JP4157577B2 - 座標入力装置 - Google Patents
座標入力装置 Download PDFInfo
- Publication number
- JP4157577B2 JP4157577B2 JP2006312729A JP2006312729A JP4157577B2 JP 4157577 B2 JP4157577 B2 JP 4157577B2 JP 2006312729 A JP2006312729 A JP 2006312729A JP 2006312729 A JP2006312729 A JP 2006312729A JP 4157577 B2 JP4157577 B2 JP 4157577B2
- Authority
- JP
- Japan
- Prior art keywords
- display screen
- pen
- input device
- image
- 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.)
- Expired - Fee Related
Links
- 238000003384 imaging method Methods 0.000 claims description 12
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 230000001678 irradiating effect Effects 0.000 claims 3
- 238000001514 detection method Methods 0.000 description 26
- 238000000034 method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
Landscapes
- Position Input By Displaying (AREA)
Description
2 カメラ
3 制御回路
4 ペン
5 周囲反射枠
6 表示画面
7 机上座標検出領域
8 指
10 机
21 結像レンズ
22 エリアイメージセンサ
23 赤外発光ダイオード
41 ペンボディ
42 感圧センサ
43 ペン先部材
44 ペン先端、再帰反射テープ
51 再帰反射テープ
52 黒色テープ
91 再帰反射テープの像
92 黒色テープの像
93 指の像
94 ペンの像
95 ペン先端の再帰反射テープの像
96 机上座標検出領域の像
99 内側の撮像領域
Claims (3)
- 指や、その先端部に再帰反射部材を有するペン等の指示具により指示された座標を入力する座標入力装置であって、該座標入力装置は、
表示装置の表示画面の延長面の近傍に設置され、前記表示画面の周辺の3辺に沿って設けられ前記表示画面に近い内側の再帰反射テープと前記表示画面から遠い外側の無反射テープとがそれぞれ長手方向に平行に設けられてなる周囲枠を視野に含む一対のカメラと、
前記カメラの結像レンズの近傍に設けられ、前記周囲枠に向かって光を照射する照射手段と、
前記指示具の指示位置座標を、前記一対のカメラから出力される画像信号を基に算出する制御手段であって、該制御手段は、前記周囲枠の前記再帰反射テープと前記無反射テープの間の境界線を基準に、その境界線の前記再帰反射テープと前記無反射テープのどちらかの近傍で前記指示具の指示位置座標を算出する制御手段と、
を具備することを特徴とする座標入力装置。 - 請求項1に記載の座標入力装置において、前記照射手段は発光ダイオードからなることを特徴とする座標入力装置。
- 請求項1に記載の座標入力装置において、前記一対のカメラは、前記表示画面と一体化構造であることを特徴とする座標入力装置。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006312729A JP4157577B2 (ja) | 2006-11-20 | 2006-11-20 | 座標入力装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006312729A JP4157577B2 (ja) | 2006-11-20 | 2006-11-20 | 座標入力装置 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001311142A Division JP3920067B2 (ja) | 2001-10-09 | 2001-10-09 | 座標入力装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2007052817A JP2007052817A (ja) | 2007-03-01 |
| JP4157577B2 true JP4157577B2 (ja) | 2008-10-01 |
Family
ID=37917164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006312729A Expired - Fee Related JP4157577B2 (ja) | 2006-11-20 | 2006-11-20 | 座標入力装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4157577B2 (ja) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100121257A (ko) | 2009-05-08 | 2010-11-17 | 삼성전자주식회사 | 멀티 인식 터치 패널 및 이를 적용한 디스플레이 장치 |
| JP2012226412A (ja) * | 2011-04-15 | 2012-11-15 | Seiko Epson Corp | 光学式位置検出装置および入力機能付き表示システム |
| US8872800B2 (en) * | 2011-11-02 | 2014-10-28 | Microsoft Corporation | Optical tablet stylus and indoor navigation system |
| US10134267B2 (en) | 2013-02-22 | 2018-11-20 | Universal City Studios Llc | System and method for tracking a passive wand and actuating an effect based on a detected wand path |
-
2006
- 2006-11-20 JP JP2006312729A patent/JP4157577B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2007052817A (ja) | 2007-03-01 |
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