Inventor

CHUNG JAE HAK

KR42 patents

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

CHUNG JAE HAK

SAMSUNG ELECTRONICS CO LTD

Method for transmitting and receiving preamble sequences in an orthogonal frequency division multiplexing communication system using a multiple input multiple output scheme

Method for grouping transmission antennas in mobile communication system including multiple transmission/reception antennas

Apparatus and method for transmitting and receiving signals using multi-antennas

Transmitting and receiving apparatus for supporting transmit antenna diversity using space-time block code

Transmission/reception apparatus for a wireless communication system with three transmission antennas

Transmitter and receiver provided in wireless communication system using four transmitting antennas

Constellation-rotating orthogonal space-time block coding technique

Method for assigning channels based on spatial division multiplexing in an orthogonal frequency division multiplexing system with multiple antennas

Method of managing resources in a cognitive radio communication system

Transmission apparatus and method for MIMO system

Differential space-time block coding apparatus using eight or less transmit antennas

Pilot designing method in an uplink OFDMA system

Differential space-time block coding apparatus with high transmission rate and method thereof

Apparatus and method for transmitting/receiving a pilot sequence in a mobile communication system using space-time trellis code

Method and apparatus for scheduling multiple users in a mobile communication system using multiple transmit/receive antennas

Communication method and apparatus for distributed network system where cognitive radio technology is applied

Method for dynamic frequency selection and system supporting the same in a cognitive radio wireless communication system

Method for allocating subchannels in an OFDMA mobile communication system

Method and apparatus for managing a cooperative diversity system

Communication initialization method at medium access control layer in a cognitive radio wireless communication system

Apparatus and method for transmitting/receiving a pilot sequence in a mobile communication system using space-time trellis code

Apparatus and method for transmitting and receiving data in a mobile communication system using space-time trellis code

Method for deciding signal detection order in mobile communication system

Signalling method of detecting hidden incumbent system in cognitive radio environment and channel fractioning method used to enable the method

Method for transmitting broadcast channel in a cellular wireless communication system

Transmitting and receiving apparatus for supporting transmit antenna diversity using space-time block code

Apparatus and method of space time frequency block code

Apparatus and method for full-diversity, full-rate space-time block coding for two transmit antennas

Data transmission/reception apparatus and method for achieving both multiplexing gain and diversity gain in a mobile communication system using space-time trellis code

Apparatus and method for transmitting/receiving differential STBC using channel power

Receiving apparatus in a radio communication system using at least three transmitter antennas

Apparatus and method for transmitting and receiving signals using multiple antennas in mobile communication systems

Apparatus and method for scheduling resources in a multiantenna system

Method and apparatus for controlling transmission power of cognitive radio environment

Explicit outband signaling method in a wireless network supporting cognitive radio technology

Method of partitioning resources in a cognitive radio wireless communication system and system supporting the same

Data transmission/reception apparatus and method for achieving both multiplexing gain and diversity gain in a mobile communication system using space-time trellis code

Method and apparatus for estimating a signal sequence in a MIMO-OFDM mobile communication system

Method and apparatus for communicating by use of relaying system in a cognitive radio technique

Method and apparatus for transmitting/receiving data in a multiple-input multiple-output communication system

JUNG YOUNG-HO

Adaptive subchannel and bit allocation method using partial channel information feedback in an orthogonal frequency division multiple access communication system

KIM EUNG SUN

Method for assigning channels based on spatial division multiplexing in an orthogonal frequency division multiplexing system with multiple antennas