Smart Window Control API for Coordinated Building Systems
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Solution Overview
Problem
Existing smart window systems lack sophisticated control and monitoring capabilities to effectively integrate with other building systems, such as HVAC, lighting, and security systems, limiting their operational efficiency and compatibility.
Innovation Solution
A platform that enables communication among various building systems through an application programming interface (API), allowing the window control system to interact with other systems like HVAC, lighting, and security systems, enabling data exchange and coordinated control of optically switchable windows and other devices.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If smart window systems are deployed more widely, then building control and monitoring capabilities are improved, but system complexity and integration requirements increase
Solution Approach 1:
The window control system is designed with a universal communication interface that enables it to perform multiple functions by interacting with different building systems (HVAC, lighting, security, appliances) through a standardized API, allowing a single system to adapt to various integration scenarios without requiring separate dedicated control systems for each function
Solution Approach 2:
An application programming interface (API) is introduced as an intermediary layer between the window control system and other building systems. This API serves as a mediator that standardizes communication protocols and data exchange formats, thereby reducing the complexity of direct integrations between diverse systems while maintaining comprehensive building control capabilities
2Productivity
If multiple building systems are integrated through API communication, then operational efficiency and energy management are improved, but communication protocol complexity increases
Solution Approach 1:
The API is designed as a universal communication interface that handles multiple building systems (HVAC, lighting, security, appliances) through standardized methods and data formats. This single unified protocol replaces the need for multiple system-specific communication protocols, thereby improving operational efficiency across all integrated systems while maintaining manageable protocol complexity through standardization
3Productivity
If window control system interacts with more building systems, then energy management and comfort control are improved, but system reliability requirements increase
Solution Approach 1:
The window control system implements feedback mechanisms where it receives status information from integrated building systems (HVAC, lighting, security, appliances) and adjusts window operations accordingly. This feedback loop enables coordinated energy management and comfort control across systems while maintaining reliability through continuous monitoring and adaptive response to system states
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
Enhances the operational efficiency of smart window systems by allowing them to communicate and coordinate with other building systems, improving energy management, comfort, and security while reducing energy consumption and maintenance needs.
Implementation Method 1
a window controller configured to control transitions of at least one optically switchable window
Data Source
Figure 1A
Figure 1B
Figure 1C
AI summary
Disclosed are platforms for communicating among one or more otherwise independent systems involved in controlling functions of buildings or other sites having switchable optical devices deployed therein. Such independent systems include a window control system and one or more other independent systems such as systems that control residential home products (e.g., thermostats, smoke alarms, etc.), HVAC systems, security systems, lighting control systems, and the like. Together the systems control and/or monitor multiple features and/or products, including switchable windows and other infrastructure of a site, which may be a commercial, residential, or public site.