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Sopian Soim

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Open access Oct 2026

DESIGN AND EVALUATION OF A 1.8 GHz MMIC RF POWER AMPLIFIER FOR LTE BAND 3

Driven by the growing demand for high-performance wireless communications, the development of efficient radio frequency (RF) power amplifiers for LTE applications has become crucial. Operating at 1.8 GHz, LTE Band 3 is highly prevalent in modern cellular networks, necessitating RF front-end components with robust gain,...

R. A. Rahmadina Fitriah, Sopian Soim, Mohammad Fadhli · 0 citations
Open access Aug 2026

Development of an IoT-Based Real-Time Water Level Monitoring System for Flood Observation

Flooding remains a significant urban hazard because rising river levels can disrupt mobility, public activities, infrastructure, and environmental conditions. Continuous water-level observation is therefore needed to provide timely operational information in flood-prone urban tributaries. This study aims to develop and...

Dimas Putra Ramadhan, A. Handayani, Sopian Soim et al. · 0 citations

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