Using cognitive radio interference mitigation technique to enhance coexistence and sharing between DVB-T and LTE system. - Sara Sangtarash; Hatef Sadeghi; Walid A. Hassan; Horace L. King; Tharek Abdul Rahman (Future Network & Mobile Summit, 2012)

Compatibility between the IMT-A service with digital broadcasting in the digital dividend band. - Walid A. Hassan; Tharek Abd Rahman (ICWCA, 2012)

Spectrum Sharing Method for Cognitive Radio in TV White Spaces: Enhancing Spectrum Sensing and Geolocation Database. - Walid A. Hassan; Han-Shin Jo; Maziar M. Nekovee; Chee Yen Leow; Tharek Abd Rahman (KSII Trans. Internet Inf. Syst., 2012)

A Spectrum Sharing Model for Compatibility between IMT-Advanced and Digital Broadcasting. - Walid A. Hassan; Tharek Abd Rahman (KSII Trans. Internet Inf. Syst., 2012)

Simulation Model for Compatibility between LTE-Advanced and Digital Broadcasting in the Digital Dividend Band. - Walid A. Hassan; Han-Shin Jo; Tharek Abd Rahman (Smart Comput. Rev., 2013)

Coexistence Model for Compatibility Between IMT-Advanced and Other Wireless Communication Services. - Walid A. Hassan; Tharek Abd Rahman (Wirel. Pers. Commun., 2014)

A survey of cognitive radio and TV white spaces in Malaysia. - H. Elshafie; Norsheila Fisal; Mazlan Abbas; Walid A. Hassan; Hafizal Mohamad; Nordin Bin Ramli; Shanjeevan Jayavalan; Suleiman Zubair (Trans. Emerg. Telecommun. Technol., 2015)

VHF Band Utilization Measurement for Cognitive Radio Application in Malaysia. - Hashim Eltahir Ahmed Elshafie; Norsheila Fisal; Sharifah Kamilah Syed Yusof; Hafizal Mohamad; Nordin Bin Ramli; Shanjeevan Jayavalan; Walid A. Hassan; Suleiman Zubair (Wirel. Pers. Commun., 2015)

The Feasibility of Coexistence Between 5G and Existing Services in the IMT-2020 Candidate Bands in Malaysia. - Walid A. Hassan; Han-Shin Jo; Tharek Abdul Rahman (IEEE Access, 2017)

Spectrum-Sharing Method for Co-Existence Between 5G OFDM-Based System and Fixed Service. - Walid A. Hassan; Han-Shin Jo; Salama Ikki; Maziar M. Nekovee (IEEE Access, 2019)