Traveling Robot Control for Target Communication in Crowds

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Solution Overview

Problem

Existing traveling apparatuses face challenges in smoothly communicating with a target moving object among multiple moving objects in crowded environments, as they are not designed to prioritize communication with specific individuals while avoiding physical contact or interference from surrounding people.

Innovation Solution

A traveling apparatus equipped with a moving object data acquisition unit, a target determination unit, and an operation control unit that acquires location information of surrounding moving objects, determines a target for communication, and moves in directions with fewer objects while maintaining communication with the target, using sensors like cameras or LIDAR to manage crowd density and movement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the traveling apparatus travels along with the flow of people to move smoothly to a destination, then the possibility of being stopped is suppressed, but the apparatus cannot perform smooth communication with a target moving object among multiple moving objects in crowded environments

Engineering Contradiction:
Improvemovement efficiencyVSAvoidcommunication reliability
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent introduces an operation control unit as an intermediary that mediates between the movement control (traveling with flow) and communication functions. This control unit selectively controls the operation of the traveling apparatus to prioritize communication with the target moving object, acting as a mediator that resolves the conflict between maintaining movement efficiency and ensuring communication reliability in crowded environments

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent changes the operational parameters of the traveling apparatus dynamically. The operation control unit adjusts movement parameters (speed, direction, stopping) based on communication requirements. When communication with a target moving object is needed, the apparatus changes its movement state from following the crowd flow to maintaining a stable position or moving deliberately toward the target, thus resolving the contradiction between movement efficiency and communication reliability

Inventive Principle:
Principle #35Parameter changes

2Adaptability or versatility

If the traveling apparatus is surrounded by multiple moving objects, then it can navigate through crowded areas, but it becomes difficult to identify and communicate with a specific target among them

Engineering Contradiction:
Improvecrowd navigation capabilityVSAvoidtarget identification accuracy
Core Design Contradiction:
Adaptability or versatilityVSLoss of information

Solution Approach 1:

The patent applies local quality by directing the communication function specifically toward the target moving object rather than treating all surrounding objects uniformly. The operation control unit creates a localized communication zone focused on the target, allowing the apparatus to maintain crowd navigation capability while ensuring accurate target identification and communication by concentrating resources on the specific target area

Inventive Principle:
Principle #3Local quality

3Object-affected harmful factors

If the traveling apparatus moves frequently to avoid physical contact with surrounding people, then safety is improved, but communication stability with the target moving object deteriorates

Engineering Contradiction:
Improvephysical contact avoidanceVSAvoidcommunication stability
Core Design Contradiction:
Object-affected harmful factorsVSReliability

Solution Approach 1:

The patent implements dynamics by making the movement behavior adaptive rather than fixed. The operation control unit continuously monitors both safety requirements and communication stability, dynamically adjusting the movement frequency and intensity. When communication stability is compromised, the apparatus reduces movement frequency; when safety risks arise, it increases movement to avoid contact, thus resolving the contradiction between physical contact avoidance and communication stability

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12050466B2Traveling apparatus, control method, and non-transitory computer readable medium
Publication Date: 2024.07.30 TOYOTA JIDOSHA KK
  • US12050466B2 patent drawing
  • US12050466B2 patent drawing
  • US12050466B2 patent drawing

AI summary

The embodiments relate to a traveling apparatus adapted to perform communication sequentially with a plurality of moving objects. The traveling apparatus includes: a moving object data acquisition unit configured to acquire moving object data including at least location information of a plurality of moving objects present within a predetermined distance range in the periphery of the traveling apparatus; a target determination unit configured to determine a target of communication from among the plurality of the moving objects; and an operation control unit configured to move, based on the moving object data, the traveling apparatus in a direction in which there is few moving objects while maintaining the state in which the traveling apparatus performs communication with the target of communication.