PhD in E.E. is it really worth it

Started by Marcinstein 4 months ago15 replieslatest reply 4 months ago192 views
Hi everyone,Maybe this is not an ordinary question but I would like to ask all of you, who has many years of experience as professionals engineers, and who knows...

DDSP combines DSP with a Neural Network

Started by woodpecker 4 months ago3 replieslatest reply 4 months ago131 views
Hi everyone,I recently stumbled across the Differentiable DSP (DDSP) library for Python/Tensorflow. This seems to combine DSP techniques with a neural network in...

Computing the delay from a room response FIR filter

Started by planb_buzz 4 months ago9 replieslatest reply 4 months ago100 views
Hello,I'm trying to figure out the best way to compute the delay from a room response filter. This room response filter was measured by playing white noise from...

GMSK bandwidth

Started by Artur1988 4 months ago2 replieslatest reply 4 months ago69 views
Hi all,I'm trying to generate a GMSK signal in accordance to the GSM specifications. To do so, I'm using the GNU Radio software and the following parameters:*Samples/Symbol...

Filtering a sine wave with ALE

Started by Artur1988 4 months ago5 replieslatest reply 4 months ago111 views
Hello all,I'm trying to recover a sine wave which is embedded in periodic FM noise (span: 100MHz; cycle: 10 MHz) by means of an adaptive line enhancer (ALE). The...

Suggested Midterm for a class in Error Correcting Codes

Started by Tim Wescott 6 months ago6 replieslatest reply 4 months ago87 views
I'll never teach the class, so I need to mention it here:Take "hello world!", encode it into Baudot-Murray code (so, 60 bits out).Run it through a suitable rate...

Do we use a Matched filter in an OFDM system for pulse shaping?

Started by amitjonak 6 months ago4 replieslatest reply 4 months ago102 views
Hello!Just like we can use a SRRC filter for pulse shaping BPSK symbols, why is it that we cannot use a SRRC filter for pulse shaping a BPSK modulated OFDM symbol?...

Who discovered the math of the digital polar discriminator?

Started by Gsparky2004 5 months ago25 replieslatest reply 5 months ago112 views
Good morning, everyone! I've been researching the history of digital demodulation, and Rick Lyons passed this thesis paper written by James Shima on to me. In it,...

Undersampling FM radio frequencies

Started by furkankalayci 5 months ago10 replieslatest reply 5 months ago120 views
Hi all,I am making a project about FPGA based software defined radio. I need to sample FM signal(88-108Mhz) to the baseband. I am using DE0 nano FPGA board and it...

Why does the Marginal Hilbert Spectrum of an anharmonic oscillator have two peaks?

Started by MagnusWDHH 5 months ago1 replylatest reply 5 months ago80 views
I've been looking at the marginal Hilbert Spectra of both the simple harmonic oscillator and an anharmonic Morse oscillator. I have found that while the SHO has...

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