# Qpsk trabalhos

QPSK modulation with 2 and 4 bit quantization

Q1. This is to design a PSK (phase shift keying) system and assess the effects of number of constellation as well as communication channel. (i) Use Simulink to design a Binary PSK (BPSK) communication system as in the uploaded figure a. Use random binary source generator and AWGN (additive white Gaussian noise) as your channel effect. Use oscilloscopes and constellation maps to inspect the sig...

Hi Hamid M., I noticed your profile and would like to offer you my project. We can discuss any details over chat. Kindly, I want to build a system which are 1. (two antenna transmitter and two antenna receiver). 2. MIMO-OFDM based on SUI). 3. I want to try the system with different modulations such as (BPSK, QPSK, QAM, and 16 QAM, 32 QAM) each time with different (LDPC, RD, and Convolution) co...

We are looking for freelancer specific experience within RF mesh stacks where physical and mac layer should be based on IEEE 802.15.4(g). Currently we are using 2.4 GHz. The development would be on SIlab chips EFR32FG12 and EFR32MG12. You should have some knowledge about different modulations such as • MR-FSK: 2FSK and 4FSK • MR-O-QPSK: DSSS and multiplexed DSSS and what are the pros ...

I need to integrate the Xilinx kintex 7 board (KCU105) with AD9361 module (RF) in order to transmit a communication system like QPSK. I want to know a start guide for work with 2 enviroment of programing: Simulink and Vivado.

I have a MATLAB code for underwater communication system where I give audio signal as an input to the transmitter code. I carry out following processes on the audio signal :- 1. MELP Speech encoding. 2. QPSK modulation 3. Carrier modulation The output of transmitter code is given to receiver code which performs:- 1. Carrier demodulation. 2. QPSK demodulation 3. MELP speech decoding. Presently the ...

Your project consists of simulating a DL OFDM signal assuming single port output (no MIMO). The signal consists of samples spaced Tc apart and using the NR number of subcarriers and subcarrier spacing as specified in TS 38.101-1 (FR1 range only, Table 5.3.2-1). To map the bit stream onto the complex QPSK, 16QAM and 64QAM symbols, use the mapping rules provided in TS 38.211, sections 5.1.3, 5.1.4 a...

I have a MATLAB code for underwater communication system where I give audio signal as an input to the transmitter code. I carry out following processes on the audio signal :- 1. MELP Speech encoding. 2. QPSK modulation 3. Carrier modulation The output of transmitter code is given to receiver code which performs:- 1. Carrier demodulation. 2. QPSK demodulation 3. MELP speech decoding. Presently the ...

the analysis of modulations ( .qpsk ,8psk ,16qam and 64) on MIMO-OFDM system over AWGN,Rician and Rayleigh channels and their effect on BER for high data rates esented. The proposed MIMO-OFDM system with OSTBC using 2x2,4x4and 8X8 antenna configuration

Simulate and plot the bit-error-rate (BER) versus signal-to-noise-ratio (SNR) curve for QPSK and 16-QAM for the range of SNR from 0 dB to 20 dB (you could simulate every 2 dB, i.e., 0 dB, 2 dB, . . ., 20 dB). Compare the simulated curve with the theoretical curve. So you need to have 2 figures (one for QPSK and one for 16-QAM) and each figure should contain 2 curves (one from simulation and one fr...

When signal-to-noise ratio is 0dB , 8dB , 16 dB , plot the noisy constellation points for 16-QAM and QPSK .You need to have 6 figures ( 3 for QPSK , where one corresponds to SNR value , 3 for 16-QAM ) Matlab code is necessary and figures must be labelled .

plot and simulate bit-error-rate versus signal-to-noise-ratio curve for QPSK and 16-QAM for SNR ranges between 0dB to 20dB .Simulate every 2 dB i.e. 0dB,2dB,4dB,......[fazer login para ver a URL] compare theoretical and simulated [fazer login para ver a URL] figures must be plotted i.e. QPSK and 16-QAM and each figure must have 2 curves i.e. one from theoretical formula and other from [fazer login...

