AU580793B2 - Tracking error detector for optical head - Google Patents
Tracking error detector for optical headInfo
- Publication number
- AU580793B2 AU580793B2 AU45491/85A AU4549185A AU580793B2 AU 580793 B2 AU580793 B2 AU 580793B2 AU 45491/85 A AU45491/85 A AU 45491/85A AU 4549185 A AU4549185 A AU 4549185A AU 580793 B2 AU580793 B2 AU 580793B2
- Authority
- AU
- Australia
- Prior art keywords
- optical head
- tracking error
- error detector
- detector
- tracking
- 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.)
- Ceased
Links
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59014576A JPS59155389A (en) | 1983-01-31 | 1984-01-31 | Manufacture of 7-(imidazol-2-yl)amino-3-(1h-1,2,3-triazol-4-yl)thiomethylceph-3-em-4-carboxylic acid |
JP59-145768 | 1984-07-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
AU4549185A AU4549185A (en) | 1986-02-10 |
AU580793B2 true AU580793B2 (en) | 1989-02-02 |
Family
ID=11864985
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU45491/85A Ceased AU580793B2 (en) | 1984-01-31 | 1985-07-11 | Tracking error detector for optical head |
Country Status (1)
Country | Link |
---|---|
AU (1) | AU580793B2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8501665A (en) * | 1985-06-10 | 1987-01-02 | Philips Nv | OPTICAL SCANNER WITH POSITION AND POSITION DETECTION SYSTEM FOR AN ELECTROMAGNETICALLY BEARING OBJECTIVE. |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4502134A (en) * | 1981-07-16 | 1985-02-26 | Mitsubishi Denki Kabushiki Kaisha | Optical disc signal reproducing system with tilt immunization |
-
1985
- 1985-07-11 AU AU45491/85A patent/AU580793B2/en not_active Ceased
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4502134A (en) * | 1981-07-16 | 1985-02-26 | Mitsubishi Denki Kabushiki Kaisha | Optical disc signal reproducing system with tilt immunization |
Also Published As
Publication number | Publication date |
---|---|
AU4549185A (en) | 1986-02-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AU566428B2 (en) | Focussing error detector | |
GB8524793D0 (en) | Optical tracking robot system | |
AU569485B2 (en) | Tracking mechanism | |
EP0216341A3 (en) | Tracking system for optical disc memory | |
AU569437B2 (en) | Optical disc system | |
AU556995B2 (en) | Focussing error detector | |
AU4536685A (en) | Optical drop detecting system | |
AU4161585A (en) | Optical mouse | |
AU4212989A (en) | Improved detector system for optical mouse | |
EP0159785A3 (en) | Optical recording & reproducing apparatus | |
GB2176622B (en) | Film for laser recording | |
DE3570305D1 (en) | Optical disk exclusively used for reproduction | |
AU582836B2 (en) | Tracking servo system for disc memory | |
GB8505169D0 (en) | Focus error detector | |
GB2176018B (en) | Film for laser recording | |
EP0199136A3 (en) | Optical recording disc | |
AU8422982A (en) | Optical disc tracking apparatus | |
GB9101211D0 (en) | Tracking error detection unit of multi-beam optical disk apparatus | |
AU542423B2 (en) | Automatic head tracking system | |
DE3568661D1 (en) | Apparatus for detecting tracking error of optical head | |
AU571921B2 (en) | Detector for manchester recorder | |
EP0220061A3 (en) | Optical recording coating | |
AU569209B2 (en) | Frame for positioning transducing head | |
AU575901B2 (en) | Optical recording apparatus | |
AU580793B2 (en) | Tracking error detector for optical head |