H03F 2203/45134
The whole differential amplifier together with other coupled stages being fully differential
Official title: the whole differential amplifier together with other coupled stages being fully differential realised
H03F2203/45134 (The whole differential amplifier together with other coupled stages being fully differential) appears on 181 US grants and 187 published applications in this corpus.
Search patents in H03F- Granted patents
- 181
- Published applications
- 187
- Assignees
- 119
- Inventors
- 364
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 2 | 0 |
| 2006 | 4 | 7 |
| 2007 | 9 | 6 |
| 2008 | 11 | 29 |
| 2009 | 16 | 11 |
| 2010 | 12 | 13 |
| 2011 | 9 | 6 |
| 2012 | 9 | 3 |
| 2013 | 4 | 6 |
| 2014 | 4 | 4 |
| 2015 | 4 | 6 |
| 2016 | 4 | 6 |
| 2017 | 6 | 10 |
| 2018 | 12 | 5 |
| 2019 | 9 | 14 |
| 2020 | 12 | 13 |
| 2021 | 12 | 11 |
| 2022 | 14 | 15 |
| 2023 | 10 | 10 |
| 2024 | 4 | 6 |
| 2025 | 8 | 3 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Field effect transistor (FET) transconductance device with varying gate lengths25 Aug 2026US 12,719,426 B2Qorvo US, Inc.
- Variable-gain amplifier, corresponding device and method16 Jun 2026US 12,658,862 B2STMicroelectronics S,r.l.
- Operational amplifier, chip, and electronic device27 Jan 2026US 12,537,492 B2Huawei Technologies Co., Ltd.
- Differential current buffer circuit and dc and alternating current source comprising the same23 Dec 2025US 12,506,470 B2It'is Foundation
- Common-mode feedback2 Dec 2025US 12,489,410 B2Nordic Semiconductor ASA
- Multi-stage amplifier using area-efficient and power-efficient common-mode termination technique8 Jan 2026US 2026/0012134 A1Mediatek Inc.
- Methods and devices including amplifier circuitry19 Jun 2025US 2025/0202443 A1Intel Corporation
- Differential amplifier12 Jun 2025US 2025/0192739 A1NXP B. V.
- Differential current buffer circuit and dc and alternating current source comprising the same29 May 2025US 2025/0175167 A1It'is Foundation
- Self-biased amplifier circuit and a method for controlling a self-biased amplifier circuit27 Jun 2024US 2024/0213938 A1Imec Vzw
Most cited
By later US patents
- Injection locked multi-phase signal generator31US 6,188,291 B1Lucent Technologies Inc. · 2001
- Photoelectric conversion apparatus with fully differential amplifier31US 7,808,537 B2Canon Kabushiki Kaisha · 2010
- Current-controlled CMOS (C3MOS) fully differential integrated wideband amplifier/equalizer with adjustable gain and frequency response without additional power or loading26US 7,598,811 B2Broadcom Corporation · 2009
- Low power, low noise amplifier system24US 7,795,960 B2Analog Devices, Inc. · 2010
- Low voltage fully differential operational amplifier with improved common mode circuitry20US 5,844,442 AAdvanced Micro Devices, Inc. · 1998