H04J 2203/0025
Peripheral units
H04J2203/0025 (Peripheral units) appears on 77 US grants and 50 published applications in this corpus.
Search patents in H04J- Granted patents
- 77
- Published applications
- 50
- Assignees
- 44
- Inventors
- 176
- Latest grant
- 5 Nov 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 2 |
| 2002 | 7 | 9 |
| 2003 | 7 | 7 |
| 2004 | 8 | 8 |
| 2005 | 4 | 1 |
| 2006 | 13 | 11 |
| 2007 | 6 | 3 |
| 2008 | 6 | 0 |
| 2009 | 6 | 4 |
| 2010 | 5 | 0 |
| 2011 | 2 | 1 |
| 2012 | 1 | 2 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 2 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Disaggregated integrated synchronous optical network and optical transport network switching system5 Nov 2019US 10,469,168 B2Fujitsu Limited
- Disaggregated hybrid optical transport network, internet protocol, and Ethernet switching system29 Oct 2019US 10,461,873 B1Fujitsu Limited
- Data transmission apparatus and data transmission method20 Dec 2016US 9,525,509 B2Fujitsu Limited
- Distributed electrical cross device, and system and method thereof for implementing sub-network connection (SNC) cascade protection1 Mar 2016US 9,276,690 B2Zte Corporation
- Method and system for implementing automatic protection switching for transmission equipment6 Jan 2015US 8,929,728 B2Zte Corporation
- Disaggregated integrated synchronous optical network and optical transport network switching system2 May 2019US 2019/0132049 A1Fujitsu Limited
- Data transmission apparatus and data transmission method3 Oct 2013US 2013/0259484 A1Fujitsu Limited
- Method and System for Implementing Automatic Protection Switching for Transmission Equipment13 Dec 2012US 2012/0315031 A1Zte Corporation
- Distributed electrical cross device, and system and method thereof for implementing sub-network connection (snc) cascade protection28 Jun 2012US 2012/0163796 A1Zte Corporation
- Error detection for data frames4 Aug 2011US 2011/0188401 A1Juniper Networks, Inc.
Most cited
By later US patents
- Architecture for a SONET line unit including optical transceiver, cross-connect and synchronization subsystem96US 6,317,439 B1Fujitsu Network Communications, Inc. · 2001
- Flexible cross-connect with data plane89US 6,587,470 B1Cisco Technology, Inc. · 2003
- Architecture for a hybrid STM/ATM add-drop multiplexer86US 6,359,859 B1Fujitsu Network Communications, Inc. · 2002
- Flexible time division multiplexed bus using sonet formatting69US 6,356,550 B1Mayan Networks Corporation · 2002
- Backplane bus62US 7,035,294 B2Calix Networks, Inc. · 2006