H03F 2203/45012
The addition of two signals being made in a switched capacitor circuit
Official title: the addition of two signals being made in a switched capacitor circuit for producing the common mode signal
H03F2203/45012 (The addition of two signals being made in a switched capacitor circuit) appears on 18 US grants and 13 published applications in this corpus.
Search patents in H03F- Granted patents
- 18
- Published applications
- 13
- Assignees
- 13
- Inventors
- 25
- Latest grant
- 5 Sep 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 1 |
| 2017 | 2 | 2 |
| 2018 | 1 | 0 |
| 2019 | 1 | 3 |
| 2020 | 3 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Gain-boosted class-AB differential residue amplifier in a pipelined Analog-to-Digital Converter (ADC) using switched-capacitor common-mode feedback to eliminate tail current sources5 Sep 2023US 11,750,160 B1Caelus Technologies Limited
- Switched capacitor circuit to make amount of change in reference voltage even regardless of input level15 Dec 2020US 10,868,502 B2Samsung Electronics Co., Ltd.
- Chopper amplifiers with high pass filter for suppressing chopping ripple2 Jun 2020US 10,673,389 B2Linear Technology Holding LLC
- Amplifier arrangement and switched capacitor integrator14 Apr 2020US 10,622,950 B2Ams AG
- Switched capacitor circuit to make amount of change in reference voltage even regardless of input level12 Nov 2019US 10,476,449 B2Samsung Electronics Co., Ltd.
- Switched capacitor circuit to make amount of change in reference voltage even regardless of input level5 Mar 2020US 2020/0076381 A1Samsung Electronics Co., Ltd.
- Switched capacitor circuit to make amount of change in reference voltage even regardless of input level6 Jun 2019US 2019/0173436 A1Samsung Electronics Co., Ltd.
- Chopper amplifiers with high pass filter for suppressing chopping ripple23 May 2019US 2019/0158034 A1Linear Technology Holding LLC
- Amplifier arrangement and switched capacitor integrator3 Jan 2019US 2019/0006998 A1Ams AG
- Amplifying circuit16 Nov 2017US 2017/0331432 A1Shenzhen Goodix Technology Co., Ltd.
Most cited
By later US patents
- Internal all-differential operational amplifier for CMOS integrated circuits15US 4,714,895 ASGS Microelettronica S.p.A. · 1987
- Signal processing circuit, resolver digital converter, and multipath nested mirror amplifier13US 9,166,541 B2Renesas Electronics Corporation · 2015
- Operational amplifier8US 4,963,834 ANEC Corporation · 1990
- Cascode circuit operable at a low working voltage and having a high output impedance7US 5,625,313 ANEC Corporation · 1997
- Gain-boosted class-AB differential residue amplifier in a pipelined Analog-to-Digital Converter (ADC) using switched-capacitor common-mode feedback to eliminate tail current sources4US 11,750,160 B1Caelus Technologies Limited · 2023