Consecutive group paging for LTE networks supporting machine-type communications services. - Ruki Harwahyu; Ray-Guang Cheng; Riri Fitri Sari (PIMRC, 2013)

Implementation of Color-blind Aid System. - Ruki Harwahyu; Alfa Sheffildi Manaf; Bayu Sri Ananto; Burhan Adi Wicaksana; Riri Fitri Sari (J. Comput. Sci., 2013)

Performance estimation of AODV variant with trust mechanism. - Ruki Harwahyu; Harris Simaremare; Riri Fitri Sari; Pascal Lorenz (ICC, 2014)

Study of generalized resource allocation scheme for multichannel slotted ALOHA systems. - Yu-Yi Chu; Ruki Harwahyu; Ray-Guang Cheng; Chia-Hung Wei (PIMRC, 2015)

Analysis of group paging with pre-backoff. - Ruki Harwahyu; Xian Wang 002; Riri Fitri Sari; Ray-Guang Cheng (EURASIP J. Wirel. Commun. Netw., 2015)

Performance Evaluation of LTE Random Access Procedure under Distributed Location Data Mining for Road Traffic Monitoring. - Ruki Harwahyu; Misbahuddin; Riri Fitri Sari (Int. J. Commun. Networks Inf. Secur., 2016)

Energy-Efficiency of RACH-Based small data transmission scheme in LTE networks. - David Sijabat; Ruki Harwahyu; Ray-Guang Cheng (TSP, 2017)

Investigating the Performance of the Random Access Channel in NB-IoT. - Ruki Harwahyu; Ray-Guang Cheng; Chia-Hung Wei (VTC Fall, 2017)

Smoothing the Drive: Critical Access for Intelligent Transportation Systems. - Ruki Harwahyu; Jonathan Loo; Ray-Guang Cheng; Yu-Yi Chu (IEEE Veh. Technol. Mag., 2017)

Mobile LoRa Gateway for Smart Livestock Monitoring System. - Mukhammad Gufron Ikhsan; Muhammad Yanuar Ary Saputro; Dian Abadi Arji; Ruki Harwahyu; Riri Fitri Sari (IOTAIS, 2018)

Secure multi-protocol gateway for Internet of Things. - Amiruddin Amiruddin; Anak Agung Putri Ratna; Ruki Harwahyu; Riri Fitri Sari (WTS, 2018)

Optimization of Random Access Channel in NB-IoT. - Ruki Harwahyu; Ray-Guang Cheng; Chia-Hung Wei; Riri Fitri Sari (IEEE Internet Things J., 2018)

Repetitions Versus Retransmissions: Tradeoff in Configuring NB-IoT Random Access Channels. - Ruki Harwahyu; Ray-Guang Cheng; Wan-Jung Tsai; Jeng-Kuang Hwang; Giuseppe Bianchi 001 (IEEE Internet Things J., 2019)

Two-Phase Random Access Procedure for LTE-A Networks. - Ray-Guang Cheng; Zdenek Becvar; Yi-Shin Huang; Giuseppe Bianchi 001; Ruki Harwahyu (IEEE Trans. Wirel. Commun., 2019)

Performance of Machine Learning Algorithms for IT Incident Management. - Mohammad Agus Prihandono; Ruki Harwahyu; Riri Fitri Sari (iCAST, 2020)

Load Estimation and Connection Request Barring for Random Access in Massive C-IoT. - Riri Fitri Sari; Ruki Harwahyu; Ray-Guang Cheng (IEEE Internet Things J., 2020)

Fair Configuration Scheme for Random Access in NB-IoT with Multiple Coverage Enhancement Levels. - Ruki Harwahyu; Ray-Guang Cheng; Da-Hao Liu; Riri Fitri Sari (IEEE Trans. Mob. Comput., 2021)

Uplink OFDMA-Based Random Access Mechanism With Bursty Arrivals for IEEE 802.11ax Systems. - Ray-Guang Cheng; Chi-Ming Yang; Bariq S. Firmansyah; Ruki Harwahyu (IEEE Netw. Lett., 2022)

A Systematic Literature Review on Privacy Preservation in VANETs: Trends, Challenges, and Future Directions. - Esti Rahmawati Agustina; Kalamullah Ramli; Arif Rahman Hakim; Ruki Harwahyu (IEEE Access, 2025)

How Technical Variations in 5G Network Planning for Urban Areas Impact Carbon Footprint: A Life Cycle Assessment (LCA) Approach. - Muhammad Irfan Maulana; Muhammad Suryanegara; Ruki Harwahyu; Alfin Hikmaturokhman; Alhaura Edsa Batrisya (IEEE Access, 2025)

Vision-Based Automated Pavement Distress Inspection: A Review. - Agus Mulyanto; Riri Fitri Sari; Abdul Muis; Ruki Harwahyu (IEEE Access, 2025)