Removable Heating Arrangement for Mobile Devices in Cold

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Solution Overview

Problem

Mobile electronic devices experience impaired performance in low temperature environments due to frost, condensation, and reduced chemical reactions, requiring a solution to maintain optimal operation without the need for a separate model specifically designed for such conditions.

Innovation Solution

A removable heating arrangement detachably coupled to the mobile electronic device, powered by the device's battery, generates heat to counteract the negative effects of low temperatures, with a temperature control assembly regulating the heating to maintain optimal internal temperatures.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a heating arrangement is integrated into the mobile electronic device to maintain optimal performance in low temperature environments, then the device's operational reliability is improved, but the device complexity and power consumption increase

Engineering Contradiction:
Improveoperational reliabilityVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The heating arrangement is implemented as a removable component that can be detached from the mobile electronic device. This segmentation allows the heating function to be added only when needed in low temperature environments, without permanently increasing the base device complexity. The heating arrangement includes its own housing, heating element, and control circuitry that can be independently manufactured and replaced.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The removable heating arrangement is designed to be compatible with multiple device types or configurations. The heating component can serve universal purposes across different mobile electronic devices, providing temperature maintenance functionality without requiring device-specific integration. This multi-functionality approach reduces overall system complexity by using a standardized heating solution.

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

2Reliability

If a heating arrangement is activated to prevent frost and condensation, then the operational reliability is improved, but the battery power consumption increases

Engineering Contradiction:
Improveoperational reliabilityVSAvoidbattery power consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The heating arrangement operates intermittently rather than continuously, activating only when temperature sensors detect that the device temperature has dropped below a predetermined threshold. The heating element cycles on and off to maintain the temperature within the optimal operating range, reducing overall power consumption compared to continuous heating operation.

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The heating system incorporates temperature sensors and control circuitry that continuously monitor the device temperature and provide feedback to the heating control. This closed-loop feedback mechanism allows the system to activate heating only when necessary and adjust the heating intensity to maintain optimal temperature, thereby minimizing battery power consumption while ensuring operational reliability.

Inventive Principle:
Principle #23Feedback

3Adaptability or versatility

If a removable heating arrangement is used instead of an integrated heating system, then the device complexity is reduced and adaptability is improved, but the heating effectiveness may be compromised

Engineering Contradiction:
ImproveadaptabilityVSAvoidheating effectiveness
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The heating arrangement is designed as a self-contained removable module with its own housing, heating element, and control circuitry. This segmentation enables the heating component to be easily attached and detached while maintaining effective thermal contact with the device through designed interface surfaces. The modular structure ensures that the heating function remains effective despite being removable.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The heating arrangement is designed to nest within or attach to the mobile electronic device in a space-efficient manner. The heating component can be stored within the device housing or attached to the device exterior, optimizing space utilization while maintaining heating effectiveness. This nesting approach allows the removable heating arrangement to provide adequate heating performance without compromising device compactness.

Inventive Principle:
Principle #7Nested doll (Nesting)

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

The solution ensures the mobile electronic device maintains optimal performance in low temperature environments, preventing frost and condensation while conserving battery power and avoiding overheating, thus providing efficient operation without the need for a specialized model.

Implementation Method 1

the heating arrangement draws power from the power supply arrangement to generate heat

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Data Source

PatentUS7402776B2Device and system for heating a mobile electronic device
Publication Date: 2008.07.22 SYMBOL TECHNOLOGIES LLC
  • US7402776B2 patent drawing
  • US7402776B2 patent drawing
  • US7402776B2 patent drawing

AI summary

Described is a device and system for heating an electronic mobile device. The system includes a mobile electronic device including a power supply arrangement and a removable heating arrangement detachably coupled to the mobile electronic device. When the heating arrangement is coupled to the mobile electronic device, the arrangement draws power from the power supply arrangement to generate heat.