Anthropomorphic Battery Character Display for EV State Monitoring

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Solution Overview

Problem

Users find it difficult to intuitively understand the deterioration state of a battery in conventional display technologies.

Innovation Solution

A display device and method that uses an anthropomorphic character to represent the battery's state, with the character's age, emotions, and posture conveying information about the battery's deterioration, charging rate, and usage frequency, allowing users to easily grasp the battery's condition.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If conventional battery status display methods are used, then the display provides basic information, but users cannot easily and intuitively understand the deterioration state of the battery

Engineering Contradiction:
ImproveUnderstanding of battery deterioration stateVSAvoidUser comprehension ease
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

An anthropomorphic character is introduced as an intermediary between the battery and the user. The character visually represents battery status through its appearance (age, health) and emotions, making the abstract concept of battery deterioration tangible and easy to understand. This mediator translates technical battery data into human-relatable visual metaphors.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The display system changes multiple parameters of the anthropomorphic character based on battery status: appearance parameters (age, physical condition) reflect battery deterioration, while emotional parameters (facial expressions, body language) reflect battery charge state and usage patterns. These dynamic parameter changes provide comprehensive battery information through a single visual representation.

Inventive Principle:
Principle #35Parameter changes

2Loss of information

If detailed battery information is displayed using conventional methods, then comprehensive data is provided, but the display becomes complex and less intuitive

Engineering Contradiction:
ImproveBattery status information completenessVSAvoidDisplay complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

Multiple battery status parameters (deterioration level, charge state, usage frequency, temperature) are merged into a single anthropomorphic character. Instead of displaying separate indicators for each parameter, the character's appearance and emotions collectively represent all these dimensions, reducing display complexity while maintaining information completeness.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The anthropomorphic character serves multiple functions simultaneously: it indicates battery age through appearance, charge level through emotions, usage patterns through behavior, and health status through physical condition. This multi-functional design consolidates what would otherwise require multiple separate display elements into one universal visual representation.

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

Data Source

PatentUS11511645B2Display device, display method, and program for controlling a character based on battery state
Publication Date: 2022.11.29 HONDA MOTOR CO LTD
  • US11511645B2 patent drawing
  • US11511645B2 patent drawing
  • US11511645B2 patent drawing

AI summary

A display device includes: an acquisition unit configured to acquire information on a use status of a battery that stores electric power for traveling of a vehicle; a display unit configured to display an image; and a display control unit configured to cause the display unit to display an image in which a state of the battery is represented by an anthropomorphic character based on an acquisition result of the acquisition unit.