Invention Grant
- Patent Title: Wireless transceiver circuit with reduced area
- Patent Title (中): 无线收发电路面积减小
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Application No.: US14147421Application Date: 2014-01-03
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Publication No.: US09509375B2Publication Date: 2016-11-29
- Inventor: Chang-Kun Park , Chang-Hyun Lee , Suk-Hyeon Yoon , Hyung-Jun Cho , Jun-Gi Choi , Jin-Ho Yoo
- Applicant: SK HYNIX INC. , Soongsil University Foundation of University-Industry Cooperation
- Applicant Address: KR Icheon KR Seoul
- Assignee: SK HYNIX INC.,SOONGSIL UNIVERSITY FOUNDATION OF UNIVERSITY-INDUSTRY COOPERATION
- Current Assignee: SK HYNIX INC.,SOONGSIL UNIVERSITY FOUNDATION OF UNIVERSITY-INDUSTRY COOPERATION
- Current Assignee Address: KR Icheon KR Seoul
- Priority: KR10-2013-0091292 20130801; KR10-2013-0094350 20130808
- Main IPC: H04H40/18
- IPC: H04H40/18 ; H04B5/00 ; H04Q3/00 ; H04B5/02

Abstract:
A wireless power transmission/reception system includes a wireless power transmission circuit and a wireless power reception circuit. The wireless power transmission circuit includes an oscillator, a DC-AC converter that converts a direct current to an alternating current and is turned on/off in response to a control signal, a power transmission coil that transmits AC power, a signal reception coil, and a signal receiver that transfers the control signal to the DC-AC converter. The wireless power reception circuit includes a power reception coil, a rectifier that converts an alternating current to a direct current and is turned on or off in response to the control signal, an control signal generator that generates the control signal, a signal transmission coil, and a signal transmitter that transmits the control signal through the signal transmission coil.
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