deepak kumar


{ City } patna
< Country > india
* Profession * sr rf engg
User No # 74425
Total Questions Posted # 34
Total Answers Posted # 0

Total Answers Posted for My Questions # 22
Total Views for My Questions # 126442

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Questions / { deepak kumar }
Questions Answers Category Views Company eMail

Which uplink/downlink spectrum is allocated to GSM-900?

 1 Electronics Communications 4879

Which uplink/downlink spectrum is allocated to DCS-1800?

 Electronics Communications 1901

How many carrier frequencies are there in GSM-900/DCS-1800? How much is the separation between the carrier frequencies?

 2 Electronics Communications 9149

What is Ciphering? Why do we need it? Name the algorithm(s) used in it?

 3 Electronics Communications 7379

What is Authentication? Why do we need it? Name the algorithm(s) used in it?

 1 Electronics Communications 4196

What is equalisation? Why do we need it?

 1 Electronics Communications 4076

What is Interleaving? Why do we need it?

 Electronics Communications 2163

Why do we need digitisation?

 Electronics Communications 2495

Explain Speech Coding.

 Electronics Communications 2876

What is channel coding?

 Electronics Communications 1445

What do you mean by Frequency re-use?

 1 Electronics Communications 2945

What is Cell Splitting?

 Electronics Communications 1571

Name the interfaces between a) BTS and MS b) BTS and BSC c) BSS and MSC d) TRAU and BSC e)BSC and PCU

 2 Electronics Communications 14649

What are LAPD and LAPDm?

 Electronics Communications 1747

What is WPS?

 Electronics Communications 1546

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