Multi-function room controller
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Solution Overview
Problem
In hospitality and commercial settings, managing the dynamic conditions within multiple rooms to ensure guest comfort and operational efficiency is challenging due to varying noise levels, air quality, and environmental changes, which existing technologies struggle to address effectively at scale.
Innovation Solution
A room controller system that uses sensors to monitor conditions such as temperature, noise, and air quality, and adjusts connected devices like HVAC systems, lighting, and ventilation to maintain set requirements, while also sending alerts to external systems if conditions are not met, thereby ensuring guest comfort and operational efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a room controller system with multiple sensors and connected devices is deployed to monitor and control room conditions, then guest comfort and operational efficiency are improved, but device complexity and implementation cost increase
Solution Approach 1:
The system divides the hotel infrastructure into distributed room-level control units, each independently managing its own sensors and connected devices. This segmentation allows each controller to operate autonomously while contributing to overall system reliability, avoiding single-point failures that would affect entire buildings.
Solution Approach 2:
The room controller is designed as a multi-functional device that integrates temperature monitoring, air quality sensing, noise detection, and control of multiple connected devices (HVAC, lighting, ventilation). This universal approach consolidates what would otherwise require separate systems into a single coordinated platform, improving reliability without proportionally increasing complexity.
2Adaptability or versatility
If distributed room controllers are deployed across hundreds or thousands of rooms, then the ability to address individual room needs is improved, but operational strain on guest services and housekeeping increases
Solution Approach 1:
The room controller system performs self-service by automatically monitoring room conditions and executing corrective actions without human intervention. When sensors detect deviations from optimal conditions, the controller autonomously adjusts connected devices or sends alerts to appropriate systems, eliminating the need for guest services or housekeeping to manually respond to every environmental variation.
Solution Approach 2:
The system implements continuous feedback loops where sensors monitor room conditions, the controller processes this data against predefined requirements, and connected devices are automatically adjusted in response. This closed-loop control enables adaptability to individual room needs while reducing operational strain by replacing manual monitoring and adjustment with automated feedback-driven control.
3Reliability
If automatic ventilation and environmental control are implemented based on sensor data, then air quality and guest comfort are improved, but energy consumption increases
Solution Approach 1:
The ventilation and environmental control systems operate dynamically rather than statically. The room controller continuously adjusts connected devices based on real-time sensor data, scaling ventilation and environmental control activities to match actual room conditions. This dynamic operation maintains air quality reliability while minimizing energy consumption by avoiding unnecessary system operation.
Solution Approach 2:
The system changes operational parameters of connected devices based on measured conditions. Rather than maintaining constant ventilation and environmental control, the controller adjusts parameters such as airflow rates, device activation states, and control intensity according to actual sensor readings, thereby maintaining air quality while optimizing energy usage.
4Loss of information
If the room controller sends alerts to external systems when conditions fail to meet requirements, then operational awareness and response capability are improved, but communication infrastructure complexity increases
Solution Approach 1:
The alerting function is extracted as a discrete capability within the room controller system. Rather than embedding complex communication protocols throughout the entire control architecture, the system extracts the essential alert generation and transmission function to communicate room condition failures to external systems. This extraction reduces overall communication infrastructure complexity while maintaining operational awareness.
Data Source
AI summary
A room controller for providing local control of conditions within a room, comprising: a housing; a controller disposed within the housing, the controller being configured to: receive a plurality of sensor inputs, each sensor input being representative of a condition within the room; determine, from at least one of the plurality of sensor inputs, whether a condition within the room fails to satisfy at least one of the plurality of room condition requirements; and upon determining that the condition within the room fails to satisfy the requirement, performing at least one of: controlling at least one connected device to take an action designed to satisfy the room condition requirement, or sending an alert to at least one device located outside of the room that the room condition fails to meet the room condition requirement.