Life Management Circuit Balances Component Usage Rates

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Solution Overview

Problem

Current illuminating devices and other electronic systems using multiple components face inefficiencies as some components are always active, leading to shorter lifespans and higher replacement costs due to uneven usage rates, resulting in waste and increased expenses.

Innovation Solution

A life management circuit that includes a storage unit for usage information, a receiving unit for activation commands, and a control unit to prioritize electronic components with lower usage rates for activation, balancing their usage to prolong overall component lifespan by tracking activation duration or energy consumption.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If multiple electronic components are used in parallel to provide redundancy and extend system lifespan, then system reliability is improved, but components with higher usage rates fail sooner, requiring premature replacement of the entire module

Engineering Contradiction:
Improvesystem reliabilityVSAvoidcomponent lifespan
Core Design Contradiction:
ReliabilityVSDuration of action of stationary object

Solution Approach 1:

The control unit continuously monitors usage information (activation duration, energy consumption, or operating hours) of each electronic component and uses this feedback to dynamically select which component to activate next, ensuring balanced wear distribution across all components in the parallel configuration

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system dynamically switches between multiple electronic components based on real-time usage data, rather than statically assigning fixed roles. This dynamic load balancing ensures that no single component is overused, extending the overall system lifespan while maintaining reliability

Inventive Principle:
Principle #15Dynamics

2Reliability

If the entire light emitting module is replaced whenever one component fails, then system reliability is maintained, but resources are wasted and costs increase due to replacing still-functional components

Engineering Contradiction:
Improvesystem reliabilityVSAvoidresource waste
Core Design Contradiction:
ReliabilityVSLoss of substance

Solution Approach 1:

The light emitting module is segmented into multiple independent electronic components (LEDs), each with individually trackable usage information. This segmentation allows the system to identify and replace only the specific failed component rather than the entire module, reducing resource waste while maintaining system reliability

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The control unit acts as an intermediary that monitors the health and usage status of individual components, enabling selective replacement decisions. This intermediary function prevents premature replacement of functional components by providing real-time status information about each component's condition

Inventive Principle:
Principle #24Intermediary (Mediator)

3Adaptability or versatility

If multiple operating modes with different luminance intensities are provided, then user needs are satisfied, but uneven usage distribution among components occurs, causing some to fail earlier

Engineering Contradiction:
Improveoperating mode flexibilityVSAvoidcomponent lifespan
Core Design Contradiction:
Adaptability or versatilityVSDuration of action of stationary object

Solution Approach 1:

The system dynamically adjusts component selection based on the activated operating mode and real-time usage information. When high luminance mode is activated, the control unit selects components with lower cumulative usage, ensuring that components experience more uniform wear patterns across different operating conditions, thereby extending their lifespan while maintaining mode flexibility

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS8934993B2Life management circuit, an electronic system and a machine-implemented method for managing usage rates of multiple electronic components
Publication Date: 2015.01.13 WISTRON CORP
  • US8934993B2 patent drawing
  • US8934993B2 patent drawing
  • US8934993B2 patent drawing

AI summary

A life management circuit for managing usage rates of a plurality of electronic components includes a storage unit for storing usage information corresponding to each electronic component, a receiving unit, a determining unit and a control unit. Upon receipt of an activation command passed on thereto via the receiving unit, the control unit selects for activation, with reference to the usage information of the electronic components stored in the storage unit, at least one electronic component, the usage information corresponding to which reveals a usage rate that is comparatively lower among the electronic components, controls the determining unit to keep track of the duration of time that the selected at least one electronic component remains activated in response to the activation command, and updates the usage information corresponding to each of the selected at least one electronic component with reference to the duration of time tracked therefor.