How to control LED display with Laptop, notebook?

Following with the last knowledge page, we will introduce the laptop, notebook control method of the led displays with signal data feed from the 1000Mbit/s net card. And for this kind synchronous led display, in essential there's a software program installed in the laptop, notebook or PC. The software will read the data stored inside the graphic card. And the software will send the order to send the data to the receiving cards of the led display, via 1000Mbit/s network. And for this kind synchronous led display, if you'd realize the laptop, notebook control, you just need the laptop, notebook featured with the 1000Mbit/s net port.
But in case your led display doesn't belong to the mentioned 2 types, and still you want to control the led display by notebook, laptop, then a video processor is required. The video processor is compatible with VGA/DVI/VIDEO and many other kind video signal input and support the DVI output. As well, the external sending card is required for that.
At the last, we shall make a summary of the laptop, notebook control method to the led display:
A. Asynchronous led display: no other devices required.
B. Synchronous led display with DVI port:
1. Laptop, notebook with DVI port.
2. External sending card
3. Video processor(as option, and rarely use)
C. Synchronous led display with 1000Mbit/s net port: the notebook, laptop should have 1000Mbit/s net port.

So, sometimes you get a simple answer that you must have the PC to control the synchronous led display, is not correct. Actually with learning further about the led display system, you could easily find the solution to control the led display with laptop, notebook.