H04Q 2213/13393
Time slot switching, t-stage, time slot interchanging, tsi
Official title: Time slot switching, T-stage, time slot interchanging, TSI
H04Q2213/13393 (Time slot switching, t-stage, time slot interchanging, tsi) appears on 80 US grants and 25 published applications in this corpus.
Search patents in H04Q- Granted patents
- 80
- Published applications
- 25
- Assignees
- 47
- Inventors
- 152
- Latest grant
- 9 Nov 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 9 | 0 |
| 2000 | 12 | 0 |
| 2001 | 8 | 5 |
| 2002 | 6 | 5 |
| 2003 | 7 | 4 |
| 2004 | 3 | 3 |
| 2005 | 7 | 2 |
| 2006 | 5 | 3 |
| 2007 | 6 | 0 |
| 2008 | 2 | 2 |
| 2009 | 1 | 0 |
| 2010 | 2 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Wireless DMX9 Nov 2021US 11,172,563 B1City Theatrical, Inc.
- Extensible time space switch systems and methods21 Nov 2017US 9,825,883 B2Ciena Corporation
- Time slot interchanger12 Nov 2013US 8,582,597 B2Fujitsu Limited
- Circuit-switched switching system5 Apr 2011US 7,920,571 B1AT&T Intellectual Property II, L. P.
- Connection memory for tributary time-space switches23 Nov 2010US 7,839,885 B2LSI Corporation
- Extensible time space switch systems and methods1 Dec 2011US 2011/0292932 A1Ciena Corporation
- Time slot interchanger11 Dec 2008US 2008/0304508 A1Fujitsu Limited
- Systems and methods for switching multi-rate communications23 Oct 2008US 2008/0259963 A1Tellabs Operations, Inc.
- Connection memory for tributary time-space switches26 Oct 2006US 2006/0239262 A1LSI Logic Corporation
- Method and system for combining a conversion between time-division multiplexed digital signals and packetized digital signals with a switching system interface27 Apr 2006US 2006/0088053 A1
Most cited
By later US patents
- Cross-connect method and cross-connect apparatus128US 6,977,889 B1Fujitsu Limited · 2005
- Telephone switch providing dynamic allocation of time division multiplex resources85US 5,594,727 ASumma Four, Inc. · 1997
- Data striping based switching system83US 6,842,422 B1Marconi Communications, Inc. · 2005
- Multi-stage switch72US 5,889,775 ABE Aerospace, Inc. · 1999
- Scalable multistage interconnection network architecture and method for performing in-service upgrade thereof65US 6,049,542 ASamsung Electronics Co., Ltd. · 2000