Industry Patents
Patent: 11582853
Control System and Method for Stage Light Fixture with Photobiological Safety
(Click image for PDF of full patent)

Patent Number: |
11582853 |
Title: |
Control System and Method for Stage Light Fixture with Photobiological Safety |
Abstract: |
The control system for a stage light fixture with photobiological safety includes a control unit connected to a motor assembly and a light source and configured to control the stage light fixture to operate, and a distance sensor connected to the control unit, and configured to acquire an instant distance from a living being to the stage light fixture. The control unit stores a light radiation hazard exposure radiance limit value and a light fixture irradiance value acquired in advance per unit of time and distance, and acquires a parameter of the living being entering an irradiation danger zone according to the instant distance, the light radiation hazard exposure radiance limit value, and the light fixture irradiance value. When a hazard condition reaches the parameter of the living being entering the irradiation danger zone, the control unit controls the stage light fixture to move to eliminate the hazard condition. |
Country of Issue: |
US |
First Named Inventor: |
Jiang |
Assignee: |
Guangzhou Haoyang Electronic Co. (Golden Sea) |
Continuation or Divisional of: |
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International Classification: |
H05B 47/115 |
US Classification: |
H05B 47/115 |
Issue Date: |
02-14-2023 |
Filing Date: |
05-28-2021 |
Application : |
17/333247 |
Notes: |
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Link to Patent at freepatentsonline.com: |
11582853 at Freepatentsonline |
Link to World Patent Family1: |
World Patent Family at European Patent Office |
Link to Google Patents1: |
11582853 at Google Patents |
1. The Google Patents and World Patent Family links will likely not work until a few weeks
after the patent has issued - they take a while to get new patents in their systems.
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