H04J 14/0272
Transmission of oamp information
Official title: {Transmission of OAMP information}
H04J14/0272 (Transmission of oamp information) appears on 458 US grants and 515 published applications in this corpus.
Search patents in H04J- Granted patents
- 458
- Published applications
- 515
- Assignees
- 114
- Inventors
- 849
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 2 | 0 |
| 2002 | 1 | 2 |
| 2003 | 2 | 6 |
| 2004 | 3 | 4 |
| 2005 | 0 | 11 |
| 2006 | 6 | 5 |
| 2007 | 4 | 6 |
| 2008 | 6 | 4 |
| 2009 | 8 | 16 |
| 2010 | 8 | 22 |
| 2011 | 8 | 29 |
| 2012 | 22 | 48 |
| 2013 | 30 | 47 |
| 2014 | 48 | 39 |
| 2015 | 47 | 39 |
| 2016 | 37 | 31 |
| 2017 | 37 | 24 |
| 2018 | 25 | 29 |
| 2019 | 40 | 28 |
| 2020 | 32 | 31 |
| 2021 | 21 | 29 |
| 2022 | 21 | 22 |
| 2023 | 20 | 18 |
| 2024 | 9 | 15 |
| 2025 | 12 | 7 |
| 2026 | 9 | 3 |
By publication year. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Central unit and remote unit25 Aug 2026US 12,719,579 B2Huawei Technologies Co., Ltd.
- Optical network unit, optical line terminal and method, device and medium for communication16 Jun 2026US 12,659,633 B2Nokia Solutions and Networks Oy
- Optical control device, optical transmission device, and signal light setting method19 May 2026US 12,634,005 B2NEC Corporation
- FlexO/ZR subrating and partial survivability21 Apr 2026US 12,609,766 B2Ciena Corporation
- Method for equalization in an access network of passive optical network type, computer program product, optical line termination and optical network unit corresponding thereto17 Mar 2026US 12,580,653 B2Orange
- Pair routing between undersea fiber optic cables13 Aug 2026US 2026/0235815 A1Subcom, LLC
- Coordinated Layer-0 and Layer-1 Control for Right-Sizing Optical Interfaces6 Aug 2026US 2026/0230177 A1Ciena Corporation
- Programmable Wavelength-Selective Splitter23 Jul 2026US 2026/0213867 A1
- Optical communication system, communication control apparatus and optical path opening method30 Oct 2025US 2025/0337493 A1Nippon Telegraph and Telephone Corporation
- Optical transmission system and control signal transmitting and receiving method9 Oct 2025US 2025/0317234 A1Nippon Telegraph and Telephone Corporation
Most cited
By later US patents
- Transmitter photonic integrated circuit (TxPIC) chips78US 7,885,492 B2Infinera Corporation · 2011
- Optical power management in an optical network72US 6,304,347 B1ONI Systems Corp. · 2001
- Wavelength division multiplexed optical communication system architectures65US 8,655,190 B2Infinera Corporation · 2014
- Transmitter photonic integrated circuits (TxPIC) and optical transport networks employing TxPICs55US 7,283,694 B2Infinera Corporation · 2007
- Network operating system with topology autodiscovery55US 7,747,165 B2Alcatel-Lucent USA Inc. · 2010