H03F 3/45228
Non-folded cascode stages
Official title: {Non-folded cascode stages}
H03F3/45228 (Non-folded cascode stages) appears on 6 US grants and 7 published applications in this corpus.
Search patents in H03F- Granted patents
- 6
- Published applications
- 7
- Assignees
- 7
- Inventors
- 15
- Latest grant
- 22 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2015 | 0 | 2 |
| 2016 | 1 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
By publication year.
Recent patents
- Power amplifier using multi-path common-mode feedback loop22 Jul 2025US 12,368,418 B2Qorvo US, Inc.
- Headphone driver and driving method thereof27 Sep 2022US 11,457,307 B2Macronix Iniernational Co., Ltd.
- Amplifier circuit for cryogenic applications19 May 2020US 10,658,987 B2Rambus Inc.
- Input feed-forward technique for class AB amplifier22 Jan 2019US 10,187,024 B2Mediatek Inc.
- Power amplifier7 Mar 2017US 9,590,561 B2Marvell World Trade Ltd.
- Power amplifier using multi-path common-mode feedback loop10 Jul 2025US 2025/0226802 A1Qorvo US, Inc.
- Power amplifier using multi-path common-mode feedback loop3 Aug 2023US 2023/0246610 A1Qorvo US, Inc.
- Headphone driver and driving method thereof25 Aug 2022US 2022/0272444 A1Macronix International Co., Ltd.
- Amplifier circuit for cyrogenic applications20 Jun 2019US 2019/0190463 A1Rambus Inc.
- Input feed-forward technique for class ab amplifier9 Nov 2017US 2017/0324387 A1Mediatek Inc.
Most cited
By later US patents
- Input feed-forward technique for class AB amplifier1US 10,187,024 B2Mediatek Inc. · 2019
- Operational transconductance amplifier, reconfigurable fully differential voltage sensing amplifier and reconfigurable fully differential capacitive sensing amplifier1US 9,337,779 B2National Taiwan University of Science and Technology · 2016
- Power amplifier1US 9,590,561 B2Marvell World Trade Ltd. · 2017