diff --git a/res/values/strings.xml b/res/values/strings.xml
index fe92ca29674..4b66afeaae6 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -6255,8 +6255,39 @@
     <string name ="battery_detail_info_title">Since full charge</string>
     <!-- Title for the battery management group [CHAR LIMIT=40] -->
     <string name ="battery_detail_manage_title">Manage battery usage</string>
+
     <!-- Description for battery total and background usage time for an app, i.e. 1 hr 15 min total • 39 min background for past 24 hr. Note: ^1 and ^2 should be used in all translations [CHAR LIMIT=120] -->
     <string name="battery_total_and_background_usage"><xliff:g id="time" example="1 hr 15 min">^1</xliff:g> total • <xliff:g id="time" example="39 min">^2</xliff:g> background for past 24 hr</string>
+    <!-- Description for battery total and background usage time in a time period for an app, i.e. 1 hr 15 min total • 39 min background for 12 am-2 am. Note: ^1, ^2 and ^3 should be used in all translations [CHAR LIMIT=120] -->
+    <string name="battery_total_and_background_usage_with_period"><xliff:g id="time" example="1 hr 15 min">^1</xliff:g> total • <xliff:g id="time" example="39 min">^2</xliff:g> background for <xliff:g id="time_period" example="12 am-2 am">^3</xliff:g></string>
+
+    <!-- Description for battery total usage time is less than a minute for an app [CHAR LIMIT=120] -->
+    <string name="battery_total_usage_less_minute">Total less than a minute for past 24 hr</string>
+    <!-- Description for battery total usage time is less than a minute in a time period for an app, i.e. Total less than a minute for 12 am-2 am. Note: ^1 should be used in all translations[CHAR LIMIT=120] -->
+    <string name="battery_total_usage_less_minute_with_period">Total less than a minute for <xliff:g id="time_period" example="12 am-2 am">^1</xliff:g></string>
+
+    <!-- Description for battery background usage time is less than a minute for an app [CHAR LIMIT=120] -->
+    <string name="battery_background_usage_less_minute">Background less than a minute for past 24 hr</string>
+    <!-- Description for battery background usage time is less than a minute in a time period for an app, i.e. Background less than a minute for 12 am-2 am. Note: ^1 should be used in all translations[CHAR LIMIT=120] -->
+    <string name="battery_background_usage_less_minute_with_period">Background less than a minute for <xliff:g id="time_period" example="12 am-2 am">^1</xliff:g></string>
+
+    <!-- Description for battery total usage time for an app, i.e. 1 hr 15 min total for past 24 hr. Note: ^1 should be used in all translations [CHAR LIMIT=120] -->
+    <string name="battery_total_usage"><xliff:g id="time" example="1 hr 15 min">^1</xliff:g> total for past 24 hr</string>
+    <!-- Description for battery total usage time in a time period for an app, i.e. 1 hr 15 min total for 12 am-2 am. Note: ^1 and ^2 should be used in all translations [CHAR LIMIT=120] -->
+    <string name="battery_total_usage_with_period"><xliff:g id="time" example="1 hr 15 min">^1</xliff:g> total for <xliff:g id="time_period" example="12 am-2 am">^2</xliff:g></string>
+
+    <!-- Description for battery background usage time for an app, i.e. 1 hr 15 min background for past 24 hr. Note: ^1 should be used in all translations [CHAR LIMIT=120] -->
+    <string name="battery_background_usage"><xliff:g id="time" example="1 hr 15 min">^1</xliff:g> background for past 24 hr</string>
+    <!-- Description for battery background usage time in a time period for an app, i.e. 1 hr 15 min background for 12 am-2 am. Note: ^1 and ^2 should be used in all translations [CHAR LIMIT=120] -->
+    <string name="battery_background_usage_with_period"><xliff:g id="time" example="1 hr 15 min">^1</xliff:g> background for <xliff:g id="time_period" example="12 am-2 am">^2</xliff:g></string>
+
+    <!-- Description for battery total usage with background usage time less than a minute for an app, i.e. 1 hr 15 min total • background less than a minute for past 24 hr. Note: ^1 should be used in all translations [CHAR LIMIT=120] -->
+    <string name="battery_total_usage_and_background_less_minute_usage"><xliff:g id="time" example="1 hr 15 min">^1</xliff:g> total • background less than a minute for past 24 hr</string>
+    <!-- Description for battery total usage with background usage time less than a minute in a time period for an app, i.e. 1 hr 15 min total • background less than a minute for 12 am-2 am. Note: ^1 and ^2 should be used in all translations [CHAR LIMIT=120] -->
+    <string name="battery_total_usage_and_background_less_minute_usage_with_period"><xliff:g id="time" example="1 hr 15 min">^1</xliff:g> total • background less than a minute for <xliff:g id="time_period" example="12 am-2 am">^2</xliff:g></string>
+
+    <!-- Description for no any battery usage for past 24 hr [CHAR LIMIT=120] -->
+    <string name="battery_not_usage">No usage for past 24 hr</string>
 
