A Control Source Structure of Single Loudspeaker and Rear Sound Interference for Inexpensive Active Noise Control

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<g transform="matrix(.012,-0,0,-.012,12.375,19.088)"><path d="M475 445l-64 -69q-119 -128 -289 -280q27 6 81 -15q66 -26 102 -26q48 0 111 93l23 -19q-41 -84 -75.5 -116.5t-73.5 -32.5q-37 0 -147 53q-43 21 -63 7q-22 -15 -38 -41q-4 -7 -11 -7q-8 10 -8 26q0 38 47 83l292 273q-32 -5 -67 -1q-63 7 -105 7q-32 0 -53.5 -22
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Advances in Acoustics and Vibration

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Figure 7

Figure 7: A Control Source Structure of Single Loudspeaker and Rear Sound Interference for Inexpensive Active Noise Control 