Matches in DBpedia 2015-10 for { <http://dbpedia.org/resource/Digital_Audio_Broadcasting> ?p ?o }
- Digital_Audio_Broadcasting abstract "Digital Audio Broadcasting (DAB) is a digital radio technology for broadcasting radio stations, used in several countries across Europe and Asia Pacific.The DAB standard was initiated as a European research project in the 1980s. The Norwegian Broadcasting Corporation (NRK) launched the very first DAB channel in the world on 1 June 1995 (NRK Klassisk), and the BBC and SR launched their first DAB digital radio broadcasts in September 1995. DAB receivers have been available in many countries since the end of the 1990s.DAB may offer more radio programmes over a specific spectrum than analogue FM radio. DAB is more robust with regard to noise and multipath fading for mobile listening , since DAB reception quality first degrades rapidly when the signal strength falls below a critical threshold, whereas FM reception quality degrades slowly with the decreasing signal.Audio quality varies depending on the bitrate used and audio material. Most stations use a bit rate of 128 kbit/s or less with the MP2 audio codec, which requires 160 kbit/s to achieve perceived FM quality. 128 kbit/s gives better dynamic range or signal-to-noise ratio than FM radio, but a more smeared stereo image, and an upper cut-off frequency of 14 kHz, corresponding to 15 kHz of FM radio. However, "CD sound quality" with MP2 is possible "with 256…192 kbps".An upgraded version of the system was released in February 2007, which is called DAB+. DAB is not forward compatible with DAB+, which means that DAB-only receivers are not able to receive DAB+ broadcasts. However, broadcasters can mix DAB and DAB+ programs inside the same transmission and so make a progressive transition to DAB+. DAB+ is approximately twice as efficient as DAB due to the adoption of the AAC+ audio codec, and DAB+ can provide high quality audio with bit rates as low as 64 kbit/s. Reception quality is also more robust on DAB+ than on DAB due to the addition of Reed-Solomon error correction coding.In spectrum management, the bands that are allocated for public DAB services, are abbreviated with T-DAB, where the "T" stands for terrestrial.More than 20 countries provide DAB transmissions, and several countries, such as Australia, Italy, Malta, Switzerland, The Netherlands and Germany, are transmitting DAB+ stations. See Countries using DAB/DMB.".
- Digital_Audio_Broadcasting thumbnail Digital_Audio_Broadcasting.svg?width=300.
- Digital_Audio_Broadcasting wikiPageExternalLink audio-quality-comparison-dab-pcm-fm-am.
- Digital_Audio_Broadcasting wikiPageExternalLink small-scale-dab-demo.
- Digital_Audio_Broadcasting wikiPageExternalLink queryform.asp.
- Digital_Audio_Broadcasting wikiPageExternalLink Software-DAB-Research.pdf.
- Digital_Audio_Broadcasting wikiPageExternalLink ts_102563v010101p.pdf.
- Digital_Audio_Broadcasting wikiPageExternalLink en_300401v010401o.pdf.
- Digital_Audio_Broadcasting wikiPageExternalLink www.opendigitalradio.org.
- Digital_Audio_Broadcasting wikiPageExternalLink DAB.html.
- Digital_Audio_Broadcasting wikiPageExternalLink index.html.
- Digital_Audio_Broadcasting wikiPageExternalLink www.worlddab.org.
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- Digital_Audio_Broadcasting wikiPageRevisionID "682916006".
- Digital_Audio_Broadcasting wikiPageWikiLink AAC+.
- Digital_Audio_Broadcasting wikiPageWikiLink AM_broadcasting.
- Digital_Audio_Broadcasting wikiPageWikiLink ATSC_Standards.
- Digital_Audio_Broadcasting wikiPageWikiLink Advanced_Television_Systems_Committee_standards.
- Digital_Audio_Broadcasting wikiPageWikiLink Analog_signal.
- Digital_Audio_Broadcasting wikiPageWikiLink BBC.
- Digital_Audio_Broadcasting wikiPageWikiLink BBC_Radio_3.
- Digital_Audio_Broadcasting wikiPageWikiLink Band_III.
- Digital_Audio_Broadcasting wikiPageWikiLink Bit_rate.
- Digital_Audio_Broadcasting wikiPageWikiLink Broadcasting.
- Digital_Audio_Broadcasting wikiPageWikiLink Byte_interleaver.
- Digital_Audio_Broadcasting wikiPageWikiLink CCTV.
- Digital_Audio_Broadcasting wikiPageWikiLink Category:Digital_radio.
- Digital_Audio_Broadcasting wikiPageWikiLink Cellular_network.
- Digital_Audio_Broadcasting wikiPageWikiLink Closed-circuit_television.
- Digital_Audio_Broadcasting wikiPageWikiLink Co-channel_interference.
- Digital_Audio_Broadcasting wikiPageWikiLink Code_rate.
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- Digital_Audio_Broadcasting wikiPageWikiLink Concatenated_error_correction_code.
- Digital_Audio_Broadcasting wikiPageWikiLink Concatenated_error_correction_codes.
- Digital_Audio_Broadcasting wikiPageWikiLink Convolutional_code.
- Digital_Audio_Broadcasting wikiPageWikiLink Convolutional_coding.
