JPS6429784A - Testing method for defect of magnetic disk medium - Google Patents
Testing method for defect of magnetic disk mediumInfo
- Publication number
- JPS6429784A JPS6429784A JP18642087A JP18642087A JPS6429784A JP S6429784 A JPS6429784 A JP S6429784A JP 18642087 A JP18642087 A JP 18642087A JP 18642087 A JP18642087 A JP 18642087A JP S6429784 A JPS6429784 A JP S6429784A
- Authority
- JP
- Japan
- Prior art keywords
- result
- defect
- digital
- test
- analog
- 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.)
- Pending
Links
Landscapes
- Measuring Magnetic Variables (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18642087A JPS6429784A (en) | 1987-07-24 | 1987-07-24 | Testing method for defect of magnetic disk medium |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18642087A JPS6429784A (en) | 1987-07-24 | 1987-07-24 | Testing method for defect of magnetic disk medium |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6429784A true JPS6429784A (en) | 1989-01-31 |
Family
ID=16188114
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP18642087A Pending JPS6429784A (en) | 1987-07-24 | 1987-07-24 | Testing method for defect of magnetic disk medium |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6429784A (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5062622A (en) * | 1989-01-19 | 1991-11-05 | Canon Kabushiki Kaisha | Vibratory sheet feeder which uses phase adjustment to control the sheet feeding speed |
US5176376A (en) * | 1989-02-10 | 1993-01-05 | Canon Kabushiki Kaisha | Vibration sheet feeder |
US6066911A (en) * | 1995-02-23 | 2000-05-23 | Robert Bosch Gmbh | Ultrasonic driving element |
JP2008198327A (ja) * | 2007-01-17 | 2008-08-28 | Hoya Corp | 磁気ディスクの製造支援方法および磁気ディスクの製造方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62130362A (ja) * | 1985-12-02 | 1987-06-12 | Fujitsu Ltd | デイスク媒体の欠陥検出装置 |
-
1987
- 1987-07-24 JP JP18642087A patent/JPS6429784A/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62130362A (ja) * | 1985-12-02 | 1987-06-12 | Fujitsu Ltd | デイスク媒体の欠陥検出装置 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5062622A (en) * | 1989-01-19 | 1991-11-05 | Canon Kabushiki Kaisha | Vibratory sheet feeder which uses phase adjustment to control the sheet feeding speed |
US5176376A (en) * | 1989-02-10 | 1993-01-05 | Canon Kabushiki Kaisha | Vibration sheet feeder |
US6066911A (en) * | 1995-02-23 | 2000-05-23 | Robert Bosch Gmbh | Ultrasonic driving element |
JP2008198327A (ja) * | 2007-01-17 | 2008-08-28 | Hoya Corp | 磁気ディスクの製造支援方法および磁気ディスクの製造方法 |
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