JPS62175350U - - Google Patents
Info
- Publication number
- JPS62175350U JPS62175350U JP1986059609U JP5960986U JPS62175350U JP S62175350 U JPS62175350 U JP S62175350U JP 1986059609 U JP1986059609 U JP 1986059609U JP 5960986 U JP5960986 U JP 5960986U JP S62175350 U JPS62175350 U JP S62175350U
- Authority
- JP
- Japan
- Prior art keywords
- display surface
- optical path
- semiconductor devices
- input device
- coordinate input
- 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 4
- 230000007717 exclusion Effects 0.000 claims description 3
- 239000004065 semiconductor Substances 0.000 claims 2
- 238000001514 detection method Methods 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
Description
第１図は本考案の一実施例を示す受光素子側の
要部断面図、第２図は本考案の他の実施例を示す
受光素子側の要部断面図、第３図ないし第５図は
従来例を説明するためのもので、第３図は座標入
力装置を表示装置の前面に装着した状態を示す斜
視図、第４図はその受光素子側の要部断面図、第
５図は座標入力装置の内部構造を示す背面図であ
る。
３……表示装置、３ａ……表示面、４……発光
素子、５……受光素子、９……赤外線フイルタ（
可視光除外フイルタ）、９ａ……端部、１０……
操作パネル、１１……光路、１３……隙間、１４
……クツシヨン部材。
FIG. 1 is a cross-sectional view of the main part on the light-receiving element side showing one embodiment of the present invention, FIG. 2 is a cross-sectional view of the main part on the light-receiving element side showing another embodiment of the invention, and FIGS. 3 to 5 3 is a perspective view showing the coordinate input device attached to the front of the display device, FIG. 4 is a sectional view of the main part on the light receiving element side, and FIG. 5 is for explaining the conventional example. FIG. 3 is a rear view showing the internal structure of the coordinate input device. 3... Display device, 3a... Display surface, 4... Light emitting element, 5... Light receiving element, 9... Infrared filter (
visible light exclusion filter), 9a... end, 10...
Operation panel, 11... Optical path, 13... Gap, 14
...Cushion parts.
Claims (1)
多数の光半導体素子と、これら半導体素子に対向
して設けられた可視光除外フイルタとを備え、こ
の可視光除外フイルタを介して前記発光素子と受
光素子間で表示装置の表示面の前面側に光路を形
成し、この光路が遮断された位置を検出して表示
面上の座標位置を入力する光検出方式の座標入力
装置において、前記可視光除外フイルタの前記表
示面側の端部に、非硬質材からなり弾性を有する
クツシヨン部材を設け、このクツシヨン部材を前
記端部との対向部位に弾接せしめたことを特徴と
する座標入力装置。 It is equipped with a large number of optical semiconductor devices consisting of a light emitting device and a corresponding light receiving device, and a visible light exclusion filter provided opposite to these semiconductor devices. In a photo-detection coordinate input device that forms an optical path between elements on the front side of a display surface of a display device, detects a position where this optical path is interrupted, and inputs a coordinate position on the display surface, the visible light exclusion method A coordinate input device characterized in that an elastic cushion member made of a non-hard material is provided at the end of the filter on the display surface side, and the cushion member is brought into elastic contact with a portion facing the end.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986059609U JPS62175350U (en) | 1986-04-22 | 1986-04-22 | |
| US06/938,548 US4769535A (en) | 1986-01-07 | 1986-12-05 | Dustproof structure for optical coordinate input apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986059609U JPS62175350U (en) | 1986-04-22 | 1986-04-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62175350U true JPS62175350U (en) | 1987-11-07 |
Family
ID=30891258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986059609U Pending JPS62175350U (en) | 1986-01-07 | 1986-04-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62175350U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01152529A (en) * | 1987-12-10 | 1989-06-15 | Yokogawa Electric Corp | Dust guard for optical touch screen |
| JP2015158831A (en) * | 2014-02-25 | 2015-09-03 | シャープ株式会社 | Coordinate input device and image display device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55121529A (en) * | 1979-03-15 | 1980-09-18 | Olympus Optical Co Ltd | Information input device |
-
1986
- 1986-04-22 JP JP1986059609U patent/JPS62175350U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55121529A (en) * | 1979-03-15 | 1980-09-18 | Olympus Optical Co Ltd | Information input device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01152529A (en) * | 1987-12-10 | 1989-06-15 | Yokogawa Electric Corp | Dust guard for optical touch screen |
| JP2015158831A (en) * | 2014-02-25 | 2015-09-03 | シャープ株式会社 | Coordinate input device and image display device |