Mobile Device Environmental Sensor Integration and Protection

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Solution Overview

Problem

Mobile electronic devices are vulnerable to environmental conditions such as liquids, temperature extremes, radiation, and other external factors that can damage components and reduce performance, with existing sensors only alerting users without providing effective protection.

Innovation Solution

Integration of sensors at multiple locations within and outside the device to monitor environmental conditions, coupled with dynamically activatable components and seals that can alert users, prevent damage, and notify service providers, including self-protecting procedures like shutting down the device to prevent further harm.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If sensors are integrated to detect environmental conditions, then device protection capability is improved, but device complexity increases

Engineering Contradiction:
Improvedevice protection capabilityVSAvoidsensor integration complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The device is divided into multiple functional zones with sensors positioned at different locations (external surfaces, internal components, battery compartments) to detect different environmental conditions independently, allowing targeted protection responses for specific affected areas

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A centralized control system integrates multiple sensor types (liquid, temperature, radiation, shock) and coordinates various protection mechanisms (seals, shutdown procedures, alerts) through a single monitoring platform, reducing overall system complexity while maintaining comprehensive protection

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Reliability

If dynamically activatable seals and protective components are added, then protection effectiveness is improved, but manufacturing complexity increases

Engineering Contradiction:
Improveprotection effectivenessVSAvoidmanufacturing complexity
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

Protective seals and coverings are pre-installed in dormant positions during manufacturing, ready to be activated automatically when sensors detect adverse conditions, eliminating the need for complex real-time assembly mechanisms

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

Protective components transition between dormant and active states based on environmental conditions, with seals expanding or moving into protective positions only when needed, reducing manufacturing complexity while maintaining high protection effectiveness

Inventive Principle:
Principle #15Dynamics

3Measurement precision

If multiple sensors are positioned at different locations, then detection precision is improved, but device complexity increases

Engineering Contradiction:
Improveenvironmental condition detection precisionVSAvoidsensor positioning complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

Different sensor types are positioned at specific locations optimized for detecting particular environmental conditions (e.g., liquid sensors at port openings, temperature sensors near heat-generating components), with each sensor configured to monitor its local environment for targeted protection

Inventive Principle:
Principle #3Local quality

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Effectively protects mobile devices from adverse environmental conditions by alerting users and service providers, reducing damage through self-protecting mechanisms and ensuring continued functionality.

Implementation Method 1

Such sensors may change colors (e.g., the sensors may change from white to red) when liquids come into contact with the sensors

Methodology Applied
Scientific EffectColor change: Thermochromism

Data Source

PatentUS10826552B2Methods and apparatus to detect external environmental conditions associated with a mobile electronic device
Publication Date: 2020.11.03 AT&T INTELLECTUAL PROPERTY I L P
  • US10826552B2 patent drawing
  • US10826552B2 patent drawing
  • US10826552B2 patent drawing

AI summary

An example method includes determining, by executing an instruction with a processor, whether environmental condition data collected by a plurality of sensors of a mobile device complies with an environmental condition rule. The environmental condition rule including environmental thresholds associated with the environmental condition data, and the environmental condition data being representative of external conditions. The method includes when the environmental condition data does not comply with the environmental condition rule: determining, by executing an instruction with the processor, a level of severity of at least one of the external conditions which does not comply with the environmental condition rule; and in response to determining the level of severity does not satisfy a severity threshold, informing a user of the mobile device of the at least one of the external conditions; and in response to determining the level of severity satisfies the severity threshold, informing a third-party of the at least one of the external conditions absent input from the user of the mobile device.