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A 25 kHz drifting-boat channel recorded near Singapore in November 2024, over a 100-400 m range with a 3-element vertical array and impulsive ambient noise.
  • Experiment:
    • Location: Singapore
    • Date recorded: November 2024
    • Center frequency: fc = 25 kHz
    • Bandwidth: B = 9.6 kHz
    • Symbol rate: R = 9.6 ksym/s
    • Distance: d = 100-400 m
    • Tx/Rx/water depth: dT/dR/dw = 6 m/4.6 m/8-20 m
    • Mobility: drifting
    • Receiving array: vertical, M = 3 elements, ℓ = 0.8 m spacing (numbered top to bottom)
  • Parameters:
    • Sampling rate in delay: fs = 2R
    • Total delay coverage: up to 40 ms
    • Sampling rate in time: R/100 for the channel response, 2R for the phase/delay
    • Total time coverage: 50 seconds