FIRST THE PERSON CAN SEND US THE SOFTWARE AFTER SIMULATION SO THAT WE CAN TEST THE SIMULATION HERE. THE TWO main software to be used are OPNET 17.5 and OMNET ++, OR ANY OF THE BELOW Using a data to be send later. MODELLING, SIMULAING and visualizing the performance of the communications in 4G LTE OBJECCTIVE TITLE as approved:TO ESTIMATE AND MODIFY THE EXISTING NETWORK CAPACITY OF SPECTRA...

I want a freelancer to do Matlab coding for OFDM System. These codes are also available online so freelancer can use the existing codes. I just want the below two simulations to work and get the output in Matlab. Simulation 1: Write matlab code to Simulate OFDM system with different modulation scheme like (BPSK , QPSK and (16 , 64) QAM) and the transmitted signal pass through mutlipath rayleig...

I want a freelancer to do Matlab coding for OFDM System. These codes are also available online so freelancer can use the existing codes. I just want the below two simulations to work and get the output in Matlab. Simulation 1: Write matlab code to Simulate OFDM system with different modulation scheme like (BPSK , QPSK and (16 , 64) QAM) and the transmitted signal pass through mutlipath rayleig...

A (PSK) modulator/ demodulator for the ARTIX7-200 platform is needed. This project is a mere test for the abilities of the bidder. Several Add-On projects will follow. An PSK (BPSK, QPSK, OQPSK, 8-PSK) modulator/ demodulator for the ARTIX7-200 platform is needed. The PSK modulator must have a sampling rate selection between 1ksps-400 MSPS, The PSK demodulator must have a sampling rate selec...

A Gnu Radio Flowgraph (parameter based) for LimeSDR is needed: TX Side: TCP/IP Source -> CCSDS encoding (formatting-scrambling) -> BPSK/QPSK modulation -> Sink (Osmocom or other) RX Side: Source (Osmocom or other) -> BPSK/QPSK demodulation (carrier +clock recovery- Costas loop included) ->CCSDS decoding (descrambling included)->TCP/IP Sink "LimeSDR ownership is neede...

We need to develop a QPSK demodulator FPGA xilinx based.

ADAPTIVE MODULATION AND CODING REQUIREMENTS: *Bandwidth =20 MHz; *Number of FFT NFFT=64; *Number of Data subcarrier Nd = 48; *Number of pilot Np =4; *Guard Interval = ¼ of symbol period Ts; *OFDM transmission: 52 (i.e Nd+Np) *Pilot data interval = 13 sub-carriers, starting from the 6th; *Indices of the pilot sub-carier = 6th, 19th, 32nd and 45th sub-carrier; * All mandatory and o...

I need some to write like a chapter about OFDM system with mathematical equations about 5 to 10 pages with out any plagiarism. I need some to write like a chapter about OFDM system with mathematical equations about 5 to 10 pages with out any plagiarism. I want a description of this attached block diagram with all equation and mathematical staff for OFDM SYSTEM in sequences starting from first bl...

I need some to write like a chapter about OFDM system with mathematical equations about 5 to 10 pages with out any plagiarism. I need some to write like a chapter about OFDM system with mathematical equations about 5 to 10 pages with out any plagiarism. I want a description of this attached block diagram with all equation and mathematical staff for OFDM SYSTEM in sequences starting from first bl...

ADAPTIVE MODULATION AND CODING REQUIREMENTS: *Bandwidth =20 MHz; *Number of FFT NFFT=64; *Number of Data subcarrier Nd = 48; *Number of pilot Np =4; *Guard Interval = ¼ of symbol period Ts; *OFDM transmission: 52 (i.e Nd+Np) *Pilot data interval = 13 sub-carriers, starting from the 6th; *Indices of the pilot sub-carier = 6th, 19th, 32nd and 45th sub-carrier; * All mandatory and o...

