H04B 10/6151
Comprising a polarization controller at the receiver's input stage
Official title: {comprising a polarization controller at the receiver's input stage}
H04B10/6151 (Comprising a polarization controller at the receiver's input stage) appears on 122 US grants and 120 published applications in this corpus.
Search patents in H04B- Granted patents
- 122
- Published applications
- 120
- Assignees
- 71
- Inventors
- 282
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 3 |
| 2003 | 1 | 0 |
| 2004 | 1 | 1 |
| 2005 | 1 | 1 |
| 2006 | 1 | 0 |
| 2007 | 3 | 1 |
| 2008 | 0 | 0 |
| 2009 | 2 | 2 |
| 2010 | 1 | 5 |
| 2011 | 0 | 3 |
| 2012 | 3 | 1 |
| 2013 | 5 | 6 |
| 2014 | 6 | 7 |
| 2015 | 3 | 3 |
| 2016 | 4 | 5 |
| 2017 | 8 | 5 |
| 2018 | 9 | 8 |
| 2019 | 2 | 8 |
| 2020 | 9 | 8 |
| 2021 | 5 | 14 |
| 2022 | 7 | 5 |
| 2023 | 13 | 14 |
| 2024 | 7 | 7 |
| 2025 | 6 | 4 |
| 2026 | 7 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus and method for polarization control in coherent optical reception system29 Sep 2026US 12,750,141 B2Electronics and Telecommunications Research Institute
- Coherent detection method, apparatus, and system26 May 2026US 12,640,817 B2Zte Corporation
- Integrated coherent receiver having a single MMI coupler optical hybrid, non-intersecting optical paths and uniform electrical paths7 Apr 2026US 12,598,003 B2Leo Space Photonics
- Photonic integrated circuit and opto-electronic system comprising the same17 Mar 2026US 12,580,672 B2Effect Photonics B.V.
- Coherent optical receiver17 Feb 2026US 12,556,286 B2Mitsubishi Electric Corporation
- Polarization based dual-mode optical transceiver17 Sep 2026US 2026/0280714 A1Lumos Infinitas USA Inc.
- Photonic polarization controller and phase rotator for optical transceiver18 Jun 2026US 2026/0172120 A1NeoPhotonics Corporation
- Data energy localizing communication system and method thereof11 Jun 2026US 2026/0163641 A1
- Devices and methods for optical interconnects using polarization multiplexing11 Jun 2026US 2026/0163644 A1Lightmatter, Inc.
- Systems and methods for optical communication with polarization diversity11 Jun 2026US 2026/0163645 A1Lightmatter, Inc.
Most cited
By later US patents
- Optical transmission apparatuses, methods, and systems122US 7,826,752 B1Level 3 Communications, LLC · 2010
- Frequency agile transmitter and receiver architecture for DWDM systems65US 7,209,664 B1Nortel Networks Limited · 2007
- Optical receiver57US 8,478,137 B2Fujitsu Limited · 2013
- Coherent subcarrier multiplexed optical communication system44US 4,989,200 AGTE Laboratories Incorporated · 1991
- Polarization insensitive coherent lightwave detector32US 4,718,120 AAmerican Telephone and Telegraph Company, AT&T Bell Laboratories · 1988