Functional concept of GSM and CDMA

Question

Write down the functional concept of GSM and CDMA?

Answer 1

1. CELL and Sector with numerous frequencies or CDMA single frequency as carrier (users are find identifies through codes).

2. Employed FDMA and TDMA for Accessing or CDMA uses CDMA technique.

3. GSM is primary 2G technology with initial voice rate of 9.6kbps or similar with 14.4kbps.

4. GSM appears in CDMA or WCDMA appears in CDMA 2000.

5. Power control in access technique is comparatively not capable (when contrast to CDMA) or CDMA as PLL (or phase locked loops for power transmission) enhanced.

6. Network hand off and Call hand off is not better in GSM or CDMA follow soft handoff and handling call therefore more proficient.

7. GSM employs less bandwidth and more power relatively or CDMA uses less bandwidth and much power.

8. Cost wise for operator GSM is less expensive, but effectiveness wise CDMA is good.