User Seetha Rama Raju Sanapala

5 votes

2 answers

139 views

This is about signal processing in the first radar

signal-detection

asked Jun 1, 2015 at 7:37

5 votes

1 answer

545 views

What is the cost of Hamming coding?

digital-communications channelcoding

asked Apr 14, 2016 at 23:00

4 votes

1 answer

4k views

What is the coherence bandwidth of the channel?

digital-communications

asked Jun 5, 2016 at 14:38

3 votes

1 answer

11k views

Repeated Fourier transform - what happens? [duplicate]

fourier-transform

asked Jun 4, 2016 at 5:00

3 votes

1 answer

2k views

Is Hilbert transform not defined for complex signals?

hilbert-transform

asked Mar 6, 2016 at 10:23

2 votes

2 answers

216 views

non-uniform sampling on the unit circle - applications

dft

asked Mar 12, 2016 at 8:18

2 votes

0 answers

35 views

I have a sequence which is made of complex exponentials with arbitrary amplitudes and initial phases. No noise

frequency-spectrum

asked Jun 8, 2015 at 11:22

2 votes

2 answers

4k views

What are the advantages of barker sequence over marker sequnce?

digital-communications synchronization

asked May 16, 2016 at 11:04

1 vote

1 answer

613 views

Why is $x$ not considered a primitive polynomial while being considered an irreducible polynomial?

channelcoding information-theory mathematica

asked Mar 23, 2016 at 13:03

1 vote

1 answer

523 views

How to derive the transmitted signal from a constellation diagram

digital-communications modulation

asked May 29, 2016 at 3:48

1 vote

3 answers

233 views

Are radar resolution and detection capabilities not very tightly related?

detection radar

asked Jul 20, 2016 at 13:06

1 vote

2 answers

63 views

x(t) and x(-t) are flipped (left to right) signals of each other

discrete-signals

asked Jun 4, 2018 at 6:07

1 vote

1 answer

339 views

How to write e^(-1000|t|) in matlab title?

matlab

asked May 1, 2015 at 4:27

1 vote

1 answer

56 views

Can channel capcity be explained in simple terms? [closed]

information-theory

asked Mar 18, 2016 at 11:23

1 vote

1 answer

112 views

What is the relation between hilb and Hilbert transform in MATLAB?

matlab hilbert-transform

asked Mar 7, 2016 at 7:21

1 vote

1 answer

863 views

Far field spherical waves plane waves

signal-detection

asked May 18, 2015 at 7:58

1 vote

1 answer

97 views

In block codes (channel coding), in practice how is the message length ($k$) fixed?

channelcoding

asked Feb 27, 2016 at 10:39

0 votes

1 answer

132 views

What are bits in the context of channel capacity units?

information-theory

asked Mar 22, 2016 at 1:59

0 votes

3 answers

67 views

In cyclic codes, a code vector can be obtained from another by simple circular shift. Why then the other method?

channelcoding

asked Mar 14, 2016 at 3:34

0 votes

2 answers

3k views

What is Fourier transform in terms of area under the curve?

fourier-transform

asked May 1, 2015 at 14:20

0 votes

0 answers

17 views

What is meant by "complete set" in the context of affine wavelets?

wavelet

asked May 6, 2015 at 7:18

0 votes

1 answer

345 views

Checking convolution property II of z transform

z-transform

asked Apr 30, 2015 at 13:17

0 votes

1 answer

116 views

Can convolution of one signal with different signals give the same answer?

fourier-transform

asked Apr 30, 2015 at 23:19

0 votes

1 answer

254 views

Reconstruction of an oversampled signal with sub-nyquist analog filters

sampling

asked Sep 6, 2015 at 15:29

0 votes

1 answer

53 views

Block code error control with $d \ge c+u+1$

forward-error-correction channelcoding

asked Feb 7, 2016 at 6:02

0 votes

1 answer

32 views

Does Reed-Muller codes exist when $r = 0$ and $m = 0$?

forward-error-correction

asked Feb 24, 2016 at 9:50

0 votes

1 answer

153 views

what is the periodicity of $e^{j\omega n}$ when $\omega=0$?

discrete-signals

asked Jun 5, 2018 at 5:34

0 votes

1 answer

225 views

About the order of a difference equation [duplicate]

discrete-signals

asked Jan 9, 2017 at 16:28

0 votes

0 answers

63 views

What is the transfer function of this system y(n) =2y(n-1)?

transfer-function

asked Feb 15, 2018 at 9:47

0 votes

1 answer

64 views

Do convolution encoders exist with two separate (independent) inputs?

digital-communications channelcoding

asked Jun 1, 2016 at 21:53

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37 Questions

This is about signal processing in the first radar

What is the cost of Hamming coding?

What is the coherence bandwidth of the channel?

Repeated Fourier transform - what happens? [duplicate]

Is Hilbert transform not defined for complex signals?

non-uniform sampling on the unit circle - applications

I have a sequence which is made of complex exponentials with arbitrary amplitudes and initial phases. No noise

What are the advantages of barker sequence over marker sequnce?

Why is $x$ not considered a primitive polynomial while being considered an irreducible polynomial?

How to derive the transmitted signal from a constellation diagram

Are radar resolution and detection capabilities not very tightly related?

x(t) and x(-t) are flipped (left to right) signals of each other

How to write e^(-1000|t|) in matlab title?

Can channel capcity be explained in simple terms? [closed]

What is the relation between hilb and Hilbert transform in MATLAB?

Far field spherical waves plane waves

In block codes (channel coding), in practice how is the message length ($k$) fixed?

What are bits in the context of channel capacity units?

In cyclic codes, a code vector can be obtained from another by simple circular shift. Why then the other method?

What is Fourier transform in terms of area under the curve?

What is meant by "complete set" in the context of affine wavelets?

Checking convolution property II of z transform

Can convolution of one signal with different signals give the same answer?

Reconstruction of an oversampled signal with sub-nyquist analog filters

Block code error control with $d \ge c+u+1$

Does Reed-Muller codes exist when $r = 0$ and $m = 0$?

what is the periodicity of $e^{j\omega n}$ when $\omega=0$?

About the order of a difference equation [duplicate]

What is the transfer function of this system y(n) =2y(n-1)?

Do convolution encoders exist with two separate (independent) inputs?