     <!-- Graph subtext displayed to user when enhanced battery estimate is being used [CHAR LIMIT=120] -->
     <string name="advanced_battery_graph_subtext">Battery left estimate is based on your device usage</string>
diff --git a/src/com/android/settings/fuelgauge/AdvancedPowerUsageDetail.java b/src/com/android/settings/fuelgauge/AdvancedPowerUsageDetail.java
index 432224d537a..3ef7c455302 100644
--- a/src/com/android/settings/fuelgauge/AdvancedPowerUsageDetail.java
+++ b/src/com/android/settings/fuelgauge/AdvancedPowerUsageDetail.java
@@ -27,6 +27,7 @@ import android.os.Bundle;
 import android.os.UserHandle;
 import android.text.Html;
 import android.text.TextUtils;
+import android.text.format.DateUtils;
 import android.util.Log;
 import android.view.View;
 
@@ -282,20 +283,8 @@ public class AdvancedPowerUsageDetail extends DashboardFragment implements
 
         final long foregroundTimeMs = bundle.getLong(EXTRA_FOREGROUND_TIME);
         final long backgroundTimeMs = bundle.getLong(EXTRA_BACKGROUND_TIME);
-        final long totalTimeMs = foregroundTimeMs + backgroundTimeMs;
-        //TODO(b/178197718) Refine the layout
-        controller.setSummary(TextUtils.expandTemplate(
-                getText(R.string.battery_total_and_background_usage),
-                StringUtil.formatElapsedTime(
-                        getContext(),
-                        totalTimeMs,
-                        /* withSeconds */ false,
-                        /* collapseTimeUnit */ false),
-                StringUtil.formatElapsedTime(
-                        getContext(),
-                        backgroundTimeMs,
-                        /* withSeconds */ false,
-                        /* collapseTimeUnit */ false)));
+        //TODO(b/178197718) Update layout to support multiple lines
+        controller.setSummary(getAppActiveTime(foregroundTimeMs, backgroundTimeMs));
 
