Open Chat Room Link Access for Private Nonacquaintance Messaging

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Solution Overview

Problem

Existing instant messaging services require users to share personal information like phone numbers and IDs to communicate with nonacquaintances, posing a risk of exposure and inconvenience.

Innovation Solution

A messaging service that allows users to participate in open chat rooms through link information, such as custom URLs, QR codes, or icons, without sharing personal details, enabling communication with nonacquaintances while minimizing personal information exposure.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If users share personal information (phone number, ID) to communicate with nonacquaintances, then communication functionality is improved, but personal information security deteriorates

Engineering Contradiction:
Improvecommunication functionalityVSAvoidpersonal information exposure risk
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The patent introduces link information (URL, QR code, icon) as an intermediary that mediates between users for chat room access. Instead of directly sharing personal information, users share these intermediary links that the messaging server uses to establish connections. This resolves the contradiction by enabling communication functionality while preventing personal information exposure through the intermediary mechanism.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Object-affected harmful factors

If users use traditional friend-based messaging, then personal information security is improved, but communication versatility with nonacquaintances deteriorates

Engineering Contradiction:
Improvepersonal information protectionVSAvoidcommunication with nonacquaintances
Core Design Contradiction:
Object-affected harmful factorsVSAdaptability or versatility

Solution Approach 1:

The patent segments the communication process into two independent parts: (1) sharing link information that does not contain personal data, and (2) the messaging server handling the actual connection establishment. This segmentation allows users to communicate with nonacquaintances through public links while keeping personal information secure on the server side, thus resolving the contradiction between information protection and communication versatility.

Inventive Principle:
Principle #1Segmentation

3Ease of operation

If users exchange personal information to join chat rooms, then chat room access functionality is improved, but user privacy protection deteriorates

Engineering Contradiction:
Improvechat room accessVSAvoidpersonal information privacy
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The patent uses link information (URL, QR code, icon) as a copy or representation that provides access to chat rooms without requiring the original personal information. Users share these copies instead of their actual personal data, enabling chat room access functionality while preventing loss of personal information privacy.

Inventive Principle:
Principle #26Copying

Data Source

PatentUS20250234165A1Message service provision method for providing message service via open chat room corresponding to link information, and message server and terminal for executing same
Publication Date: 2025.07.17 KAKAO CORP
  • US20250234165A1 patent drawing
  • US20250234165A1 patent drawing
  • US20250234165A1 patent drawing

AI summary

Disclosed are a message service provision method for providing a message service via an open chat room corresponding to link information, and a message server and a terminal for executing the message service provision method. The message service provision method comprises the steps of: transmitting, to a message server, a request for issuing link information for an open chat room via a message application; receiving, from the message server, link information generated in response to the request for issuing link information; sharing the link information according to a request for sharing inputted by a user of a host terminal; and performing chatting with a user of a guest terminal participating in the open chat room by means of the shared link information; wherein the user of the guest terminal and the user of the host terminal are users who subscribed to a message service provided via the message server.