Serving Robot Payment Timing Based on Customer Eating Status

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Solution Overview

Problem

Existing serving robot systems fail to efficiently monitor a customer's eating status and request payment at the appropriate time, leading to inefficiencies in customer service and payment processing.

Innovation Solution

A method and system for controlling a serving robot that determines a first time to request payment based on customer identification and order information, acquires eating status information at a second time, and adjusts these times based on additional order and eating status data, utilizing a payment time determination unit, eating status monitoring unit, and payment time adjustment unit.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the robot uses fixed time intervals for payment requests, then the system is simple to operate, but it cannot adapt to varying customer eating speeds and additional orders

Engineering Contradiction:
Improveadaptability to customer eating statusVSAvoidcomplexity of payment request system
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system continuously monitors customer eating status and uses this feedback to dynamically adjust the payment request timing. The controller receives information about eating speed and additional orders, then modifies the scheduled payment request time accordingly, creating a closed-loop adaptive system

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The payment request timing transitions from a static fixed schedule to a dynamic adaptive schedule. The system adjusts the payment request time based on real-time monitoring of eating speed and additional orders, making the timing flexible rather than rigid

Inventive Principle:
Principle #15Dynamics

2Measurement precision

If the robot monitors eating status frequently, then it can accurately determine payment timing, but it increases system complexity and processing requirements

Engineering Contradiction:
Improveprecision of eating status monitoringVSAvoidcomplexity of monitoring system
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system performs preliminary monitoring of eating status to establish baseline eating speed before determining the final payment request time. This preliminary assessment allows the system to predict when payment should be requested without requiring continuous high-frequency monitoring throughout the entire meal

Inventive Principle:
Principle #10Preliminary action

3Reliability

If the robot requests payment too early, then it ensures payment is collected, but it may interrupt customer dining experience

Engineering Contradiction:
Improvereliability of payment collectionVSAvoiddisturbance to customer dining
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The system changes the timing parameter of payment requests based on monitored eating speed. By adjusting the time parameter dynamically rather than using a fixed schedule, the system ensures payment is requested at an appropriate moment that balances collection reliability with minimal customer disturbance

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS11983785B2Method, system, and non-transitory computer-readable recording medium for controlling a serving robot
Publication Date: 2024.05.14 BEAR ROBOTICS INC
  • US11983785B2 patent drawing
  • US11983785B2 patent drawing
  • US11983785B2 patent drawing

AI summary

A method for controlling a serving robot is provided. The method includes the steps of: determining a first time to request payment from a customer on the basis of identification information on the customer and information on an order of the customer acquired with respect to the customer; acquiring information on eating status of the customer at a second time associated with the first time; and adjusting at least one of the first time and the second time on the basis of at least one of the information on the eating status of the customer and information on an additional order of the customer additionally acquired with respect to the customer.