US 10,311,904 B2Granted

Multi-mode, multi-channel magnetic recording head and apparatus

AssigneeInternational Business Machines Corporation

InventorRobert G. Biskeborn

Life of this patent

Estimating the term…

Abstract

An apparatus according to one embodiment includes an array of 2N+1 transducers on a pitch, where at least one of the transducers within the array is configured as a servo reader. In addition, one of the transducers configured as the servo reader is flanked by transducers on each side.

Claims12

Dependent claims

An apparatus, comprising:

an array of 2N+1 transducers on a pitch,
wherein at least one of the transducers within the array is configured as a servo reader,
wherein one of the transducers configured as the servo reader is flanked by transducers on each side.

Dependencies are inferred from the claim text.

Facts

Application: 15/933,118Filed 22 Mar 2018 · division
Priority: 15 Mar 2017
Published: US 2018/0268849 A120 Sep 2018
Granted: 4 Jun 2019
Term ends: Not estimatedThe source records don’t support an estimate.

Classification6 codes

G11B 5/4893
Disposition of heads: relative to moving tape
G11B 5/00813
Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires: magnetic tapes
G11B 5/584
With provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing…: for…
G11B 20/1201
Formatting, e.g. arrangement of data block or words on the record carriers: on tapes

Family

Application15/460,091Parent of this division · filed 15 Mar 2017
US 2018/0268849 A1Pre-grant publication · published 20 Sep 2018
US 9,978,411 B1Parent of this division
US 10,311,904 B2This patent

From the US filing history. Foreign family members aren’t listed.

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