Controller of pick-up head for optical disk player


Application Number: 00105816
Application Date: 2000.04.06
Publication Number: 1316742
Publication Date: 2001.10.10
Priority Information:
International: G11B7/08;G11B19/28
Applicant(s) Name: Taida Electronic Industry Co Ltd
Address:
Inventor(s) Name: Cai Qingxiong
Patent Agency Code: 72002
Patent Agent: li shumeng
Abstract A high-frequency controller for real/write head of optical disk drive is composed of gain channel for providing a combined forward gain value, front forward gain channel for providing pre-gain value, feedback gain channel for providing feedback gain value, output gain unit, input gain unit and averager for providing average frequency. Its advantages include distinct high-frequency gain and phase compensation, and better brake performance of optical disk drive system.