JPS62147136U - - Google Patents
Info
- Publication number
- JPS62147136U JPS62147136U JP1986033073U JP3307386U JPS62147136U JP S62147136 U JPS62147136 U JP S62147136U JP 1986033073 U JP1986033073 U JP 1986033073U JP 3307386 U JP3307386 U JP 3307386U JP S62147136 U JPS62147136 U JP S62147136U
- Authority
- JP
- Japan
- Prior art keywords
- pits
- optical card
- area
- recorded
- read
- 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
- 230000003287 optical effect Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
Description
第１図は本考案にかかる光カードの光記録部の
拡大説明図であり、第２図は従来の光記録部の拡
大説明図であり、第３図は光カードの外観を示す
説明図である。 ２……高反射ピツト、３……低反射ピツト、４
……区切りを示す領域。
拡大説明図であり、第２図は従来の光記録部の拡
大説明図であり、第３図は光カードの外観を示す
説明図である。 ２……高反射ピツト、３……低反射ピツト、４
……区切りを示す領域。
Claims (1)
- 光学的に反射率の異なるピツトにより構成され
たパターンで記録されている読み出し専用の光カ
ードにおいて、ピツトとピツトの間を示すための
領域が存在しないことを特徴とする光カード。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986033073U JPH0430652Y2 (ja) | 1986-03-07 | 1986-03-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986033073U JPH0430652Y2 (ja) | 1986-03-07 | 1986-03-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62147136U true JPS62147136U (ja) | 1987-09-17 |
| JPH0430652Y2 JPH0430652Y2 (ja) | 1992-07-23 |
Family
ID=30840343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986033073U Expired JPH0430652Y2 (ja) | 1986-03-07 | 1986-03-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0430652Y2 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0256091A (ja) * | 1988-04-08 | 1990-02-26 | United Parcel Service Of America Inc | 光学的に読取り可能な物体並びにその処理方法及び装置 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2161632A (en) * | 1984-07-09 | 1986-01-15 | Drexler Tech | Scanning optical card reader |
-
1986
- 1986-03-07 JP JP1986033073U patent/JPH0430652Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2161632A (en) * | 1984-07-09 | 1986-01-15 | Drexler Tech | Scanning optical card reader |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0256091A (ja) * | 1988-04-08 | 1990-02-26 | United Parcel Service Of America Inc | 光学的に読取り可能な物体並びにその処理方法及び装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0430652Y2 (ja) | 1992-07-23 |