Wavelength conversion means, e.g. by using luminescent material, fluorescent concentrators or up-conversion arrangements

Full Title

Constructional details of devices covered by this subclass (constructional details of integrated devices, or assemblies of multiple devices, comprising at least one element in which radiation controls the flow of current H10F39/00) > Optical elements or arrangements (surface textures H10F77/70) > directly associated or integrated with photovoltaic cells, e.g. light-reflecting means or light-concentrating means > Wavelength conversion means, e.g. by using luminescent material, fluorescent concentrators or up-conversion arrangements