Pre-synchronized Access Codes for Offline Pickup Operations

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Solution Overview

Problem

In materials handling facilities, especially pickup locations, communication outages can disrupt the delivery and retrieval processes, as they rely on network communication for identifying items, notifying users, and managing access codes, leading to inefficiencies and delays.

Innovation Solution

Implementing a system where order data and access codes are synchronized in advance, allowing items to be identified and accepted without network communication, and using carrier reliability metrics to confirm deliveries and enable access code usage, even during outages.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the control station relies on network communication for delivery and retrieval processes, then the system can perform required processes for deliveries and retrievals, but the system becomes unable to operate during network outages

Engineering Contradiction:
Improveoperational reliabilityVSAvoidnetwork dependency
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The system pre-loads order data, tracking identifications, and access codes into local memory at the pickup location before network outages occur. This allows the control station to identify items and manage deliveries without real-time network communication, maintaining operational reliability during outages while reducing network dependency

Inventive Principle:
Principle #10Preliminary action

2Loss of information

If the control station requires network communication for item identification and user notification, then accurate item tracking and user communication can be achieved, but delivery and retrieval processes are disrupted during communication outages

Engineering Contradiction:
Improveinformation accuracyVSAvoiddelivery efficiency
Core Design Contradiction:
Loss of informationVSProductivity

Solution Approach 1:

Order data, tracking identifications, and user notification information are pre-loaded into local memory before network outages. This ensures information accuracy is maintained while allowing delivery operations to continue uninterrupted during communication outages

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system creates local copies of order data and tracking information in memory at the pickup location. These copies enable the control station to identify items and notify users without requiring real-time network access, thus maintaining both information accuracy and delivery efficiency during outages

Inventive Principle:
Principle #26Copying

3Reliability

If access codes are managed through network communication, then secure item retrieval can be ensured, but the retrieval process cannot be completed during network outages

Engineering Contradiction:
Improvesecurity reliabilityVSAvoidretrieval time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

Access codes are pre-loaded into local memory at the control station before network outages occur. This allows secure item retrieval to continue during outages with the same security level, eliminating retrieval delays that would otherwise occur due to network unavailability

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS10810538B1Off network order operations including access code activation for pickup locations
Publication Date: 2020.10.20 AMAZON TECH INC
  • US10810538B1 patent drawing
  • US10810538B1 patent drawing
  • US10810538B1 patent drawing

AI summary

A pickup location is enabled to operate when communication over a network is not available by preemptively synchronizing certain data. For the delivery of an item, an access code that will be used by the user for retrieving the item from a storage compartment at the pickup location may be generated and synchronized between the pickup location and a remote computing resource before the item is delivered. Once the item is delivered to the pickup location, the access code is activated so that it can be used by the user for retrieving the item from the storage compartment.