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An Online Mathematics Reference Book
Started by 8 months ago●17 replies●latest reply 6 months ago●559 viewsSome of the "ol' timers" here may remember the valuable and popular book titled "CRC Standard Mathematical Tables" published by the Chemical Rubber Co., in Cleveland...
Hi all-Does anyone know what M(QN) notation means ? For example 15(Q16) ?I'm familiar with QN, QN.M, but not with a leading number followed by
parens. I suspect...
Hi All,I need to convert a (fixed point) stereo 16bit/32kHz stream into stereo 16bit/16kHz (on a Cortex M4). For this I have successfully used the CMSIS-DSP function arm_fir_decimate_q15()....
Hi,I have a frequency domain data (that is non-causal). How can I calculate the IFFT in MATLAB so that I can visualize the impulse response behavior of t<0.Thanks...
How can I estimate the 2 parameters of this signal?
Started by 7 months ago●18 replies●latest reply 7 months ago●182 viewsI have a digital signal of fixed length (e.g. 100 samples). Somewhere within this signal is a contiguous region characterized by "low variance". The remainder of...
Rice channel + AWGN with lower BER than AWGN alone ??
Started by 3 years ago●7 replies●latest reply 7 months ago●263 viewsHello!I am playing with the Matlab simulation of an OFDM-based modem I have created, and I am facing a weird problem: I have my frames pass through the "usual encoding/mapping/modulation/IFFT",...
FFT-Based Equation Error Method - JOS
Started by 10 months ago●4 replies●latest reply 7 months ago●242 viewsHi,
I'm currently trying to implement the FFT-based equation method for filter design outlined by JOS, details of which can be found here. Specifically, I'm...
Help with PDM filter, please and thanks
Started by 7 months ago●14 replies●latest reply 7 months ago●257 viewsIt's been some time since I've had anything to do with DSP. With that said, I have a project requiring this skill set here and need help. I kept returning to this...
The Related Sites have Undergone a Major Upgrade - Please Report any Website Issue
Started by 8 months ago●5 replies●latest reply 8 months ago●323 viewsOver the last few weeks, we've been busy getting ready for a major back-end software and hardware upgrade for the Related sites and the big move finally took...
FM Carrier Recovery for AOA Calculation
Started by 8 months ago●1 reply●latest reply 8 months ago●172 viewsIs there a way to recover a carrier of an FM signal to use for an Angle of Arrival calculation? I am using GNURadio and gr-aoa (https://github.com/MarcinWachowiak/gr-aoa)...
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