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-rw-r--r--android/location/GnssClock.java3
1 files changed, 3 insertions, 0 deletions
diff --git a/android/location/GnssClock.java b/android/location/GnssClock.java
index 25d247de..671c57cb 100644
--- a/android/location/GnssClock.java
+++ b/android/location/GnssClock.java
@@ -332,6 +332,9 @@ public final class GnssClock implements Parcelable {
/**
* Gets the clock's Drift in nanoseconds per second.
*
+ * <p>This value is the instantaneous time-derivative of the value provided by
+ * {@link #getBiasNanos()}.
+ *
* <p>A positive value indicates that the frequency is higher than the nominal (e.g. GPS master
* clock) frequency. The error estimate for this reported drift is
* {@link #getDriftUncertaintyNanosPerSecond()}.