Mobile POS Accessory Conversion Module for Multi-Device Compatibility

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Solution Overview

Problem

The existing transaction processing systems between mobile devices and accessory devices are limited by the need for multiple software versions to accommodate different accessory devices, leading to constant software updates and compatibility issues, restricting merchant choices if the third-party authorization entity supports only a few types of accessory devices.

Innovation Solution

A mobile device SDK with an accessory conversion module that communicates with accessory devices, converting transaction data into a defined structure to facilitate transactions across various accessory devices, enabling compatibility with multiple devices without requiring frequent software updates.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If different individual software is downloaded for each accessory device, then compatibility with specific accessory devices is achieved, but device complexity and software maintenance burden increase

Engineering Contradiction:
Improvecompatibility with accessory devicesVSAvoidsoftware complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements a universal software platform that can interface with multiple types of accessory devices through a standardized protocol layer. The mobile device SDK includes a conversion module that translates between various accessory device formats and a common internal format, allowing one software instance to support many different accessory devices without requiring separate software downloads for each device type.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent introduces an intermediary conversion module within the mobile device SDK that acts as a mediator between the client application and various accessory devices. This conversion module translates data between different accessory device formats and a standardized internal format, eliminating the need for multiple specialized software versions while maintaining compatibility with diverse accessory devices.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If software is provided by third party authorization entity for each accessory device, then compatibility is maintained, but ease of operation deteriorates due to constant monitoring and updates

Engineering Contradiction:
ImprovecompatibilityVSAvoidsoftware update frequency
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The universal software platform with its conversion module enables a single software version to work with multiple accessory device types. This eliminates the need for the third party authorization entity to provide and maintain multiple separate software versions, reducing update frequency and simplifying operations for merchants.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Device complexity

If third party authorization entity supports only a few types of accessory devices, then software complexity is reduced, but adaptability deteriorates limiting merchant selection

Engineering Contradiction:
Improvesoftware complexityVSAvoidmerchant selection of accessory devices
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The conversion module within the mobile device SDK enables a single software platform to support a wide variety of accessory devices from different manufacturers. By translating various accessory device formats into a common internal format, the system expands merchant selection options without proportionally increasing software complexity.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS20240412192A1Conducting a transaction at a mobile POS terminal using a defined structure
Publication Date: 2024.12.12 WORLDPAY LLC
  • US20240412192A1 patent drawing
  • US20240412192A1 patent drawing
  • US20240412192A1 patent drawing

AI summary

A system and method configured for conducting a transaction between two parties using a mobile device, or a plurality of mobile devices. In various embodiments, a system for conducting a transaction can comprise an accessory device having an accessory device module and a hardware component, where the accessory device can have various accessory device capabilities. The system can further comprise a mobile device SDK incorporated into the client application and in communication with the accessory device, where the mobile device SDK includes an accessory conversion module in communication with the accessory device module and where the mobile device SDK provides data to the client application. The client application can request accessory device information and receive accessory device capabilities, and the transaction data for the transaction can be provided in a defined structure between the accessory device and the client application via the mobile device SDK.