1、Place des Nations Telephone +41 22 730 51 11 Telex 421 000 uit ch E-mail: itumailitu.int CH-1211 Geneva 20 Telefax Gr3: +41 22 733 72 56 Telegram ITU GENEVE http:/www.itu.int/ Switzerland Gr4: +41 22 730 65 00 QUESTION ITU-R 134/6 Recording of digital sound programme signals for international exchan
2、ge (2010) The ITU Radiocommunication Assembly, considering a) that the exchange of sound programmes is very important and extensive and it should be taken into account; b) that international standardization of the audio signal formats and of the methods used for the international exchange of sound p
3、rogramme material offers important advantages; c) that the alignment of operating practices used for the international exchange of sound programme material is highly desirable, decides that the following Questions should be studied 1 Which form should be preferred for the international exchange of d
4、igital sound programme signals (recorded supports, bit streaming, file transfer, transfer of files encapsulated into IP packets, etc.)? 2 When recording supports are used for international programme exchange, which recording supports should be preferred (magnetic tape, magnetic discs, optical discs,
5、 etc.)? 3 Which digital audio coding or lossless compression systems offer the greatest advantages for use in the international exchange of sound programme signals? 4 Which operating practices should be adopted to ease the international exchange of digital sound programme signals? further decides 1 that the results of the above studies should be included in (a) Recommendation(s); 2 that the above studies should be completed by 2012. Category: S2
