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ANPR Cameras

Understand ANPR Technology from Capture to Recognition

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What are ANPR Cameras?

Understanding ANPR, ALPR, and LPR

Automatic Number Plate Recognition (ANPR) is a technology that identifies and reads vehicle license plate numbers. ANPR systems use Optical Character Recognition (OCR) technology to capture and interpret images, allowing them to identify vehicle license plates in real-time, even at high speeds. ANPR, ALPR (Automatic License Plate Recognition), and LPR (License Plate Recognition) cameras are essentially the same technology, but they differ slightly in their application and naming conventions.

Where ANPR Cameras Are Used

ANPR cameras are widely deployed across multiple sectors to enhance efficiency, safety, and automation, supporting applications such as traffic monitoring, law enforcement, parking management, access control, and toll collection.

Milesight AI-powered ANPR Solution

Beyond plate recognition, Milesight ANPR Cameras leverage AI LPR analytics, edge computing, and open system interoperability to deliver superior accuracy(99% Capture Rate & 98% Plate Recognition Rate), real-time performance, and operational efficiency for ITS and smart city applications.

Factors to Consider When Choosing an ANPR Camera

AI-Powered ANPR Functionality

Milesight AI LPR cameras, powered by deep learning algorithms, offer ultra-fast recognition within 100ms and deliver exceptional accuracy. The system supports self-training for localized optimization and can accurately identify a wide range of plate and vehicle attributes, including license plate numbers, plate colors, vehicle colors, vehicle types, vehicle brands, and more.

lpr attributes

Accurate Recognition of Various Plate Types

It is crucial for an ANPR camera to accurately identify a wide range of license plate formats and materials, including angled plates, reflective plates, low-contrast character plates, multi-line plates, and ADR plates. Advanced recognition algorithms must be capable of reading plates from different countries and regions, ensuring broad compatibility. Furthermore, the camera must effectively detect and record traffic violations, improving the overall efficiency and safety of traffic management systems.

different plates

Recognize Better Under Challenging Conditions

Frame Parity Flashing technology means the cameras take several images of the vehicle with different illumination levels, and the system will then automatically select the best image for ANPR processing. lt ensures clear capture of the vehicle body and license plate (reflective & non-reflective plates). Two different intensities of the built-in illumination may be defined for the even/odd frames.
anpr camera pc even frame
Global Shutter sensor eliminates motion blur and ensures crystal-clear plate images of fast-moving vehicles even at speeds over 250km/h, enabling precise license plate recognition, dependable evidence collection, and consistent enforcement performance.
anpr camera pc global shutter
Optimize license plate identification by utilizing our optional dual IR wavelengths (850nm and 740nm), enabling precise recognition across different contrast levels and lighting conditions. 850nm IR Wavelength: Ideal for High-contrast/ Non-reflective License Plate. 740nm IR Wavelength: Ideal for Low-contrast/ Reflective License Plate.
anpr camera pc image quality wavelength
With Smart IR II technology, license plates can be clearly recognized from distances of up to 630 feet with Milesight AI Traffic Speed Camera, delivering 24/7 detection reliability and broad coverage even in low light or challenging visibility conditions.
630feet

Frame Parity Flashing

Global Shutter

740nm/850nm Dual IR Wavelength

Long-range ANPR Distance

anpr camera pc light condition

Superior Image Quality

High-resolution imaging, with up to 4K resolution, ensures that every detail is captured clearly, even in challenging lighting conditions. Cameras equipped with 1/1.8" progressive CMOS sensor and 140dB dynamic range (WDR) technology can effectively manage glare, shadows, and low-light environments. With the capability of a high frame rate of up to 90fps, these cameras ensure reliable plate recognition at any time of day. Boasting an ultra low-light performance of 0.002 Lux, these cameras deliver exceptional clarity even in extremely dark conditions.

You May be Intested in These ANPR Cameras

Use Case of Automatic Number Plate Recognition

Urban Roadway
Highways
Indoor & Outdoor Parking
Access Control

Urban Roadway

urban
Reverse Driving Detection
reverse running
No-plate Detection
no plate detection
Red Light Violation
Detection
red light running
Speeding Detection
speeding
Low Emission
Zone Restriction
lez
Various Vehicle
Attributes Recognition
vehicle attributes
Specific Lane Management
bus lane infringement
  • Red-light Running Enforcement

    :

    powered by a High-performance AI Chip and Global Shutter technologies, ANPR cameras ensure precise plate capture and video evidence generation to streamline enforcement efficiency and enhance intersection safety.

