H04B 10/5057
Using a feedback signal generated by analysing the optical output
Official title: {using a feedback signal generated by analysing the optical output}
H04B10/5057 (Using a feedback signal generated by analysing the optical output) appears on 603 US grants and 564 published applications in this corpus.
Search patents in H04B- Granted patents
- 603
- Published applications
- 564
- Assignees
- 241
- Inventors
- 1,058
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 7 | 0 |
| 2001 | 8 | 2 |
| 2002 | 9 | 16 |
| 2003 | 11 | 23 |
| 2004 | 9 | 18 |
| 2005 | 9 | 20 |
| 2006 | 22 | 18 |
| 2007 | 13 | 19 |
| 2008 | 22 | 14 |
| 2009 | 12 | 18 |
| 2010 | 14 | 18 |
| 2011 | 16 | 13 |
| 2012 | 16 | 22 |
| 2013 | 24 | 18 |
| 2014 | 16 | 25 |
| 2015 | 30 | 27 |
| 2016 | 35 | 35 |
| 2017 | 41 | 33 |
| 2018 | 42 | 48 |
| 2019 | 48 | 33 |
| 2020 | 42 | 25 |
| 2021 | 22 | 25 |
| 2022 | 22 | 28 |
| 2023 | 28 | 24 |
| 2024 | 20 | 23 |
| 2025 | 15 | 12 |
| 2026 | 18 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Composition and method for making picocrystalline artificial borane atoms6 Oct 2026US 12,757,646 B2SemiNuclear, Inc.
- Modulation formats in optical networks18 Aug 2026US 12,713,165 B2Nokia Solutions and Networks Oy
- Equalization apparatus, optical transmission system, and equalization method28 Jul 2026US 12,695,507 B2NEC Corporation
- Laser based white light system configured for communication16 Jun 2026US 12,659,034 B2KYOCERA SLD Laser, Inc.
- Systems and methods for phase compensation16 Jun 2026US 12,659,041 B1Cable Television Laboratories, Inc.
- Systems and Methods for Distributing Optical Signals Using a Photonic Integrated Circuit14 May 2026US 2026/0135353 A1Quintessent Inc.
- Ring modulator baseline wander compensation30 Apr 2026US 2026/0121758 A1Intel Corporation
- Temperature control device for optical modulators, and optical link device including same26 Mar 2026US 2026/0086306 A1Samsung Electronics Co., Ltd.
- Markers for dual-polarization optical systems26 Mar 2026US 2026/0088905 A1
- Coherent optical transmission system with multi-use laser emitter and optical transceiver thereof12 Mar 2026US 2026/0074795 A1Global Technology Inc.
Most cited
By later US patents
- RF processing system and method153US 10,630,391 B1MagiQ Technologies, Inc. · 2020
- Chirped-pulse multiple wavelength telecommunications system147US 5,631,758 ALucent Technologies Inc. · 1997
- Automatic bias control for electro-optic modulators111US 6,046,838 AKestrel Solutions, Inc. · 2000
- WDM optical communication systems with wavelength stabilized optical selectors108US 5,673,129 ACiena Corporation · 1997
- Directly modulated laser optical transmission system106US 7,466,925 B2Emcore Corporation · 2008