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动态带宽分配在时间划分多重复合的被动光学网络:ITU-T和IEEE标准算法的双标准分析
Kamran Ali Memon1, Syed Saeed Jaffer2, Muhammad Ali Qureshi3
1Interdisciplinary Research Center for Communication Systems and Sensing, King Fahd University of Petroleum and Minerals, Dhahran, Eastern Province, Saudi Arabia.
PeerJ. Computer science
|June 26, 2025
概括
被动光学网络 (PON) 正在发展,动态带宽分配 (DBA) 算法对于高效的宽带接入至关重要. 本综述分析了PON演变和DBA策略,以提高服务质量 (QoS) 和未来的应用.
科学领域:
- 电信工程 电信工程 电信工程
- 计算机网络 计算机网络
- 光学通信是指光学通信.
背景情况:
- 25年来,被动光学网络 (PON) 已经为大约10亿用户提供服务,产生了大量收入.
- 标准化机构 (IEEE,ITU-T) 已经开发了PON解决方案,以应对最后一英里宽带接入的挑战.
- 动态带宽分配 (DBA) 对于高效的上游通道访问,公平性和PON中的服务质量 (QoS) 至关重要.
研究的目的:
- 从IEEE和ITU-T标准中检查时间划分多重PON解决方案 (例如EPON,GPON,NG-PON2) 的演变.
- 分析PON中使用的各种DBA算法的方法,瓶和比较见解.
- 讨论下一代PON (NG-PON) 中DBA的新兴应用和未来研究方向.
主要方法:
- 审查和分析时间分割多重 PON 标准及其 DBA 机制.
- 对PON DBA算法报告工作的比较研究,评估优点,弱点和操作机制.
- 讨论不同DBA策略的定量见解和绩效指标.
主要成果:
- 详细检查PON演变的情况,包括A/BPON,EPON,GPON,XGPON,10G-EPON和NG-PON2.
- 识别不同PON代的各种DBA算法的关键优点,弱点和操作方面.
- 分析DBA挑战和5G/6G前线运输,FTTR和工业PON等新兴应用中的性能.
结论:
- DBA算法对于优化PON性能,确保公平性,效率和可扩展性至关重要.
- 随着PON技术的不断发展,需要先进的DBA设计来满足不断增长的带宽需求和新的应用.
- 未来的研究应该专注于为下一代PON开发更有效的DBA算法,以支持新出现的用例和增强网络功能.
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