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Learning Data Transmission for HF Channel
Started by 10 months ago●2 replies●latest reply 10 months ago●166 viewsI am trying to learn data transmission through HF Channel for various multi path and fading conditions.I will be designing and coding for simulation.I am planning...
An Online Mathematics Reference Book
Started by 1 year ago●17 replies●latest reply 10 months ago●576 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...
Started by 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()....
Started by 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 11 months ago●18 replies●latest reply 11 months ago●215 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 4 years ago●7 replies●latest reply 11 months ago●303 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 1 year ago●4 replies●latest reply 11 months ago●252 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 12 months ago●14 replies●latest reply 11 months ago●345 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 1 year ago●5 replies●latest reply 12 months ago●348 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...
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