what is cdma technology?
What was it's origin ?
How it works?
How it is different from gsm?
Answer Posted / abby
1> cdma stands for code division multiple access; its
frequency 800 mhz and 1900 mhz
2>channel bandwidth 12mhz with 1.25mhz for spread spectrum
3>in cdma we allocate a unique code to the user separately
and allocate the total bandwidth to the user.
4>in gsm we divide the bandwidth into many time slots and
allocate each time slot to the user.
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Please differentiate between cdma and tdma?
Do you know what is cdma technology?
Describe the centralized methods in cdma?
What is cohesion explain with example?
What is reverse link power control?
Do you know what is the main difference between 1x rtt and 1x evdo?
What is logical cohesion?
Do you know history of cdma?
Do you know for cdma, which is the weaker link: fwd or reverse? Why?
Explain soft handoff?
What is dect?
What are the disadvantages of fdma?
Is entity a table?
Explain paging channel?
I have a job interview and I will be asked 1)-in depth multi carrier EVDO 2)-Traffic/Capacity engineering Any help is highly appreciated!