Parallel Substitution Handling in Automated Order Fulfillment
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Solution Overview
Problem
Conventional substitution systems in automated order fulfillment require pickers to stop and interact with customers for out-of-stock items, leading to time-consuming delays and reduced productivity due to the need for manual communication and potential loops in substitution requests.
Innovation Solution
A system that enables pickers to continue their tasks while the management module handles substitution requests through a handheld electronic device with bi-directional communication, imaging, and scanning capabilities, allowing for parallel processing of substitutions and immediate customer feedback via a graphical user interface.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the picker stops to interact with customers for substitution requests, then customer service quality is improved, but picker productivity decreases due to time-consuming delays
Solution Approach 1:
The system segments the substitution process into two independent parts: (1) the picker continues picking items without interruption, and (2) a separate communication system handles customer interactions for substitutions. This allows the picker to maintain productivity while customer service quality is preserved through dedicated substitution handling.
Solution Approach 2:
The patent introduces an intermediary communication system (handheld device, mobile phone, or computer) that mediates between the picker and the customer. This intermediary handles all substitution communications, allowing the picker to continue picking without direct customer interaction, thus maintaining both productivity and service quality.
2Measurement precision
If the picker manually communicates with customers for substitutions, then substitution accuracy is improved, but time consumption increases due to manual communication and potential loops
Solution Approach 1:
The system implements automated feedback loops where the communication system sends substitution requests to customers and receives responses automatically. This feedback mechanism ensures accurate substitution selection while eliminating time-consuming manual communication loops, as the system automatically processes and acts on customer responses.
Solution Approach 2:
The patent replaces the mechanical manual communication process with an automated electronic communication system. This substitution uses digital messaging and automated response handling to replace face-to-face or phone communication, thereby maintaining substitution accuracy while dramatically reducing time consumption and eliminating communication loops.
3Reliability
If the system waits for customer response before continuing picking, then substitution reliability is improved, but order fulfillment speed decreases
Solution Approach 1:
The system performs preliminary actions by initiating the substitution communication process in parallel with the picking process. Instead of waiting for customer responses before continuing, the picker is assigned the next items to pick while the communication system simultaneously seeks customer approval for substitutions. This ensures substitution reliability through proper customer consent while maintaining order fulfillment speed through parallel processing.
Solution Approach 2:
The patent enables continuity of useful action by allowing the picker to continue picking items without interruption while the communication system handles substitution requests in parallel. This continuous picking process maintains order fulfillment speed, while the simultaneous communication process ensures substitution reliability through proper customer authorization.
Data Source
AI summary
Systems and methods for improving the efficiency of order fulfillment are disclosed. When fulfilling an order in which substitutions are required, due to unavailability of particular products, the process of contacting the customer and receiving a selection from the customer can be separated from the picking process. The picker can continue to fulfill the order, while an automated system offers alternatives and receives selections from the customer. If appropriate, the substitution can be appended to the picker's list. If the picker has completed the remainder of the order, on the other hand, a new order with the substitution can be created, which can later be aggregated with the original order. A variety of methods can be used to efficiently present substitutions to the customer and receive choices from the customer, including use of imagery of substitute items.