JPH11501174A - イメージ走査装置及び方法 - Google Patents
イメージ走査装置及び方法Info
- Publication number
- JPH11501174A JPH11501174A JP8526112A JP52611296A JPH11501174A JP H11501174 A JPH11501174 A JP H11501174A JP 8526112 A JP8526112 A JP 8526112A JP 52611296 A JP52611296 A JP 52611296A JP H11501174 A JPH11501174 A JP H11501174A
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Classifications
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- H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
- H04N1/047—Detection, control or error compensation of scanning velocity or position
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- H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
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- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
- H04N1/10—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using flat picture-bearing surfaces
- H04N1/107—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using flat picture-bearing surfaces with manual scanning
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- H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
- H04N1/19—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays
- H04N1/191—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays the array comprising a one-dimensional array, or a combination of one-dimensional arrays, or a substantially one-dimensional array, e.g. an array of staggered elements
- H04N1/192—Simultaneously or substantially simultaneously scanning picture elements on one main scanning line
- H04N1/193—Simultaneously or substantially simultaneously scanning picture elements on one main scanning line using electrically scanned linear arrays, e.g. linear CCD arrays
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- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/024—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted
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- H04N2201/02439—Positioning method
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- H04N2201/0402—Arrangements not specific to a particular one of the scanning methods covered by groups H04N1/04 - H04N1/207
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- H04N2201/04753—Control or error compensation of scanning position or velocity
- H04N2201/04758—Control or error compensation of scanning position or velocity by controlling the position of the scanned image area
- H04N2201/04787—Control or error compensation of scanning position or velocity by controlling the position of the scanned image area by changing or controlling the addresses or values of pixels, e.g. in an array, in a memory, by interpolation
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- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/04—Scanning arrangements
- H04N2201/047—Detection, control or error compensation of scanning velocity or position
- H04N2201/04753—Control or error compensation of scanning position or velocity
- H04N2201/04794—Varying the control or compensation during the scan, e.g. using continuous feedback or from line to line
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Facsimile Scanning Arrangements (AREA)
- Image Input (AREA)
- Facsimile Image Signal Circuits (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Character Input (AREA)
