JP2014142949A - グローバル電子シャッター制御を持つイメージ読み取り装置 - Google Patents
グローバル電子シャッター制御を持つイメージ読み取り装置 Download PDFInfo
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Abstract
【解決手段】イメージリーダーは、2次元CMOSベースイメージセンサアレイ、タイミングモジュール、照明モジュール、および制御モジュールからなる。目標が照明される時間は、照明期間と言われる。イメージセンサアレイによるイメージの捕獲は、1つの実施形態においては、実質的にすべてのピクセルを、同時に露出させることが可能なタイミングモジュールにより駆動される。ピクセルが集合的に活性化されて入射光を電荷に変換することのできる時間は、センサアレイのための露出時間を定義する。1つの実施形態において、少なくとも露出期間の一部は、照明期間の間に起こる。
【選択図】図1A
Description
Claims (5)
- バーコードシンボルからイメージデータを集める携帯可能なバーコード読み取り装置であって、該バーコード読み取り装置は、
ハンドヘルドハウジングと、
少なくとも1つの2次元イメージセンサアレイを含む集積回路であって、該2次元イメージセンサアレイは、複数の活性ピクセルを含み、かつ、上記ハンドヘルドハウジング内に配置され、各活性ピクセルは、少なくとも1つのシールドされたデータストア領域を含み、該2次元イメージセンサアレイは、入射光強度を出力電圧に変換する遷移関数を用いることができ、該遷移関数は、第1の傾斜をもつ第1の領域、および第2の傾斜をもつ第2の領域をもつものであり、該2次元イメージセンサアレイは、入射光強度が特定のレベル以上であるとき、前記遷移関数の第2の傾斜を用いることができ、該2次元イメージセンサアレイは、入射光強度が特定のレベル以下であるとき、前記遷移関数の第1の傾斜を用いることができる、集積回路と、
マニュアルトリガーであって、前記バーコード読み取り装置は、前記マニュアルトリガーを押すと、トリガー信号を発生し、前記バーコード読み取り装置を、アイドル状態から、活性読み出し状態に駆動するよう構成される、マニュアルトリガーと、
露出タイミング制御回路網であって、該露出タイミング制御回路網は、イメージセンサアレイにおける、すべて、あるいはほとんどすべてのピクセルを、同時に露出させて入力放射を光変換させることのできる露出制御タイミングパルスを生成するよう構成され、ここで、前記携帯可能なバーコード読み取り装置は、前記マニュアルトリガーの押下に続いて、前記バーコード読み取り装置が、イメージデータを集め、かつ該イメージデータをバーコードデコードモジュールに転送するよう構成される、露出タイミング制御回路網とを備える、バーコード読み取り装置。 - 請求項1によるバーコード読み取り装置であって、前記露光制御タイミングパルスは、3.7ミリ秒より小さい持続時間を持つ、バーコード読み取り装置。
- 請求項1によるバーコード読み取り装置であって、前記2次元イメージアレイセンサのダイナミックレンジは、65デシベルより大きい、バーコード読み取り装置。
- 請求項1によるバーコード読み取り装置であって、前記バーコードイメージリーダーは、2次元バーコードからイメージデータを集める、バーコード読み取り装置。
- 請求項4によるバーコード読み取り装置であって、前記2次元バーコードは、PDF417バーコードである、バーコード読み取り装置。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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US11/077,976 US7611060B2 (en) | 2005-03-11 | 2005-03-11 | System and method to automatically focus an image reader |
US11/077,975 US7568628B2 (en) | 2005-03-11 | 2005-03-11 | Bar code reading device with global electronic shutter control |
US11/077,975 | 2005-03-11 | ||
US11/077,976 | 2005-03-11 |
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JP2013003616A Division JP2013101664A (ja) | 2005-03-11 | 2013-01-11 | グローバル電子シャッター制御を持つイメージ読み取り装置 |
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JP2015227211A Division JP2016129009A (ja) | 2005-03-11 | 2015-11-20 | グローバル電子シャッター制御を持つイメージ読み取り装置 |
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JP2008500844A Withdrawn JP2008533591A (ja) | 2005-03-11 | 2006-03-07 | グローバル電子シャッター制御を持つバーコード読み取り装置 |
JP2013003616A Pending JP2013101664A (ja) | 2005-03-11 | 2013-01-11 | グローバル電子シャッター制御を持つイメージ読み取り装置 |
JP2014046409A Pending JP2014142949A (ja) | 2005-03-11 | 2014-03-10 | グローバル電子シャッター制御を持つイメージ読み取り装置 |
JP2015227211A Pending JP2016129009A (ja) | 2005-03-11 | 2015-11-20 | グローバル電子シャッター制御を持つイメージ読み取り装置 |
JP2017152142A Active JP6383471B2 (ja) | 2005-03-11 | 2017-08-07 | グローバル電子シャッター制御を持つイメージ読み取り装置 |
JP2018134033A Active JP6964048B2 (ja) | 2005-03-11 | 2018-07-17 | グローバル電子シャッター制御を持つイメージ読み取り装置 |
JP2020115144A Active JP6880287B2 (ja) | 2005-03-11 | 2020-07-02 | グローバル電子シャッター制御を持つイメージ読み取り装置 |
JP2020115147A Active JP7221248B2 (ja) | 2005-03-11 | 2020-07-02 | グローバル電子シャッター制御を持つイメージ読み取り装置 |
