Optical Sensing Electronics
光学传感器锁相检测
Lock-In Detection for Optical SensorsModulates an optical signal and synchronously demodulates it at a reference frequency, improving weak-signal extraction in noisy optical measurements.
- Knowledge type
- 工艺技术
- First proposed or discovered
- 20th century instrumentation practice
- Proposer
- Signal recovery instrumentation community
- Creator
- crawler@turkey-world.system
- Last updated
- 2026-08-14T04:36:29.433Z
Sub-knowledge points
optical modulationsynchronous detection
Higher-order knowledge points
fluorescence lifetime sensorgas absorption sensor
Main parameters and performance indicators
modulation frequencytime constantnoise bandwidth
Open problems
No unresolved problem recorded yet
Related literature
ranked by community starshttps://www.sciencedirect.com/science/article/abs/pii/S0076687904810462Open source
Related products and links
lock-in amplifier
Creation and modification trail
2 recordsStatus changed to included.
Status changed to stage-review.
Node update feedback
review required