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Matlab]
ofdmRK777.rar
This simulation simulate wireless Coded OFDM over mobile multipath fading channel. The model use QPSK, Reed-Solomon Channel Coding, and training based channel estimation.
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[
Matlab]
modQPSK.rar
describe a way to modulate a QPSK.evaluate the performance of Bit error rate base on the signal to noise ratio
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matlab Upload User：
tangkfeng Size：
1K
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[
Matlab]
QPSK_ray.rar
QPSK modulation and demodulation and channel signal Gaussian rayleigh channel
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matlab Upload User：
wxmntxx Size：
1K
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Matlab]
QPSK_TX_IQ_RX_REV1.rar
M-file models a QPSK RXTX at passband using a correlation receiver and low pass filters. This m-file is a revision of QPSK TXRX SYSTEM ANALYSIS published earlier.
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[
Matlab]
QPSK_chain.zip
... of a baseband QPSK mod/demod:
TX : a pseudo random bit stream generation, Serial to parallel conversion, QPSK Mapping (Gray coding), Signal power computation
Channel : AWGN channel
RX: Soft Demapping/Hard Demapping, Plot constellations, Compute BER
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matlab Upload User：
dkplum Size：
4K
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Matlab]
Soft_demapping_QPSK.zip
soft Demapping QPSK : LLR computation using Euclidian distance approach, Parallel-to-Serial converter : needs I and Q components of QPSK symbols at the input
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matlab Upload User：
liquan0105 Size：
1K
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Matlab]
Good_ver_Soft_demapping_QPSK.zip
good version of soft Demapping QPSK : LLR computation using Euclidian distance approache, Parallel-to-Serial converter, needs I and Q componets of QPSK symbols at the input
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matlab Upload User：
szyuanwd Size：
1K
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Matlab]
demapping_soft_QPSK_good_version.zip
corrected version of Demapping QPSK : LLR computation using Euclidian distance approach, Parallel-to-Serial converter, needs I and Q componets of QPSK symbols at the input
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