H03K 3/80
Generating trains of sinusoidal oscillations
Official title: Generating trains of sinusoidal oscillations (by keying or interruption of sinusoidal oscillations H03C; for transmission of digital information H04L)
H03K3/80 (Generating trains of sinusoidal oscillations) appears on 36 US grants and 21 published applications in this corpus.
Search patents in H03K- Granted patents
- 36
- Published applications
- 21
- Assignees
- 33
- Inventors
- 81
- Latest grant
- 23 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 2 |
| 2016 | 2 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 3 |
| 2019 | 3 | 3 |
| 2020 | 1 | 1 |
| 2021 | 1 | 0 |
| 2022 | 3 | 3 |
| 2023 | 2 | 2 |
| 2024 | 1 | 0 |
| 2025 | 1 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- RF pulsing within pulsing for semiconductor RF plasma processing23 Sep 2025US 12,424,410 B2Lam Research Corporation
- Gyromagnetic nonlinear transmission line for radio frequency signal generation and pulse compression20 Aug 2024US 12,068,519 B2Lawrence Livermore National Security, LLC
- RF pulsing within pulsing for semiconductor RF plasma processing15 Aug 2023US 11,728,136 B2Lam Research Corporation
- Radio frequency generator including pulse generator circuit to provide complex RF pulse pattern18 Jul 2023US 11,705,305 B2XP Power Limited
- Comb signal generator and method of providing a phase and amplitude reference29 Nov 2022US 11,515,863 B2Rohde & Schwarz GmbH & Co.KG
- Analog radio frequency pulse generators with compensation5 Mar 2026US 2026/0066888 A1International Business Machines Corporation
- Rf pulsing within pulsing for semiconductor rf plasma processing25 Dec 2025US 2025/0391638 A1Lam Research Corporation
- High-voltage transmitting circuit for catheter, and ablation tool6 Mar 2025US 2025/0072947 A1Accupulse Medical Technology (Suzhou) Co., Ltd.
- Rf pulsing within pulsing for semiconductor rf plasma processing9 Nov 2023US 2023/0360883 A1Lam Research Corporation
- Gyromagnetic nonlinear transmission line for radio frequency signal generation and pulse compression22 Jun 2023US 2023/0198116 A1Lawrence Livermore National Security, LLC
Most cited
By later US patents
- Method of and apparatus for radio-frequency generation in resonator tank circuits excited by sequential pulses of alternately opposite polarity80US 4,767,999 AMegapulse, Inc. · 1988
- Digital signal processing device with quantizer25US 4,034,196 AU. S. Philips Corporation · 1977
- High peak power microwave generator using light activated switches14US 4,176,295 AWestinghouse Electric Corp. · 1979
- Method and apparatus for generating pulsed RF power14US 4,996,495 AScience Research Laboratory, Inc. · 1991
- Start-stop transistor colpitts oscillator circuit13US 3,991,388 AVisual Information Institute, Inc. · 1976