H04J 3/0691
Synchronisation in a tdm node
Official title: {Synchronisation in a TDM node}
H04J3/0691 (Synchronisation in a tdm node) appears on 138 US grants and 103 published applications in this corpus.
Search patents in H04J- Granted patents
- 138
- Published applications
- 103
- Assignees
- 83
- Inventors
- 324
- Latest grant
- 8 Oct 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 1 |
| 2002 | 2 | 7 |
| 2003 | 8 | 5 |
| 2004 | 9 | 8 |
| 2005 | 2 | 4 |
| 2006 | 9 | 4 |
| 2007 | 5 | 3 |
| 2008 | 4 | 6 |
| 2009 | 7 | 6 |
| 2010 | 6 | 2 |
| 2011 | 5 | 4 |
| 2012 | 5 | 5 |
| 2013 | 4 | 7 |
| 2014 | 6 | 4 |
| 2015 | 5 | 4 |
| 2016 | 6 | 7 |
| 2017 | 12 | 7 |
| 2018 | 4 | 3 |
| 2019 | 4 | 3 |
| 2020 | 2 | 7 |
| 2021 | 2 | 1 |
| 2022 | 3 | 3 |
| 2023 | 1 | 0 |
| 2024 | 3 | 0 |
| 2025 | 0 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus and mechanism to support multiple time domains in a single SoC for time sensitive network8 Oct 2024US 12,113,612 B2Texas Instruments Incorporated
- Distributing timing over metro transport networking27 Feb 2024US 11,916,661 B2Ciena Corporation
- Communication method and optical module16 Jan 2024US 11,876,884 B2Huawei Technologies Co., Ltd.
- Method and apparatus for sending and receiving clock synchronization packet21 Nov 2023US 11,824,636 B2Huawei Technologies Co., Ltd.
- Apparatus and mechanism to support multiple time domains in a single SoC for time sensitive network2 Aug 2022US 11,405,121 B2Texas Instruments Incorporated
- Hitless readmittance of recovered traffic to a group supporting partial survivability1 Jan 2026US 2026/0005757 A1Ciena Corporation
- Apparatus and mechanism to support multiple time domains in a single soc for time sensitive network23 Jan 2025US 2025/0030494 A1Texas Instruments Incorporated
- Apparatus and mechanism to support multiple time domains in a single soc for time sensitive network17 Nov 2022US 2022/0368444 A1Texas Instruments Incorporated
- Method and apparatus for sending and receiving clock synchronization packet22 Sep 2022US 2022/0303035 A1Huawei Technologies Co., Ltd.
- Time synchronization method, apparatus, and system10 Feb 2022US 2022/0045837 A1Huawei Technologies Co., Ltd.
Most cited
By later US patents
- Method, clock generator module and receiver module for synchronizing a receiver module159US 6,816,818 B2Alcatel · 2004
- Arrangement for synchronizing a plurality of base stations101US 5,388,102 AAT&T Corp. · 1995
- Architecture for a SONET line unit including optical transceiver, cross-connect and synchronization subsystem96US 6,317,439 B1Fujitsu Network Communications, Inc. · 2001
- Base station for wireless digital telephone system88US 4,777,633 AInternational Mobile Machines Corporation · 1988
- Architecture for a hybrid STM/ATM add-drop multiplexer86US 6,359,859 B1Fujitsu Network Communications, Inc. · 2002