An Effective NAT Traversal Mechanism for IMS Applications in 3GPP Networks. - Whai En Chen; Bo-En Chen (IIH-MSP, 2014)

A Study on Effects of Different Access Modes on Database Performance for SIP Server. - Whai En Chen; Shih-Yuan Cheng; Yi Lun Ciou (IIH-MSP, 2014)

Facilitating Initial Cell Selection in Dense Heterogeneous Network Using Mobile Speed Classification. - Chun-Yen Hsu; Chia-Hung Wei; Feng-Ming Yang; Whai En Chen (IIH-MSP, 2014)