Wireless power transmitters and receivers, and method for permitting a wireless power receiver by a wireless power transmitter
AssigneeSamsung Electronics Co., Ltd.
InventorsHyuk-Choon KWON, Ho-Dong KIM, Kyung-Woo LEE, Kang-Ho BYUN, Hee-Won JUNG
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Abstract
An apparatus and method are provided for permitting a wireless power receiver to be charged by a wireless power transmitter. The method includes generating a Power Receiving Unit (PRU) control signal including permission information indicating charging permission for the wireless power receiver; and transmitting the PRU control signal to the wireless power receiver.
Claims12
A wireless power receiver for receiving charging power from a wireless power transmitter, the wireless power receiver comprising:
- a display;
- a power receiving circuit configured to wirelessly receive power from the wireless power transmitter;
- a communication unit;
- and
- a controller configured to:
- receive, via the communication unit, a first control signal, including permission information indicating that charging the wireless power receiver is denied due to a limited class of the wireless power transmitter,
- in response to receiving the first control signal, identify the permission information included in the first control signal, and
- based on the identified permission information, control the display to display a message indicating that the wireless power transmitter cannot charge the wireless power receiver.
A method of a wireless power receiver for receiving charging power from a wireless power transmitter, the method comprising:
- wirelessly receiving power from the wireless power transmitter;
- receiving, from the wireless power transmitter, a first control signal including permission information indicating that charging the wireless power receiver is denied due to a limited class of the wireless power transmitter;
- in response to receiving the first control signal, identifying the permission information included in the first control signal;
- and
- based on the identified permission information, displaying a message indicating that the wireless power transmitter cannot charge the wireless power receiver.
Dependencies are inferred from the claim text.