INFORMATION STORAGE MEDIUM AND APPARATUS FOR RECORDING AND/OR REPRODUCING DATA

摘要

AN INFORMATION STORAGE MEDIUM (D) AND A METHOD OF RECORDING DATA ON AND/OR REPRODUCING DATA FROM THE INFORMATION STORAGE MEDIUM, INCLUDES AN INFORMATION STORAGE MEDIUM HAVING AT LEAST ONE INFORMATION STORAGE LAYER. DATA IS RECORDED IN THE FORM OF PROTRUDING OR INDENTED PITS (10, 13) IN THE ENTIRE OR PARTIAL AREA OF THE INFORMATION STORAGE MEDIUM, AND INFORMATION REGARDING THE PROTRUDING OR INDENTED PITS IS RECORDED. SMOOTH TRACKING CAN BE ACHIEVED USING THE INFORMATION REGARDING THE PROTRUDING OR INDENTED PITS, THAT IS, PUSH-PULL POLARITY INFORMATION.