| 摘要 |
A data read channel for receiving a signal containing a data stream of different types of data and recovering data therefrom, the channel comprising a main data read channel operable to output a stream of recovered data and a branch from the main data read channel comprising a signal analyser to determine the type of data from the data stream of different data types flowing in the main data read channel and a controller operable to control at least one element of the main data read channel in response to the type of data identified by the signal analyser from the data stream.
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