  • Low Emission Zone Restriction

    :

    Real-time license plate matching with emission databases enables ANPR cameras to automatically detect and log high-emission vehicles entering LEZ zones, minimizing manual effort and ensuring full compliance with environmental regulations.

  • Comprehensive Violation Detection

    :

    Edge AI LPR analysis enables real‑time detection of reverse driving, no-plate vehicles, bus lane infringement, and speeding in restricted areas like campuses and industrial zones, ensuring proactive traffic management and public security.

  • Vehicle Classification and Counting

    :

    Classification and counting based on vehicle type and size generate valuable traffic report insights for smart city platforms, enabling dynamic signal control, peak-hour forecasting, and sustainable urban mobility strategies.

Highways

highway
High-speed Detection
high speeding
Toll Collection Automation
toll collection
Traffic Flow Analysis
traffic flow
ADR Detection
adr
Seat Belt & Phone
Call Detection
behavior
  • Traffic Congestion Monitoring

    :

    ANPR systems can assign different speed limits to various vehicle types (car, truck, bus), enabling responsive highway traffic management that improves lane utilization and optimizes traffic flow.

  • Toll Collection Automation

    :

    With multi-lane coverage and simultaneous tracking of up to 32 targets, ANPR cameras achieve seamless, stop-free toll collection through accurate plate recognition improving operational efficiency and reducing congestion at toll plazas.

  • High-speed Enforcement

    :

    With 24 GHz radar integrated, the camera provides high-precision speed detection (up to 320 km/h), vehicle classification, and direction analysis, enabling reliable enforcement and data-driven highway traffic management.

  • Hazardous Vehicle Access Control

    :

    Milesight ANPR Camera can recognize ADR license plates and send violation LPR data to enforcement platforms or third-party VMS instantly, helping authorities monitor compliance, prevent unauthorized access, and improve highway safety.

Indoor & Outdoor Parking

parking
Time-limited Illegal Parking
illegal parking
Intelligent Parking Guidance
indoor parking
Occupancy Detection
outdoor parking
Parking Detection with LPR
parking with lpr
Vehicle-type-specific
Illegal parking
specific parking
Entrance & Exit Management
entrance exit
  • Efficient Space Utilization

    :

    AI ANPR cameras detect idle and occupied parking spaces in real time and sync data to entrance screens or mobile apps. This helps drivers reduce search time and enables parking operators to improve overall efficiency in shopping mall parking lots, airport parking areas, office complexes, and residential communities.

  • Parking Violation Management

    :

    Leverage ANPR to detect time‑limited, vehicle-type-specific, and no-parking zone violations. Automatically identify license plates, record parking duration, recognize vehicle types, and trigger real-time alerts to streamline parking enforcement and improve urban traffic order.

  • Dynamic Parking Strategies

    :

    By recording peak and low occupancy hours, the system helps operators adjust parking strategies (such as peak-time surcharges and off-peak discounts) for both indoor garages and open-air parking lots, helping operators optimize rates and boost revenue margins.

  • Effortless Platform Compatibility

    :

    Milesight ANPR cameras integrate effortlessly with cloud platforms like Zatpark, supporting centralized enforcement, multi-site scalability, and plug-and-play deployment, streamlining daily operations and reducing integration costs.

Access Control

parking
Time-limited Illegal Parking
illegal parking
Intelligent Parking Guidance
indoor parking
Occupancy Detection
outdoor parking
Parking Detection with LPR
parking with lpr
Vehicle-type-specific
Illegal parking
specific parking
Entrance & Exit Management
entrance exit
  • Automated Gate Entry/Exit

    :

    ANPR cameras identify pre‑registered license plates to automatically open gates for authorized vehicles, eliminating the need for access cards or manual verification.

  • Whitelist/Blacklist Management

    :

    Utilizing high-accuracy license plate recognition, real-time list matching, and smart alert capabilities, Milesight ANPR cameras immediately detect and notify unauthorized or unidentified vehicle access based on blacklists and whitelists to enhance on-site security and response efficiency.

  • Comprehensive Evidence Capture

    :

    ANPR cameras combine multi-angle imaging, high-resolution snapshots, and supplementary lighting to ensure clear plate capture and provide reliable evidence for accurate investigation and documentation.

  • Integration with Payment System

    :

    Integrates easily with payment systems by pushing license plate recognition data in real time, enabling automated billing, ticketless entry and exit, and seamless connectivity with third‑party parking platforms.

