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Contact UsOverview of ARIB Standards (STD-B8)
1. Overview
| STD Number | ARIB STD-B8 |
|---|---|
| Standard Name | Multilevel Digital FM Modulation for Television Program Contribution |
| General Description | This standard specifies the digital radio transmission system using a multilevel digital FM modulation system and is applied to fixed relay stations for television broadcasting program, fixed and mobile stations for program resource transmission, and digital radio transmission apparatuses. |
2. Amendment History
| Ver. | Amendment or Enactment Date | Amendment summary |
|---|---|---|
| 2.0 | 10.29.2021 | In the frequencies covered by this standard, the A-band from 3,456MHz to 3,600MHz has shifted above the 6GHz band and the 800MHz band from 770MHz to 806MHz has shifted to the 1.2GHz / 2.3GHz band, and the expiration date of the A-band / 800MHz band FPU has passed. So, the regulation about the A-band and 800MHz band has been deleted from this standard. |
| 1.1 | 11.30.2005 | Amendment of definitions, allowable values, transitional measures, measurement methods, etc. on such as spurious emission in accordance with the amendment of the technology standard regarding the strength allowable value of spurious emission. |
| 1.0 | 03.25.1997 | Enactment |
