H04B 10/075
Using an in-service signal
Official title: using an in-service signal (H04B10/071 takes precedence)
H04B10/075 (Using an in-service signal) appears on 4,555 US grants and 4,670 published applications in this corpus.
Search patents in H04B- Granted patents
- 4,555
- Published applications
- 4,670
- Assignees
- 1,026
- Inventors
- 7,267
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 5 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 10 | 0 |
| 1992 | 7 | 0 |
| 1993 | 7 | 0 |
| 1994 | 16 | 0 |
| 1995 | 15 | 0 |
| 1996 | 35 | 0 |
| 1997 | 20 | 0 |
| 1998 | 47 | 0 |
| 1999 | 47 | 0 |
| 2000 | 34 | 0 |
| 2001 | 47 | 19 |
| 2002 | 62 | 121 |
| 2003 | 68 | 131 |
| 2004 | 70 | 157 |
| 2005 | 78 | 86 |
| 2006 | 115 | 78 |
| 2007 | 98 | 85 |
| 2008 | 81 | 98 |
| 2009 | 66 | 122 |
| 2010 | 88 | 88 |
| 2011 | 89 | 90 |
| 2012 | 92 | 150 |
| 2013 | 109 | 128 |
| 2014 | 167 | 205 |
| 2015 | 204 | 243 |
| 2016 | 250 | 307 |
| 2017 | 352 | 341 |
| 2018 | 326 | 283 |
| 2019 | 351 | 267 |
| 2020 | 315 | 283 |
| 2021 | 261 | 228 |
| 2022 | 241 | 283 |
| 2023 | 212 | 242 |
| 2024 | 215 | 244 |
| 2025 | 193 | 240 |
| 2026 | 138 | 151 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cloud-based rogue network device detection6 Oct 2026US 12,756,460 B1Calix, Inc.
- Monitoring control device, optical transmission path monitoring device, and monitoring control method6 Oct 2026US 12,756,461 B2NEC Corporation
- Utilizing curved focal planes for optical wireless communication6 Oct 2026US 12,756,462 B2QUALCOMM Incorporated
- Method and device for optimizing beam-pointing in wireless optical communication system6 Oct 2026US 12,756,465 B2Korea University Research and Business Foundation
- Integrated circuit for performing link equalization6 Oct 2026US 12,756,602 B2Samsung Electronics Co., Ltd.
- Analysis of Multi-Lane Communication Links8 Oct 2026US 2026/0312680 A1Mellanox Technologies, Ltd.
- Signal-to-noise ratio-based bit error ratio calculation for reporting beyond a forward error correction threshold8 Oct 2026US 2026/0312681 A1Ciena Corporation
- Optical fiber sensing system, optical fiber sensing device, and breakage detection method1 Oct 2026US 2026/0298674 A1NEC Corporation
- Simulated light source generation device, simulated light source generation method, and recording medium1 Oct 2026US 2026/0303207 A1NEC Corporation
- Detection of anomalous events in optical networks1 Oct 2026US 2026/0303208 A1Nokia Solutions and Networks Oy
Most cited
By later US patents
- Guided-wave transmission device with non-fundamental mode propagation and methods for use therewith468US 9,627,768 B2AT&T Intellectual Property I, L. P. · 2017
- Intelligent fiberoptic transmitters and methods of operating and manufacturing the same253US 5,812,572 APacific Fiberoptics, Inc. · 1998
- Method and system for detecting optical faults within the optical domain of a fiber communication network248US 6,005,694 AMCI WorldCom, Inc. · 1999
- Optical communications system having distributed intelligence222US 5,712,942 ALucent Technologies Inc. · 1998
- Method and system for transporting ancillary network data160US 6,108,113 AMCI Communications Corporation · 2000