Samsung Electronics Co., Ltd.

Lg Electronics Inc.

Korea University Research and Business Foundation

Hwantae Kim

Hwangnam Kim

Bongmun Jang

Chi-Hong Cho

Suk Kyu Lee

Kangho Kim

Mungyu Bae

Sanghyuk Yun

A method and an electronic device for controlling a topology are provided. The method includes forming a star topology by directly connecting the electronic device to at least one node, and transmitting and receiving signals with neighboring nodes including the at least one node and determining whether to form the star topology or an extended star topology with the neighboring nodes based on a result of the transmitting and receiving, wherein the star topology is a topology in which the electronic device is directly connected to the neighboring nodes, and wherein the extended star topology is a topology in which the electronic device is directly connected to the neighboring nodes via an already connected node.

Method and apparatus for controlling topology

A smart home accessing a main server providing a service, by using a local network is provided. The smart home includes: at least one first electronic device accessing an access point connected to the main server and having preset AP information and preset authentication information; and at least one second electronic device connected to the access point and the at least one first electronic device to perform wireless communication and having AP information matching the preset AP information, wherein the at least one first electronic device transmits the access point information and the preset authentication information to the at least one second electronic device, when the at least one second electronic device having the AP information matching the preset AP information is found.

Smart home appliance and control method thereof

Growing community of inventors

Seoul, South Korea

Hwantae Kim