ALPR Camera System for Vehicle Identification

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Solution Overview

Problem

Order pick-up locations face challenges in reducing customer wait times due to manual check-in processes, which can be inefficient and increase overall service time, especially with imperfect automatic license plate recognition (ALPR) technology.

Innovation Solution

Implementing a system that combines cameras with ALPR technology and proximity sensors to automatically identify and check in vehicles upon arrival, with a human concierge as a failsafe for manual verification when ALPR fails, thereby streamlining the pick-up process and reducing wait times.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual check-in processes are used, then customers can be verified accurately, but service time increases and efficiency decreases

Engineering Contradiction:
Improvecustomer verification accuracyVSAvoidcustomer wait time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs preliminary actions by capturing license plate images and initiating customer identification before the vehicle fully arrives at the pickup location. The ALPR system reads license plates in advance, and the system proactively searches customer databases for matching information, allowing the check-in process to begin before the customer completes their journey, thereby reducing wait time while maintaining verification accuracy.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent replaces the mechanical manual check-in system with an automated optical and electronic system. Cameras capture license plate images, ALPR technology automatically reads and processes the plate numbers, and computer systems perform database searches and customer identification. This substitution of mechanical human operations with automated technological systems eliminates manual processing delays while preserving verification accuracy through systematic database matching.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Productivity

If ALPR technology is used, then check-in speed increases, but accuracy decreases due to imperfect recognition

Engineering Contradiction:
Improvecheck-in speedVSAvoidlicense plate recognition accuracy
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The system implements beforehand cushioning by preparing multiple fallback identification methods in advance. If ALPR recognition fails or produces uncertain results, the system has pre-configured alternative approaches including manual verification by staff, database searches using partial or模糊 license plate information, and cross-referencing with customer-provided vehicle details. This cushioning ensures that the initial speed advantage of ALPR does not compromise overall system reliability.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

Solution Approach 2:

The system employs feedback mechanisms where the results of ALPR recognition are continuously evaluated against database records and customer information. When ALPR produces a match, the system verifies it through additional checks such as comparing against customer-provided vehicle details or requiring confirmation through the customer's mobile device. This feedback loop ensures that speed gains from automated recognition do not sacrifice identification accuracy.

Inventive Principle:
Principle #23Feedback

3Productivity

If automated systems are implemented, then service efficiency improves, but system complexity increases

Engineering Contradiction:
Improveservice efficiencyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system achieves universality by designing multi-functional components that handle multiple tasks. The camera system not only captures license plate images for ALPR but also records general vehicle information. The database system performs multiple functions including customer verification, order matching, and vehicle information storage. The mobile device serves as both a customer communication channel and a verification tool. This multi-functionality reduces the need for separate dedicated systems, thereby managing complexity while maintaining high service efficiency.

Inventive Principle:
Principle #6Universality (Multi-functionality)

4Loss of time

If early customer identification is performed, then wait time is reduced, but more verification steps are required

Engineering Contradiction:
Improvecustomer wait timeVSAvoidverification process complexity
Core Design Contradiction:
Loss of timeVSDevice complexity

Solution Approach 1:

The system performs preliminary verification actions by initiating database searches and customer identification processes before the vehicle arrives at the pickup location. License plates are read in advance, and the system proactively queries customer databases for matching information. This preliminary action allows verification steps to be completed during the customer's travel time rather than adding to their wait time, effectively reducing perceived wait time while distributing verification complexity across different time points.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements self-service by enabling customers to verify their own identity and order information through mobile devices. Once the system preliminarily identifies a vehicle through ALPR and database matching, it can send notifications to the customer's mobile device for confirmation. This self-verification approach reduces the need for complex manual verification steps by staff, allowing early identification to proceed with simpler automated processes while maintaining accuracy.

Inventive Principle:
Principle #25Self-service

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This integrated system significantly reduces customer wait times by enabling early initiation of order fulfillment and delivery processes, improving the overall customer experience and service efficiency.

Implementation Method 1

one or more cameras configured to capture images of the license plate

Methodology Applied
Scientific EffectPhotography: Photography

Implementation Method 2

The captured images are processed using automatic license plate recognition (ALPR) technology to read the license plate on the vehicle

Methodology Applied
Scientific EffectAutomatic License Plate Recognition:

Data Source

PatentUS10223596B1Identifying vehicles in a parking bay
Publication Date: 2019.03.05 AMAZON TECH INC
  • US10223596B1 patent drawing
  • US10223596B1 patent drawing
  • US10223596B1 patent drawing

AI summary

Systems and associated methods are disclosed to reduce wait time experienced by customers during order fulfillment and pick-up. The system utilizes cameras and automatic license plate recognition (ALPR) to quickly identify vehicles associated with customer accounts and pending pick-up orders upon arrival. Proximity detectors provide an additional layer of vehicle detection. A concierge tool provides manual inputs from a user relating to vehicle or customer status. The system provides for synthesis and fusion of these diverse input types to accurately detect and identify arriving and departing customers.