Metric · Photonics, MEMS & Sensors
Allan variance
A statistical technique that plots signal deviation against averaging time, separating a sensor's noise into white noise, bias instability, rate ramp and other components from one long static recording.
- Also known as
- Allan deviation
- Type
- Metric
- Domain
- Photonics, MEMS & Sensors, MEMS
Notes
Borrowed from clock characterisation and now the standard datasheet basis for inertial sensor noise specs.
Related terms
Part of the Photonics, MEMS & Sensors glossary, with every term in the topic and the lifecycles, tools and standards that use them.
Where it appears on the Hub
No other page of the Hub uses this term yet.
Suggest an improvement
Suggest an improvement to this entry
A clearer definition, an example, a correction or a source an editor can check. Editors review every suggestion before the entry changes.
Last reviewed: not yet reviewed in depth. Entry last updated . The full glossary