CN1725309A - 判断光学读写头位置的方法及其装置 - Google Patents
判断光学读写头位置的方法及其装置 Download PDFInfo
- Publication number
- CN1725309A CN1725309A CN 200410070819 CN200410070819A CN1725309A CN 1725309 A CN1725309 A CN 1725309A CN 200410070819 CN200410070819 CN 200410070819 CN 200410070819 A CN200410070819 A CN 200410070819A CN 1725309 A CN1725309 A CN 1725309A
- Authority
- CN
- China
- Prior art keywords
- write head
- optical read
- displacement
- stroke
- optical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
- Optical Recording Or Reproduction (AREA)
Abstract
Description
Claims (19)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2004100708191A CN100401381C (zh) | 2004-07-20 | 2004-07-20 | 判断光学读写头位置的方法及其装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CNB2004100708191A CN100401381C (zh) | 2004-07-20 | 2004-07-20 | 判断光学读写头位置的方法及其装置 |
Publications (2)
Publication Number | Publication Date |
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CN1725309A true CN1725309A (zh) | 2006-01-25 |
CN100401381C CN100401381C (zh) | 2008-07-09 |
Family
ID=35924738
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CNB2004100708191A Expired - Fee Related CN100401381C (zh) | 2004-07-20 | 2004-07-20 | 判断光学读写头位置的方法及其装置 |
Country Status (1)
Country | Link |
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CN (1) | CN100401381C (zh) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3226499B2 (ja) * | 1998-09-25 | 2001-11-05 | 富士通株式会社 | 記憶ディスク装置のヘッド位置決め制御方法及びその装置 |
JP4158262B2 (ja) * | 1999-02-26 | 2008-10-01 | ソニー株式会社 | 情報記録再生装置および方法ならびに記録媒体 |
TW544669B (en) * | 2000-11-30 | 2003-08-01 | Via Tech Inc | Searching method and device for position of optical pick-up head |
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2004
- 2004-07-20 CN CNB2004100708191A patent/CN100401381C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
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CN100401381C (zh) | 2008-07-09 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: LIAN FA SOFTWARE DESIGN (SHENZHEN) CO., LTD. Free format text: FORMER OWNER: MEDIATEK INC. Effective date: 20090619 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20090619 Address after: Shenzhen City, Nanshan District science and technology Chinese in two Road No. 11 Shenzhen Software Park 10-12 layer Patentee after: Lianfa Software Design (Sehnzhen) Co., Ltd. Address before: Hsinchu Science Industrial Park, Taiwan Patentee before: MediaTek.Inc |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080709 Termination date: 20160720 |