Self-Configuring Wireless Device Initialization Logic

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Solution Overview

Problem

The existing methods for installing industrial cellular devices in remote or inhospitable locations are inefficient due to unknown cellular signal quality, requiring time-consuming site surveys and often necessitating multiple device trips, which increase costs and logistical challenges, especially in environments where extra equipment is discouraged.

Innovation Solution

A self-configuring wireless device initialization system that includes a radio module with multiple wireless service support circuits and initialization logic, which surveys available signals and activates the circuit associated with the service that best meets a preprogrammed network service preference policy, optionally placing non-selected circuits into a dormant state to conserve power and avoid unnecessary fees.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a technician performs a site signal survey to determine cellular service quality, then the reliability of device selection is improved, but the installation time and cost increase

Engineering Contradiction:
Improvedevice selection reliabilityVSAvoidinstallation time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent applies preliminary action by pre-provisioning the device with multiple wireless service support circuits (multiple SIM cards) before deployment. This allows the device to autonomously survey and select the best available cellular service at the installation site without requiring a technician to perform a signal survey beforehand, thereby eliminating the time loss while ensuring reliable device selection through multiple pre-configured service options

Inventive Principle:
Principle #10Preliminary action

2Adaptability or versatility

If a technician brings multiple devices to the installation site to ensure compatibility, then the adaptability of the solution is improved, but the device complexity and logistics increase

Engineering Contradiction:
Improveservice compatibilityVSAvoidlogistical complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent merges multiple wireless service capabilities into a single device by integrating multiple wireless service support circuits within one device housing. This consolidation provides service compatibility and adaptability across multiple carriers while reducing logistical complexity by eliminating the need to transport and manage multiple separate devices or an inventory of backup equipment

Inventive Principle:
Principle #5Merging (Combining)

3Adaptability or versatility

If multiple wireless service support circuits are maintained active, then the adaptability to different services is improved, but the power consumption increases

Engineering Contradiction:
Improveservice optionsVSAvoidpower consumption
Core Design Contradiction:
Adaptability or versatilityVSUse of energy by moving object

Solution Approach 1:

The patent applies dynamics by implementing dynamic activation and deactivation of wireless service support circuits based on survey results. The initialization logic activates only the circuit corresponding to the best available service while placing other circuits in a dormant state, thereby maintaining adaptability to different services while significantly reducing power consumption by keeping non-selected circuits inactive

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS9935840B2Systems and methods for self-configuring wireless device initializations
Publication Date: 2018.04.03 DIGI INTERNATIONAL
  • US9935840B2 patent drawing
  • US9935840B2 patent drawing
  • US9935840B2 patent drawing

AI summary

Systems and methods for self-configuring wireless device initializations are provided. In one embodiment, a network device comprises: a radio module that includes a plurality of wireless service support circuits, wherein each of the support circuits includes modules that configure the radio module to establish wireless network communication links over at least one band of a wireless network operator; initialization logic coupled to the radio module; and a network service preference policy stored in a memory coupled to the initialization logic; wherein, upon initialization of the device, the initialization logic surveys one or more wireless services received by the radio module and compares results of the survey against a network service preference policy; and wherein the initialization logic activates a first support circuits associated with a first wireless service when the survey indicates that the first wireless signal satisfies the network service preference policy.