| 发明名称 |
METHOD FOR READING ADDITIONAL INFORMATION OF COMPRESSED DATA FILE, AND PROGRAM FOR CARRYING OUT THE SAME |
| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a method for reading the additional information of a compressed data file which reduces a period from reading to reproduction of the additional information of the compressed data file in the compressed data file having the additional information of compressed data compressed by an MP3 system etc. <P>SOLUTION: In a method where the additional information of the compressed data file is read in the case of reading the compressed data file comprising the compressed data and the additional information of a fixed length added to the prescribed position of the compressed data and prescribed processing is carried out based on the kind of the compressed data, during reading process of certain compressed data file, the leading position of the additional information of the compressed data file is searched for to obtain the additional information and thereafter the leading position of the compressed data is searched for. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
| 申请公布号 |
JP2005339746(A) |
申请公布日期 |
2005.12.08 |
| 申请号 |
JP20040160620 |
申请日期 |
2004.05.31 |
| 申请人 |
PIONEER ELECTRONIC CORP;TOHOKU PIONEER CORP;PIONEER SYSTEM TECHNOLOGIES CORP |
发明人 |
FUJIWARA AKIHITO;NAKANO SEIJI;TAKAHASHI MASAKAZU;AKAMA HIROYUKI;SAITO KAZUNORI;KAWANA KAZUSHIGE;HASHIMOTO AKIHIRO |
| 分类号 |
H04N19/70;G06F17/30;G10L19/00;G10L19/02;G11B20/10;G11B27/10;H04N7/24;H04N19/00;(IPC1-7):G11B27/10 |
主分类号 |
H04N19/70 |
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