How Do Cell Phones Work?

The video tutorial explains the evolution and functionalities of mobile phones, highlighting their role as small computers with built-in phones. It details how mobile phones operate using radio waves and cell towers to facilitate wireless communication. The tutorial also covers additional features like SMS and data transmission, explaining how these services work similarly to calls but involve data encoding and decoding.

What are the primary functions of a mobile phone today?

Explain how a mobile phone transmits sound during a call.

What is the role of cell towers in mobile communication?

Describe the process of sending a text message using a mobile phone.

How does data transmission work on a mobile phone?