| Number | 
      Category | 
      Group | 
      Title | 
    
    
      | 
         1/6 
       | 
      
        (S1)
       | 
      WP6J | 
      
         Digital image formats for programme production and exchange for digital television broadcasting
            Note - Suppressed on 16/04/10 (CACE/506)
         
       | 
    
    
      | 
         2/6 
       | 
      
        (S1/AP)
       | 
      WP6J | 
      
         Audio metering characteristics suitable for use in digital sound production
            Note - Suppressed on 27/01/12 (CACE/557)
         
       | 
    
    
      | 
         3/6 
       | 
      
        (S2)
       | 
      WP6S | 
      
         Digital broadcasting of multiple services and programmes in the broadcasting-satellite service
            Note - Suppressed on 25/03/09 (CACE/475)
         
       | 
    
    
      | 
         4-2/6 
       | 
      
        (S1)
       | 
      WP6A | 
      
         Planning parameters for digital television broadcasting using terrestrial channels
            Note - Suppressed on 14/10/15 (CACE/757)
         
       | 
    
    
      | 
         5-1/6 
       | 
      
        (S3/AP)
       | 
      WP6A | 
      
         Serial data transport mechanism for packetized data within a television production studio based on, and compatible with, Recommendations ITU-R BT.656 and ITU-R BT.1120
            Note - Suppressed on 31/03/09 (CACE/476)
         
       | 
    
    
      | 
         6-1/6 
       | 
      
        (S1)
       | 
      WP6A | 
      
         Standards for digital high-definition television coding
            Note - Suppressed on 31/03/09 (CACE/476)
         
       | 
    
    
      | 
         7/6 
       | 
      
        (S2/AP)
       | 
      WP6M | 
      
         Interface to webcasting and its supporting data services
            Note - Suppressed on 31/03/09 (CACE/476)
         
       | 
    
    
      | 
         8/6 
       | 
      
        (S2/AP)
       | 
      WP6Q | 
      
         Methods for the assessment of automated audio metadata extraction systems
            Note - Suppressed on 16/04/10 (CACE/506)
         
       | 
    
    
      | 
         9/6 
       | 
      
        (S1)
       | 
      WP6A | 
      
         Universal transmitters and retransmitters for both analogue and digital terrestrial TV broadcasting
            Note - Suppressed on 20/10/19 (CACE/936)
         
       | 
    
    
      | 
         10/6 
       | 
      
        (S1)
       | 
      WP6E | 
      
         Enhanced television
            Note - Suppressed on 09/10/07 (CACE/434)
         
       | 
    
    
      | 
         11/6 
       | 
      
        (S2)
       | 
      WP6A | 
      
         Polarization of emissions in the terrestrial broadcasting service
            Note - Suppressed on 20/10/19 (CACE/936)
         
       | 
    
    
      | 
         12-4/6 
       | 
      
        (S2)
       | 
      WP6B | 
      
         Generic bit-rate reduction coding of digital video signals for production, for contribution, for primary and secondary distribution, for emission and for related applications 
            
         
       | 
    
    
      | 
         13/6 
       | 
      
        (S1)
       | 
      WP6M | 
      
         Multimedia evolution and common content format
            Note - Suppressed on 18/09/09 (CAR/475, CACE/490)
         
       | 
    
    
      | 
         14/6 
       | 
      
        (S1)
       | 
      WP6A | 
      
         Digital and analogue-digital TV receivers and receiving antenna characteristics required for the terrestrial TV broadcasting frequency planning
            Note - Suppressed on 14/10/15 (CACE/757)
         
       | 
    
    
      | 
         15-2/6 
       | 
      
        (S2)
       | 
      WP6A/WP6B/WP6C | 
      
         Large screen digital imagery (LSDI)
            Note - Suppressed on 14/10/15 (CACE/757)
         
       | 
    
    
      | 
         16-2/6 
       | 
      
        (S2)
       | 
      WP6B | 
      
         Digital interactive broadcasting
            Note - Suppressed on 14/10/15 (CACE/757)
         
       | 
    
    
      | 
         17/6 
       | 
      
        (S1)
       | 
      WP6M | 
      
         Data broadcasting in the digital broadcasting environment
            Note - Suppressed on 31/03/09 (CACE/476)
         
