Inventor

KOO HAN SEUNG

KR19 patents

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

KOO HAN SEUNG

KOREA ELECTRONICS TELECOMM

Method of configuring hierarchical network of user group and resource group and key distribution center

Multi-channel tuning receiver and multi-channel tuning method thereof

Method and apparatus for compensating for variable symbol timing using cyclic prefix in non-synchronized OFDM system

Method and apparatus for inserting broadcast program by detecting available channel over hybrid fiber coax network or optical cable network

Method for securing DOCSIS cable modem against physical security attacks

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

Channel bonding receiving apparatus and method for expanding channel bonding receiving band

KOO HAN SEUNG

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

Remote entitlement processing module integration processing device and method

Apparatus and method for fast load balancing bandwidth allocation based on binary search

KWON EUN JUNG

Method and apparatus for mutual authentication in downloadable conditional access system

Mutual authentication apparatus and method in downloadable conditional access system

ELECTRONICS & TELECOMMUNICATIONS RES INST

Key rotation scheme for DRM system in dash-based media service

Control word protection method for conditional access system

KOO HAN-SEUNG

Method and apparatus for remotely installing and updating different security clients for broadcasting or communication channels

Downloadable conditional access system, secure micro, and transport processor, and security authentication method using the same

JEONG YOUNG HO

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

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