Touch-and-Connect K-Card Pairing for Automatic Device Connection

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Solution Overview

Problem

Existing pairing methods for computing devices require substantial user interaction, which is cumbersome and creates a major user experience problem, especially for non-computer-savvy individuals, and do not efficiently integrate service requests during the pairing process.

Innovation Solution

A touch-and-connect mechanism using a K-card that generates imitated touches on a touchscreen to encode data for pairing computing devices, allowing users to pair devices by simply contacting the K-card with the touchscreen, and optionally select a desired service during this interaction.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional pairing methods are used, then connection establishment between devices is achieved, but user interaction complexity increases and user experience deteriorates

Engineering Contradiction:
Improvepairing operation simplicityVSAvoiduser interaction steps
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent introduces a K-card as an intermediary device that mediates the pairing process between two computing devices. The K-card generates imitated touch sequences that are transmitted to the first computing device, automatically conveying pairing information without requiring the user to manually navigate through complex pairing steps on either device.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent replaces manual mechanical operations (user's fingers pressing buttons, navigating menus) with an automated touch simulation system. The K-card generates imitated touch sequences that programmatically interact with the touchscreen, substituting the mechanical user interaction with an automated electronic process.

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

2Productivity

If manual pairing steps are required, then device connection is established, but time consumption increases

Engineering Contradiction:
Improvepairing speedVSAvoidpairing process duration
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The K-card is pre-configured with the ability to generate imitated touch sequences that contain encoded pairing information. Before the actual pairing process begins, the K-card is prepared to automatically transmit the necessary connection data, eliminating the time-consuming steps of manual device discovery and selection.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent enables the pairing process to skip through the traditional multi-step procedure by using the K-card to directly input the second device's identifier through simulated touches. This rushes through the pairing process by jumping over intermediate steps such as device scanning, list navigation, and confirmation dialogs.

Inventive Principle:
Principle #21Skipping (Rushing through)

3Ease of operation

If user interaction is reduced for simplicity, then ease of operation improves, but security verification may be compromised

Engineering Contradiction:
Improvepairing simplicityVSAvoiddevice trust verification
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent incorporates a verification mechanism where the first computing device determines whether the second computing device is permitted to pair before establishing the connection. This feedback loop ensures that even though user interaction is minimized, security verification is maintained through automated authentication checks.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20250274995A1Pairing Computing Devices by User-Friendly Touch-and-Connect Mechanism
Publication Date: 2025.08.28 CHAN KA YIU
  • US20250274995A1 patent drawing
  • US20250274995A1 patent drawing
  • US20250274995A1 patent drawing

AI summary

A method for pairing first and second computing devices is provided. The first and second computing devices are equipped with a touchscreen and a K-card, respectively. When a user puts the K-card on the touchscreen, the K-card produces imitated touches to send parameters used in pairing the two devices to the first computing device, enabling the two devices to be automatically paired. Thereby, the user conveniently pairs the two devices by contacting the K-card with the touchscreen. The touchscreen also displays an active page selectable from pre-stored pages for the user to select a desired service to be provided by the first computing device to the second computing device via positioning the K-card on different regions of the active page. The first computing device is thus enabled to spontaneously provide the desired service after the two devices are paired without a need to further enquire the user.