H04L 27/2276
Using frequency multiplication or harmonic tracking
Official title: {using frequency multiplication or harmonic tracking}
H04L27/2276 (Using frequency multiplication or harmonic tracking) appears on 76 US grants and 22 published applications in this corpus.
Search patents in H04L- Granted patents
- 76
- Published applications
- 22
- Assignees
- 48
- Inventors
- 142
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 5 | 0 |
| 1987 | 5 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 6 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 2 |
| 2004 | 1 | 1 |
| 2005 | 0 | 3 |
| 2006 | 1 | 2 |
| 2007 | 1 | 1 |
| 2008 | 2 | 0 |
| 2009 | 2 | 0 |
| 2010 | 2 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 2 | 2 |
| 2015 | 1 | 1 |
| 2016 | 2 | 1 |
| 2017 | 1 | 2 |
| 2018 | 1 | 1 |
| 2019 | 2 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multi-gigabit per second frequency-shift keying (FSK) transceiver28 Apr 2026US 12,615,174 B2The Regents of the University of California
- Method for demodulating a RF signal in the presence of inband harmonic spurs14 Oct 2025US 12,445,331 B2STMicroelectronics (Grand Ouest) SAS
- Carrier recovery analog system for a receiver of a N-PSK signal8 Dec 2020US 10,862,721 B2Commissariat A L'energie Atomique Et Aux Energies Alternative
- OFDM-based data transmission method and apparatus25 Jun 2019US 10,333,760 B2Huawei Technologies Co., Ltd.
- Methods and related systems of ultra-short pulse detection29 Jan 2019US 10,191,454 B2William Marsh Rice University
- Multi-gigabit per second frequency-shift keying (fsk) transceiver5 Jun 2025US 2025/0184194 A1The Regents of the University of California
- Method for demodulating a rf signal in the presence of inband harmonic spurs27 Jun 2024US 2024/0214250 A1STMicroelectronics (Grand Ouest) SAS
- Carrier recovery analog system for a receiver of a n-psk signal6 Feb 2020US 2020/0044900 A1Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- OFDM-Based Data Transmission Method And Apparatus6 Sep 2018US 2018/0254938 A1Huawei Technologies Co., Ltd.
- Methods and related systems of ultra-short pulse detection14 Dec 2017US 2017/0357220 A1William Marsh Rice University
Most cited
By later US patents
- Method and apparatus for generating and collecting viewing statistics for remote terminals in a cable television system432US 5,251,324 AScientific-Atlanta, Inc. · 1993
- System for data channel level control272US 5,155,590 AScientific-Atlanta, Inc. · 1992
- Automatic frequency selection in a bi-directional cable television system258US 5,225,902 AScientific-Atlanta, Inc. · 1993
- Cable television radio frequency data processor211US 5,142,690 AScientific-Atlanta, Inc. · 1992
- Method and apparatus for coherent communication reception in a spread-spectrum communication system191US 5,619,524 AMotorola, Inc. · 1997