Face Authentication Machine Progress Notification

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Solution Overview

Problem

Existing face authentication systems face challenges in safely managing personal information and providing users with clear progress updates during the authentication process, particularly in scenarios where face image data and feature data are stored on cloud servers without adequate security measures and notification mechanisms.

Innovation Solution

A face authentication machine that requests processing from a face authentication server upon user action, acquiring live images of the user and displaying authentication progress on a display unit, with a processor controlling the acquisition and display to show notification screens indicating the authentication status, ensuring secure management of personal information and user awareness.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If face authentication is performed using wireless tag (IC card), then the target person can be narrowed down for authentication, but the user must carry the IC card at all times which creates safety management issues for personal information

Engineering Contradiction:
Improveauthentication accuracyVSAvoidpersonal information security
Core Design Contradiction:
Measurement precisionVSReliability

Solution Approach 1:

The patent extracts and removes the wireless tag (IC card) from the authentication system, transitioning to a pure face authentication system. This eliminates the need for users to carry physical cards while maintaining authentication accuracy through facial recognition alone, thereby resolving the contradiction between authentication precision and personal information security.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent uses face image data as a digital copy of personal identification, replacing the physical IC card. The face authentication server stores and processes facial feature data as a substitute for card-based identification, enabling contactless authentication while improving security by eliminating physical card handling risks.

Inventive Principle:
Principle #26Copying

2Loss of time

If face authentication processing time is reduced, then user convenience is improved, but the authentication result cannot be properly notified to the user

Engineering Contradiction:
Improveauthentication processing timeVSAvoidauthentication progress notification
Core Design Contradiction:
Loss of timeVSLoss of information

Solution Approach 1:

The patent implements a feedback mechanism through the notification unit that provides real-time status updates to users during authentication processing. The system sends progress notifications (e.g., 'face captured', 'processing', 'result ready') to keep users informed without significantly extending the overall authentication time, thus resolving the contradiction between speed and information communication.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system performs preliminary face capture and processing while simultaneously preparing notification messages. The notification unit is ready to display results immediately upon completion, overlapping the notification preparation with the authentication processing to minimize perceived wait time while ensuring proper user notification.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11893844B2Face authentication machine and face authentication method
Publication Date: 2024.02.06 PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO LTD
  • US11893844B2 patent drawing
  • US11893844B2 patent drawing
  • US11893844B2 patent drawing

AI summary

A face authentication machine includes a face image acquirer (camera) that acquires a live image of a predetermined capturing area in a facility including a face image of a user; a display unit (display) that displays a progress of face authentication of the face image included in the live image acquired by the face image acquirer; and a processor (controller) that controls the face image acquirer and the display unit, in which the processor sequentially displays two or more notification screens indicating the progress on the display unit, when the user is detected from the live image.