发明名称 |
Helical video tape recorder arrangement suitable for high quality editing |
摘要 |
Disclosed is a helical scan video tape recorder having a flying sense head located upstream from a flying erase head and further upstream from a flying record/playback head. By employing a separate sense head to detect synch pulses, tension and relative speed of the video tape are controlled so as to eliminate synchronization errors in consequence of editing operations.
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申请公布号 |
US4163262(A) |
申请公布日期 |
1979.07.31 |
申请号 |
US19760646063 |
申请日期 |
1976.01.02 |
申请人 |
AMERICAN TELEPHONE AND TELEGRAPH |
发明人 |
KAEMMERER, HARRY |
分类号 |
H04N5/7826;G05D3/12;G05D13/62;G11B5/52;G11B15/43;G11B15/467;G11B27/024;G11B27/029;(IPC1-7):H04N5/79;G11B21/04;G11B27/02 |
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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