       | 
    
    
      | 
         19-1/6 
       | 
      
        (S2)
       | 
      WP6B | 
      
         Bit-rate reduction coding of audio signals for broadcasting applications
            
         
       | 
    
    
      | 
         20/6 
       | 
      
        (S1/AP)
       | 
      WP6A | 
      
         Digital HDTV studio interfaces
            Note - Suppressed on 31/03/09 (CACE/476)
         
       | 
    
    
      | 
         21/6 
       | 
      
        (S2)
       | 
      WP6S | 
      
         Characteristics of receiving systems in the broadcasting-satellite service (sound and television)
            Note - Suppressed on 12/01/12 (CACE/554 )
         
       | 
    
    
      | 
         22-1/6 
       | 
      
        (S2)
       | 
      WP6S | 
      
         Satellite orbits and space station technology for the broadcasting-satellite service (sound and television)
            Note - Suppressed on 17/12/10 (CACE/519)
         
       | 
    
    
      | 
         23/6 
       | 
      
        (C2)
       | 
      WP6S | 
      
         Characteristics of systems in the broadcasting-satellite service (sound) for individual reception by means of portable and vehicular receivers
            Note - Suppressed on 12/01/12 (CACE/554)
         
       | 
    
    
      | 
         24-1/6 
       | 
      
        (S3/AP)
       | 
      WP6J | 
      
         Recording of television programmes on optical or magneto-optical disks for international exchange
            Note - Suppressed on 09/10/07 (CACE/434)
         
       | 
    
    
      | 
         25-1/6 
       | 
      
        (S1/AP)
       | 
      WP6J | 
      
         Unified identification data for international exchange and archival of sound-programme and television recordings and of films for television
            Note - Suppressed on 09/10/07 (CACE/434)
         
       | 
    
    
      | 
         26-1/6 
       | 
      
        (S1)
       | 
      WP6S | 
      
         Interactive satellite broadcasting systems (television, sound and data)
            Note - Transferred to SG 4 (289/4)
         
       | 
    
    
      | 
         27/6 
       | 
      
        (S1)
       | 
      WP6A | 
      
         Receivers for sound broadcasting below 30 MHz
            Note - Suppressed on 14/10/15 (CACE/757)
         
       | 
    
    
      | 
         28/6 
       | 
      
        (S1)
       | 
      WP6E | 
      
         Short-distance broadcasting in band 7 (HF) in the Tropical Zone
            Note - Suppressed on 09/10/07 (CACE/434)
         
       | 
    
    
      | 
         29/6 
       | 
      
        (S1)
       | 
      WP6A | 
      
         Transmission of supplementary information with a single transmitter in frequency-modulation sound broadcasting
            Note - Suppressed on 14/10/15 (CACE/757)
         
       | 
    
    
      | 
         30/6 
       | 
      
        (S2)
       | 
      WP6A | 
      
         Transmitting and receiving antennas at VHF and UHF
            
         
       | 
    
    
      | 
         31-1/6 
       | 
      
        (S1)
       | 
      WP6E | 
      
         Digital terrestrial television broadcasting
            Note - Suppressed on 18/03/11 (CACE/533) 
         
       | 
    
    
      | 
         32-1/6 
       | 
      
        (S2)
       | 
      WP6A | 
      
         Protection requirements of broadcasting systems against interference from radiation caused by wired telecommunication systems, from emissions of industrial, scientific and medical equipment, and from emissions of short-range devices
            
         
       | 
    
    
      | 
         33/6 
       | 
      
        (S2)
       | 
      WP6A | 
      
         Standards for digital audio coding and interfaces
            Note - Suppressed on 31/03/09 (CACE/476)
         
       | 
    
    
      | 
         34-4/6 
       | 
      
        (S2)
       | 
      WP6B | 
      
         File formats and transport for the exchange of audio, video, data and metadata materials in the professional broadcast environments
            
         
       | 
    
    
      | 
         35/6 
       | 
      
        (S1/AP)
       | 
      WP6J | 
      
         Tolerable round-trip time delay for sound-programme and television broadcast programme inserts
            Note - Suppressed on 09/10/07 (CACE/434)
         
       | 
    
    
      | 
         36/6 
       | 
      
        (S3)
       | 
      WP6J | 
      
         Standards for the high-definition television studio and for international programme exchange
            Note - Suppressed on 16/04/10 (CACE/506)
         
       | 
    
    
      | 
         37/6 
       | 
      
        (S3)
       | 
      WP6J | 
      
         System parameters for multichannel sound systems
            Note - Suppressed on 16/04/10 (CACE/506)
         
