H04B 10/25755
Ring network topology
Official title: {Ring network topology}
H04B10/25755 (Ring network topology) appears on 48 US grants and 44 published applications in this corpus.
Search patents in H04B- Granted patents
- 48
- Published applications
- 44
- Assignees
- 38
- Inventors
- 114
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 3 | 10 |
| 2003 | 2 | 3 |
| 2004 | 3 | 5 |
| 2005 | 2 | 3 |
| 2006 | 6 | 1 |
| 2007 | 3 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 2 | 1 |
| 2016 | 0 | 1 |
| 2017 | 3 | 2 |
| 2018 | 1 | 2 |
| 2019 | 2 | 1 |
| 2020 | 4 | 4 |
| 2021 | 2 | 0 |
| 2022 | 1 | 2 |
| 2023 | 5 | 3 |
| 2024 | 1 | 0 |
| 2025 | 3 | 3 |
| 2026 | 2 | 0 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Method for transmission of downlink radio signals in a D-MIMO system and a D-MIMO system18 Aug 2026US 12,712,598 B2Telefonaktiebolaget LM Ericsson (publ)
- Integrated source generation, transmission, and distribution system based on photonic loop17 Feb 2026US 12,556,288 B2China Electronics Technology Group Corporation No 44 Research Institute
- Label distribution protocol (LDP) convergence in ring topologies18 Nov 2025US 12,476,906 B2Ciena Corporation
- Satellite system with networked gateways20 May 2025US 12,308,884 B1
- Reconfigurable array for RF/analogue signals29 Apr 2025US 12,289,134 B2BAE SYSTEMS plc
- Integrated source generation, transmission, and distribution system based on photonic loop17 Apr 2025US 2025/0125883 A1China Electronics Technology Group Corporation No 44 Research Institute
- Free space optic network16 Jan 2025US 2025/0023638 A1Telefonaktiebolaget LM Ericsson (publ)
- A method for transmission of downlink radio signals in a d-mimo system and a d-mimo system2 Jan 2025US 2025/0007562 A1Telefonaktiebolaget LM Ericsson (publ)
- Label Distribution Protocol (LDP) convergence in ring topologies21 Dec 2023US 2023/0412500 A1Ciena Corporation
- Reconfigurable array for rf/analogue signals13 Jul 2023US 2023/0224042 A1BAE SYSTEMS plc
Most cited
By later US patents
- Method and system for distributing multiband wireless communications signals323US 6,801,767 B1LGC Wireless, Inc. · 2004
- Method and apparatus for multiplexing in a wireless communication infrastructure211US 6,826,163 B2NEXTG Networks · 2004
- Method and apparatus for multiplexing in a wireless communication infrastructure201US 6,826,164 B2NEXTG Networks · 2004
- Method and apparatus for multiplexing in a wireless communication infrastructure182US 7,127,175 B2NEXTG Networks · 2006
- Remote antenna unit and wavelength division multiplexing radio-over-fiber network140US 7,269,311 B2Samsung Electronics Co., Ltd. · 2007