Wearable Device Gateway Dynamic Task Assignment
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Solution Overview
Problem
Existing control systems for production processes require complex hardware changes or configurations when a worker needs to switch tasks, limiting flexibility and efficiency in resource allocation.
Innovation Solution
A method for controlling a wearable user device that establishes a wireless communication link with a gateway connected to a central process control system, allowing for seamless task changes by transmitting connection event messages and sensor data, enabling the system to adapt without hardware changes or complex configurations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a worker changes task to support another part in the process sequence, then operational flexibility is improved, but hardware change or complex configuration is required
Solution Approach 1:
The patent introduces a gateway as an intermediary device between the wearable sensor device and the central process control system. The gateway manages device registration and task assignment dynamically, allowing workers to change tasks without complex manual configuration. The gateway acts as a mediator that handles the complexity of device registration and task assignment, freeing the worker from direct involvement in complex setup procedures.
Solution Approach 2:
The system transitions from a static device-task assignment model to a dynamic one where task assignments can be changed in real-time. The wearable device maintains a dynamic association with different tasks based on current process needs, allowing flexible reassignment. The system continuously monitors device status and automatically updates task assignments without requiring hardware changes or complex reconfiguration procedures.
2Reliability
If sensor devices are registered with specific tasks in the inventory management system, then correct interpretation of sensor data is ensured, but device flexibility is reduced
Solution Approach 1:
The patent implements dynamic task assignment where the wearable device's associated task can change over time based on process requirements. Instead of a fixed one-to-one mapping between device and task, the system maintains a dynamic relationship that can be updated in real-time. The gateway manages this dynamic assignment, ensuring that the device is always associated with the correct current task while maintaining the ability to reassign quickly when needs change.
Solution Approach 2:
The system incorporates feedback mechanisms where the gateway continuously monitors device status, location, and process requirements to automatically adjust task assignments. This feedback loop ensures that the device remains correctly associated with its current task while enabling rapid reassignment when process conditions change. The central control system receives status information and sends updated task assignments based on current needs.
Data Source
AI summary
Method for controlling a wearable user device, which is a sensor and/or information device including establishment of a wireless communication link between the user device and a gateway, transmission of a connection event message to the process control system, wherein the connection event message contains an identifier of the user device, an identifier of the gateway and information on the successful establishment of the communication link, transmission of sensor data from the user device to the process control system, generation of at least one control instruction by the process control system in response to the received sensor data, wherein the control instruction is generated depending on the identifier of the gateway and depending on the received sensor data, and transmission of the at least one control instruction to the user device. Furthermore, a wearable user device as well as a control system are disclosed.