Inventor

CHA JAE SUN

KR47 patents

⚠️ This page may combine multiple inventors who share the name “CHA JAE SUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CHA JAE SUN

KIM EUNKYUNG

Method of transmitting broadcast information in multiple carrier system

Method and apparatus for managing carrier of multicast and broadcast service

Method for communication using carrier switching in mobile communication system supporting multiple carrier

Method and apparatus for managing configuration information of multicast and broadcast service

Method for receiving mobile multicast broadcast service in multi-carrier wireless communication system

Base station, mobile station, paging message transmitting method, and paging message receiving method

Method of transmitting multicast broadcast service

Apparatus and method for transmitting and receiving multicast broadcast service

Apparatus and method for transmitting and receiving multicast broadcast service data

Method of providing location information in wireless communication system

Method for operation of femto base station based on radio access system

Method and apparatus for managing multicast and broadcast service resource

Apparatus and method for transmitting and receiving MBS data

ELECTRONICS & TELECOMMUNICATIONS RES INST

Method and apparatus for transmitting and receiving reference signal using unlicensed band

Method and apparatus for transmitting and receiving system information in mobile communication system

Communication method of terminal and communication method of base station for direct communication link between terminals

Method and apparatus for managing allocation and usage of radio resource, method and apparatus for transmitting data through unlicensed band channel, and method and apparatus for managing access of radio resource

Method and apparatus for managing allocation and usage of radio resource, method and apparatus for transmitting data through unlicensed band channel, and method and apparatus for managing access of radio resouce

Method and apparatus for transmitting signal using unlicensed band in cellular system

Method and apparatus for synchronizing timeslot in wireless local area network system

Frame structure and terminal synchronization method and apparatus in wireless communication system

Method and apparatus for radio communication of time sensitive network

Methods for uniquely identifying communication links between communication devices

Radio channel access method and apparatus

KOREA ELECTRONICS TELECOMM

Method of direct communication by terminal

Method of relay between devices

Method for location determinating

Terminal and communication method thereof

CHA JAE SUN

Method of updating system information in wireless communication system

Method for transmitting uplink data, and base station and terminal supporting the same in mobile communication system

Method for reporting emergency and terminal in mobile communication system

Transmitting apparatus and retransmitting method

JUNG SOOJUNG

Handover method in wireless communication system

Base station, mobile station, paging message transmitting method, and paging message receiving method

Base station, mobile station, paging message transmitting method, and paging message receiving method

Method of performing handover in multi carrier wireless access system

KIM JUHEE

Device, method for managing carrier of base station, terminal and method for managing carrier thereof

Method of transmitting data for reducing interference in hierarchical cell structure

Method for providing and receiving reliable service in wireless communication system

CHA JAE-SUN

Handover method in wireless portable internet system

Method and apparatus for upper level protocol message

Method of performing handover in wireless communication system

KIM WON-IK

Device and method for managing base station and terminal

SAMSUNG ELECTRONICS CO LTD

Method for recovering ARQ data in wireless portable internet system

LIM KWANG JAE

Method for transmitting and receiving multicast and broadcast service

INDUSTRY-ACADEMIC COOP FOUND GYEONGSANG NAT UNIV

Opportunistic downlink interference alignment

CHANG SUNG CHEOL

Method and apparatus for transmitting broadcasting information