CPC H04L 1/1832 (2013.01) [H04L 1/1819 (2013.01); H04W 56/001 (2013.01); H04W 72/0446 (2013.01); H04W 76/15 (2018.02)] | 13 Claims |
1. An electronic device comprising:
a first communication circuit configured to support wireless communication;
a second communication circuit configured to support Bluetooth communication;
at least one processor operatively connected to the first communication circuit and the second communication circuit; and
a memory operatively connected to the at least one processor,
wherein the memory stores one or more instructions to be executed by the at least one processor, wherein the at least one processor is collectively and/or individually configured to control the electronic device to:
establish a Bluetooth link with an external audio device comprising a first external audio device and a second external audio device based on a synchronous connection protocol using the second communication circuit,
perform a call with an external phone device over a cellular network using the first communication circuit,
receive, using the first communication circuit, first voice data from the external phone device over the cellular network,
transmit, using the second communication circuit, first audio data on a first time slot among a plurality of time slots of a first transmission/reception period of the Bluetooth link to the first external audio device via the Bluetooth link, the first audio data including the first voice data,
receive, via the Bluetooth link from the first external audio device, second audio data on a second time slot among the plurality of time slots, the second audio data being obtained by the first external audio device,
receive, via the Bluetooth link from the second external audio device, additional data associated with the second audio data within a retransmission time slot among the plurality of time slots, the additional data obtained by the second external audio when the second audio data was obtained and including information for enhancing the second audio data,
generate enhanced second audio data by enhancing sound quality of the second audio data using the additional data associated with the second audio data, and
transmit second voice data to the external phone device over the cellular network using the first communication circuit, the second voice data including the enhanced second audio data.
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