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xiaojun qiu

Showing 1 - 3 of 3 results for “xiaojun qiu
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  • Acoustic Waves Generated by Parametric Array Loudspeakers

    Parametric array loudspeakers (PALs) are capable of generating highly directional audio beams from nonlinear interactions of intense airborne ultrasound waves. This unique capability holds great potential in audio engineering. This book systematically introduces the physical principles of acoustics waves generated by PALs, along with the commonly used and the state-of-the-art numerical models, ... Read more

    $73.99 USD

  • An Introduction to Virtual Sound Barriers

    by Xiaojun Qiu ...
    A virtual sound barrier is an active noise control system that uses arrays of loudspeakers and microphones to create a useful size of quiet zone and can be used to reduce sound propagation, radiation, or transmission from noise sources or to reduce noise level around people in a noisy environment. This book introduces the history, principle, and design methods of virtual sound barriers first, and ... Read more

    $68.99 USD

  • Active Control of Noise and Vibration

    Integrating active control of both sound and vibration, this comprehensive two-volume set combines coverage of fundamental principles with the most recent theoretical and practical developments. The authors explain how to design and implement successful active control systems in practice and detail the pitfalls one must avoid to ensure a reliable and stable system. Extensively revised, updated, ... Read more

    $300.00 USD