Pet-Like Robot Control Using Viewing Direction Detection

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Solution Overview

Problem

Current robots that interact with humans lack the ability to autonomously determine the viewing direction of a target and adapt their operations accordingly, limiting their ability to create a more endearing and natural interaction experience.

Innovation Solution

A robot equipped with a viewing direction determiner that detects the viewing direction of a target and controls its operations based on this determination, using a combination of image recognition and sensor data to execute interacting or solo operations, thereby simulating a real pet's behavior.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the robot uses basic interaction operations without viewing direction determination, then the device complexity is low, but the endearing quality and naturalness of interaction are insufficient

Engineering Contradiction:
Improveendearing qualityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The interaction operations are segmented into two distinct types: basic interaction operations and viewing direction-based interaction operations. The viewing direction determiner separately determines whether the viewing direction is toward the robot, and the operation controller selectively executes appropriate operations based on this determination. This segmentation allows the system to enhance endearing quality through context-aware operations while maintaining simplicity through clear functional separation.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If the robot determines viewing direction and adapts operations accordingly, then the endearing quality improves, but the measurement and detection difficulty increases

Engineering Contradiction:
Improveendearing qualityVSAvoidviewing direction detection
Core Design Contradiction:
Adaptability or versatilityVSDifficulty of detecting and measuring

Solution Approach 1:

The viewing direction determiner is designed with multi-functionality to detect various indicators of viewing direction including gaze direction, head orientation, and body posture. By universally detecting multiple types of directional cues simultaneously, the system accurately determines whether the target is looking at the robot without requiring complex specialized sensors for each type of detection, thus improving endearing quality while managing detection complexity.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS11000952B2More endearing robot, method of controlling the same, and non-transitory recording medium
Publication Date: 2021.05.11 CASIO COMPUTER CO LTD
  • US11000952B2 patent drawing
  • US11000952B2 patent drawing
  • US11000952B2 patent drawing

AI summary

A more endearing robot includes an operation unit that causes the robot to operate, a viewing direction determiner that determines whether a viewing direction of a predetermined target is toward the robot or not, and an operation controller that controls the operation unit based on a result of determination by the viewing direction determiner.