Master calibration channel for a multichannel tape drive

Dynamic magnetic information storage or retrieval – General processing of a digital signal

Reexamination Certificate

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Reexamination Certificate

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07961415

ABSTRACT:
In one embodiment, an apparatus comprises two or more slave channels, wherein each one of the slave channels comprises a non-adaptive filter operable to filter an input signal to the slave channel using filter coefficients received from a master channel; and the master channel coupled to each one of the slave channels, wherein the master channel comprises an adaptive filter operable to: for each one of one or more of the slave channels, determine the filter coefficients for the slave channel using the input signal to the slave channel; and send the filter coefficients to the slave channel.

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patent: 7783478 (2010-08-01), Goldin
patent: 2010/0010811 (2010-01-01), Zhou et al.
patent: 2010/0053444 (2010-03-01), Chen

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