       | 
    
    
      | 
         38/6 
       | 
      
        (S3)
       | 
      WP6J | 
      
         Standards for the digital encoding of colour television signals
            Note - Suppressed on 09/10/07 (CACE/434)
         
       | 
    
    
      | 
         39/6 
       | 
      
        (S2)
       | 
      WP6J | 
      
         Standards for digital audio techniques
            Note - Suppressed on 16/04/10 (CACE/506)
         
       | 
    
    
      | 
         40-3/6 
       | 
      
        (S2)
       | 
      WP6C | 
      
         Extremely high-resolution imagery
            Note - Suppressed on 24/06/19 (CACE/908)
         
       | 
    
    
      | 
         41/6 
       | 
      
        (S3/AP)
       | 
      WP6A | 
      
         Auxiliary signals for digital television codecs to assist editing and cascading
            Note - Suppressed on 31/03/09 (CACE/476)
         
       | 
    
    
      | 
         42/6 
       | 
      
        (S2)
       | 
      WP6A | 
      
         Interfaces for digital video signals
            Note - Suppressed on 31/03/09 (CACE/476)
         
       | 
    
    
      | 
         43/6 
       | 
      
        (S2/AP)
       | 
      WP6A | 
      
         Digital coding for multi-programme television in contribution and distribution circuits
            Note - Suppressed on 31/03/09 (CACE/476)
         
       | 
    
    
      | 
         44-4/6 
       | 
      
        (S3)
       | 
      WP6C | 
      
         Objective image quality parameters and associated measurement and monitoring methods for digital television images
            
         
       | 
    
    
      | 
         45-6/6 
       | 
      
        (S2)
       | 
      WP6B | 
      
         Broadcasting of multimedia and data applications
            
         
       | 
    
    
      | 
         46-1/6 
       | 
      
        (S1)
       | 
      WP6C | 
      
         User requirements for metadata related to digital production, post production, recording and archiving of sound and television programmes in broadcasting
            Note - Suppressed on 14/10/15 (CACE/757)
         
       | 
    
    
      | 
         47/6 
       | 
      
        (S1)
       | 
      WP6Q | 
      
         Prevention of photosensitive epileptic seizures caused by television
            Note - Suppressed on 16/04/10 (CACE/506)
         
       | 
    
    
      | 
         48/6 
       | 
      
        (S1)
       | 
      WP6C | 
      
         In-service monitoring of perceived audio quality for distribution and broadcasting networks
            Note - Suppressed on 14/10/15 (CACE/757)
         
       | 
    
    
      | 
         49-1/6 
       | 
      
        (S2)
       | 
      WP6B | 
      
         Conditional-access broadcasting systems
            
         
       | 
    
    
      | 
         50/6 
       | 
      
        (S1)
       | 
      WP6E | 
      
         Evaluating fields from terrestrial broadcasting transmitting systems operating in any frequency band for assessing exposure to non-ionizing radiation
            Note - Suppressed on 09/10/07 (CACE/434)
         
       | 
    
    
      | 
         51/6 
       | 
      
        (S1)
       | 
      WP6A | 
      
         Sky-wave reception in LF, MF and HF broadcasting
            Note - Suppressed on 14/10/15 (CACE/757)
         
       | 
    
    
      | 
         52-1/6 
       | 
      
        (S1)
       | 
      WP6A | 
      
         Coverage in LF, MF and HF broadcasting
            Note - Suppressed on 20/10/19 (CACE/936)
         
       | 
    
    
      | 
         53/6 
       | 
      
        (S1)
       | 
      WP6A | 
      
         Standards for the transmission of several sound signals in one television channel in terrestrial or satellite broadcasting including high-definition and enhanced definition television systems
            Note - Suppressed on 14/10/15 (CACE/757)
         
       | 
    
    
      | 
         54/6 
       | 
      
        (S2/AP)
       | 
      WP6J | 
      
         Sound systems for the hearing impaired
            Note - Suppressed on 09/10/07 (CACE/434)
         
       | 
    
    
      | 
         55/6 
       | 
      
        (S2)
       | 
      WP6C | 
      
         Subjective assessment of sound quality in broadcasting using digital techniques
            Note - Suppressed on 14/10/15 (CACE/757)
         
