Overview of ARIB Standards (STD-B55)
|STD Number||ARIB STD-B55|
|Standard Name||Transmission System for Area Broadcasting|
This standard specifies standard concerning transmission system for area broadcasting.
Area broadcasting is the broadcasting service in a limited area for the receiver such as one segment cell-phone receiver for digital terrestrial television broadcasting using white space among allocated frequency in UHF band for digital terrestrial television broadcasting, and is enacted as general terrestrial broadcasting (notifying general broadcasting) in order to comply with the demand in specific small area, and is provided as secondary service for frequency allocation.
About area broadcasting, there is a standard that it shall not give any trouble to operation of terrestrial basic broadcasting station which is primary service, and the conditions to use frequency is provided as the Ordinance. But standard transmission system was not provided, so the transmission system (involving conditions to use frequency) is provided as a standard.
2. Amendment History
|Ver.||Amendment or Enactment Date||Amendment summary|
|1.3||03.18.2014||According to the amendment of Notification of the Ministry of Internal Affairs and Communications, the Notification to be based on is modified. And misprints are corrected and notation is unified.|
|1.2||07.03.2013||According to the amendment of addition of area broadcasting information descriptor to identify area broadcasting in ARIB STD-B10, the provision about operational guidelines is added to Attachment. And according to the presentation of confirmation concerning the right to operate essential industrial properties, the confirming letter is added to the appended table (industrial property) in FORWARD.|
|1.1||12.18.2012||Related Ordinance, Notification and standard are clarified and definition is added, and about the standards which this standard is based on and other related standards, notation and terms are unified, and operational guidelines for AC data transmission of one segment type with Null and one segment type are provided.|