Real-time video watermarking technique based on both spatial and frequency domain. - Han Ho Lee; Jong J. Chae; J. W. Kim; Jong-Uk Choi (SIP, 2001)

Real-time video watermarking technique. - Han Ho Lee; Jong J. Chae; Jong-Uk Choi (Security and Watermarking of Multimedia Contents, 2002)

Multi-Bits Image Watermarking Technique Against Geometrical Attacks. - Jung-Soo Lee; Han Ho Lee; Jong-Weon Kim (Security and Management, 2003)

The Fingerprinting Algorithm for Digital Image and Video. - Han Ho Lee; Jung-Soo Lee; Nam Yong Lee; Jong-Weon Kim (Security and Management, 2003)

Watermarking Technique of Controlling the Data-hiding Capacity. - Han Ho Lee; Jung-Soo Lee; Jong-Weon Kim; Jong-Uk Choi (SIP, 2003)