An apparatus for serving a plurality of user equipments (302, 304) in a wireless communication system, wherein, for transmitting data of a plurality of user equipments (302, 304), which include at least a first user equipment and a second user equipment, on resources shared by the plurality of user equipments (302, 304), the apparatus is configured to transmit a first data signal of the first user equipment and second data signal of the second user equipment using a non-orthogonal multiple access, NOMA, scheme, wherein the apparatus is configured to modulate the first data signal and the second data signal using different waveforms (214 N, 214 F) prior to superposition of the first and second data signals (308a, 308b), process the modulated first data signal and the modulated second data signal according to a pathloss or signal attenuation on a channel (310a, 310b) between the first and second user equipments (302, 304) and the apparatus or according to the geographical locations of the first user equipment and the second user equipment relative to the apparatus, and superimpose the first data signal and the second data signal, characterized in that the apparatus is configured to select the waveforms (214 N, 214 F) for modulating the first data signal and the second data signal dependent on channel properties of respective channels (310a, 310b) between the first and second user equipments (302, 304) and the apparatus, and signal to the first user equipment a first waveform (214 N) used for the modulation of the first data signal and a second waveform (214 F) used for the modulation of the second data signal, and to the second user equipment only the second waveform (214 F) used for the modulation of the second data signal, wherein the first user equipment is closer to the apparatus than the second user equipment or has a pathloss or signal attenuation on the channel (310a, 310b) between the first user equipment and the apparatus less than a pathloss or signal attenuation on the channel (310a, 310b) between the second user equipment and the apparatus. wherein, for transmitting data of a plurality of user equipments (302, 304), which include at least a first user equipment and a second user equipment, on resources shared by the plurality of user equipments (302, 304), the apparatus is configured to transmit a first data signal of the first user equipment and second data signal of the second user equipment using a non-orthogonal multiple access, NOMA, scheme, wherein the apparatus is configured to modulate the first data signal and the second data signal using different waveforms (214 N, 214 F) prior to superposition of the first and second data signals (308a, 308b), process the modulated first data signal and the modulated second data signal according to a pathloss or signal attenuation on a channel (310a, 310b) between the first and second user equipments (302, 304) and the apparatus or according to the geographical locations of the first user equipment and the second user equipment relative to the apparatus, and superimpose the first data signal and the second data signal, modulate the first data signal and the second data signal using different waveforms (214 N, 214 F) prior to superposition of the first and second data signals (308a, 308b), process the modulated first data signal and the modulated second data signal according to a pathloss or signal attenuation on a channel (310a, 310b) between the first and second user equipments (302, 304) and the apparatus or according to the geographical locations of the first user equipment and the second user equipment relative to the apparatus, and superimpose the first data signal and the second data signal, characterized in that the apparatus is configured to select the waveforms (214 N, 214 F) for modulating the first data signal and the second data signal dependent on channel properties of respective channels (310a, 310b) between the first and second user equipments (302, 304) and the apparatus, and signal to the first user equipment a first waveform (214 N) used for the modulation of the first data signal and a second waveform (214 F) used for the modulation of the second data signal, and to the second user equipment only the second waveform (214 F) used for the modulation of the second data signal, select the waveforms (214 N, 214 F) for modulating the first data signal and the second data signal dependent on channel properties of respective channels (310a, 310b) between the first and second user equipments (302, 304) and the apparatus, and signal to the first user equipment a first waveform (214 N) used for the modulation of the first data signal and a second waveform (214 F) used for the modulation of the second data signal, and to the second user equipment only the second waveform (214 F) used for the modulation of the second data signal, wherein the first user equipment is closer to the apparatus than the second user equipment or has a pathloss or signal attenuation on the channel (310a, 310b) between the first user equipment and the apparatus less than a pathloss or signal attenuation on the channel (310a, 310b) between the second user equipment and the apparatus.