Cable Operator Question:
Explain differentiate between GSM and CDMA?
Answer:
GSM
- GSM uses multiple frequencies.
- Uses TDMA and FDMA for accessing signals.
- The voice rate is 9.6 KBPS.
- Uses less bandwidth.
CDMA
- CDMA uses single frequency as carrier.
- The voice rate is 14.4 KBPS.
- CDMA power control to access method is better as Phased Locked Loops are used.
- Follows soft handoff, hence call handling is more efficient
- GSM uses multiple frequencies.
- Uses TDMA and FDMA for accessing signals.
- The voice rate is 9.6 KBPS.
- Uses less bandwidth.
CDMA
- CDMA uses single frequency as carrier.
- The voice rate is 14.4 KBPS.
- CDMA power control to access method is better as Phased Locked Loops are used.
- Follows soft handoff, hence call handling is more efficient
| Previous Question | Next Question |
| Tell me what is FDM? | What are your greatest professional strengths as Cable Operator? |