Image Processing for Secure Purchase Verification

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Solution Overview

Problem

The implementation of sales promotion measures through electronic commerce companies is hindered by the need to manage personal information, which is often included in captured purchase history images, making it difficult to prevent leakage and ensure accurate determination of purchase conditions for incentives.

Innovation Solution

An information processing device and method that perform mask or mosaic processing on captured images of purchase histories, delivery statements, or emails to obscure personal information, allowing for secure determination of purchase details without revealing sensitive user data.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If captured images of purchase histories are used to determine purchase conditions for sales promotion, then accurate determination of purchase information is achieved, but personal information leakage occurs

Engineering Contradiction:
Improvedetermination accuracy of purchase informationVSAvoidpersonal information leakage
Core Design Contradiction:
Measurement precisionVSObject-affected harmful factors

Solution Approach 1:

The captured image is segmented into multiple regions: personal information regions (to be masked) and purchase information regions (to be extracted). This segmentation allows the system to process only the necessary purchase information while automatically protecting personal data, thus resolving the contradiction between accurate determination and information leakage.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system extracts only the necessary purchase information (product name, purchase date, amount) from the captured image while leaving personal information behind to be masked. This extraction approach enables accurate determination of purchase conditions without exposing sensitive user data, effectively resolving the technical contradiction.

Inventive Principle:
Principle #2Taking out (Extraction)

2Reliability

If mask processing is performed on captured images to protect personal information, then personal data security is improved, but processing complexity increases

Engineering Contradiction:
Improvepersonal information securityVSAvoidimage processing complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system performs preliminary identification of personal information regions in the captured image before extracting purchase information. By pre-identifying and masking sensitive areas first, the system simplifies subsequent processing steps and ensures security is built into the workflow from the beginning, reducing overall complexity while maintaining high reliability.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system introduces an intermediary processing step that automatically identifies and masks personal information regions based on predefined patterns (such as address formats, phone number patterns). This intermediary layer simplifies the complexity by automating the masking process rather than requiring manual intervention, thus improving security without proportionally increasing complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS11405528B2Information processing device and information processing method for avoiding leakage of information
Publication Date: 2022.08.02 FELICA NETWORKS INC
  • US11405528B2 patent drawing
  • US11405528B2 patent drawing
  • US11405528B2 patent drawing

AI summary

An information processing device and an information processing method capable of effectively implementing sales promotion measures for promoting product purchase via an EC company while avoiding leakage of personal information are provided. The information processing device includes a processing unit that performs mask processing or mosaic processing on a predetermined area of a captured image acquired by capturing at least one of a purchase history, a delivery statement, and an email provided to a user by at least one electronic commerce company, and a determination unit that determines whether the captured image that has been processed includes predetermined information.