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Class Information
Number: 360/31
Name: Dynamic magnetic information storage or retrieval > Monitoring or testing the progress of recording
Description: Subject matter wherein, during recording, the recorded information signal is reproduced in whole or in part for qualitative analysis of the operation of the recorder system or a part thereof.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7626777 |
Variable threshold bipolar signal peak detector |
Dec. 1, 2009 |
| 7623314 |
Head control device, storage device, and contact detection method |
Nov. 24, 2009 |
| 7623315 |
Circuits, systems, and methods for capacitive fly height measurement |
Nov. 24, 2009 |
| 7619842 |
Method of determining optimal write current parameters of magnetic recording device and storage device using the method |
Nov. 17, 2009 |
| 7620519 |
Burn-in process of producing data correlating elevation of disk drive head to temperature and method of controlling the elevation of the disk drive head using the data |
Nov. 17, 2009 |
| 7616394 |
Storage apparatus, control method and control apparatus |
Nov. 10, 2009 |
| 7616298 |
Disk transfer mechanism, and disk inspection apparatus and disk inspection method using the same |
Nov. 10, 2009 |
| 7613975 |
Predictive diagnosis of a data read system |
Nov. 3, 2009 |
| 7609470 |
Information storage device, write current adjustment method for the information storage device, and write control circuit |
Oct. 27, 2009 |
| 7602573 |
Device and method for adjusting distance between magnetic head and data storage medium |
Oct. 13, 2009 |
| 7602577 |
Rapid off track detection using in-drive microactuator |
Oct. 13, 2009 |
| 7599142 |
Apparatus and method for slider-disk contact indication by monitoring the spindle control signal in a hard disk drive |
Oct. 6, 2009 |
| 7599139 |
Disk drive having a high performance access mode and a lower performance archive mode |
Oct. 6, 2009 |
| 7595958 |
System including a hard disk drive and stray magnetic field sensor and associated method |
Sep. 29, 2009 |
| 7593176 |
Control apparatus and storage device |
Sep. 22, 2009 |
| 7589924 |
Characteristic evaluation method for magnetic disk medium |
Sep. 15, 2009 |
| 7586710 |
Control of transducer to tape spacing |
Sep. 8, 2009 |
| 7583461 |
Defect registration method of magnetic disk, and magnetic disk drive |
Sep. 1, 2009 |
| 7580210 |
Method, apparatus, and medium for determining read and write frequencies in data storing systems and a disk drive using the same |
Aug. 25, 2009 |
| 7573664 |
Integrated multiple channel data reliability testing for a magnetic tape drive |
Aug. 11, 2009 |
| 7573667 |
Servo information write method and apparatus |
Aug. 11, 2009 |
| 7570445 |
Adaptively adjusting seek function control parameters based on off-track write events |
Aug. 4, 2009 |
| 7570446 |
Disk drive with improved format efficiency and control method thereof |
Aug. 4, 2009 |
| 7567400 |
Method and apparatus for improving the error rate of track information on a magnetic storage device |
Jul. 28, 2009 |
| 7567397 |
Adjacent Track Interference (ATI) identification methodology |
Jul. 28, 2009 |
| 7567398 |
Detection of fly height change in a disk drive |
Jul. 28, 2009 |
| 7561358 |
Multi-register read channel optimization |
Jul. 14, 2009 |
| 7558012 |
Read/write channel embedded on-chip optimization |
Jul. 7, 2009 |
| 7555595 |
Methods and apparatus for writing servo frames to and/or verifying data areas of a storage medium |
Jun. 30, 2009 |
| 7549215 |
Method for manufacturing a magnetic head for perpendicular magnetic data recording |
Jun. 23, 2009 |
| 7548390 |
HDD write control method and apparatus |
Jun. 16, 2009 |
| 7545593 |
Magnetic storage systems and methods with tighter write fault window to improve reliability |
Jun. 9, 2009 |
| 7542230 |
Disk drive during self-servo writing |
Jun. 2, 2009 |
| 7538961 |
Using inductance to measure writer spacing in perpendicular magnetic recording |
May. 26, 2009 |
| 7532422 |
Method and system for distinguishing spatial and thermal defects on perpendicular media |
May. 12, 2009 |
| 7529058 |
Track pitch examination method of storage apparatus, program, and storage apparatus |
May. 5, 2009 |
| 7529049 |
Method and system for testing of magnetic disks using F-BER |
May. 5, 2009 |
| 7529050 |
Track width measurement for magnetic recording heads |
May. 5, 2009 |
| 7529054 |
Adaptive recording band expansion methodology |
May. 5, 2009 |
| 7525754 |
Repeated runout compensation using scaled position signals |
Apr. 28, 2009 |
| 7525748 |
Information recording/reproducing apparatus |
Apr. 28, 2009 |
| 7525745 |
Magnetic disk drive apparatus and method of controlling the same |
Apr. 28, 2009 |
| 7522359 |
Write mode servo scan diagnostic for magnetic tape data storage cartridge |
Apr. 21, 2009 |
| 7522360 |
Flying height measurement apparatus and method therefor |
Apr. 21, 2009 |
| 7522365 |
Magnetic storage systems and methods allowing for recovery of data blocks written off-track with non-constant offsets |
Apr. 21, 2009 |
| 7518820 |
Detecting fly height of a head over a storage medium |
Apr. 14, 2009 |
| 7518819 |
Disk drive rewriting servo sectors by writing and servoing off of temporary servo data written in data sectors |
Apr. 14, 2009 |
| 7518814 |
Magnetic head tester and method of manufacturing magnetic disk drive |
Apr. 14, 2009 |
| 7518813 |
Methods and structure for detecting anomalous events in a disk drive using VGA variance |
Apr. 14, 2009 |
| 7515372 |
Compensating the effects of static head-media spacing variations and nonlinear transition shift in heat assisted magnetic recording |
Apr. 7, 2009 |
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