18236903. MAGNETIC DISK DEVICE simplified abstract (Kabushiki Kaisha Toshiba)
Contents
MAGNETIC DISK DEVICE
Organization Name
Inventor(s)
Toru Watanabe of Kawasaki Kanagawa (JP)
MAGNETIC DISK DEVICE - A simplified explanation of the abstract
This abstract first appeared for US patent application 18236903 titled 'MAGNETIC DISK DEVICE
Simplified Explanation: The patent application describes a magnetic disk device with a write head, read head, and heater to adjust the flying height of the write head. The controller includes detection units to monitor the flying height and positioning error of the magnetic head.
- The magnetic disk device includes a write head, read head, and heater for adjusting the flying height of the write head.
- The controller has detection units to monitor the flying height and positioning error of the magnetic head.
- The memory stores thresholds for the detection units to use in their monitoring.
Key Features and Innovation:
- Integration of a heater to adjust the flying height of the write head.
- Detection units for monitoring the flying height and positioning error of the magnetic head.
- Storage of thresholds in memory for accurate monitoring.
Potential Applications: This technology could be used in various magnetic disk storage systems to improve data writing and reading accuracy.
Problems Solved:
- Ensures precise flying height adjustment of the write head.
- Monitors and corrects positioning errors of the magnetic head.
Benefits:
- Enhanced data writing and reading accuracy.
- Improved overall performance of magnetic disk devices.
Commercial Applications: Potential commercial applications include data storage systems, computer hard drives, and other magnetic disk devices. This technology could improve the reliability and efficiency of these devices in various industries.
Questions about Magnetic Disk Device: 1. How does the heater in the magnetic disk device help adjust the flying height of the write head? 2. What are the specific benefits of using detection units to monitor the flying height and positioning error of the magnetic head?
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Original Abstract Submitted
According to one embodiment, a magnetic disk device includes a magnetic disk, a magnetic head that includes a write head configured to write data to the magnetic disk, a read head configured to read data from the magnetic disk, and a heater configured to adjust a flying height of the write head, and a controller that includes a first detection unit configured to detect the flying height of the write head, a second detection unit configured to detect a positioning error of the magnetic head with respect to a track of the magnetic disk, and a memory configured to store a first threshold and a second threshold.
