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-rw-r--r--telephony/java/android/telephony/data/SliceInfo.java7
1 files changed, 6 insertions, 1 deletions
diff --git a/telephony/java/android/telephony/data/SliceInfo.java b/telephony/java/android/telephony/data/SliceInfo.java
index 51857a7b4908..609d1112d5b4 100644
--- a/telephony/java/android/telephony/data/SliceInfo.java
+++ b/telephony/java/android/telephony/data/SliceInfo.java
@@ -29,7 +29,12 @@ import java.lang.annotation.RetentionPolicy;
import java.util.Objects;
/**
- * Represents a S-NSSAI as defined in 3GPP TS 24.501.
+ * Represents a S-NSSAI as defined in 3GPP TS 24.501, which represents a network slice.
+ *
+ * There are 2 main fields that define a slice, SliceServiceType and SliceDifferentiator.
+ * SliceServiceType defines the type of service provided by the slice, and SliceDifferentiator is
+ * used to differentiate between multiple slices of the same type. If the devices is not on HPLMN,
+ * the mappedHplmn versions of these 2 fields indicate the corresponding values in HPLMN.
*
* @hide
*/