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ITU-T Q.2130 B-ISDN signalling ATM adaptation layer - Service specific coordination function for support of signalling at the user-network interface (SSCF at UNI)
ITU-T Q.2110 B-ISDN ATM adaptation layer - Service specific connection oriented protocol (SSCOP)
ITU-R BT.1125-0 Basic objectives for the planning and implementation of digital terrestrial television broadcasting systems
ITU-R BT.815-1 Specification of a signal for measurement of the contrast ratio of displays
ITU-T E.117 Terminal devices used in connection with the public telephone service (other than telephones)
ITU-T F.69 The international telex service - Service and operational provisions of telex destination codes and telex network identification codes
ITU-T F.141 International two-way multipoint telecommunication service via satellite
ITU-T G.174 Transmission performance objectives for terrestrial digital wireless systems using portable terminals to access the PSTN
ITU-T P.85 A method for subjective performance assessment of the quality of speech voice output devices
ITU-T G.726 Appendix III Comparison of ADPCM algorithms
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