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updated 3 months ago

LTE Cell Search (from A/D samples to PBCH MIB decoding) by Xianjun Jiao

Decode TDD/FDD LTE PBCH MIB message from 1.92Msps A/D samples. (lte tdlte sdrsoftware...)

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updated 6 months ago

rtl-sdr: multi-dongles based flexible spectrum scanner by Xianjun Jiao

Multi-dongles scanner with configurable parameters: start-end frequency, RBW, num of dongles, etc. (rtlsdr, software defined radi..., spectrum scanner)

raw2iq(a)

set_freq_tcp(tcp_obj, freq)

set_gain_tcp(tcp_obj, gain)

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updated 6 months ago

rtl-sdr: multi-dongles based GSM FCCH scanner by Xianjun Jiao

Multi-dongles parallel GSM FCCH scanner to help you find GSM broadcasting carrier quickly! (rtlsdr, rtl_tcp, gsm)

FCCH_coarse_position(s, decimation_ratio)

move_fft_snr_runtime_avg(s, mv_len, fft_len, th)

raw2iq(a)

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updated 10 months ago

A Synchronized Mil-Std-188-110B Receiver by Dick Benson

Extends the shipping "188" modem. Features a synchronized 1200 bps / short interleave receiver. (communications, synchronization, equalizer)

example_sel2html(fn,new,Click_Sensed)

mil_188_gui(varargin)

mil_std_188110b_initmask_ship(block)

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updated 10 months ago

Analog / Mixed Signal Examples by Dick Benson

Extensive collection of examples for analog and mixed signal design work. (dsp, circuit, rf)

[Out1,Out2]=qsynth(Action,In1,In2)

analyze_BPF(Lval,Cval,Z0)

curveintersect.m

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updated 10 months ago

PSK31 Model with Symbol Timing and Carrier Recovery by Dick Benson

Updated version of PSK31 communication standard that is now R2013B compliant. (wireless, psk31, qpsk)

[bitstream,char_table]=make_bits(msg)

[sout,char_table]=load_alpha()

message=read_text(file_name)

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updated 11 months ago

Gabor filtering on an image by Deepak Kumar Rout

Application of gabor filter on image (gabor filter, image processing, image)

gb=gabor_fn(sigma,theta,lambda,psi,gamma)

gabor_program.m

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updated 1 year ago

Chaotic Generators Demo by Bogdan Cristea

Chaotic generators demo can be used for studying the behavior of chaotic generators. (chaos, attractor, bifurcation diagram)

[waxis,Pyy,bic]=m_bicoher(y,nfft,wind,nsamp,overlap)

[waxis,Pyy]=m_powerspec(y,nfft,wind,nsamp,overlap)

attractor(action)

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updated almost 2 years ago

SCOPE: interactively tabulate SEER excel variables by Rex Cheung

This takes SEER excel column data interactively, tabulate them, write back in table format. (data import, data export, optimization)

output=xls2tabulate2xls(xlsfilename)

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updated 3 years ago

GPS Receiver using Xilinx FPGA and TI DSP by Dick Benson

These model files move from a system level GPS receiver channel to actual operating hardware. (gps, tracking, timing)

ca=ca_fpga;

example_sel2html(fn,new)

GPS_Capture.m

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updated 3 years ago

MSK modulation and Demodulation by Deepak Kumar Rout

Programs for minimum shift keying modulation and demodulation (msk, modulation, demodulation)

[ output_matrix ] =column_to_row( input_matrix )

[bit_stream ] =msk_demod( signal_ip,frequency,Tb)

msk_mod( bit_stream,frequency,Tb,Eb )

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updated 3 years ago

phase shift keying function by Deepak Kumar Rout

functions here return you the envelope of the signal there is option for frequency and power input (psk, phase shift keying, digital modulation)

[ output_matrix ] =column_to_row( input_matrix )

psk_demod( psk_signal,frequency )

psk_op(binary_data_input,carrier_frequency,signal_power)

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updated 4 years ago

Compare with hand coding and auto code generation of HDL by Akemi

You can confirm difference betwwen hand writing code and auto generation code. (aerospace, automotive, communications)

CommSys_DS_MS_cntl

CommSys_DS_cntl

FRAME_SYNC_cntl

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updated 4 years ago

Optical Communications Systems (SOFTDM Ver 1.5) Update Matlab 2010a by David Steckler

Toolbox/blockset about optical comunication system Sonet/SDH mapping over fiber optics (sonet, sdh, communication)

Acerca_SoftTDM.m

Average(u)

Circuito_Decision(u)

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updated 4 years ago

MFSK modulation in AWGN noise, with Reed-Solomon decoding by Jaco Versfeld

Simulate an AWGN channel with noncoherent MFSK modulation and Reed-Solomon coding. (mfsk, awgn, reedsolomon coding)

Compare(VectorA, VectorB,n,field);

ConvertMFSK2RS(Str1)

ConvertRS2MFSK(Str1)

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updated almost 5 years ago

MATLAB for Digital Communication by Won Yang

The MATLAB programs in "MATLAB/Simulink for Digital Communication" authored by Won Y. Yang et. al (matlab, signal processing, communiation)

