Answer Posted / satyendra singh
CDMA stands for Code Division Multiple Access.
Its very old mobile technology, has its root since 1940.
It emerged as one of the most popular technology in 1995.
In CDMA, all subscribers are allowed to make call
simultaneously.Its distortion free tech. Customer has to be
sticked with the Phone set as Ph. no. is identified by
Handset. International Roaming is big problem with CDMA.
A CDMA antenna can cover 110KMs of range and has vary
smooth handoff while changing cells.
| Is This Answer Correct ? | 10 Yes | 0 No |
Post New Answer View All Answers
What are the disadvantages of ac voltage controllers?
What is meant by pwm control?
Why silicon and germanium are the two widely used semiconductor materials?
Define circuit turn off time
Please send me the sample pattern for the Electronics and communication for the post in RRB s&T to my Email ID : sivamec6034@gmail.com
1. What is leakage current? 2. Transistor VI characters? Explain. 3. What is dc load line? 4. Differential amplifier circuit. 5. Recursive interrupts. 6. Diagram case microcontroller and Eprom 7. Use of grey code? 8. Design counter from 1 to 11. 9. Characteristic impedence?Z0 value of probe used in lab. 10. 3 input TTL logic. 11. What is Pseudo random sequence? Why it is called so? 12. What is stack? 13. Different types of voltage regulation?
What is an instrumentation amplifier?
How video signals are produced?
what is difference b/w watt loss and watt full devices. what is watt loss and watt full devices?
What is the use of excitation table in digital electronics?
why u have changed the university?
How much losses in microwave Link?
what is the difference between three point staret &four point starter
Define hard-driving or over-driving?
What is a bjt? What are its advantages and disadvantages?