Abstract: The present invention relates to a method and a device for a first device transmitting data to a second device in a Bluetooth mesh network. A method and a device may be provided, according to the present invention, wherein an advertising message is received from a second device forming a mesh network, the advertising message comprising a first type field indicating that the advertising message is an advertising message transmitted from a device of the mesh network, and a connection is made to the mesh network on the basis of the advertising message, and a control message comprising a parameter indicating a certain operation is transmitted to the second device through the mesh network, wherein the control message comprises at least one among the address of a first device, the address of the second device, the number of relays as a value, or a second type field indicating the type of the control message.

Abstract: The present invention relates to a method and an apparatus for transmitting and receiving data by using high definition media interface (HDMI). According to the present invention, provided are a method including: receiving a request message for requesting first latency information indicating latency for outputting the data from a receiver, the request message including second latency information indicating the latency of the receiver; acquiring the first latency information based on at least one of the second latency information and third latency information indicating the latency of the sink device; and transmitting a response message including the first latency information as a response to the request message to the receiver, and an apparatus.

Abstract: The present invention relates to a method and apparatus for transmitting and receiving a message performed by a first relay device in a mesh network of Bluetooth including receiving a first message from at least one device including a first device and a second device, calculating a Hop count with the first device based on the first message, receiving a second message transmitted from a second device to the first device, and the second message includes a first relay value indicating a relay count and a destination address field including an address of a destination device, comparing the first relay value with the Hop count, and dropping or transmitting the second message to one or more neighboring devices according to the result of comparison.

Abstract: Provided are a method and an apparatus for controlling device using Bluetooth technology.

Abstract: The present invention relates to a method by which a user device controls a target device by using Bluetooth low energy technology in a wireless communication system, and an apparatus. According to the present invention, provided are a method and an apparatus for: discovering a first gateway for controlling at least one target device through a voice signal; receiving a first voice signal for controlling the at least one target device from a user; transmitting user information for identifying the user and the first voice signal to the searched for first gateway; and receiving, from the first gateway, a second voice signal or data indicating a control result with respect to the first voice signal.

Abstract: Disclosed is an authentication method and system for a device using a Bluetooth technology. A method for performing authentication by a first device, using Bluetooth low energy (LE), according to an embodiment of the present invention comprises: authenticating a user on the basis of ID information of the user; and authenticating a device by comparing information acquired from a user input with information acquired using an exchanged public key. The authentication scheme for a device is determined according to the input/output capability of the device.

Abstract: This specification relates to a method for performing discovery in a wireless communication system. The method is performed by a first device, and includes turning on a direction-based discovery mode, obtains a first direction information related to a user from a second device, wherein the first direction information is information indicative of the progress direction of the user or the view direction of the user, exchanges a second direction information related to the locations of one or more peripheral devices with a third device, and performs discovery for a peripheral device existing in a specific direction among the peripheral devices based on the first direction information and the second direction information.

Abstract: A data transmission and reception method for a sink device which is connected to a plurality of source devices by means of a high definition multimedia interface (HDMI), according to an embodiment of the present invention, comprises the steps of: receiving an allocation of an internet protocol (IP) address; transmitting device information about a sink device to a control point through a network; and transmitting service information about a supportable service by the sink device to the control point through the network.

Abstract: The present invention relates to a method and device for setting the role of a device in a Bluetooth mesh network. According to the present invention, a method and device are provided which: receive a write request message including settings information for setting the role of a first device from a control device; transmit a response message as a response to the write request; transmit an advertising message including role information set by the settings information to a second device; and transmit a first message including first information on the first device to the second device.

Abstract: A method and device for transmitting and receiving data using HDMI (High-Definition Multimedia Interface) are disclosed. The method, if performed by a source device, includes: receiving a request from a sink device to transmit data processing capability information indicating whether the source device is capable of processing user-input data or not; transmitting the data processing capability information to the sink device; and receiving the user-input data from the sink device.

Abstract: The present invention relates to a method for managing a connection between a first device and a second device in a network. The method may include requesting application information to the second device, the application information including information related to a specific application included in the second device for an interactive service, obtaining the information related to the specific application from the second device in response to the request, and performing the connection between the first device and the second device based on the information related to the specific application.

Abstract: Provided are a method and an apparatus for controlling device using Bluetooth technology.

Abstract: A method for processing data by a source device which transmits an object-based audio (OBA) using a high definition media interface (HDMI), includes when a sink device is connected, requesting the sink device to read an enhanced extended display identification data (E-EDID), receiving an E-EDID including OBA-processing information of the sink device from the sink device, the OBA processing information including at least one of capability information indicating capability of processing the OBA and property information required for processing the OBA, and determining whether the sink device is capable of processing the OBA based on the OBA processing information.

Abstract: The present invention relates to a method and a device for a relay device changing a relay role in a Bluetooth mesh network. A method and a device is provided, according to the present invention, wherein a first message is received from a first device, the first message comprising first capability information indicating the capability of the first device, and the first capability information is compared with second capability information indicating the capability of a relay device, and on the basis of the comparison result, whether the first device will perform a relay role is decided, and a notification message comprising the decision result is transmitted to at least one device connected with the relay device.

Abstract: The present invention relates to a method and a device for a first device setting the address of a second device through a Bluetooth mesh network wherein a setting message for setting the address is transmitted to the second device, and a first status message is received from the second device as a response to the setting message, the first status message comprising status information indicating whether the setting of the address was successful, and the setting message comprises at least one among an address field comprising an address value to be used by the second device in the Bluetooth mesh network or a first identifier indicating a request or no request for a response to the setting message.

Abstract: The present invention relates to a method and a device for a first device transmitting/receiving data through a Bluetooth mesh network wherein a first message for setting the address of the first device is received from a second device, wherein the first message comprises at least one among an address field comprising the address, or a first response field indicating a request or no request for a response to the first message, and if the response field indicates a request for a response, a first response message to the message is transmitted to the second device.

Abstract: Disclosed is a method for connecting, by a first device, with a second device using Bluetooth communication. The method includes transmitting a request message to request user information for identifying a user of the second device to the second device, receiving a response message including the user information from the second device, registering the second device to a first authority policy or a second authority policy based on the user information, and establishing a Bluetooth connection with the second device registered to the first authority policy or the second authority policy.

Abstract: The present invention relates to a method and apparatus for transmitting and receiving a message performed by a first relay device in a mesh network of Bluetooth including receiving a first message from at least one device including a first device and a second device, calculating a Hop count with the first device based on the first message, receiving a second message transmitted from a second device to the first device, and the second message includes a first relay value indicating a relay count and a destination address field including an address of a destination device, comparing the first relay value with the Hop count, and dropping or transmitting the second message to one or more neighboring devices according to the result of comparison.

Abstract: The present invention relates to a method and a device for a first device transmitting data to a second device in a Bluetooth mesh network. A method and a device may be provided, according to the present invention, wherein an advertising message is received from a second device forming a mesh network, the advertising message comprising a first type field indicating that the advertising message is an advertising message transmitted from a device of the mesh network, and a connection is made to the mesh network on the basis of the advertising message, and a control message comprising a parameter indicating a certain operation is transmitted to the second device through the mesh network, wherein the control message comprises at least one among the address of a first device, the address of the second device, the number of relays as a value, or a second type field indicating the type of the control message.

Abstract: The present invention relates to a method and device for setting the role of a device in a Bluetooth mesh network. According to the present invention, a method and device are provided which: receive a write request message including settings information for setting the role of a first device from a control device; transmit a response message as a response to the write request; transmit an advertising message including role information set by the settings information to a second device; and transmit a first message including first information on the first device to the second device.