H04B 10/2543
Due to fibre non-linearities
Official title: due to fibre non-linearities, e.g. Kerr effect
H04B10/2543 (Due to fibre non-linearities) appears on 371 US grants and 318 published applications in this corpus.
Search patents in H04B- Granted patents
- 371
- Published applications
- 318
- Assignees
- 145
- Inventors
- 685
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 7 | 0 |
| 1998 | 10 | 0 |
| 1999 | 9 | 0 |
| 2000 | 13 | 0 |
| 2001 | 8 | 7 |
| 2002 | 14 | 19 |
| 2003 | 18 | 15 |
| 2004 | 14 | 18 |
| 2005 | 11 | 10 |
| 2006 | 19 | 9 |
| 2007 | 14 | 5 |
| 2008 | 7 | 6 |
| 2009 | 4 | 6 |
| 2010 | 6 | 9 |
| 2011 | 8 | 4 |
| 2012 | 7 | 18 |
| 2013 | 6 | 16 |
| 2014 | 15 | 8 |
| 2015 | 14 | 20 |
| 2016 | 14 | 18 |
| 2017 | 23 | 18 |
| 2018 | 16 | 20 |
| 2019 | 23 | 13 |
| 2020 | 12 | 15 |
| 2021 | 10 | 11 |
| 2022 | 12 | 8 |
| 2023 | 16 | 19 |
| 2024 | 12 | 12 |
| 2025 | 13 | 12 |
| 2026 | 6 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and system for monitoring non-linear effects along an optical communication line22 Sep 2026US 12,744,599 B2Huawei Technologies Co., Ltd.
- Optical transmission characteristic estimation apparatus, optical transmission characteristic estimation method and program4 Aug 2026US 12,700,923 B2NTT, Inc.
- Optical receiver, optical transmitter, and optical reception method24 Mar 2026US 12,587,278 B2NEC Corporation
- Optical transmission system, optical receiver, optical transmitter, control method and program17 Mar 2026US 12,580,654 B2NTT, Inc.
- All-optical phase-preserving signal amplitude processors27 Jan 2026US 12,537,599 B2Board of Regents, The University of Texas System
- Minimizing phase-delay-induced signal loss in optical fibers19 Mar 2026US 2026/0081682 A1AT&T Communications Services India Private Limited
- Event timing-based method and apparatus for fiber-optic frequency transfer12 Mar 2026US 2026/0074790 A1Hefei National Laboratory
- Method and system for monitoring non-linear effects along an optical communication line20 Nov 2025US 2025/0358009 A1Huawei Technologies Co., Ltd.
- Wireless communication method, base station equipment and wireless communication system6 Nov 2025US 2025/0343603 A1Nippon Telegraph and Telephone Corporation
- Optical transmission system, optical receiver, optical transmitter, control method and program10 Jul 2025US 2025/0226884 A1Nippon Telegraph and Telephone Corporation
Most cited
By later US patents
- Method and apparatus for improving spectral efficiency in wavelength division multiplexed transmission systems196US 6,134,033 ATyco Submarine Systems Ltd. · 2000
- Optimized optical transmission system for high capacity transmission129US 5,717,510 AFujitsu Limited · 1998
- Electrical domain compensation of non-linear effects in an optical communications system87US 7,756,421 B2Ciena Corporation · 2010
- System of very-long-distance digital transmission by optical fiber with compensation for distortions at reception78US 5,343,322 AFrance Telecom · 1994
- Electro-optical integrated transmitter chip for arbitrary quadrature modulation of optical signals62US 7,272,271 B2CeLight, Inc. · 2007