The Invention and Early History of the CCD Dr. George E. Smith - - PowerPoint PPT Presentation

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the invention and early history of the ccd
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The Invention and Early History of the CCD Dr. George E. Smith - - PowerPoint PPT Presentation

Feb 08, 2024 310 likes •549 views

The Invention and Early History of the CCD Dr. George E. Smith To be Covered Bell Labs Background CCD Invention Device Basics Early Devices Applications Magnetic Bubbles Picturephone MOS Capacitor MOS Energy Diagram Two MOS

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SLIDE 1
  • Dr. George E. Smith

The Invention and Early History

  • f the

CCD

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SLIDE 2

To be Covered

Bell Labs Background CCD Invention Device Basics Early Devices Applications

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SLIDE 3

Magnetic Bubbles

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SLIDE 4

Picturephone

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SLIDE 5

MOS Capacitor

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SLIDE 6

MOS Energy Diagram

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SLIDE 7

Two MOS Capacitors Two MOS Capacitors

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SLIDE 8

Three Phase CCD

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SLIDE 9

First CCD

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SLIDE 10

First Functional Device

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First CCD Image

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SLIDE 12

MOS OS Ener ergy D Diagr iagram

TRAP

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Buried Channel CCD

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Area CCD

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SLIDE 15

First Self Contained Camera

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Linear CCD

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Linear Scan

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Aerial Photo

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Current Applications

Digital Cameras TV Cameras Scanners Medical devices Fax machines Bar Code Readers Satellite Surveillance Earthly Surveillance Astronomy

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CCD’s in Astronomy

90% Quantum Efficiency (Film is 5%) Long integration times (at 160o K) 20 electrons/hr/pixel) Large dynamic range105 electrons/pixel Repeatability eliminates systematic errors

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Astronomical Camera

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More Before & After

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Summary

CCDs born in the Si-SiO2 Revolution 1st Practical Solid State Imaging Device Widespread Applications