H04B 10/0791
Fault location on the transmission path
Official title: {Fault location on the transmission path}
H04B10/0791 (Fault location on the transmission path) appears on 202 US grants and 239 published applications in this corpus.
Search patents in H04B- Granted patents
- 202
- Published applications
- 239
- Assignees
- 114
- Inventors
- 590
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 2 |
| 2004 | 2 | 2 |
| 2005 | 0 | 2 |
| 2006 | 4 | 2 |
| 2007 | 0 | 8 |
| 2008 | 1 | 3 |
| 2009 | 2 | 3 |
| 2010 | 1 | 0 |
| 2011 | 4 | 5 |
| 2012 | 1 | 1 |
| 2013 | 3 | 2 |
| 2014 | 6 | 16 |
| 2015 | 11 | 11 |
| 2016 | 12 | 17 |
| 2017 | 20 | 18 |
| 2018 | 16 | 16 |
| 2019 | 19 | 15 |
| 2020 | 16 | 14 |
| 2021 | 11 | 11 |
| 2022 | 13 | 12 |
| 2023 | 12 | 18 |
| 2024 | 17 | 18 |
| 2025 | 16 | 23 |
| 2026 | 10 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Evaluating fiber connection reliability using multi-modal data and/or multi-modal data sources29 Sep 2026US 12,750,136 B2AT&T Intellectual Property I, L. P.
- Fault locating method for optical network and related device8 Sep 2026US 12,732,270 B2Huawei Technologies Co., Ltd.
- Failure detection method integrated in optical amplifiers and remote optical transmitters for radio frequency on glass (RFOG) and distributed access architecture (DAA) cable television (CATV) networks11 Aug 2026US 12,706,669 B2ARRIS Enterprises LLC
- Locating disturbances in optical fibres2 Jun 2026US 12,647,181 B2Tampnet AS
- System and method for providing transient resilient transmissions in an optical network21 Apr 2026US 12,609,767 B2Xieon Networks S.a.r.l.
- Analysis of Multi-Lane Communication Links8 Oct 2026US 2026/0312680 A1Mellanox Technologies, Ltd.
- Optical fiber sensing system, optical fiber sensing device, and breakage detection method1 Oct 2026US 2026/0298674 A1NEC Corporation
- Detection of anomalous events in optical networks1 Oct 2026US 2026/0303208 A1Nokia Solutions and Networks Oy
- Method and system for disturbance tracking and localization17 Sep 2026US 2026/0280698 A1Ciena Corporation
- Locating disturbances in optical fibres17 Sep 2026US 2026/0280699 A1Tampnet AS
Most cited
By later US patents
- Automatic power shut-down arrangement for optical line systems50US 6,504,630 B1Lucent Technologies Inc. · 2003
- Method and apparatus for automatically identifying system faults in an optical communications system from repeater loop gain signatures39US 6,134,032 ATyco Submarine Systems Ltd. · 2000
- Systems and methods for a preemptive controller for photonic line systems31US 9,985,726 B1Ciena Corporation · 2018
- Method and system for detecting loss of signal in wavelength division multiplexed systems25US 6,115,154 ATelcordia Technologies, Inc. · 2000
- Optical transmission system22US 6,807,370 B2Fujitsu Limited · 2004