Full Name
M SATHISHKUMAR
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148

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my questions

Displaying 1 - 19 of 19

Consider a multicarrier system with a total passband bandwidth of 1 MHz. Suppose the system is divided into number of sub carriers with the spacing of 50kHz. Calculate the no. of sub channels.

view   Transmission in Multicarrier Systems created on Sat, 06/13/2020 - 14:42

What is meant by Multi Carrier Modulation?

view   Transmission in Multicarrier Systems created on Sat, 06/13/2020 - 14:39

Consider a total system bandwidth of 1 MHz, and assume it s going to be divided into 64 Sub carriers. Calculate the sub carrier  bandwidth?

view   Transmission in Multicarrier Systems created on Sat, 06/13/2020 - 14:35

Determine the coherence bandwidth  of a typical outdoor channel for a delay spread of 5micro seconds.

view   Coherence Bandwidth of Wireless Channel created on Sat, 06/13/2020 - 14:18

Which of the following condition meant for Flat Fading?

view   Coherence Bandwidth of Wireless Channel created on Sat, 06/13/2020 - 14:12

Write down the properties of PN sequence.

view   CDMA Codes: Properties of PN Sequences created on Sat, 06/13/2020 - 13:22

The period of a PN sequence produced by a linear m stage shift register cannot exceed _____ symbols.

view   CDMA Codes: Properties of PN Sequences created on Sat, 06/13/2020 - 13:18

Which of the following is a valid PN sequence?

view   CDMA Codes: Properties of PN Sequences created on Sat, 06/13/2020 - 13:16

Consider a MIMO system of receiver antenna r=3, noise variance of -3dB. Considering IID noise elements. Determine the noise covariance.

view   Examples of MIMO Systems created on Sat, 06/13/2020 - 12:53

Which of the following wireless communication model is termed as Transmit diversity

view   Examples of MIMO Systems created on Sat, 06/13/2020 - 12:42

As the number of antenna increases, the SNR required to achieve same BER will _____________

view   Examples for BER of Wireless Communication created on Sat, 06/13/2020 - 12:36

Principles of diversity is used in

view   Examples for BER of Wireless Communication created on Sat, 06/13/2020 - 12:33

Why we are moving from one generation to another? Is this switching necessary?

view   Evolution of Wireless Communication Technologies created on Sat, 06/13/2020 - 12:25

Online gaming and high definition video streaming is possible in which generation?

view   Evolution of Wireless Communication Technologies created on Sat, 06/13/2020 - 12:21

Which of the following technology was used in 2G wireless Communication?

view   Evolution of Wireless Communication Technologies created on Sat, 06/13/2020 - 12:17

Which of the following represents time diveristy?

view   Principle of Diversity created on Sat, 06/13/2020 - 11:14

The concept of diversity employs the decision making process at

view   Principle of Diversity created on Sat, 06/13/2020 - 11:05

What is the main objective / need for Diversity?

view   Principle of Diversity created on Sat, 06/13/2020 - 10:50

Which of the following engine types use Ambient air as propulsive working fluid?

view   Lecture 01:Introduction to Engines created on Thu, 06/11/2020 - 15:12