H03F 2203/45648
The lc comprising two current sources, which are not cascode current sources
Official title: the LC comprising two current sources, which are not cascode current sources
H03F2203/45648 (The lc comprising two current sources, which are not cascode current sources) appears on 171 US grants and 117 published applications in this corpus.
Search patents in H03F- Granted patents
- 171
- Published applications
- 117
- Assignees
- 120
- Inventors
- 265
- Latest grant
- 8 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 6 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 2 |
| 2002 | 4 | 4 |
| 2003 | 3 | 5 |
| 2004 | 8 | 6 |
| 2005 | 2 | 3 |
| 2006 | 7 | 3 |
| 2007 | 2 | 3 |
| 2008 | 4 | 10 |
| 2009 | 12 | 12 |
| 2010 | 13 | 19 |
| 2011 | 18 | 9 |
| 2012 | 8 | 4 |
| 2013 | 8 | 11 |
| 2014 | 14 | 9 |
| 2015 | 4 | 4 |
| 2016 | 5 | 2 |
| 2017 | 1 | 1 |
| 2018 | 1 | 1 |
| 2019 | 3 | 2 |
| 2020 | 1 | 0 |
| 2021 | 1 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 2 |
| 2024 | 1 | 1 |
| 2025 | 2 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Amplifier circuit to enable accurate measurement of small electrical signals8 Jul 2025US 12,355,469 B2Insiava (Pty) Limited
- Trans-impedance amplifier for ultrasound device and related apparatus and methods18 Feb 2025US 12,231,097 B2Bfly Operations, Inc.
- Trans-impedance amplifier for ultrasound device and related apparatus and methods2 Jan 2024US 11,863,133 B2Bfly Operations, Inc.
- Circuit which reuses current to synthesize negative impedance13 Jun 2023US 11,677,359 B2Realtek Semiconductor Corp.
- Source driver having an output buffer circuit with slew rate compensation and display device thereof29 Nov 2022US 11,515,848 B2Samsung Electronics Co., Ltd.
- Trans-impedance amplifier for ultrasound device and related apparatus and methods5 Jun 2025US 2025/0183859 A1
- Circuit for voltage offset compensation16 Jan 2025US 2025/0023531 A1STMicroelectronics International N. V.
- Trans-impedance amplifier for ultrasound device and related apparatus and methods11 Apr 2024US 2024/0120891 A1Bfly Operations, Inc.
- Circuit which reuses current to synthesize negative impedance19 Jan 2023US 2023/0015034 A1Realtek Semiconductor Corp.
- An amplifier circuit to enable accurate measurement of small electrical signals19 Jan 2023US 2023/0016043 A1Insiava (Pty) Limited
Most cited
By later US patents
- Adaptive operational amplifier offset voltage trimming system58US 6,194,962 B1Analog Devices, Inc. · 2001
- Voltage-to-current converter32US 4,675,594 AHoneywell Inc. · 1987
- Analog filter circuit and semiconductor integrated circuit device using the same29US 5,594,383 AHitachi, Ltd. · 1997
- Operational amplifier25US 4,048,575 AMotorola, Inc. · 1977
- Trans-impedance amplifier for ultrasound device and related apparatus and methods24US 10,187,020 B2Butterfly Network, Inc. · 2019