Performance Analysis of Single Rate Two Level Traffic Conditioner for VoIP Service. - Dae Ho Kim; Ki Jong Koo; Tae Gyu Kang; Do Young Kim (APNOMS, 2006)

Periodic Medium Reservation Mechanism for VoIP Traffic in WLAN. - Dae Ho Kim; Ki Jong Koo; Do Young Kim (ICWN, 2007)

A codec-based QoS control mechanism for voice over IEEE 802.11 WLAN. - Ki Jong Koo; Dong Yuep Ko; Do Young Kim; Byung-Sun Lee; Seong-Ho Jeong (ICOIN, 2011)