       | 
    
    
      | 
         56-4/6 
       | 
      
        (S2)
       | 
      WP6A | 
      
         Characteristics of terrestrial digital sound/multimedia broadcasting systems for reception by vehicular, portable and fixed receivers  
            
         
       | 
    
    
      | 
         57/6 
       | 
      
        (C2)
       | 
      WP6S | 
      
         Frequency sharing issues related to the introduction of the broadcasting-satellite service (sound) in the frequency range 1-3 GHz
            Note - Suppressed on 25/03/09 (CACE/475)
         
       | 
    
    
      | 
         58/6 
       | 
      
        (S2/AP)
       | 
      WP6J | 
      
         Recording of sound programmes for international exchange
            Note - Suppressed on 16/04/10 (CACE/506)
         
       | 
    
    
      | 
         59-1/6 
       | 
      
        (S2)
       | 
      WP6C | 
      
         Archiving of sound programmes in broadcasting
            Note - Suppressed on 14/10/15 (CACE/757)
         
       | 
    
    
      | 
         60/6 
       | 
      
        (S2)
       | 
      WP6A | 
      
         Digital broadcasting at frequencies below 30 MHz
            Note - Suppressed on 14/10/15 (CACE/757)
         
       | 
    
    
      | 
         61/6 
       | 
      
        (C2)
       | 
      WP6S | 
      
         Spectrum management issues related to the introduction of the broadcasting-satellite service (sound) in the frequency range 1-3 GHz
            Note - Suppressed on 25/03/09 (CACE/475)
         
       | 
    
    
      | 
         62/6 
       | 
      
        (S2)
       | 
      WP6C | 
      
         Subjective assessment of small, medium and large impairments in sound quality
            Note - Suppressed on 20/10/19 (CACE/936)
         
       | 
    
    
      | 
         63/6 
       | 
      
        (S1/AP)
       | 
      WP6Q | 
      
         Calibration of the listening level for headphones in subjective listening tests
            Note - Suppressed on 16/04/10 (CACE/506)
         
       | 
    
    
      | 
         64-1/6 
       | 
      
        (C1)
       | 
      WP6A | 
      
         Planning parameters for digital broadcasting at frequencies below 30 MHz
            Note - Suppressed on 14/10/15 (CACE/757)
         
       | 
    
    
      | 
         65/6 
       | 
      
        (S1)
       | 
      WP6A | 
      
         Spectrum requirements for sound broadcasting
            Note - Suppressed on 21/04/20 (CACE/947)
         
       | 
    
    
      | 
         66/6 
       | 
      
        (S1)
       | 
      WP6A | 
      
         Audio coding schemes for sound broadcast programme inserts
            Note - Suppressed on 31/03/09 (CACE/476)
         
       | 
    
    
      | 
         67/6 
       | 
      
        (S2/AP)
       | 
      WP6Q | 
      
         Methodologies for subjective assessment of audio and video quality
            Note - Suppressed on 16/04/10 (CACE/506)
         
       | 
    
    
      | 
         68/6 
       | 
      
        (S1/AP)
       | 
      WP6J | 
      
         Synchronization necessary for the satisfactory reception of sound and picture signals
            Note - Suppressed on 09/10/07 (CACE/434)
         
       | 
    
    
      | 
         69-1/6 
       | 
      
        (S2)
       | 
      WP6A | 
      
         Conditions for a satisfactory television service in the presence of reflected signals
            Note - Suppressed on 04/12/2023 (CACE/1092)
         
       | 
    
    
      | 
         70/6 
       | 
      
        (C2)
       | 
      WP6S | 
      
         Frequency sharing for the feeder links to a broadcasting satellite (sound and television)
            Note - Suppressed on 25/03/09 (CACE/475)
         
       | 
    
    
      | 
         71/6 
       | 
      
        (C2)
       | 
      WP6S | 
      
         Sharing studies between high-definition television in the broadcasting-satellite service and other services
            Note - Suppressed on 25/03/09 (CACE/475)
         
       | 
    
    
      | 
         72/6 
       | 
      
        (S2)
       | 
      WP6S | 
      
         Digital techniques in the broadcasting-satellite service (sound and television)
            Note - Suppressed on 25/03/09 (CACE/475)
         
       | 
    
    
      | 
         73-1/6 
       | 
      
        (S1)
       | 
      WP6S | 
      
         Receiving Earth station antennas for the broadcasting-satellite service
            Note - Suppressed on 25/03/09 (CACE/475)
         
