About DRP TOP Name Digital Radio Promotion Association (DRP) (pronounced Dee Ar Pee) Objectives Our organizational mission is to contribute to enhancement of social welfare through 1) conducting Test Broadcasting of digital method VHF broadcasting by terrestrial wave (terrestrial digital sound broadcasting), 2) attempting circulation and development of terrestrial digital sound broadcasting by implementation of research and assessment of changing demands’. Services / Our Business Conduct Test Broadcasting of terrestrial digital broadcasting Develop broadcasting service of terrestrial digital broadcasting Research and assessment of demands’ of terrestrial digital broadcasting Promote circulation of terrestrial digital broadcasting Provide essential re-sending devices and its maintenance for minimizing broadcasting “blind spots” such as in underground shopping centers. Other vital activities in relation to the Association’s objectives. Management and Organization Directors list here Member Member Companies ( as of 1st of September, 2008) Regular member 15 supporting member 57 special member 29 Members list here Location Tokyo Office 7 th, Floor, Tokyo Tower studio Building 4-4-7 shibakoen, Minato-ku 105-0011 Tokyo JAPAN Osaka Office 21th, Floor, Twin 21 MID Tower, 2-1-61 shiromi, chuou-ku, Osaka-sity,540-6121 Osaka Japan Competent authorities Ministry of Internal Affairs and Communications Established Established on 23rd of October, 2003 Members list (April.1.2010) Directors list  (October.1.2008) Details of Test Broadcasting License Licensed Licensed on 1st of October Applicant Digital Radio Promotion Association station name Tokyo Development Text Station   address cal sign JOAZ-FM identification code de-ji-ta-ru-rajio-sui-shin-kyou-kai call name to-kyo-de-ji-taru-efu-emu-hou-sou-jitsu-you-ka-shi-kenn frequency 190.214286MHz antenna power 2.4kW (300w per segment) transmission station 4-2-8 Shiba Kouen, Minato Ward, Tokyo applicant Digital Radio Promotion Association station name Osaka Development Test Station   address cal sign JOBZ-FM identification code de-ji-ta-ru-raji-o-sui-shinn-kyou-kai call name o-saka-deji-taru-efu-emu-hou-sou-jitsu-you-ka-shi-kenn frequency 190.214286MHz antenna power 240W (30W per segment) transmission station 2027-3 transmission station 2027-3 Yamate-cho, Higashi-Osaka City, Osaka Planned starting date of Test Broadcasting 10th of October, 2003   TOP

The association for promotion of digital radio broadcasting Digital Radio Q&A about us contact Digital Radio Broadcasting in Japan 1 Overview 1) Digital Sound Broadcasting Systems 2) Merits of Digital Radio 2 The Methods 1) Audio encoding system 2) Restricted reception system 3) Multiplexing System 4) Transmission channel encoding system 5) Transmission bandwidths 6) Hierarchical transmission and partial reception 7) Connected transmission 8) Transmission capacities 3 Characteristics 1) More channels 2) Consortium 3) Experimental broadcasting for practical application 4 Overview of the System 1) System 2) Frequency, bandwidth and transmission power 5 Overview of the Facilities 1) Transmission and modulation facilities 2) Transmission facilities 3) Antenna facilities 6 Overview of Services 1) Multiple voice broadcasting 2) 5.1 surround broadcasting 3) Broadcasting of simplified moving images 4) Download service experiment 7 Outlook for the Future

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