H04Q 2213/13361
Synchronous systems
H04Q2213/13361 (Synchronous systems) appears on 24 US grants and 16 published applications in this corpus.
Search patents in H04Q- Granted patents
- 24
- Published applications
- 16
- Assignees
- 21
- Inventors
- 69
- Latest grant
- 12 Dec 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 2 | 3 |
| 2004 | 0 | 3 |
| 2005 | 1 | 2 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 2 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 2 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Time synchronization in passive optical networks12 Dec 2023US 11,843,453 B2Cisco Technology, Inc.
- Long-distance RF frequency and time transfer2 Feb 2021US 10,911,145 B2Teknologian tutkimuskeskus VTT Oy
- Transport of multiple asynchronous data streams using higher order modulation9 Dec 2014US 8,909,064 B2Google Inc.
- Transport of multiple asynchronous data streams using higher order modulation29 Apr 2014US 8,712,251 B2Google Inc.
- Programmable time division multiplexed switching17 Jul 2012US 8,223,803 B2Infinera Corporation
- Time synchronization in passive optical networks13 Oct 2022US 2022/0329337 A1Cisco Technology, Inc.
- Long-distance rf frequency and time transfer20 Aug 2020US 2020/0266895 A1Teknologian tutkimuskeskus VTT Oy
- Transport of multiple asynchronous data streams using higher order modulation7 Aug 2014US 2014/0219655 A1Google Inc.
- Transport of multiple asynchronous data streams using higher order modulation25 Oct 2012US 2012/0269512 A1Google Inc.
- Programmable time division multiplexed switching1 Oct 2009US 2009/0245289 A1Infinera Corporation
Most cited
By later US patents
- Method and apparatus for asynchronous PPP and synchronous PPP conversion114US 5,666,362 A3Com Corporation · 1997
- Method and apparatus for sending a data message to a selected station during a silent interval between ringing84US 4,551,581 AAT&T Bell Laboratories · 1985
- Fused switch core and method for a telecommunications node59US 6,621,828 B1Cisco Technology, Inc. · 2003
- Asynchronous system-on-a-chip interconnect48US 7,239,669 B2Fulcrum Microsystems, Inc. · 2007
- ATM cell delay circuit for ISDN system39US 5,309,438 AAndo Electric Co., Ltd. · 1994