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ITU-T Study Group 9 List of Questions under Study (Study Period 1997-2000)

Question

Title

2/9

Digital transmission of sound-programme signals

4/9

Digital networks carrying sound-programme signals for broadcasting

6/9

(Revised Q.6/9) Measurement and control of the Qualtiy of Service for sound transmission on contribution and distribution networks

7/9

Operational requirements and methods of measurement, maintenance and alignment for sound-programme transmission chains

9/9

Maintenance and alignment of digital television circuits

10/9

Digital transmission of conventional television and high-definition television signals for contribution

11/9

Digital transmission of conventional and high-definition television signals for primary distribution

12/9

Digital networks carrying television signals for broadcasting

13/9

Transmission of MPEG-compressed television signals on 34-45 Mb/s circuits

14/9

Transmission of enhanced television signals over digital links

15/9

Use of non-homogeneous networks comprising digital and analogue links for the secondary distribution of television

16/9

Digital secondary distribution of conventional and high-definition television

17/9

Multimedia data transmission on non-homogeneous cable transmission systems

18/9

Physical layer of Multichannel Multipoint Distribution Sytems (MMDS)

19/9

Use of hybrid links for the secondary distribution of television into the users' premises

20/9

Asymmetric networks for television distribution services such as video on demand

22/9

(Reviseed Q.22/9) Measurement and control of the Quality of Service of digital television transmission on contribution and distribution networks

24/9

Requirements and possibilities for interactivity in the secondary distribution of television

25/9

Additional services carried on networks predominantly intended for the secondary distribution of television

26/9

(Revised Q. 26/9) Interaction channel for MATV and SMATV systems

27/9

Electronic programme guides

28/9

Conditional access methods and practices for digital cable distribution to the home

29/9

Statistical multiplexing of several programmes on a transmission channel

30/9

Terminology for television and sound transmission

31/9

Requirements and methods for sound-programme and television "webcasting" services

32/9

Application programming interfaces (API) for advanced cable television distribution

33/9

Functional requirements for a universal integarated receiver or set-top box for the reception of cable television and other services

34/9

Recommended functional characteristics for the interconnection of cable television networks with the public switched network and with other delivery systems

35/9

Digital program insertion for MPEG-2 bitstreams

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Updated : 2001-08-02