diff --git a/alpr-service/main.py b/alpr-service/main.py
index d87c526..93e08b4 100644
--- a/alpr-service/main.py
+++ b/alpr-service/main.py
@@ -50,7 +50,7 @@ def alpr_loop():
     # OPTIMIZACIÓN 1: Reducir resolución en hardware
     cap.set(cv2.CAP_PROP_FRAME_WIDTH, 480)
     cap.set(cv2.CAP_PROP_FRAME_HEIGHT, 360)
-    cap.set(cv2.CAP_PROP_FPS, 15)
+    cap.set(cv2.CAP_PROP_FPS, 24)
     cap.set(cv2.CAP_PROP_BUFFERSIZE, 1) # Mantener el buffer al mínimo
 
     last_process_time = 0
diff --git a/backend/src/index.js b/backend/src/index.js
index c6fe74c..d40555c 100644
--- a/backend/src/index.js
+++ b/backend/src/index.js
@@ -101,7 +101,23 @@ app.post('/api/detect', async (req, res) => {
   const { plate_number } = req.body;
   console.log(`Detected: ${plate_number}`);
 
+  const DUPLICATE_COOLDOWN_MS = 30000; // 30 seconds
+
   try {
+    // Check for recent duplicate
+    const lastLog = await prisma.accessLog.findFirst({
+      where: { plateNumber: plate_number },
+      orderBy: { timestamp: 'desc' }
+    });
+
+    if (lastLog) {
+      const timeDiff = new Date() - new Date(lastLog.timestamp);
+      if (timeDiff < DUPLICATE_COOLDOWN_MS) {
+        console.log(`Duplicate detection ignored for ${plate_number} (${timeDiff}ms since last)`);
+        return res.json({ message: 'Duplicate detection ignored', ignored: true, accessStatus: lastLog.accessStatus });
+      }
+    }
+
     // Check if plate exists
     let plate = await prisma.plate.findUnique({
       where: { number: plate_number }