JPH0397275U - - Google Patents

Info

Publication number
JPH0397275U
JPH0397275U JP600990U JP600990U JPH0397275U JP H0397275 U JPH0397275 U JP H0397275U JP 600990 U JP600990 U JP 600990U JP 600990 U JP600990 U JP 600990U JP H0397275 U JPH0397275 U JP H0397275U
Authority
JP
Japan
Prior art keywords
signal
image sensor
analog signal
digital
sensor
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
Application number
JP600990U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP600990U priority Critical patent/JPH0397275U/ja
Publication of JPH0397275U publication Critical patent/JPH0397275U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Facsimile Scanning Arrangements (AREA)
  • Facsimile Image Signal Circuits (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例のブロツク図、第２
図は階調信号出力回路の動作を説明するための図
、第３図は従来の一例のブロツク図である。 １……ＣＣＤイメージセンサ、５……階調信号
出力回路、６……コンパレータ、７……ゲートア
レイ、８……ＤＡ変換部。 Figure 1 is a block diagram of one embodiment of the present invention;
The figure is a diagram for explaining the operation of the gradation signal output circuit, and FIG. 3 is a block diagram of an example of the conventional circuit. 1... CCD image sensor, 5... Gradation signal output circuit, 6... Comparator, 7... Gate array, 8... DA conversion unit.

Claims (1)

【実用新案登録請求の範囲】 文字、図形、像等を読取つてその濃淡程度に応
じたレベルのアナログ信号を得るイメージセンサ
と、 該イメージセンサからのアナログ信号を、一画
素当り複数ビツトを有するデジタル信号に変換す
る回路とを有してなる白黒ハンデイイメージスキ
ヤナ。[Claims for Utility Model Registration] An image sensor that reads characters, figures, images, etc. and obtains an analog signal of a level corresponding to the degree of shading, and a digital sensor that converts the analog signal from the image sensor into a digital signal having multiple bits per pixel. A black and white handy image scanner comprising a circuit for converting into a signal.
JP600990U 1990-01-25 1990-01-25 Pending JPH0397275U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP600990U JPH0397275U (en) 1990-01-25 1990-01-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP600990U JPH0397275U (en) 1990-01-25 1990-01-25

Publications (1)

Publication Number Publication Date
JPH0397275U true JPH0397275U (en) 1991-10-07

Family

ID=31509694

Family Applications (1)

Application Number Title Priority Date Filing Date
JP600990U Pending JPH0397275U (en) 1990-01-25 1990-01-25

Country Status (1)

Country Link
JP (1) JPH0397275U (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6359160A (en) * 1986-08-28 1988-03-15 Seiko Epson Corp Handy type image scanner
JPH0197053A (en) * 1987-10-08 1989-04-14 Canon Inc Multi-color picture processing device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6359160A (en) * 1986-08-28 1988-03-15 Seiko Epson Corp Handy type image scanner
JPH0197053A (en) * 1987-10-08 1989-04-14 Canon Inc Multi-color picture processing device

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