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Technical discussion about Matlab and issues related to Digital Signal Processing.
Search Results for "fir"
Spectral Transformation for FIR filters...
lmad...@yahoo.com - Mar 29 2006
Hi All,
I am attempting a spectral transformation for FIR filters. My intention is to convert Low Pass FIR filters to Multiband (Bandstop or Bandpass) FIR filters.
I am aware ... 
Simulink FIR filter problem
petrov05 - Feb 27 2005
Hi!
The world of DSP is new for me, and normally I have a question.
Can I implement FIR filter with matlab/simulink on TS320C6416 DSP,
using C64xx DSP... Re: FIR or IIR?
"kian.zarrin" - Dec 23 2007
Just summarizing what I said:
1-it is said that IIR filter with the same magnitude response has much
less order than FIR. What about phase response then.(the data might be
sto... Nonlinear fir filter design [2 Articles]
Appalayagari Sreedhar - Oct 25 2002
Hi
I want to know clearly, what exactly the non linear phase fir filters.
is the minimum phase fir filters are the nonlinear filters.
i need to design a ... Design of FIR Equaliser
supramaniamk - Feb 16 2005
Hi everyone,
Is there anyone familiar in the design of FIR equaliser
using some modification on the MATLAB REMEZ using the
Park's & McCellan program ... [Fwd: Re: Nonlinear fir filter design]
Jeff Brower - Oct 26 2002
Appalayagari Sreedhar-
Yes I agree that for audio applications you would want to stay with linear phase
FIR
filters, when possible given real-time processing a... FIR phase delay clarification needed
Alex Z - Mar 21 2006
Hello group.
Joined the group just recently, I'm B.Sc.EE forth year student
undertaking the final project which involves DSP and Control. Of
course, Matlab is the main tool.
Si... workspace coefficients in Simulink [2 Articles]
Nalin Pithwa - Feb 28 2003
Hello,
I am using MATLAB and Simulink based DSP/Communications Blockset in my
application. I need a small help. In the design of my system, one of the
blocks i... FIR Filter with Multiple Zeros.
Nitin Nangare - Apr 17 2001
I would be greatly obliged if some one could tell me How to Design FIR filter with Multiple Zeros using Matlab filter routine.
Thanks is advance for your co-operat... FIR Positive Coeff.
Ahmed Shahein - May 21 2006
Hallo Everybody,
I'd like to ask about FIR filter coefficients, I am using "firceqrip" command. I get all the coeff. in positive value, i.e., the impulse response is only p... FIR filter design [2 Articles]
"marinus.yates" - Sep 13 2007
Hi
I'm busy designing a decimation filter which takes 8 bits from a
excessively oversampled ADC and decimates the signal. I need a FIR
filter to have an increased resolution... neural networks
Logeshwaran Vijayan - Aug 6 2002
Hi all,
I am looking for matlab code for time delay neural
networks (TDNN) and FIR Multi-layer Perceptron (FIR MLP)?
As far as I know, these neural nets are no... IIR to FIR with window convertion
haak...@hotmail.com - May 26 2006
Hi all.
I have a question about a issue here.
I want to convert a non-linear IIR filter to a linear FIR filter as well as=
applying a window to it.
It seems like I'm doing... Broad transition band with high order low pass FIR filter. Possible?
Trung Nam Tran - Dec 5 2005
Hi
I am trying to design a low pass FIR filter with 4096 coefficients and transition band covers from 10kHz to 1MHz. Is there any chance I can do this coz normally with an ... Nonuniform SAmpling FIR
Emhemmed B Limsailkhi - Jan 5 2001
>Hi .... We are developing a nonuniform frequency sampling FIR digital
filter (lowpass) with linear phase using Matlab5.3 and DSP toolbox (I
dont remember the versi... Discussion : FIR vs IIR filters: Add your comments [5 Articles]
utd_anurag - Sep 3 2004
Hi,
I am new to this group.
I want to initiate a discussion pertaining to FIR and IIR filters.
I am adding my beliefs & have a few questions.
Please do add y... adaptive lms notch filter is IIR or FIR? [3 Articles]
ashw...@yahoo.com - Mar 14 2008
hi im doing a project regarding development of an adptive digital notch filter for the removal of 50hz noise from an ecg signal.i have the code.now my problem is when do the full r... help with half-band FIR filters..
Vivek Venugopal - Sep 27 2003
Hi,
I have a doubt with respect to half-band FIR filters...
WHile specifying weights for the remez function the response looks
weird when we specify w=[0.5 0.5]. ... 2-D digital filtering
Appalayagari Sreedhar - Jan 31 2003
Dear all,
I am working on the 2-D fir filtering,
i need to calculate the passband ripple and stopband attenuation for the 2-D fir
filtering case using matla... RE: Implementation of Linear phase IIR filter [2 Articles]
Chatonda Mtika - Sep 30 2003
Ooops, the example I gave the other day was incorrect. This
is what it should have been:
Let N(z) = (1 + z^-1)^p = b(z^2) + c(z^2)/z (for p >= 2)
Then H(z) ... FIlter Design [2 Articles]
CH R - Apr 5 2003
Hi
I am implementing FIR Filtrs in Matalb. I have basic doubts in
this. Actually i know the cutoff frequencies and the Q factor for
my filter design.
