How Smart Home Devices Automatically Connect to Utility Energy Programs
A system that lets smart home devices like thermostats enroll in energy-saving programs without the user needing to manually provide their utility account number.
Patent Number
US 9998475
Status
Active
Filing Date
June 17, 2015
Grant Date
June 12, 2018
Expiration
~June 2035 (estimated)
Claims
21
Assignee
Google LLC
Inventors
Jonathan Crimins, William Greene, Scott McGaraghan, Scott Ruffner, Jared Luxenberg
Citations
7 forward · 163 backward
What it covers
The patent describes a digital handshake between a smart home device management server (like Google Nest) and a utility company's computer system. Instead of forcing a user to hunt down a physical utility bill to find an account number, the system sends identifying information, such as a name and address, to the utility's API. The utility's system checks if that information matches an existing customer account. If it matches and the device is eligible, the system automatically triggers the enrollment process for demand-response programs, which help manage power grid load during peak usage.
What it doesn't cover
- —Does not cover manual enrollment processes where a user must input a utility account number.
- —Does not cover systems that do not use an API to communicate between the device server and the utility provider.
- —Does not cover the actual hardware design or internal sensors of the smart home device itself.
- —Does not cover methods for controlling the device once enrolled, only the enrollment authorization process.
The clever bit
The system bypasses the need for the user to know or provide their utility account number by using the device's existing registration data to perform a 'fuzzy' match against the utility's database.
Why it matters
This technology simplifies participation in demand-response programs, which pay homeowners to reduce energy use during peak grid stress. By removing the friction of account verification, it increases the number of devices contributing to grid stability, which is essential for modern smart grid management.
Real-world examples
- 1.Google Nest thermostat enrollment in utility energy-saving programs
- 2.Smart home energy management platforms
- 3.Utility demand-response portals
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US 9998475 · 2026