H04B 10/697
Arrangements for reducing noise and distortion
Official title: {Arrangements for reducing noise and distortion}
H04B10/697 (Arrangements for reducing noise and distortion) appears on 596 US grants and 598 published applications in this corpus.
Search patents in H04B- Granted patents
- 596
- Published applications
- 598
- Assignees
- 250
- Inventors
- 1,146
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 3 |
| 2002 | 4 | 6 |
| 2003 | 6 | 7 |
| 2004 | 4 | 10 |
| 2005 | 1 | 11 |
| 2006 | 6 | 8 |
| 2007 | 10 | 7 |
| 2008 | 1 | 11 |
| 2009 | 10 | 34 |
| 2010 | 13 | 25 |
| 2011 | 14 | 22 |
| 2012 | 20 | 24 |
| 2013 | 24 | 19 |
| 2014 | 37 | 29 |
| 2015 | 34 | 18 |
| 2016 | 26 | 31 |
| 2017 | 38 | 51 |
| 2018 | 45 | 45 |
| 2019 | 50 | 49 |
| 2020 | 47 | 34 |
| 2021 | 37 | 38 |
| 2022 | 38 | 30 |
| 2023 | 25 | 24 |
| 2024 | 26 | 24 |
| 2025 | 23 | 28 |
| 2026 | 13 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- High-speed single-ended-to-differential converter with skew control8 Sep 2026US 12,732,283 B1Sicily Merger Sub II, Inc.
- Optical signal receiving apparatus, method and system, optical line terminal, computer-readable storage medium25 Aug 2026US 12,719,585 B2Zte Corporation
- Optical signal processing11 Aug 2026US 12,706,678 B21FINITY Inc.
- Digital amplitude noise shift keying to communicate information7 Jul 2026US 12,676,680 B2The Boeing Company
- Optical signal detectors comprising optical signal sensors and logarithmic amplifiers, systems comprising the same, and methods of use therefor26 May 2026US 12,640,818 B2General Dynamics Mission Systems, Inc.
- Driver for optical module, control method, and optical module8 Oct 2026US 2026/0312696 A1Beijing Zitiao Network Technology Co., Ltd.
- Optical signal detectors comprising optical signal sensors and logarithmic amplifiers, systems comprising the same, and methods of use therefor17 Sep 2026US 2026/0280721 A1General Dynamics Mission Systems, Inc.
- Improved bandwidth for large photodiode receiver in lifi systems10 Sep 2026US 2026/0269952 A1Signify Holding B. V.
- Apparatus and method for polarization sensing27 Aug 2026US 2026/0254535 A1Nokia Solutions and Networks Oy
- Method for configuring equalization resources of an equalizer of a transceiver optical device30 Jul 2026US 2026/0222066 A1Mitsubishi Electric Corporation
Most cited
By later US patents
- Low conversion rate digital dispersion compensation90US 7,701,842 B2Nortel Networks Limited · 2010
- Postdistortion circuit for reducing distortion in an optical communications system83US 5,481,389 AScientific-Atlanta, Inc. · 1996
- Signal level control circuitry for a fiber communications system73US 5,267,071 AScientific-Atlanta, Inc. · 1993
- Optical imaging transmitter with brightness enhancement68US 10,222,475 B2Ouster, Inc. · 2019
- Fiber optic data transmitting system61US 4,831,662 AOptical Communications Corp. · 1989