There is provided spectrum shaping of a signal. A frequency-domain representation of the signal to be spectrum-shaped is provided. The signal is associated with a set of constellation points having a minimum distance. A spectrum-shaped signal is determined by altering a proper subset of the constellation points whilst maintaining the minimum distance between all of the constellation points. The spectrum-shaped signal is transformed into a time-domain signal.
申请公布号
WO2014180503(A1)
申请公布日期
2014.11.13
申请号
WO2013EP59625
申请日期
2013.05.08
申请人
TELEFONAKTIEBOLAGET L M ERICSSON (PUBL)
发明人
TROJER, ELMAR;BERG, MIGUEL;ERIKSSON, PER-ERIK;LU, CHENGUANG;MAGESACHER, THOMAS