The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 15, 2023
Filed:
Feb. 09, 2021
Signify Holding B.v., Eindhoven, NL;
Hugo Johan Cornelissen, Escharen, NL;
Olexandr Valentynovych Vdovin, Maarheeze, NL;
Robert Van Asselt, Valkenswaard, NL;
Marcellus Jacobus Johannes Van Der Lubbe, Best, NL;
Georges Marie Calon, Eindhoven, NL;
Rifat Ata Mustafa Hikmet, Eindhoven, NL;
Ties Van Bommel, Horst, NL;
SIGNIFY HOLDING B.V., Eindhoven, NL;
Abstract
The invention provides an arrangement () comprising a device (), wherein the device () comprises a luminescent material comprising element () and a light transmissive element (), wherein: (a) the device () has a first device axis (A1); (b) the luminescent material comprising element () comprises a luminescent material () configured to emit luminescent material light () upon irradiation with first light (), wherein the luminescent material comprising element () has a first length (L1) and a characteristic first dimension (D1) perpendicular to the first length (L1), wherein D1/L1<1; wherein the luminescent material comprising element () is configured at a non-zero first distance (r1) from the first device axis (A1), and wherein the luminescent material comprising element () at least partly surrounds the first device axis (A1); (c) the light transmissive element () is transmissive for the first light (), wherein the light transmissive element () comprises a element light entrance part (and an element light escape part (), wherein the element light escape part () and the luminescent material () are radiationally coupled; wherein one or more of the following applies: (i) the first device axis (A1) intersects the light transmissive element (), and (ii) the light transmissive element () at least partly surrounds the first device axis (A1); and (d) the luminescent material comprising element () is in thermal contact with one or more of (a) the light transmissive element () and (b) an optional thermally conductive element ().