Apparatus comprising: an input amplitude and phase calculator configured to determine at least one amplitude value and phase value dependent on a first audio signal; a synthesis amplitude calculator configured to synthesize a further amplitude value associated with each amplitude value dependent on a determined harmonic shaping function; a synthesis phase calculator configured to synthesize a further phase value associated with each phase value; and a signal synthesizer configured to generate a bandwidth extension signal dependent the further amplitude value and the further phase values.
申请公布号
WO2012131438(A1)
申请公布日期
2012.10.04
申请号
WO2011IB51391
申请日期
2011.03.31
申请人
NOKIA CORPORATION;LAAKSONEN, LAURA;PULAKKA, HANNU, JUHANI;REMES, ULPU;ALKU, PAAVO, ILMARI;PALOMAKI, KALLE
发明人
LAAKSONEN, LAURA;PULAKKA, HANNU, JUHANI;REMES, ULPU;ALKU, PAAVO, ILMARI;PALOMAKI, KALLE