Control unit with automatic setback capability

US8950686B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-8950686-B2
Application numberUS-201113279151-A
CountryUS
Kind codeB2
Filing dateOct 21, 2011
Priority dateNov 19, 2010
Publication dateFeb 10, 2015
Grant dateFeb 10, 2015

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  1. Title

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  2. Abstract

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  3. Assignees and inventors

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  4. Key dates

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  5. First independent claim

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  7. Citations and related patents

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Abstract

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Methods for controlling temperature in a conditioned enclosure such as a dwelling are described that include an “auto-away” and/or “auto-arrival” feature for detecting unexpected absences which provide opportunities for significant energy savings through automatic adjustment of the setpoint temperature. According to some preferred embodiments, when no occupancy has been detected for a minimum time interval, an “auto-away” feature triggers a changes of the state of the enclosure, and the actual operating setpoint temperature is changed to a predetermined energy-saving away-state temperature, regardless of the setpoint temperature indicated by the normal thermostat schedule. The purpose of the “auto away” feature is to avoid unnecessary heating or cooling when there are no occupants present to actually experience or enjoy the comfort settings of the schedule, thereby saving energy.

First claim

Opening claim text (preview).

The invention claimed is: 1. A method for controlling temperature in a conditioned enclosure comprising: controlling temperature within the conditioned enclosure according to a first setpoint, the first setpoint being from a preexisting schedule and representing a temperature suitable when one or more persons are occupying the conditioned enclosure; receiving data reflecting one or more occupancy sensors adapted to detect occupancy within the conditioned enclosure; and automat…

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What does patent US8950686B2 cover?
Methods for controlling temperature in a conditioned enclosure such as a dwelling are described that include an “auto-away” and/or “auto-arrival” feature for detecting unexpected absences which provide opportunities for significant energy savings through automatic adjustment of the setpoint temperature. According to some preferred embodiments, when no occupancy has been detected for a minimum t…
Who is the assignee on this patent?
Matsuoka Yoky, Astier Frank E, Sharan Rangoli, and 2 more
What technology area does this patent fall under?
Primary CPC classification G05D23/1904. Mapped technology areas include Physics.
When was this patent published?
Publication date Tue Feb 10 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).