Register

GATE ECE 2013 | Question: 48

• edited by
480 views
0 0 votes

Bits $1$ and $0$ are transmitted with equal probability. At the receiver, the pdf of the respective received
signals for both bits are as shown below.

If the detection threshold is $1,$ the $BER$ will be

  1. $\frac{1}{2} \\ $
  2. $\frac{1}{4} \\$
  3. $\frac{1}{8} \\$
  4. $\frac{1}{16}$  

Please log in or register to answer this question.

Answer:
← Previous · GATE ECE 2013 | Ques...Next → · GATE ECE 2013 | Ques...
← Previous in category · GATE ECE 2013 | Ques...Next in category → · GATE ECE 2013 | Ques...
Position:
Show:
Voting & Accepting an answer helps improve the community

Related questions

0 0 votes
0 0 answers
426
426 views
Milicevic3306 asked Mar 25, 2018
426 views
GATE ECE 2013 | Question: 49
Bits $1$ and $0$ are transmitted with equal probability. At the receiver, the pdf of the respective received signals for both bits are as shown below.The optimum threshol...
0 0 votes
0 0 answers
491
491 views
Milicevic3306 asked Mar 25, 2018
491 views
GATE ECE 2014 Set 1 | Question: 51
Let $Q(\sqrt{\gamma})$ be the BER of a BPSK system over an AWGN channel with two-sided noise power spectral density $N_{0}/2.$ The parameter $\gamma$ is a function of bit...
0 0 votes
0 0 answers
462
462 views
Milicevic3306 asked Mar 25, 2018
462 views
GATE ECE 2013 | Question: 47
Let $U$ and $V$ be two independent and identically distributed random variables such that $P(U=+1)=P(U=-1) = \dfrac{1}{2}.$ The entropy $H(U + V)$ in bits is$\frac{3}{4} ...
0 0 votes
0 0 answers
320
320 views
Milicevic3306 asked Mar 25, 2018
320 views
GATE ECE 2013 | Question: 13
The bit rate of a digital communication system is $R$ kbits/s. The modulation used is $32$-QAM. The minimum bandwidth required for ISI free transmission is $R/10\: Hz$$R/...

Add Synced Question

×