JPS6324641U - - Google Patents
Info
- Publication number
- JPS6324641U JPS6324641U JP1986115919U JP11591986U JPS6324641U JP S6324641 U JPS6324641 U JP S6324641U JP 1986115919 U JP1986115919 U JP 1986115919U JP 11591986 U JP11591986 U JP 11591986U JP S6324641 U JPS6324641 U JP S6324641U
- Authority
- JP
- Japan
- Prior art keywords
- light
- optical
- coordinate input
- element array
- input device
- 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
- 230000003287 optical effect Effects 0.000 claims description 16
- 238000001514 detection method Methods 0.000 claims description 2
- 230000007717 exclusion Effects 0.000 claims description 2
- 239000004065 semiconductor Substances 0.000 claims description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Position Input By Displaying (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986115919U JPS6324641U (zh) | 1986-07-30 | 1986-07-30 | |
| US07/020,022 US4774404A (en) | 1986-07-16 | 1987-02-27 | Optical path blockage detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986115919U JPS6324641U (zh) | 1986-07-30 | 1986-07-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6324641U true JPS6324641U (zh) | 1988-02-18 |
Family
ID=31000025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986115919U Pending JPS6324641U (zh) | 1986-07-16 | 1986-07-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6324641U (zh) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58211245A (ja) * | 1982-06-03 | 1983-12-08 | Agency Of Ind Science & Technol | ２次元座標入力装置 |
-
1986
- 1986-07-30 JP JP1986115919U patent/JPS6324641U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58211245A (ja) * | 1982-06-03 | 1983-12-08 | Agency Of Ind Science & Technol | ２次元座標入力装置 |
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