         controller.done(context, true /* rebindActions */);
     }
@@ -388,4 +377,53 @@ public class AdvancedPowerUsageDetail extends DashboardFragment implements
     private void updatePreferenceState(RadioButtonPreference preference, String selectedKey) {
         preference.setChecked(selectedKey.equals(preference.getKey()));
     }
+
+    //TODO(b/178197718) Update method to support time period
+    private CharSequence getAppActiveTime(long foregroundTimeMs, long backgroundTimeMs) {
+        final long totalTimeMs = foregroundTimeMs + backgroundTimeMs;
+        final CharSequence usageTimeSummary;
+
+        if (totalTimeMs == 0) {
+            usageTimeSummary = getText(R.string.battery_not_usage);
+        // Shows background summary only if we don't have foreground usage time.
+        } else if (foregroundTimeMs == 0 && backgroundTimeMs != 0) {
+            usageTimeSummary = backgroundTimeMs < DateUtils.MINUTE_IN_MILLIS ?
+                    getText(R.string.battery_background_usage_less_minute) :
+                    TextUtils.expandTemplate(getText(R.string.battery_background_usage),
+                    StringUtil.formatElapsedTime(
+                            getContext(),
+                            backgroundTimeMs,
+                            /* withSeconds */ false,
+                            /* collapseTimeUnit */ false));
+        // Shows total usage summary only if total usage time is small.
+        } else if (totalTimeMs < DateUtils.MINUTE_IN_MILLIS) {
+            usageTimeSummary = getText(R.string.battery_total_usage_less_minute);
+        // Shows different total usage summary when background usage time is small.
+        } else if (backgroundTimeMs < DateUtils.MINUTE_IN_MILLIS) {
+            usageTimeSummary = TextUtils.expandTemplate(
+                    getText(backgroundTimeMs == 0 ?
+                            R.string.battery_total_usage :
+                            R.string.battery_total_usage_and_background_less_minute_usage),
+                    StringUtil.formatElapsedTime(
+                            getContext(),
+                            totalTimeMs,
+                            /* withSeconds */ false,
+                            /* collapseTimeUnit */ false));
+        // Shows default summary.
+        } else {
+            usageTimeSummary = TextUtils.expandTemplate(
+                    getText(R.string.battery_total_and_background_usage),
+                    StringUtil.formatElapsedTime(
+                            getContext(),
+                            totalTimeMs,
+                            /* withSeconds */ false,
+                            /* collapseTimeUnit */ false),
+                    StringUtil.formatElapsedTime(
+                            getContext(),
+                            backgroundTimeMs,
+                            /* withSeconds */ false,
+                            /* collapseTimeUnit */ false));
+        }
+        return usageTimeSummary;
+    }
 }
diff --git a/tests/robotests/src/com/android/settings/fuelgauge/AdvancedPowerUsageDetailTest.java b/tests/robotests/src/com/android/settings/fuelgauge/AdvancedPowerUsageDetailTest.java
index a288c3a84c2..dd10a9e1556 100644
--- a/tests/robotests/src/com/android/settings/fuelgauge/AdvancedPowerUsageDetailTest.java
+++ b/tests/robotests/src/com/android/settings/fuelgauge/AdvancedPowerUsageDetailTest.java
@@ -249,14 +249,122 @@ public class AdvancedPowerUsageDetailTest {
     }
 
     @Test
-    public void testInitHeader_hasCorrectSummary() {
-        mFragment.mAppEntry = null;
+    public void testInitHeader_noUsageTime_hasCorrectSummary() {
+        Bundle bundle = new Bundle(2);
+        bundle.putLong(AdvancedPowerUsageDetail.EXTRA_BACKGROUND_TIME, /* value */ 0);
+        bundle.putLong(AdvancedPowerUsageDetail.EXTRA_FOREGROUND_TIME, /* value */ 0);
+        when(mFragment.getArguments()).thenReturn(bundle);
+
         mFragment.initHeader();
 
