Patent ID: 11877133
Assignee: NOKIA TECHNOLOGIES OY
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 15:
16. A method comprising:
rendering sound in a head-mounted audio output apparatus into different audio output channels; and
causing an automatic change of a cut-off frequency of at least a first one of one or more audio output channels in dependence upon one or more transducers associated with respective ones of the one or more audio output channels and a dynamic assessment of one or more of: one or more properties of the one or more audio output channels, audio content of the one or more audio output channels, or an environment of a user of the head-mounted audio output apparatus,
wherein the cut-off frequency of the first one of the one or more audio output channels is caused to change to increase a bandwidth of the first one of the one or more audio output channels, in dependence upon impairment of a second one of the one or more audio output channels.