ccd and cmos image sensors

《ccd and cmos image sensors》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。

1、MK10440V1.qxd08.2.260:11PMPage3CCDandCMOSImageSensors:AComprehensiveGuideforProfessionalVideographersMK10440V1.qxd08.2.260:11PMPage4PrefaceAnimagesensoristhedeviceinanelectroniccamerathatconvertstheopticalimagepresentedbythelensintoanelectricalsignal.Sincethelate1960s,whe

2、nthebasicprinciplesofsemiconductorimagesensorswereinvented,varioustypesofimagingdeviceshavebeenproposed.ChargeCoupledDevice(CCD)imagesensorslongdominatedprofessionalandbroadcastcamerasandcamcorders.Recently,ComplementaryMetalOxideSemiconductor(CMOS)imagesensorshavestarted

3、toappearinprofessionalcameras.ThechoiceofCMOSorCCDsensorshassparkedintenseinterestandraisedimportantquestions.WhatisthedifferencebetweenCCDandCMOS?Howdothetwotypesofsensorsoperate?Whattechnologiesdotheyemploy?Howdothetwosensortypescompare?Andwhatarethelikelyprospectsforfu

4、turedevelopment?Astheworld'sleadingmanufacturerofsemiconductorimagesensors–andatechnologyleaderinbothCCDandCMOSsensors–Sonyisinauniquepositiontoanswerthesequestions.Wehopethispaperwilldeepenyourknowledgeofimagesensorsandbecomeausefulresource.MK10440V1.qxd08.2.260:11PMPage

5、5TableofContentsChapter1SonyandImageSensorDevelopment...........41-1SonyandtheCCD......................................41-2SonyandCMOS........................................4Chapter2ImageSensorBasics.........................52-1InsidetheCCDSensor.........................

6、..........62-2InsidetheCMOSSensor.................................82-3Active-pixelCMOSAmplifiers............................92-4CCDAmplifiers.........................................12Chapter3ImageSensorImprovements.................133-1BuriedPhotodiode...................

7、..................133-2HADCMOSImageSensor..............................143-3On-chipMicrolenses...................................153-4ImprovedMicrolenses..................................163-5InternalLenses.........................................173-6ColumnAnalog-to-Digi

8、talConverter...................183-7CorrelatedDoubleSampling...........................203-8Digi