1.2 Display Components of Mobile Devices Flashcards
(LCD) stands for
Liquid crystal display
Liquid crystal display (LCD) works by
shining back light through liquid crystals
Liquid crystal display (LCD) Advantages
Lightweight, uses little power, & relatively inexpensive
Liquid crystal display (LCD) Disadvantages
getting true blacks can be quite difficult, different kinds
backlights can be used, & difficult to repair or replace
(TN) stands for
Twisted Nematic LCD
Twisted Nematic (TN) LCD Advantages
Fast response times
Twisted Nematic (TN) LCD Disadvantages
Poor viewing angles
(IPS) stands for
In-plane switching LCD
In-plane switching (IPS) LCD Advantages
best possible color representation
In-plane switching (IPS) LCD Disadvantages
More Expensive than (TN)
(VA) stands for
Vertical alignment LCD
Vertical alignment (VA) LCD Advantages
Good color comprise between (TN) & (IPS)
Vertical alignment (VA) LCD Disadvantages
Slower response times than (TN)
(OLED) stands for
Organic Light-Emitting Diode (OLED)
Organic Light-Emitting Diode (OLED) wors by
Organic material emits light when receiving electric current
Organic Light-Emitting Diode (OLED) Advantages
Very light, thin, & flexible
Organic Light-Emitting Diode (OLED) Disadvantages
More expensive than LCD
Wireless Antennas in laptops consist of
Multiple Wireless Antennas for wifi main, aux, and bluetooth
Wireless Antennas are usually located
At the top of the laptops display
Webcam is
Usually built in through a video capture card for meetings
Inverters are used for
Converting the DC power from laptop to AC power for backlight LEDs
Digitizers are used for
Converts analog input from stylus pens into digital form
Touch Screen/Digitizers
Converts analog input from finger into digital form
