JPH0421146Y2 - - Google Patents
Info
- Publication number
- JPH0421146Y2 JPH0421146Y2 JP1986108037U JP10803786U JPH0421146Y2 JP H0421146 Y2 JPH0421146 Y2 JP H0421146Y2 JP 1986108037 U JP1986108037 U JP 1986108037U JP 10803786 U JP10803786 U JP 10803786U JP H0421146 Y2 JPH0421146 Y2 JP H0421146Y2
- Authority
- JP
- Japan
- Prior art keywords
- light
- optical
- input device
- coordinate input
- receiving element
- 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.)
- Expired
Links
- 230000003287 optical effect Effects 0.000 claims description 34
- 230000007717 exclusion Effects 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 239000004065 semiconductor Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 description 6
- 239000004925 Acrylic resin Substances 0.000 description 4
- 229920000178 Acrylic resin Polymers 0.000 description 4
- 230000007257 malfunction Effects 0.000 description 4
- 239000006096 absorbing agent Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Position Input By Displaying (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1986108037U JPH0421146Y2 (US06312121-20011106-C00033.png) | 1986-07-16 | 1986-07-16 | |
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 |
---|---|---|---|
JP1986108037U JPH0421146Y2 (US06312121-20011106-C00033.png) | 1986-07-16 | 1986-07-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6316329U JPS6316329U (US06312121-20011106-C00033.png) | 1988-02-03 |
JPH0421146Y2 true JPH0421146Y2 (US06312121-20011106-C00033.png) | 1992-05-14 |
Family
ID=30984862
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1986108037U Expired JPH0421146Y2 (US06312121-20011106-C00033.png) | 1986-07-16 | 1986-07-16 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0421146Y2 (US06312121-20011106-C00033.png) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5943699B2 (ja) * | 2012-05-11 | 2016-07-05 | スタンレー電気株式会社 | 光学式タッチパネル |
-
1986
- 1986-07-16 JP JP1986108037U patent/JPH0421146Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS6316329U (US06312121-20011106-C00033.png) | 1988-02-03 |