An apparatus for generating a reconstructed time-domain signal from an input time-domain signal, wherein the apparatus comprises: a transformation unit, a manipulation unit, and a reconstruction unit, wherein, in a first clock cycle, the transformation unit is configured to transform a first plurality of time-domain samples of the input time-domain signal or derived from the input time-domain signal from a time domain to a frequency domain to obtain a first plurality of frequency-domain samples of a frequency-domain signal, wherein, in a second clock cycle, the transformation unit is configured to transform a second plurality of the time-domain samples of the input time-domain signal or derived from the input time-domain signal from the time domain to the frequency domain to obtain a second plurality of frequency-domain samples of the frequency-domain signal, wherein the first plurality of time-domain samples and the second plurality of time-domain samples comprise one or more same time-domain samples of the input time-domain signal, wherein the manipulation unit is configured to manipulate one or more frequency-domain samples of the first plurality of frequency-domain samples to obtain a first plurality of manipulated frequency samples, and wherein the manipulation unit is configured to manipulate one or more frequency-domain samples of the second plurality of frequency-domain samples to obtain a second plurality of manipulated frequency samples, and wherein the reconstruction unit is configured to generate the reconstructed time-domain signal depending on the first plurality of manipulated frequency samples and depending on the second plurality of manipulated frequency samples. a transformation unit, a manipulation unit, and a reconstruction unit, wherein, in a first clock cycle, the transformation unit is configured to transform a first plurality of time-domain samples of the input time-domain signal or derived from the input time-domain signal from a time domain to a frequency domain to obtain a first plurality of frequency-domain samples of a frequency-domain signal, wherein, in a second clock cycle, the transformation unit is configured to transform a second plurality of the time-domain samples of the input time-domain signal or derived from the input time-domain signal from the time domain to the frequency domain to obtain a second plurality of frequency-domain samples of the frequency-domain signal, wherein the first plurality of time-domain samples and the second plurality of time-domain samples comprise one or more same time-domain samples of the input time-domain signal, wherein the manipulation unit is configured to manipulate one or more frequency-domain samples of the first plurality of frequency-domain samples to obtain a first plurality of manipulated frequency samples, and wherein the manipulation unit is configured to manipulate one or more frequency-domain samples of the second plurality of frequency-domain samples to obtain a second plurality of manipulated frequency samples, and wherein the reconstruction unit is configured to generate the reconstructed time-domain signal depending on the first plurality of manipulated frequency samples and depending on the second plurality of manipulated frequency samples.