Communication Device User Verification for Remote Conference Access

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Solution Overview

Problem

In remote conferencing systems, when the image of a user from another communication device is changed, the receiving device may mistakenly identify the user, leading to incorrect permission denial for participation in the conference.

Innovation Solution

A non-transitory computer-readable medium storing a program that enables a communication device to compare user information received in a start request with stored user information to verify the authenticity of the user image and notify the user appropriately, ensuring accurate permission granting.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If the user image is updated to reflect current appearance, then the visual representation remains current and relevant, but the user may be mistakenly identified as a different user leading to incorrect permission denial

Engineering Contradiction:
Improveuser image accuracyVSAvoiduser identification accuracy
Core Design Contradiction:
Loss of informationVSReliability

Solution Approach 1:

The system performs preliminary comparison of user information (such as user ID, name, or other identifiers) against the incoming start request before displaying the updated user image. This preliminary action ensures that even though the image has changed, the system can verify the request is from the same user, preventing mistaken identification and permission denial.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system provides feedback to the user by displaying both the updated user image and the user information for verification. This feedback mechanism allows the user to confirm whether the start request is from the expected user, even when the image has changed, thereby maintaining reliable user identification while keeping the image current.

Inventive Principle:
Principle #23Feedback

2Ease of operation

If the system displays only the current user image without additional verification, then the interface remains simple and fast, but the user may mistakenly deny permission to the wrong user

Engineering Contradiction:
Improvepermission granting processVSAvoiduser identification accuracy
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The system merges the display of the current user image with the display of user information (such as user ID, name, or other identifiers) in the permission request interface. This combination provides both visual and informational cues to the user, making the permission granting process remain simple while significantly improving user identification accuracy and preventing mistaken denial.

Inventive Principle:
Principle #5Merging (Combining)

3Reliability

If the system compares user information before displaying the start request, then user identification accuracy improves, but additional processing time and complexity are required

Engineering Contradiction:
Improveuser identification accuracyVSAvoidinformation processing complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system extracts only the essential user information (such as user ID or key identifiers) from the start request for comparison purposes, rather than processing all possible user data. This extraction approach maintains high user identification accuracy while minimizing the processing complexity and computational overhead required for the comparison operation.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS9094575B2Non-transitory computer-readable medium storing program and communication device
Publication Date: 2015.07.28 BROTHER KOGYO KK
  • US9094575B2 patent drawing
  • US9094575B2 patent drawing
  • US9094575B2 patent drawing

AI summary

A non-transitory computer-readable medium stores computer-readable instructions that, when executed by a processor of a communication device, instruct the processor to perform processes that includes performing a first receiving that receives a start request from a partner communication device, the start request including identification information and first user information and requesting that a remote conference be started, acquiring, based on the identification information, second user information stored in a storage portion, performing a first determining that determines whether the first user information and the second user information differ from one another, performing a first outputting that outputs a first command in response to determining that the first user information and the second user information differ from one another, and performing a second outputting that outputs a second command in response to determining that the first user information and the second user information do not differ from one another.