Overview of ARIB Standards (STD-B61)
1. Overview
STD Number | ARIB STD-B61 |
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Standard Name | Conditional Access System (Second Generation) and CAS Program Download System Specifications for Digital Broadcasting |
General Description | This standard specifies “conditional access system of the second generation for digital broadcasting” and “downloadable CAS” which are applied to standard television broadcasting, high definition television broadcasting, ultra-high definition television broadcasting, ultra-short wave broadcasting and data broadcasting which satellite basic broadcasting station broadcasts using frequency band less than 12.2GHz more than 11.7GHz, standard television broadcasting, high definition television broadcasting, ultra-high definition television broadcasting, ultra-short wave broadcasting and data broadcasting which satellite basic broadcasting station broadcasts with 34.5MHz bandwidth using frequency band less than 12.75GHz more than 12.2GHz, and advanced digital terrestrial television broadcasting among high definition television broadcasting and ultra-high definition television broadcasting which terrestrial basic broadcasting station broadcasts. CAS:Conditional Access System |
2. Amendment History
Ver. | Amendment or Enactment Date | Amendment summary |
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2.0 | 03.25.2025 | This edition has been revised as version 2.0 to add new regulations on advanced digital terrestrial television broadcasting. ・Addition of the regulations corresponding to the technical specifications of scrambling, which are applied to advanced digital terrestrial television broadcasting among high definition television broadcasting and ultra-high definition television broadcasting which terrestrial basic broadcasting station broadcasts. |
1.3 | 03.24.2017 | Clarification (addition of the footnote) and error in writing correction of the definition. |
1.2 | 12.03.2015 | As service requirement and so on were clarified about Volume 1 “Conditional Access System (Second Generation)”, functional specification, technical specification and so on for conditional access system are newly provided as Part 3 “Conditional Access System”. CAS: Conditional Access System |
1.1 | 03.17.2015 | According that ARIB STD-B63 “Receiver for Advanced Wide Band Digital Satellite Broadcasting (Desirable Specifications)” was enacted and download system corresponding MMT and TLV system was provided at Standard Meeting No.94 held on 16 December 2014, the provision concerning download of CAS program corresponding to MMT and TLV system is added in Downloadable CAS (Volume 2). Also, notation of kana and kanji characters are unified, and misprints are corrected, and so on. Also, a part of the notation of this standard in English is changed. MMT: MPEG Media Transport TLV: Type Length Value |
1.0 | 07.31.2014 | Enactment |