Title	A Digital Right Management System using Shared Key Pool for Multimedia Data Protection
Author	Jae-Pyo Park, Moon S.Jun
Citation	Vol. 6  No. 4  pp. 114-121
Keywords	DRM, PKI, Shared key pool, Licensing agent, Double buffer

Title	A Fast Handoff Using State Information in Mobile VoIP Environment
Author	Kiyoung Kim, Jae-Pyo Park
Citation	Vol. 8  No. 12  pp. 196-202
Keywords	VoIP, Handoff, Delay, SIP, QoS