# US 12,006,689 B2 · Efficient control of a heating element > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,006,689 B2 - Document ID: US12006689B2 - Status: Granted - Kind: B2 - Application number: 17/591,576 - Filed: 2022-02-02 - Published: 2022-08-04 - Granted: 2024-06-11 - Earliest claimed: 2021-02-02 - Applicants: Thomas W. Clardy; Kai Kuck - Inventors: Thomas W. Clardy; Kai Kuck - Web page: https://patentgrep.com/patent/US12006689B2 ## CPC - E04D 13/0762: {De-icing devices or snow melters} - E04D 13/103: {De-icing devices or snow melters (for drainage outlets E04D13/0409, for gutters E04D13/0762, for down pipes E04D13/08)} - G05B 19/042: using digital processors (G05B19/05 takes precedence) - G05B 19/0425: {Safety, monitoring} - E04D: ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS (coverings of outer walls by plaster or other porous material E04F13/00) - G05B: CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS (systems for controlling or regulating non-electric variables G05D; systems for regulating electric or magnetic variables G05F; control devices or systems insofar as characterised by mechanical features only G05G) ## Abstract Apparatuses, systems, and methods are disclosed for efficient control of a heating element. A sensor is configured to detect a state of water in proximity to a heating element. A switch device is configured to control a supply of power to the heating element. A hardware controller device is in communication with the sensor and the switch. The hardware controller device is configured to adjust the supply of power to the heating element using the switch device based on the state of water in proximity to the heating element. ## Claims ### Claim 1 An apparatus, comprising: a sensor configured to detect a state of water in proximity to a heating element, the sensor comprising a camera device disposed on a same surface as the heating element and the heating element being at least partially within a view of the camera device; a switch device configured to control a supply of power to the heating element; and a hardware controller device in communication with the sensor and the switch device, the hardware controller device configured to adjust the supply of power to the heating element using the switch device based on the state of water in proximity to the heating element by at least: determining that the state of water in proximity to the heating element comprises a snow bridge suspended over and covering the heating element in response to detecting a cavity in snow or ice around the heating element based on image data of the heating element within the cavity of the snow bridge from the view of the camera device on the same surface as the heating element; and turning off the supply of power to the heating element in response to determining that the state of water in proximity to the heating element comprises the snow bridge suspended over and covering the heating element. ### Claim 2 (depends on 1) The apparatus of claim 1, wherein the heating element is disposed one or more of on a roof, in a rain gutter, in a downspout, and in a pipe. ### Claim 3 (depends on 1) The apparatus of claim 1, wherein the state of water comprises one or more of a wet state, a snow state, an ice state, and a dry state. ### Claim 4 (depends on 1) The apparatus of claim 1, wherein the state of water comprises an ice dam at least partially blocking drainage of water from a roof on which the heating element is disposed and the hardware controller device is configured to turn on the supply of power to the heating element using the switch device in response to the sensor detecting the ice dam. ### Claim 5 (depends on 1) The apparatus of claim 1, wherein the hardware controller device is further configured to send a status of the heating element to a hardware computing device. ### Claim 6 (depends on 5) The apparatus of claim 5, wherein the status comprises one or more of a photo from the sensor, a video from the sensor, a temperature from the sensor, electrical current drawn by the heating element, power consumption of the heating element, and energy usage of the heating element. ### Claim 7 (depends on 5) The apparatus of claim 5, wherein the hardware controller device is further configured to adjust the supply of power to the heating element using the switch device based on user input from the hardware computing device, the user input provided in response to the status. ### Claim 8 (depends on 1) The apparatus of claim 1, further comprising a battery for one or more of the sensor and the hardware controller device, the battery configured to receive power inductively from an electrical line of the heating element. ### Claim 9 (depends on 1) The apparatus of claim 1, further comprising one or more photovoltaic elements and a battery, a capacity of the battery and a power rating of the one or more photovoltaic elements selected to power one or more of the sensor and the hardware controller device using the battery while the one or more photovoltaic elements are covered by snow. ### Claim 10 (depends on 1) The apparatus of claim 1, further comprising a light source configured to illuminate one or more of the heating element and a surrounding area. ### Claim 11 (depends on 10) The apparatus of claim 10, wherein the light source illuminates one or more of the heating element and the surrounding area using one or more of a spatial pattern of illumination and a temporal pattern of illumination. ### Claim 12 (depends on 1) The apparatus of claim 1, wherein data indicating the state of water comprises a change in electrical impedance of the heating element detected by the sensor. ### Claim 13 (depends on 1) The apparatus of claim 1, wherein the sensor further comprises a lens disposed in view of the heating element and one or more fiber optic strands between the lens and the camera device in communication with the hardware controller device. ### Claim 14 (depends on 13) The apparatus of claim 13, wherein the one or more fiber optic strands comprise an emitter configured to illuminate a field of view of the lens. ### Claim 15 (depends on 1) The apparatus of claim 1, wherein the sensor further comprises a radar transponder. ### Claim 16 (depends on 15) The apparatus of claim 15, wherein the radar transponder is disposed beneath a roof upon which the heating element is disposed such that the roof is between the radar sensor and the heating element and the radar sensor is configured to detect the state of water through the roof. ### Claim 17 (depends on 1) The apparatus of claim 1, wherein the sensor further comprises an acoustic sensor configured to detect the state of water based on one or more of reflected acoustic signals and acoustic resonance. ### Claim 18 (depends on 1) The apparatus of claim 1, wherein the hardware controller device is further configured to delay powering of the heating element until a temperature exceeds a temperature threshold. ### Claim 19 (depends on 1) The apparatus of claim 1, wherein the hardware controller device is further configured to adjust the supply of power to the heating element based on a command from a backend server computing device in communication with a plurality of additional hardware controller devices. ### Claim 20 (depends on 19) The apparatus of claim 19, wherein the command is to provide power to the heating element in response to a power outage, the power outage not affecting power to the heating element. ### Claim 21 (depends on 1) The apparatus of claim 1, wherein the hardware controller device is further configured to track a history of the detected state of water over time and to make subsequent adjustments of the supply of power to the heating element based at least partially on the tracked history. ### Claim 22 A method, comprising: monitoring a heating element using a sensor, the sensor comprising a camera disposed on a same surface as the heating element and the heating element being at least partially within a view of the camera; determining that a state of water in proximity to the heating element comprises a snow bridge suspended over and covering the heating element in response to detecting a cavity in snow or ice around the heating element based on image data of the heating element within the cavity of the snow bridge from the view of the camera on the same surface as the heating element; and adjusting operation of the heating element based on the state of water in proximity to the heating element by turning off the supply of power to the heating element in response to determining that the state of water in proximity to the heating element comprises the snow bridge suspended over and covering the heating element. ### Claim 23 An apparatus, comprising: means for monitoring a heating element using a camera disposed on a same surface as the heating element, the heating element being at least partially within a view of the camera; means for determining that a state of water in proximity to the heating element comprises a snow bridge suspended over and covering the heating element in response to detecting a cavity in snow or ice around the heating element based on image data of the heating element within the cavity of the snow bridge from the view of the camera on the same surface as the heating element; and means for adjusting operation of the heating element based on the state of water in proximity to the heating element by turning off the supply of power to the heating element in response to determining that the state of water in proximity to the heating element comprises the snow bridge suspended over and covering the heating element.