I want ... LMS Equalization [2 Articles]
Helmi Kurniawan - Feb 26 2003
Hi all,
Anybody of you know how to use the matlab script provided in the book
DSP using matlab. The script is about LMS equalizer algorithm and as
follows:
... Re: Adding Zeroes to FIR Filter Coefficients to increase taps - Degrades Performance?
Jeff Brower - Oct 1 2008
Chinmoy-
> We have two FIR Filters, running on same input data, generated for different purposes.
> 1. FIR1 - N Taps (as generated in Matlab)
> 2. FIR2 - N+10 Taps (as gene... Effect of FIR LPF coefficients decimation [2 Articles]
alexzfoto - Jun 23 2006
Hi, here is the quesiton:
I have a simple linear phase FIR LPF designed by windowing using
hamming window, obtained its mathematical expression (lets call it h[n]).
Now, decimat... Can filter match both Magnitude and phase reponse [6 Articles]
gord_ao - Sep 11 2003
Hello folks,
I would really appreciate your insight in terms of how to design
digital filters to match both magnitude and phase of a narrow band
complex Analog... 16-QAM with root raised cossine filter [2 Articles]
"diogo.rodrigues" - Nov 7 2007
Can someone help me with a simulating 16-qam using square root raised
cossine filter?
This is the problem: even without noise, the filter are generanting
errors. What am i doing... Re: urgent ::rayleigh fading using jakes model
naga prasad - Mar 7 2005
hi ,
i could find out the way to calculate the channel coefficients
of rayleigh channel using jakes model but it required >1000 no to get
good response.
if f... Hilbert transform
Piyush Shah - Jul 27 2005
All
Background:
I have working with ultrasound signals (300 Khz) from a solid state sensor to a target at 3". The received signals from the sensor (300 Khz) are digitized... Re: How to Design a Comb Filter in Matlab
- Oct 22 2001
An comb filter, or sinc filter, is typically used in highly oversampled
situations because it has a monotonically decreasing passband ("droop")
which is much slo... FIR design Window method -Convolution
claudiocamera - Oct 9 2005
I came across the following problem in FIR design using window and
convolution techniques .
Project a FIR filter using a Hamming window to achieve the following
spec... POCS
- Mar 21 2002
hello to all
I want to design a FIR linear phase filter using Projection On Convex Set
method.
Anybody familiar with this and if he know how to do tha... Adding Zeroes to FIR Filter Coefficients to increase taps - Degrades Performance?
chin...@lntemsys.com - Oct 1 2008
Hi
We have two FIR Filters, running on same input data, generated for different purposes.
1. FIR1 - N Taps (as generated in Matlab)
2. FIR2 - N+10 Taps (as generated in Matla... Specifications of Band pass filter [3 Articles]
arur...@yahoo.co.in - Dec 5 2006
hi every body,
i am implementing a Band pass FIR filter,my centre freq is 5k and by band of interest is 2.5k to 7.5k.My doubt is how to make decission on passband freq1,passb... RE: envelope of a signal
Egler, Mark - Mar 14 2002
I think using the absolute value is better than squaring if you want a
linear estimate of the amplitude envelope. Either way, such a technique is
more like full-wav... rounding off the coefficients [2 Articles]
Appalayagari Sreedhar - Jan 7 2003
Dear all,
Happy New Year.
I am designing a FIR filter i want to study the finite wordlength effects,
i want to reduce the bit size for representing the c... Remez Filter Design in MATLAB [2 Articles]
- Oct 25 2001
Hi There,
Can any one tell me how to design a low pass FIR filter using remez exchange
algorithm
in MATLAB. An example will be highly appreciated.
I... Implementation of Parks-McClellan method without using remez function
pankaja_p2000 - Nov 8 2007
Hi friends,
Can any one provide me with the code for the
Implementation of Parks-McClellan method without using remez
function.I am in urgent need of it.I am doing... Import Simulink algorithms in Visual DSP++ ?
Zlatko Petroff - Apr 10 2003
Is there any possibility to import Simulink algorithms
(for example FIR filter) in Visual DSP++ 2.0 for DSP
21161?
Thank you in advance!
Zlatko
... QPSK or BPSK for ZF equalization
pado...@libero.it - Sep 23 2005
Hi all!!
I implemented in Matlab some different ZF equalizations, but I should change the input signal froma random [+1/-1] signal to a QPSK or BPSK signal (choosing number of... Rayleighchan function in matlab [2 Articles]
thouraya ben salem - Apr 21 2006
Hi all,
I am modelling a multipath rayleigh channel using matlab function Rayleighchan.
This function models the channel as a FIR filter. You can find the algorithm in th...