Simplified schedule programming of an HVAC controller

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Solution Overview

Problem

Existing HVAC controllers lack intuitive and user-friendly interfaces for managing programmable schedules, making it difficult for users to efficiently view and edit schedule parameters, which can lead to suboptimal control of heating and cooling systems.

Innovation Solution

An HVAC controller with a touchscreen interface that allows users to navigate through a linearly ordered series of screens to display and edit schedule periods, enabling concurrent display and selection of multiple schedule parameters for easy editing and navigation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If users navigate through multiple screens to view and edit schedule parameters, then the interface becomes more comprehensive, but the operation complexity increases

Engineering Contradiction:
Improveschedule management capabilityVSAvoiduser interface usability
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The schedule parameters are segmented into different categories (temperature settings, timing parameters, operational modes) and organized across multiple screens. Each screen presents a specific subset of parameters, allowing comprehensive control while maintaining visual clarity and reducing cognitive load on any single display.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces a temporal dimension to the user interface by organizing parameters across multiple screens that can be navigated sequentially. This transforms a potentially cluttered single-screen interface into a multi-dimensional navigation experience, where depth (number of screens) replaces width (number of parameters per screen).

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Loss of information

If multiple schedule parameters are displayed concurrently, then information completeness improves, but display complexity increases

Engineering Contradiction:
Improveschedule parameter visibilityVSAvoiddisplay interface complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The display interface is segmented into multiple screens, each dedicated to specific groups of schedule parameters. This segmentation allows all parameters to be made visible across the complete set of screens while maintaining a clean, organized layout on each individual screen, avoiding information overload.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The display system is made dynamic through user-navigable screens that can be switched between. This allows the interface to adapt its content based on user needs, presenting different parameter sets on different screens while maintaining a consistent, manageable display format on each screen.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS10317100B2Simplified schedule programming of an HVAC controller
Publication Date: 2019.06.11 RESIDEO LLC
  • US10317100B2 patent drawing
  • US10317100B2 patent drawing
  • US10317100B2 patent drawing

AI summary

An HVAC controller may be configured to control one or more HVAC components within an HVAC system. The HVAC controller may include a user interface, such as but not limited to a touchscreen display, that enables a user to view and/or manipulate settings within the HVAC controller including but not limited to parameters within a programmable schedule. In some cases, the HVAC controller may provide the user with a better user experience when viewing or editing the programmable schedule.