Study On Optical Communications, Volume. 50, Issue 1, 22006501(2024)
Discussion on Ultra-Low Delay Technology Solutions Based on PON
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Fig. 1. Schematic diagram of ONU uplink timeslot division in PON system
Fig. 3. Comparison of Average Delay and Bandwidth Utilization in Different Scheduling Periods
Fig. 4. Comparison of delay and bandwidth utilization before and after using single frame multi burst technology
Fig. 5. A typical PON system with independent registration channel
Table 1. Requirements of VR services on network communication indicators
View tableView in ArticleTable 1. Requirements of VR services on network communication indicators
场景 端到端时延/ms 带宽/Mbit/s 强交互VR业务(游戏类) 起步阶段(4K) ≤20 ≥80 舒适体验(8K) ≤20 ≥130 理想体验(≥12K) ≤10 ≥540 弱交互VR业务(全景视频类) 起步阶段(4K) ≤20 ≥60 舒适体验(8K) ≤20 ≥180 理想体验(≥12K) ≤20 －
Table 2. Typical requirements of industrial network communication
View tableView in ArticleTable 2. Typical requirements of industrial network communication
场景 端到端时延/ms 抖动/ms 可靠性(%) 连接密度/设备/km2 触觉反馈交互 0.5 － 99.999 0 低 离散自动化(运动控制) 1.0 1 000 99.999 9 100 000 高压配电 5.0 1 99.999 9 1 000 智能交通系统 10.0 2 99.999 9 1 000 远程控制 5.0 － 99.999 0 低 离散自动化 10.0 1 99.990 0 100 000 中压配电 25.0 25 99.900 0 1 000 过程自动化远程控制 50.0 20 99.999 9 1 000 过程自动化监控 50.0 20 99.900 0 10 000
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Qifang LIU, Yu ZHANG, Quan ZHOU. Discussion on Ultra-Low Delay Technology Solutions Based on PON[J]. Study On Optical Communications, 2024, 50(1): 22006501
Paper Information
Category: Research Articles
Received: Nov. 7, 2022
Accepted: --
Published Online: Apr. 9, 2024
The Author Email: LIU Qifang (liuqf@fiberhome.com)
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