This standard is intended to be applied to the standard television data multiplex broadcasting, with transmission scheme and encoding scheme using the audio signal sub-carriers performed by the broadcasting station and the purpose of the constant a desired condition of the receiver.

This standard, receiving "Technical condition of the terrestrial data broadcasting in the transmission path using the subcarrier" out of the some report dated November 25.1996, "the technical condition of the terrestrial data broadcasting" in the Ministry of Posts and Telecommunications Technology Council (the current Ministry of Internal Affairs and Communications Information and Communications Technology Subcommittee), for determining the enforced technical standards on June 24.1997, "Ordinance to amend a part of the standard method of the transmission of relates to standard television data multiplex broadcasting and high-definition television data multiplex broadcast (Posts and Telecommunications Ordinance No. 46 1997)" and Ministry of Posts and Telecommunications notice about the Ordinance came into force on August 24.1998 "Determined Matter of the configuration of data signal and the range for scramble and the control of scramble (Ministry of Posts and Telecommunications Notification No. 409 1998)"

In addition to a defined matter as skeleton, it is the contents of the combined operation on a standard defined for it is desirable agreed matters.