Sedlbauer, KlausKlausSedlbauerLeistner, PhilipPhilipLeistnerDrotleff, H.H.DrotleffBoer, J. deJ. deBoerZhou, X.X.Zhou2022-03-082022-03-082012https://publica.fraunhofer.de/handle/publica/309820The invention relates to a planar arrangement comprising a radiation-emitting device having at least one radiation-emitting component (9), wherein the component (9) comprises a substrate (1), an anode (2), a cathode (4) and at least one active layer (3) arranged between the anode (2) and the cathode (4). The arrangement is distinguished by the fact that a plurality of cutouts (7) are present in the planar arrangement, such that the planar arrangement is embodied acoustically as a microperforated absorber or as part of a microperforated absorber.de690Strahlungsemittierendes Bauteil mit akustisch einstellbarer Wirkung und Verfahren zur Herstellung derselbenRADIATION-EMITTING DEVICE HAVING AN ACOUSTICALLY ADJUSTABLE EFFECT AND METHOD FOR PRODUCING SAMEpatent102012000412