Measure Sound Absorbing Materials’ Properties in situ at Low Frequencies for Our Rooms’ Acoustic Comfortableness
Researchers ZHANG Yankai, KUANG Zheng, WU Ming and YANG Jun from the Key Laboratory of Noise and Vibration Research of the Institute of Acoustics, Chinese Academy of Sciences recently propose a new method of measuring the acoustic impedance a...
Read More >>New Robust Sensor Appears to Detect Organophosphorous Compounds
A new robust wireless and passive SAW based chemical sensor for organophosphorous compound detection has been proposed recently by several researchers from Zhejiang University of Media and Communications, the Institute of Acoustics of the Chi...
Read More >>Off-grid Model Can Synthesize Pattern More Accurately and Efficiently
A novel off-grid synthesis method is proposed by researchers from the Key Laboratory of Information Technology for Autonomous Underwater Vehicles of the Chinese Academy of Sciences. This method can estimate the sparse array element positions ...
Read More >>Fast High-accuracy Algorithm of Direction of Arrival Estimation Applies to Both Single and Multiple Snapshots
A high-efficiency iterative algorithm is recently developed by researchers from the Institute of Acoustics of the Chinese Academy of Sciences, based on the fast relevance vector machine (FastRVM) and the off-grid model. This new approach appl...
Read More >>In the Deep-water Area of the South China Sea, the Geoacoustic Inversion Method Is Used for Bottom Parameters
Geoacoustic inversion is an important issue in underwater acoustics. With the development of underwater acoustics from shallow to deep water, geoacoustic inversion needs be researched into more depth in deep water. Recently, in the deep-water...
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