IP Library Granted Patent US 12,490,353
Granted Patent B2
US 12,490,353 · App. 17/884,190 · Granted Dec 2, 2025

Systems and methods for providing dynamic lighting

Inventors: Ronald W. Bessems (Racine, WI); Matthew Brian Deese (Racine, WI); Kory Alexander Liszt (Racine, WI); John W. Frailey (Racine, WI); Shane Michael O'Donnell (Racine, WI); Ronald Lee Fienberg (Racine, WI); Thomas Richard Hinds (Racine, WI); Gary David Trott (Racine, WI); John Roberts (Racine, WI)
Assignee: CREE LIGHTING USA LLC
H05B45/20F21S8/006H05B45/10H05B47/11H05B47/115H05B47/12H05B47/175
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Quick Facts
Patent No.
US 12,490,353
App. No.
17/884,190
Granted
Dec 2, 2025
Kind
B2
Abstract

Computer implemented systems and methods for providing dynamic lighting through lighting fixtures are provided herein. In one aspect, one or more characteristics of light provided from a lighting fixture or a plurality of lighting fixtures changes over time to shape the environment of an indoor space according to simulated environment illumination parameters and general illumination parameters. Dynamic lighting may improve the health or wellbeing of individuals in an indoor space, for example, by simulating an outdoor environment to reduce stress, by providing circadian entrainment to improve sleep and wakefulness, or the like. Other aspects of the present disclosure enable lighting fixtures to provide light that is synchronized with one or more other devices that simulate an environment and shape the environment of an indoor space.

Claims (40)

1 . A dynamic lighting system for simulating an environment, comprising:

a plurality of lighting fixtures, each one of the plurality of lighting fixtures comprising:

a light source;

sensor circuitry, wherein the sensor circuitry comprises an ambient light sensor, an occupancy sensor, one or more image sensors, and a temperature sensor;

communications circuitry, wherein the each of the plurality of lighting fixtures is in network communication via the communications circuitry; and

driver circuitry to control the light source, comprising:

processing circuitry; and

memory coupled to the processing circuitry, the memory storing instructions, which, when executed by the processing circuitry, cause the lighting fixture to:

receive dynamic lighting simulation instructions, the dynamic lighting simulation instructions including simulated environment illumination parameters, wherein the simulated environment illumination parameters further comprise general illumination parameters, and wherein the general illumination parameters comprise at least a desired level of brightness;

generate, in response to receiving the dynamic lighting simulation instructions, light output characteristics from the light source, based on the simulated environment illumination parameters via the driver circuitry configured to control the light source;

adjust dynamically, the light output characteristics from the light source over a time series, based on the simulated environment illumination parameters via the driver circuitry configured to control the light source to simulate the environment, and such that the general illumination parameters maintain general illumination light output characteristics while the simulated environment illumination parameters dynamically adjust over the time series the light output characteristics from the light source to simulate the environment.

2 . The system of claim 1 , wherein the processing circuitry is configured to transmit instructions to generate the light output characteristics from the light source.

3 . The system of claim 1 , wherein the memory includes further instructions, which, when executed by the processing circuitry cause the lighting fixture to:

receive updated dynamic lighting simulation instructions via the communications circuitry, the updated dynamic lighting simulation instructions including an instruction to pause the generating of the light output characteristics from the light source; and

adjust the driver circuitry for controlling the light output characteristics from the light source over the time series, such that the simulated environment illumination parameters pause transitioning from a current state.

4 . The system of claim 1 , wherein the general illumination parameters further comprise hue, saturation, brightness, color, color temperature, and color rendering index.

5 . The system of claim 4 , wherein the general illumination parameters comprise the color rendering index in a range between 60 and 100, 70 and 100, or 80 and 100.

6 . The system of claim 1 , wherein the simulated environment illumination parameters comprise hue, saturation, brightness, color, color temperature, and color rendering index that is dynamically adjusted over the time series to simulate the environment.

7 . The system of claim 1 , wherein the memory includes further instructions, which, when executed by the processing circuitry cause the lighting fixture to:

receive updated dynamic lighting simulation instructions via the sensor circuitry, wherein the sensor circuitry is configured to acquire the light output characteristics from the each of the plurality of lighting fixtures; and

adjust dynamically, the light output characteristics from the light source over the time series, in dependence on the updated dynamic lighting simulation instructions from the sensor circuitry.

8 . The system of claim 1 , wherein the sensor circuitry further comprises one or more microphones; one or more speakers; one or more ultrasonic sensors or transducers; one or more infrared receivers; one or more atmospheric pressure sensors; one or more humidity sensors; one or more air quality sensors; one or more positioning sensors; or one or more magnetic field sensors.