       | 
    
    
      | 
         74/6 
       | 
      
        (C2)
       | 
      WP6S | 
      
         Radiation of unwanted emissions from space stations in the broadcasting-satellite service (sound and television)
            Note - Suppressed on 25/03/09 (CACE/475)
         
       | 
    
    
      | 
         75/6 
       | 
      
        (S2)
       | 
      WP6S | 
      
         Telemetry, tracking and command signals and test signals for maintenance and testing of the radio-frequency characteristics of broadcasting-satellite
            Note - Suppressed on 25/03/09 (CACE/475)
         
       | 
    
    
      | 
         76/6 
       | 
      
        (C2)
       | 
      WP6S | 
      
         Satellite broadcasting of high-definition television
            Note - Suppressed on 25/03/09 (CACE/475)
         
       | 
    
    
      | 
         77-1/6 
       | 
      
        (S2/AP)
       | 
      WP6J | 
      
         Methods and practices for digital recording of television programme material intended for international exchange
            Note - Suppressed on 16/04/10 (CACE/506)
         
       | 
    
    
      | 
         78-1/6 
       | 
      
        (S3/AP)
       | 
      WP6J | 
      
         Digital recording of high-definition television programmes for international exchange
            Note - Suppressed on 16/04/10 (CACE/506)
         
       | 
    
    
      | 
         79/6 
       | 
      
        (S1)
       | 
      WP6J | 
      
         The harmonization of standards between broadcast and non-broadcast applications of television
            Note - Suppressed on 16/04/10 (CACE/506)
         
       | 
    
    
      | 
         80/6 
       | 
      
        (S1)
       | 
      WP6A | 
      
         Coding for the broadcasting of digitally-encoded TV signals in terrestrial narrow-band channels
            Note - Suppressed on 01/01/18 (CACE/850)
         
       | 
    
    
      | 
         81-1/6 
       | 
      
        (S3/AP)
       | 
      WP6Q | 
      
         Subjective assessments of the quality of television pictures including alphanumeric and graphic pictures
            Note - Suppressed on 16/04/10 (CACE/506)
         
       | 
    
    
      | 
         82/6 
       | 
      
        (C2)
       | 
      WP6S | 
      
         Technical characteristics of feeder links to broadcasting satellites operating in the 12, 17 and 21 GHz bands
            Note - Suppressed on 17/12/10 (CACE/519)
         
       | 
    
    
      | 
         83/6 
       | 
      
        (S2)
       | 
      WP6S | 
      
         Characteristics of systems in the broadcasting-satellite service (sound and television) for reception by transportable and fixed receivers
            Note - Suppressed on 25/03/09 (CACE/475)
         
       | 
    
    
      | 
         84/6 
       | 
      
        (C2)
       | 
      WP6S | 
      
         Protection ratios for interference studies and system planning in the broadcasting-satellite service (sound and television)
            Note - Suppressed on 25/03/09 (CACE/475)
         
       | 
    
    
      | 
         85/6 
       | 
      
        (S2)
       | 
      WP6S | 
      
         Simultaneous transmissions of TV programmes on BSS and FSS services from a multiservice space station
            Note - Suppressed on 25/03/09 (CACE/475)
         
       | 
    
    
      | 
         86/6 
       | 
      
        (S2/AP)
       | 
      WP6J | 
      
         Overall coordination of the technical characteristics and associated test methods for the separate parts of the television signal chain
            Note - Suppressed on 16/04/10 (CACE/506)
         
       | 
    
    
      | 
         87/6 
       | 
      
        (S2/AP)
       | 
      WP6A | 
      
         Acquisition and recovery times in digital television encoding
            Note - Suppressed on 31/03/09 (CACE/476)
         
       | 
    
    
      | 
         88/6 
       | 
      
        (S3)
       | 
      WP6C | 
      
         Subjective assessment of stereoscopic television pictures
            Note - Suppressed on 14/10/15 (CACE/757)
         
       | 
    
    
      | 
         89-1/6 
       | 
      
        (S2)
       | 
      WP6C | 
      
         User requirements for electronic news gathering
            Note - Suppressed on 14/10/15 (CACE/757)
         
       | 
    
    
      | 
         90/6 
       | 
      
        (S3/AP)
       | 
      WP6J | 
      
         Television recording format for long-term programme archives
            Note - Suppressed on 16/04/10 (CACE/506)
         
