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Text of the page (random words):
a uses aac to indicate he aac v1 and aac enhanced to indicate he aac v2 citation needed licensing and patents edit companies holding patents for he aac have formed a patent pool administered by via licensing corporation 28 to provide a single point of license for product makers patent licenses are required for end product companies that make hardware or software products that include he aac encoders and or decoders 29 unlike the mp3 format before april 23 2017 30 content owners are not required to pay license fees to distribute content in he aac standards edit he aac profile was first standardized in iso iec 14496 3 2001 amd 1 2003 5 he aac v2 profile he aac with parametric stereo was first specified in iso iec 14496 3 2005 amd 2 2006 1 6 31 the parametric stereo coding tool used by he aac v2 was standardized in 2004 and published as iso iec 14496 3 2001 amd 2 2004 9 7 the current version of the mpeg 4 audio including he aac standards is published in iso iec 14496 3 2009 enhanced aacplus is required audio compression format in 3gpp technical specifications for 3g umts multimedia services and should be supported in ip multimedia subsystem ims multimedia messaging service mms multimedia broadcast multicast service mbms and transparent end to end packet switched streaming service pss 32 33 34 35 he aac version 2 was standardized under the name enhanced aacplus by 3gpp for 3g umts multimedia services in september 2004 3gpp ts 26 401 36 he aac and he aac v2 audio coding for dvb applications is standardized by ts 101 154 37 38 aacplus v2 by coding technologies 39 is also standardized by the etsi as ts 102 005 for satellite services to handheld devices dvb sh below 3 ghz in december 2007 brazil started broadcasting terrestrial dtv standard called international isdb tb that implements video coding h 264 with audio aac lc on main program single or multi and video h 264 with audio he aacv2 in the 1seg mobile sub program versions edit the following is the summary of the different versions of he aac version common trade names codec feature standards he aac v1 aacplus v1 eaac aac ct aacplus aac lc sbr iso iec 14496 3 2001 amd 1 2003 he aac v2 aacplus v2 eaac aac enhanced aac aac lc sbr ps iso iec 14496 3 2005 amd 2 2006 xhe aac aacplus v2 eaac aac enhanced aac aac lc sbr ps usac iso iec 23003 3 2012 amd 2 2012 40 lc means low complexity sbr means spectral band replication ps means parametric stereo usac means unified speech and audio coding see also edit advanced audio coding digital radio mondiale notes edit to deliver streaming audio aac data is most likely carried in either the audio data interchange format adif or via audio data transport stream adts these containers can be parsed to create flv audio tags in order to use the audio file with data generation mode 26 references edit 1 2 3 iso iec jtc1 sc29 wg11 n7016 2005 01 11 text of iso iec 14496 3 2001 fpdam 4 audio lossless coding als new audio profiles and bsac extensions archived from the original doc on 2014 05 12 retrieved 2009 10 09 citation cs1 maint numeric names authors list link fraunhofer iis mpeg 4 audio and video technology pdf retrieved 2009 10 15 dead link herre j dietz m 2008 mpeg 4 high efficiency aac coding standards in a nutshell ieee signal processing magazine 25 3 137 142 bibcode 2008ispm 25 137h doi 10 1109 msp 2008 918684 receiving nrsc 5 theori io 9 june 2017 archived from the original on 20 august 2017 retrieved 14 april 2018 1 2 iso 2003 bandwidth extension iso iec 14496 3 2001 amd 1 2003 iso archived from the original on 2012 01 04 retrieved 2009 10 13 1 2 iso 2006 audio lossless coding als new audio profiles and bsac extensions iso iec 14496 3 2005 amd 2 2006 iso archived from the original on 2012 01 04 retrieved 2009 10 13 1 2 3gpp 2004 09 30 3gpp ts 26 401 v6 0 0 2004 09 general audio codec audio processing functions enhanced aacplus general audio codec general description release 6 doc 3gpp archived from the original on 2006 08 19 retrieved 2009 10 13 cite web cs1 maint numeric names authors list link 3gpp 2005 01 04 etsi ts 126 401 v6 1 0 2004 12 universal mobile telecommunications system umts general audio codec audio processing functions enhanced aacplus general audio codec general description 3gpp ts 26 401 version 6 1 0 release 6 3gpp retrieved 2009 10 13 cite web cs1 maint numeric names authors list link 1 2 iso 2004 parametric coding for high quality audio iso iec 14496 3 2001 amd 2 2004 iso archived from the original on 2012 01 04 retrieved 2009 10 13 results of 64kbit s listening test 23 june 2007 archived from the original on 23 june 2007 retrieved 3 may 2018 cite web cs1 maint bot original url status unknown link multiformat listening test 48 kbps finished www hydrogenaud io archived from the original on 8 july 2014 retrieved 3 may 2018 80 kbps personal listening test summer 2005 www hydrogenaud io archived from the original on 8 july 2014 retrieved 3 may 2018 mp3 wma aac