JPS57109145A - Signal recording and reproducing device - Google Patents
Signal recording and reproducing deviceInfo
- Publication number
- JPS57109145A JPS57109145A JP18586780A JP18586780A JPS57109145A JP S57109145 A JPS57109145 A JP S57109145A JP 18586780 A JP18586780 A JP 18586780A JP 18586780 A JP18586780 A JP 18586780A JP S57109145 A JPS57109145 A JP S57109145A
- Authority
- JP
- Japan
- Prior art keywords
- gap
- recording
- turntable
- medium
- recording medium
- 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.)
- Granted
Links
- 239000004020 conductor Substances 0.000 abstract 2
- 239000004065 semiconductor Substances 0.000 abstract 2
- 239000000758 substrate Substances 0.000 abstract 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 230000005684 electric field Effects 0.000 abstract 1
- 238000007740 vapor deposition Methods 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
- G11B11/08—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by electric charge or by variation of electric resistance or capacitance
Landscapes
- Rotational Drive Of Disk (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18586780A JPS57109145A (en) | 1980-12-26 | 1980-12-26 | Signal recording and reproducing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18586780A JPS57109145A (en) | 1980-12-26 | 1980-12-26 | Signal recording and reproducing device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57109145A true JPS57109145A (en) | 1982-07-07 |
JPS6214895B2 JPS6214895B2 (enrdf_load_stackoverflow) | 1987-04-04 |
Family
ID=16178260
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP18586780A Granted JPS57109145A (en) | 1980-12-26 | 1980-12-26 | Signal recording and reproducing device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57109145A (enrdf_load_stackoverflow) |
-
1980
- 1980-12-26 JP JP18586780A patent/JPS57109145A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6214895B2 (enrdf_load_stackoverflow) | 1987-04-04 |
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