       | 
    
    
      | 
         91/6 
       | 
      
        (S3/AP)
       | 
      WP6J | 
      
         Recording of television programmes for international exchange
            Note - Suppressed on 09/10/07 (CACE/434)
         
       | 
    
    
      | 
         92/6 
       | 
      
        (S3/AP)
       | 
      WP6J | 
      
         Use of cinematographic film in television
            Note - Suppressed on 09/10/07 (CACE/434)
         
       | 
    
    
      | 
         93/6 
       | 
      
        (S2)
       | 
      WP6C | 
      
         Frequency requirements for electronic news gathering
            Note - Suppressed on 14/10/15 (CACE/757)
         
       | 
    
    
      | 
         94/6 
       | 
      
        (C2)
       | 
      WP6S | 
      
         Access to orbit and spectrum resources for the broadcasting satellite service and the fixed satellite service direct-to-home applications
            Note - Suppressed on 25/03/09 (CACE/475)
         
       | 
    
    
      | 
         95/6 
       | 
      
        (S2)
       | 
      WP6C | 
      
         Use of computer technology in television broadcasting applications
            Note - Suppressed on 14/10/15 (CACE/757)
         
       | 
    
    
      | 
         96-1/6 
       | 
      
        (S2)
       | 
      WP6C | 
      
         User requirements in the area of media asset management and transfer protocols for television programme production, recording and archiving
            Note - Suppressed on 14/10/15 (CACE/757)
         
       | 
    
    
      | 
         97-2/6 
       | 
      
        (S3/AP)
       | 
      WP6J | 
      
         Optimisation of quality of colour reproduction in television
            Note - Suppressed on 09/10/07 (CACE/434)
         
       | 
    
    
      | 
         98-2/6 
       | 
      
        (S1/AP)
       | 
      WP6J | 
      
         Adaptive image quality control in future TV systems
            Note - Suppressed on 09/10/07 (CACE/434)
         
       | 
    
    
      | 
         99/6 
       | 
      
        (S2)
       | 
      WP6C | 
      
         Relationship between quality, quality evaluation methodology, and type of application, in a multimedia environment
            Note - Suppressed on 14/10/15 (CACE/757)
         
       | 
    
    
      | 
         100/6 
       | 
      
        (S1)
       | 
      WP6C | 
      
         Television and multimedia images quality levels
            Note - Suppressed on 14/10/15 (CACE/757)
         
       | 
    
    
      | 
         101/6 
       | 
      
        (S1)
       | 
      WP6M | 
      
         Broadcasting of copy protection signalling for television
            Note - Suppressed on 31/03/09 (CACE/476)
         
       | 
    
    
      | 
         102-5/6 
       | 
      
        (S2)
       | 
      WP6C | 
      
         Methodologies for subjective assessment of audio and video quality
            
         
       | 
    
    
      | 
         103/6 
       | 
      
        (S1/AP)
       | 
      WP6A | 
      
         Reference signals for the component digital studio
            Note - Suppressed on 31/03/09 (CACE/476)
         
       | 
    
    
      | 
         104/6 
       | 
      
        (S1)
       | 
      WP6S | 
      
         Sharing criteria for BSS networks in the 17.3-17.8 GHz band in Region 2, and in the 21.4-22 GHz band in Regions 1 and 3, and their associated feeder links
            Note - Suppressed on 17/12/10 (CACE/519)
         
       | 
    
    
      | 
         105/6 
       | 
      
        (S1)
       | 
      WP6A | 
      
         Spectrum requirements for television broadcasting
            Note - Suppressed on 21/04/20 (CACE/947)
         
       | 
    
    
      | 
         106-1/6 
       | 
      
        (S2/AP)
       | 
      WP6J | 
      
         Recording formats for different media to be used for the international exchange of recordings for high-definition television programme evaluation
            Note - Suppressed on 16/04/10 (CACE/506)
         
       | 
    
    
      | 
         107/6 
       | 
      
        (S2)
       | 
      WP6S | 
      
         Harmonization of the definition of reference antenna patterns and range of the applicability for the broadcasting-satellite service
            Note - Suppressed on 10/03/06 (CACE/373)
         
       | 
    
    
      | 
         108/6 
       | 
      
        (S1)
       | 
      WP6A | 
      
         Digital sound broadcasting in band 7 (HF) in the Tropical Zone
            Note - Suppressed on 14/10/15 (CACE/757)
         