- Digital_Audio_Broadcasting wikiPageWikiLink DMB.
- Digital_Audio_Broadcasting wikiPageWikiLink DAB-IP.
- Digital_Audio_Broadcasting wikiPageWikiLink DAB_ensemble.
- Digital_Audio_Broadcasting wikiPageWikiLink DQPSK.
- Digital_Audio_Broadcasting wikiPageWikiLink Data_link_layer.
- Digital_Audio_Broadcasting wikiPageWikiLink Daylight_Saving.
- Digital_Audio_Broadcasting wikiPageWikiLink Daylight_saving_time.
- Digital_Audio_Broadcasting wikiPageWikiLink Denmark.
- Digital_Audio_Broadcasting wikiPageWikiLink Digital_Audio_Broadcasting.
- Digital_Audio_Broadcasting wikiPageWikiLink Digital_Audio_Radio_Service.
- Digital_Audio_Broadcasting wikiPageWikiLink Digital_Multimedia_Broadcasting.
- Digital_Audio_Broadcasting wikiPageWikiLink Digital_Radio_Mondiale.
- Digital_Audio_Broadcasting wikiPageWikiLink Digital_image.
- Digital_Audio_Broadcasting wikiPageWikiLink Digital_radio.
- Digital_Audio_Broadcasting wikiPageWikiLink Digital_television.
- Digital_Audio_Broadcasting wikiPageWikiLink Doppler_effect.
- Digital_Audio_Broadcasting wikiPageWikiLink Doppler_shift.
- Digital_Audio_Broadcasting wikiPageWikiLink E-FIT.
- Digital_Audio_Broadcasting wikiPageWikiLink E-fit.
- Digital_Audio_Broadcasting wikiPageWikiLink EAAC+.
- Digital_Audio_Broadcasting wikiPageWikiLink ECC_code_rate.
- Digital_Audio_Broadcasting wikiPageWikiLink ETSI.
- Digital_Audio_Broadcasting wikiPageWikiLink ETSI_Satellite_Digital_Radio.
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- Digital_Audio_Broadcasting wikiPageWikiLink EUREKA.
- Digital_Audio_Broadcasting wikiPageWikiLink Electronic_program_guide.
- Digital_Audio_Broadcasting wikiPageWikiLink Error-correction_coding.
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- Digital_Audio_Broadcasting wikiPageWikiLink Error_correction_coding.
- Digital_Audio_Broadcasting wikiPageWikiLink Error_detection_and_correction.
- Digital_Audio_Broadcasting wikiPageWikiLink Eureka_(organization).
- Digital_Audio_Broadcasting wikiPageWikiLink European_Telecommunications_Standards_Institute.
- Digital_Audio_Broadcasting wikiPageWikiLink European_Union.
- Digital_Audio_Broadcasting wikiPageWikiLink FM_broadcasting.
- Digital_Audio_Broadcasting wikiPageWikiLink FM_broadcasting_in_the_UK.
- Digital_Audio_Broadcasting wikiPageWikiLink FMeXtra.
- Digital_Audio_Broadcasting wikiPageWikiLink Fading.
- Digital_Audio_Broadcasting wikiPageWikiLink Fidelity.
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- Digital_Audio_Broadcasting wikiPageWikiLink Filename_extension.
- Digital_Audio_Broadcasting wikiPageWikiLink Firmware.
- Digital_Audio_Broadcasting wikiPageWikiLink Forney_interleaving.
- Digital_Audio_Broadcasting wikiPageWikiLink Forward_compatibility.
- Digital_Audio_Broadcasting wikiPageWikiLink Forward_compatible.
- Digital_Audio_Broadcasting wikiPageWikiLink Forward_error_correction.
- Digital_Audio_Broadcasting wikiPageWikiLink Frame_synchronization.
- Digital_Audio_Broadcasting wikiPageWikiLink Frequency_reuse.
- Digital_Audio_Broadcasting wikiPageWikiLink MPEG-4_AVC.
- Digital_Audio_Broadcasting wikiPageWikiLink HD_Radio.
- Digital_Audio_Broadcasting wikiPageWikiLink HE-AAC.
- Digital_Audio_Broadcasting wikiPageWikiLink HTML.
- Digital_Audio_Broadcasting wikiPageWikiLink Hertz.
- Digital_Audio_Broadcasting wikiPageWikiLink High-Efficiency_Advanced_Audio_Coding.
- Digital_Audio_Broadcasting wikiPageWikiLink Hour.
- Digital_Audio_Broadcasting wikiPageWikiLink ISDB.
- Digital_Audio_Broadcasting wikiPageWikiLink ITU-R.
- Digital_Audio_Broadcasting wikiPageWikiLink Institut_für_Rundfunktechnik.
- Digital_Audio_Broadcasting wikiPageWikiLink Internet_radio_device.
- Digital_Audio_Broadcasting wikiPageWikiLink Java_(software_platform).
- Digital_Audio_Broadcasting wikiPageWikiLink Java_Platform.
- Digital_Audio_Broadcasting wikiPageWikiLink L_band.
- Digital_Audio_Broadcasting wikiPageWikiLink Link_spectral_efficiency.