1. Shenzhen Metro Digital Train Introduction
Metro advanced Wi-Fi improve the passenger experience
Background
Enhance modern international city traffic by providing advanced passenger Wi-Fi service
Bring more entertainment to the passengers
Get additional revenue for metro operator
Challenges
Prohibit signal interference with CBTC and PIS
Free Wi-Fi is expected
More than 2 million passengers daily supported

2. Cost Efficient & High Performance Wi-Fi solution
Our Solution
“All in one” Access Routers, multi-service
Use the next-generation WLAN both on- board & station
TD-LTE network used in Train-ground deliver stable high bandwidth
Benefit
Satisfied passenger experience
Additional revenue got from 3rd WiFi operator company
Leading passenger service in China

3. High Bandwidth LTE Guarantee High Service Quality
ShenZhen Metro Line 2
34.4km, 29 stations , 51 RRU, carrying about 500K passengers daily
Stable Throughout DL
DL: ; UL: 8Mbps+
Support 3600 passengers
Smooth Handover
80km/h, Radio handover success rate 100%
Voice and data drop rate 0%
Routing
DL avg.
(Mpbs) DL
Top
Bottom
UL avg. UL HO
times
Success
rate
RSRP
Avg.
Xinxiu~Chiwan
36.72
43.58
4.44
8.15
9.37
2.76 36
100%
-74.47
Chiwan~Xinxiu
37.45
44.32
8.79
8.11
2.94 35
-74.37
Excellent Coverage
RSRP Avg
Perfect signal coverage
沿线有30个小区， 切换36次因为是 列车停车启动速度慢的时，有时候会切换到站台的基站