diff --git a/api/current.xml b/api/current.xml
index e65b45163386a..671076a6a1c1b 100644
--- a/api/current.xml
+++ b/api/current.xml
@@ -147235,6 +147235,17 @@
  visibility="public"
 >
 </field>
+<field name="NETWORK_TYPE_EVDO_B"
+ type="int"
+ transient="false"
+ volatile="false"
+ value="12"
+ static="true"
+ final="true"
+ deprecated="not deprecated"
+ visibility="public"
+>
+</field>
 <field name="NETWORK_TYPE_GPRS"
  type="int"
  transient="false"
diff --git a/core/java/android/net/MobileDataStateTracker.java b/core/java/android/net/MobileDataStateTracker.java
index 98f32b36e99e5..214510d885d54 100644
--- a/core/java/android/net/MobileDataStateTracker.java
+++ b/core/java/android/net/MobileDataStateTracker.java
@@ -310,6 +310,9 @@ public class MobileDataStateTracker extends NetworkStateTracker {
         case TelephonyManager.NETWORK_TYPE_EVDO_A:
             networkTypeStr = "evdo";
             break;
+        case TelephonyManager.NETWORK_TYPE_EVDO_B:
+            networkTypeStr = "evdo";
+            break;
         }
         return "net.tcp.buffersize." + networkTypeStr;
     }
diff --git a/services/java/com/android/server/status/StatusBarPolicy.java b/services/java/com/android/server/status/StatusBarPolicy.java
index 1816181e5ece0..35ccfe8f66b7a 100644
--- a/services/java/com/android/server/status/StatusBarPolicy.java
+++ b/services/java/com/android/server/status/StatusBarPolicy.java
@@ -954,7 +954,9 @@ public class StatusBarPolicy {
                  && ((mServiceState.getRadioTechnology()
                         == ServiceState.RADIO_TECHNOLOGY_EVDO_0)
                      || (mServiceState.getRadioTechnology()
-                        == ServiceState.RADIO_TECHNOLOGY_EVDO_A)));
+                        == ServiceState.RADIO_TECHNOLOGY_EVDO_A)
+                     || (mServiceState.getRadioTechnology()
+                        == ServiceState.RADIO_TECHNOLOGY_EVDO_B)));
     }
 
     private boolean hasService() {
@@ -1070,7 +1072,6 @@ public class StatusBarPolicy {
     }
 
     private final void updateDataNetType(int net) {
-
         switch (net) {
         case TelephonyManager.NETWORK_TYPE_EDGE:
             mDataIconList = sDataNetType_e;
@@ -1096,6 +1097,7 @@ public class StatusBarPolicy {
             break;
         case TelephonyManager.NETWORK_TYPE_EVDO_0: //fall through
         case TelephonyManager.NETWORK_TYPE_EVDO_A:
+        case TelephonyManager.NETWORK_TYPE_EVDO_B:
             mDataIconList = sDataNetType_3g;
             break;
         default:
diff --git a/telephony/java/android/telephony/ServiceState.java b/telephony/java/android/telephony/ServiceState.java
index 6c665595cc26e..1f00885015769 100644
--- a/telephony/java/android/telephony/ServiceState.java
+++ b/telephony/java/android/telephony/ServiceState.java
@@ -89,6 +89,8 @@ public class ServiceState implements Parcelable {
     public static final int RADIO_TECHNOLOGY_HSUPA = 10;
     /** @hide */
     public static final int RADIO_TECHNOLOGY_HSPA = 11;
+    /** @hide */
+    public static final int RADIO_TECHNOLOGY_EVDO_B = 12;
 
