Kabushiki kaisha toshiba (20240321304). MAGNETIC DISK DEVICE simplified abstract
Contents
MAGNETIC DISK DEVICE
Organization Name
Inventor(s)
Takuji Matsuzawa of Kashiwa Chiba (JP)
MAGNETIC DISK DEVICE - A simplified explanation of the abstract
This abstract first appeared for US patent application 20240321304 titled 'MAGNETIC DISK DEVICE
The abstract of the patent application describes a magnetic disk device that includes a loop shaping filter implemented by a digital filter, which is placed parallel to a controller. The digital filter has a peak at a specific frequency, and its coefficients are determined by a sensitivity function and the controlled object. The coefficients of the loop shaping filter are based on changes in the sampling period of servo information.
- The magnetic disk device incorporates a loop shaping filter using a digital filter.
- The digital filter is positioned in parallel to a controller and has a peak at a certain frequency.
- Coefficients of the digital filter are determined by a sensitivity function and the controlled object.
- The coefficients of the loop shaping filter are adjusted based on variations in the sampling period of servo information.
Potential Applications: - Data storage systems - Magnetic disk drives - Servo control systems
Problems Solved: - Improved performance of magnetic disk devices - Enhanced servo control accuracy - Efficient data storage and retrieval
Benefits: - Increased data transfer rates - Enhanced reliability of data storage - Improved precision in servo control
Commercial Applications: Title: Enhanced Magnetic Disk Drives with Advanced Servo Control This technology can be utilized in the development of high-performance magnetic disk drives for various industries such as data centers, cloud computing, and telecommunications. The improved servo control system can lead to faster data access speeds and higher storage capacities, making it a valuable asset for companies requiring efficient data storage solutions.
Prior Art: Readers interested in exploring prior art related to this technology can start by researching advancements in digital filters for servo control systems in magnetic disk devices. Additionally, studies on sensitivity functions and loop shaping filters in control systems can provide valuable insights into the development of this innovation.
Frequently Updated Research: Researchers are constantly exploring ways to optimize servo control systems in magnetic disk devices to enhance data storage capabilities and improve overall performance. Stay updated on the latest advancements in digital filters and loop shaping techniques to understand the evolving landscape of this technology.
Questions about Magnetic Disk Devices with Loop Shaping Filters: 1. How does the loop shaping filter in a magnetic disk device improve servo control accuracy? 2. What are the key factors influencing the coefficients of the digital filter in this technology?
Original Abstract Submitted
according to one embodiment, a magnetic disk device includes a loop shaping filter by a digital filter, which is disposed in parallel to a controller, having a peak at certain frequency, and coefficients of which are determined by a sensitivity function and a controlled object, wherein the coefficients of the loop shaping filter of the digital filter based on a change in a sampling period of servo information.
