H04B 10/58
Compensation for non-linear transmitter output
H04B10/58 (Compensation for non-linear transmitter output) appears on 627 US grants and 528 published applications in this corpus.
Search patents in H04B- Granted patents
- 627
- Published applications
- 528
- Assignees
- 263
- Inventors
- 1,231
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 12 | 0 |
| 1992 | 12 | 0 |
| 1993 | 6 | 0 |
| 1994 | 12 | 0 |
| 1995 | 2 | 0 |
| 1996 | 8 | 0 |
| 1997 | 3 | 0 |
| 1998 | 12 | 0 |
| 1999 | 7 | 0 |
| 2000 | 11 | 0 |
| 2001 | 15 | 1 |
| 2002 | 9 | 11 |
| 2003 | 13 | 9 |
| 2004 | 9 | 22 |
| 2005 | 4 | 15 |
| 2006 | 15 | 23 |
| 2007 | 8 | 19 |
| 2008 | 15 | 12 |
| 2009 | 18 | 22 |
| 2010 | 22 | 15 |
| 2011 | 22 | 8 |
| 2012 | 5 | 10 |
| 2013 | 15 | 10 |
| 2014 | 13 | 18 |
| 2015 | 25 | 31 |
| 2016 | 28 | 46 |
| 2017 | 43 | 43 |
| 2018 | 46 | 47 |
| 2019 | 51 | 42 |
| 2020 | 46 | 26 |
| 2021 | 18 | 25 |
| 2022 | 27 | 20 |
| 2023 | 19 | 15 |
| 2024 | 14 | 18 |
| 2025 | 12 | 14 |
| 2026 | 14 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Optical communication system, optical transmitting and receiving apparatus, and optical communication method6 Oct 2026US 12,756,471 B2NTT, Inc.
- Calibration apparatus, calibration method, and non-transitory computer-readable storage medium15 Sep 2026US 12,739,032 B2NEC Corporation
- Optical signal controller, optical signal control method, and optical signal transmission system8 Sep 2026US 12,732,278 B2NTT, Inc.
- Training apparatus, control method, and non-transitory computer-readable storage medium18 Aug 2026US 12,712,639 B2NEC Corporation
- Optical communication system, optical transmitting and receiving apparatus, and optical communication method28 Jul 2026US 12,695,510 B2NTT, Inc.
- Signal to noise and distortion ratio (sndr) analysis for characterization of a linear pluggable optics (lpo) module21 May 2026US 2026/0142729 A1Cisco Technology, Inc.
- Optical transmission system and transmitter21 May 2026US 2026/0142730 A1Fujitsu Limited
- System, communication apparatus, optical module, method, and optical network26 Mar 2026US 2026/0088909 A1Huawei Technologies Co., Ltd.
- Compact Etalon-Based Dispersion Compensation In WDM Optical Systems5 Feb 2026US 2026/0039392 A1II-Vi Delaware, Inc.
- Wavelength converter and wavelength conversion method8 Jan 2026US 2026/0012263 A1NEC Corporation
Most cited
By later US patents
- Predistorter for linearization of electronic and optical signals120US 5,132,639 AOrtel Corporation · 1992
- Directly modulated laser optical transmission system106US 7,466,925 B2Emcore Corporation · 2008
- Optoelectronic transmitter with improved control circuit and laser fault latching103US 6,160,647 AStratos Lightwave, Inc. · 2000
- Predistorter for linearization of electronic and optical signals102US 5,252,930 AOrtel Corporation · 1993
- Optical transmitters linearized by means of parametric feedback100US 5,161,044 AHarmonic Lightwaves, Inc. · 1992