发明授权
- 专利标题: Rapid synchronization of information on separate recorded mediums
- 专利标题(中): 在单独的记录介质上快速同步信息
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申请号: US173629申请日: 1980-07-30
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公开(公告)号: US4322747A公开(公告)日: 1982-03-30
- 发明人: Robert A. Dischert , James M. Walter
- 申请人: Robert A. Dischert , James M. Walter
- 申请人地址: NY New York
- 专利权人: RCA Corporation
- 当前专利权人: RCA Corporation
- 当前专利权人地址: NY New York
- 主分类号: G11B15/48
- IPC分类号: G11B15/48 ; G11B27/10 ; H04N5/76
摘要:
Separate durations of acceleration and constant velocity are utilized to attain phase locking between a recorded sync signal and an external reference sync signal while accelerating a recorded medium from an intermediate velocity to its operational velocity, with each duration being proportional to the intermediate velocity.
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