JP2020115143A Active JP6880286B2 (ja) | 2005-03-11 | 2020-07-02 | グローバル電子シャッター制御を持つイメージ読み取り装置 |
JP2020115145A Active JP6880288B2 (ja) | 2005-03-11 | 2020-07-02 | グローバル電子シャッター制御を持つイメージ読み取り装置 |
JP2020115146A Active JP6880289B2 (ja) | 2005-03-11 | 2020-07-02 | グローバル電子シャッター制御を持つイメージ読み取り装置 |
JP2021041127A Active JP7324241B2 (ja) | 2005-03-11 | 2021-03-15 | グローバル電子シャッター制御を持つイメージ読み取り装置 |
JP2021179355A Pending JP2022028710A (ja) | 2005-03-11 | 2021-11-02 | グローバル電子シャッター制御を持つイメージ読み取り装置 |
JP2022140002A Pending JP2022180410A (ja) | 2005-03-11 | 2022-09-02 | グローバル電子シャッター制御を持つイメージ読み取り装置 |
JP2024065759A Pending JP2024096893A (ja) | 2005-03-11 | 2024-04-15 | グローバル電子シャッター制御を持つイメージ読み取り装置 |
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JP2008500844A Withdrawn JP2008533591A (ja) | 2005-03-11 | 2006-03-07 | グローバル電子シャッター制御を持つバーコード読み取り装置 |
JP2013003616A Pending JP2013101664A (ja) | 2005-03-11 | 2013-01-11 | グローバル電子シャッター制御を持つイメージ読み取り装置 |
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JP2015227211A Pending JP2016129009A (ja) | 2005-03-11 | 2015-11-20 | グローバル電子シャッター制御を持つイメージ読み取り装置 |
JP2017152142A Active JP6383471B2 (ja) | 2005-03-11 | 2017-08-07 | グローバル電子シャッター制御を持つイメージ読み取り装置 |
JP2018134033A Active JP6964048B2 (ja) | 2005-03-11 | 2018-07-17 | グローバル電子シャッター制御を持つイメージ読み取り装置 |
JP2020115144A Active JP6880287B2 (ja) | 2005-03-11 | 2020-07-02 | グローバル電子シャッター制御を持つイメージ読み取り装置 |
JP2020115147A Active JP7221248B2 (ja) | 2005-03-11 | 2020-07-02 | グローバル電子シャッター制御を持つイメージ読み取り装置 |
JP2020115143A Active JP6880286B2 (ja) | 2005-03-11 | 2020-07-02 | グローバル電子シャッター制御を持つイメージ読み取り装置 |
JP2020115145A Active JP6880288B2 (ja) | 2005-03-11 | 2020-07-02 | グローバル電子シャッター制御を持つイメージ読み取り装置 |
JP2020115146A Active JP6880289B2 (ja) | 2005-03-11 | 2020-07-02 | グローバル電子シャッター制御を持つイメージ読み取り装置 |
JP2021041127A Active JP7324241B2 (ja) | 2005-03-11 | 2021-03-15 | グローバル電子シャッター制御を持つイメージ読み取り装置 |
JP2021179355A Pending JP2022028710A (ja) | 2005-03-11 | 2021-11-02 | グローバル電子シャッター制御を持つイメージ読み取り装置 |
JP2022140002A Pending JP2022180410A (ja) | 2005-03-11 | 2022-09-02 | グローバル電子シャッター制御を持つイメージ読み取り装置 |
JP2024065759A Pending JP2024096893A (ja) | 2005-03-11 | 2024-04-15 | グローバル電子シャッター制御を持つイメージ読み取り装置 |
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WO (1) | WO2006098955A2 (ja) |
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Publication number | Priority date | Publication date | Assignee | Title |
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US7568628B2 (en) | 2005-03-11 | 2009-08-04 | Hand Held Products, Inc. | Bar code reading device with global electronic shutter control |
US7611060B2 (en) | 2005-03-11 | 2009-11-03 | Hand Held Products, Inc. | System and method to automatically focus an image reader |
US7780089B2 (en) | 2005-06-03 | 2010-08-24 | Hand Held Products, Inc. | Digital picture taking optical reader having hybrid monochrome and color image sensor array |
US7770799B2 (en) | 2005-06-03 | 2010-08-10 | Hand Held Products, Inc. | Optical reader having reduced specular reflection read failures |
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