JPH0232272U - - Google Patents
Info
- Publication number
- JPH0232272U JPH0232272U JP11061588U JP11061588U JPH0232272U JP H0232272 U JPH0232272 U JP H0232272U JP 11061588 U JP11061588 U JP 11061588U JP 11061588 U JP11061588 U JP 11061588U JP H0232272 U JPH0232272 U JP H0232272U
- Authority
- JP
- Japan
- Prior art keywords
- image
- level
- matrix
- halftone
- pseudo
- 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
- 239000011159 matrix material Substances 0.000 claims description 9
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 6
Landscapes
- Editing Of Facsimile Originals (AREA)
- Facsimile Image Signal Circuits (AREA)
Description
第1図は本考案の一実施例の構成図、第2図は
ビデオ信号処理回路のビデオ信号波形の一例を示
す波形図、第3図と第4図は画素レベルと出力ド
ツト数の対応図、第5図は疑似中間調マトリクス
の模式図、第6図はレベル変換マトリクスの模式
図、第7図は第1図の詳細説明のための波形図で
ある。
1……原稿、2……レンズ、3……センサ、4
……ビデオ信号処理回路、5……レベル変換マト
リクス、6……デイザマトリクス、7……第1の
比較器、8……第2の比較器、9……選定レベル
信号発生器、10,11……アナログスイツチ、
12……インバータ、13……出力端子、14…
…スイツチ。
Fig. 1 is a block diagram of an embodiment of the present invention, Fig. 2 is a waveform diagram showing an example of a video signal waveform of a video signal processing circuit, and Figs. 3 and 4 are correspondence diagrams of pixel level and number of output dots. , FIG. 5 is a schematic diagram of a pseudo halftone matrix, FIG. 6 is a schematic diagram of a level conversion matrix, and FIG. 7 is a waveform diagram for detailed explanation of FIG. 1. 1...Original, 2...Lens, 3...Sensor, 4
... video signal processing circuit, 5 ... level conversion matrix, 6 ... dither matrix, 7 ... first comparator, 8 ... second comparator, 9 ... selection level signal generator, 10, 11...Analog switch,
12...Inverter, 13...Output terminal, 14...
...Switch.
Claims (1)
素数からなる方形マトリクス単位で疑似中間調処
理を施し種々の画像表現を可能とした画像処理装
置において、前記走査により得た画像信号に疑似
中間調処理を施す疑似中間調マトリクスと、特定
レベルを超える上記画像信号に対して上記疑似中
間調マトリクスの上記特定レベルに対応した画素
を選定されたレベルに置換するレベル変換マトリ
クスと、上記疑似中間調マトリクスの上記特定レ
ベルに対応した画素を上記選定されたレベルで出
力するための選定レベル信号発生器とを設け、前
記原稿の画像にソラリゼーシヨン効果を施した画
像を得るよう構成したことを特徴とする画像処理
装置。 In an image processing device that performs pseudo halftone processing on an image signal obtained by scanning an image of a document in units of a rectangular matrix consisting of a predetermined number of pixels, it is possible to express various images. a pseudo-halftone matrix that performs halftone processing; a level conversion matrix that replaces pixels corresponding to the specific level of the pseudo-halftone matrix with a selected level for the image signal exceeding a specific level; and a selection level signal generator for outputting pixels corresponding to the specific level of the tone matrix at the selected level, and configured to obtain an image in which a solarization effect is applied to the image of the original document. image processing device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11061588U JPH0232272U (en) | 1988-08-25 | 1988-08-25 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11061588U JPH0232272U (en) | 1988-08-25 | 1988-08-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0232272U true JPH0232272U (en) | 1990-02-28 |
Family
ID=31347937
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11061588U Pending JPH0232272U (en) | 1988-08-25 | 1988-08-25 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0232272U (en) |
-
1988
- 1988-08-25 JP JP11061588U patent/JPH0232272U/ja active Pending
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