       | 
    
    
      | 
         109-1/6 
       | 
      
        (S2)
       | 
      WP6C | 
      
         In-service monitoring of perceived audiovisual quality for broadcasting and distribution networks
            
         
       | 
    
    
      | 
         110/6 
       | 
      
        (S2)
       | 
      WP6Q | 
      
         Processability margins required for contribution programme material in television production
            Note - Suppressed on 16/04/10 (CACE/506)
         
       | 
    
    
      | 
         111-2/6 
       | 
      
        (S2)
       | 
      WP6B | 
      
         Technical methods for the protection and utilization of the personal data of end users in broadcasting systems
            
         
       | 
    
    
      | 
         112-1/6 
       | 
      
        (S2)
       | 
      WP6C | 
      
         Guidelines on functionalities of facilities based on the use of digital servers in broadcast programme recording, archiving and playout
            Note - Suppressed on 14/10/15 (CACE/757)
         
       | 
    
    
      | 
         113/6 
       | 
      
        (S2)
       | 
      WP6C | 
      
         Delivery of interactive information to and from large screen digital imagery venues through broadcasting systems
            Note - Suppressed on 14/10/15 (CACE/757)
         
       | 
    
    
      | 
         114/6 
       | 
      
        (S2)
       | 
      WP6A | 
      
         Characteristics of television receivers and receiving antennas essential for frequency planning
            Note - Suppressed on 21/04/20 (CACE/947)
         
       | 
    
    
      | 
         115/6 
       | 
      
        (S1)
       | 
      WP6Q | 
      
         Registration methods for television and multimedia images
            Note - Suppressed on 16/04/10 (CACE/506)
         
       | 
    
    
      | 
         116/6 
       | 
      
        (S1)
       | 
      WP6J | 
      
         Parameters and tolerance limits for the technical quality of audio signals intended for international exchange
            Note - Suppressed on 16/04/10 (CACE/506)
         
       | 
    
    
      | 
         117/6 
       | 
      
        (S1)
       | 
      WP6J | 
      
         User requirements for Metadata related to digital recording and archiving of sound ad television programmes
            Note - Suppressed on 09/08/06 (CACE/399)
         
       | 
    
    
      | 
         118-1/6 
       | 
      
        (S2)
       | 
      WP6A | 
      
         Broadcasting means for public warning, disaster mitigation and relief
            
         
       | 
    
    
      | 
         119/6 
       | 
      
        (S1)
       | 
      WP6A | 
      
         Use of lossless/perceptually lossless bit-rate reduction to transport HDTV signals over HD-SDI
            Note - Suppressed on 31/03/09 (CACE/476)
         
       | 
    
    
      | 
         120-1/6 
       | 
      
        (S2)
       | 
      WP6A | 
      
         Digital sound broadcasting below 174 MHz
            
         
       | 
    
    
      | 
         121/6 
       | 
      
        (S1)
       | 
      WP6C | 
      
         Spectrum usage and user requirements for wireless microphones
            Note - Suppressed on 14/10/15 (CACE/757)
         
       | 
    
    
      | 
         122/6 
       | 
      
        (S1)
       | 
      WP6C | 
      
         Objective perceptual audio quality measurement methods
            Note - Suppressed on 14/10/15 (CACE/757)
         
       | 
    
    
      | 
         123/6 
       | 
      
        (S1)
       | 
      WP6C | 
      
         Approaches in programme production intended to improve the perceived image quality of broadcast digital SDTV and HDTV programmes
            Note - Suppressed on 14/10/15 (CACE/757)
         
       | 
    
    
      | 
         124/6 
       | 
      
        (S2)
       | 
      WP6A | 
      
         Measurement methods for the verification and validation of digital television and sound broadcasting planning procedures
            Note - Suppressed on 21/04/20 (CACE/947)
         
       | 
    
    
      | 
         125/6 
       | 
      
        (S1)
       | 
      WP6C | 
      
         Stereoscopic television
            Note - Suppressed on 17/10/12 (CACE/589)
         
       | 
    
    
      | 
         126-1/6 
       | 
      
        (S2)
       | 
      WP6B | 
      
         Recommended operating practices to tailor  television programme material to broadcasting applications at various image quality levels, display sizes and aspect ratios
            
         
       | 
    
    
      | 
         127/6 
       | 
      
        (S2)
       | 
      WP6A | 
      
         Mitigation techniques required for the use of digital modulation in the "26 MHz" broadcasting band for local coverage
            Note - Suppressed on 20/10/19 (CACE/936)
         
