发明名称 Video tape recorder
摘要 In a video tape recorder for recording a video signal having a first field frequency and a video signal a second field frequency, substantial centers 11a of lengths of recording tracks, on a magnetic tape 7, for the video signals having the first and second field frequencies are recorded thereon at the same position.
申请公布号 US6285820(B1) 申请公布日期 2001.09.04
申请号 US19980018744 申请日期 1998.02.04
申请人 SONY CORPORATION 发明人 KAWAGUCHI MITSUYOSHI;SASAYA TAKASHI;HENMI FUMIAKI;ABE TAKAO
分类号 G11B20/12;H04N9/79;(IPC1-7):H04N5/91 主分类号 G11B20/12
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