A coupling element comprising a first layer and a second layer that are separated from each other by an intermediate dielectric layer, said coupling element further comprising: a first coil arranged such that at least one turn of the first coil extends in the first layer, and another turn of the first coil extends in the second layer; a second coil arranged such that at least one turn of the second coil extends in the first layer and along at least a portion of the first coil arranged in the first layer, and another turn of the second coil extends in the second layer and along at least a portion of the first coil arranged in the second layer; a third coil arranged such that at least one turn of the third coil extends in the first layer and superposes at least a portion of the first coil arranged in the second layer, and another turn of the third coil extends in the second layer and superposes at least a portion of the first coil arranged in the first layer; and a fourth coil arranged such that at least one turn of the fourth coil extends in the first layer and superposes at least a portion of the second coil arranged in the second layer, and another turn of the fourth coil extends in the second layer and superposes at least a portion of the second coil arranged in the first layer. a first coil arranged such that at least one turn of the first coil extends in the first layer, and another turn of the first coil extends in the second layer; at least one turn of the first coil extends in the first layer, and another turn of the first coil extends in the second layer; a second coil arranged such that at least one turn of the second coil extends in the first layer and along at least a portion of the first coil arranged in the first layer, and another turn of the second coil extends in the second layer and along at least a portion of the first coil arranged in the second layer; at least one turn of the second coil extends in the first layer and along at least a portion of the first coil arranged in the first layer, and another turn of the second coil extends in the second layer and along at least a portion of the first coil arranged in the second layer; a third coil arranged such that at least one turn of the third coil extends in the first layer and superposes at least a portion of the first coil arranged in the second layer, and another turn of the third coil extends in the second layer and superposes at least a portion of the first coil arranged in the first layer; and at least one turn of the third coil extends in the first layer and superposes at least a portion of the first coil arranged in the second layer, and another turn of the third coil extends in the second layer and superposes at least a portion of the first coil arranged in the first layer; and a fourth coil arranged such that at least one turn of the fourth coil extends in the first layer and superposes at least a portion of the second coil arranged in the second layer, and another turn of the fourth coil extends in the second layer and superposes at least a portion of the second coil arranged in the first layer. at least one turn of the fourth coil extends in the first layer and superposes at least a portion of the second coil arranged in the second layer, and another turn of the fourth coil extends in the second layer and superposes at least a portion of the second coil arranged in the first layer.