H04J 3/0661
Using timestamps
Official title: {using timestamps}
H04J3/0661 (Using timestamps) appears on 2,232 US grants and 2,517 published applications in this corpus.
Search patents in H04J- Granted patents
- 2,232
- Published applications
- 2,517
- Assignees
- 758
- Inventors
- 3,993
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 5 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 3 | 0 |
| 1999 | 6 | 0 |
| 2000 | 8 | 0 |
| 2001 | 5 | 2 |
| 2002 | 8 | 21 |
| 2003 | 12 | 34 |
| 2004 | 11 | 37 |
| 2005 | 12 | 23 |
| 2006 | 34 | 45 |
| 2007 | 22 | 46 |
| 2008 | 30 | 45 |
| 2009 | 34 | 49 |
| 2010 | 47 | 80 |
| 2011 | 61 | 72 |
| 2012 | 58 | 90 |
| 2013 | 75 | 120 |
| 2014 | 105 | 109 |
| 2015 | 128 | 125 |
| 2016 | 121 | 153 |
| 2017 | 132 | 91 |
| 2018 | 123 | 102 |
| 2019 | 145 | 117 |
| 2020 | 118 | 155 |
| 2021 | 140 | 156 |
| 2022 | 152 | 171 |
| 2023 | 159 | 207 |
| 2024 | 170 | 202 |
| 2025 | 185 | 166 |
| 2026 | 99 | 99 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Communication apparatus, control method for communication apparatus, and storage medium29 Sep 2026US 12,750,147 B2Canon Kabushiki Kaisha
- Communication system with enhanced user datagram protocol support for precision time protocol29 Sep 2026US 12,750,148 B2Outdoor Wireless Networks LLC
- Apparatus and method for two-way delay error compensation in communication system29 Sep 2026US 12,750,149 B2Electronics and Telecommunications Research Institute
- Circuitry and method for quantization error correction for time synchronization22 Sep 2026US 12,743,122 B2Advanced Micro Devices, Inc.
- Precision time protocol link time error calibration using over-the-air synchronization22 Sep 2026US 12,745,200 B2Telefonaktiebolaget LM Ericsson (publ)
- Communication method and apparatus8 Oct 2026US 2026/0312710 A1Huawei Technologies Co., Ltd.
- Time synchronization techniques8 Oct 2026US 2026/0312711 A1Dell Products L. P.
- Small form-factor pluggable device8 Oct 2026US 2026/0312903 A1Schweitzer Engineering Laboratories, Inc.
- Secondary reference time validation1 Oct 2026US 2026/0303245 A1Nokia Solutions and Networks Oy
- Cross timestamping for pci express precision time measurement1 Oct 2026US 2026/0303246 A1Microchip Touch Solutions Limited
Most cited
By later US patents
- System and method for synchronizing operations among a plurality of independently clocked digital data processing devices1,949US 8,234,395 B2Sonos, Inc. · 2012
- System for synchronizing a plurality of nodes to concurrently generate output signals by adjusting relative timelags based on a maximum estimated timelag1,773US 5,923,902 AYamaha Corporation · 1999
- Distributed remote monitoring (dRMON) for networks500US 6,108,782 A3Com Corporation · 2000
- System and method for synchronizing time across a computer cluster404US 6,199,169 B1Compaq Computer Corporation · 2001
- Method and apparatus for removing jitter and correcting timestamps in a packet stream358US 5,640,388 AScientific-Atlanta, Inc. · 1997