Vehicle Display Control for Operation-Time Guidance and Energy Saving

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Solution Overview

Problem

Conventional vehicle control systems do not effectively optimize driver operations based on real-time vehicle operation times and areas, leading to suboptimal vehicle performance.

Innovation Solution

A vehicle display control device and method that includes a display and a display controller to show operation times and areas on a head-up display, allowing drivers to operate the vehicle at optimal times and areas, thereby improving vehicle operation efficiency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If the display controller continuously displays operation time content, then the driver receives continuous guidance information, but the display consumes unnecessary energy when the vehicle is not being operated

Engineering Contradiction:
Improveoperation time informationVSAvoiddisplay energy consumption
Core Design Contradiction:
Loss of informationVSUse of energy by moving object

Solution Approach 1:

The display controller periodically checks the operation state of the vehicle and interrupts the display of operation time content when the vehicle is determined to be in a non-operational state. This periodic monitoring approach allows the system to maintain information availability when needed while eliminating unnecessary energy consumption during idle periods.

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The display controller automatically detects the vehicle's operational state through existing vehicle sensors and control systems, and autonomously decides when to interrupt or resume displaying operation time content without requiring manual intervention. This self-service mechanism optimizes energy usage based on actual operational needs.

Inventive Principle:
Principle #25Self-service

2Use of energy by moving object

If the display shows operation time content only when needed, then energy is saved, but the driver may miss important operational timing information

Engineering Contradiction:
Improvedisplay energy consumptionVSAvoidoperational timing
Core Design Contradiction:
Use of energy by moving objectVSLoss of time

Solution Approach 1:

The display controller continuously monitors vehicle operational status through feedback from vehicle sensors and control systems. When the vehicle transitions to an operational state, the controller immediately resumes displaying operation time content, ensuring timely information delivery. This feedback mechanism balances energy savings with maintaining operational timing awareness.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS12112085B2Vehicle display control device, vehicle display control method, and vehicle display control program product
Publication Date: 2024.10.08 DENSO CORP
  • US12112085B2 patent drawing
  • US12112085B2 patent drawing
  • US12112085B2 patent drawing

AI summary

A vehicle display control device includes a display and a display controller executing a content display process to display, on the display, a content indicating an operation time of a vehicle. The display controller stops executing of the content display process in response to the vehicle being not operated at the operation time indicated by the displayed content.