JP2005117281A5 - - Google Patents

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Publication number
JP2005117281A5
JP2005117281A5 JP2003347666A JP2003347666A JP2005117281A5 JP 2005117281 A5 JP2005117281 A5 JP 2005117281A5 JP 2003347666 A JP2003347666 A JP 2003347666A JP 2003347666 A JP2003347666 A JP 2003347666A JP 2005117281 A5 JP2005117281 A5 JP 2005117281A5
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JP
Japan
Prior art keywords
image reading
switch
reading apparatus
electrically connected
display device
Prior art date
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Granted
Application number
JP2003347666A
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Japanese (ja)
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JP2005117281A (en
JP4152857B2 (en
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Publication date
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Priority to JP2003347666A priority Critical patent/JP4152857B2/en
Priority claimed from JP2003347666A external-priority patent/JP4152857B2/en
Publication of JP2005117281A publication Critical patent/JP2005117281A/en
Publication of JP2005117281A5 publication Critical patent/JP2005117281A5/ja
Application granted granted Critical
Publication of JP4152857B2 publication Critical patent/JP4152857B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Claims (10)

基板上に薄膜トランジスタと受光素子を有する画像読み取り装置において、
前記受光素子は前記薄膜トランジスタで構成された差動回路を有する第１および第２のバッファ回路と、
第１および第２のスイッチと、
信号出力線と前記第２のスイッチを順次選択する手段とを有し、
前記受光素子は前記第１のバッファ回路と電気的に接続され、
前記第１のスイッチの一端は前記第１のバッファ回路に電気的に接続され、
前記第１のスイッチの他端は前記第２のバッファ回路に電気的に接続され、
前記第２のスイッチの一端は前記第２のバッファ回路に電気的に接続され、
前記第２のスイッチの他端は前記信号出力線に電気的に接続されることを特徴とした画像読み取り装置。 The image reading device including a thin film transistor and a light-receiving element on a base plate,
The light receiving element includes first and second buffer circuits having a differential circuit composed of the thin film transistor;
A first and a second switch;
A signal output line and means for sequentially selecting the second switch;
The light receiving element is electrically connected to the first buffer circuit;
One end of the first switch is electrically connected to the first buffer circuit;
The other end of the first switch is electrically connected to the second buffer circuit,
One end of the second switch is electrically connected to the second buffer circuit;
The other end of the second switch is an image reading apparatus characterized in that it is electrically connected to the signal output line. 請求項１において、
前記第２のスイッチを順次選択する手段はシフトレジスタであることを特徴とした画像読み取り装置。 In claim 1 ,
An image reading apparatus characterized in that the means for sequentially selecting the second switch is a shift register. 請求項１または請求項２において、
前記受光素子はアモルファスシリコンフォトダイオードによって構成されていることを特徴とした画像読み取り装置。 In claim 1 or claim 2 ,
An image reading apparatus, wherein the light receiving element is composed of an amorphous silicon photodiode. 請求項１または請求項２において、
前記受光素子はポリシリコン薄膜素子によって構成されていることを特徴とした画像読み取り装置。 In claim 1 or claim 2 ,
An image reading apparatus, wherein the light receiving element is constituted by a polysilicon thin film element. 請求項１乃至請求項４のいずれか一に記載の前記画像読み取り装置を表示装置に実装したことを特徴とするモジュール。 Module being characterized in that mounted on the display equipment to the image reading apparatus according to any one of claims 1 to 4. 請求項５において、
前記表示装置を構成する基板と、前記画像読み取り装置を構成する前記基板は同一の組成を有していることを特徴としたモジュール。 In claim 5 ,
Module the substrate which is characterized by having the same composition constituting the substrate constituting the display device, the image reading apparatus. 請求項５または請求項６において、
前記表示装置は液晶表示装置であることを特徴としたモジュール。 In claim 5 or claim 6 ,
The module, wherein the display device is a liquid crystal display device. 請求項５または請求項６において、
前記表示装置はＥＬ表示装置であることを特徴としたモジュール。 In claim 5 or claim 6 ,
The module, wherein the display device is an EL display device. 請求項１乃至請求項４のいずれか一に記載の画像読み取り装置を備えた電子機器。 Electronic apparatus including the image reading apparatus according to any one of claims 1 to 4. 請求項５乃至請求項８のいずれか一に記載のモジュールを備えた電子機器。 Electronic apparatus comprising the module according to any one of claims 5 to 8.
JP2003347666A 2003-10-06 2003-10-06 Image reading device Expired - Fee Related JP4152857B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2003347666A JP4152857B2 (en) 2003-10-06 2003-10-06 Image reading device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003347666A JP4152857B2 (en) 2003-10-06 2003-10-06 Image reading device

Publications (3)

Publication Number Publication Date
JP2005117281A JP2005117281A (en) 2005-04-28
JP2005117281A5 true JP2005117281A5 (en) 2006-11-24
JP4152857B2 JP4152857B2 (en) 2008-09-17

Family

ID=34540099

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003347666A Expired - Fee Related JP4152857B2 (en) 2003-10-06 2003-10-06 Image reading device

Country Status (1)

Country Link
JP (1) JP4152857B2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101432764B1 (en) * 2008-11-13 2014-08-21 가부시키가이샤 한도오따이 에네루기 켄큐쇼 Method for manufacturing semiconductor device
JP5196187B2 (en) * 2009-04-15 2013-05-15 セイコーエプソン株式会社 Sensing device and electronic device
US8637802B2 (en) * 2010-06-18 2014-01-28 Semiconductor Energy Laboratory Co., Ltd. Photosensor, semiconductor device including photosensor, and light measurement method using photosensor
KR102441803B1 (en) * 2014-09-02 2022-09-08 가부시키가이샤 한도오따이 에네루기 켄큐쇼 Imaging device and electronic device

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62122372A (en) * 1985-11-22 1987-06-03 Hitachi Ltd Original reader
JPS639357A (en) * 1986-06-30 1988-01-16 Fuji Xerox Co Ltd Image sensor and information input device using same
JP2751225B2 (en) * 1988-07-26 1998-05-18 ソニー株式会社 Line sensor
JP2803098B2 (en) * 1988-08-09 1998-09-24 富士ゼロックス株式会社 Image reading device
JP2919110B2 (en) * 1990-08-28 1999-07-12 池上通信機株式会社 Output signal processing circuit of solid-state imaging device
JP3128146B2 (en) * 1991-06-25 2001-01-29 キヤノン株式会社 Image reading apparatus and image information processing apparatus provided with the image reading apparatus
JPH09219823A (en) * 1995-12-07 1997-08-19 Alps Electric Co Ltd Contact area sensor
JP3473658B2 (en) * 1996-07-18 2003-12-08 アルプス電気株式会社 Fingerprint reader
JPH11239245A (en) * 1997-12-17 1999-08-31 Seiko Instruments Inc Image sensor ic and image reader
JPH11326954A (en) * 1998-05-15 1999-11-26 Semiconductor Energy Lab Co Ltd Semiconductor device
JP4174106B2 (en) * 1998-08-31 2008-10-29 キヤノン株式会社 Photoelectric conversion device and imaging device using the same
JP2001203852A (en) * 2000-01-19 2001-07-27 Mitsubishi Electric Corp Contact-type image sensor
JP4507480B2 (en) * 2001-12-27 2010-07-21 ソニー株式会社 Display device

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