JPS5974588U - magnetic recording medium - Google Patents
magnetic recording mediumInfo
- Publication number
- JPS5974588U JPS5974588U JP16903682U JP16903682U JPS5974588U JP S5974588 U JPS5974588 U JP S5974588U JP 16903682 U JP16903682 U JP 16903682U JP 16903682 U JP16903682 U JP 16903682U JP S5974588 U JPS5974588 U JP S5974588U
- Authority
- JP
- Japan
- Prior art keywords
- recording medium
- magnetic recording
- peeled portion
- transparent window
- recorded
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の透明窓を有する磁気記録媒体の一部を断
面とする平面図、第２図は本考案の絶対番地コードを透
明窓部に有する磁気記録媒体の一部を断面とする平面図
、第３図は本考案の磁気記録媒体の絶対番地コードを透
明窓部に設けた検出方法を示す回路図である。
図中、１・・・・・・磁気記録媒体、２・・・磁性面、
３・・・透明窓、４ａ・・・クロック信号、４ｂ・・・
バイナリデータ、５ａ、 ５ｂ・・・発光素子、６ａ
、 ６ｂ・・・受光素子、７ａ、 ７ｂ・・・増巾
回路、８・・・ゲート回路。FIG. 1 is a plan view showing a partial cross section of a conventional magnetic recording medium having a transparent window, and FIG. 2 is a plan view showing a partial cross section of a magnetic recording medium having the absolute address code of the present invention in the transparent window. 3 are circuit diagrams showing a detection method in which an absolute address code of a magnetic recording medium of the present invention is provided in a transparent window. In the figure, 1...magnetic recording medium, 2... magnetic surface,
3...Transparent window, 4a...Clock signal, 4b...
Binary data, 5a, 5b... Light emitting element, 6a
, 6b... Light receiving element, 7a, 7b... Amplifying circuit, 8... Gate circuit.
Claims (1)
に番地をコード化してなることを特徴とする磁気記録媒
体。A magnetic recording medium characterized in that a peeled portion is formed on the magnetic recording medium, and an address is coded in the form of a slit on the peeled portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16903682U JPS5974588U (en) | 1982-11-08 | 1982-11-08 | magnetic recording medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16903682U JPS5974588U (en) | 1982-11-08 | 1982-11-08 | magnetic recording medium |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5974588U true JPS5974588U (en) | 1984-05-21 |
Family
ID=30369384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16903682U Pending JPS5974588U (en) | 1982-11-08 | 1982-11-08 | magnetic recording medium |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5974588U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5036200A (en) * | 1973-07-30 | 1975-04-05 |
-
1982
- 1982-11-08 JP JP16903682U patent/JPS5974588U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5036200A (en) * | 1973-07-30 | 1975-04-05 |
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