Efficient implementation structures of AC-3's filter banks

被引：0

作者：

Zhao, ZJ ^{[1
]}

机构：

[1] Hangzhou Inst Elect Engn, Hangzhou 310037, Peoples R China

来源：

ICSP '98: 1998 FOURTH INTERNATIONAL CONFERENCE ON SIGNAL PROCESSING, PROCEEDINGS, VOLS I AND II | 1998年

关键词：

filter bank; transform; complexity;

D O I：

10.1109/ICOSP.1998.770143

中图分类号：

TP18 [人工智能理论];

学科分类号：

081104 ; 0812 ; 0835 ; 1405 ;

摘要：

Efficient implementation structures of Filter Banks used in AC-3 system are presented, these structures are based on fast DCT-IV. Compared with the structures using FFT,; the, computational. complexity of the structures presented in this paper is reduced about 70%.

引用

页码：31 / 34

页数：4

共 50 条

[31] 侃侃 AC-3的低音重放
钱志远
家庭影院技术, 1998, (04) : 26 - 28
[32] AC-3专业影院系统
隋时
音响技术, 1995, (06) : 47 - 47
[33] AC-3的地位在动摇
孙立力
家庭影院技术, 1998, (Z1) : 15 - 16
[34] 细说杜比数码(AC-3)
方明建
家庭科技, 1998, (11) : 15 - 15
[35] Efficient deformable filter banks
Manduchi, R
Perona, P
Shy, D
IEEE TRANSACTIONS ON SIGNAL PROCESSING, 1998, 46 (04) : 1168 - 1173
[36] Efficient filter banks and interpolators
Dempster, A.G.
Murphy, N.P.
Advances in Physics, Electronics and Signal Processing Applications, 2000, : 1 - 6
[37] Efficient implementation of real filter banks using frequency response masking techniques
Lee, JW
Lim, YC
APCCAS 2002: ASIA-PACIFIC CONFERENCE ON CIRCUITS AND SYSTEMS, VOL 1, PROCEEDINGS, 2002, : 69 - 72
[38] Optimal wordlength determination of AC-3 decoding hardware based on fixed-point analysis and simulations of AC-3 algorithm
Lim, IT
Bahn, J
SIPS 97 - 1997 IEEE WORKSHOP ON SIGNAL PROCESSING SYSTEMS: DESIGN AND IMPLEMENTATION, 1997, : 301 - 310
[39] Efficient implementation of 2x oversampled exponentially modulated filter banks
Viholainen, Ari
Alhava, Juuso
Renfors, Markku
IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS II-EXPRESS BRIEFS, 2006, 53 (10) : 1138 - 1142
[40] Evaluation of HE-AAC, AC-3, and E-AC-3 codecs
AES
不详
AES J Audio Eng Soc, 2008, 3 (140-155):

← 1 2 3 4 5 →