Vehicle Image Output Device with Gaze-Adaptive Display

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Solution Overview

Problem

Existing image output devices in vehicles provide fixed displays, which do not adapt to the occupant's gaze or seat position, limiting user convenience and comfort in receiving visual information.

Innovation Solution

An image output device that adjusts its screen size and shape based on the occupant's gaze and seat position, using sensors to generate sensing information and communicate with various vehicle sensors to optimize the display area, allowing the image output area to be variable and rectangular.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a fixed display is used in the vehicle, then the device structure is simple, but the adaptability to different occupant positions and gazes is poor

Engineering Contradiction:
Improveadaptability to occupant gaze and seat positionVSAvoiddisplay control system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The display screen dynamically adjusts its size, shape, and position based on real-time detection of occupant gaze direction and seat position. The processor receives sensing information from sensors, determines optimal display parameters, and controls the image output unit to render the screen accordingly, making the display adaptive rather than static

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system implements a feedback loop where sensors continuously monitor occupant gaze and seat position, transmit this information to the processor, which then adjusts the display parameters and outputs the adjusted image. This closed-loop control enables the display to automatically adapt to changing occupant conditions

Inventive Principle:
Principle #23Feedback

2Ease of operation

If the screen size and shape are varied according to gaze, then user convenience is improved, but the manufacturing precision requirements increase

Engineering Contradiction:
Improveuser convenience in receiving visual informationVSAvoidscreen positioning and sizing precision
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The display system serves itself by automatically detecting occupant conditions through integrated sensors and adjusting its own parameters without external intervention. The processor autonomously processes sensing information and controls the image output unit to generate appropriately sized and positioned screens, eliminating the need for manual calibration or precise mechanical adjustment mechanisms

Inventive Principle:
Principle #25Self-service

3Adaptability or versatility

If sensors are added to detect gaze and seat position, then the adaptability increases, but the device complexity increases

Engineering Contradiction:
Improvegaze and position detection capabilityVSAvoidsensor integration and processing complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent combines multiple sensing functions (gaze detection and seat position detection) into a unified system where sensors, processor, and image output unit work together as an integrated whole. The processor consolidates information from multiple sensors and coordinates the image output unit to produce a single adjusted display, merging detection and control functions into one cohesive system

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS11383731B2Image output device
Publication Date: 2022.07.12 LG ELECTRONICS INC
  • US11383731B2 patent drawing
  • US11383731B2 patent drawing
  • US11383731B2 patent drawing

AI summary

Provided is an image output device mounted on a vehicle capable of performing autonomous driving. In particular, the image output device provides a user interface optimal for an occupant using 5G communication in a vehicle capable of performing autonomous driving. The image output device may be a robot having artificial intelligence. Specifically, the image output device includes: an image output unit; and a processor setting a screen in the vehicle on the basis of a gaze of an occupant riding in the vehicle, and controlling the image output unit to output an image corresponding to the screen, wherein at least one of a size and a ratio of the image is varied according to the screen.