Podcast
Questions and Answers
What is the term for signals transmitted from the base station to the mobile device in a cellular system?
What is the term for signals transmitted from the base station to the mobile device in a cellular system?
- Forward link (correct)
- Uplink
- Reverse link
- Downlink
How can the capacity of a network be increased according to the text?
How can the capacity of a network be increased according to the text?
- By increasing the power of the transmitter
- By reducing the distance between co-channel cells
- By employing more spectrally efficient modulation and multiple access techniques (correct)
- By using a greater number of channels
What is the formula for determining the frequency re-use distance for a given cell cluster size?
What is the formula for determining the frequency re-use distance for a given cell cluster size?
- $D = R imes rac{N}{3}$
- $D = R imes N$
- $D = R imes rac{N}{2}$
- $D = R imes rac{N}{ ext{sqrt}(3)}$ (correct)
What condition must be met for a hexagonal cell structure to have no two adjacent cells using the same frequency?
What condition must be met for a hexagonal cell structure to have no two adjacent cells using the same frequency?
What is required to reduce co-channel interference in a cellular system?
What is required to reduce co-channel interference in a cellular system?