ROBUST AND INTRINSICALLY SAFE LASER FAILURE DETECTION IN THE ELECTRICAL CIRCUIT

• Main Authors: HIKMET, Rifat, Ata, Mustafa, BRULS, Dominique, Maria, VAN BOMMEL, Ties, CORNELISSEN, Hugo, Johan, VAN ASSELT, Robert
• Format: Patent
• Language: English; French; German
• Published: 22.11.2023
• Subjects: BLASTING; ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR; ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; HEATING; LIGHTING; MECHANICAL ENGINEERING; NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLEEXTERIORS; WEAPONS

The invention provides a light generating system (1000) comprising a solid state light source (100), a luminescent material element (210), a sensor element (400), and an electrical circuit (500), wherein: (a) the solid state light source (100) is configured to generate light source light (101), wherein the solid state light source (100) is functionally coupled to the electrical circuit (500); (b) the luminescent material element (210) comprises a luminescent material (200), wherein the luminescent material element (210) is configured in a light receiving relationship with the solid state light source (100), and wherein the luminescent material (200) is configured to convert at least part of the light source light (101) into luminescent material light (201); and (c) the sensor element (400) comprises a sensor component (410), wherein the sensor element (400) is comprised by the electrical circuit (500), wherein the sensor component (410) comprises a photo-resistor, wherein the photo-resistor has a variable resistance dependent on an extend of exposure to a light (11) selected from the group consisting of the laser light (100) and the luminescent material light (201).