Broken loop switched capacitor high pass filter

Details Broken loop switched capacitor high pass filter Broken loop switched capacitor high pass filter

1984-06-28

1986-07-15

LaRoche, Eugene R.

Wave transmission lines and networks

Coupling networks

Frequency domain filters utilizing only lumped parameters

333214, H03H 1112

Patent

active

046009043

ABSTRACT:
A switched-capacitor high pass filter is disclosed and in which a switched capacitor approximation of an inductor is inserted in the direct coefficient loop to prevent instability. The value of the inductor is selected to compensate for the filter termination phase error.

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Pandel, J. and Dawei H.; "Novel Realization of Floating Voltage Inverter Switches & Inductances for Switched Capacitor Filter"; 15th Conf. on Circuits, Systems & Computers; Pacific Gr., Ca., pp. 293-297.
MOS Switched Capacitor Ladder Filters; D. J. Allstot, R. W. Brodersen, P. R. Gray, IEEE Journal of Solid State Circuits; vol. SC-13, No. 6; 12/1978.
Design Techniques for MOS Switched Capacitor Ladder Filters; G. M. Jacobs, D. J. Allstot, R. W. Brodersen, P. R. Gray; IEEE Transactions on Circuits and Systems; vol. CAS-25, No. 12; 12/1978.
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