A content recording apparatus includes: a content management file storing section that stores a content management file that records hierarchical entries organized in a virtual hierarchical structure; a content inputting section that inputs content files; a virtual management information creating section...http://www.google.com.tw/patents/US7890556?utm_source=gb-gplus-share專利 US7890556 - Content recording apparatus, content playback apparatus, content playback system, image capturing apparatus, processing method for the content recording apparatus, the content playback apparatus, the content playback system, and the image capturing apparatus, and program
