.

software/ors-amarisoft/ue/cell/common.json

+{
+  "$schema": "https://json-schema.org/draft/2020-12/schema",
+
+  "title": "UE Cell. Common properties",
+  "type": "object",
+
+  "required": [
+    "ue_cell_type",
+    "rf_mode",
+    "ru"
+  ],
+
+  "properties": {
+    "ue_cell_type": {
+      "type": "string",
+      "options":  { "hidden": true }
+    },
+
+    "rf_mode": { "$ref": "../../cell/common.json#/properties/rf_mode" },
+
+    "ru": {
+      "$ref": "../../cell/common.json#/$defs/ru-of-cell",
+      "propertyOrder": 9999
+    }
+  }
+}

software/ors-amarisoft/ue/cell/input-schema.json

 {
   "$schema": "https://json-schema.org/draft/2020-12/schema",
 
-  "title": "Cell",
+  "title": "UE Cell",
   "type": "object",
   "oneOf": [
     { "$ref": "../../ue/cell/lte/input-schema.json" },
     { "$ref": "../../ue/cell/nr/input-schema.json" }
-  ],
-
-  "$defs": {
-    "ue-cell-common": {
-
-    "required": [
-      "ue_cell_type",
-      "rf_mode",
-      "ru"
-    ],
-
-    "properties": {
-        "ue_cell_type": {
-          "type": "string",
-          "options":  { "hidden": true }
-        },
-
-        "rf_mode": { "$ref": "../../cell/input-schema.json#/$defs/cell-common/properties/rf_mode" },
-
-        "ru": {
-          "$ref": "../../cell/input-schema.json#/$defs/ru-of-cell",
-          "propertyOrder": 9999
-        }
-      }
-    }
-  }
+  ]
 }

software/ors-amarisoft/ue/cell/lte/input-schema.json

@@ -3,7 +3,6 @@
 
   "title": "LTE Cell",
   "type": "object",
-  "$ref": "../../../ue/cell/input-schema.json#/$defs/ue-cell-common",
 
   "required": [
     "dl_earfcn",
@@ -12,10 +11,14 @@
 
   "properties": {
     "ue_cell_type": {
+      "$ref": "../../../ue/cell/common.json#/properties/ue_cell_type",
       "const":    "lte",
       "template": "lte"
     },
 
+    "rf_mode": { "$ref": "../../../ue/cell/common.json#/properties/rf_mode" },
+    "ru":      { "$ref": "../../../ue/cell/common.json#/properties/ru" },
+
     "dl_earfcn": { "$ref": "../../../cell/lte/input-schema.json#/properties/dl_earfcn" },
     "ul_earfcn": { "$ref": "../../../cell/lte/input-schema.json#/properties/ul_earfcn" },
     "bandwidth": { "$ref": "../../../cell/lte/input-schema.json#/properties/bandwidth" }