Camera2010_Pres - By James Lenihan Jamie Lin Nicole Poby Consumer Digital Cameras Digital Single-Lens Reflex Cameras DSLR Digital Compact Cameras

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By: James Lenihan Jamie Lin Nicole Poby
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Consumer Digital Cameras Digital Single-Lens Reflex Cameras “DSLR” Digital Compact Cameras Digital Cameras have shifted camera design from a Mechanical Process to Electrical
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Some Digital Camera Features Courtesy of Electrical Engineering: Power Sourced through Batteries or USB\ Shutoff of Camera
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Digital Camera Circuitry
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Camera Power - Batteries
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Camera Shutdown
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Two main types: Charge-Coupled Devices (CCD) Complimentary Metal-Oxide Semiconductor (CMOS) Both convert light into electrons
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Charge-Coupled Devices (CCD) Each CCD represents a single pixel Semiconductor chip 2-D array of individual capacitors Capacitors hold electric charge
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Sensor Types CCD and CMOS
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Analog-to-Digital Converter (ADC) Used to convert waves to digital form (binary 1s and 0s) The more bits there are, the more colors the ADC can recognize: 1-bit = 2^1 = 2: black (0) or white (1) 2-bit = 2^2 = 4: black (00), white (11), 2 colors between 01 and 10 Flash ADC Flash ADC with Priority encoder
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Voltage Conversion
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Complimentary Metal-Oxide Semiconductor (CMOS)
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CCD vs. CMOS
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This note was uploaded on 01/24/2012 for the course ECE 317 taught by Professor Peck,t during the Spring '08 term at University of Illinois, Urbana Champaign.

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Camera2010_Pres - By James Lenihan Jamie Lin Nicole Poby Consumer Digital Cameras Digital Single-Lens Reflex Cameras DSLR Digital Compact Cameras

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