Offset free thermal asperity T/A detector

Details Offset free thermal asperity T/A detector Offset free thermal asperity T/A detector

1997-07-09

2000-07-18

Faber, Alan T.

Dynamic magnetic information storage or retrieval

General processing of a digital signal

Head amplifier circuit

360 66, 360 67, 360 53, 360 25, G11B 509

Patent

active

060915579

ABSTRACT:
A circuit for detecting a disturbance signal in an information signal for a read channel circuit includes a resistor connected to ground and a capacitor to form an RC circuit to detect the disturbance. The read channel receives the information signal and the detection signal.

REFERENCES:
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patent: 3566281 (1971-02-01), Baumann
patent: 4356389 (1982-10-01), Quirey et al.
patent: 4914398 (1990-04-01), Jove et al.
patent: 5715110 (1998-02-01), Nishiyama et al.
patent: 5818656 (1998-10-01), Klaassen et al.
patent: 5834969 (1998-11-01), Umeyama et al.
patent: 5852521 (1998-12-01), Umeyama et al.

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