GATE ECE · 2022 · EC
Question 63: Digital communications
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Question 63
ECNAT2 marksNeeds review
Consider a channel over which either symbol
or symbol
is transmitted. Let the output of the channel
be the input to a maximum likelihood (ML) detector at the receiver. The conditional probability density functions for
given
and
are:
where
is the standard unit step function. The probability of symbol error for this system is ________ (rounded off to two decimal places).Log in to check the answer
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2022EC
GATE ECE 2022 · Paper 1
Electronics and Communication Engineering · Original paper archive
- Section
- Electronics and Communication Engineering
- Question type
- Numerical answer (NAT)
- Marks
- 2 marks
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