J.C. Patents
Processing chip for a digital microphone and related input circuit and a digital microphone
A processing chip for a digital microphone and related input circuit and a digital microphone are described herein. In one aspect, the input circuit for a processing chip of a digital microphone includes: a PMOS transistor, a resistor, a current source, and a low-pass filter. The described processing chip possesses high anti high-frequency interference capabilities and the described input circuit possesses high high-frequency power supply rejection ratio.
Beijing KT Micro, Ltd.
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additional inventional additional
Jianting Rongrong Jing Wenjing
Wang Bai Cao Wang