Headrest speaker arrangement
AssigneeFraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
InventorsAndreas Silzle, Ulrik Heise, Stefan Varga, Matthias Lang, Oliver Hellmuth
Life of this patent
Estimating the term…
Abstract
In embodiments of the invention, a headrest of a vehicle seat or a speaker box which can be attached to the vehicle seat or to a headrest is described. The headrest or the speaker box may have at least one speaker integrated in the headrest or in the speaker box, wherein the speaker has a main sound emission direction and wherein the speaker is fixed in the headrest or in the speaker box in such a way that the main sound emission direction is inclined with respect to a backrest main direction of the backrest of the vehicle seat.
Claims22
A headrest of a vehicle seat or speaker box to be attached to the vehicle seat or to a headrest, comprising:
- a first speaker and a second speaker integrated in the headrest or in the speaker box, and
- a chamber having a sound outlet opening arrangement being formed by one or more openings,
- wherein each of the first and the second speaker has a main sound emission direction, and wherein each of the first and the second speaker is fixed in the headrest or in the speaker box in such a way that the main sound emission directions are inclined with respect to a backrest main direction of a backrest of the vehicle seat, and
- wherein the first speaker and the second speaker are lowered arranged in the chamber with respect to the sound outlet opening arrangement, so that during operation sound waves emitted from the at least first and second speaker are mixed in the chamber formed in the headrest or in the speaker box.
A vehicle comprising:
- at least one vehicle seat with a headrest of the vehicle seat or a speaker box to be attached to the vehicle seat or to the headrest, wherein the headrest or the speaker box comprise:
- at least one speaker integrated in the headrest or in the speaker box, wherein the speaker comprises a main sound emission direction, and wherein the speaker is fixed in the headrest or in the speaker box in such a way that the main sound emission direction is inclined with respect to a backrest main direction of a backrest of the vehicle seat,
- and further comprising a dedicated sound wave reflector arranged above the headrest of the vehicle seat or a speaker box on a vehicle ceiling, wherein the sound wave reflector is configured to reflect sound waves emitted from the at least one speaker integrated in the headrest or in the speaker box with a lower sound wave loss than the vehicle ceiling in the vehicle.
Dependencies are inferred from the claim text.