Telefonaktiebolaget LM Ericsson (publ)
Multiple numerologies in a wireless communication system

Abstract:

Some embodiments include a method in a wireless transmitter for transmitting a first wireless signal according to a first numerology in a network capable of supporting two numerologies. The method comprises obtaining one or more requirements associated with each numerology; adapting at least one of a first filter property of the wireless transmitter, a first beamforming property of the wireless transmitter, and a guard band size between the first and second numerology based on the obtained one or more requirements; and transmitting the first wireless signal according to the first numerology. Particular embodiments may adapt one of a second filter property and/or a second beamforming property of the wireless transmitter, and transmit/receive a second wireless signal according to the second numerology. Further embodiments include a method in a wireless receiver corresponding to the embodiments in the wireless transmitter.