H04J 3/0697
Synchronisation in a packet node
Official title: {Synchronisation in a packet node}
H04J3/0697 (Synchronisation in a packet node) appears on 671 US grants and 674 published applications in this corpus.
Search patents in H04J- Granted patents
- 671
- Published applications
- 674
- Assignees
- 291
- Inventors
- 1,347
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 8 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 7 | 3 |
| 2002 | 6 | 13 |
| 2003 | 5 | 8 |
| 2004 | 7 | 11 |
| 2005 | 7 | 8 |
| 2006 | 12 | 13 |
| 2007 | 7 | 11 |
| 2008 | 13 | 20 |
| 2009 | 18 | 25 |
| 2010 | 15 | 15 |
| 2011 | 18 | 18 |
| 2012 | 24 | 26 |
| 2013 | 23 | 28 |
| 2014 | 30 | 33 |
| 2015 | 41 | 50 |
| 2016 | 41 | 32 |
| 2017 | 27 | 16 |
| 2018 | 40 | 19 |
| 2019 | 31 | 38 |
| 2020 | 41 | 37 |
| 2021 | 37 | 44 |
| 2022 | 43 | 48 |
| 2023 | 41 | 56 |
| 2024 | 46 | 43 |
| 2025 | 52 | 47 |
| 2026 | 20 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Communication system with enhanced user datagram protocol support for precision time protocol29 Sep 2026US 12,750,148 B2Outdoor Wireless Networks LLC
- Packet transmission method and apparatus, device, and storage medium8 Sep 2026US 12,732,295 B2Huawei Technologies Co., Ltd.
- System and method for controlling time dilation in time-sensitive networks18 Aug 2026US 12,712,659 B2Dolby Intellectual Property Licensing, LLC
- Clock synchronization using digitally controlled oscillator18 Aug 2026US 12,712,703 B2Mellanox Technologies, Ltd.
- Airframe timestamping technique for point-to-point radio links30 Jun 2026US 12,671,513 B2Aviat U.S., Inc.
- Secondary reference time validation1 Oct 2026US 2026/0303245 A1Nokia Solutions and Networks Oy
- Determining end-to-end transparent clock steps removed20 Aug 2026US 2026/0246553 A1Nokia Solutions and Networks Oy
- Maintaining a virtual time of day16 Jul 2026US 2026/0205254 A1Skyworks Solutions, Inc.
- Pluggable reference clock18 Jun 2026US 2026/0172132 A1Mellanox Technologies, Ltd.
- Adaptive One Way Time Transfer Method of Precision Time Synchronization18 Jun 2026US 2026/0172133 A1Riverside Research Institute
Most cited
By later US patents
- Method for transmitting time information via a data packet network268US 7,372,846 B2Siemens Aktiengesellschaft · 2008
- Synchronization of real-time clocks in a packet switching system198US 4,530,091 AAT&T Bell Laboratories · 1985
- Packet-based dynamic de-skewing for network switch with local or central clock163US 5,719,862 APericom Semiconductor Corp. · 1998
- Shared medium access scheduling with common time reference143US 6,754,210 B1Synchrodyne Networks, Inc. · 2004
- Packet switching method with time-based routing142US 6,330,236 B1Synchrodyne Networks, Inc. · 2001