Sit-Stand Workstation Control Using Biometric Feedback
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Solution Overview
Problem
Conventional height-adjustable workstations lack intelligence, failing to adapt to user changes and environmental conditions, leading to inconsistent use and reduced health benefits, as they do not incorporate biometric data or environmental sensing to optimize standing and sitting schedules.
Innovation Solution
A power-assisted sit-stand workstation with an electronic controller that uses user-profile information, biometric sensors, and environmental data to create a customizable height-adjustment schedule, encouraging regular use through sensors, sounds, lights, and feedback mechanisms, allowing single-touch height control and adaptive operation based on user fatigue and fitness levels.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional height-adjustable workstations are used, then basic height adjustment is provided, but they lack intelligence and fail to adapt to user changes and environmental conditions
Solution Approach 1:
The workstation incorporates biometric sensors that detect user physiological data (heart rate, stress levels) and environmental sensors that monitor ambient conditions. This feedback loop enables the system to automatically adjust height settings and provide personalized recommendations, transforming a static device into an adaptive intelligent system that responds to real-time user needs and environmental factors.
Solution Approach 2:
The system uses automated algorithms to analyze biometric and environmental data, creating customized height-adjustment schedules without requiring manual user input. The workstation serves itself by autonomously determining optimal settings based on sensed information, reducing the need for complex user interfaces while maintaining high adaptability.
2Reliability
If height-adjustable workstations are used, then standing and sitting options are provided, but inconsistent use occurs and health benefits are reduced
Solution Approach 1:
The system provides real-time feedback through a user interface that displays personalized recommendations based on biometric data and environmental conditions. This feedback motivates consistent use by showing users the health benefits they are achieving and guiding them on when to stand or sit, transforming passive height adjustment into an active health management tool that users are more likely to use consistently.
Solution Approach 2:
The patent replaces manual operation with automated electronic control systems that use biometric sensors and algorithms to determine optimal height settings. This substitution removes the need for users to manually calculate or decide when to adjust height, making the system easier to operate consistently while delivering reliable health benefits through personalized automation.
3Adaptability or versatility
If biometric sensors and environmental sensing are incorporated, then adaptive operation is achieved, but device complexity increases
Solution Approach 1:
The electronic controller is designed to perform multiple functions: it processes biometric data from various sensors, monitors environmental conditions, generates personalized height-adjustment schedules, and provides user feedback. By consolidating these diverse functions into a single multi-functional controller, the system achieves high adaptability without proportionally increasing overall system complexity.
Solution Approach 2:
The electronic controller acts as an intermediary that integrates and harmonizes data from multiple biometric and environmental sensors. Rather than requiring direct complex interactions between all sensors and the user interface, the controller mediates this information flow, processing sensor data and translating it into actionable height-adjustment recommendations, thereby managing complexity while maintaining adaptability.
Data Source
AI summary
A system for adjusting the height of a workstation for use by a user, the system comprising a frame, a worktop having an upper work surface, the worktop being vertically slidably attached to said frame and selectably adjustable in elevation to different positions including at least a first standing position and at least a first sitting position, at least one variable speed electrically-powered vertical-displacement drive mechanism connected between said frame and said worktop, said drive mechanism being arranged to selectively vertically displace the worktop with respect to said frame when said drive mechanism is activated and a processor controlling the drive mechanism to move the worktop to different positions, the processor controlling the drive mechanism to control the rate of worktop height displacement at various speeds including at least a first speed and a second speed that is different than the first speed, the processor controlling the rate of worktop height displacement at the first speed sometimes and at the second speed at other times.