Handheld Barcode Reader Adapter with Vision Camera
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Solution Overview
Problem
Current solutions for retail environments lack effective use of vision systems at the point of sale for loss prevention issues such as sweethearting and ticket switching in handheld barcode readers.
Innovation Solution
A handheld barcode reader or assembly equipped with a vision camera, allowing for a wide field-of-view to monitor the checkout area, including facial recognition and alert functionalities, integrated into the device or as an adapter for enhanced surveillance capabilities.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a vision camera is integrated into handheld barcode readers, then loss prevention monitoring capability is improved, but device complexity increases
Solution Approach 1:
The system is divided into separate functional modules: the handheld barcode reader for scanning operations and the base station for housing the vision camera and processing unit. This segmentation allows the barcode reader to remain simple while the monitoring capability is provided by the base station, resolving the contradiction between monitoring capability and device complexity.
Solution Approach 2:
The base station acts as an intermediary between the handheld barcode reader and the monitoring system. The vision camera and processing unit are located in the base station rather than in the handheld device, serving as a mediator that provides advanced monitoring capabilities without complicating the portable scanner.
2Reliability
If a vision camera with wide field-of-view is added to monitor checkout area, then surveillance capability is improved, but device size increases
Solution Approach 1:
The surveillance function is segmented from the handheld device and placed in the base station. The vision camera with wide field-of-view is positioned in the base station where space is abundant, allowing comprehensive monitoring without increasing the size of the portable barcode reader.
Solution Approach 2:
The monitoring capability is moved from the portable dimension (handheld device) to the stationary dimension (base station). This dimensional transition allows the vision camera to have a wide field-of-view without constraining the portability requirements of the handheld scanner.
3Productivity
If vision camera is integrated into handheld device, then real-time monitoring is improved, but ease of operation deteriorates
Solution Approach 1:
The system separates the scanning function (handheld device) from the monitoring function (base station). The handheld device remains simple and easy to operate for barcode scanning, while the base station handles the complex vision processing and real-time monitoring tasks automatically.
Solution Approach 2:
The base station with the vision camera performs automated monitoring and analysis of the checkout area. The system self-services by automatically detecting suspicious activities and generating alerts without requiring manual operation, thus maintaining ease of use while providing efficient real-time monitoring.
Data Source
AI summary
Adapters for handheld barcode readers and handheld barcode reader assemblies are disclosed herein. An example adapter is configured to be attached to a handheld barcode reader having a housing defining a head portion and a base portion and a barcode reading module positioned at least partially in the head portion and having a second field-of-view (FOV) directed through a scan window in the head portion. The adapter includes an adapter housing, a means for attaching the adapter housing to the base portion of the housing of the handheld barcode reader, and a vision camera having a first FOV directed through a base window formed in the adapter housing.