H04L 7/0037
Delay of clock signal
Official title: {Delay of clock signal}
H04L7/0037 (Delay of clock signal) appears on 638 US grants and 545 published applications in this corpus.
Search patents in H04L- Granted patents
- 638
- Published applications
- 545
- Assignees
- 276
- Inventors
- 1,243
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 10 | 0 |
| 1999 | 11 | 0 |
| 2000 | 3 | 0 |
| 2001 | 11 | 2 |
| 2002 | 7 | 13 |
| 2003 | 11 | 20 |
| 2004 | 10 | 19 |
| 2005 | 12 | 13 |
| 2006 | 22 | 17 |
| 2007 | 15 | 13 |
| 2008 | 10 | 14 |
| 2009 | 16 | 7 |
| 2010 | 12 | 11 |
| 2011 | 10 | 3 |
| 2012 | 10 | 10 |
| 2013 | 9 | 13 |
| 2014 | 21 | 40 |
| 2015 | 36 | 32 |
| 2016 | 38 | 27 |
| 2017 | 39 | 37 |
| 2018 | 50 | 36 |
| 2019 | 51 | 34 |
| 2020 | 29 | 29 |
| 2021 | 35 | 38 |
| 2022 | 34 | 32 |
| 2023 | 40 | 25 |
| 2024 | 24 | 28 |
| 2025 | 28 | 19 |
| 2026 | 10 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Edge-originated cellular network timing29 Sep 2026US 12,750,797 B2Dish Wireless L. L. C.
- Semiconductor device, interface device and operation method1 Sep 2026US 12,724,448 B2Global Unichip Corporation
- Apparatus with signal quality feedback11 Aug 2026US 12,704,975 B2Micron Technology, Inc.
- Delay line monitoring to maintain a data eye26 May 2026US 12,640,900 B2Silicon Laboratories Inc.
- Systems and methods path asymmetry correction for precise time transfer and ranging systems19 May 2026US 12,634,109 B2The MITRE Corporation
- Dynamic mechanism on transparent clocks to facilitate exchange of unicast messages17 Sep 2026US 2026/0280841 A1Nokia Solutions and Networks Oy
- Leveraging two-step functionality on transparent clocks to facilitate exchange of unicast messages17 Sep 2026US 2026/0280842 A1Nokia Solutions and Networks Oy
- Systems and methods path asymmetry correction for precise time transfer and ranging systems27 Aug 2026US 2026/0254608 A1The MITRE Corporation
- Systems and methods for clock generation and calibration in photonic systems6 Aug 2026US 2026/0230068 A1Avago Technologies International Sales Pte. Limited
- Methods, systems, and computer readable media for testing precision time protocol (ptp) devices with adaptive ptp synchronization interval optimization6 Aug 2026US 2026/0230297 A1
Most cited
By later US patents
- Delay-locked loop circuitry for clock delay adjustment248US 6,125,157 ARambus Inc. · 2000
- Method and apparatus for bit synchronization in optical communication and networking systems205US 6,239,892 B1Sun Microsystems, Inc. · 2001
- Delay locked loop circuitry for clock delay adjustment169US 6,539,072 B1Rambus Inc. · 2003
- Optimized optical transmission system for high capacity transmission129US 5,717,510 AFujitsu Limited · 1998
- Method and apparatus for clock skew compensation112US 6,192,092 B1Intel Corporation · 2001