[Communications] - COMIT - Ericsson: Helping Ericsson to Optimize Its Customer’s Network

Vietnamobile – an Ericsson’s customer, would like to widen 4G technology in Central and Southern of Vietnam. COMIT is the only partner who can provide full-life cycle RAN Optimization, was invited by Ericsson to support them in this project. The scope of work covered drive test, data collection, data analysis, change recommendations, change implementation, OSS KPIs optimization, hardware-faults fix, KPIs monitoring, license, feature, parameter sweeping, audit after optimization and reports. At the beginning of the project, most of KPIs (Key Performance Indicator) were negative.

Due to strict timeline, COMIT engineers had worked under high pressure continuously in 2 months without any days off, even weekend or holidays.

Results:

- KPIs were met.

- Successfully implemented 256 QAM DL / 64 QAM UL helping boost the speed of Vietnamobile network and improve customer experience.

- Balanced the load between U900-L900, which helped optimize the flow of data between the 3G-4G technologies, also helped customers stay on top of the speed of internet.

- Increased 350% of 4G traffic (3G remained stable).

- Detected 13 outside noise areas which affected Vietnamobile network quality.