: Combines amplitude and phase changes for high-speed data. Multiplexing Systems
Changes the amplitude of the carrier wave.
Chaudhari makes a powerful argument at the outset: any language, including mathematics, is an unnatural mode of communication. He illustrates this with a simple thought experiment. He can write the words “darwaza, porte, puerta, umnyango, ovi,” and only certain people will understand what he means. However, if he shows you an image of a door, almost every single person on the planet will immediately get the concept.
When thousands of users try to connect to the same cell tower or Wi-Fi router, the system must coordinate access to prevent signals from colliding and crashing. Multiple Access Schemes