4-诺基亚-NB-IoT技术的展望与产业实践.pdf


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2024-03-27
b s ms Stationary day Infrequent 200 Moderate Basement 1s Regular
2 MB

NB-IoT的行业挑战与实践
堵久辉 博士
技术总监
诺基亚和上海贝尔
2016-08-18
© 2016 Nokia2
Connected things
Programmable things
Many things
2
3
1
Mobile Internet with 5 bn
people connected by 2020
Fixed Internet with 1 bn
places connected by 2005
Programmable World with 50 bn
things connected by 2025
Source: Bell Lab Research
物联网将为人类的生产生活带来一场巨大变革 …
赋予连接物以智能,从而提供人类更好的生存状态与更大的自由度
© 2016 Nokia3
IoT 的挑战和机遇 —— 设备多而杂
© 2016 Nokia4
场景 需求
数据率 时延 频率 覆盖 移动性 设备成本 节能
抄表 ≈ 200 b/s 1s Infrequent Basement Stationary Very low
Long life
battery
家庭监控
≈ 70 b/s
(≈ 2000b/s for
emergency)
300 ms
(10 ms for
emergency)
Regular Indoor Stationary Moderate 2 day?
车队管理 ≈ 200 b/s 1s Regular Parking Normal speeds Not critical 2 day?
入侵告警 ≈ 1kb/s 10 ms Infrequent Basement Stationary Moderate 2 day?
舒适度控制 ≈ 200 b/s 1s Regular Basement Stationary Very low Not critical
药剂分配 ≈ 70 b/s 300 ms Infrequent Indoor Normal speeds Moderate 2 day?
车辆紧急情况处置 ≈ 10 Kb 10 ms Infrequent
High
reliability
High speed Mod


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