2015??????????????Micro Electro Mechanical System??MEMS?????????????γ?????????????磨Electret Condenser Microphone??ECM???????2018????????????50????DIGITIMES Research????????????????????????????г??????????????????????????????????????????????MEMS????????????????????????????????MEMS???硢????????????????????????????????????

??????????????????г???MEMS?????????????????????????Notebook??NB???????????????????????????????????????????????????????????MEMS???????????

??MEMS???硢???IC???????????????????????????????????????????????????????????????У?MEMS?????????MEMS??о???Die??????ü????·??ASIC?????????????IC??????????????Amplifier????????????????Codec????о???

?????????棬￥??????Knowles Electronics???????????GoerTek?????????????AAC Technologies???2016?????MEMS?????????????????????????????Sony????????裨Infineon???????????????????壨STMicroelectronics??????????Bosch????TDK????????Omron??????????????????Integrated Device Manufacturer??IDM????MEMS???繩???????????????????????????

??2017???3?????????????????Amazon????Google???????Apple????????Sony????Bose??Harman?????????????????????????????????????????????????????????????????????????????????г??????

DIGITIMES Research?????????????????????????????????MEMS?????????????????????λ?????????????????????????????????????/????????????????????????????????????????????????????г????????λ??

2018?????MEMS??????????????50??????????????

MEMS?????ECM??????С?????????????????????????????????缼??????????仯??2015??MEMS??????38??????????γ??ECM??34????

2016?????MEMS????????????44????????????ECM??????33.5????????2018??MEMS??????????????50??????ECM???????????

2013~2018????????缼??????????仯?????

????????棬??????????????????г???MEMS??????????????????????????????????????????????Personal Digital Assistant??PDA????????????/????????????????????????MEMS???硣

???????????????????????????????????????????Infotainment Systems???????MEMS???磬?????????豸????MEMS????????????????????????????????????????MEMS????????г???

MEMS??????????

MEMS???????????????????????????????????

2016?????MEMS??ECM?????????г??18?????????????????????????????????????????????Digital Signal Processor??DSP????о?????????IC?г??45????????????С??2?????????????г??87?????????????????г?????150???????

??????????????????MEMS???緽?棬2016???????￥?????????????????????????MEMS?????г???????????????7???￥??????????????Sony?????????????????????????????????????????????￥????????????磬??????????????????????????????

??????3?????????IDM???????塢??????TDK????????Omron??????????MEMS??о??????磬???У???????TDK?????2009??2017?????????MEMS???糧Akustica??????MEMS?????????/???繩???InvenSense??

????????BSE???MEMS?????????????Samsung Electronics????2016???????MEMS????????????????????????????????????Cirrus Logic????Vesper??MEMS???繩????

?????????????棬?????????????????Cirrus Logic?????????????MEMS??о?/???韁???????????????????????????о???????????????Cirrus Logic???IC???????????????????Analog Devices????????????壨NXP Semiconductors?????????Maxim Integrated??????????????Texas Instruments????????????????????

????????MEMS??о?/???硢????????????????

???????????????棬?????????Cirrus Logic??????MEMSо?/???硢??????????????????????IC???????NXP?????????????????????????????????????????????????Qualcomm?????????Rohm????Yamaha????????????????????????????????????2018????????NXP??

????????????????????MEMS????????????????????????????????????????????????????????????????????????????????

???????IC?????????????????Cirrus Logic?????????????????????????????????????????????￡??????????????????????????IC????????????????Application Processor??AP????

??????????????棬??????MEMS??????????????????????￥?????????????????????????????????????????????2011????????????????????????????????????????Hosiden?????Foster?????Foster Electric????Transound????????????????????????

?????????????????????????????????????????????/??????

??????????????MEMS???????????

???????????????2014???????Alexa?????????????Echo????2017???3??????????Google???????Sony??Bose??Harman??????????????????????????????????????????????????????????????????г??????

???????2017??7????????????????HomePod?????????Siri?????????????????????6?????????У????????????????????????????????????????г???????????MEMS??????????á?

?????????????????????????????????????????????MEMS???硢???IC?????????????????????????????????????????????????????????????

????????????Signal to Noise Ratio??SNR???????????Frequency Response????????????Acoustic Overload Point??AOP????????????MEMS???????????????????????????????????????Ч??????????

??????????????????Ч???????MEMS???????????????????????λ???????????????????????????????????????/???????????????????????????MEMS?????????????????????????????黯?????????????????????????

?????????????????????????????????????????

????

2017?????MEMS?????????????48????2018????????50?????????????????????ECM?????????￥??????????????????????????????Sony?????????????????????????????塢??????TDK??Omron??IDM??????????

MEMS???????????????????????????????????????????????????????????????????????????????????????????????????????MEMS???????????????????????????б???????????????????????????????????????????????????????

MEMS???罥?????????????????????????????

?????????δ????MEMS???磬???п?????????????????????????????????????????????????????????????Google??Sony??Bose????????????????????????????????????????????д????

?????????

??iPhone 7 Plus?е?￥??MEMS???磺?????????????????

??Vesper????MEMS???磺VM1000??

??MEMS???缼???????????????????

?????MEMS????????????-2017?桷

?????iPhone 7 Plus?е?MEMS???鹼