CN100401381C - 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
- CN100401381C CN100401381C CNB2004100708191A CN200410070819A CN100401381C CN 100401381 C CN100401381 C CN 100401381C CN B2004100708191 A CNB2004100708191 A CN B2004100708191A CN 200410070819 A CN200410070819 A CN 200410070819A CN 100401381 C CN100401381 C CN 100401381C
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- 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.)
- Expired - Fee Related
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- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
- Optical Recording Or Reproduction (AREA)
Abstract
Description
Claims (18)
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 |
---|---|
CN1725309A CN1725309A (zh) | 2006-01-25 |
CN100401381C true CN100401381C (zh) | 2008-07-09 |
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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) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000100095A (ja) * | 1998-09-25 | 2000-04-07 | Fujitsu Ltd | 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 |
CN1264894A (zh) * | 1999-02-26 | 2000-08-30 | 索尼公司 | 信息记录/再现装置与信息记录/再现方法以及传输媒体 |
US20020064115A1 (en) * | 2000-11-30 | 2002-05-30 | Sue-Hong Chou | Method for determining position of optic pick-up head and device of the same |
-
2004
- 2004-07-20 CN CNB2004100708191A patent/CN100401381C/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000100095A (ja) * | 1998-09-25 | 2000-04-07 | Fujitsu Ltd | 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 |
CN1264894A (zh) * | 1999-02-26 | 2000-08-30 | 索尼公司 | 信息记录/再现装置与信息记录/再现方法以及传输媒体 |
US20020064115A1 (en) * | 2000-11-30 | 2002-05-30 | Sue-Hong Chou | Method for determining position of optic pick-up head and device of the same |
Also Published As
Publication number | Publication date |
---|---|
CN1725309A (zh) | 2006-01-25 |
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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 |
Granted publication date: 20080709 Termination date: 20160720 |
|
CF01 | Termination of patent right due to non-payment of annual fee |