?????? ??????

?????? ??????
????????????	????
???????	1986
??????	????? ??????? ???????, ???????? ???????
?????	??????? ????? ??????? ;

?????? ?????? , ??? ??? ?? ?????? ???-3 ?? ?????? ??, ?? ?? ?????? ?????????? ?????? ?????? ????? ????????? ??????? ?? ?? ?????? ?? ??? ??? ????? ??? 1995 ?? ?????? ???????? ?????? ??? ???? ??? ??, ?????? ???????? ?? ??????, ??????? ???? ?????? ???????????? (????????) ????????? ?? ???? ?? ????? ??????? ????????? ??? ?????? ?????? ?? ???? ????? ?????????? ??? 35 . ?? ?????? ????? ?????? ???? ?? ???? ????? ??????; ??, ?? ?? ???? ???????, ?????? ?? ?????? ?? ?????? ???????, ?????? ?????? ??????????, ?????? , ????-?? ????? ?? ??? ????? ???? ??????????? ?? ??? ?? ????? ???? ???? ???

?????? ??? -3 ?????-???? ????? ?????? ???? ?? ????? ???? ??????? ???? ?????? ??????????? (????????), ?? ????????? ????? ??????? ????????? ??? ^[1] ?? ???? ?????? ???????????? (DCT) ????????? ?? ?? ?????? ??, ???? ???? ??? 1972 ??? ????? ???? ?????? ?????????? ???? ??? ?? ?? ??? ??? ?? ??? ??????? ?? ??? ???????? ??? ^[2] ?????? ?? 1987 ??? ??? ????????????? ??? ???? ???????, ???????? ????? ?? ??? ?? ??????? ?????? ??????? ???? ?????? ??????????? (????????) ??? ????????? ???? ??? ??? ^[3]

?????? ?????????? ?? ?????? ?? ??????? ?? ??? ??? -3 ????? ??????? ?????? ???? ?? ??? ??????????? ?????? ?????????? ?? ??? ???????? ????????? ?? ???????? ????? AC-3 ??????? ?? ????? 1991 ??? ?????? ?????? ???? ?? ??? ??? ???? ???? ??? ??? ^[4] ^[5] ?????? ?????? ????? ???? ???? ???? ???? ????????-?????? ????? ??????? ???? ??, ?? ???? ??? ???? ?? ???????? (1 99 2), ???? 3 ???? (1 99 3) ?? ???? ???? ?? ?? ???????? ????? ?? ??? ???? ????????-?????? ????? ??????? ?????? ?? ???? ???? ???? (1997)? ^[6]

?????? [ ??????? ???? ]

↑ Andersen, Robert Loring; Crockett, Brett Graham; Davidson, Grant A.; Davis, Mark Franklin; Fielder, Louis D.; Turner, Stephen C.; Vinton, Mark S.; Williams, Phillip (October 2004). "Introduction to Dolby Digital Plus, an Enhancement to the Dolby Digital Coding System" (PDF) . Audio Engineering Society Convention (117th AES Convention): 1?29 . ?????? ???? 17 October 2019 .
↑ Ahmed, Nasir (January 1991). "How I Came Up With the Discrete Cosine Transform" . Digital Signal Processing . 1 (1): 4?5. ????? : 10.1016/1051-2004(91)90086-Z .
↑ Princen, J.P.; Johnson, A.W.; Bradley, Alan B. (1987). "Subband/Transform coding using filter bank designs based on time domain aliasing cancellation". ICASSP '87. IEEE International Conference on Acoustics, Speech, and Signal Processing . 12 : 2161?2164. ????? : 10.1109/ICASSP.1987.1169405 .
↑ Britanak, V. (2011). "On Properties, Relations, and Simplified Implementation of Filter Banks in the Dolby Digital (Plus) AC-3 Audio Coding Standards". IEEE Transactions on Audio, Speech, and Language Processing . 19 (5): 1231?1241. ????? : 10.1109/TASL.2010.2087755 .
↑ "A Chronology of Dolby Laboratories: May 1965-May 1998" (PDF) . Film-Tech . Dolby. ??? (PDF) ?? 18 March 2006 ?? ????????? . ?????? ???? 15 May 2022 .
↑ Luo, Fa-Long (2008). Mobile Multimedia Broadcasting Standards: Technology and Practice . Springer Science & Business Media . ??? 590. ???????????? 9780387782638 .

????? ????? [ ??????? ???? ]

??????? ??????? , Dolby Laboratories
ATSC standards
Digital Audio Compression Standard (AC-3, E-AC-3) at the ATSC website

[1] Andersen, Robert Loring; Crockett, Brett Graham; Davidson, Grant A.; Davis, Mark Franklin; Fielder, Louis D.; Turner, Stephen C.; Vinton, Mark S.; Williams, Phillip (October 2004). "Introduction to Dolby Digital Plus, an Enhancement to the Dolby Digital Coding System" (PDF) . Audio Engineering Society Convention (117th AES Convention): 1?29 . ?????? ???? 17 October 2019 .

[Ahmed-2] Ahmed, Nasir (January 1991). "How I Came Up With the Discrete Cosine Transform" . Digital Signal Processing . 1 (1): 4?5. ????? : 10.1016/1051-2004(91)90086-Z .

[3] Princen, J.P.; Johnson, A.W.; Bradley, Alan B. (1987). "Subband/Transform coding using filter bank designs based on time domain aliasing cancellation". ICASSP '87. IEEE International Conference on Acoustics, Speech, and Signal Processing . 12 : 2161?2164. ????? : 10.1109/ICASSP.1987.1169405 .

[4] Britanak, V. (2011). "On Properties, Relations, and Simplified Implementation of Filter Banks in the Dolby Digital (Plus) AC-3 Audio Coding Standards". IEEE Transactions on Audio, Speech, and Language Processing . 19 (5): 1231?1241. ????? : 10.1109/TASL.2010.2087755 .

[5] "A Chronology of Dolby Laboratories: May 1965-May 1998" (PDF) . Film-Tech . Dolby. ??? (PDF) ?? 18 March 2006 ?? ????????? . ?????? ???? 15 May 2022 .

[Luo-6] Luo, Fa-Long (2008). Mobile Multimedia Broadcasting Standards: Technology and Practice . Springer Science & Business Media . ??? 590. ???????????? 9780387782638 .

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