Documents

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Public Documents

• Digital Radio Guide

  The World Broadcasting Unions Digital Radio Guide is for use by engineers and managers in the radio broadcast community worldwide. It covers a wide base of digital radio technology and services, written by the technical experts who work with them. Along with gaining an understanding of digital radio, readers will also acquire insights into international digital terrestrial and satellite tranmission systems including:

  • Digital Radio Mondiale (DRM)
  
  
  • Digital Audio Broadcasting (DAB - Eureka 147)
  
  
  • Japan's Digital Radio Broadcasting (ISDB-TSB)
  
  
  • iBiquity's HD Radio System (IBOC)
  
  
  • WorldSpace
  
  
  • Sirius and XM Satellite Radio
  
  
  • Mobile Broadcasting Corp. and TU Media Corp.
  
  
  • Internet Radio
  
  

  The guide includes references to relevant sources and websites with technical descriptions of the aforementioned systems.

  The Digital Radio Guide has been compiled by the World Broadcasting Unions Technical Committee. Download it today from our website by clicking on the cover! If you would like a hard copy, please contact your respective union.

  The Guide should be cited as a reference if any of its content is used in other publications.

  Click here to download the 2007 Digital Radio Guide (DRG-2007)

WBU-ISOG

• Work Plan

  WBU-ISOG Work Plan 2007-2008
  

• WBU-ISOG 1080i/720p Codec Interoperability Subgroup

  A subgroup of broadcasters and carriers, including representatives of Union Technical Committees, was formed to oversee and implement these tests. The Group is led by Mr. Tom Gibbon representing NHK.

• WBU-ISOG 1080i/720p Codec Interoperability Test Project Results
  (June 2007)

  After the two previous rounds of interoperability testing conducted in 2005, WBU-ISOG developed a formal ongoing Interoperability Program funded by participating vendors and implemented by Telesat Canada, contractor to WBU-ISOG. The policy, procedures, test objectives and methods for the technical evaluation for the interoperability tests conducted on June 4-8 at Telesat in Ottawa, Canada are provided in the Test Plan. Additional details and results of the test are provided in the documents below.

  Test Plan for June 2007 Testing
  Available Streams
  Lipsynch and DolbyE (June 13, 2007)
  Test Table - Final Subjective Results
  

• WBU-ISOG 1080i/720p Codec Interoperability Test Project Results
  (July and October 2005)

  These documents describe the parameters, procedures, test objectives and methods and test results for the WBU-ISOG technical evaluation of interoperability among advanced format (1080i, 720p) encoders and decoders from various manufacturers, which took place in two sets of test rounds in July and October 2005.

  Test Plan for Round 1 Tests
  Test Plan for Round 2 Tests
  Test Plan Revisions for Round 2 Tests
  Test Results for Round 1 and 2 Tests
  List of Participants for Round 1
  List of Participants for Round 2
  Testing Parameters Compliance Sheets for Round 1 and 2 Tests
  

• Interoperability Problem Reporting Procedures

  Procedures to Report Interoperability Problems to WBU-ISOG
  

• Reported Interoperability Problems

  As per the approved WBU-ISOG MPEG2 Contribution 1080i/720p codec interoperability reporting procedures, the following interoperability problems have been reported to WBU-ISOG:
  

  Tiernan HE-4000 encoder & Tandberg TT-1282 (Ver.2.1.9) decoder
  

• Rogue Carriers Subgroup

• Training

  WBU-ISOG & SUIRG Guidelines for Training Principles
  
  

  The training program provided by SlingPath has been endorsed by the WBU-ISOG Rogue Carriers Subgroup as per the approved guidelines for training principles (above).

Joint WBU-ISOG/TC

• Working Document 2006 (WD2006)

  WD2006 - Initiatives for WBU-ISOG & WBU-TC Investigations
  

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