Discrete time charge sharing IIR bandpass filter incorporating clock phase reuse

AA Bozorg, RB Staszewski - US Patent 11,190,167, 2021 - Google Patents
A novel and useful discrete time IIR bandpass filter is disclosed that takes advantage of
clock phase reuse thereby leading to significant improvements in filtering, especially stop …

Discrete time IIR filter with high stop band rejection

AA Bozorg, RB Staszewski - US Patent 10,840,890, 2020 - Google Patents
A novel and useful high-order discrete-time charge rotating (CR) infinite impulse response
(IIR) low pass filter is presented. The filter utilizes history capacitor arrays incorporating …

Discrete time filter network

I Madadi, M Tohidian, SARA Mehr - US Patent 10,749,503, 2020 - Google Patents
A discrete time filter network with an input signal connection and an output signal connection
and comprising a capacitor bank with a plurality of history capacitors, and at least one …

Voltage generating circuit

HC Fan - US Patent 9,465,395, 2016 - Google Patents
Switch configured to couple the second Voltage terminal to a capacitance-compensating
terminal based on the input signal;(3) a compensating capacitor configured to be coupled …