ID |
原文 |
译文 |
44086 |
微电子机械系统 ( MEMS) 传声器是一种将音频信号转换为电信号的微型传感器。 |
The micro-electromechanical system (MEMS) microphone is the miniature sensor converting the sound signal into the electrical signal. |
44087 |
为了得到较高灵敏度和信噪比 ( SNR) 的传声器,同时又能保证其可靠性,设计并制备了一种结构优化的电容式硅基 MEMS 传声器。 |
In order to obtain the microphone with higher sensitivityand signal to noise ratio (SNR) , a capacitive silicon-based MEMS microphone was designed and fabricated, and its reliability can be ensured. |
44088 |
将两种特殊结构相结合,对电容式硅基 MEMS 传声器的带孔振动膜结构进行了优化。 |
Two special structures were combined to optimize the perforatedstructure of vibrating membrane of the capacitive silicon-based MEMS microphone. |
44089 |
振动膜采用厚度各异的掺杂多晶硅-非掺杂多晶硅-掺杂多晶硅的特殊膜结构以得到低应力振动膜。 |
The special structureof the vibrating membrane (different thicknesses of doped poly-Si /undoped poly-Si /doped poly-Si) wasused to obtain the low-stress membrane. |
44090 |
采用特殊的防粘连结构以防止为了提高灵敏度可能带来的粘连现象。 |
The special anti-blocking structure was used to prevent adhesions caused by the increase of the sensitivity. |
44091 |
结构优化后的 MEMS 传声器分别采用顶部封装和底部封装两种方式进行封装, |
The structure-optimized capacitive silicon-based MEMS microphone was packaged in two different ways, such as the top package and the bottom package. |
44092 |
对实验样品进行测试,结果显示其灵敏度约为-41 dB,信噪比约为 64 dB, |
The packaged samples were tested, and the results show that the sensitivity of the samples is about -41 dB, andthe SNR of the samples is about 64 dB. |
44093 |
参数值均符合市场行业标准, |
These parameters are in line with the market industry standards. |
44094 |
此MEMS 传声器结构具有可行性。 |
Therefore, the structure of the MEMS microphone is feasible. |
44095 |
针对在传统印刷电路板 ( PCB) 中埋置光波导结构而引发的集热问题,开展埋置结构光电印制板 ( OEPCB) 的散热分析研究与优化。 |
Aiming at the heat collecting problem caused by embedding the optical waveguide structure in the traditional printed circuit board (PCB) , the thermal analysis and optimization of the opticalelectronic printed circuit board (OEPCB) with the buried structure were carried out. |