Questions tagged [bpsk]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
2
votes
1answer
39 views

creating IQ data for LMS6002D SDR

I have an FPGA connected to an LMS6002D SDR from Lime micro. I also have an BladeRF board which I am using to help me verify the functionality. I starting out with trying to create IQ data for BPSK ...
0
votes
1answer
24 views

Calculating throughput of BPSK channel with roll-off, error correction code, packet loss

A digital signal is transmitted with packets of: 240 bytes of information. control header of 10 bytes. reference signal of 700 μs/packet BPSK modulation. rolling factor of 0.25 1 MHz band. coding ...
1
vote
1answer
205 views

Probability of error of 2 identical BPSK channels

we know probability of error of single BPSK system is \$ Q(\sqrt{\frac{2E}{N}}) \$ then what will be the probability of error when two independent identical channels are connected and hence what will ...
0
votes
1answer
148 views

Differential encoder output of PSK modulation input

I am a bit confused to the answer given for the following question. The question reads as follows: If the input to a binary differential PSK modulation system is 01100101000111 tabulate The ...
0
votes
1answer
91 views

Will a BPSK Demodulator designed for [ 0º , 180º ] symbols work for [ +60º , -60º ] symbols?

I am using an IQ-based digital demodulator circuit IC to receive and decode BPSK signals. It is designed for ordinary BPSK signals, which have [ 0º , 180º ]. However, the signals I am intending to ...
1
vote
1answer
229 views

BPSK and ULTRASOUND [closed]

I need to design a system which will allow me to transmit data via ultrasound. I'm using BPSK modulation, the transducer frequency is 40Hz and the chipping frequency is 5kHz (however I can easily ...
2
votes
1answer
224 views

Simulation of BPSK in fading channels

I'm trying to simulate BPSK in a channel with Rayleigh fading and AWGN, then obtain the Bit Error Probability (BEP). My program is written in C. I compared my BEP vs \$\frac{E_b}{N_0}\$ (SNR per bit) ...
1
vote
1answer
486 views

BPSK modulator with DDS on FPGA

I was developing a BPSK modulator with an AD9852. Since AD doesn't seem to offer any way to functionally simulate their DDS ICs, suddenly i see myself in the need to change for a FPGA architecture. I ...
0
votes
1answer
1k views

Calculating Data rate function of bandwidth and SNR

I plotted BER vs SNR for BPSK modulation in Matlab and I am given bandwidth of channel (bandlimited channel). lets say it is BW1. I would like to find the data rate based on this information. I am ...
1
vote
0answers
972 views

Porting Costas Loop from Matlab to FPGA

I have designed a Costas Loop for carrier synchronization in MATLAB, here is my code: ...
-1
votes
1answer
2k views

Implementation of PSK modulation/demodulation

I want to implement a BPSK modulation/demodulation using a microcontroller (Arduino Due). The carrier signal should be at 1-50 MHz and the information rate at 300 KHz. For the sender part I would ...
4
votes
1answer
438 views

Why it has used BPSK modulation after OFDM?

I am quite new to OFDM modulation. I am reading this from a tutorial. In one of its parts, for showing amplitude variation of the OFDM signals, there is a graph that has used 8 sub-carriers and BPSK ...
-1
votes
1answer
403 views

BER for BPSK over AWGN Channel [closed]

A BPSK scheme operating over an AWGN channel with noise power spectral density of \$N/2\$, uses equiprobable signals \$S_1(t) = \sqrt{\frac{2E}{T} sin\ t}\$ and \$S_2(t) = -\sqrt{\frac{2E}{T}sin\ t}\$ ...
0
votes
1answer
662 views

BER for AWGN Channel

I'm finding it very difficult to tackle questions in exams involving calculation of Probability of error and Bit error rate for various digital modulation schemes involving AWGN Channel. Firstly is ...
2
votes
2answers
2k views

How to get BPSK data from I/Q signal

I am using AD8347(0.8 GHz to 2.7 GHz Direct Conversion Quadrature Demodulator) to demodulate a BPSK modulated carrier wave. There is no intermediate frequency used. By feeding the signal into this ...
5
votes
1answer
1k views

Designing an optimal BPSK and/or QPSK transciever in SDR

I'm currently working on writing firmware for the modem on a cube satellite for my university's satellite team. My primary goal is to implement the data uplink & downlink. The RF system, ...