Mirroring Screen Payment Control via Remote Signals

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Solution Overview

Problem

Existing electronic devices lack an efficient method for performing payment functions through mirroring screen technology, requiring direct manipulation of portable terminals and complicating the payment process.

Innovation Solution

An electronic device with a wireless receiving capability and a controller that activates payment functions upon receiving remote signals, allowing mirroring of payment application screens from external devices for seamless authentication and transaction execution without needing the portable terminal.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If screen mirroring technology is used to display payment application screens on electronic devices, then the payment process becomes more convenient and eliminates the need for direct portable terminal interaction, but the system complexity increases due to the need for wireless communication and screen mirroring integration

Engineering Contradiction:
Improvepayment process convenienceVSAvoidsystem complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent implements screen mirroring technology to create a visual copy of the portable terminal's display on the electronic device. This allows the payment application interface to be replicated and displayed on the larger electronic device screen, enabling users to interact with the payment process without directly handling the portable terminal, thus improving ease of operation while managing system complexity through established mirroring protocols

Inventive Principle:
Principle #26Copying

2Ease of operation

If the electronic device mirrors and controls the payment application screen, then the user can perform payment functions without the portable terminal, but the reliability of the payment process may be compromised due to indirect control

Engineering Contradiction:
Improvepayment function accessibilityVSAvoidpayment process reliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent introduces the electronic device as an intermediary between the user and the portable terminal during the payment process. The electronic device receives and processes remote control signals, mirrors the payment application screen, and transmits control commands back to the portable terminal. This intermediary role allows users to conveniently interact with the payment interface on the electronic device while maintaining reliable communication with the portable terminal through established wireless protocols, ensuring payment process integrity

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If remote control signals are used to operate the mirrored payment screen, then the payment process can be completed without physical access to the portable terminal, but the precision of control may be reduced compared to direct terminal manipulation

Engineering Contradiction:
Improveremote payment capabilityVSAvoidcontrol precision
Core Design Contradiction:
Ease of operationVSMeasurement precision

Solution Approach 1:

The patent enables payment control to transition from the portable terminal dimension to the electronic device dimension through screen mirroring. Users can interact with the payment application interface displayed on the electronic device's larger screen using remote control signals, providing more accessible and precise control compared to small portable terminal screens. The mirroring technology maintains control precision by accurately transmitting user inputs from the electronic device back to the portable terminal, enabling remote payment operations with improved dimensional interaction

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentEP3171309B1Mobile terminal and method for controlling the same
Publication Date: 2020.07.08 LG ELECTRONICS INC
  • EP3171309B1 patent drawingFigure 1~2
  • EP3171309B1 patent drawingFigure 3
  • EP3171309B1 patent drawingFigure 4

AI summary

Disclosed herein are an electronic device and a method for controlling the electronic device. In an aspect, when a mirroring connection request is received from a first external device, a second external device pairing-connected with the first external device is also mirrored. Accordingly, a mirroring screen for the first external device and a mirroring screen for the second external device can be displayed together.