AI=inv_GF2(A)

H_est=channel_estimate(X,y)

I=Gauss_Hermite(f,N,varargin)

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updated almost 5 years ago

Bluetooth voice transmission by Stuart McGarrity

Bluetooth Voice Transmission (wireless, bluetooth, voice)

poiss_gaus_prc(t,x,u,flag,lambda,m,v,seed)

poiss_gaus_prc(t,x,u,flag,lambda,m,v,seed)

bluetooth_init.m

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updated almost 5 years ago

Bluetooth Full Duplex Voice and Data Transmission by Stuart McGarrity

Simulink® and Stateflow® model of a full duplex Bluetooth® communication link. (wireless, stateflow matlab simu...)

poiss_gaus_prc(t,x,u,flag,lambda,m,v,seed)

poiss_gaus_prc(t,x,u,flag,lambda,m,v,seed)

bluetooth_init.m

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updated 6 years ago

MELP source code by Oleg Basov

MELP encoder and decoder in Matlab (coding theory, information theory, melp)

d_ase.m

d_disp.m

d_ga.m

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updated 7 years ago

n-PSK modulation and demodulation by Santosh Shah

keep all files in a folder and run any of the test my speech file, with any value of n, in power of (wireless, psk, speech)

my_bi2de(b, msbflag)

my_de2bi(d, msbflag, n)

my_pskdemod(y , m)

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updated 7 years ago

M-QAM modulation and demodulation by Santosh Shah

this is the QAM modulation and demodulation tech. with speech example (wireless, qam, mqam)

my_bi2de(b, msbflag)

my_de2bi(d, msbflag, n)

my_qamdemod(y, m)

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updated 8 years ago

PERFORMANCE ANALYSIS OF SYMBOL/CHIP BASED MINIMUM VARIANCE BEAMFORMER CONFIGURATION FOR SYN by Paramasivam Karpagavalli

The symbol-based configuration can lead to a significant improvement in Signal-to-interference-plus- (wireless, sinr, ber)

output=user10chip()

output=user10sym()

output=user12chip()

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updated 8 years ago

UNSCENTED KALMAN FILTER by rc reddy

An example of UNSCENTED KALMAN FILTER (dsp, kalman, unscented)

MSMTUPDT(Xinew1,Xinew2,Xinew3,Yinew1,Yinew2,Yinew3,Xbark,...

TMUPDT(Wmo,Wmi,Wmin,Wco,Wci,Wcin,Sg11,Sg12,Sg13,Sg21,Sg22...

sigmacal(mn1,CV1,mn2,Qo,mn3,Ro,lam);

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updated 8 years ago

KALMAN FILTER by rc reddy

An example of KALMAN FILTER (dsp, kalman, filter)

KLMN(Ap,Xint_v,Uk,Qu,Vk,Qv,C,n);

kf11.m

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updated almost 9 years ago

Seri Fourier Gui by SAYED MEYSAM HOSSEINI

This figure display aspect of seri fourier. (gui tools, example, seri fourier gui)

serifouriergui_export(varargin)

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updated 9 years ago

Versatile Modulator by César Delgado González

Template for signal manipulation GUI. (bpsk, qpsk, qam)

...

BinaryToTXT.m

IQsignals.m

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updated 9 years ago

UWB Fixed-Point Model (Multiband OFDM) by Mike Mulligan

Ultrawideband (UWB) multiband OFDM physical layer with fixed-point transmitter/receiver modeling. (wireless, ultrawideband, uwb)

UWB_settings(OFDMDataSymPerFrame, OFDMWordLength);

UWB_settings(OFDMDataSymPerFrame, OFDMWordLength);

fpscaling(wordLength, LE, returnFracLength);

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updated 10 years ago

IEEE 802.11a WLAN model by Martin Clark

IEEE 802.11a WLAN physical layer model, with demonstration of adaptive modulation and coding. (wireless, 80211a, 80211)

IEEE80211a_graphics(s, ax, firstcall, params);

IEEE80211a_graphics(s, ax, firstcall, params);

IEEE80211a_open_graphics(blk, forceClose);

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updated almost 11 years ago

Home Networking Basis by Walter Chen

M-files for chapters 2-10 and Simulink models for Ethernet and Wireless Ethernet. (communications, home networking, homepna)

[A1,B1,C1,D1,Dn1]=sblockclc(aa,ba,ca,da,adn,ab,bb,cb,db,b...

[a,b,c,d]=blockabcd(r1,r2,r3,r4,r5,r6,l,c,f);

[a,b,c,d]=splitio(f,z0);

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updated 11 years ago

Defense Communications: US MIL-STD-188-110B Waveform Simulation by Alex Rodriguez

Simulink model of the physical layer of a communications system compliant to US MIL-STD-188-100B. (wireless, defense communication...)

MIL_STD_initmask(block)

MIL_STD_188_110B

MIL_STD_TestEncoderFigure4

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updated almost 12 years ago

CDMA2000 Downlink Simulink Models by Alex Rodriguez

Simulation of a CDMA2000 downlink system (wireless, cdma2000, cdma)

cdma2k_inttable(numSamp, rc);

cdma2k_load.m

cdma2k_lib

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