Devices, systems, and methods for maintaining luminaire color temperature levels in a gateway based system
First Claim
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1. A system for controlling luminaire color temperature, comprising:
- a gateway configured to control at least one of a dimming level and a dimming control protocol of at least one of a first luminaire and a second luminaire;
a sensor subsystem in data communication with the gateway; and
a server in data communication with the gateway and the sensor subsystem, wherein the sensor subsystem is configured to measure a current color intensity of the first luminaire, the server is configured to calculate a current color temperature of the first luminaire based at least in part on the current color intensity of the first luminaire, and the sensor subsystem is configured to communicate the current color intensity of the first luminaire to the server if the current color intensity of the first luminaire is outside of an expected color intensity range that is expected by the sensor subsystem, based at least in part on a first relationship determined by a comparison of a correlation between the current color intensity of the first luminaire and a current dimming level of the first luminaire and a correlation between a previous color intensity of the first luminaire, a previous dimming level of the first luminaire, and a previous color temperature of the first luminaire,wherein the sensor subsystem is further configured to measure a current color intensity of the second luminaire, the server is configured to calculate a current color temperature of the second luminaire based at least in part on the current color intensity of the second luminaire, and the sensor subsystem is configured to communicate the current color intensity of the second luminaire to the server if the current color intensity of the second luminaire is outside of an expected color intensity range that is expected by the sensor subsystem, based at least in part on a second relationship determined by a comparison of a correlation between the current color intensity of the second luminaire and a current dimming level of the second luminaire and a correlation between a previous color intensity of the second luminaire, a previous dimming level of the second luminaire, and a previous color temperature of the second luminaire,wherein the server is configured to correlate the first relationship and the second relationship to an overall color temperature of an illuminated environment in which the first luminaire and the second luminaire are installed and determine whether at least one of the current dimming level of the first luminaire, a current dimming control protocol of the first luminaire, the current dimming level of the second luminaire, and a current dimming control protocol of the second luminaire must be adjusted to generate a particular overall color temperature, based at least in part on the correlation between the first relationship and the second relationship to the overall color temperature, and, if so, instruct the gateway to adjust the at least one of the current dimming level of the first luminaire, the current dimming control protocol of the first luminaire, the current dimming level of the second luminaire, and the current dimming control protocol of the second luminaire to achieve the particular overall color temperature, and the gateway is configured to adjust the at least one of the current dimming level of the first luminaire, the current dimming control protocol of the first luminaire, the current dimming level of the second luminaire, and the current dimming control protocol of the second luminaire according to the instructions from the server.
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Abstract
The disclosure relates to devices, systems, and methods for adjusting and/or maintaining color temperature levels of luminaires. The luminaires may be Light Emitting Diode (LED)-based luminaires which are part of a smart illumination system. In certain exemplary embodiments, the disclosure includes a smart gateway device which is configured to control operation of a luminaire and is connected to a server, such as cloud server, over wired and/or wireless communication channels. The exemplary devices, systems, and methods adjust and maintain a color temperature of the luminaire according to desired or required specifications.
46 Citations
17 Claims
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1. A system for controlling luminaire color temperature, comprising:
a gateway configured to control at least one of a dimming level and a dimming control protocol of at least one of a first luminaire and a second luminaire; a sensor subsystem in data communication with the gateway; and a server in data communication with the gateway and the sensor subsystem, wherein the sensor subsystem is configured to measure a current color intensity of the first luminaire, the server is configured to calculate a current color temperature of the first luminaire based at least in part on the current color intensity of the first luminaire, and the sensor subsystem is configured to communicate the current color intensity of the first luminaire to the server if the current color intensity of the first luminaire is outside of an expected color intensity range that is expected by the sensor subsystem, based at least in part on a first relationship determined by a comparison of a correlation between the current color intensity of the first luminaire and a current dimming level of the first luminaire and a correlation between a previous color intensity of the first luminaire, a previous dimming level of the first luminaire, and a previous color temperature of the first luminaire, wherein the sensor subsystem is further configured to measure a current color intensity of the second luminaire, the server is configured to calculate a current color temperature of the second luminaire based at least in part on the current color intensity of the second luminaire, and the sensor subsystem is configured to communicate the current color intensity of the second luminaire to the server if the current color intensity of the second luminaire is outside of an expected color intensity range that is expected by the sensor subsystem, based at least in part on a second relationship determined by a comparison of a correlation between the current color intensity of the second luminaire and a current dimming level of the second luminaire and a correlation between a previous color intensity of the second luminaire, a previous dimming level of the second luminaire, and a previous color temperature of the second luminaire, wherein the server is configured to correlate the first relationship and the second relationship to an overall color temperature of an illuminated environment in which the first luminaire and the second luminaire are installed and determine whether at least one of the current dimming level of the first luminaire, a current dimming control protocol of the first luminaire, the current dimming level of the second luminaire, and a current dimming control protocol of the second luminaire must be adjusted to generate a particular overall color temperature, based at least in part on the correlation between the first relationship and the second relationship to the overall color temperature, and, if so, instruct the gateway to adjust the at least one of the current dimming level of the first luminaire, the current dimming control protocol of the first luminaire, the current dimming level of the second luminaire, and the current dimming control protocol of the second luminaire to achieve the particular overall color temperature, and the gateway is configured to adjust the at least one of the current dimming level of the first luminaire, the current dimming control protocol of the first luminaire, the current dimming level of the second luminaire, and the current dimming control protocol of the second luminaire according to the instructions from the server. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A method for controlling luminaire color temperature, comprising:
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measuring with a sensor subsystem a current color intensity of a first luminaire and a current color intensity of a second luminaire; transmitting the current color intensity of the first luminaire or the current color intensity of the second luminaire from the sensor subsystem to a server in data communication with the sensor subsystem, if the corresponding current color intensity of the first luminaire or the current color intensity of the second luminaire is outside of an expected color intensity range that is expected by the sensor subsystem, based at least in part on a first relationship determined by a comparison of a correlation between the current color intensity of the first luminaire and a current dimming level of the first luminaire and a correlation between a previous color intensity of the first luminaire, a previous dimming level of the first luminaire, and a previous color temperature of the first luminaire, and a second relationship determined by a comparison of a correlation between the current color intensity of the second luminaire and a current dimming level of the second luminaire and a correlation between a previous color intensity of the second luminaire, a previous dimming level of the second luminaire, and a previous color temperature of the second luminaire; correlating the first relationship and the second relationship to an overall color temperature of an illuminated environment in which the first luminaire and the second luminaire are installed; calculating with the server at least one of a current color temperature of the first luminaire, based at least in part on the current color intensity of the first luminaire, and a current color temperature of the second luminaire, based at least in part on the current color intensity of the second luminaire; determining with the server whether at least one of the current dimming level of the first luminaire, a current dimming control protocol of the first luminaire, the current dimming level of the second luminaire, and a current dimming control protocol of the second luminaire must be adjusted to generate a particular overall color temperature, based at least in part on the correlation between the first relationship and the second relationship to the overall color temperature, and, if so, instructing a gateway, by the server, to adjust at least one of the current dimming level of the first luminaire, the current dimming control protocol of the first luminaire, the current dimming level of the second luminaire, and the current dimming control protocol of the second luminaire; and adjusting with the gateway at least one of the current dimming level of the first luminaire, the current dimming control protocol of the first luminaire, the current dimming level of the second luminaire, and the current dimming control protocol of the second luminaire according to the instructions from the server. - View Dependent Claims (12, 13, 14, 15, 16, 17)
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Specification