Success Stories

Real‑Time Cyclist Detection Enhances Road Safety in Gipuzkoa

Integrated Traffic Information Display System on La Gomera Island

AI LPR Boosts Toll Accuracy & Safety on Indonesia's Highways

Solar‑Powered ANPR Transforms Off‑Grid Parking in Hong Kong

Smart Congestion Alerts Enhance Urban Traffic Flow in Barcelona

AI-Powered LPR Boosts Loading Visibility & Control in Spain

Related Resources

FAQs

Is ANPR the Same As ALPR, LPR?

Does ANPR work everywhere?

What technologies do ANPR cameras use to accurately capture and process license plate information?

What is the difference between regular security cameras and ANPR cameras?

Are Milesight ANPR cameras GDPR or NDAA compliant?

Are Milesight ANPR cameras compatible with third-party VMS or access control systems?

Can Milesight ANPR cameras be used for off-grid or remote locations?

Does Milesight offer mobile ANPR solutions?

Q: Is ANPR the Same As ALPR, LPR?

A: ANPR (Automatic Number Plate Recognition) and ALPR (Automatic License Plate Recognition) are essentially the same technology, used for automatically recognizing and reading vehicle license plate numbers. The underlying technology for ANPR, ALPR, and LPR is the same, involving image capture, image processing, and optical character recognition (OCR). All three terms are used in similar applications such as traffic management, parking management, electronic toll collection, and law enforcement. The main difference is the regional preference for terminology. "Number Plate" is more common in Europe and Asia, while "License Plate" is more common in North America.

Q: Does ANPR work everywhere?

A: The diverse formats of license plates across different countries significantly increase the difficulty of ANPR systems in recognizing them. Variations in characters, colors, sizes, and fonts among different countries' plates demand higher accuracy from ANPR cameras. Milesight LPR cameras are now in many countries like America, Europe, Asia, the Middle East, and Africa. See the full list of over 70 countries worldwide! See the full supported LPR list of over 70 countries worldwide!

Q: What technologies do ANPR cameras use to accurately capture and process license plate information?

A: ANPR (Automatic Number Plate Recognition) cameras utilize a combination of advanced technologies to accurately capture and process license plate information. Key technologies include:

①High-Resolution Imaging : ANPR cameras are equipped with high-resolution sensors that can capture clear images of license plates, even from a distance or in low-light conditions.

②Infrared (IR) Lighting: Many ANPR cameras use infrared lighting to ensure that license plates are visible, regardless of the time of day or weather conditions. This helps in capturing clear and sharp plate images without being affected by external lighting variations.

③Machine Learning and AI: Modern ANPR systems often incorporate machine learning and artificial intelligence to improve recognition accuracy.

These technologies allow the system to learn from a wide array of license plate formats and styles, adapting to different countries' and regions' standards.

Q: What is the difference between regular security cameras and ANPR cameras?

A: Regular security cameras are primarily designed for general surveillance, capturing video footage to monitor and record activities within a specified area. These cameras are typically focused on providing high-resolution images and broad coverage. In contrast, LPR (License Plate Recognition) cameras are specifically engineered to identify and read license plate numbers. They use advanced algorithms and infrared technology to accurately capture and process license plate information. This technology works well even in difficult lighting conditions or at high speeds.

Q: Are Milesight ANPR cameras GDPR or NDAA compliant?

A: Yes. Milesight offers NDAA-compliant models across its ANPR product line. For GDPR, Milesight ANPR cameras feature on-device AI processing and built-in data protection mechanisms including encrypted data transmission, access controls, and audit logs to ensure responsible and secure data usage.

Q: Are Milesight ANPR cameras compatible with third-party VMS or access control systems?

A: Yes. Milesight ANPR cameras support open integration protocols such as CGI, API, HTTP, MQTT, and TCP, enabling seamless interoperability with third-party VMS platforms, access control systems, and cloud-based parking management software.

Q: Can Milesight ANPR cameras be used for off-grid or remote locations?

A: Yes. The Milesight Solar LPR Camera is powered by solar energy, equipped with 4G wireless connectivity, a built-in battery pack, and a weatherproof design making it ideal for off-grid areas. It enables 24/7 license plate capture without requiring wired power or internet infrastructure.

Q: Does Milesight offer mobile ANPR solutions?

A: Yes. Milesight provides mobile ANPR solutions designed for temporary deployments, rapid response, and flexible monitoring. They are ideal for traffic enforcement, construction site security, event management, rural farms, and open retail parking lots.

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