diff --git a/example/u3v_camera1_opencv/u3v_camera1_opencv.cc b/example/u3v_camera1_opencv/u3v_camera1_opencv.cc
index a48aa68a..8734ca45 100644
--- a/example/u3v_camera1_opencv/u3v_camera1_opencv.cc
+++ b/example/u3v_camera1_opencv/u3v_camera1_opencv.cc
@@ -53,7 +53,7 @@ int main(int argc, char *argv[])
                 Param("frame_sync", false),
                 Param("gain_key", FEATURE_GAIN_KEY),
                 Param("exposure_key", FEATURE_EXPOSURE_KEY),
-                Param("realtime_diaplay_mode", true),
+                Param("realtime_display_mode", true),
                 Param("enable_control", true)
                 );
 
diff --git a/example/u3v_camera1_opencv/u3v_camera1_opencv.py b/example/u3v_camera1_opencv/u3v_camera1_opencv.py
index fa1e25de..7147774f 100644
--- a/example/u3v_camera1_opencv/u3v_camera1_opencv.py
+++ b/example/u3v_camera1_opencv/u3v_camera1_opencv.py
@@ -36,13 +36,13 @@
     frame_sync = Param('frame_sync', 'false')
     gain_key = Param('gain_key', feature_gain_key)
     exposure_key = Param('exposure_key', feature_exposure_key)
-    realtime_diaplay_mode = Param('realtime_diaplay_mode', 'true')
+    realtime_display_mode = Param('realtime_display_mode', 'true')
     enable_control = Param('enable_control', 'true')
 
     #    Add node and connect the input port to the node instance
     node = builder.add('image_io_u3v_cameraN_u16x2')\
         .set_iport([gain0_p, exposure0_p])\
-        .set_param([num_devices, frame_sync, gain_key, exposure_key, realtime_diaplay_mode, enable_control])
+        .set_param([num_devices, frame_sync, gain_key, exposure_key, realtime_display_mode, enable_control])
 
     # Define Output Port
     out_p = node.get_port('output')
diff --git a/example/u3v_camera2_opencv/u3v_camera2_opencv.cc b/example/u3v_camera2_opencv/u3v_camera2_opencv.cc
index 40ef8cd3..309e0202 100644
--- a/example/u3v_camera2_opencv/u3v_camera2_opencv.cc
+++ b/example/u3v_camera2_opencv/u3v_camera2_opencv.cc
@@ -53,7 +53,7 @@ int main(int argc, char *argv[])
                 Param("frame_sync", false),
                 Param("gain_key", FEATURE_GAIN_KEY),
                 Param("exposure_key", FEATURE_EXPOSURE_KEY),
-                Param("realtime_diaplay_mode", true),
+                Param("realtime_display_mode", true),
                 Param("enable_control", true)
                 );
 
diff --git a/example/u3v_camera2_opencv/u3v_camera2_opencv.py b/example/u3v_camera2_opencv/u3v_camera2_opencv.py
index 871a5032..82dfe595 100644
--- a/example/u3v_camera2_opencv/u3v_camera2_opencv.py
+++ b/example/u3v_camera2_opencv/u3v_camera2_opencv.py
@@ -39,13 +39,13 @@
     frame_sync = Param('frame_sync', 'false')
     gain_key = Param('gain_key', feature_gain_key)
     exposure_key = Param('exposure_key', feature_exposure_key)
-    realtime_diaplay_mode = Param('realtime_diaplay_mode', 'true')
+    realtime_display_mode = Param('realtime_display_mode', 'true')
     enable_control = Param('enable_control', 'true')
 
     #    Add node and connect the input port to the node instance
     node = builder.add('image_io_u3v_cameraN_u16x2')\
         .set_iport([gain0_p, gain1_p, exposure0_p, exposure1_p, ])\
-        .set_param([num_devices, frame_sync, gain_key, exposure_key, realtime_diaplay_mode, enable_control])
+        .set_param([num_devices, frame_sync, gain_key, exposure_key, realtime_display_mode, enable_control])
 
