JP2006148916A - 文書照明装置 - Google Patents
文書照明装置 Download PDFInfo
- Publication number
- JP2006148916A JP2006148916A JP2005333633A JP2005333633A JP2006148916A JP 2006148916 A JP2006148916 A JP 2006148916A JP 2005333633 A JP2005333633 A JP 2005333633A JP 2005333633 A JP2005333633 A JP 2005333633A JP 2006148916 A JP2006148916 A JP 2006148916A
- Authority
- JP
- Japan
- Prior art keywords
- light
- document
- illumination
- light guide
- emitting diode
- 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.)
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/024—Details of scanning heads ; Means for illuminating the original
- H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
- H04N1/02815—Means for illuminating the original, not specific to a particular type of pick-up head
- H04N1/02845—Means for illuminating the original, not specific to a particular type of pick-up head using an elongated light source, e.g. tubular lamp, LED array
- H04N1/02855—Means for illuminating the original, not specific to a particular type of pick-up head using an elongated light source, e.g. tubular lamp, LED array in combination with a light guide, e.g. optical fibre, glass plate
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/024—Details of scanning heads ; Means for illuminating the original
- H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
- H04N1/02815—Means for illuminating the original, not specific to a particular type of pick-up head
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/024—Details of scanning heads ; Means for illuminating the original
- H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
- H04N1/02815—Means for illuminating the original, not specific to a particular type of pick-up head
- H04N1/02895—Additional elements in the illumination means or cooperating with the illumination means, e.g. filters
Abstract
【解決手段】光導体100内のキャビティに光源領域110を設け光源領域110から放射される光120を文書に向けて放射する照明光出口部とを有する光伝送素子を備え、文書からの反射光線40をセンサからなる光感知装置45に結像させることで文書画像を電子信号へと変換するように構成された結像システム43と、電子信号をデジタル・データとして記録するための記憶装置とを有する文書照明装置。
【選択図】図2
Description
の壁が不透明の内張り141で裏打ちされることが可能である。
Claims (3)
- 光導体と、
前記光導体内に形成されたキャビティと、
前記キャビティの内側に配置された発光ダイオードと、
前記発光ダイオードから放射される光を受けるように位置決めされて前記光導体に形成された照明光出口部と、を有する光伝送素子を備える文書照明装置であって、
前記光が前記照明光出口部を通って文書を照明すること、
を特徴とする文書照明装置。 - 請求項1に記載の文書照明装置であって、
1つまたは複数の側面に1つまたは複数の光学的切込みが形成されている光導体を有する光伝送素子を備えること、
を特徴とする文書照明装置。 - 照明光出口部と内蔵された発光ダイオードを有し、前記発光ダイオードから放射される光を前記照明光出口部へ向かってその内部で反射して文書を照明する光伝送素子と、
前記文書からの反射画像を受け取り、前記反射画像をセンサからなる光感知装置に結像させることで前記画像を電子信号へと変換するように構成された結像システムと、
前記電子信号をデジタル・データとして記録するための記憶装置と、
を有することを特徴とする文書照明装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/995,462 | 2004-11-23 | ||
US10/995,462 US7746520B2 (en) | 2004-11-23 | 2004-11-23 | Document illuminator |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006148916A true JP2006148916A (ja) | 2006-06-08 |
JP4908828B2 JP4908828B2 (ja) | 2012-04-04 |
Family
ID=36460756
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005333633A Expired - Fee Related JP4908828B2 (ja) | 2004-11-23 | 2005-11-18 | 文書照明装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7746520B2 (ja) |
JP (1) | JP4908828B2 (ja) |
CN (1) | CN1783934B (ja) |
BR (1) | BRPI0505079A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103329041A (zh) * | 2010-06-11 | 2013-09-25 | 奥博泰克有限公司 | 光学修剪的系统和方法 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7593143B2 (en) * | 2005-03-31 | 2009-09-22 | Xerox Corporation | Compound curved concentrator based illuminator |
US7942560B2 (en) * | 2005-04-28 | 2011-05-17 | Cooper Technologies Company | Apparatus and method of using an LED light source to generate an efficient, narrow, high-aspect ratio light pattern |
US7760434B2 (en) * | 2006-08-31 | 2010-07-20 | Xerox Corporation | Document illuminator with surface lens |
US7864381B2 (en) * | 2007-03-20 | 2011-01-04 | Xerox Corporation | Document illuminator with LED-driven phosphor |
CN102143300B (zh) * | 2010-01-29 | 2013-03-06 | 致伸科技股份有限公司 | 扫描装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5425093A (en) * | 1977-07-23 | 1979-02-24 | Muubiru Ag Fuyua Mashinen Unto | Pulleying device equipped with device for tightening rope |
JPH10126581A (ja) * | 1996-08-30 | 1998-05-15 | Nippon Sheet Glass Co Ltd | ライン照明装置 |
