what frequncy range useing in cell communication

Answer Posted / moulana

i think it's around 80GHz that's why size of our cell phone
antenna is very small.

Is This Answer Correct ?    1 Yes 7 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

We use two different bands for GSM/DCS communications; GSM900 and DCS-1800. Which one is the better of the two in terms of quality and coverage?

5145


What is the distance from an RF Transmitter that output power is determined?

1730


I have need to pervious examinations questions and answer for RRB examination in technical, JUNIOR ENGINEER PLEASE SEND EXAMINATION QUESTION AND ANSWER MY ID k7_r@indiatimes.com

1576


Why is collector region is greater than emitter region?

657


Which register which contains the instruction that is to be executed?

587






differnce between ups and inverters. Series and parallel batteries connections of ups.

1334


Hai Frds, i want to join in testing tools course, pls sugest good institute. And pls tel about Mind Q institute & phone num of Nareswar Roa sir plss, ple mail me plssssss

1351


What is a half-adder?

619


What are digital circuits?

617


give some important questions in Airport Authority of india junior Engineer ATC exam?

1585


The effect of reheating is

1920


hi im doing my final year b.tech and im having 50 backlogs in my b.tech is there any chance to persuie M.S in USA and my gre score is 1040 toefl score is 90 please help me

1359


Define dynamic resistance of a p-n junction diode in forward biased condition.

621


what is transformer utilisation factor?

3360


WHAT IS DIFFERENCE BETWEEN. WRITE: a+m(2). m = m + 1. + OF THESE TWO IN SAP ABAP

1578