H04J 2203/0005
Switching elements
H04J2203/0005 (Switching elements) appears on 94 US grants and 28 published applications in this corpus.
Search patents in H04J- Granted patents
- 94
- Published applications
- 28
- Assignees
- 54
- Inventors
- 202
- Latest grant
- 31 Jan 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 8 | 0 |
| 1995 | 9 | 0 |
| 1996 | 7 | 0 |
| 1997 | 5 | 0 |
| 1998 | 4 | 0 |
| 1999 | 7 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 1 |
| 2002 | 2 | 5 |
| 2003 | 6 | 3 |
| 2004 | 7 | 2 |
| 2005 | 5 | 3 |
| 2006 | 2 | 3 |
| 2007 | 4 | 1 |
| 2008 | 3 | 0 |
| 2009 | 2 | 1 |
| 2010 | 2 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 1 |
| 2013 | 2 | 2 |
| 2014 | 1 | 1 |
| 2015 | 2 | 0 |
| 2016 | 1 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 2 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Method and apparatus for switching line bandwidth of optical transport network31 Jan 2023US 11,570,530 B2Huawei Technologies Co., Ltd.
- Transmission network system, data switching and transmission method, apparatus and equipment18 Oct 2022US 11,477,549 B2China Mobile Communication Co., Ltd Research Institute
- Dynamic data-driven power scaling in an optical node and network6 Oct 2020US 10,797,818 B1Ciena Corporation
- Optical communication cross-connection devices and signal processing method thereof11 Apr 2017US 9,621,291 B2Mitsubishi Electric Corporation
- Methods and devices for space-time multi-plane optical networks1 Nov 2016US 9,485,048 B2Scuola Superiore Sant'anna
- Method And Apparatus For Switching Line Bandwidth Of Optical Transport Network7 Oct 2021US 2021/0314682 A1Huawei Technologies Co., Ltd.
- Transmission network system, data switching and transmission method, apparatus and equipment20 May 2021US 2021/0152898 A1China Mobile Communication Co., Ltd Research Institute
- Optical communication cross-connection devices and signal processing method thereof24 Mar 2016US 2016/0087739 A1Mitsubishi Electric Corporation
- Optical signal transmission device applying alternative and selectable transmission paths4 Dec 2014US 2014/0355999 A1Hon Hai Precision Industry Co., Ltd.
- Methods and Devices for Space-Time Multi-Plane Optical Networks12 Dec 2013US 2013/0330076 A1Scuola Superiore Sant'anna
Most cited
By later US patents
- Access to telecommunications networks in multi-service environment695US 5,610,910 ANorthern Telecom Limited · 1997
- Access to telecommunications networks in multi-service environment233US 5,828,666 ANorthern Telecom Limited · 1998
- Method and facilities for hybrid packet switching162US 4,926,416 AAlcatel · 1990
- ATM exchange system152US 5,204,857 AKabushiki Kaisha Toshiba · 1993
- Variable cyclic redundancy coding method and apparatus for use in a multistage network124US 5,734,826 AInternational Business Machines Corporation · 1998