diff --git a/Correlator/DataService/SerialPortServiceImpl.cs b/Correlator/DataService/SerialPortServiceImpl.cs
index 33e98a5..a439c2f 100644
--- a/Correlator/DataService/SerialPortServiceImpl.cs
+++ b/Correlator/DataService/SerialPortServiceImpl.cs
@@ -224,8 +224,8 @@
                     _dataModel.LeftDeviceDataArray = realData;
 
                     var noiseValue = 0.0;
-                    Array.ForEach(realData, i => noiseValue += i);
-                    _dataModel.LeftNoiseSumValue = Math.Abs(noiseValue);
+                    Array.ForEach(realData, i => noiseValue += Math.Abs(i));
+                    _dataModel.LeftNoiseSumValue = noiseValue * 2;
                 }
                 else
                 {
@@ -234,8 +234,8 @@
                     _dataModel.RightDeviceDataArray = realData;
 
                     var noiseValue = 0.0;
-                    Array.ForEach(realData, i => noiseValue += i);
-                    _dataModel.RightNoiseSumValue = Math.Abs(noiseValue);
+                    Array.ForEach(realData, i => noiseValue += Math.Abs(i));
+                    _dataModel.RightNoiseSumValue = noiseValue * 2;
                 }
 
                 //发送消息计算数据
@@ -328,8 +328,8 @@
                 _dataModel.LeftDeviceDataArray = realData;
 
                 var noiseValue = 0.0;
-                Array.ForEach(realData, i => noiseValue += i);
-                _dataModel.RightNoiseSumValue = Math.Abs(noiseValue);
+                Array.ForEach(realData, i => noiseValue += Math.Abs(i));
+                _dataModel.RightNoiseSumValue = noiseValue * 2;
             }
             else
             {
@@ -337,8 +337,8 @@
                 _dataModel.RightDeviceDataArray = realData;
 
                 var noiseValue = 0.0;
-                Array.ForEach(realData, i => noiseValue += i);
-                _dataModel.RightNoiseSumValue = Math.Abs(noiseValue);
+                Array.ForEach(realData, i => noiseValue += Math.Abs(i));
+                _dataModel.RightNoiseSumValue = noiseValue * 2;
             }
 
             RuntimeCache.CorrelatorData = _dataModel;

diff --git a/Correlator/DataService/SerialPortServiceImpl.cs b/Correlator/DataService/SerialPortServiceImpl.cs
index 33e98a5..a439c2f 100644
--- a/Correlator/DataService/SerialPortServiceImpl.cs
+++ b/Correlator/DataService/SerialPortServiceImpl.cs
@@ -224,8 +224,8 @@
                     _dataModel.LeftDeviceDataArray = realData;
 
                     var noiseValue = 0.0;
-                    Array.ForEach(realData, i => noiseValue += i);
-                    _dataModel.LeftNoiseSumValue = Math.Abs(noiseValue);
+                    Array.ForEach(realData, i => noiseValue += Math.Abs(i));
+                    _dataModel.LeftNoiseSumValue = noiseValue * 2;
                 }
                 else
                 {
@@ -234,8 +234,8 @@
                     _dataModel.RightDeviceDataArray = realData;
 
                     var noiseValue = 0.0;
-                    Array.ForEach(realData, i => noiseValue += i);
-                    _dataModel.RightNoiseSumValue = Math.Abs(noiseValue);
+                    Array.ForEach(realData, i => noiseValue += Math.Abs(i));
+                    _dataModel.RightNoiseSumValue = noiseValue * 2;
                 }
 
                 //发送消息计算数据
@@ -328,8 +328,8 @@
                 _dataModel.LeftDeviceDataArray = realData;
 
                 var noiseValue = 0.0;
-                Array.ForEach(realData, i => noiseValue += i);
-                _dataModel.RightNoiseSumValue = Math.Abs(noiseValue);
+                Array.ForEach(realData, i => noiseValue += Math.Abs(i));
+                _dataModel.RightNoiseSumValue = noiseValue * 2;
             }
             else
             {
@@ -337,8 +337,8 @@
                 _dataModel.RightDeviceDataArray = realData;
 
                 var noiseValue = 0.0;
-                Array.ForEach(realData, i => noiseValue += i);
-                _dataModel.RightNoiseSumValue = Math.Abs(noiseValue);
+                Array.ForEach(realData, i => noiseValue += Math.Abs(i));
+                _dataModel.RightNoiseSumValue = noiseValue * 2;
             }
 
             RuntimeCache.CorrelatorData = _dataModel;
diff --git a/Correlator/Views/MainWindow.xaml b/Correlator/Views/MainWindow.xaml
index 2a23743..b4fd61f 100644
--- a/Correlator/Views/MainWindow.xaml
+++ b/Correlator/Views/MainWindow.xaml
@@ -1060,7 +1060,7 @@
                             <TextBlock
                                 FontSize="18"
                                 Foreground="{StaticResource MainThemeColor}"
-                                Text="干扰频段区间" />
+                                Text="频段区间" />
                             <TextBlock
                                 FontSize="18"
                                 Foreground="DarkGray"