H04Q 2213/292
Time multiplexing
Official title: Time (de)multiplexing
H04Q2213/292 (Time multiplexing) appears on 18 US grants and 2 published applications in this corpus.
Search patents in H04Q- Granted patents
- 18
- Published applications
- 2
- Assignees
- 12
- Inventors
- 31
- Latest grant
- 5 Feb 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 2 |
| 2018 | 1 | 0 |
| 2019 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Full-duplex communication over a shared transmission medium5 Feb 2019US 10,200,167 B2Alcatel Lucent
- Controlling time division duplex operation18 Sep 2018US 10,080,071 B2Telefonaktiebolaget LM Ericsson (publ)
- ISDN fax routing12 Aug 1997US 5,657,381 ACanon Kabushiki Kaisha
- ISDN interface unit10 Jun 1997US 5,638,373 AFujitsu Limited
- ISDN interface unit with separate ring generator8 Oct 1996US 5,563,943 AFujitsu Limited
Most cited
By later US patents
- Simultaneous voice and data system using the existing two-wire inter-face157US 5,214,650 AAG Communication Systems Corporation · 1993
- Technique for dynamically changing an ISDN connection during a host session130US 4,996,685 ABell Communications Research, Inc. · 1991
- Method and system for billing an ISDN data user interconnection to the public switched telephone network60US 5,351,286 ABell Communications Research, Inc. · 1994
- System for access from LAN to ISDN with means for changing between use of packet switch and line switch without interruption of data transmission46US 5,347,516 ANEC Corporation · 1994
- Master/slave synchronizer36US 4,860,285 AAdvanced Micro Devices, Inc. · 1989