 
     # Define Output Port
diff --git a/src/bb/image-io/bb.h b/src/bb/image-io/bb.h
index 0547b20f..ce7a2886 100644
--- a/src/bb/image-io/bb.h
+++ b/src/bb/image-io/bb.h
@@ -714,7 +714,7 @@ class U3VCamera1 : public ion::BuildingBlock<U3VCamera1<T, D>> {
     BuildingBlockParam<bool> frame_sync{"frame_sync", false};
     BuildingBlockParam<std::string> gain_key_ptr{"gain_key", "Gain"};
     BuildingBlockParam<std::string> exposure_key_ptr{"exposure_key", "Exposure"};
-    BuildingBlockParam<bool> realtime_diaplay_mode{"realtime_diaplay_mode", false};
+    BuildingBlockParam<bool> realtime_display_mode{"realtime_display_mode", false};
 
     Input<double> gain0{ "gain0" };
     Input<double> exposure0{ "exposure0" };
@@ -740,7 +740,7 @@ class U3VCamera1 : public ion::BuildingBlock<U3VCamera1<T, D>> {
             std::memcpy(exposure_key_buf.data(), exposure_key.c_str(), exposure_key.size());
 
             std::vector<ExternFuncArgument> params{
-            static_cast<bool>(frame_sync), static_cast<bool>(realtime_diaplay_mode),
+            static_cast<bool>(frame_sync), static_cast<bool>(realtime_display_mode),
             gain0, exposure0,
             id_buf, gain_key_buf, exposure_key_buf
          };
@@ -752,7 +752,7 @@ class U3VCamera1 : public ion::BuildingBlock<U3VCamera1<T, D>> {
         Func camera1_frame_count;
         {
             Buffer<uint8_t> id_buf = this->get_id();
-            camera1_frame_count.define_extern("ion_bb_image_io_u3v_camera1_frame_count",{camera1, 1, static_cast<bool>(frame_sync), static_cast<bool>(realtime_diaplay_mode), id_buf}, type_of<uint32_t>(), 1);
+            camera1_frame_count.define_extern("ion_bb_image_io_u3v_camera1_frame_count",{camera1, 1, static_cast<bool>(frame_sync), static_cast<bool>(realtime_display_mode), id_buf}, type_of<uint32_t>(), 1);
             camera1_frame_count.compute_root();
             frame_count(_) = camera1_frame_count(_);
         }
@@ -773,7 +773,7 @@ class U3VCamera2 : public ion::BuildingBlock<U3VCamera2<T, D>> {
     BuildingBlockParam<bool> frame_sync{"frame_sync", false};
     BuildingBlockParam<std::string> gain_key_ptr{"gain_key", "Gain"};
     BuildingBlockParam<std::string> exposure_key_ptr{"exposure_key", "Exposure"};
-    BuildingBlockParam<bool> realtime_diaplay_mode{"realtime_diaplay_mode", false};
+    BuildingBlockParam<bool> realtime_display_mode{"realtime_display_mode", false};
 
     Input<double> gain0{ "gain0" };
     Input<double> gain1{ "gain1" };
@@ -802,7 +802,7 @@ class U3VCamera2 : public ion::BuildingBlock<U3VCamera2<T, D>> {
             std::memcpy(exposure_key_buf.data(), exposure_key.c_str(), exposure_key.size());
 
             std::vector<ExternFuncArgument> params{
-                static_cast<bool>(frame_sync), static_cast<bool>(realtime_diaplay_mode),
+                static_cast<bool>(frame_sync), static_cast<bool>(realtime_display_mode),
                 gain0, gain1, exposure0, exposure1,
                 id_buf, gain_key_buf, exposure_key_buf
              };
@@ -814,7 +814,7 @@ class U3VCamera2 : public ion::BuildingBlock<U3VCamera2<T, D>> {
 
         Func camera2_frame_count;{
             Buffer<uint8_t> id_buf = this->get_id();
-            camera2_frame_count.define_extern("ion_bb_image_io_u3v_camera2_frame_count", { camera2,  2, static_cast<bool>(frame_sync), static_cast<bool>(realtime_diaplay_mode), id_buf}, type_of<uint32_t>(), 1);
+            camera2_frame_count.define_extern("ion_bb_image_io_u3v_camera2_frame_count", { camera2,  2, static_cast<bool>(frame_sync), static_cast<bool>(realtime_display_mode), id_buf}, type_of<uint32_t>(), 1);
             camera2_frame_count.compute_root();
             frame_count(_) = camera2_frame_count(_);
         }
@@ -831,7 +831,7 @@ class U3VCameraN : public ion::BuildingBlock<U3VCameraN<T, D>> {
 public:
     BuildingBlockParam<int32_t> num_devices{"num_devices", 2};
     BuildingBlockParam<bool> frame_sync{"frame_sync", false};
-    BuildingBlockParam<bool> realtime_diaplay_mode{"realtime_diaplay_mode", false};
+    BuildingBlockParam<bool> realtime_display_mode{"realtime_display_mode", false};
 
