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公开(公告)号：US11575857B2
公开(公告)日：2023-02-07
申请号：US16767161
申请日：2018-12-06
发明人： Youngchan Lee , Brian Sung
IPC分类号： H04N7/18 , H04B17/318 , H02J50/80 , H02J50/90 , H04N5/232 , H04W52/18 , H02J50/12 , H02J50/40 , H02J50/10 , H02J7/00
摘要： The present document discloses a camera device comprising a camera sensor, a wireless communication unit configured to receive a wireless communication signal from an external device, a rotating body configured to be rotated together with the camera sensor and the wireless communication unit, a rotation driving unit configured to rotate the rotating body, a wireless power transmitter configured to transfer wireless powers to the external device, and a control unit configured to rotate the rotating body in a panning direction by the rotation driving unit, estimate direction information of the external device at least partially based on a change of a received signal strength of a wireless communication signal caused by the rotation of the rotating body, determine a transmission direction of a wireless power signal for the external device based on the direction information of the external device, and transmit the wireless power signal in the transmission direction.
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公开(公告)号：US11451750B2
公开(公告)日：2022-09-20
申请号：US17155189
申请日：2021-01-22
发明人： Myung-hwa Son , Jongho Kim , Brian Sung
摘要： A method for generating an event, which is performed by a doorbell camera system disclosed in the present disclosure may include acquiring video of a visitor, outputting the acquired video of the visitor to a user, learning the user's feedback on the visitor, storing information of the visitor and a learning result of the user's feedback on the visitor, and generating an event based on the information of the visitor and the learning result of the user's feedback.
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