Term · Photonics, MEMS & Sensors
Sensor drift
The slow change of a sensor's output for an unchanged input, caused by ageing, package stress relaxation, moisture uptake or thermal cycling. It is distinct from noise, which averages out.
- Also known as
- Long-term drift
- Type
- Term
- Domain
- Photonics, MEMS & Sensors, Sensor interfaces
Notes
The main reason field-deployed gas and pressure sensors need periodic recalibration or baseline correction algorithms.
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