About NOMURA HIDEYUKI
About loudspeaker
About array
About acoustic wave propagation
About wave propagation
About acoustic wave
About signal modulation
About Sound
About waveform distortion
About acoustic measurement
About parametric array
About Nonlinear wave propagation
About strain
About parametric loudspeaker
About パラメトリック差音
About 音場測定
About 音場予測
About 可聴音波
About Nonlinear propagation
About modulation system
About Audio equipment
About パラメトリックスピーカ
About 可聴音
About 原理