Rocker POS Tablet Screen Switching for Merchant-Customer Checkout

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Solution Overview

Problem

Existing merchant/customer interaction systems in physical store settings are limited to separate kiosks and POS devices, restricting interaction and functionality to either the merchant or customer, with minimal integration and flexibility.

Innovation Solution

A rocker POS tablet system with a triangularly shaped tablet computer enclosure/stand that allows transition between merchant and customer orientations, enabling dual-use functionality by switching between merchant and customer screens and information display.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If separate kiosks and POS devices are used for customer and merchant interactions, then each device can be optimized for its specific function, but the system complexity increases and interaction flexibility is reduced

Engineering Contradiction:
Improvedevice function optimizationVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines separate kiosk and POS device functions into a single tablet computer that can operate in both customer and merchant modes. The tablet enclosure includes a display visible from both sides, with the front display showing customer information and the rear display showing merchant information, eliminating the need for separate devices while maintaining all necessary functions.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The tablet computer is designed to perform multiple functions: it can display product information to customers, process payments, show inventory data to merchants, and facilitate interactions between customers and merchants. The system transitions between different operational modes (customer mode and merchant mode) based on which side of the tablet is being used.

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

2Ease of operation

If dedicated POS devices are provided for merchant use only, then merchants can access detailed transaction and inventory data, but customer interaction capabilities are limited

Engineering Contradiction:
Improvemerchant data accessVSAvoidcustomer interaction capability
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The tablet system dynamically switches between merchant mode and customer mode based on its physical orientation. When the tablet is rotated or repositioned, the system automatically transitions displays and functionalities to serve the appropriate user type, allowing the same device to provide detailed data access to merchants while maintaining customer interaction capabilities.

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If interactive kiosks are provided for customer use only, then customers can easily browse and search for items, but merchant control and transaction processing are limited

Engineering Contradiction:
Improvecustomer browsing capabilityVSAvoidmerchant control capability
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The kiosk tablet dynamically transitions between customer-facing and merchant-facing modes. The front display provides an intuitive interface for customers to browse products and initiate transactions, while the rear display provides merchants with control capabilities including transaction approval, inventory management, and system configuration, all through the same device.

Inventive Principle:
Principle #15Dynamics

4Reliability

If separate devices are used for customer and merchant functions, then each user type has dedicated tools, but the ability to interact and share information in real-time is reduced

Engineering Contradiction:
Improvededicated tool availabilityVSAvoidinformation sharing capability
Core Design Contradiction:
ReliabilityVSLoss of information

Solution Approach 1:

The system merges customer and merchant interfaces into a single connected tablet, enabling real-time information sharing. When a customer browses products or initiates a transaction on the front display, the merchant simultaneously receives notifications and can manage the interaction through the rear display, creating a seamless real-time collaboration experience.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS12493329B2Merchant/customer POS interaction system
Publication Date: 2025.12.09 PAYPAL INC
  • US12493329B2 patent drawing
  • US12493329B2 patent drawing
  • US12493329B2 patent drawing

AI summary

Systems and methods for providing merchant/customer interaction include determining that a tablet computer is in a merchant orientation, retrieving merchant product information according to a received instruction and merchant orientation information, and displaying a merchant screen on the tablet computer that includes the merchant product information according to the merchant orientation information. A change in the orientation of the tablet computer enclosure/stand is then detected from the merchant orientation to a customer orientation. In response, the merchant screen is transitioned on the tablet computer display to a customer screen as the tablet computer enclosure/stand changes orientations by moving the merchant screen and the customer screen linearly while in a stacked orientation. The customer screen includes the merchant product information displayed according to customer orientation information such that the merchant product information is displayed differently on the customer screen relative to the merchant screen.