H04B 10/5053
Using a parallel, i.e. shunt, combination of modulators
Official title: {using a parallel, i.e. shunt, combination of modulators}
H04B10/5053 (Using a parallel, i.e. shunt, combination of modulators) appears on 448 US grants and 450 published applications in this corpus.
Search patents in H04B- Granted patents
- 448
- Published applications
- 450
- Assignees
- 164
- Inventors
- 828
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 5 | 0 |
| 2001 | 5 | 2 |
| 2002 | 7 | 9 |
| 2003 | 4 | 14 |
| 2004 | 8 | 11 |
| 2005 | 2 | 11 |
| 2006 | 9 | 11 |
| 2007 | 9 | 21 |
| 2008 | 15 | 13 |
| 2009 | 12 | 20 |
| 2010 | 15 | 25 |
| 2011 | 22 | 21 |
| 2012 | 19 | 32 |
| 2013 | 19 | 25 |
| 2014 | 28 | 34 |
| 2015 | 27 | 21 |
| 2016 | 35 | 22 |
| 2017 | 29 | 20 |
| 2018 | 23 | 23 |
| 2019 | 34 | 22 |
| 2020 | 20 | 15 |
| 2021 | 15 | 7 |
| 2022 | 13 | 19 |
| 2023 | 14 | 18 |
| 2024 | 20 | 17 |
| 2025 | 10 | 10 |
| 2026 | 9 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multi-parallel and serial optical digital to analog conversion28 Jul 2026US 12,695,512 B2Technion Research & Development Foundation Limited
- Optical multi-wavelength dual-polarization transceivers7 Jul 2026US 12,676,691 B2Aloe Semiconductor Inc.
- Transmitting device and method for transmitting a broadband optical transmission signal30 Jun 2026US 12,671,501 B2Rheinisch-Westfalische Technische Hochschule Aachen (Rwth) Aachen
- Systems and methods for in-phase and quadrature modulation16 Jun 2026US 12,659,044 B2Huawei Technologies Co., Ltd.
- Configurable intensity-modulation direct detection (IMDD) optical transceivers16 Jun 2026US 12,659,064 B2Aloe Semiconductor Inc.
- Optical multi-wavelength dual-polarization transceivers1 Oct 2026US 2026/0303248 A1Aloe Semiconductor Inc.
- Multicore fiber optical transceiver24 Sep 2026US 2026/0291612 A1TeraHop USA Inc.
- Differential electro-absorption modulator systems6 Aug 2026US 2026/0230189 A1ElectroPhotonic-IC Inc.
- Optical signal generation device and optical signal generation method14 May 2026US 2026/0133462 A1NTT, Inc.
- Integrated transceiver systems and methods30 Apr 2026US 2026/0121750 A1Cable Television Laboratories, Inc.
Most cited
By later US patents
- Method for optical carrier suppression and quadrature control99US 7,266,306 B1Nortel Networks Limited · 2007
- Method and device for generating optical signals95US 8,831,440 B2Huawei Technologies Co., Ltd. · 2014
- Optical transmission system75US 5,351,148 AMatsushita Electric Industrial Co., Ltd. · 1994
- Signal level control circuitry for a fiber communications system73US 5,267,071 AScientific-Atlanta, Inc. · 1993
- Optical modulation system73US 5,880,870 ATelecommunications Research Laboratories · 1999