Electronics and Telecommunications Research Institute

Industry-academic Cooperation Foundation, Chosun University

Seokjoo Shin

Sung Cheol Chang

Chul Sik Yoon

Hyun Jun Lee

Kwang Jae Lim

Eunkyung Kim

Sung Kyung Kim

Won-Ik Kim

Mi Young Yun

Seokki Kim

Jae Sun Cha

A communication method of a terminal that can operate in a relay mode or a base station mode is provided. When the terminal, having received a service from a first base station, detects that a service connection to the first base station is unavailable, the terminal searches for a second base station, which is an available neighboring base station. The terminal transmits a ranging request message including a base station identifier of the first base station to the second base station.

Terminal and communication method thereof

A relay, a terminal, and a communication method of the same are provided. The terminal acting as a relay receives a message including scan duration information from a superordinate HR-BS, and the terminal transmits a message including the scan duration information to a subordinate HR-MS. The terminal receives an A-preamble from the superordinate HR-BS according to the scan duration information.

Communication method of relay, terminal, and communication method of the terminal

Growing community of inventors

Gwangju, South Korea

Seokjoo Shin