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PP10- TV and Displays
Terms in this set (13)
The scan pattern of the electron beam found in the cathode ray TV tubes and vidicon cameras to produce an image was called what?
The colours of the sub pixel filters on a colour LCD TV are?
Red, blue and green
If a plasma screen is said to be Full HD (1920 x 1080), the total number of pixels on the screen would be?
The components of a cathode ray tube, in order as they appear from the cathode to the screen, are?
Filament, modulator, accelerator, deflector coils
In an LCD screen, what process changes the direction of the backlight so that it can pass through the second polarizing filter and illuminate the pixel?
Twisted nematic effect
In a colour CRT TV, how many electron guns were there?
In a broadcasted analogue TV signal, what were the three components of a TV channel signal?
2. Synch pulse
If a 14 inch CRT TV had 625 raster lines, how many raster lines would there be in a 29 inch TV?
44.6 x 29= 1295
Generally, when you are discussing the resolution of a TV or display screen, the primary factor is?
The pixel size
A few large pixels = (in regards to resolution)
Many small pixels = (in regards to resolution)
What are the four main components of an LCD TV?
1. Light source
2. Polarizing filters
3. Twisted nematic LCD
4. Colour screen
What does DICOM stand for?
Digital Imaging and Communication in Medicine
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