H04L 25/247
For synchronous signals
Official title: {for synchronous signals}
H04L25/247 (For synchronous signals) appears on 13 US grants and 6 published applications in this corpus.
Search patents in H04L- Granted patents
- 13
- Published applications
- 6
- Assignees
- 13
- Inventors
- 40
- Latest grant
- 7 May 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 2 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 2 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Quadrature circuit interconnect architecture with clock forwarding7 May 2024US 11,979,480 B2International Business Machines Corporation
- Network element clock synchronization systems and methods using optical transport network delay measurement28 Mar 2017US 9,608,755 B2Ciena Corporation
- Circuit for generating an output clock signal synchronized to an input clock signal4 Mar 2014US 8,665,928 B1Xilinx, Inc.
- Digital video data relay12 Nov 2013US 8,583,841 B2Synaptics Incorporated
- Clock-forwarding technique for high-speed links14 Feb 2012US 8,116,420 B2Oracle America, Inc.
- Quadrature circuit interconnect architecture with clock forwarding21 Mar 2024US 2024/0097872 A1International Business Machines Corporation
- Network element clock synchronization systems and methods using optical transport network delay measurement23 Aug 2012US 2012/0213508 A1Ciena Corporation
- Digital video data relay19 Apr 2012US 2012/0096509 A1Synaptics Incorporated
- Clock-forwarding technique for high-speed links23 Jun 2011US 2011/0150159 A1Sun Microsystems, Inc.
- Hybrid forwarding apparatus and method for cooperative relaying in an OFDM network19 Apr 2007US 2007/0086512 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Quaternary signal regenerator25US 4,821,286 AAmerican Telephone and Telegraph Company · 1989
- Communication protocol20US 4,860,292 ADigital Equipment Corporation · 1989
- Gap filler apparatus and method for providing cyclic delay diversity in a digital multimedia broadcasting system, and broadcasting relay network using the same16US 7,813,330 B2Samsung Electronics Co., Ltd. · 2010
- Repeater and PLL circuit15US 5,052,022 AHitachi, Ltd. · 1991
- Circuit for generating an output clock signal synchronized to an input clock signal13US 8,665,928 B1Xilinx, Inc. · 2014