2. Components of a Screen
• A screen typically consists of several components, including:
• Display panel: This is the main component of the screen that displays
images and videos. It can be either an LCD or LED panel.
• Backlight: This component illuminates the display panel and is
located behind it. It can be either a CCFL or LED backlight.
3. Components of a Screen cont…
• Housing or bezel: This is the frame that surrounds the display panel
and protects it from damage.
• Control board: This component is responsible for converting video
signals from the computer or other device into signals that can
4. Components of a Screen cont… Specific
components of Android Screen
• An Android screen is similar to a regular screen but also includes
some additional components, including:
• Touchscreen: An Android screen typically includes a capacitive
touchscreen that can detect finger gestures and touches.
• Display driver: This component communicates with the operating
system and controls the display of images and videos on the screen.
5. Components of a Screen cont… Specific
components of Android Screen
• Accelerometer: This component senses the orientation of the device
and adjusts the display accordingly.
• Proximity sensor: This sensor detects when the phone is held close to
the ear during a call and disables the touchscreen to prevent
accidental touches.
6. Components of a Screen cont… Specific
components of Android Screen
• Ambient light sensor: This sensor adjusts the brightness of the screen
based on the lighting conditions in the surrounding environment.
• Haptic feedback motor: This component provides tactile feedback to
the user when they touch the screen or interact with the device.
7. Components of a Screen cont… Specific
components of Android Screen
• Navigation buttons: Many Android devices feature on-screen
navigation buttons, including a home button, back button, and recent
apps button.
• Camera: An Android screen often includes one or more cameras that
can be used for taking photos and videos, as well as for video calling
and other applications.
