发明授权
US5546248A Reproducing apparatus that performs tracking control and phase control
for a signal recorded in plural tracks of a tape medium
失效
对记录在磁带介质的多个轨道中的信号执行跟踪控制和相位控制的再现装置
- 专利标题: Reproducing apparatus that performs tracking control and phase control for a signal recorded in plural tracks of a tape medium
- 专利标题(中): 对记录在磁带介质的多个轨道中的信号执行跟踪控制和相位控制的再现装置
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申请号: US40983申请日: 1993-03-31
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公开(公告)号: US5546248A公开(公告)日: 1996-08-13
- 发明人: Yoshio Sakakibara , Makoto Gotou , Kazuhiko Kobayashi , Haruo Isaka , Akihiko Nakamura
- 申请人: Yoshio Sakakibara , Makoto Gotou , Kazuhiko Kobayashi , Haruo Isaka , Akihiko Nakamura
- 申请人地址: JPX Osaka
- 专利权人: Matsushita Electric Industrial Co., Ltd.
- 当前专利权人: Matsushita Electric Industrial Co., Ltd.
- 当前专利权人地址: JPX Osaka
- 优先权: JPX4-081774 19920403
- 主分类号: G11B15/18
- IPC分类号: G11B15/18 ; G11B15/467 ; G11B5/584
摘要:
A reproducing apparatus reproduces information signals recorded multi-segmentally on oblique tracks on a tape. Track ID information recorded in the tracks is detected and compared with a reference frame to obtain a phase difference. The tape transportation is controlled in response to this phase difference to correct a reproduced phase so that it is made to coincide with a reference frame phase, as well as to perform tracking control using a tracking pilot signal recorded on the oblique track together with the information signal.
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