Network


Latest external collaboration on country level. Dive into details by clicking on the dots.

Hotspot


Dive into the research topics where Koo Chang-Hoi is active.

Publication


Featured researches published by Koo Chang-Hoi.


Archive | 2004

Cell reselection system using an initial ranging scheme in a broadband wireless access communication system and method for controlling the same

Koo Chang-Hoi; Son Jung-Je; Kim So-Hyun


Archive | 2003

Ranging-Verfahren für ein Mobilkommunikationssystem auf der Basis eines Vielfachzugriffssystems mit orthogonalem Frequenzmultiplex

Koo Chang-Hoi; Park Dong-Seek; Joo Pan-Yuh


Archive | 2013

Apparatus and method for signal transmission and reception in a bwa communication system

Cho Jae-Weon; Lee Sung-Jin; Son Yeong-Moon; Son Jung-Je; Kang Hyun-Jeong; Koo Chang-Hoi; Lim Hyoung-Kyu; Chang Young-Bin; Joo Pan-Yuh; Lim Chi-Woo


Archive | 2011

SYSTEM AND METHOD FOR EXECUTING NETWORK REENTRY OPERATION IN COMMUNICATION SYSTEM

Lim Hyoung-Kyu; Koo Chang-Hoi; Chang Hong-Sung; Son Jung-Je; Lee Sung-Jin; Kang Hyun-Jeong; Son Yeong-Moon


Archive | 2011

Vorrichtung und Verfahren zur Signalübertragung und Signalempfang unter Verwendung von Abwärtskanalinformationen in einem Schlafmodus in einem BWA-Kommunikationssystem

Cho Jae-Weon; Son Jung-Je; Koo Chang-Hoi; Joo Pan-Yuh; Son Yeong-Moon; Chang Young-Bin; Lim Chi-Woo; Kang Hyun-Jeong; Lee Sung-Jin; Lim Hyoung-Kyu


Archive | 2011

BASE STATION AND MOBILE SUBSCRIBER TERMINAL IN COMMUNICATION SYSTEM

Kim So-Hyun; Koo Chang-Hoi; Son Jung-Je; Son Yeong-Moon


Archive | 2010

método de solicitação de alocação de recursos de enlace ascendente para serviço de interrogação em tempo-real estendido em um sistema de comunicação sem fio.

Kang Hyun-Jeong; Kim Jung-Won; Son Jung-Je; Lim Hyoung-Kyu; Son Yeong-Moon; Lee Sung-Jin; Koo Chang-Hoi; Joo Pan-Yuh; Kim Young-Ho


Archive | 2010

System und Verfahren zur flexiblen Konfiguration der Länge von Nachbarbasisstationsinformationen in einem breitbandigen drahtlosen Zugangskommunikationssystem

Lee Sung-Jin; Koo Chang-Hoi; Son Jung-Je; Lim Hyoung-Kyu; Kang Hyun-Jeong; Son Yeong-Moon


Archive | 2009

System and method for updating a sleep ID of a mobile station in a Broadband Wireless Access communication system

Kang Hyun-Jeong; Koo Chang-Hoi; Son Jung-Je


Archive | 2009

sistema e método para controlar o modo de inatividade em um sistema de comunicação de acesso sem fio de banda larga

Son Yeong-Moon; Koo Chang-Hoi; Chang Hong-Sung; Son Jung-Je; Lee Sung-Jin; Kang Hyun-Jeong; Lim Hyoung-Kyu

Collaboration


Dive into the Koo Chang-Hoi's collaboration.

Researchain Logo
Decentralizing Knowledge