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Title:
WIRELESS POWER TRANSMISSION OF ELECTRONIC DEVICE HAVING ROTATING BODY
Document Type and Number:
WIPO Patent Application WO/2019/111206
Kind Code:
A1
Abstract:
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.

Inventors:
LEE YOUNGCHAN (KR)
SUNG BRIAN (KR)
Application Number:
PCT/IB2018/059723
Publication Date:
June 13, 2019
Filing Date:
December 06, 2018
Export Citation:
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Assignee:
HANWHA TECHWIN CO LTD (KR)
International Classes:
H04N7/18; H02J50/90; H04N5/232
Domestic Patent References:
WO2017015519A12017-01-26
Foreign References:
US20140091755A12014-04-03
KR20120009929A2012-02-02
US20120235499A12012-09-20
US20170110904A12017-04-20
US20080014897A12008-01-17
US20170271927A12017-09-21
JP2015223423A2015-12-14
US20160359376A12016-12-08
Attorney, Agent or Firm:
CHOI, Jaejin et al. (KR)
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