Abstract:
A method and apparatus for controlling a wireless power transmitter configured to transmit power to a wireless power receiver is provided. The method includes receiving a first signal from the wireless power receiver, wherein the first signal comprises load detection indication bits, detecting a change in load of the wireless power transmitter caused by placement of the wireless power receiver in a charging area of the wireless power transmitter, based on the load detection indication bits, and determining whether to transmit a second signal to the wireless power receiver based on detecting the change in load of the wireless power transmitter.
Abstract:
An apparatus and a method for providing a call taxi service based on D2D communication are provided. When a user terminal executes a call taxi service, a call taxi service request is transferred to a terminal from at least one taxi located in a neighboring area of the user terminal, and then the user terminal directly selects one taxi or one taxi is selected through a competition between taxis. As a result, a process of providing the call to the selected taxi. Accordingly, the user has an advantage of using a quick call taxi service without going through a separate call center.
Abstract:
A method capable of searching for a surrounding device based on a desired service is provided. The method includes transmitting a service search request including information regarding a target service to nearby devices; receiving a service search response from the nearby device supporting the target service; analyzing service information of the nearby device supporting the target service, which is included in the service search response; selecting the nearby device supporting the target service based on a result of the analyzed service information; and performing the target service by establishing a session with the selected device.