An information storage medium is designed to assure stable continuous recording without adverse effect, even when many defective areas are present on the information storage medium. To record information onto the information storage medium, a file unit is defined as a first unit. A contiguous data area...http://www.google.com/patents/US20010020261?utm_source=gb-gplus-sharePatent US20010020261 - Information recording method, information recording device, and information storage medium