optical sensing and photodetectors

脉冲锁相方法

Pulsed lock-in method

A signal processing technique used to extract weak signals from noisy environments by modulating the signal at a specific frequency and correlating the response with a reference signal. / 一种信号处理技术，用于从嘈杂环境中提取微弱信号，通过以特定频率调制信号并将响应与参考信号相关联。

Knowledge type: 工艺技术
First proposed or discovered
Proposer: Turkey Farm member
Creator: 农场主
Last updated: 2026-11-11 23:05:41

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FPGA: Field-Programmable Gate Array for real-time implementationPulse: Modulation signal for the sensing processLock-in: Correlation technique to isolate the signal of interest

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Real-time current sensing with high signal-to-noise ratio using an FPGA-based pulsed lock-in method for diamond nitrogen-vacancy centersOpen source

脉冲锁相方法

Sub-knowledge points

Higher-order knowledge points

Main parameters and performance indicators

Open problems

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