H03K 19/01825
Coupling arrangements, impedance matching circuits
Official title: {Coupling arrangements, impedance matching circuits}
H03K19/01825 (Coupling arrangements, impedance matching circuits) appears on 74 US grants and 33 published applications in this corpus.
Search patents in H03K- Granted patents
- 74
- Published applications
- 33
- Assignees
- 49
- Inventors
- 138
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 1 |
| 2002 | 3 | 2 |
| 2003 | 1 | 1 |
| 2004 | 5 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 3 |
| 2009 | 2 | 2 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 4 | 3 |
| 2018 | 3 | 2 |
| 2019 | 1 | 1 |
| 2020 | 4 | 3 |
| 2021 | 1 | 2 |
| 2022 | 1 | 2 |
| 2023 | 5 | 2 |
| 2024 | 2 | 4 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Distributed feedback in scale up signal paths10 Mar 2026US 12,574,018 B2Micron Technology, Inc.
- Radio frequency interference common mode injection in a C-PHY receiver8 Jul 2025US 12,353,350 B2QUALCOMM Incorporated
- Apparatus for transmitting and receiving a signal, a method of operating the same, a memory device, and a method of operating the memory device10 Sep 2024US 12,088,291 B2Samsung Electronics Co., Ltd.
- Active differential termination circuit to compensate for impedance mismatch25 Jun 2024US 12,021,529 B2Semtech Corporation
- Apparatus for transmitting and receiving a signal, a method of operating the same, a memory device, and a method of operating the memory device24 Oct 2023US 11,799,478 B2Samsung Electronics Co., Ltd.
- Radio frequency interference common mode injection in a c-phy receiver6 Mar 2025US 2025/0077462 A1QUALCOMM Incorporated
- Distributed feedback in scale up signal paths26 Dec 2024US 2024/0429905 A1Micron Technology, Inc.
- Apparatus for transmitting and receiving a signal, a method of operating the same, a memory device, and a method of operating the memory device21 Nov 2024US 2024/0388291 A1Samsung Electronics Co., Ltd.
- Active differential termination circuit to compensate for impedance mismatch21 Mar 2024US 2024/0097659 A1Semtech Corporation
- Apparatus for transmitting and receiving a signal, a method of operating the same, a memory device, and a method of operating the memory device11 Jan 2024US 2024/0014817 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Asymmetrical digital subscriber line (ADSL) line driver circuit59US 5,825,819 AMotorola, Inc. · 1998
- Process for monolithic integration of logic, control, and high voltage interface circuitry50US 4,325,180 ATexas Instruments Incorporated · 1982
- On-die termination control without a dedicated pin in a multi-rank system32US 9,780,782 B2Intel Corporation · 2017
- Monolithic integration of logic, control and high voltage interface circuitry30US 4,546,370 ATexas Instruments Incorporated · 1985
- Integrated circuit interconnection structure having precision terminating resistors25US 4,228,369 AInternational Business Machines Corporation · 1980