Exam 3: Radio Frequency Communications

_________________ uses direct sequence spread spectrum technology.

Which multiple access method uses a spreading code?

What advantages does packet switching have over circuit switching for transmitting data?

What is the term for signals that get reflected and travel different paths between transmitter and receiver arrive out of phase?

MATCHING -data transmission that is broken into smaller units

There are no power limits imposed on devices using the unregulated bands.

Describe time division multiple access.

A mixer separates an input into two or more outputs.

In which frequency band will you find an 802.11 network?

A technique called ______________ array processing replaces a traditional antenna with an array of antenna elements.