Servo pattern enhancements for high areal density hard disk drives

• المؤلف الرئيسي: Ma, Kun
• مؤلفون آخرون: Guo Guoxiao
• التنسيق: Theses and Dissertations
• اللغة: English
• منشور في: 2017
• الموضوعات: DRNTU::Engineering::Electrical and electronic engineering
• الوصول للمادة أونلاين: http://hdl.handle.net/10356/72656

The growth of areal density (AD) in hard disk drive (HDD), which measures the data bits per unit area, has slowed down considerably in recent years from the average of 30% annual increase rate achieved in past decades. The main reason is that the current perpendicular magnetic recording (PMR) techno...