INDIVIDUALS from Malaysian Communications and Multimedia Commission (MCMC) conducted an inspection of the MRT Sungai Buloh-Kajang (SBK) Line Underground Stations on 26 April 2018.

Led by MCMC Communications and Digital Ecosystem Sector Chief Officer Dato’ Mohd Ali Hanafiah, these individuals inspected the stations to test out the mobile cellular network connectivity which consist of major telecommunications operators (TELCOS) such as Maxis, Celcom, Digi, U Mobile, Yes Network and WEBE.

Coverage and bandwidth speed were measured by MCMC and all of the respective TELCOS in the Tunnel and Station area.

The result was satisfactory and MCMC was impressed due to the fact that the technology deployed for the Commercial Mobile Telecommunication System (CMTS) is fully digital, integrating Central Data Management Unit (CDMU), Frequency Division Duplex (FDD) and Test-Driven Development (TDD) technology in the same platform.

Malaysia Rapid Transit Corporation Sdn Bhd (MRT Corp) SBK Line Defect Liability Period (DLP) Director Mr Tarenjit (Tom) Singh Khella welcomed the individuals from MCMC at Cochrane MRT Station. Here, he was assisted by SBK Line DLP Communication Project Manager I Encik Mohammad Shazleigh Omar.

Explanation of the CMTS components such as cables, antenna and active equipment is integrated to ensure the connectivity for the TELCOS are seamless and at optimum performance within the 2 x 2 MIMO (multiple input, multiple output) system.

Shazleigh also explained that the system uses 2 leaky cables in the tunnel to ensure full coverage and performance for the passengers in the trains.

The individuals hopped on the MRT and toured around the Merdeka and Muzium Negara MRT Stations.

Upon the train ride, the MCMC individuals were enthralled by the high 3G and 4G connections that they had received from their mobile devices, albeit being underground.

At the Muzium Negara MRT Station, the wi-fi connectivity was tested. Ali was impressed with the speeds of the wi-fi and believed that this commodity will be of high usage to users of the MRT service.

Shazleigh also explained that the MRT Corp Commercial Department are currently undergoing tests for wi-fi services at Muzium Negara MRT Station and two selected trains.

The visit ended with a short trip to the Phileo Damansara Station before returning to Cochrane MRT Station.