H04J 3/0617
The synchronising signal being characterised by the frequency or phase
Official title: {the synchronising signal being characterised by the frequency or phase}
H04J3/0617 (The synchronising signal being characterised by the frequency or phase) appears on 50 US grants and 39 published applications in this corpus.
Search patents in H04J- Granted patents
- 50
- Published applications
- 39
- Assignees
- 43
- Inventors
- 121
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 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 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 3 |
| 2012 | 0 | 0 |
| 2013 | 2 | 2 |
| 2014 | 1 | 3 |
| 2015 | 2 | 1 |
| 2016 | 3 | 1 |
| 2017 | 2 | 1 |
| 2018 | 2 | 1 |
| 2019 | 1 | 0 |
| 2020 | 2 | 4 |
| 2021 | 2 | 1 |
| 2022 | 3 | 4 |
| 2023 | 4 | 3 |
| 2024 | 3 | 7 |
| 2025 | 3 | 7 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Time synchronization method and time synchronization device1 Sep 2026US 12,726,289 B2Moxa Inc.
- Method of clock synchronization between transmitter and receiver4 Aug 2026US 12,700,939 B2Mediatek Inc.
- Timing adjustment method and device, and storage medium17 Mar 2026US 12,580,643 B2Beijing Xiaomi Mobile Software Co., Ltd.
- Holdover mode device, method and measurement and adjustment module12 Aug 2025US 12,388,548 B2Fiber Logic Communications, Inc.
- Time division multiplexing hub13 May 2025US 12,301,341 B2STMicroelectronics S,r.l.
- Method and System for Time Synchronization of Sensor Units25 Jun 2026US 2026/0180705 A1Siemens Aktiengesellschaft
- Correction of local clock for machine control with a reduced frequency of synchronization with a time master18 Dec 2025US 2025/0385745 A1Kabushiki Kaisha Yaskawa Denki
- Apparatus to syntonize timing devices16 Oct 2025US 2025/0323744 A1
- Holdover mode device9 Oct 2025US 2025/0317231 A1Fiber Logic Communications, Inc.
- Pulse generation circuitry25 Sep 2025US 2025/0300639 A1Xilinx, Inc.
Most cited
By later US patents
- Digital subscriber communication system48US 4,390,986 ASeismograph Service Corporation · 1983
- Frame detection and synchronization system for high speed digital transmission systems18US 4,404,675 AGTE Automatic Electric Inc. · 1983
- Frame decoding18US 4,763,324 ASiemens Aktiengesellschaft · 1988
- Circuits for detecting framing bits in a t.d.m. bit stream13US 4,622,666 ANorthern Telecom Limited · 1986
- Framing and elastic store circuit apparatus12US 4,159,535 ARockwell International Corporation · 1979