|
1.
|
Clear description of the referenced document:
|
|
|
|
Name:
|
ARIB STD-B21
|
|
Title:
|
Receiver for Digital Broadcasting (Desirable Specifications)
|
|
|
2.
|
Status of approval:
|
|
|
Approved
|
|
3.
|
Justification for the specific reference:
|
|
|
ARIB STD-B21 specifies minimum basic functions, ratings and desired performance of "BS digital broadcasting, broadband CS digital broadcasting, Digital Terrestrial Television Broadcasting" for the specification of each digital broadcasting receiver.
J.STB-CTS requires a terrestrial frontend as ISDB-T/Tb standard need to refer the existing specification of ARIB STD- B21
|
|
4.
|
Current information, if any, about IPR issues:
|
|
|
None
|
|
5.
|
Other useful information describing the "Quality" of the document:
|
|
|
ARIB STD-B21 has been applied widely and more than millions of receivers have been manufactured under this specification.
|
|
6.
|
The degree of stability or maturity of the document:
|
|
|
ARIB STD-B21 was published in Oct 1999. It is an approved document by ARIB's Standard Assembly.
|
|
7.
|
Relationship with other existing or emerging documents:
|
|
|
None
|
|
8.
|
Any explicit references within that referenced document should also be listed:
|
|
|
None
|
|
9.
|
Qualification of
ARIB:
|
|
|
ARIB is recognized under the provisions of ITU-T Recommendations A.5 and A.6. Qualifying information is on file at TSB.
|
|
10.
|
Other (for any supplementary information):
|
|
|
None
|