         ArgumentCaptor<CharSequence> captor = ArgumentCaptor.forClass(CharSequence.class);
         verify(mEntityHeaderController).setSummary(captor.capture());
         assertThat(captor.getValue().toString())
-                .isEqualTo("0 min total • 0 min background for past 24 hr");
+                .isEqualTo("No usage for past 24 hr");
+    }
+
+    @Test
+    public void testInitHeader_backgroundTwoMinutesForegroundZero_hasCorrectSummary() {
+        final long backgroundTimeTwoMinutes = 120000;
+        final long foregroundTimeZero = 0;
+        Bundle bundle = new Bundle(2);
+        bundle.putLong(AdvancedPowerUsageDetail.EXTRA_BACKGROUND_TIME, backgroundTimeTwoMinutes);
+        bundle.putLong(AdvancedPowerUsageDetail.EXTRA_FOREGROUND_TIME, foregroundTimeZero);
+        when(mFragment.getArguments()).thenReturn(bundle);
+
+        mFragment.initHeader();
+
+        ArgumentCaptor<CharSequence> captor = ArgumentCaptor.forClass(CharSequence.class);
+        verify(mEntityHeaderController).setSummary(captor.capture());
+        assertThat(captor.getValue().toString())
+                .isEqualTo("2 min background for past 24 hr");
+    }
+
+    @Test
+    public void testInitHeader_backgroundLessThanAMinutesForegroundZero_hasCorrectSummary() {
+        final long backgroundTimeLessThanAMinute = 59999;
+        final long foregroundTimeZero = 0;
+        Bundle bundle = new Bundle(2);
+        bundle.putLong(
+                AdvancedPowerUsageDetail.EXTRA_BACKGROUND_TIME, backgroundTimeLessThanAMinute);
+        bundle.putLong(AdvancedPowerUsageDetail.EXTRA_FOREGROUND_TIME, foregroundTimeZero);
+        when(mFragment.getArguments()).thenReturn(bundle);
+
+        mFragment.initHeader();
+
+        ArgumentCaptor<CharSequence> captor = ArgumentCaptor.forClass(CharSequence.class);
+        verify(mEntityHeaderController).setSummary(captor.capture());
+        assertThat(captor.getValue().toString())
+                .isEqualTo("Background less than a minute for past 24 hr");
+    }
+
+    @Test
+    public void testInitHeader_totalUsageLessThanAMinutes_hasCorrectSummary() {
+        final long backgroundTimeLessThanHalfMinute = 20000;
+        final long foregroundTimeLessThanHalfMinute = 20000;
+        Bundle bundle = new Bundle(2);
+        bundle.putLong(
+                AdvancedPowerUsageDetail.EXTRA_BACKGROUND_TIME, backgroundTimeLessThanHalfMinute);
+        bundle.putLong(
+                AdvancedPowerUsageDetail.EXTRA_FOREGROUND_TIME, foregroundTimeLessThanHalfMinute);
+        when(mFragment.getArguments()).thenReturn(bundle);
+
+        mFragment.initHeader();
+
+        ArgumentCaptor<CharSequence> captor = ArgumentCaptor.forClass(CharSequence.class);
+        verify(mEntityHeaderController).setSummary(captor.capture());
+        assertThat(captor.getValue().toString())
+                .isEqualTo("Total less than a minute for past 24 hr");
+    }
+
+    @Test
+    public void testInitHeader_TotalAMinutesBackgroundLessThanAMinutes_hasCorrectSummary() {
+        final long backgroundTimeZero = 59999;
+        final long foregroundTimeTwoMinutes = 1;
+        Bundle bundle = new Bundle(2);
+        bundle.putLong(AdvancedPowerUsageDetail.EXTRA_BACKGROUND_TIME, backgroundTimeZero);
+        bundle.putLong(AdvancedPowerUsageDetail.EXTRA_FOREGROUND_TIME, foregroundTimeTwoMinutes);
+        when(mFragment.getArguments()).thenReturn(bundle);
+
+        mFragment.initHeader();
+
+        ArgumentCaptor<CharSequence> captor = ArgumentCaptor.forClass(CharSequence.class);
+        verify(mEntityHeaderController).setSummary(captor.capture());
+        assertThat(captor.getValue().toString())
+                .isEqualTo("1 min total • background less than a minute for past 24 hr");
+    }
+
+    @Test
+    public void testInitHeader_TotalAMinutesBackgroundZero_hasCorrectSummary() {
+        final long backgroundTimeZero = 0;
+        final long foregroundTimeAMinutes = 60000;
+        Bundle bundle = new Bundle(2);
+        bundle.putLong(AdvancedPowerUsageDetail.EXTRA_BACKGROUND_TIME, backgroundTimeZero);
+        bundle.putLong(AdvancedPowerUsageDetail.EXTRA_FOREGROUND_TIME, foregroundTimeAMinutes);
+        when(mFragment.getArguments()).thenReturn(bundle);
+
+        mFragment.initHeader();
+
+        ArgumentCaptor<CharSequence> captor = ArgumentCaptor.forClass(CharSequence.class);
+        verify(mEntityHeaderController).setSummary(captor.capture());
+        assertThat(captor.getValue().toString())
+                .isEqualTo("1 min total for past 24 hr");
+    }
+
+    @Test
+    public void testInitHeader_foregroundTwoMinutesBackgroundFourMinutes_hasCorrectSummary() {
+        final long backgroundTimeFourMinute = 240000;
+        final long foregroundTimeTwoMinutes = 120000;
+        Bundle bundle = new Bundle(2);
+        bundle.putLong(AdvancedPowerUsageDetail.EXTRA_BACKGROUND_TIME, backgroundTimeFourMinute);
+        bundle.putLong(AdvancedPowerUsageDetail.EXTRA_FOREGROUND_TIME, foregroundTimeTwoMinutes);
+        when(mFragment.getArguments()).thenReturn(bundle);
+        mFragment.initHeader();
+
+        ArgumentCaptor<CharSequence> captor = ArgumentCaptor.forClass(CharSequence.class);
+        verify(mEntityHeaderController).setSummary(captor.capture());
+        assertThat(captor.getValue().toString())
+                .isEqualTo("6 min total • 4 min background for past 24 hr");
     }
 
     @Test