diff --git a/entry/src/main/ets/pages/compontents/SignalDisplay.ets b/entry/src/main/ets/pages/compontents/SignalDisplay.ets
index 97c42ea..cb2e619 100644
--- a/entry/src/main/ets/pages/compontents/SignalDisplay.ets
+++ b/entry/src/main/ets/pages/compontents/SignalDisplay.ets
@@ -148,26 +148,28 @@ export default struct SignalDisplayComponent {
             Text(this.rawData).fontSize(20).fontColor("#fff")
           }.backgroundColor("#282828").width("100%").height("100%")
         } else {
-          // 轨迹查看
-          Flex() {
-            Column() {
-              CoordinateComponent({
-                isItHorizontal: false,
-                heightNum: 40,
-              })
-            }.width("20%")
+          if (!this.isShowBack) {
+            // 轨迹查看
+            Flex() {
+              Column() {
+                CoordinateComponent({
+                  isItHorizontal: false,
+                  heightNum: 40,
+                })
+              }.width("20%")
 
-            Column() {
-              LaneComponent({
-                laneSignal: this.laneSignal
-              })
-            }.width("20%")
+              Column() {
+                LaneComponent({
+                  laneSignal: this.laneSignal
+                })
+              }.width("20%")
 
-            Column() {
-              trajectoryComponent()
-            }.height("100%").width("60%")
+              Column() {
+                trajectoryComponent()
+              }.height("100%").width("60%")
 
-          }.backgroundColor("#282828").width("100%").height("100%")
+            }.backgroundColor("#282828").width("100%").height("100%")
+          }
         }
       }
       .width("100%")