DocumentCode
949817
Title
A single chip decompression LSI based on ATRAC for mini disc
Author
Fuma, Masato ; Okamoto, Miyuki ; Kawahara, Keita ; Nagao, Fumiaki ; Matsui, Masaru
Author_Institution
Sanyo Electr. Co. Ltd., Gifu, Japan
Volume
39
Issue
3
fYear
1993
Firstpage
356
Lastpage
363
Abstract
A single chip that decompresses the ATRAC (adaptive transform acoustic coding) used for mini disc has been developed. The authors outline how the low power consumption and high-precision calculation capability of this LSI were achieved. This LSI was developed by making an ideal compromise between lower power consumption and efficient high-precision calculation. Calculation precision has been enhanced due to 24-bit block-floating-point calculation, a customized calculation unit, and an error concealment function
Keywords
data compression; encoding; large scale integration; transforms; video and audio discs; 24 bit; ATRAC; adaptive transform acoustic coding; audio compression; customized calculation unit; error concealment function; high-precision calculation; low power consumption; mini disc; single chip decompression LSI; Decoding; Digital signal processing; Encoding; Energy consumption; Frequency; Large scale integration; Psychology; Research and development; Sampling methods; Transform coding;
fLanguage
English
Journal_Title
Consumer Electronics, IEEE Transactions on
Publisher
ieee
ISSN
0098-3063
Type
jour
DOI
10.1109/30.234607
Filename
234607
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