Hello, This is a little project in matlab and Octave. I need a simulation of the QPSK digital configuration implemented. The configuration is two-dimensional. In Matlab and in Octave, it is convenient to express th symbols as complex numbers (the real part is the congruent component and the imaginary. DETAILS ATTACHED IN THE DOC Thank you in advance

ADAPTIVE MODULATION AND CODING REQUIREMENTS: *Bandwidth =20 MHz; *Number of FFT NFFT=64; *Number of Data subcarrier Nd = 48; *Number of pilot Np =4; *Guard Interval = ¼ of symbol period Ts; *OFDM transmission: 52 (i.e Nd+Np) *Pilot data interval = 13 sub-carriers, starting from the 6th; *Indices of the pilot sub-carier = 6th, 19th, 32nd and 45th sub-carrier; * All mandatory and optional da...

Can you help me simulate the Fig.2 3 4 5 of the paper using Matlab? and finally provide me the Matlab code to justisy you finish it.rnIt is better to finish it in 5 days.rnrn"Experimental ResultsrnrnWe consider a system with M antennas at each BS, Q= 3 cells, and K =10 users in each cell. The same sets of phase shifted orthogonal pilot sequences are reused in other cells. We ...

Abstract: Pulse shaping is examined as a means to improve the performance of a differential offset quadrature phase-shift keying system in a bandwidth-constrained environment. Through optimization with respect to a composite Nyquist criterion, the derived pulse shapes have comparable performance to a pi/4-differential quadrature phase-shift keying in an additive white Gaussian noise (AWGN) chan...

I am looking for a freelancer to help me with my project. my budget is $200. I have not provided a detailed description and have not uploaded any files.

A (PSK) modulator/ demodulator for the ZYNQ platform is needed. This project is a mere test for the abilities of the bidder. Several Add-On projects will follow. An PSK (BPSK, QPSK,8-PSK) modulator/ demodulator for the ZYNQ (ZC706) platform is needed. The developer will add the PSK (BPSK, QPSK,8-PSK) modulator/ demodulator core into the ADRV9371 HDL Reference Design.([fazer login para ver a UR...

Pulse shaping is examined as a means to improve the performance of a differential offset quadrature phase-shift keying system in a bandwidth-constrained environment. Through optimization with respect to a composite Nyquist criterion, the derived pulse shapes have comparable performance to a pi/4-differential quadrature phase-shift keying in an additive white Gaussian noise (AWGN) channel and bette...

Hi, I am facing some problems in my MATLAB project. And this is my project details: Project: QPSK Modem This project is to design and implement a digital communications system using QPSK modulation. The project should be implemented in Matlab and simulink uses Communications System objects to simulate the QPSK transceiver. In particular, it should illustrate methods to address real-world ...

I need to design a cognative radio using the GNU radio companion toolkit. The hardware i have is 2 each of the following: Raspberry Pi 3, RTL-SDR dongle, eRA connect2-pi transceiver. In the scenario, rather than avoiding Primary users, the radio is trying to avoid large amounts of noise/interference as the current infrastructure is rendered useless following a natural disaster. The have the b...

I need you to develop some software for me. I would like this software to be developed . I need to design a cognative radio using the GNU radio companion toolkit. The hardware i have is 2 each of the following: Raspberry Pi 3, RTL-SDR dongle, eRA connect2-pi transceiver. In the scenario, rather than avoiding Primary users, the radio is trying to avoid large amounts of noise/interference as the c...

Rayleigh Channel to be designed using doppler frequency using techniques like BPSK and QPSK

Can you help me simulate the Fig.2 3 4 5 of the paper using Matlab? and finally provide me the Matlab code to justisy you finish it.rnIt is better to finish it in 5 days.rnrn"Experimental ResultsrnrnWe consider a system with M antennas at each BS, Q= 3 cells, and K =10 users in each cell. The same sets of phase shifted orthogonal pilot sequences are reused in other cells. We ...

A protocol is an agreement between two peer layers on how communication should proceed. It is like a language that both peers understand without which the communication between them would be impossible. One of the tasks handled by a Data Link Layer (DLL) protocol is error detection and correction. On the other hand, one of the essential tasks handled by a Physical Layer (PHY) protocol is modulatin...

