Patent ID: 8194519

Claim:
A content transmitting method for transmitting content of a first recording medium which is digital copyrighted work including a plurality of content blocks, the method comprising: transmitting the content to an external apparatus, for each of the content blocks, and further transmitting copy control information indicating copy permission of the content that corresponds to the content block that is being transmitted, content identification information identifying the content that corresponds to the content block that is being transmitted, and content status information that is position information for the content block that is being transmitted, the content status information indicating a position of the block in the content, wherein the transmitting includes: repeating transmitting the copy control information from a start of transmitting the content to an end of transmitting the content, repeating transmitting the content identification information from the start of transmitting the content to the end of transmitting the content, transmitting (i) at least twice, content status information indicating that the content block that is being transmitted is located at a head part of the content, (ii) content status information indicating that the content block that is being transmitted is located at a central part of the content, and (iii) at least twice, content status information indicating that the content block that is being transmitted is located at an end part of the content, and including, when the content identification information is divided into first information and second information different from each other, flag information into the first information and transmit the second information after the first information, the flag information indicating that information related to the content identification information follows.