Christopher J O'Neill

US Patent:

20210336597, Oct 28, 2021

Filed:

Apr 28, 2020

Appl. No.:

16/861087

Inventors:

- Norwood MA, US
Ekrem Oran - Hollis NH, US
Christopher O'Neill - Chelmsford MA, US
Kasey Chatzopoulos - Londonderry NH, US

International Classification:

H03H 7/01

Abstract:

Customizable tunable filters are provided herein. In certain implementations, a tunable filter including: a first filter bank including a plurality of high-pass filters each having a different cutoff frequency, and a second filter bank including a plurality of low-pass filters each having a different cutoff frequency. The tunable filter further includes a first pair of switches configured to select a first filter chosen from the first filter bank, and a second pair of switches configured to select a second filter chosen from the second filter bank. The tunable filter operates with a first cutoff frequency of the first filter and with a second cutoff frequency of the second filter.