       | 
    
    
      | 
         128-2/6 
       | 
      
        (S3)
       | 
      WP6C | 
      
         Digital 3DTV systems for broadcasting
            Note - Suppressed on 24/06/19 (CACE/908)
         
       | 
    
    
      | 
         129/6 
       | 
      
        (S2)
       | 
      WP6A | 
      
         Impact of audio signal processing and compression techniques on terrestrial FM sound broadcasting emissions at VHF
            
         
       | 
    
    
      | 
         130-4/6 
       | 
      
        (S2)
       | 
      WP6B | 
      
         Digital interfaces for production, post-production and international exchange of sound and television programmes for broadcasting
            
         
       | 
    
    
      | 
         131-1/6 
       | 
      
        (S2)
       | 
      WP6B | 
      
         Common core data format for multimedia broadcasting
            Note - This Question replaces Question ITU-R 13/6
         
       | 
    
    
      | 
         132-7/6 
       | 
      
        (S3)
       | 
      WP6A | 
      
         Digital terrestrial broadcasting planning
            
         
       | 
    
    
      | 
         133-2/6 
       | 
      
        (S3)
       | 
      WP6A | 
      
         Enhancements of digital terrestrial television broadcasting
            
         
       | 
    
    
      | 
         134/6 
       | 
      
        (S2)
       | 
      WP6C | 
      
         Recording of digital sound programme signals for international exchange
            Note - Suppressed on 20/10/19 (CACE/936)
         
       | 
    
    
      | 
         135-2/6 
       | 
      
        (S2)
       | 
      WP6C | 
      
         System parameters for and management of digital sound systems with and without accompanying picture   
            Note - Suppressed on 28/01/25 (CACE/1132)
         
       | 
    
    
      | 
         136-3/6 
       | 
      
        (S2)
       | 
      WP6A | 
      
         Worldwide broadcasting roaming
            
         
       | 
    
    
      | 
         137-1/6 
       | 
      
        (S3)
       | 
      WP6B | 
      
         Internet Protocol (IP) interfaces for programme production and exchange
            Note - Suppressed on 04/12/23 (CACE/1092)
         
       | 
    
    
      | 
         138/6 
       | 
      
        (S2)
       | 
      WP6B | 
      
         Methods for signalling loudness compliance
            Note - Suppressed on 21/04/20 (CACE/947)
         
       | 
    
    
      | 
         139-2/6 
       | 
      
        (S2)
       | 
      WP6C | 
      
         Methods for rendering of advanced audio formats
            Note - Suppressed on 28/01/25 (CACE/1132)
         
       | 
    
    
      | 
         140-1/6 
       | 
      
        (S2)
       | 
      WP6B | 
      
         Global platform for the broadcasting service
            
         
       | 
    
    
      | 
         141/6 
       | 
      
        (S2)
       | 
      WP6C | 
      
         Internet delivery of sound and television broadcast originated soundtracks
            Note - Suppressed on 20/10/19 (CACE/936)
         
       | 
    
    
      | 
         142-3/6 
       | 
      
        (S2)
       | 
      WP6C | 
      
         High dynamic range television for broadcasting
            
         
       | 
    
    
      | 
         143-2/6 
       | 
      
        (S2)
       | 
      WP6C | 
      
         Advanced immersive sensory media systems for programme production, exchange and presentation for broadcasting
            
         
       | 
    
    
      | 
         144/6 
       | 
      
        (S2)
       | 
      WP6A/WP6B/WP6C | 
      
         Use of Artificial Intelligence (AI) for broadcasting
            
         
       | 
    
    
      | 
         145/6 
       | 
      
        (S2)
       | 
      WP6B/WP6C | 
      
         Systems for enabling access to broadcast and cooperative media for persons with disabilities 
            
         
       | 
    
    
      | 
         146/6 
       | 
      
        (S1)
       | 
      WP6A | 
      
         Spectrum requirements for terrestrial broadcasting
            
         
       | 
    
    
      | 
         147/6 
       | 
      
        (S2)
       | 
      WP6A/WP6B/WP6C | 
      
         Energy aware broadcasting systems
            
         
       | 
    
    
      | 
         148/6 
       | 
      
        (S2)
       | 
      WP6C | 
      
         Evolution of sound systems for broadcasting
            
         
       |