Invention Grant
US07990818B2 Cascaded control of a pick-up head for multi-layer optical data storage
有权
用于多层光学数据存储的拾取头的级联控制
- Patent Title: Cascaded control of a pick-up head for multi-layer optical data storage
- Patent Title (中): 用于多层光学数据存储的拾取头的级联控制
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Application No.: US12343204Application Date: 2008-12-23
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Publication No.: US07990818B2Publication Date: 2011-08-02
- Inventor: Ruediger Kusch , Xiaolei Shi , Zhiyuan Ren , Victor Petrovich Ostroverkhov
- Applicant: Ruediger Kusch , Xiaolei Shi , Zhiyuan Ren , Victor Petrovich Ostroverkhov
- Applicant Address: US NY Schenectady
- Assignee: General Electric Company
- Current Assignee: General Electric Company
- Current Assignee Address: US NY Schenectady
- Agency: Fletcher Yoder
- Main IPC: G11B7/00
- IPC: G11B7/00
Abstract:
A system and method of controlling position of a pick-up head of an optical drive, including manipulating the position of the pick-up head as a primary variable in a cascade control scheme, and manipulating current flowing through the pick-up head as a secondary variable in the cascade control scheme.
Public/Granted literature
- US20100162280A1 CASCADED CONTROL OF A PICK-UP HEAD FOR MULTI-LAYER OPTICAL DATA STORAGE Public/Granted day:2010-06-24
Information query
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