Adaptive Cabin Partition Control for Privacy in Autonomous Vehicles

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Solution Overview

Problem

Existing systems do not effectively control partitions between passengers in a moving object, particularly in autonomous vehicles, to provide privacy or restrict conversations based on passenger relationships or states.

Innovation Solution

A control device that includes a moving state determination unit to determine if the moving object has transitioned to a predetermined state and a partition control unit to automatically project or control partitions based on passenger relationships and states, using imaging devices to assess seat occupancy and passenger interactions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the partition is automatically projected when the vehicle transitions to a predetermined moving state, then passenger privacy is improved, but conversation between passengers deteriorates

Engineering Contradiction:
Improvepassenger privacyVSAvoidconversation obstruction
Core Design Contradiction:
ReliabilityVSObject-generated harmful factors

Solution Approach 1:

The partition is designed to be dynamically adjustable between projected and retracted states based on vehicle motion conditions. The control unit automatically projects the partition when the vehicle stops or slows down (improving privacy) and retracts it when the vehicle is moving at normal speed (maintaining conversation), making the system adaptive to different operational states

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The partition position parameter is changed based on vehicle speed parameters. When vehicle speed drops below a threshold (indicating stopping or slowing), the partition is projected to provide privacy. When speed returns to normal operating range, the partition is retracted to allow conversation, thus using parameter changes to resolve the contradiction

Inventive Principle:
Principle #35Parameter changes

2Reliability

If the partition is projected to shield between passengers, then privacy is improved, but ease of operation deteriorates

Engineering Contradiction:
Improvepassenger privacyVSAvoidmanual control requirement
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The partition control system operates autonomously by detecting vehicle motion states through sensors and automatically adjusting the partition position accordingly. The control unit projects the partition when the vehicle stops or slows down and retracts it when moving, eliminating the need for manual passenger intervention and thereby improving ease of operation while maintaining privacy

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system uses feedback from motion detection sensors to automatically control partition projection. When sensors detect that the vehicle has stopped or is slowing down, the control unit receives this feedback and automatically projects the partition to provide privacy without requiring manual operation

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS12606108B2Control device, moving object, and control method
Publication Date: 2026.04.21 HONDA MOTOR CO LTD
  • US12606108B2 patent drawing
  • US12606108B2 patent drawing
  • US12606108B2 patent drawing

AI summary

A control device controls a partition of a moving object including a first seat provided in the moving object, a second seat provided in the moving object, and the partition positioned between the first seat and the second seat and which is projectable. The control device includes a moving state determination unit that determines whether or not the moving object has transitioned to a predetermined moving state, and a partition control unit that automatically project the partition when the moving state determination unit determines that the moving object has transitioned to the predetermined moving state.