Shenzhen Metro Digital Train Introduction

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Presentation transcript:

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

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

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: 36Mbps+ @20Mhz ; 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. -74.47 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