Tri-Link Communication Chain with Acoustic, Optical & RF Systems
Real-Time Communication System Simulations
Simulate Orthogonal Frequency Division Multiplexing for underwater acoustic communications with multipath resistance and Doppler compensation.
Acoustic PHYInteractive acoustic propagation with frequency-dependent attenuation, multipath delay spread, and ambient noise characteristics.
Channel ModelingHigh-bandwidth optical communication using 450-550nm wavelengths with turbidity effects and alignment challenges at 5-20m range.
Optical PHYCompare BPSK, QPSK, 8-PSK, and QAM under varying SNR with constellation diagrams and BER performance curves.
ModulationForward error correction with Reed-Solomon, convolutional, and LDPC codes to combat high underwater error rates.
Channel CodingEnergy detection and cyclostationary analysis for cognitive radio and dynamic spectrum access in congested bands.
Cognitive RadioMedium access control strategies: ALOHA, CSMA/CA, TDMA, and hybrid protocols for long-delay acoustic networks.
MAC LayerSurface gateway linking underwater acoustic to satellite/cellular with buffering, protocol conversion, and QoS management.
GatewayLow Probability of Intercept signaling with spread spectrum, frequency hopping, and chirp modulation for covert operations.
LPI/LPDEnd-to-end link analysis with transmission loss, noise floor, SNR margins, and fade margins for mission planning.
Link AnalysisEstimate and compensate for Doppler shifts from moving platforms using pilot tones and channel estimation.
Doppler CompensationMulti-node underwater network with routing, flooding protocols, and end-to-end latency analysis for AUV swarms.
NetworkingAdvanced Communication System Design Tools
Design complete communication systems with component selection, performance prediction, and trade-off analysis.
Estimate channel impulse response, coherence bandwidth, and delay spread from received waveforms.
Record and analyze transmitted/received waveforms with time-frequency analysis and spectrogram visualization.
Export signal data in GNU Radio, MATLAB, HDF5, and SDR formats for hardware testing and validation.
Statistical performance evaluation with automated BER/PER sweeps across SNR, Doppler, and multipath conditions.
Advanced signal visualization with constellation diagrams, eye patterns, spectrograms, and waterfall plots.
Comprehensive Guides and References