JP2000184137A (ja) * | 1998-12-16 | 2000-06-30 | Citizen Electronics Co Ltd | 面状光源装置 |
JP2002231037A (ja) * | 2001-01-20 | 2002-08-16 | Koninkl Philips Electronics Nv | 点状光源を具える照明装置 |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3774021A (en) | 1972-05-25 | 1973-11-20 | Bell Telephone Labor Inc | Light emitting device |
US4342908A (en) | 1980-08-28 | 1982-08-03 | Westinghouse Electric Corp. | Light distribution system for optical encoders |
US5153750A (en) | 1989-05-23 | 1992-10-06 | Ricoh Company, Ltd. | Image reading apparatus having a contact type image sensor device |
JP3073045B2 (ja) | 1991-04-26 | 2000-08-07 | キヤノン株式会社 | 原稿画像読取装置 |
US5257340A (en) * | 1992-06-01 | 1993-10-26 | Eastman Kodak Company | Linear coated core/clad light source/collector |
US6268600B1 (en) * | 1994-08-01 | 2001-07-31 | Matsushita Electric Industrial Co., Ltd. | Linear illumination device |
US6236470B1 (en) | 1994-12-19 | 2001-05-22 | Xerox Corporation | Reflector and light source registration device for a document illuminator |
JPH08321918A (ja) | 1995-03-22 | 1996-12-03 | Canon Inc | 導光体、該導光体を有する照明装置及び該照明装置を有する情報処理装置 |
US5804818A (en) * | 1996-01-30 | 1998-09-08 | Eastman Kodak Company | Coated internally reflecting optical element |
KR200153391Y1 (ko) | 1996-05-15 | 1999-08-02 | 윤종용 | 모사전송기의 독취원고 이송장치 |
JP3453495B2 (ja) | 1996-07-26 | 2003-10-06 | キヤノン株式会社 | 密着型イメージセンサ及び画像読取装置 |
US6473554B1 (en) | 1996-12-12 | 2002-10-29 | Teledyne Lighting And Display Products, Inc. | Lighting apparatus having low profile |
US6046826A (en) | 1997-08-25 | 2000-04-04 | Avision Inc. | Light source for film scanner |
US6224237B1 (en) * | 1998-04-16 | 2001-05-01 | Honeywell International Inc. | Structure for achieving a linear light source geometry |
US6469808B1 (en) | 1998-05-15 | 2002-10-22 | Rohm Co., Ltd. | Image reading apparatus and illuminator used for the same |
JP2000021221A (ja) * | 1998-07-06 | 2000-01-21 | Brother Ind Ltd | 線状照明装置 |
US6139174A (en) * | 1998-08-25 | 2000-10-31 | Hewlett-Packard Company | Light source assembly for scanning devices utilizing light emitting diodes |
US6333779B1 (en) * | 1998-12-24 | 2001-12-25 | Canon Kabushiki Kaisha | Illumination apparatus using light guide |
JP2001111772A (ja) | 1999-10-07 | 2001-04-20 | Mitsubishi Electric Corp | ライン光源およびこれを用いたイメージセンサ |
US6646769B1 (en) | 2000-06-21 | 2003-11-11 | Umax Data Systems, Inc. | Light source mechanism for an imaging apparatus |
US6598998B2 (en) | 2001-05-04 | 2003-07-29 | Lumileds Lighting, U.S., Llc | Side emitting light emitting device |
TWI221385B (en) | 2001-05-31 | 2004-09-21 | Mustek Systems Inc | CCD type scanner powered by a serial bus |
JP4087681B2 (ja) * | 2002-10-29 | 2008-05-21 | 株式会社日立製作所 | 照明装置及びそれを用いた表示装置 |
CN100409047C (zh) | 2003-06-25 | 2008-08-06 | 日本板硝子株式会社 | 导光体及图像读取装置 |
GB2408846A (en) * | 2003-12-02 | 2005-06-08 | Sung Tao Ho | LED lamp tube |
US7593143B2 (en) | 2005-03-31 | 2009-09-22 | Xerox Corporation | Compound curved concentrator based illuminator |
-
2004
- 2004-11-23 US US10/995,462 patent/US7746520B2/en active Active
-
2005
- 2005-11-18 JP JP2005333633A patent/JP4908828B2/ja not_active Expired - Fee Related
- 2005-11-22 CN CN200510127000.9A patent/CN1783934B/zh not_active Expired - Fee Related
- 2005-11-23 BR BRPI0505079-0A patent/BRPI0505079A/pt not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5425093A (en) * | 1977-07-23 | 1979-02-24 | Muubiru Ag Fuyua Mashinen Unto | Pulleying device equipped with device for tightening rope |
JPH10126581A (ja) * | 1996-08-30 | 1998-05-15 | Nippon Sheet Glass Co Ltd | ライン照明装置 |
JP2000184137A (ja) * | 1998-12-16 | 2000-06-30 | Citizen Electronics Co Ltd | 面状光源装置 |
JP2002231037A (ja) * | 2001-01-20 | 2002-08-16 | Koninkl Philips Electronics Nv | 点状光源を具える照明装置 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103329041A (zh) * | 2010-06-11 | 2013-09-25 | 奥博泰克有限公司 | 光学修剪的系统和方法 |
CN103329041B (zh) * | 2010-06-11 | 2015-10-07 | 奥博泰克有限公司 | 光学修剪的系统和方法 |
Also Published As
Publication number | Publication date |
---|---|
US7746520B2 (en) | 2010-06-29 |
CN1783934A (zh) | 2006-06-07 |
BRPI0505079A (pt) | 2006-07-04 |
CN1783934B (zh) | 2014-09-17 |
US20060109675A1 (en) | 2006-05-25 |
JP4908828B2 (ja) | 2012-04-04 |
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