback structure is presented. The suggested structure is less conventional than the well-known state-variable Kerwin-Huelsman-Newcomb but allows the same filter configurations with the similar properties. The major current-mode design approach disadvantage, ie, the necessity of multiple current outputs, is demonstrated. To date even a rather big line of the commercially available devices do not solve this problem. Some features of the active block used for modelling and transistor-level simulation are briefly discussed. The obvious chance for electronic tuning of the proposed filter is verified.

Universal Tunable Current-Mode Biquad Employing Distributed Feedback Structure with MO-CCCII

Department of Radio Electronics, University of Technology Brno, Purkynova 118, 612 00 Brno, Czech Republic

Journal of Electrical Engineering

One possible application of the multiple-output electronically-tunable active building block as a universal filter with distributed feedback structure is...

Universal Tunable Current-Mode Biquad Employing Distributed Feedback Structure with MO-CCCII

Published Online: Jun 07, 2011

Page range: 52 - 56

DOI: https://doi.org/10.2478/v10187-010-0007-6

Keywords
current-mode, universal biquad, multi-output current conveyors, electronic adjusting

This content is open access.

Universal Tunable Current-Mode Biquad Employing Distributed Feedback Structure with MO-CCCII

Published Online: Jun 07, 2011

Page range: 52 - 56

DOI: https://doi.org/10.2478/v10187-010-0007-6

Keywordscurrent-mode, universal biquad, multi-output current conveyors, electronic adjusting

This content is open access.

Keywords
current-mode, universal biquad, multi-output current conveyors, electronic adjusting