Laboratory of Cold Atoms Near Surfaces


Cell phones

A lecture in Polish about mobile phones technology.

How does a mobile phone work?

What was the content of the first conversation via a cell phone?

Are our calls and SMSs encrypted?

How does the modern radio communication work?

Why the speed of light is important in GSM?

What is the difference between NMT, GSM and UMTS technologies?

Last Updated on Sunday, 12 March 2017 21:05