Disk drive modifying metadata cached in a circular buffer when a write operation is aborted

MA Carlson, DC Pruett - US Patent 8,756,361, 2014 - Google Patents
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Recording medium controller and method thereof

T Haga, H Tanaka, T Nitta, T Hongawa… - US Patent …, 2013 - Google Patents
According to one embodiment, a recording medium control ler includes a recording medium,
an input module, a reading module, and a writing module. The recording medium includes a …

Method for file based shingled data storage utilizing multiple media types

MA Carlson, DC Pruett - US Patent 8,756,382, 2014 - Google Patents
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Write management of physically coupled storage areas

TR Feldman - US Patent 10,199,066, 2019 - Google Patents
(57) ABSTRACT A method for managing data bands within an interlaced magnetic recording
(IMR) architecture includes transmitting read/write characteristics of a logical block address …

Enhanced capacity recording

T Rausch, M Ma, S Granz, K Gao, W Zhu… - US Patent …, 2017 - Google Patents
(57) ABSTRACT A storage device includes a storage controller configured to write a band of
data tracks using a first recording method until criterion is met. The first method may be a …

Shingled magnetic recording (SMR) disk drive with verification of written data

JD Coker, MA Hassner, K Hwang, BA Wilson… - US Patent …, 2014 - Google Patents
The invention relates generally to a method for veri? cation of the data that has been Written
in the annular bands of a SMR disk drive. The Write head makes successive paths or tracks …

Interlaced magnetic recording

K Gao, W Zhu, E Gage - US Patent 9,728,206, 2017 - Google Patents
BACKGROUND As requirements for data storage density increase for magnetic media, cell
size decreases. A commensurate decrease in the size of a write element is difficult because …

Dynamic guarding of a storage media

TR Feldman, JW Haines - US Patent 8,832,409, 2014 - Google Patents
A fixed data region on a storage medium may be allocated with one of a variety of allocation
schemes (eg, a randomly writable allocation scheme, a non-randomly writeable allocation …

Storage device with shingled data and unshingled cache regions

JD Coker, DR Hall - US Patent 8,913,335, 2014 - Google Patents
BACKGROUND Conventional disk drives with magnetic media organize data in concentric
tracks. The concept of shingled writing is a form of perpendicular magnetic recording and …

Write management for interlaced magnetic recording devices

K Gao, W Zhu, E Gage - US Patent 9,508,362, 2016 - Google Patents
Int. Cl. GIIB II/00(2006.01) A storage device includes a controller that implements an GIB
5/09(2006.01) interlaced magnetic recording scheme with prioritized ran GIIB 20/2(2006.01) …