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.
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
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