Robot Docking Station Infrared Guidance and Sensor Calibration

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Solution Overview

Problem

Existing docking stations are limited in accommodating robots of different sizes and types, lack robust guidance systems, and do not adequately ensure safe charging processes, hindering the growth of service robotics and the integration of diverse robot capabilities.

Innovation Solution

A docking station with emitting attracting and repelling beams to guide robots accurately, a beacon signal system for identification, and a communication interface for secure charging, along with air quality sensor calibration capabilities to ensure efficient and safe operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If physical docking guidance systems are used, then the robot can be guided to the correct position, but the design of the robot/docking station pair is restricted

Engineering Contradiction:
Improvepositioning accuracyVSAvoiddesign flexibility
Core Design Contradiction:
Measurement precisionVSAdaptability or versatility

Solution Approach 1:

The patent replaces physical mechanical guidance systems with an optical guidance system using infrared attracting and repelling beams. The robot uses infrared sensors to detect these beams and navigate to the docking station, eliminating the need for physical guides that would restrict design flexibility while maintaining positioning accuracy.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Adaptability or versatility

If a single docking station serves multiple robot types, then deployment is facilitated, but safety of charging processes becomes more complex

Engineering Contradiction:
Improverobot compatibilityVSAvoidcharging safety
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The docking station implements dynamic identification and adaptation: it identifies the robot type through communication interfaces and dynamically adjusts charging parameters and safety measures accordingly. This allows the same station to safely serve multiple robot types by adapting its charging process to each robot's specific requirements.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system uses bidirectional communication between the docking station and robot to exchange identification information and charging parameters. This feedback mechanism ensures that the charging process is safely configured for the specific robot type before power is supplied, maintaining reliability across diverse robot fleets.

Inventive Principle:
Principle #23Feedback

3Ease of operation

If infrared beam guidance is used, then the robot can approach the station from appropriate directions, but additional safety measures are needed to prevent short circuits

Engineering Contradiction:
Improveapproach guidanceVSAvoidsafety system complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The docking station performs preliminary robot identification and authorization through communication interfaces before enabling charging. This preliminary action verifies that the approaching robot is authorized and configures appropriate safety measures in advance, preventing short circuits and other hazards before they can occur.

Inventive Principle:
Principle #10Preliminary action

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The solution enhances the accuracy of robot positioning, ensures safe and adaptable charging for diverse robots, and reduces maintenance through automated air quality sensor calibration, facilitating the deployment of heterogeneous robot fleets and improving operational reliability.

Implementation Method 1

sources of attracting beams arranged around the parking area in order to emit attracting beams within a robot approach region

Methodology Applied
Scientific EffectInfrared radiation: Infrared Radiation

Implementation Method 2

sources of repelling beams arranged on either side of the parking area in order to emit, outside the approach region, repelling beams

Methodology Applied
Scientific EffectInfrared radiation: Infrared Radiation

Data Source

PatentUS11163311B2Robotic equipment including a mobile robot, method for recharging a battery of such mobile robot, and mobile robot docking station
Publication Date: 2021.11.02 PARTNERING 3 0
  • US11163311B2 patent drawing
  • US11163311B2 patent drawing
  • US11163311B2 patent drawing

AI summary

The invention relates to a system for monitoring air quality in an environment, including at least one mobile robot (20) in the environment, a docking station (10) placed in the environment and including a parking area for receiving the robot, air quality sensors on board the mobile robot, air quality sensors fitted in the docking station, and a calibration manager for collecting measures carried out by at least one air quality sensor on board the mobile robot (20) while the mobile robot is received in the parking area of the docking station (10), and measures carried out at the same time by another air quality sensor fitted in the docking station, of the same type as the on-board air quality sensor.