发明名称 |
Recording medium, recording apparatus, reproducing method, and reproducing apparatus |
摘要 |
A recording medium to which this invention is applied includes a first recording area 3 where a digital audio signal sampled at a predetermined sampling frequency and quantized by a predetermined number of bits is recorded, a first management area 2 where information for carrying out management of the digital audio signal recorded in the first recording area 3 is recorded, a second recording area 6 where a digital audio signal corresponding to the digital audio signal recorded in the first recording area 3 is recorded, and a second management area 5 where information for carrying out management of the digital audio signal recorded in the second recording area 6 is recorded, wherein discrimination data indicating that plural recording areas exist is recorded in the first management area 2. Thus, this recording medium has compatibility with the conventional CD player, and can be reproduced in the state of high sound quality by a higher rank reproducing equipment. |
申请公布号 |
US5856958(A) |
申请公布日期 |
1999.01.05 |
申请号 |
US19970964345 |
申请日期 |
1997.11.04 |
申请人 |
SONY CORPORATION |
发明人 |
YOKOTA, TEPPEI;NISHIO, AYATAKA |
分类号 |
G11B5/02;G11B5/76;G11B7/0037;G11B7/005;G11B7/007;G11B20/10;G11B20/12;G11B27/034;G11B27/10;G11B27/30;G11B27/32;(IPC1-7):G11B7/00 |
主分类号 |
G11B5/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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