📊 Smart City Sensor Data Format
Define and validate IoT sensor data, real-time monitoring feeds, and urban infrastructure telemetry.
Real-Time Monitoring Dashboard
City Metrics
Air Quality
Good (42 AQI)
Traffic Flow
Moderate
Energy Usage
Normal
Water System
Optimal
Active IoT Devices
Environmental Sensors
1,248
Traffic Cameras
384
Smart Meters
52,103
Public Safety
627
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🤖 Smart City Algorithms
Traffic optimization, energy management, and predictive analytics for urban systems.
Traffic Flow Optimization
Energy Management System
Demand Forecasting
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🔌 Smart City Data Protocol
Standardized communication protocols for urban IoT integration and data exchange.
WIA-CITY Data Integration Protocol
Protocol Specification
Version: 1.0.0
Transport: MQTT, CoAP, HTTP/REST
Data Format: JSON-LD with WIA-CITY schema
Security: TLS 1.3, OAuth 2.0, DID-based authentication
API Endpoints
Sensor Data Ingestion
POST /api/v1/sensors/data
Protocol Message Examples
{
"@context": "https://wia.org/city/v1",
"@type": "SmartCitySensorData",
"sensor": {
"id": "ENV-AIR-001",
"type": "AirQualitySensor",
"location": {
"lat": 37.5665,
"lon": 126.9780,
"zone": "gangnam-district"
}
},
"timestamp": "2025-12-25T10:30:00Z",
"measurements": [
{
"type": "PM2.5",
"value": 35,
"unit": "μg/m³",
"quality": "good"
},
{
"type": "temperature",
"value": 22.5,
"unit": "celsius"
}
],
"metadata": {
"protocol": "WIA-CITY-001",
"version": "1.0.0",
"signature": "did:wia:city:sensor:001#sign-2025"
}
}
🔗 System Integration
Integration architecture for traffic, energy, environment, and safety systems.
Integrated City Systems
🚦 Traffic Management
Traffic Cameras
384 Connected
Smart Signals
127 Active
Parking Sensors
8,450 Online
Public Transport
542 Vehicles
⚡ Energy Grid
Smart Meters
52,103 Units
Solar Panels
1,284 Sites
EV Chargers
318 Stations
Battery Storage
45 MW
🌍 Environmental
Air Quality Stations
85 Active
Water Sensors
142 Monitoring
Waste Bins (Smart)
1,850 Units
Weather Stations
12 Sites
🚨 Public Safety
CCTV Cameras
627 Active
Emergency Alerts
24/7 Ready
Smart Streetlights
4,230 Units
Response Teams
18 Teams
Digital Twin City Platform
Virtual City Model
Real-time digital replica of the entire city infrastructure for simulation and planning.
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📱 Smart City Credentials & QR Codes
Generate verifiable credentials and QR codes for smart city services and access.
Verifiable Credential
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QR Code