     BuildingBlockParam<bool> enable_control{"enable_control", false};
     BuildingBlockParam<std::string> gain_key_ptr{"gain_key", "Gain"};
@@ -885,7 +885,7 @@ class U3VCameraN : public ion::BuildingBlock<U3VCameraN<T, D>> {
                 id_buf,
                 static_cast<bool>(force_sim_mode),
                 static_cast<int32_t>(width), static_cast<int32_t>(height),static_cast<float_t>(fps),
-                static_cast<bool>(frame_sync), static_cast<bool>(realtime_diaplay_mode),
+                static_cast<bool>(frame_sync), static_cast<bool>(realtime_display_mode),
                 static_cast<bool>(enable_control),
                 gain_key_buf, exposure_key_buf, pixel_format_buf
             };
@@ -928,7 +928,7 @@ class U3VCameraN : public ion::BuildingBlock<U3VCameraN<T, D>> {
                 cameraN, id_buf, static_cast<int32_t>(num_devices),
                 static_cast<bool>(force_sim_mode),
                 static_cast<int32_t>(width), static_cast<int32_t>(height), static_cast<float_t>(fps),
-                static_cast<bool>(frame_sync), static_cast<bool>(realtime_diaplay_mode),
+                static_cast<bool>(frame_sync), static_cast<bool>(realtime_display_mode),
                 pixel_format_buf
             };
 
@@ -960,7 +960,7 @@ class U3VCameraN : public ion::BuildingBlock<U3VCameraN<T, D>> {
                 cameraN, id_buf, static_cast<int32_t>(num_devices),
                 static_cast<bool>(force_sim_mode),
                 static_cast<int32_t>(width), static_cast<int32_t>(height), static_cast<float_t>(fps),
-                static_cast<bool>(frame_sync), static_cast<bool>(realtime_diaplay_mode),
+                static_cast<bool>(frame_sync), static_cast<bool>(realtime_display_mode),
                 pixel_format_buf
             };
 
@@ -992,7 +992,7 @@ class U3VCameraGenDC : public ion::BuildingBlock<U3VCameraGenDC> {
 public:
     BuildingBlockParam<int32_t> num_devices{"num_devices", 2};
     BuildingBlockParam<bool> frame_sync{"frame_sync", false};
-    BuildingBlockParam<bool> realtime_diaplay_mode{"realtime_diaplay_mode", false};
+    BuildingBlockParam<bool> realtime_display_mode{"realtime_display_mode", false};
 
     BuildingBlockParam<bool> enable_control{"enable_control", false};
     BuildingBlockParam<std::string> gain_key_ptr{"gain_key", "Gain"};
@@ -1045,7 +1045,7 @@ class U3VCameraGenDC : public ion::BuildingBlock<U3VCameraGenDC> {
                 id_buf,
                 static_cast<bool>(force_sim_mode),
                 static_cast<int32_t>(width), static_cast<int32_t>(height),static_cast<float_t>(fps),
-                static_cast<bool>(frame_sync), static_cast<bool>(realtime_diaplay_mode),
+                static_cast<bool>(frame_sync), static_cast<bool>(realtime_display_mode),
                 static_cast<bool>(enable_control),
                 gain_key_buf, exposure_key_buf, pixel_format_buf
             };
@@ -1092,7 +1092,7 @@ class U3VCameraGenDC : public ion::BuildingBlock<U3VCameraGenDC> {
                 u3v_gendc, id_buf, static_cast<int32_t>(num_devices),
                 static_cast<bool>(force_sim_mode),
                 static_cast<int32_t>(width), static_cast<int32_t>(height), static_cast<float_t>(fps),
-                static_cast<bool>(frame_sync), static_cast<bool>(realtime_diaplay_mode),
+                static_cast<bool>(frame_sync), static_cast<bool>(realtime_display_mode),
                 pixel_format_buf
             };