ogg qualité à 96 kbps évaluation traitement audio video son forum hardware fr forum hardware fr retrieved 3 may 2018 cite web cs1 maint deprecated archival service link hydrogen audio 2011 multiformat listening test unofficial results page people xiph org archived from the original on 25 july 2012 retrieved 3 may 2018 apple itunes learn about the features of itunes 10 archived from the original on 2011 03 29 retrieved 2011 03 29 itunes apple archived from the original on 29 march 2011 retrieved 3 may 2018 nero aac codec archived from the original on 2009 12 11 retrieved 2009 11 23 bouvigne gabriel 2006 03 20 48kbps aac public test results mp3 tech archived from the original on 2008 07 24 retrieved 2008 09 05 free download winamp transcoder 2 0 www free codecs com archived from the original on 20 august 2008 retrieved 3 may 2018 1 2 supported media formats google archived from the original on 2012 03 11 retrieved 2013 10 10 freewareadvancedaudio release faac 2 0 freewareadvancedaudio faac github retrieved 2026 10 01 ipod touch supported file formats apple support retrieved 2019 04 07 aimp www aimp ru archived from the original on 8 november 2014 retrieved 3 may 2018 adobe flash player www adobe com archived from the original on 23 july 2008 retrieved 3 may 2018 adobe bringing hd video high quality audio to flash using h 264 aac iphone flash support macdailynews welcome home macdailynews com 21 august 2007 archived from the original on 21 june 2015 retrieved 3 may 2018 playing icecast streaming audio in flash player adobe developer connection www adobe com archived from the original on 16 march 2015 retrieved 3 may 2018 orban codec products opticodec pc 1020 codec archived from the original on 2015 03 18 retrieved 2014 10 19 via licensing licensing programs archived from the original on 2017 05 13 retrieved 2017 05 11 via licensing aac licensing faq archived from the original on 2017 05 22 retrieved 2017 05 11 thomson thomson fhg mp3 licensing archived from the original on 2017 01 17 mihir mody 2005 06 06 audio compression gets better and more complex embedded com archived from the original on 2024 12 13 retrieved 2009 10 13 etsi 2009 04 etsi ts 126 234 v8 2 0 2009 04 3gpp ts 26 234 transparent end to end packet switched streaming service pss protocols and codecs archived 2008 12 01 at the wayback machine page 58 retrieved on 2009 06 02 etsi 2009 01 etsi ts 126 140 v8 0 0 2009 01 3gpp ts 26 140 multimedia messaging service mms media formats and codes archived 2008 12 06 at the wayback machine page 11 retrieved on 2009 06 02 etsi 2009 01 etsi ts 126 141 v8 0 0 2009 01 3gpp ts 26 141 ip multimedia system ims messaging and presence media formats and codecs archived 2008 10 07 at the wayback machine page 10 retrieved on 2009 06 02 3gpp 2009 etsi ts 126 346 v8 3 0 2009 06 3gpp ts 26 346 multimedia broadcast multicast service mbms protocols and codecs etsi p 85 archived from the original on 2008 10 04 retrieved 2009 10 13 cite web cs1 maint numeric names authors list link 3gpp 2004 3gpp ts 26 401 general audio codec audio processing functions enhanced aacplus general audio codec general description 3gpp archived from the original on 2008 10 04 retrieved 2009 10 13 cite web cs1 maint numeric names authors list link etsi ts 101 154 v1 5 1 specification for the use of video and audio coding in broadcasting applications based on the mpeg 2 transport stream etsi 2009 03 31 ts 101 154 version 1 9 1 digital video broadcasting dvb specification for the use of video and audio coding in broadcasting applications based on the mpeg 2 transport stream etsi retrieved 2009 10 13 cite web cs1 maint deprecated archival service link archived copy pdf archived from the original pdf on 2006 10 26 retrieved 2007 01 29 cite web cs1 maint archived copy as title link xhe aac fraunhofer institute for integrated circuits iis retrieved 3 january 2021 external links edit stream media radio streaming provider that provides every stream in he aacv2 mpeg 4 he aac v2 audio coding for today s digital media world article in the ebu technical review 01 2006 giving explanations on he aac tuner2 com list of internet radio stations using aacplus radiofeeds uk ireland aac uk terrestrial radio stations streaming online in aacplus format aacplus explained open source aac codec faac encoder and faad2 decoder reworked he aac encoder aacplusenc windows binary aacplusenc exe only goes to 51 kbit s sng 1 3 front end archived 2012 01 03 at the wayback machine for nero encoder e g aac lc he aac he aacv2 e g van halen s panama he aac maxed at 205 kbit s neroaacenc exe the nero encoder back end for the sng 1 3 front end winamp com audio player ripper that allows you to rip cds into he aac and convert other audio files into he aac with a free add on ez cd audio converter cd ripper audio converter and cd burner that allows you to rip to aac lc and he aac convert to aac lc and he aac and burn aac lc and he aac to an audio cd die plattenkiste albumplayer ripper converter and cd burner that allows you to