Lg Electronics Inc.

Other

Younghwan Kwon

Minsoo Lee

Jingu Choi

Hyeonjae Lee

Jangwoong Park

Jaeho Lee

Seungryul Yang

Jinkwon Lim

Jinpil Kim

Kyoungsoo Moon

Seungjoo An

Taeyoung Song

Janghun Bae

Jaekoo Lee

Sejin Oh

Kyungho Kim

Jonghun Song

Hyunsik Yang

Donghyun Kang

Dokyun Kim

Jonghyun Baik

Hangyu Cho

Byungjoo Lee

Hyunhee Park

Jinwon Lee

Soojin Hwang

Taewan Kim

Youngjin Doh

Youngjun Jo

SungHyun Cho

Jungwook Park

Jongsung Choi

Younghun Nam

Joonkie Kim

Suk Wha Kim

Dongtaek Lee

Seonah Lee

Jaekeun Lee

Disclosed is a method for transmitting and receiving data by a first node in a Bluetooth mesh network. The method comprises the steps of: acquiring, from a control device for controlling the Bluetooth mesh network, a command message instructing to start a procedure for acquiring specific information of all nodes included in the Bluetooth mesh network; broadcasting a request packet for discovering a node near a first node; receiving a response packet to the request packet, from each of a plurality of nodes which have received the request packet; registering the plurality of nodes as low near nodes for the first node; and receiving a specific packet including the specific information from each of the plurality of nodes belonging to the low near nodes.

Method and apparatus for transmitting and receiving data in mesh network using Bluetooth

The present invention relates to a Bluetooth communication method. The Bluetooth communication method may comprise the steps of: performing a supported pairing feature procedure by a client; transmitting, to a first server, a first write request message requesting a writing of a control point attribute for indicating a periodic advertising operation, by the client; receiving, from the first server, a first write response message, in response to the first write request message, by the client; and receiving, from the first server, a first indication message for indicating whether to perform the periodic advertising operation, by the client. In this case, information associated with the periodic advertising operation may include at least one of periodic advertising mode information indicating that a periodic advertising mode is supported and periodic advertising synchronization procedure information indicating that a periodic advertising synchronization establishment procedure is supported.

Bluetooth communication method and apparatus

The present invention relates to a method and an apparatus for transmitting or receiving, by a first manager apparatus, data for provision of a particular service in a mesh network of a wireless communication system. The present invention provides a method and an apparatus for: receiving, from a target apparatus, state information related to update of firmware for providing a particular service; transmitting a request message which requests update of firmware of the target apparatus on the basis of the state information; thereafter, selecting a particular channel from multiple channels for transmission of firmware data, wherein the multiple channels are channels configured to transmit or receive data having a predetermined size or larger; transmitting the firmware data through the particular channel; and receiving, from the target apparatus, a completion message which indicates completion of the update of the firmware, wherein the state information includes a version identifier which indicates the current version of the firmware.

Method and apparatus for transmitting or receiving data by using bluetooth low energy technology

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.

Authentication method and system for device using Bluetooth technology

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.

Method and device for allocating address of device in Bluetooth mesh network

Disclosed is a method for performing communication using Bluetooth in a wireless communication system. The method includes sending an advertising message providing notification of the provision of an object transfer service to a first client device, receiving a scan request message for requesting additional information from the first client device, sending a scan response message to the first client device in response to the scan request, receiving a connection request message for Bluetooth connection from the first client device, selecting a specific object as a current object, and receiving control information indicating whether the execution of a specific operation in the selected current object is permitted from the first client device.

Method and apparatus for performing object transfer service by using bluetooth communication in wireless communication system

The present invention relates to a method and an apparatus for a client to transmit and receive data to and from a server by Bluetooth. According to the present invention, a method and an apparatus are provided for forming a Bluetooth low energy (LE) connection with a server; and transmitting, to the server, a first read request message requesting to read a first characteristic including first coupling state information, wherein the first coupling state information is a part of a specific coupling state information indicating a state of coupling between the server and at least one of the devices; receiving, from the server, a first read response message including the first coupling state information; and receiving, from the server, an indication message including changed coupling state information included in a second characteristic if the coupling state has changed, wherein the changed coupling state information indicates the changed coupling state between the server and the at least one device.

