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1.发明申请公开(公告)号：US20190206591A1
公开(公告)日：2019-07-04
申请号：US16239680
申请日：2019-01-04
发明人： Sunwoo KIM , Hyunjung KOH , Jinsub KIM , Dongjin PARK , Woosub BANG , Changhun BAE , Sungki SON , Seungbok LEE , Jin LEE , Junghwa CHOI
摘要： An optical signal transferring apparatus, an electronic apparatus, and a source device, and methods of operating the same include a signal transfer unit including one or more signal lines transferring a signal between a first apparatus and a second apparatus and one or more power lines transferring power between the first apparatus and the second apparatus; and a first connector connected to the first apparatus, and a second connector connected to the second apparatus, wherein the signal transfer unit is configured to transfer an optical signal to the second apparatus in response to a power-on input of the first apparatus and transfer, to the first apparatus, power and data which are received from the second apparatus in response to detection of the transferred optical signal, respectively, via the one or more power lines and the one or more signal lines.
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公开(公告)号：US20240196131A1
公开(公告)日：2024-06-13
申请号：US18581972
申请日：2024-02-20
发明人： Minsang KIM , Changhun BAE , Seokhyun YOON , Taehwa LEE
CPC分类号： H04R3/00 , G06F3/162 , H04R2420/07 , H04R2430/01
摘要： An electronic apparatus including a communication interface; and a processor configured to obtain a first signal in an enhanced audio return channel (eARC) format based on a predetermined parameter, control the communication interface to transmit the obtained first signal to an external speaker, change the parameter based on receiving, through the communication interface, a first error signal corresponding to the first signal transmitted from the external speaker, obtain a second signal in the eARC format based on the changed parameter, and control the communication interface to transmit the obtained second signal to the external speaker.
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