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经营范围
发明名称
PCM Signal Processing
摘要
申请公布号
GB2071370(A)
申请公布日期
1981.09.16
申请号
GB19810002177
申请日期
1981.01.23
申请人
SONY CORP
发明人
分类号
G11B20/18;G11B27/02;G11B27/032;H03M13/27;(IPC1-7):H04L1/10
主分类号
G11B20/18
代理机构
代理人
主权项
地址
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