Lecture 8

Question 1

What is UMTS?

Answer 1

Question 2

What is CDMA?

Answer 2

Question 3

What is FDMA?

Answer 3

Question 4

What is TDMA?

Answer 4

Question 5

What are the similarities of CDMA, FDMA, TDMA?

Answer 5

Question 6

What are the differences between CDMA, FDMA, TDMA?

Answer 6

Question 7

What are the advantages of CDMA, FDMA, TDMA?

Answer 7

Question 8

What is the difference between shared channel and scheduled transmissions?

Answer 8

Question 9

To what is Kelly’s product form analysis related?

Answer 9

UMTS performance, it is essentially the product form solution for loss networks.

Question 10

What is the difference between UMTS and HSDPA (for multiple devices)?

Answer 10

Question 11

What is HSDPA?

Answer 11

Question 12

What is oppertunistic scheduling?

Answer 12

Question 13

What are the five reasons that most advertised bandwidths are overly optimistic?

Answer 13

Question 14

What is SINR?

Answer 14

Question 15

What is multipath fading?

Answer 15

Question 16

What is rate adaption?

Answer 16

Question 17

What is packet scheduling? What are the three main forms?

Answer 17

Question 18

What is the maximum SNR packet scheduling technique?

Answer 18

Question 19

What is the Proportional Fair packet scheduling method?

Answer 19

Question 20

What is the idea of the onion model for HSDPA?

Answer 20

Question 21

What are the layers in the onion model for HSDPA?

Answer 21

The distance between the node and the station, where there is a finite number of zones, where the flow depends on the radius

Question 22

What is meant by multi-user diversity gain?

Answer 22