A protocol is an agreement between two peer layers on how communication should proceed. It is like a language that both peers understand without which the communication between them would be impossible. One of the tasks handled by a Data Link Layer (DLL) protocol is error detection and correction. On the other hand, one of the essential tasks handled by a Physical Layer (PHY) protocol is modulatin...

write matlab code for low density signature(SCMA) simulation to get ber performance. this simulation need to include BPSK-LDS QPSK-LDS 8QAM-LDS and 16QAM-LDS. you can get reference for lds at below- mainly about symbol based message passing algorithm. [fazer login para ver a URL]

write matlab code for low density signature(SCMA) simulation to get ber performance. this simulation need to include BPSK-LDS QPSK-LDS 8QAM-LDS and 16QAM-LDS. you can get reference for lds at below- mainly about symbol based message passing algorithm. [fazer login para ver a URL]

Multiple-antenna techniques constitute a key technology for modern wireless communications, which trade-off superior error performance and higher data rates for increased system complexity and cost. Spatial Modulation (SM) has been recently proposed as a new modulation concept for MIMO (multiple-input, multiple-output) systems, which aims at reducing the complexity and cost of multiple-antenna sch...

My aim is to cancel the interference and noise occurred in a speech signal when sent through a wireless network. We have to modulate the speech signal at the source using Quadrature Phase Shift Keying (QPSK) modulation and pass it through the transmission channel where the speech signal encounters Log Normal Shadowing Path Loss, multi-path Rayleigh Fading which introduces Inter-Symbol Interferenc...

Part 1: QPSK Receiver with certain design parameters (as in the attached) Part 2: RF Spectrum Sensing & Classification Engine (as in the attached)

he purpose of this project is to explore direct transmission of a digital image through a communication channel corrupted by AWGN. The attached lenna image is the digital image for this purpose. The matlab commands "imread" and "imshow" can be used to read such images and display them. For details, please type help imread etc in matlab command window. (1) Simulate transmission...

I want a simulated OFDM system which is done by Simulink. After which the Bit error rate is measured over a range of Signal to Noise ratio for different digital modulated schemes(QPSK, BPSK,16QAM, and 64 QAM). The graph is plotted for the results, using Matlab code in a combined form.

Getting started, QPSK Modulation, Direct Sequence Spread Spectrum

Urgent- Should be delivered in 2 days. budget (50$-150$) To model a wireless communication system in IoT environment with 1 receiver (AP) and 4 transmitters (things) of different specifications. data will be transmitted from all 4 links using different modulation schemes (BPSK,QPSK,8PSK,QAM,16-QAM). channel is AWGN with Rayleigh fading and log-normal shadowing. Need to include channel coding (con...

I am trying to analyse the performance of the different digital modulation schemes (BPSK,QPSK,QAM) of (MIMO) OFDM systems using the parameters of signal to noise ratio and bit error rate. At the end, I want to have a graphical representation for each digital modulation scheme of the OFDM system(bit error rate against the signal to nosie ratio).

The purpose of this project is to compare BPSK and QPSK over both an AWGN channel and a Rummler channel (two-path) model. You are required to model transmitter channel and receiver and present your findings. The report should not be more than 6 pages. It is not necessary to give the theory of BPSK or QPSK. State any assumptions made Power level, Noise figure etc. The report should contain as much...

to model IoT where 4 different priority's users (nodes) with different data rates, transmitting power, distance, packet sizes,path-loss are there. 1 central Access Point is working as a [fazer login para ver a URL] BPSK,QPSK,8PSK,QAM,16QAM for AWGN and Rayleigh we have to show end-to-end packet error rate, energy consumption and energy efficiency all versus packet size. the results should be ...

wireless communication schemes for internet of things where I have 4 types of devices (nodes) based on different priority, acting as transmitters and have 1 Access Point as receiver. Modulation schemes used are BPSK for rayleigh and AWGN channel, QPSK for Rayleigh, 8PSK for AWGN, QAM for AWGN and 16 QAM for AWGN. all devices are having different transmitting powers, data rates, reference distance...

Performance Analysis on Spectrum Sensing Techniques in Cognitive Radio System. The project is targeted towards designing Matlab Code that can be used to do a comparative analysis of Transmitter Detection Techniques (Matched filter, energy detection, and cyclostationary featured detection) in a cognitive radio. the focus would be to use modulation techniques such as BPSK, QPSK, M-QAM, and OFDM...