Dynamic magnetic information storage or retrieval – Automatic control of a recorder mechanism – Controlling the record
Reexamination Certificate
2008-04-29
2008-04-29
Tzeng, Fred F. (Department: 2627)
Dynamic magnetic information storage or retrieval
Automatic control of a recorder mechanism
Controlling the record
Reexamination Certificate
active
07365929
ABSTRACT:
A fully synchronous servo channel for a data type drive is provided which includes the initial acquisition of synchronous servo channel parameters, generation of a timing basis for signal interpolation, generation of a tape velocity estimate and a y-position estimate and an optimum detection of longitudinal position (LPOS) symbols embedded in servo bursts.
REFERENCES:
patent: 2971141 (1961-02-01), Gevas
patent: 4922352 (1990-05-01), Culp
patent: 5396374 (1995-03-01), Kubota et al.
patent: 5452285 (1995-09-01), Monen
patent: 5608583 (1997-03-01), Shrinkle
patent: 5661616 (1997-08-01), Tran et al.
patent: 5726818 (1998-03-01), Reed et al.
patent: 5757571 (1998-05-01), Basham et al.
patent: 5812336 (1998-09-01), Spurbeck et al.
patent: 5852535 (1998-12-01), Richardson et al.
patent: 6031671 (2000-02-01), Ayres
patent: 6239939 (2001-05-01), Bui et al.
patent: 6256159 (2001-07-01), Bhakta
patent: 6278571 (2001-08-01), Bui et al.
patent: 6462904 (2002-10-01), Albrecht et al.
patent: 6532128 (2003-03-01), Bui et al.
patent: 6678110 (2004-01-01), Ellis
patent: 6791781 (2004-09-01), Bui et al.
patent: 6798608 (2004-09-01), Chliwnyj et al.
patent: 6879457 (2005-04-01), Eaton et al.
patent: 6937413 (2005-08-01), Bui et al.
patent: 7245450 (2007-07-01), Cherubini et al.
patent: 2003/0048562 (2003-03-01), Heydari et al.
patent: 2003/0123181 (2003-07-01), Hennecken et al.
patent: 2004/0051991 (2004-03-01), Koski
patent: 2004/0120066 (2004-06-01), Hashimoto
patent: 2005/0030662 (2005-02-01), Bui et al.
patent: 2005/0122615 (2005-06-01), Horimai
Cherubini Giovanni
Eleftheriou Evangelos
Hutchins Robert Allan
Jelitto Jens
International Business Machines - Corporation
Shifrin Dan
Tzeng Fred F.
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