H04B 10/2513
Due to chromatic dispersion
Official title: due to chromatic dispersion
H04B10/2513 (Due to chromatic dispersion) appears on 1,378 US grants and 1,237 published applications in this corpus.
Search patents in H04B- Granted patents
- 1,378
- Published applications
- 1,237
- Assignees
- 372
- Inventors
- 2,277
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 11 | 0 |
| 1994 | 8 | 0 |
| 1995 | 15 | 0 |
| 1996 | 19 | 0 |
| 1997 | 14 | 0 |
| 1998 | 22 | 0 |
| 1999 | 41 | 0 |
| 2000 | 38 | 0 |
| 2001 | 60 | 42 |
| 2002 | 67 | 113 |
| 2003 | 75 | 127 |
| 2004 | 101 | 137 |
| 2005 | 82 | 102 |
| 2006 | 83 | 88 |
| 2007 | 74 | 47 |
| 2008 | 78 | 53 |
| 2009 | 48 | 65 |
| 2010 | 55 | 49 |
| 2011 | 28 | 42 |
| 2012 | 42 | 35 |
| 2013 | 42 | 17 |
| 2014 | 47 | 26 |
| 2015 | 39 | 30 |
| 2016 | 25 | 20 |
| 2017 | 30 | 34 |
| 2018 | 27 | 24 |
| 2019 | 35 | 29 |
| 2020 | 21 | 20 |
| 2021 | 22 | 25 |
| 2022 | 31 | 25 |
| 2023 | 24 | 31 |
| 2024 | 20 | 13 |
| 2025 | 14 | 27 |
| 2026 | 15 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Chromatic dispersion estimation method for coherent optical network6 Oct 2026US 12,756,467 B1Cable Television Laboratories, Inc.
- Optical communication system with a simplified remote optical power supply4 Aug 2026US 12,700,926 B2Ayar Labs, Inc.
- Comb-based wavelength division multiplexing21 Jul 2026US 12,689,458 B2Nokia Solutions and Networks Oy
- Optical receiving apparatus and optical receiving method using changing coefficient values for fast fourier transform30 Jun 2026US 12,671,498 B2NTT, Inc.
- Dispersion compensating discrete phase filters23 Jun 2026US 12,665,668 B2Fonex Data Systems Inc.
- Optical communication assembly, optical communication device, and optical communication system17 Sep 2026US 2026/0280711 A1
- Multi-carrier signal waveform equalization circuit and multi-carrier signal waveform equalization method10 Sep 2026US 2026/0269951 A1NTT, Inc.
- System for optimizing propagation and dispersion of an optical signal3 Sep 2026US 2026/0261342 A1Hyperlume Inc.
- High speed optical receiver system3 Sep 2026US 2026/0261347 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Apparatus and method for equalizer training in a coherent receiver27 Aug 2026US 2026/0254680 A1Nokia Solutions and Networks Oy
Most cited
By later US patents
- Apparatus and method for delivery of dispersion-compensated ultrashort optical pulses with high peak power220US 6,249,630 B1Imra America, Inc. · 2001
- Dispersion compensating devices and systems193US 5,361,319 ACorning Incorporated · 1994
- Chromatic dispersion compensation device172US 6,519,065 B1JDS Fitel Inc. · 2003
- Optimized optical transmission system for high capacity transmission129US 5,717,510 AFujitsu Limited · 1998
- Apparatus and method for delivery of dispersion compensated ultrashort optical pulses with high peak power127US 5,862,287 AImra America, Inc. · 1999