JPS6361875U - - Google Patents
Info
- Publication number
- JPS6361875U JPS6361875U JP15635986U JP15635986U JPS6361875U JP S6361875 U JPS6361875 U JP S6361875U JP 15635986 U JP15635986 U JP 15635986U JP 15635986 U JP15635986 U JP 15635986U JP S6361875 U JPS6361875 U JP S6361875U
- Authority
- JP
- Japan
- Prior art keywords
- comparison
- amplification
- detection means
- output
- reading 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 2
- 230000003321 amplification Effects 0.000 claims 2
- 238000001514 detection method Methods 0.000 claims 2
- 238000003199 nucleic acid amplification method Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 7
Landscapes
- Character Input (AREA)
- Image Input (AREA)
- Facsimile Image Signal Circuits (AREA)
Description
第１図はこの考案の一実施例を示すブロツク図
、第２図および第３図は同実施例の要部の具体的
回路を示す回路図、第４図乃至第６図は同実施例
の動作を説明するための波形図、第７図および第
８図は夫々この考案の他実施例の要部の具体的回
路を示す回路図、第９図は、さらにこの考案の他
実施例を示すブロツク図、第１０図および第１１
図は夫々従来の光学式文字図形読取り装置の一例
を示すブロツク図、第１２図は同装置の動作を説
明するための波形図である。
１１……イメージセンサ、１４……タイミング
コントローラ、１５……モードスイツチ、１６…
…増幅器、１７……アナログスイツチ、１８……
ピークホールド回路、２０……コンパレータ、２
１……ＬＥＤドライバ、２２……表示部。
Fig. 1 is a block diagram showing an embodiment of this invention, Figs. 2 and 3 are circuit diagrams showing a specific circuit of the main part of the embodiment, and Figs. A waveform diagram for explaining the operation, FIGS. 7 and 8 are circuit diagrams showing specific circuits of main parts of another embodiment of this invention, and FIG. 9 shows another embodiment of this invention. Block diagram, Figures 10 and 11
Each figure is a block diagram showing an example of a conventional optical character/figure reading device, and FIG. 12 is a waveform diagram for explaining the operation of the same device. 11... Image sensor, 14... Timing controller, 15... Mode switch, 16...
...Amplifier, 17...Analog switch, 18...
Peak hold circuit, 20... Comparator, 2
1...LED driver, 22...display section.
Claims (1)
と、増幅度を調整可能とするとともに上記検出手
段の出力を増幅する増幅手段と、予め増幅手段の
適正出力範囲を設定するとともに上記増幅手段の
出力レベルとを比較する比較手段と、この比較手
段の比較結果を表示する表示手段とを具備したこ
とを特徴とする光学式文字図形読取り装置。 a detection means for optically detecting character shapes on the document surface; an amplification means for adjusting the degree of amplification and amplifying the output of the detection means; What is claimed is: 1. An optical character/figure reading device comprising: a comparison means for comparing the output level; and a display means for displaying the comparison result of the comparison means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15635986U JPS6361875U (en) | 1986-10-13 | 1986-10-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15635986U JPS6361875U (en) | 1986-10-13 | 1986-10-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6361875U true JPS6361875U (en) | 1988-04-23 |
Family
ID=31077899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15635986U Pending JPS6361875U (en) | 1986-10-13 | 1986-10-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6361875U (en) |
-
1986
- 1986-10-13 JP JP15635986U patent/JPS6361875U/ja active Pending
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