High Frequency Broadcasting Planning Procedure HFBC

1
High Frequency Broadcasting Planning Procedure
(HFBC) Article 12 of the Radio Regulations
(RR12)
Nedialko Miltchev Radiocommunication Bureau
2
Agenda

• Introduction.
• RR12 - Underlying principles.
• RR12 - Main features.
• The procedure.
• HFBC software.

3
Principles of RR12

• Equal access to the HF bands.
• Equitable treatment of National and International
  requirements.
• Efficient use of spectrum.
• Minimise incompatibility.

4
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.

5
The procedure

• Notification.
• Publication of data.
• Coordination.

6
Who can notify?

• Administrations.
• Authorised organisations broadcasters, frequency
  managers
• Administrations must advise BR in writing
• Name.
• Three letter code.
• Scope of authorisation.

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How to notify?

• Electronic (file) format only.
• By Email
• brmail_at_itu.int
• Floppy diskettes 3.5-inch sent to
• ITU
• Radiocommunication Bureau
• Place des Nations
• 1211 Genève 20
• Switzerland

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What to notify?

• Must submit the WHOLE schedule for a seasonal
  period.
• Minimise errors.
• If no change, write to BR without submitting
  schedule.
• A common text format.
• Any text editing software can be used to prepare
  schedules.
• Currently used by many administrations,
  broadcasters.

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Notification File Format

• Line 1 general information
• Season
• Notifying organisation
• Date sent
• then, one line for each requirement
• Frequency
• Start time
• Stop time.. Etc.
• Use of reference tables
• Simplifies notification.
• Reduces errors.

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When to notify?

• 4 months before Start Date
• End of November for A season (March-October).
• End of June for B season (October-March).
• Last amendments 2 weeks before.
• Any time during the season.
• Amendment received less than two weeks before the
  publication date will not be included.
• Circular letter to all administrations.

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No schedule is submitted?

• BR shall use the requirements from the previous
  corresponding season schedule.
• BR advises administrations concerned.
• Once only !!

12
How is the data published?

• On a CD-ROM.
• To subscribers only.

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What does the CD-ROM contain?

• Updated schedule.
• Propagation analysis of individual requirements.
• Compatibility analysis.
• Latest versions HFBC Software.

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How often is data published?

• Two tentative schedules are published before the
  start of the season.
• At the start of the season.
• Updated schedule during the season.
• Final schedule - one month after the end of the
  season.

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CD-ROM publications - 2007
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Subscribe HFBC CD-ROM?

• ITU Sales and Marketing service
• sales_at_itu.int
• ITU - Sales and Marketing Service
• Place des Nations
• CH-1211 Genève 20
• Switzerland

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Coordination

• Regional coordination groups
• HFCC http//www.hfcc.org
• ASBU http//www.asbu.org.tn
• ABU-HFC http//www.abu.org.my
• African (URTNA) http//www.urtna.org

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Assistance to administrations

• Application of the procedure.
• HFBC software training.
• Selection of frequencies.

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HFBC Software

• General principles
• Consistent with Art. 12 and Res. 535 of WRC-97.
• Developed in consultation with and assistance
  from administrations, broadcasters, frequency
  managers.
• Software modules.

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HFBC Data capture module

• Separate program (HFBC REQ).
• To prepare requirement files for notification.
• Possibility to import data from MS Access or text
  format.
• Currently available version
• HFBC REQ 1.3

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HFBC REQ 1.3

• v

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ITU HFBC program

• Propagation calculation Basic Circuit
  Reliability (BCR) and Basic Service Reliability
  for transmission circuit.
• Compatibility analysis Interference from other
  requirements on the same and adjacent channels.
• Currently available version
• ITUHFBC 5.2

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ITU HFBC 5.2

• v

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HF Broadcasting on the Web

• News, Documents, Reference data, Download,
  Coordination, Publication, Submission, FAQ, etc.
• http//www.itu.int/ITU-R/terrestrial/broadcast/hf

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Summary

• Notify early and accurately!
• Understand the technical basis for interference
  calculation!
• Coordinate with goodwill and mutual cooperation.
• Subscribe HFBC CD-ROM.
• The Bureau is ready to assist!

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Questions