H04L 27/2337
Using digital techniques to measure the time between zero-crossings
Official title: {using digital techniques to measure the time between zero-crossings}
H04L27/2337 (Using digital techniques to measure the time between zero-crossings) appears on 66 US grants and 29 published applications in this corpus.
Search patents in H04L- Granted patents
- 66
- Published applications
- 29
- Assignees
- 40
- Inventors
- 103
- Latest grant
- 12 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 8 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 2 | 1 |
| 2006 | 1 | 4 |
| 2007 | 0 | 3 |
| 2008 | 1 | 1 |
| 2009 | 4 | 0 |
| 2010 | 2 | 2 |
| 2011 | 3 | 2 |
| 2012 | 2 | 0 |
| 2013 | 2 | 1 |
| 2014 | 1 | 0 |
| 2015 | 1 | 3 |
| 2016 | 1 | 0 |
| 2017 | 1 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 1 |
| 2022 | 3 | 2 |
| 2023 | 2 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 5 |
By publication year. Applications have been published since 2001.
Recent patents
- Data carrier apparatus, communication system, and replaceable unit12 Aug 2025US 12,388,693 B2Canon Kabushiki Kaisha
- Phase modulated data link for low-swing wireline applications17 Oct 2023US 11,792,057 B2Rambus Inc.
- Code multiplexing for asymmetric communication2 May 2023US 11,641,296 B1Ethernovia Inc.
- Single channel receiver and receiving method27 Dec 2022US 11,539,389 B2Sony Semiconductor Solutions Corporation
- Phase modulated data link for low-swing wireline applications9 Aug 2022US 11,411,787 B2Rambus Inc.
- Method for embedding message waveforms within conventionally modulated signals23 Oct 2025US 2025/0330351 A1
- System for embedding message waveforms within conventionally modulated signals23 Oct 2025US 2025/0330352 A1
- System and method for generating a composite signal including an auxiliary signal interposed between periods of a modulated signal23 Oct 2025US 2025/0330353 A1
- System and method for generating a multi-component signal including a modulated signal and an auxiliary signal23 Oct 2025US 2025/0330367 A1
- System and method for generating a composite signal by replacing modulated signal segments with auxiliary signals23 Oct 2025US 2025/0330368 A1
Most cited
By later US patents
- Dual-mode digital FM communication system247US 5,757,858 AQUALCOMM Incorporated · 1998
- Method and apparatus for bidirectional demodulation of digitally modulated signals61US 5,335,250 AEricsson GE Mobile Communications Inc. · 1994
- Coherent phase shift keyed demodulator for power line communication systems42US 4,311,964 AWestinghouse Electric Corp. · 1982
- Coherent phase shift keyed demodulator for power line communication systems36US 4,379,284 AWestinghouse Electric Corp. · 1983
- Direct phase digitizing apparatus and method36US 5,461,643 AMotorola, Inc. · 1995