发明名称 |
MAGNETIC PLAYBACK APPARATUS |
摘要 |
PURPOSE:To perform tracking of a first magnetic head by scanning both adjoining tracks with a second magnetic head, withdrawing first and second pilot signals and applying the comparing output of both pilot signals to a piezoelectric element. |
申请公布号 |
JPS5271212(A) |
申请公布日期 |
1977.06.14 |
申请号 |
JP19750148173 |
申请日期 |
1975.12.11 |
申请人 |
SONY CORP |
发明人 |
HIMURO MASAMI;SATOU AKISHI |
分类号 |
H04N5/7826;G05D3/12;G05D13/62;G11B5/588;G11B5/592 |
主分类号 |
H04N5/7826 |
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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