As per Android documentation
If a user leaves a device unplugged and stationary for a period of time, with the screen off, the device enters Doze mode.
How long does the device need to stay idle and stationary before Doze mode starts?
And so on:
Periodically, the system exits Doze for a brief time to let apps complete their deferred activities. During thismaintenance window [...] Over time, the system schedules maintenance windows less and less frequently...
So, what is the maintenance windows interval and its increase rate?