Geofence-Based Order Preparation Timing for QSR Freshness
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Solution Overview
Problem
Quick service restaurants face challenges in ensuring orders are prepared and delivered timely and fresh, as they often become too busy or deliver orders to the wrong customers, leading to issues with food freshness when customers arrive.
Innovation Solution
A system using a computer processor and geofencing technology to determine the preparation time needed for orders and initiate preparation only when the customer crosses a geofence around the business, ensuring orders are ready upon arrival while maintaining freshness.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of time
If the QSR prepares orders in advance, then the order can be ready when the customer arrives, but the food items may no longer be fresh if prepared too early
Solution Approach 1:
The system performs preliminary actions by pre-calculating preparation time and positioning the geofence at the optimal distance before customer arrival. The geofence is placed such that when the customer crosses it, order preparation is initiated, ensuring the order is ready upon arrival without being prepared too early. This preliminary positioning and timing calculation resolves the contradiction between early preparation and food freshness.
2Object-affected harmful factors
If the QSR prepares orders quickly to maintain freshness, then food remains fresh, but the QSR may fail to deliver the order if too busy
Solution Approach 1:
The system performs preliminary actions by calculating the optimal geofence distance based on preparation time and customer arrival time. This allows the kitchen to be prepared in advance without rushing, ensuring both food freshness and reliable delivery. The geofence triggers preparation at the optimal moment, balancing speed and reliability.
Solution Approach 2:
The system continuously monitors customer location via GPS and adjusts the geofence positioning dynamically. When the customer is detected approaching the geofence, the system provides feedback to initiate preparation. This feedback loop ensures the QSR is always ready to deliver without being overwhelmed, maintaining both freshness and reliability.
3Speed
If the QSR delivers orders to the wrong customer, then delivery speed may be maintained, but the correct customer experiences delays
Solution Approach 1:
The geofence acts as an intermediary mechanism that ensures accurate order delivery. By positioning the geofence at a specific distance from the QSR and triggering preparation only when the correct customer crosses it, the system prevents misdelivery. The geofence serves as a verification layer that maintains delivery speed while preventing errors that would cause delays for the correct customer.
4Object-affected harmful factors
If the QSR uses geofencing to synchronize order preparation with customer arrival, then food freshness is maintained, but the system complexity increases
Solution Approach 1:
The geofencing system performs multiple functions: it tracks customer location, calculates optimal preparation timing, triggers order preparation, and ensures accurate delivery. By consolidating these functions into a single geofence mechanism, the system maintains food freshness without proportionally increasing complexity. The geofence serves as a universal solution that handles timing, tracking, and triggering in one integrated system.
Data Source
AI summary
A method of preparing an order placed by a customer distant from a quick service restaurant includes receiving, from the customer, an order that includes at least one food item in need of preparation; determining, by a computer processor, an amount of time needed to prepare the at least one food item; positioning, dependent upon the amount of time needed to prepare the at least one food item, a geofence around the quick service restaurant; tracking a position of the customer; and, in response to the customer crossing the geofence, beginning preparation of the at least one food item.