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chapter 6 CCD d questions and answers already solved 2024 $13.99   Add to cart

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chapter 6 CCD d questions and answers already solved 2024

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chapter 6 CCD d questions and answers already solved 2024

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  • August 9, 2024
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LEWISSHAWN55
chapter 6 CCD/CMOS image capture
what is the older indirect conversion digital radiography system - correct
answer ✔Charged coupled device


What does CCD stand for - correct answer ✔Charged coupling device


What it the sequence for a CCD - correct answer ✔xray photons interact with
a scintillator material, signal is transmitted by lenses or fiberoptic to the CDC,
charge is stored in a sequential pattern and released line by line and sent to
the ADC


What is CDC made up of - correct answer ✔a photosensitive receptor and
electronics embedded in a silicon chip


In a CCD when the incidental light from a scintillator strikes the detector what
are produced - correct answer ✔electron hole pairs


Is there a relationship between electron pairs produced and amount of light
produced - correct answer ✔yes


How many electrodes are in the DEL - correct answer ✔3


What are DELs formed by - correct answer ✔voltage gates that open and
close during readout


ROW BY ROW is commonly known as what - correct answer ✔bucket
brigade scheme

, overfill of DELs will cause what - correct answer ✔blooming effect


What occurs with the blooming effect - correct answer ✔excess electrons
spill out of the DEL into adjacent DEL


How big are CCD chips - correct answer ✔2-4cm


reducing the image size involves 3 components which are - correct answer
✔the scintillator, light collection component, noise


What does the scintillator and it construction determine - correct answer
✔how many of the incident x-ray photos are absorbed, how much light is
produced, the wavelength or color of the light


What does DEL stand for - correct answer ✔detector element


What does ADC stand for - correct answer ✔analog to digital converter


What does CMOS stand for - correct answer ✔complementary metal-oxide
semiconductor


A Gd2O2S scintillator is known as what type of phosphor - correct answer
✔turbid, unstructured


What does CSL stand for - correct answer ✔Cesium Iodide detectors


What type of scintillator is structured with needle like crystals - correct answer
✔CSL

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