Screen Sharing Terminal Using Phone Call Authentication

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Solution Overview

Problem

Existing screen sharing technologies require prior knowledge of IP addresses, making it difficult to easily connect and share screens between devices, especially in scenarios beyond traditional remote support and between users.

Innovation Solution

A screen sharing terminal and method that uses authentication via outgoing and incoming phone calls to identify and connect with communicatively connected devices, allowing users to select and share screens from a list of available devices, with the option to notify sharing status by voice.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If conventional screen sharing techniques are used, then screen sharing can be established, but prior knowledge of IP addresses is required which reduces ease of operation

Engineering Contradiction:
Improveease of connectionVSAvoidconnection setup complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent introduces a communication terminal as an intermediary device between the screen sharing terminal and target electronic devices. The communication terminal automatically discovers available electronic devices and manages connection setup, eliminating the need for users to manually input IP addresses. This mediator handles the complex device identification and connection establishment processes, significantly improving ease of operation while reducing connection setup complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If remote support is provided between users, then more flexible support scenarios are enabled, but device identification becomes more difficult without predetermined IP addresses

Engineering Contradiction:
Improvesupport scenario flexibilityVSAvoiddevice identification difficulty
Core Design Contradiction:
Adaptability or versatilityVSDifficulty of detecting and measuring

Solution Approach 1:

The system implements self-service device identification where the communication terminal automatically performs device discovery and identification without requiring user intervention for IP address input. The terminal autonomously queries the network, identifies available electronic devices, and presents them to the user in an easy-to-select format. This self-service mechanism enables flexible peer-to-peer support scenarios while simplifying device identification through automated network scanning and device enumeration.

Inventive Principle:
Principle #25Self-service

3Ease of operation

If automatic device discovery is implemented, then ease of connection is improved, but additional authentication mechanisms are required which increase device complexity

Engineering Contradiction:
Improvedevice connection easeVSAvoidauthentication system complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent replaces complex manual authentication mechanisms with voice-based authentication. Instead of requiring users to manually input passwords or configure security settings, the system uses voice recognition to verify user identity and authorize screen sharing. The voice authentication module captures voice input, processes it through recognition algorithms, and automatically establishes authentication. This substitution of mechanical authentication with voice-based biometric authentication improves ease of connection while managing authentication system complexity through natural interface design.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentUS9658817B2Screen sharing terminal, method of screen sharing, and program for screen sharing terminal
Publication Date: 2017.05.23 OPTIM
  • US9658817B2 patent drawing
  • US9658817B2 patent drawing
  • US9658817B2 patent drawing

AI summary

The present invention is to provide a screen sharing terminal which easily authenticates and identifies the other terminals to share the screen, and enables to share a screen with the identified terminals and devices communicatively connected to the identified terminals. Between the screen sharing terminal and the communication terminal that share the screen, the terminals are easily identified by the authentication which is initiated by outgoing and incoming phone call between the terminals through the telephone network. In addition, the screen sharing can be done with the electronic devices communicatively connected to the communication terminal by transmitting the received screen data to the communication terminal.