Warehouse Picker Guidance via Dynamic Location-Based Visuals
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Solution Overview
Problem
Warehouse picking efficiency is hindered by suboptimal presentation of pick information, leading to cognitive load and inefficiencies due to the reliance on experience and inefficient item placement, particularly affecting novice pickers in high-turnover warehouse environments.
Innovation Solution
A mobile device system that receives and renders location-sensitive data, updating instructions based on the picker's current location relative to the items, emphasizing relevant data subsets through size, font, and positioning to guide the picker efficiently.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If pick information is presented as single text lines or text lists, then the presentation method is simple, but picker efficiency is poor and cognitive load is high
Solution Approach 1:
The pick information is segmented into multiple visual elements including icons, images, text lines, and graphical representations. Each pick location is broken down into component parts (aisle, bin, item) that are visually distinct and easily identifiable, reducing cognitive load while improving picker efficiency
Solution Approach 2:
The system transitions from one-dimensional text lists to two-dimensional graphical displays with spatial relationships. The visual presentation includes graphical indicators showing left/right sides, shelf heights, and relative positions, adding dimensional context that improves efficiency without excessive complexity
2Ease of operation
If pickers rely on experience and cognitive load to determine locations, then novice pickers can struggle with warehouse layout, but experienced pickers may maintain efficiency
Solution Approach 1:
The system provides self-service through automated visual guidance that adapts to each picker's needs. The display automatically shows relevant location information, icons, and graphical indicators without requiring the picker to recall or interpret complex codes, making the system equally effective for novice and experienced pickers
Solution Approach 2:
The system changes the parameters of information presentation from abstract text codes to visual parameters including icons, images, colors, and spatial relationships. This transformation makes location information universally understandable regardless of picker experience level, ensuring consistent performance
3Loss of time
If pick carts are not optimally placed between close picks, then travel time is wasted, but optimal placement requires complex routing decisions
Solution Approach 1:
The system performs preliminary action by pre-calculating and displaying the optimal pick sequence and cart placement positions before the picker begins. The visual guide shows upcoming picks and recommends cart positioning, allowing the picker to prepare in advance without complex real-time routing decisions
Solution Approach 2:
The system provides continuous feedback by updating the visual display as the picker moves through the warehouse. The display shows current location, next pick position, and recommended cart placement, enabling the picker to adjust their actions in real-time to minimize travel time without needing to understand complex routing algorithms
4Productivity
If item placement in bins/totes is not optimized, then large items may be misplaced (e.g., top of tote when shouldn't be), but optimal placement requires knowing future picks
Solution Approach 1:
The system performs preliminary action by displaying the complete pick list and sequence before the picker begins. This allows the picker to see future picks and plan item placement accordingly, placing large items in appropriate positions (not top of tote) while maintaining efficient picking speed
Solution Approach 2:
The system dynamically updates the visual display to show upcoming picks and provide real-time guidance on optimal item placement. As the picker progresses through the list, the system adapts the information shown to help with immediate placement decisions while maintaining awareness of future requirements
Data Source
AI summary
A method, device and system for picking items in a warehouse a method of controlling picking of items in a warehouse is provided. The method comprises: receiving, at processor of a mobile device, using a communication interface of the mobile device, location sensitive data associated with at least one item to be picked within the warehouse, the mobile device comprising the processor, the communication interface and a display; and, rendering, at the display using the processor, instructions for picking the at least one item in the warehouse, the instructions including the location sensitive data, the instructions updated to emphasize different subsets of the location sensitive data based on a current location of the mobile device relative to a location of the at least one item in the warehouse.