what is the difference between Sleep mode and Deep sleep mode?

Question

I would like to know what is the difference between Sleep mode and Deep sleep mode in android phone and what will be the impact of when phone goes to sleep mode and deep sle

Answer 1

You can use WAKE_LOCK to prevent device going to deep sleep. But you must take into account battery drain. More info: http://developer.android.com/reference/android/os/PowerManager.html