Koninklijke Philips Corporation N.v.

Jacob M J Den Toonder

Anja Van De Stolpe

Jan Martijn Krans

Menno W J Prins

Johannes T A Wilderbeek

Michel P B Van Bruggen

Michel P B Bruggen

A filament or fiber () comprising a volume modulation coloration producing substance (); containment means () for containing the substance in the form of an elongated core which containment means is at least partially light transmitting; and stimulation means () for stimulating the substance to produce a change in the volume of the substance, thereby changing the color of the filament or fiber.

Fibre or filament

A fabric () formed from a plurality of first fibers or filaments (), and a plurality of second fibers or filaments (); the first fibers or filaments being non-conductive and comprising an electro-optically active material; and the second fibers or filaments being conductive; whereby a voltage difference between two second fibers causes a colour change in a first fiber positioned therebetween.

Fabric

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Helmond, Netherlands

Jacob M J Den Toonder