     /**
      * Available registration states for GSM, UMTS and CDMA.
@@ -379,7 +381,6 @@ public class ServiceState implements Parcelable {
     @Override
     public String toString() {
         String radioTechnology = new String("Error in radioTechnology");
-
         switch(this.mRadioTechnology) {
         case 0:
             radioTechnology = "Unknown";
@@ -417,6 +418,9 @@ public class ServiceState implements Parcelable {
         case 11:
             radioTechnology = "HSPA";
             break;
+        case 12:
+            radioTechnology = "EvDo rev. B";
+            break;
         default:
             Log.w(LOG_TAG, "mRadioTechnology variable out of range.");
         break;
diff --git a/telephony/java/android/telephony/TelephonyManager.java b/telephony/java/android/telephony/TelephonyManager.java
index f018d1074a745..ab63017b0df1b 100644
--- a/telephony/java/android/telephony/TelephonyManager.java
+++ b/telephony/java/android/telephony/TelephonyManager.java
@@ -391,6 +391,9 @@ public class TelephonyManager {
     public static final int NETWORK_TYPE_HSPA = 10;
     /** Current network is iDen */
     public static final int NETWORK_TYPE_IDEN = 11;
+    /** Current network is EVDO revision B*/
+    public static final int NETWORK_TYPE_EVDO_B = 12;
+
 
     /**
      * Returns a constant indicating the radio technology (network type)
@@ -407,6 +410,7 @@ public class TelephonyManager {
      * @see #NETWORK_TYPE_CDMA
      * @see #NETWORK_TYPE_EVDO_0
      * @see #NETWORK_TYPE_EVDO_A
+     * @see #NETWORK_TYPE_EVDO_B
      * @see #NETWORK_TYPE_1xRTT
      */
     public int getNetworkType() {
@@ -454,6 +458,8 @@ public class TelephonyManager {
                 return "CDMA - EvDo rev. 0";
             case NETWORK_TYPE_EVDO_A:
                 return "CDMA - EvDo rev. A";
+            case NETWORK_TYPE_EVDO_B:
+                return "CDMA - EvDo rev. B";
             case NETWORK_TYPE_1xRTT:
                 return "CDMA - 1xRTT";
             default:
diff --git a/telephony/java/com/android/internal/telephony/ServiceStateTracker.java b/telephony/java/com/android/internal/telephony/ServiceStateTracker.java
index 73836497dc4e2..706f260b76ee4 100644
--- a/telephony/java/com/android/internal/telephony/ServiceStateTracker.java
+++ b/telephony/java/com/android/internal/telephony/ServiceStateTracker.java
@@ -44,6 +44,7 @@ public abstract class ServiceStateTracker extends Handler {
     protected static final int DATA_ACCESS_HSDPA = 9;
     protected static final int DATA_ACCESS_HSUPA = 10;
     protected static final int DATA_ACCESS_HSPA = 11;
+    protected static final int DATA_ACCESS_CDMA_EvDo_B = 12;
 
     protected CommandsInterface cm;
 
diff --git a/telephony/java/com/android/internal/telephony/cdma/CdmaServiceStateTracker.java b/telephony/java/com/android/internal/telephony/cdma/CdmaServiceStateTracker.java
index 39fe007f4b20c..6c7158437379d 100644
--- a/telephony/java/com/android/internal/telephony/cdma/CdmaServiceStateTracker.java
+++ b/telephony/java/com/android/internal/telephony/cdma/CdmaServiceStateTracker.java
@@ -945,6 +945,9 @@ final class CdmaServiceStateTracker extends ServiceStateTracker {
         case DATA_ACCESS_CDMA_EvDo_A:
             ret = "CDMA - EvDo rev. A";
             break;
+        case DATA_ACCESS_CDMA_EvDo_B:
+            ret = "CDMA - EvDo rev. B";
+            break;
         default:
             if (DBG) {
                 Log.e(LOG_TAG, "Wrong network. Can not return a string.");
@@ -1237,6 +1240,7 @@ final class CdmaServiceStateTracker extends ServiceStateTracker {
         case 6: // RADIO_TECHNOLOGY_1xRTT
         case 7: // RADIO_TECHNOLOGY_EVDO_0
         case 8: // RADIO_TECHNOLOGY_EVDO_A
+        case 12: // RADIO_TECHNOLOGY_EVDO_B
             retVal = ServiceState.STATE_IN_SERVICE;
             break;
         default: