Telepresence Robot Social Behavior Rules for Human-Aware Navigation

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Solution Overview

Problem

Current technologies fail to enable autonomous or semi-autonomous robots to navigate healthcare facilities while adhering to social protocols and human-like behavior, leading to potential discomfort or anxiety among staff and patients.

Innovation Solution

The development of a telepresence robot equipped with a social behaviors component that uses sensors and navigation systems to create socially acceptable paths, recognize and respond to human presence, and adjust its behavior to maintain appropriate distances and speeds, thereby reducing anxiety and improving navigation efficiency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the robot navigates autonomously through healthcare facilities, then navigation efficiency is improved, but social protocol compliance deteriorates

Engineering Contradiction:
Improvenavigation efficiencyVSAvoidsocial protocol compliance
Core Design Contradiction:
ProductivityVSAdaptability or versatility

Solution Approach 1:

The robot dynamically adjusts its navigation behavior based on real-time detection of human presence and social context. The system transitions between autonomous high-speed navigation and socially compliant behavior by detecting humans within a predetermined distance, modifying path selection, and adjusting movement characteristics to match social expectations in different zones of the healthcare facility.

Inventive Principle:
Principle #15Dynamics

2Productivity

If the robot moves at high speed for efficient navigation, then productivity is improved, but human comfort deteriorates

Engineering Contradiction:
Improvenavigation speedVSAvoidhuman discomfort
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The robot changes its movement parameters including speed, acceleration, and path selection based on the presence and location of humans. When no humans are detected, the robot maintains high speed for efficient navigation. When humans are detected within the predetermined distance, the robot reduces speed, adjusts acceleration patterns, and selects paths that maintain appropriate social spacing, thereby eliminating human discomfort while preserving navigation efficiency in human-free zones.

Inventive Principle:
Principle #35Parameter changes

3Adaptability or versatility

If the robot maintains strict social distances, then social protocol compliance is improved, but navigation time increases

Engineering Contradiction:
Improvesocial protocol complianceVSAvoidnavigation time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The navigation space is segmented into different zones based on human presence and social protocol requirements. The robot calculates optimal paths that pass through human-free zones at high speed while only reducing speed and increasing distance when entering human-occupied zones. This segmentation allows the robot to comply with social protocols during necessary human interactions while minimizing time loss by efficiently routing through empty spaces.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11981034B2Social behavior rules for a medical telepresence robot
Publication Date: 2024.05.14 TELADOC HEALTH INC
  • US11981034B2 patent drawing
  • US11981034B2 patent drawing
  • US11981034B2 patent drawing

AI summary

Devices, systems, and methods for social behavior of a telepresence robot are disclosed herein. A telepresence robot may include a drive system, a control system, an object detection system, and a social behaviors component. The drive system is configured to move the telepresence robot. The control system is configured to control the drive system to drive the telepresence robot around a work area. The object detection system is configured to detect a human in proximity to the telepresence robot. The social behaviors component is configured to provide instructions to the control system to cause the telepresence robot to operate according to a first set of rules when a presence of one or more humans is not detected and operate according to a second set of rules when the presence of one or more humans is detected.