发明授权
US4322747A Rapid synchronization of information on separate recorded mediums 失效
在单独的记录介质上快速同步信息

Rapid synchronization of information on separate recorded mediums
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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