rip to aac and aacplus convert to aac and aacplus and burn aac and aacplus to gapless audio cd mp3pro vs mp3 archived 2017 02 02 at the wayback machine includes graphs comparing high frequency performance for mp3pro similar to he aac official mpeg web site via licensing corporation he aac patent pool rfc 4281 the codecs parameter for bucket media types fraunhofer aac test site v t e multimedia compression and container formats video compression iso iec mpeg dv mjpeg motion jpeg 2000 mpeg 1 mpeg 2 part 2 mpeg 4 part 2 asp part 10 avc part 33 ivc mpeg h part 2 hevc mpeg i part 3 vvc mpeg 5 part 1 evc part 2 lcevc itu t vceg h 120 h 261 h 262 h 263 h 264 avc h 265 hevc h 266 vvc h 267 enhanced compression model smpte vc 1 vc 2 vc 3 vc 5 vc 6 truemotion and aomedia truemotion s vp3 vp6 vp7 vp8 vp9 av1 av2 chinese standard avs1 p2 avs gb t 20090 2 16 avs2 p2 gb t 33475 2 gy t 299 1 hdr vivid gy t 358 avs3 p2 gy t 368 others apple video avs bink cinepak daala dvi ffv1 huffyuv indeo lagarith microsoft video 1 msu lossless oms video pixlet prores 422 4444 quicktime animation graphics realvideo rtvideo sheervideo smacker sorenson video spark theora thor ut wmv xeb yuls audio compression iso iec mpeg mpeg 1 layer ii multichannel mpeg 1 layer i mpeg 1 layer iii mp3 aac he aac aac ld mpeg surround mpeg 4 als mpeg 4 sls mpeg 4 dst mpeg 4 hvxc mpeg 4 celp mpeg d usac mpeg h 3d audio itu t g 711 a law µ law g 718 g 719 g 722 g 722 1 g 722 2 g 723 g 723 1 g 726 g 728 g 729 g 729 1 ietf opus ilbc speex vorbis flac 3gpp amr amr wb amr wb evrc evrc b evs gsm hr gsm fr gsm efr etsi ac 3 ac 4 dts bluetooth sig sbc lc3 chinese standard avs1 p10 gb t 20090 10 avs2 p3 gb t 33475 3 audio vivid gy t 363 dra gb t 22726 exac sj t 11299 4 others acelp alac asao atrac celt codec 2 isac lyra melp monkey s audio mt9 musepack optimfrog osq qcelp rcelp realaudio sd2 shn silk siren smv svopc tta true audio twinvq vmr wb vselp wavpack wma mqa aptx aptx hd aptx low latency aptx adaptive ldac lhdc llac truehd image compression iec iso ietf w3c itu t jpeg ccitt group 4 gif heic heif hevc jbig jbig2 jpeg jpeg 2000 jpeg ls jpeg xl jpeg xr jpeg xs jpeg xt png apng tiff tiff ep tiff it others av1 avif bpg djvu exr flif icer mng pgf qoi qtvr wbmp webp containers iso iec mpeg es mpeg pes mpeg ps mpeg ts iso iec base media file format mpeg 4 part 14 mp4 motion jpeg 2000 mpeg 21 part 9 mpeg media transport itu t h 222 0 t 802 ietf rtp ogg matroska smpte gxf mxf others 3gp and 3g2 amv asf aiff avi au bpg bink smacker bmp divx media format evo flash video heif iff m2ts matroska webm quicktime file format ratdvd realmedia riff wav mod and tod vob ifo and bup collaborations netvc mpeg la alliance for open media methods entropy arithmetic huffman modified lpc acelp celp lsp wlpc lossless lossy lz deflate lzw pcm a law µ law adpcm dpcm transforms dct fft mdct wavelet daubechies dwt lists comparison of audio coding formats comparison of video codecs list of codecs see compression methods for techniques and compression software for codecs v t e analog and digital audio broadcasting terrestrial radio modulation am fm cofdm frequency allocations lw lf mw mf sw hf vhf low mid high l band uhf digital systems cam d dab dab drm drm isdb tsb fmextra hd radio cdr dvb t2 lite satellite frequency allocations c band k u band l band s band digital systems adr dab s dvb sh s dmb sdr commercial radio providers siriusxm canada codecs aac amr wb hdc he aac mpeg 1 audio layer ii dra subcarrier signals amss directband pad rds rbds sca scmo darc related topics technical audio audio data compression audio signal processing technical am stereo formats belar c quam harris kahn hazeltine magnavox technical emission am broadcasting am expanded band cable radio digital radio error detection and correction fm broadcast band fm broadcasting fm extended band in brazil multipath propagation shortwave relay station cultural history of radio international broadcasting radio portal comparison of radio systems retrieved from https en wikipedia org w index php title high efficiency_advanced_audio_coding oldid 1377825571 categories audio codecs iec standards iso standards mpeg 4 open standards covered by patents hidden categories articles with short description short description is different from wikidata cs1 maint numeric names authors list all articles with dead external links articles with dead external links from june 2016 cs1 maint bot original url status unknown cs1 maint deprecated archival service all articles with unsourced statements articles with unsourced statements from september 2009 incomplete lists from september 2012 webarchive template wayback links articles with unsourced statements from april 2015 cs1 maint archived copy as title this page was last edited on 1 october 2026 at 09 43 utc page was rendered with parsoid text is available under the creative commons attribution sharealike 4 0 license additional terms may apply by using this site you agree to the 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