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World Radiocommunication Seminar

This article provides an overview of the planning procedure for HF broadcasting, as outlined in Article 12 of the Radio Regulations. It covers the main principles, frequency bands, coordination methods, seasonal schedules, notification process, and publication of schedules. Assistance is also provided to administrations in applying the procedure.

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World Radiocommunication Seminar

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  1. World Radiocommunication Seminar (Geneva, 6-10 December 2010)

  2. PLANNING PROCEDURE FOR HF BROADCASTING (Article 12 of the RR) Nedialko Miltchev Broadcasting services Division

  3. Summary: • Planning procedure for HF broadcasting – Art.12 of the Radio Regulations. • Introduction to HF notification. • HFBC Schedule on CD-ROM. • Coordination and Regional Coordination Groups.

  4. The Planning Procedure for HF broadcasting Article 12 of the Radio Regulations • Introduction • Adopted by the World Radiocommunication Conference 1997 (WRC-97). • In force since 1999.

  5. Main Principles • Equal access to the HF bands. • Equitable treatment of national and international requirements. • Efficient use of the spectrum. • Minimize incompatibility.

  6. Frequency bands • Block allocation - bands between 5 900 kHz and 26 100 kHz • New allocation situation since 30 March 2009: • New band allocated: 7 350 – 7 450kHz • Excluded band: 7 100 - 7 200 kHz (Circular letter CR/282)

  7. Current allocation situation * Regions 1 and 3 only

  8. Main features • Coordination between administrations: • Bilateral and multilateral. • Regional Coordination Groups. • Coordination on a common technical base. • Administrations may authorise broadcasters or other organisations to coordinate on their behalf.

  9. Particularities • Two seasonal periods: • “Summer” – Season A. • “Winter” – Season B. • Two seasonal schedules: A and B Season A: From the last Sunday of March to the last Sunday of October Season B: From the last Sunday of October to the last Sunday of March Implementation: 0100 UTC

  10. Who can notify? • Administrations • Authorized organizations: • Broadcasters. • Frequency managers. • Administrations must advise the BR (in writing): • Name of the authorized organization. • Scope of the authorization.

  11. How to notify? • Submissions: • via WISFATweb interface for submission of frequency assignments/allotments (terrestrial services) • Alternatively -Floppy 3.5-inch. ITU -Radiocommunication Bureau Place des Nations CH-1211 Genève 20, Switzerland

  12. What to notify? • The WHOLE schedule for the seasonal period must be submitted. • When no amendments – inform the BR without submitting schedule. • The common ASCII text format must be used.

  13. Notification file format • First line: general information • Season. • Notifying organization. • Date sent. • Separate line for each requirement • Frequency. • Start time. • Stop time…etc. • Format & description: • File format for submission of HFBC requirements

  14. When to notify? • Circular letter to administrations: • November – for Season A. • May – for Season B. • 4 months before the Start Date: • End of December – for Season A. • End of July – for Season B. • Any time during the season – at least 2 weeks before the closing date.

  15. Season B10 (31 October 2010 – 27 March 2011)

  16. No schedule is submitted? • The BR uses the requirements from the previous corresponding season (B09->B10). • Once only! Then requirements are suppressed from the schedule.

  17. How is the data published? • On a CD-ROM (11 per year): • 2 Tentative Schedules (T1, T2). • 2 or 3 Schedules (S1, S2, S3). • Final Schedule (F). • To subscribers only.

  18. What does the CD-ROM contain? • Updated seasonal schedule. • Propagation and compatibility analysis. • Latest versions of ITU HFBC software.

  19. How to subscribe? • Contact ITU Sales and Marketing Service: • sales@itu.int • Sales and Marketing Service Places des Nations CH-1211 Genève 20, Switzerland

  20. Regional Coordination Groups • HFCC - High Frequency Coordination Conference. • ASBU - Arab States Broadcasting Union. • ABU-HFC - Asia Pacific Broadcasting Union - High Frequency Conference.

  21. Contact details

  22. Assistance to administrations • Application of the procedure. • HFBC software training. • Selection of suitable frequencies.

  23. Thank you for your attention! nedialko.miltchev@itu.int

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