Hiroaki Unno

Method and system for a user to manually alter the quality of a previously encoded video sequence

Method and system to replace sections of an encoded video bitstream

Rate-controlled digital video editing method and system which controls bit allocation of a video encoder by varying quantization levels

Video encoding method and system which encodes using a rate-quantizer model

Information recording device and a method of recording information by setting the recording area based on contiguous data area

Information recording method, information recording device, and information storage medium

Information recording method and information reproducing method

Video encoding method and system using a rate-quantizer model

Information recording medium, information recording/playback method, and information recording/playback apparatus

Information recording method and information reproducing method for compressed video information