H04L 7/041
Using special codes as synchronising signal
Official title: {using special codes as synchronising signal}
H04L7/041 (Using special codes as synchronising signal) appears on 2,752 US grants and 1,784 published applications in this corpus.
Search patents in H04L- Granted patents
- 2,752
- Published applications
- 1,784
- Assignees
- 936
- Inventors
- 4,772
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 12 | 0 |
| 1978 | 5 | 0 |
| 1979 | 5 | 0 |
| 1980 | 11 | 0 |
| 1981 | 17 | 0 |
| 1982 | 13 | 0 |
| 1983 | 10 | 0 |
| 1984 | 8 | 0 |
| 1985 | 14 | 0 |
| 1986 | 25 | 0 |
| 1987 | 21 | 0 |
| 1988 | 22 | 0 |
| 1989 | 36 | 0 |
| 1990 | 17 | 0 |
| 1991 | 24 | 0 |
| 1992 | 35 | 0 |
| 1993 | 31 | 0 |
| 1994 | 41 | 0 |
| 1995 | 62 | 0 |
| 1996 | 56 | 0 |
| 1997 | 63 | 0 |
| 1998 | 106 | 0 |
| 1999 | 97 | 0 |
| 2000 | 78 | 0 |
| 2001 | 63 | 27 |
| 2002 | 51 | 80 |
| 2003 | 66 | 84 |
| 2004 | 90 | 66 |
| 2005 | 61 | 98 |
| 2006 | 99 | 87 |
| 2007 | 69 | 100 |
| 2008 | 82 | 87 |
| 2009 | 82 | 92 |
| 2010 | 82 | 104 |
| 2011 | 92 | 75 |
| 2012 | 103 | 80 |
| 2013 | 118 | 74 |
| 2014 | 124 | 100 |
| 2015 | 132 | 93 |
| 2016 | 76 | 63 |
| 2017 | 75 | 71 |
| 2018 | 77 | 77 |
| 2019 | 87 | 66 |
| 2020 | 84 | 48 |
| 2021 | 51 | 44 |
| 2022 | 37 | 40 |
| 2023 | 46 | 54 |
| 2024 | 37 | 33 |
| 2025 | 34 | 24 |
| 2026 | 14 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and apparatus for determining time of flight18 Aug 2026US 12,712,797 B2Marvell Asia Pte Ltd
- Baudrate tracking with a cost function engine for pattern detection4 Aug 2026US 12,700,986 B2Silicon Laboratories Inc.
- Serial data receiving apparatus and serial data receiving method26 May 2026US 12,640,969 B2Kabushiki Kaisha Toshiba
- Systems and methods path asymmetry correction for precise time transfer and ranging systems19 May 2026US 12,634,109 B2The MITRE Corporation
- Signal transmitting method, electronic device, and communication system14 Apr 2026US 12,603,753 B2Montage Technology (Kunshan) Co., Ltd.
- Stateful traffic tracking synchronization in network devices24 Sep 2026US 2026/0291636 A1Hewlett Packard Enterprise Development LP
- Systems and methods path asymmetry correction for precise time transfer and ranging systems27 Aug 2026US 2026/0254608 A1The MITRE Corporation
- Communication Link Initiation Method and Apparatus16 Jul 2026US 2026/0205219 A1Yinwang Intelligent Technologies Co., Ltd.
- Radio-frequency data synchronization method and apparatus, and electronic device and readable storage medium16 Jul 2026US 2026/0205256 A1Sanechips Technology Co., Ltd.
- Synchronized two-way direct current (dc) data-bus-inversion encoding for simultaneous bi-directional signaling2 Jul 2026US 2026/0189356 A1NVIDIA Corporation
Most cited
By later US patents
- Lower overhead method for data transmission using ATM and SCDMA over hybrid fiber coax cable plant683US 5,991,308 ATerayon Communication Systems, Inc. · 1999
- Method and system for communicating information in a digital signal540US 8,599,957 B2EMS Technologies, Inc. · 2013
- Method and system for communicating information in a digital signal503US 8,750,445 B2EMS Technologies, Inc. · 2014
- Apparatus and method for digital data transmission over a CATV system using an ATM transport protocol and SCDMA345US 5,745,837 ATerayon Corporation · 1998
- Paging system using message fragmentation to redistribute traffic339US 5,311,516 AMotorola, Inc. · 1994