Method and apparatus for transmitting and receiving data using Bluetooth technology

Disclosed herein are a method and apparatus for discovering an adjacent device in a wireless communication system using Bluetooth low energy (LE). In particular, the method performed by a first device includes recognizing an advertising channel in which interference exists among three advertising channels constituting a first advertising channel set, transmitting a control message instructing application of a protected mode to a second device, when the advertising channel in which interference exists is recognized, the protected mode indicating a mode for transmitting and receiving a message using a second advertising channel set updated from the first advertising channel set in a non-connection state, and receiving an advertisement message from the second device through the second advertising channel set.

Method and apparatus for searching for device by using bluetooth low energy (LE) technology

The present invention relates to a method and device for transmitting and receiving, by a first device, data using Bluetooth. The present invention provides a method and device wherein the first device: generates a group for group communication with a plurality of devices; exchanges, with the plurality of devices, first configuration information of the group for the group communication; establishes Bluetooth connection to the plurality of devices on the basis of the first configuration information, the Bluetooth connection being established using a broadcasting channel or a time division technique for establishing simultaneous connection to the plurality of devices; and transmits and receives voice data to and from the plurality of devices by using a specific channel.

Method and device for transmitting and receiving data using Bluetooth technology

The present invention relates to a method and an apparatus for controlling, by a client, a server via Bluetooth. The present invention provides a method and an apparatus that form a Bluetooth low energy (LE) connection with a server: transmit, to the server, a first write request message requesting writing of a control point characteristic for an instruction of a specific operation; receive a first write response message in response to the write request message; and receive, from the server, a first instruction message for instructing whether to perform the specific operation, wherein the first write request message includes a first operation code indicating the specific operation and a first effective time indicating a time of performing the specific operation.

Method and apparatus for controlling apparatus by using bluetooth technology

The present invention relates to a method and an apparatus for controlling connection between a first device and a second device by a control device using Bluetooth LE (Low Energy). According to the present invention, there are provided a method and an apparatus for obtaining pairing information from the first device and the second device to generate information for establishing connection between the first device and the second device and transmitting the generated information to the first device and the second device to control the first device and the second device to establish connection of a predetermined security level or higher.

Method and apparatus for controlling a device using bluetooth technology

A method and apparatus to search for a service in a wireless communication system. According to an embodiment, after a first device is connected with a second device, the first device can recognize a service provided by the second device or a characteristic value associated with the service through a message received from the second device. In addition, when the service or characteristic value is changed, the first device can receive a message informing of this from the second device.

Method and device for controlling device by using Bluetooth technology

Disclosed is a method and device for controlling a connection between a first device and a second device by using Bluetooth LE (Low Energy) technology. The method comprises: receiving from the first device an advertising message including information related to a service for controlling the first device; connecting with the first device based on the advertising message; requesting the connected first device for information on one or more devices included in a Whitelist, which is indicating a list of device the first device can connect to; receiving the information on one or more devices from the first device; and instructing the first device to connect with the second device when the information on one or more devices includes the second device's information.

Method and device for controlling device by using Bluetooth Low Energy (LE) technique

Disclosed are a method and an apparatus for selecting and connecting a gateway by a user device by using Bluetooth low energy technology, and a voice recognition system including a first device, a first gateway, and a voice recognition server. The first device broadcasts a voice signal to a neighboring gateway, the voice signal is forwarded to the voice recognition server by neighboring gateways, and the voice recognition server transmits a connection request message to an optimal gateway by processing the voice signal. After authentication of the voice recognition server is performed, the optimal gateway receiving the connection request message and a user device are connected to each other.

Method and apparatus for connecting device by using Bluetooth technology

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.

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Seoul, South Korea

Younghwan Kwon