Samsung Electronics Co., Ltd.

Hae-Young Jun

Hyuk-Choon Kwon

Soo-Yeon Jung

Wuk Kim

Ho-Dong Kim

Hee-Won Jung

Dong-seek Park

Kang-Ho Byun

Ji-Eun Keum

Ho-dong Kim

Se-Ho Park

Ji-Hye Lee

Seok-Hoon Choi

Seung-Hoon Park

Joo-Young Kim

Sung-bum Park

Dong-Seek Park

Jae-won Yoon

Dai-woong Choi

Sung-Bum Park

Shin-wook Kang

Kyung-Woo Lee

Sung-oh Hwang

Se-Hee Han

Hun Il Lim

Eun-Tae Won

Huai-Rong Shao

Yong-Tae Kim

Ji-Cheol Lee

Sung-Oh Hwang

Jong-Hyo Lee

Kyung-Tak Lee

Jin-Wook Lee

Jae-Kwon Oh

Jung-woo Kim

Youn-gun Jung

Joon-Il Kim

Jai-Dong Kim

Nam-Yun Kim

Byung-Moo Lee

Min-Gyu Lee

Methods and apparatuses are provided for controlling power transmission in a power transmitter. Voltage information including a minimum voltage, a maximum voltage, and a first voltage, is received from each of a plurality of power receivers. Power is transmitted to the plurality of power receivers based on the voltage information. A respective report about a power reception condition is received from each of the plurality of power receivers while transmitting the power. Each respective report includes a measured voltage at a corresponding power receiver of the plurality of power receivers. A power receiver is selected from among the plurality of power receivers based on the received reports. An amount of the power is adjusted by reducing a difference between a first voltage of the selected power receiver and a measured voltage of the selected power receiver.

Method and power transmitter for controlling power transmission

Methods and apparatuses are provided for controlling power transmission in a power transmitter. A first message including a first voltage and a second voltage that is greater than the first voltage, is received from at least one power receiver. Power is transmitted to the at least one power receiver. A second message including a third voltage measured at the at least one power receiver during power transmission from the power transmitter, is received from the at least one power receiver. An amount of the power is adjusted based on whether the third voltage is between the first voltage and the second voltage. The first voltage is a minimum voltage for the at least one power receiver.

A method for transmitting a content by a terminal is provided. The method includes sending a request for multi-point transmission for the content to a display device, receiving information about a first transmission rate between the display device and an access point (AP) from the display device, determining a first content distribution ratio for the display device and a second content distribution ratio for the terminal based on a demanded transmission rate for transmission of the content and the first transmission rate, sending information about at least one of the first content distribution ratio and the second content distribution ratio to the display device, receiving a second content portion corresponding to the second content distribution ratio of the content from a content server, and sending the second content portion to the display device.

Multi-point content transmission method and apparatus

Disclosed is a method for updating or sharing content by a terminal, including generating a request for updating or sharing content, transmitting the request to a server, wherein the server transmits a notification that the content is shared to the at least one terminal if a first element in an information element of the request indicates that the content is the public content, and receiving, from the server, updated content or an indication for displaying the content if the content is updated or is to be displayed on the terminal based on the condition.

Method and apparatus for submitting user content in DCD service

Methods and apparatuses are provided for method is provided for controlling power transmission in a power transmitter. Voltage information required by a plurality of power receivers is received from the plurality of power receivers. The voltage information includes a minimum voltage, a reference voltage that is greater than the minimum voltage, and a demanded voltage. Power is transmitted to the plurality of power receivers. A report about a power reception condition while transmitting the power is received from the plurality of power receivers. The report includes a measured voltage at the plurality of power receivers. One of the plurality of power receivers is selected. An amount of the power is adjusted by minimizing a difference between the demanded voltage and the measured voltage of the selected power receiver.

Disclosed is a system for providing an electronic device with a DM service, including: a DM server for providing the electronic device with the DM service; and a wireless terminal capable of being directly connected to the DM server for establishing a DM session while cooperating with the electronic device, generating an MO used for managing the electronic device with reference to a DDF of the electronic device if the wireless terminal receives the DDF of the electronic device from the electronic device through the DM session, and transmitting the generated MO to the DM server.

System and method for providing device management service to electronic device having no broadband communication module

The present invention provides a method for providing a service to a device having an interest in a specific service in a device-to-device (D2D) condition. The method includes: searching for a device which enters into an area managed by a device which provides the specific service; and identifying an interest of the searched device in the specific service and inviting the searched device to participate in the specific service. In the method, by selectively connecting a session based on a service interest, an efficient management in view of an entire network capacity is possible and an advantage of reducing a time for session connection is achieved.

Apparatus and method for providing a specific service

Methods and apparatus are provided for controlling power transmission. A minimum voltage and a maximum voltage receivable at the at least one power receiver, a reference voltage used to divide a range between the minimum voltage and the maximum voltage, and a demanded voltage required by the at least one power receiver, are received from at least one power receiver. A report about a power reception condition is received from the at least one power receiver. The report includes a measured voltage at the at least one power receiver during power transmission from the power transmitter. It is determined whether the measured voltage is between the minimum voltage and the reference voltage. Power is adjusted and supplied when the measured voltage is not between the minimum voltage and the reference voltage.

A method and apparatus for transferring to a second communication band and returning to an original communication band according to a channel state in a multiband communication system are provided. The method includes communicating with a peer device in a first band, determining a channel state of a second band, and transferring to the second band based on a result of the determination, thereby efficiently using a plurality of bands and thus improving a data transmission speed.

Method and apparatus for band transfer in multiband communication system

A method and apparatus of transmitting video content compressed by a codec to a second device is provided. The method includes: transmitting a codec selection request frame to the second device, the codec selection request frame includes an identifier of at least one codec to be used to compress the video content and requests approval of the use of the at least one codec; receiving a codec selection response frame from the second device, the codec selection response frame includes approval information indicating whether the use of the at least one codec is approved; and transmitting video content compressed by the at least one codec to the second device based on the codec selection response frame.

Method and apparatus for transmitting video content compressed by codec

Disclosed is a method for controlling a wireless power transmitter for transmitting charging power to a wireless power receiver. The control method of the present invention comprises the steps of: adjusting the internal impedance of the wireless power transmitter such that the impedance variation occurring when the wireless power receiver is positioned is set to a second impedance variation different from the first impedance variation; applying detection power for detecting the wireless power receiver; detecting the second impedance variation during the application of the detection power so as to detect the wireless power receiver; and changing the impedance variation occurring when the wireless power receiver is positioned from the second impedance variation to the first impedance variation.

Wireless power transmitter, wireless power receiver, and method for controlling same

A method for acquiring a service category table required for finding a service includes acquiring information on a latest service category table by identifying version information of a service category table from a broadcasting signal received from adjacent devices during a process of searching for a device supporting a service desired among devices, and acquiring a service category table of a latest version by establishing a session connection with a device supporting the service category table of the latest version based on the information. By acquiring the information on the latest service category table, a session connection with only the device providing the desired service is established so that an optimized session connection establishing process can be performed and a total network capacity can be efficiently managed. Also, the latest service category table can be acquired from the session-connected device, and thus a new service can be easily identified.

Method of updating into service category table in device and device for the same

A method for allocating an identifier (ID) of a software component is disclosed. The method includes generating information on software components by a Device Management (DM) server, generating a download package including the information on software components by the DM server, transmitting the download package from the DM server to a DM client, executing the download package by the DM client, and allocating an ID to each software component based on the information on software components if the download package is executed by the DM client.

Method and system for allocating ID of software component

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Seoul, South Korea

Hae-Young Jun