SC - U4DB2 - Radio communication systems

write 600 words that respond to the following questions with your thoughts, ideas, and comments. Be substantive and clear, and use examples to reinforce your ideas.

In radio communication systems, interference has been a major problem since the invention of radio. Interference is nothing new, but it was managed reasonably with central control. Explain the spread spectrum technique and basic idea behind it.  In your opinion, which technique is simpler to apply and why? You may search the web for more information.