9 . A computer implemented method for dynamically controlling light to simulate an environment, comprising:

providing one or more light fixtures, each with a light source, processing circuitry, communications circuitry, sensor circuitry, and driver circuitry, wherein the sensor circuitry comprises an ambient light sensor, an occupancy sensor, one or more image sensors, and a temperature sensor;

receiving, by the one or more light fixtures, instructions for dynamically transitioning the light output characteristics provided by the light source on the one or more light fixtures based on general illumination parameters and simulated environment illumination parameters; and

dynamically adjusting, by the one or more light fixtures, light output characteristics provided by the light source of the one or more lighting fixtures, wherein dynamically adjusting the light output characteristics maintains the general illumination parameters and adjusts the simulated environment illumination parameters over a time series.

10 . The method of claim 9 , wherein the general illumination parameters comprise hue, saturation, brightness, color, color temperature, and color rendering index.

11 . The method of claim 9 , wherein the simulated environment illumination parameters comprise hue, saturation, brightness, color, color temperature, and color rendering index, all of which are variable over the time series.

12 . The method of claim 9 , further comprising receiving by the sensor circuitry, on the one or more light fixtures, the light output characteristics from the light output of the light source on the one or more light fixtures, and dynamically adjusting the light output characteristics based on input from the sensor circuitry transmitting instructions to the processing circuitry to maintain the general illumination parameters and the simulated environment illumination parameters via the driver circuitry.

13 . The method of claim 9 , further comprising providing at least one of a sound, a temperature change, or air circulation from another device based on the instructions for dynamically adjusting, by the one or more light fixtures, the light output characteristics of the light provided by the light source of the one or more lighting fixtures.

14 . The method of claim 9 , wherein the simulated environment illumination parameters are raw sensor data obtained via a network and provided as instructions to the processing circuitry.

15 . The method of claim 9 , wherein the simulated environment illumination parameters comprise information from processed sensor data obtained via a network and provided as instructions to the processing circuitry.

16 . The method of claim 9 , wherein the sensor circuitry further comprises one or more microphones; one or more speakers; one or more ultrasonic sensors or transducers; one or more infrared receivers; one or more atmospheric pressure sensors; one or more humidity sensors; one or more air quality sensors; one or more positioning sensors; or one or more magnetic field sensors.

17 . A computer implemented method for dynamically controlling light, comprising:

providing a light fixture with a light source, processing circuitry, communications circuitry, sensor circuitry, and driver circuitry, wherein the sensor circuitry comprises an ambient light sensor, an occupancy sensor, one or more image sensors, and a temperature sensor;

receiving, by the light fixture, instructions for dynamically transitioning light output characteristics from the light source based on general illumination parameters and simulated environment illumination parameters;

maintaining, by the light fixture, the light output characteristics provided by the light source that maintains the general illumination parameters based on instructions received from the sensor circuitry; and

dynamically adjusting, by the light fixture, the light output characteristics provided by the light source of the light fixture, wherein dynamically adjusting provides adjustment to the light output characteristics based on the simulated environment illumination parameters over a time series to reflect a simulated environment.

18 . The method of claim 17 , wherein the simulated environment illumination parameters comprise information from processed sensor data obtained via a network and provided as instructions to the processing circuitry.

19 . The method of claim 17 , wherein the sensor circuitry further comprises one or more microphones; one or more speakers; one or more ultrasonic sensors or transducers; one or more infrared receivers; one or more atmospheric pressure sensors; one or more humidity sensors; one or more air quality sensors; one or more positioning sensors; or one or more magnetic field sensors.

Assignments (4)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 22, 2026
From: LUMEN ACQUISITION HOLDINGS, LLC
To: LED-IP MANAGEMENT, LLC
Reel/Frame 075624/0358 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 3, 2024
From: BESSEMS, RONALD W.; DEESE, MATTHEW BRIAN; LISZT, KORY ALEXANDER; O'DONNELL, SHANE MICHAEL; FIENBERG, RONALD LEE; HINDS, THOMAS RICHARD; TROTT, GARY DAVID; ROBERTS, JOHN
To: IDEAL INDUSTRIES LIGHTING LLC
Reel/Frame 068121/0098 →
CHANGE OF NAME Recorded Nov 16, 2023
From: IDEAL INDUSTRIES LIGHTING LLC
To: CREE LIGHTING USA LLC
Reel/Frame 065601/0333 →
SECURITY INTEREST Recorded Sep 13, 2023
From: IDEAL INDUSTRIES LIGHTING LLC
To: FGI WORLDWIDE LLC
Reel/Frame 064897/0413 →
Continuity (6)
Continuation In Part 17082767 · Oct 28, 2020
Continuation In Part 17023899 · Sep 17, 2020
Continuation 16259491 · Jan 28, 2019
Provisional Application 62926862 · Oct 28, 2019
Provisional Application 62628131 · Feb 8, 2018
Related Publication 20220386435A1 · Dec 1, 2022
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