JPH0356257U - - Google Patents
Info
- Publication number
- JPH0356257U JPH0356257U JP11580989U JP11580989U JPH0356257U JP H0356257 U JPH0356257 U JP H0356257U JP 11580989 U JP11580989 U JP 11580989U JP 11580989 U JP11580989 U JP 11580989U JP H0356257 U JPH0356257 U JP H0356257U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- writing medium
- written
- printing
- emphasis
- 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
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims 2
- 239000003086 colorant Substances 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Facsimiles In General (AREA)
Description
第１図は本考案の電子黒板装置の実施例を示す
機能ブロツク図、第２図は本考案の要部詳細ブロ
ツク図、第３図は強調印刷内容を示す説明図、第
４図は強調印刷記録例を示す図、第５図は電子黒
板装置の外観図、第６図は従来の装置の機能ブロ
ツク図である。
２……筆記媒体、５……操作パネル、１３……
光電変換素子、１６……制御回路、２５……受光
素子周辺回路、２６……第１の２値化回路、２７
……第２の２値化回路、２８……赤判別回路、２
９……強調印刷回路、３０……強調印刷切り換え
回路、３１……強調印刷スイツチ、３２……主走
査強調印刷回路、３３……１ラインメモリ回路。
Fig. 1 is a functional block diagram showing an embodiment of the electronic whiteboard device of the present invention, Fig. 2 is a detailed block diagram of main parts of the invention, Fig. 3 is an explanatory diagram showing highlighted printing contents, and Fig. 4 is highlighted printing. FIG. 5 is an external view of an electronic blackboard device, and FIG. 6 is a functional block diagram of a conventional device. 2...Writing medium, 5...Operation panel, 13...
Photoelectric conversion element, 16... Control circuit, 25... Light receiving element peripheral circuit, 26... First binarization circuit, 27
...Second binarization circuit, 28...Red discrimination circuit, 2
9...Emphasis print circuit, 30...Emphasis print switching circuit, 31...Emphasis print switch, 32...Main scanning emphasis print circuit, 33...1 line memory circuit.
Claims (1)
材から成る大型の筆記媒体と、 この筆記媒体を照射する光源及びその反射光か
ら筆記媒体に書き込まれた画像を光学的に読み取
つて電気信号に変換する光電変換素子を有する読
み取り部と、 この読み取り部により読み取つた画像情報に基
づいて前記画像を記録紙に縮小した状態で記録す
る記録部と、 これらを制御する制御回路とを備えた電子黒板
装置において、 前記筆記媒体に筆記された画像の色情報を、光
電変換素子にて変換された電気信号の出力により
、互いに異なるスライスレベルを設けて色情報を
検出する複数の検出回路と、 前記複数の検出回路からの出力信号により強調
させる色を判別する色判別回路と、 主走査方向において、前記判別回路からの色情
報により、隣接する複数のビツトへ強制的に情報
を付加する主走査強調印刷回路と、 副走査方向において、前記主走査強調印刷回路
の出力を次の複数回出力させるための複数ライン
メモリ回路とを設けると共に、 これら各回路からの出力信号に基づく強調印刷
記録を、前記制御回路にて制御することを特徴と
する強調印刷機能付電子黒板装置。[Scope of claim for utility model registration] A large writing medium made of a material on which images such as characters and symbols can be written and erased, a light source that illuminates the writing medium, and images written on the writing medium from the reflected light. a reading section having a photoelectric conversion element that optically reads and converts it into an electrical signal; a recording section that records the image in a reduced form on recording paper based on the image information read by the reading section; and controlling these. In an electronic whiteboard device comprising a control circuit, color information of an image written on the writing medium is detected by providing mutually different slice levels by outputting an electrical signal converted by a photoelectric conversion element. a plurality of detection circuits; a color discrimination circuit for discriminating colors to be emphasized by output signals from the plurality of detection circuits; A main scanning emphasizing printing circuit for adding information and a multi-line memory circuit for outputting the output of the main scanning emphasizing printing circuit a plurality of times in the sub-scanning direction are provided, and the output signals from each of these circuits are An electronic blackboard device with an emphasis printing function, characterized in that the control circuit controls an emphasis printing record based on the emphasis printing function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11580989U JPH0356257U (en) | 1989-10-03 | 1989-10-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11580989U JPH0356257U (en) | 1989-10-03 | 1989-10-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0356257U true JPH0356257U (en) | 1991-05-30 |
Family
ID=31664127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11580989U Pending JPH0356257U (en) | 1989-10-03 | 1989-10-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0356257U (en) |
-
1989
- 1989-10-03 JP JP11580989U patent/JPH0356257U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0332103A3 (en) | Multi-colour document reading apparatus for facsimile and multi-colour facsimile | |
| KR950009229A (en) | Image processing unit that can edit markers | |
| JPH0356257U (en) | ||
| JP2535012B2 (en) | Image reader | |
| JPS63100868A (en) | Electronic whiteboard device | |
| JPS6355103B2 (en) | ||
| JP3063992B2 (en) | Image processing device | |
| JPS6336270A (en) | Analog copying device | |
| JPH0231557A (en) | image input device | |
| JP2947221B2 (en) | Electronic blackboard | |
| JPS5838062A (en) | Reader | |
| JPS60158A (en) | image input device | |
| JPS6215987U (en) | ||
| JPS6035206U (en) | Original size detection device | |
| JPH0187461U (en) | ||
| JPS62163A (en) | Picture reader | |
| JPH04339473A (en) | Image reader/printer | |
| JPS6434799A (en) | Electronic blackboard system | |
| JPS5932076A (en) | Optical character reader | |
| JPS63209999A (en) | Electronic blackboard with enlarged display function | |
| JPS59139486A (en) | Graphic reading device | |
| JPH01185068A (en) | Color image reading and printing device | |
| KR910006879A (en) | Image input device | |
| JPH02311073A (en) | Electric white board | |
| JPS63110963U (en) |