FutureWatch - Super Microphones Coming to Eavesdropping Devices and...

... more mundane items like smart speakers and cell phones...  

 A KAIST research team ... has developed a bioinspired flexible piezoelectric acoustic sensor with multi-resonant ultrathin piezoelectric membrane mimicking the basilar membrane of the human cochlea. The flexible acoustic sensor has been miniaturized ... is ready for accurate and far-distant voice detection. more