H04J 14/002
Coherencemultiplexing
Official title: {Coherencemultiplexing}
H04J14/002 (Coherencemultiplexing) appears on 65 US grants and 52 published applications in this corpus.
Search patents in H04J- Granted patents
- 65
- Published applications
- 52
- Assignees
- 42
- Inventors
- 148
- Latest grant
- 4 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 2 |
| 2003 | 2 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 0 | 7 |
| 2011 | 1 | 6 |
| 2012 | 7 | 8 |
| 2013 | 6 | 4 |
| 2014 | 4 | 5 |
| 2015 | 8 | 3 |
| 2016 | 4 | 0 |
| 2017 | 2 | 0 |
| 2018 | 1 | 5 |
| 2019 | 2 | 1 |
| 2020 | 1 | 1 |
| 2021 | 3 | 0 |
| 2022 | 1 | 0 |
| 2023 | 3 | 1 |
| 2024 | 3 | 0 |
| 2025 | 1 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods of injection locking for multiple optical source generation4 Nov 2025US 12,463,740 B1Cable Television Laboratories, Inc.
- Laser-shared coherent transceivers and methods31 Dec 2024US 12,184,399 B1Amazon Technologies, Inc.
- Methods of injection locking for multiple optical source generation20 Feb 2024US 11,909,512 B1Cable Television Laboratories, Inc.
- Near-omnidirectional optical communication system30 Jan 2024US 11,888,580 B2The United States of America as represented by the Secretary of the Navy
- Systems and methods for dual-band modulation and injection-locking for coherent PON12 Sep 2023US 11,757,556 B1Cable Television Laboratories, Inc.
- Methods of injection locking for multiple optical source generation26 Feb 2026US 2026/0058750 A1Cable Television Laboratories, Inc.
- Apparatus comprising analog multiplexers and method for an apparatus comprising analog multiplexers14 Aug 2025US 2025/0260501 A1Nokia Solutions and Networks Oy
- Near-Omnidirectional Optical Communication System28 Sep 2023US 2023/0308203 A1The United States of America as represented by the Secretary of the Navy
- Systems and methods for full duplex coherent optics6 Feb 2020US 2020/0044765 A1Cable Television Laboratories, Inc.
- Systems and methods for dual-band modulation and injection-locking for coherent pon26 Dec 2019US 2019/0393974 A1Cable Television Laboratories, Inc.
Most cited
By later US patents
- Coherence multiplexed transmission system74US 5,691,832 AU. S. Philips Corporation · 1997
- Optical communications system with dynamic channel allocation74US 6,583,901 B12003
- Distributed sensor and method using coherence multiplexing of fiber-optic interferometric sensors59US 4,699,513 AStanford University · 1987
- Optical fiber network having increased channel capacity58US 6,587,239 B12003
- Coherence multiplexing of optical sensors40US 4,799,797 AThe Boeing Company · 1989