H03H 2011/0477
Using current feedback operational amplifiers
Official title: {using current feedback operational amplifiers}
H03H2011/0477 (Using current feedback operational amplifiers) appears on 13 US grants and 10 published applications in this corpus.
Search patents in H03H- Granted patents
- 13
- Published applications
- 10
- Assignees
- 7
- Inventors
- 13
- Latest grant
- 16 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 3 | 2 |
| 2016 | 0 | 0 |
| 2017 | 4 | 3 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 2 | 2 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
By publication year.
Recent patents
- Canonical lowpass filter with digitally programmable cutoff frequency settings using current followers16 Dec 2025US 12,500,575 B2King Fahd University of Petroleum and Minerals
- Method for tunably multiplying an impedance13 Dec 2022US 11,528,011 B2King Fahd University of Petroleum and Minerals
- Tunable grounded positive and negative impedance multiplier10 May 2022US 11,329,631 B1King Fahd University of Petroleum and Minerals
- Jitter attenuation buffer structure23 Mar 2021US 10,958,248 B1International Business Machines Corporation
- Grounded capacitance multipliers with electronic tuning possibility using single current feedback amplifier13 Aug 2019US 10,382,011 B2Yeditepe Universitesi
- Canonical lowpass filter with digitally programmable cutoff frequency settings using current followers4 Sep 2025US 2025/0279767 A1King Fahd University of Petroleum and Minerals
- Method for tunably multiplying an impedance14 Jul 2022US 2022/0224312 A1King Fahd University of Petroleum and Minerals
- Tunable grounded positive and negative impedance multiplier19 May 2022US 2022/0158625 A1King Fahd University of Petroleum and Minerals
- Grounded capacitance multipliers with electronic tuning possibility using single current feedback amplifier6 Dec 2018US 2018/0351536 A1Yeditepe Universitesi
- Floating immittance emulator25 May 2017US 2017/0149413 A1King Fahd University of Petroleum and Minerals
Most cited
By later US patents
- Tunable grounded positive and negative impedance multiplier5US 11,329,631 B1King Fahd University of Petroleum and Minerals · 2022
- Optimal low power complex filter5US 9,148,183 B2King Abdulaziz City for Science and Technology · 2015
- Analog active low-pass filters5US 9,172,354 B2Analog Devices, Inc. · 2015
- Floating immittance emulator5US 9,548,721 B1King Fahd University of Petroleum and Minerals · 2017
- Voltage fed feed forward active EMI filter4US 9,048,817 B2Hamilton Sundstrand Corporation · 2015