H03F 2203/45578
The ic comprising one or more diodes as level shifters
Official title: the IC comprising one or more diodes as level shifters
H03F2203/45578 (The ic comprising one or more diodes as level shifters) appears on 14 US grants and 5 published applications in this corpus.
Search patents in H03F- Granted patents
- 14
- Published applications
- 5
- Assignees
- 12
- Inventors
- 19
- Latest grant
- 21 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Envelope tracking method and device21 Oct 2025US 12,451,843 B2Zte Corporation
- Amplifier18 Jun 2019US 10,326,416 B2Sumitomo Electric Industries, Ltd.
- Receiving circuit6 Nov 2012US 8,305,145 B2Renesas Electronics Corporation
- Differential amplifier1 Jun 2010US 7,728,667 B2Yokogawa Electric Corporation
- Wideband variable gain amplifier with low power supply voltage24 Jun 2003US 6,583,668 B1Euvis, Inc.
- Envelope tracking method and device10 Nov 2022US 2022/0360228 A1Zte Corporation
- Amplifier1 Nov 2018US 2018/0316323 A1Sumitomo Electric Industries, Ltd.
- Receiving circuit14 Jul 2011US 2011/0169565 A1Renesas Electronics Corporation
- Differential amplifier5 Mar 2009US 2009/0058522 A1Yokogawa Electric Corporation
- Constant transconductance differential amplifier11 Jul 2002US 2002/0089377 A1
Most cited
By later US patents
- Single-ended and differential transistor amplifier circuits with full signal modulation compensation techniques which are technology independent21US 5,343,163 AHughes Aircraft Company · 1994
- Amplifier with actively clamped load19US 5,206,550 ATexas Instruments Incorporated · 1993
- Cascode operational amplifier with multiple input stage19US 5,604,464 AAdvanced Micro Devices, Inc. · 1997
- Signal-processing circuitry with intrinsic temperature insensitivity18US 4,268,759 AAnalog Devices, Inc. · 1981
- Differential amplification circuit and method of noise removal15US 5,898,341 AFujitsu Limited · 1999