Displays Flashcards
1
Q
What is an Inverter?
A
- Converts AC power into DC power, Used for supplying voltage to backlights in older types of LCD panels
2
Q
What is a Digitzier?
A
- A type of input device, Component of a mobile device’s screen that allows to control the device with a stylus or fingertip, Translates analog data into a format suitable for computer processing
3
Q
How many pins does HDMI have?
A
- 19-pin Type A Connector
4
Q
What is OLED?
A
- Organic Light-Emitting Diode
- Does not use a backlight as pixels make their own light
- Better contrast ratio and color representation
- Cost more than LED & LCD
5
Q
What is LED?
A
- Light Emitting Diode
- A monitor with backlight technology
6
Q
What is LCD?
A
- Light Crystal Display
- Not a light-emitting technology
- Uses backlight to illuminate light crystals in an LCD
7
Q
What are 3 most common panel displays?
A
- Twisted Nematic (TN)
- In-Plane Switching (IPS)
- Vertical Alignment (VA)
8
Q
What is TN?
A
- Twisted Nematic
- fast response times - high refresh rates of 120 Hz or 144 Hz
- popular with gamers
- have narrower viewing angles and less accurate color reproduction.
9
Q
What is VA?
A
- Vertical Alignment
- good balance between speed and image quality
- good contrast and color accuracy
- The response times are slower than TN
10
Q
What is IPS?
A
- In-Plane Switching
- High Color Quality
- Slow Response Times - do not support higher refresh rates
- Wide Viewing Angles
