Inventor

KWON O HYUNG

KR58 patents

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

KWON O HYUNG

KOREA ELECTRONICS TELECOMM

Apparatus and method for protecting ATM header from the burst error

Apparatus and method for stable DEF using selective FBF

Programmable error correcting device

Multiplexing and demultiplexing apparatus for delivering MPEG-2 TS packet error signal through cablecard interface and multiplexing and demultiplexing method using the same

Reed-Solomon decoding apparatus and method having high error correction capability

Apparatus for transmitting/receiving communication and broadcasting data using multiplexing at transmission convergence layer

Method and apparatus of multicast service flow processing for headend cable modem

Method for composing lookup table and searching index thereof

Method for classifying downstream packet in cable modem termination system at head-end supporting channel bonding mode, and cable modem termination system

Method of allocating upstream bandwidth

Apparatus for receiving cable TV broadcasting program, and multiplexer and de-multiplexer thereof

Method and apparatus for IP data transmission using legacy transmission system and broadband downstream transmission system in HFC network

Method for processing updated application data in headend or terminal of digital data broadcasting system

Restricted reception device for digital cable broadcasting system, and reception system and method using the same

Apparatus and method for determining downstream topology in hybrid-fiber coaxial network

Automatic gain control apparatus of cable modem, and lock-time acquisition method using the same

Timing lock detection apparatus and method for digital broadcasting receiver

Apparatus and method for multimedia data transmission and reception in cable network using broadband and physical layer frame structure

Packet transmitting method and device

Method and apparatus for allocating upstream channel resource in hybrid fiber coaxial network

Method and apparatus for reassembling DOCSIS MAC frame in cable modem including plural receiving channels

Apparatus and method for scrambling high-rate data

Service providing method based on service subscriber level on cable network

Method for securing DOCSIS cable modem against physical security attacks

PSIP converter and converting method and digital cable television broadcasting system using the PSIP converter

Method for subscribing service and distributing encryption key based on public-key encryption algorithm in digital CATV system

JEONG YOUNG HO

Method of preventing unauthenticated viewing using unique information of secure micro

Re-authentication apparatus and method in downloadable conditional access system

Method and apparatus for detecting downloadable conditional access system host with duplicated secure micro

Method of controlling download load of secure micro client in downloadable conditional access system

Headend system for downloadable conditional access service and method of operating the same

Method and apparatus of managing entitlement management message for supporting mobility of DCAS host

KWON EUN JUNG

Method and apparatus for mutual authentication in downloadable conditional access system

Mutual authentication apparatus and method in downloadable conditional access system

KOREA INST IND TECH

Apparatus and method of producing inorganic powder

Apparatus and method of producing inorganic powder

KIM SOON CHOUL

Downloadable conditional access system, channel setting method and message structure for 2-way communication between terminal and authentication server in the downloadable conditional access system

Downloadable conditional access system and method of session control for secured 2-way communication between authentication server and host device in downloadable conditional access system

LEE HO-SOOK

Method and apparatus of multicast service flow processing for headend cable modem

Method and apparatus of downstream service flows classification for headend cable modem

HONG SEUNG EUN

Method for reporting downstream packet resequencing status in cable modem

ELECTRONICS & TELECOMMUNICATIONS RES INST

Image processing apparatus and method using smart glass

CHO YONG SEONG

Digital cable system and method for protection of secure micro program

KIM HEEJEONG

Method and apparatus for management and transmission of classified conditional access application to provide downloadable conditional access system service

JUNG JOON YOUNG

Method and apparatus of scheduling bandwidth in cable network

KOO HAN SEUNG

Cable network system and method for controlling security in cable network encrypted dynamic multicast session

WON SEOK HO

Method for payload formatting and deformatting for burst loss recovery

ELECTRONIC AND TELECOMM RES IN

ONU and method for converting/combining frequency, and apparatus and method for converting/combining frequency in CATV headend system

YOU WOONG-SHIK

Apparatus and method for transforming cable channel

HONG SEUNG-EUN

Apparatus and method for upstream transmission of variable bit rate VoIP traffic in hybrid fiber coaxial network, and apparatus and method for resource allocation