Handheld Grocery Ordering Interface With Voice and Barcode Input

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Solution Overview

Problem

Families struggle to organize shopping needs effectively, often forgetting to purchase essential items until after a shopping trip, leading to inefficiencies in managing individual family members' requests.

Innovation Solution

A handheld electronic device operates in voice and scanner input modes to identify products, using a scanner for barcode scanning and a microphone for voice input, communicating with remote systems for item identification and order management, allowing users to review and confirm orders before submission.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual tracking of shopping needs is used, then simplicity is maintained, but organization effectiveness deteriorates

Engineering Contradiction:
ImprovesimplicityVSAvoidorganization effectiveness
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The system enables self-service by allowing family members to independently add their shopping requests through the mobile application, eliminating the need for manual tracking while maintaining simplicity. Each user can autonomously input their needs, and the system automatically aggregates and manages all requests.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical tracking methods with an automated electronic system. The mobile application uses barcode scanning, voice recognition, and automatic data processing to manage shopping lists, substituting human memory and manual organization with digital automation.

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

2Device complexity

If traditional shopping list methods are used, then device complexity is low, but productivity deteriorates

Engineering Contradiction:
Improvesystem simplicityVSAvoidshopping efficiency
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The system performs preliminary actions by automatically generating shopping lists before the actual shopping trip. Users can add items in advance, and the system pre-organizes the list by category, priority, and location within the store, enabling efficient shopping execution.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The mobile application provides multi-functionality by combining barcode scanning, voice input, automatic categorization, priority setting, and real-time tracking in a single system. This universal tool handles multiple shopping management tasks simultaneously, improving productivity without requiring multiple separate devices.

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

3Device complexity

If manual item identification is used, then device complexity is low, but measurement precision deteriorates

Engineering Contradiction:
Improveidentification system simplicityVSAvoiditem identification accuracy
Core Design Contradiction:
Device complexityVSMeasurement precision

Solution Approach 1:

The patent replaces manual item identification with automated optical and acoustic systems. Barcode scanners use optical recognition to read product codes, while voice recognition technology captures and processes spoken item names, both providing high accuracy without manual intervention.

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

Solution Approach 2:

The system introduces intermediary technologies as mediators between the user and item identification. Barcode scanners and voice recognition servers act as intermediaries that automatically translate physical items into digital identifiers, improving precision while keeping the user interface simple.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS12555155B2Delivery service system
Publication Date: 2026.02.17 AMAZON TECH INC
  • US12555155B2 patent drawing
  • US12555155B2 patent drawing
  • US12555155B2 patent drawing

AI summary

In some cases, a delivery service system may include a handheld electronic device for use with a delivery service (e.g., a grocery delivery service). When operating in a voice input mode, the handheld electronic device may record and store audio data in memory. The stored audio data may be communicated from the handheld electronic device (e.g., via a Wi-Fi connection) to the delivery service for speech processing. When operating in a scanner input mode, the handheld electronic device may record and store item identifier information (e.g., barcode data) in memory. The stored data may be communicated to the delivery service for item identification processing. In some cases, a user interface associated with the delivery service may allow the user to review and confirm an order prior to submission of the order for delivery.