Filters using operational amplifier poles

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H03H11/1226

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HELECTRICITY H03Electronic circuits H03HIMPEDANCE NETWORKS H03H11/00Networks using active elements

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H03H11/1226Filters using operational amplifier poles

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Patents Grantslast 30 patents

Information Patent Grant
Programmable baseband filter for selectively coupling with at least...
- Patent number 11,962,278
- Issue date Apr 16, 2024
- QUALCOMM Incorporated
- Ahmed Abbas Mohamed Helmy
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Programmable baseband filter for selecting between single-pole or c...
- Patent number 11,863,140
- Issue date Jan 2, 2024
- QUALCOMM Incorporated
- Ahmed Abbas Mohamed Helmy
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Biquad filter
- Patent number 11,695,391
- Issue date Jul 4, 2023
- Kabushiki Kaisha Toshiba
- Makoto Morita
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Transfer-function control in an active filter
- Patent number 8,120,417
- Issue date Feb 21, 2012
- Texas Instruments Incorporated
- Anand Kannan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Active-R filter
- Patent number 3,955,150
- Issue date May 4, 1976
- The United States of America as represented by the United States Energy Resea...
- Michael A. Soderstrand
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
BIQUAD FILTER
- Publication number 20220069805
- Publication date Mar 3, 2022
- Kabushiki Kaisha Toshiba
- Makoto MORITA
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
PROGRAMMABLE BASEBAND FILTER FOR SELECTING BETWEEN SINGLE-POLE OR C...
- Publication number 20210409041
- Publication date Dec 30, 2021
- QUALCOMM Incorporated
- Ahmed ABBAS MOHAMED HELMY
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
TRANSFER-FUNCTION CONTROL IN AN ACTIVE FILTER
- Publication number 20110012678
- Publication date Jan 20, 2011
- TEXAS INSTRUMENTS INCORPORATED
- ANAND KANNAN
- H03 - BASIC ELECTRONIC CIRCUITRY