Smart Table Sensor System for Automated Customer Service

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Solution Overview

Problem

Restaurants face challenges in providing precise and timely customer service without overburdening staff, as they struggle to monitor multiple tables and gather data on customer needs, leading to potential oversight and a poor dining experience.

Innovation Solution

Implementing smart table devices equipped with sensors and communication modules that detect user and item aspects, such as motion, status, and preferences, to provide real-time data to merchant devices for improved service management and billing processes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If restaurants hire additional employees to monitor all tables and provide timely service, then service quality and customer attention improve, but labor cost increases

Engineering Contradiction:
Improveservice qualityVSAvoidstaff quantity
Core Design Contradiction:
ReliabilityVSQuantity of substance

Solution Approach 1:

The table device autonomously monitors customer needs through integrated sensors (motion, weight, camera) and communicates with the kitchen system without requiring continuous staff intervention. The system automatically detects when customers are seated, when items are needed, and manages the ordering process, allowing the table to serve itself rather than requiring constant human monitoring.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces the mechanical system of human employees physically monitoring and serving tables with an automated electronic system. Sensors, cameras, and communication modules detect customer needs and transmit information to the kitchen, eliminating the need for constant human presence and manual monitoring while maintaining service quality.

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

2Measurement precision

If restaurants use manual monitoring methods to track customer needs, then implementation cost is low, but data collection accuracy and real-time capability are insufficient

Engineering Contradiction:
Improvedata collection accuracyVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The table device integrates multiple functions into a single system: motion detection, weight sensing, camera monitoring, customer identification, order tracking, and communication with the kitchen. This multi-functional approach consolidates what would otherwise require multiple separate systems or manual processes into one unified device, improving data accuracy without proportionally increasing complexity.

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

Solution Approach 2:

The table device acts as an intermediary between the physical dining environment and the kitchen management system. It collects data from various sensors and communicates with the kitchen, serving as a bridge that automates information transfer and improves data collection accuracy without requiring direct manual intervention from staff.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Manufacturing precision

If restaurants manually track time until service and customer preferences, then data storage requirements are minimal, but service precision and personalization are limited

Engineering Contradiction:
Improveservice precisionVSAvoiddata collection capability
Core Design Contradiction:
Manufacturing precisionVSLoss of information

Solution Approach 1:

The system continuously monitors customer behavior through sensors and cameras, detecting motions, weight changes, and preferences in real-time. This feedback loop allows the system to adapt to customer needs dynamically, providing precise service by responding to actual customer actions rather than relying on pre-programmed responses or manual tracking.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The table device proactively collects data about customer preferences, order history, and behavior patterns before service is needed. By pre-processing and storing this information, the system can prepare personalized service recommendations and notifications in advance, improving service precision without requiring complex real-time processing during the actual service delivery.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11373157B2Smart table devices
Publication Date: 2022.06.28 EBAY INC
  • US11373157B2 patent drawing
  • US11373157B2 patent drawing
  • US11373157B2 patent drawing

AI summary

Smart table devices determine aspects associated with individual and items at a table. Sensors associated with a table are used to determine a location of each individual from a group of individuals at the table. The sensors also determine the location of a first item on the table. The first item is automatically associated with a first individual from the group of individuals based on proximity of the location of the first item on the table to the location of the first individual at the table. It is also determined using the sensors that the first individual has consumed at least a portion of the first item.