- Image Processing (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.隣接する走査イメージの各帯が重なり合うように走査装置とオリジナル・ イメージとを相対移動させて得られるオリジナル・イメージの走査部分からイメ ージを獲得し復元する方法であり、前記走査装置は、オリジナル・イメージに対 する相対的な走査装置位置を測定するナビゲーション手段を有し、前記方法は、 第1の帯を復元イメージに書き込み、さらに該第1の帯内において次に収集さ れる帯と重なると予測される領域中から位置合わせの特徴を決定するステップと 、 前記位置合わせの特徴の位置と第2の帯における該特徴の再生部の位置との比 較によって順次ナビゲーション・エラー予測値を導き出すために前記第1の帯と 前記第2の帯との重なり領域から得られるイメージ・データを利用し、また走査 実行中に得られるナビゲーション・データを使用し、さらにイメージの漸次的な 復元の際のナビゲーション・エラー修正のために前記比較の結果から連続的に導 き出されるエラー予測値を使用して前記第2の帯をマッピングして漸次、復元イ メージに書き込むステップとを有し、 前記エラー予測値の各々は、引き続き実行される前記第2の帯の関連部分の復 元イメージに対する書き込みに先んじて空間的に供給される構成を有することを 特徴とする前記方法。 2.前記位置合わせの特徴の各々は帯内の高頻度のコントラストを持つ領域で あることを特徴とする請求項1に記載の方法。 3.前記第1の帯の中で識別された位置合わせの特徴に関連する情報を、復元 イメージとは別に格納し、 該格納された情報は前記エラー予測値を得るために用いられることを特徴とす る請求項1又は2に記載の方法。 4.前記第1の帯内の位置合わせの特徴の位置に関する情報を格納し、 前記第2の帯からイメージ・データ部分を検出するために前記位置情報を用い 、 次の帯の中から検出されたイメージ・データ部分を第1の帯から得られた位置 合わせの特徴と比較し、 前記比較結果を用いてエラー予測値を導出し、 前記エラー予測値、及び該エラー予測値が第2の帯内のどの部分と関連するか を示す位置タグとを格納し、 前記第2の帯の関連部分が続いて復元イメージに書き込まれる際にエラー予測 値を適用することを特徴とする請求項3に記載の方法。 5.第2の帯からイメージ・データ部分を検出するステップの後に、前記第2 の帯から得たイメージ・データを復元イメージとは別に格納することを特徴とす る請求項4に記載の方法。 6.ナビゲーション・エラーを修正するステップは、復元イメージ中の各位置 合わせの特徴間において増分的に実行されることを特徴とする請求項1乃至5い ずれかに記載の方法。 7.ナビゲーション装置に対する修正のフィードバックをエラー予測値を用い て実行することを特徴とする請求項1乃至6いずれかに記載の方法。 8.第1の帯における2つの対向する側辺上において前記位置合わせの特徴に 関する情報を識別して格納することを特徴とする請求項1乃至7いずれかに記載 の方法。 9.イメージ復元の際にエラー予測値を計算し、該計算値を用いて2つの対向 する側辺におけるナビゲーション・エラーを修正することを特徴とする請求項8 に記載の方法。 10.本発明の方法を実行する走査装置。 11.本発明に係る方法を実行するためのコンピュータ・システムと相互接続 するようにデザインされた、イメージ・データを収集するための走査装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/396,826 US5578813A (en) | 1995-03-02 | 1995-03-02 | Freehand image scanning device which compensates for non-linear movement |
US08/396,826 | 1995-03-02 | ||
PCT/GB1996/000492 WO1996027257A2 (en) | 1995-03-02 | 1996-03-04 | Image scanning device and method |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH11501174A true JPH11501174A (ja) | 1999-01-26 |
JP3720367B2 JP3720367B2 (ja) | 2005-11-24 |
Family
ID=23568777
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP02013596A Expired - Fee Related JP3860242B2 (ja) | 1995-03-02 | 1996-02-06 | 走査電子画像を形成する方法 |
JP52611296A Expired - Lifetime JP3720367B2 (ja) | 1995-03-02 | 1996-03-04 | イメージ走査装置及び方法 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP02013596A Expired - Fee Related JP3860242B2 (ja) | 1995-03-02 | 1996-02-06 | 走査電子画像を形成する方法 |
Country Status (9)
Country | Link |
---|---|
US (4) | US5578813A (ja) |
EP (2) | EP0730366B1 (ja) |
JP (2) | JP3860242B2 (ja) |
KR (1) | KR100463947B1 (ja) |
CN (2) | CN1120444C (ja) |
AU (1) | AU719574B2 (ja) |
CA (1) | CA2166904A1 (ja) |
DE (2) | DE69609096T2 (ja) |
WO (1) | WO1996027257A2 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2016514984A (ja) * | 2013-03-11 | 2016-05-26 | ケアストリーム ヘルス インク | 3次元の画像形成を行うための方法及びシステム |
US10278584B2 (en) | 2013-03-11 | 2019-05-07 | Carestream Dental Technology Topco Limited | Method and system for three-dimensional imaging |
JP2020126015A (ja) * | 2019-02-06 | 2020-08-20 | コニカミノルタ株式会社 | 測定装置、走査方向判定システム及び走査方向判定プログラム |
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US6033086A (en) * | 1998-04-30 | 2000-03-07 | Hewlett-Packard Company | Compact illumination system for image scanner |
US5994710A (en) * | 1998-04-30 | 1999-11-30 | Hewlett-Packard Company | Scanning mouse for a computer system |
US6173213B1 (en) | 1998-05-11 | 2001-01-09 | Ellison Machinery Company | Motorized inbound laser orientation and wheel recognition station |
US6064062A (en) * | 1998-06-02 | 2000-05-16 | Hewlett-Packard Company | Optical stray light baffle for image scanner |
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JPH08265518A (ja) | 1996-10-11 |
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CA2166904A1 (en) | 1996-09-03 |
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EP0730366A3 (ja) | 1996-10-09 |
JP3720367B2 (ja) | 2005-11-24 |
DE69609096T2 (de) | 2000-11-16 |
WO1996027257A2 (en) | 1996-09-06 |
DE69608262D1 (de) | 2000-06-15 |
DE69608262T2 (de) | 2001-02-08 |
CN1120444C (zh) | 2003-09-03 |
EP0730366B1 (en) | 2000-07-05 |
KR100463947B1 (ko) | 2005-05-27 |
CN1156143C (zh) | 2004-06-30 |
KR960036517A (ko) | 1996-10-28 |
EP0730366A2 (en) | 1996-09-04 |
CN1135062A (zh) | 1996-11-06 |
AU719574B2 (en) | 2000-05-11 |
DE69609096D1 (de) | 2000-08-10 |
US5578813A (en) | 1996-11-26 |
US6005681A (en) | 1999-12-21 |
AU4046095A (en) | 1996-09-12 |
CN1183873A (zh) | 1998-06-03 |
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