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Computer > Laptops

DDR2

Computer; Laptops

Improved version of DDR; this version allows for faster communication of computer signals

Horizontal active time

Computer; Laptops

In order to display an image, a beam first needs to be located at the upper left-hand corner of a screen. From there, it moves horizontally along the screen, from left to right. ...

Horizontal blank time

Computer; Laptops

Following horizontal active time, once the beam reaches the right-hand side of the screen, it immediately moves back to the left-hand side. This movement to the left side always ...

Horizontal sync pulse

Computer; Laptops

When the beam is in horizontal blank time, a horizontal sync pulse is emitted to synchronize the monitor with the image data for output.

Horizontal back porch

Computer; Laptops

The time between the last horizontal sync pulse and the beginning of the next horizontal active time.

Horizontal front porch

Computer; Laptops

The time between the last horizontal active time and the beginning of the next horizontal sync pulse.

Horizontal total time

Computer; Laptops

The amount of time it takes to complete one full horizontal cycle; this is calculated by adding the horizontal active time with the horizontal blank time.