Inventor

HYUN IN CHUL

US42 patents

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

HYUN IN CHUL

AMAZON TECH INC

Highly isolated sector antenna for concurrent radio operation

Impedance-controlled dual-feed antenna

Four-by-four downlink (4×4 DL) multiple-input-multiple output (MIMO) with existing antenna structures

Combined antenna element with multiple matched feeds for multiple component carrier aggregation

Multi-feed antenna with independent tuning capability

Intelligently-switched, concurrently-operated omnidirectional and directional antennas

Radio frequency (RF) front-end circuitry for wireless local area network (WLAN), wide area network (WAN) and global positioning system (GPS) communications

Pattern diversity assisted antenna systems

Cable loss compensation system for time domain duplexed (TDD) radios using embedded radio frequency (RF) control

Wireless mesh network for broadband connectivity

Radio frequency (RF) front-end circuitry for wireless local area network (WLAN), wide area network (WAN) and global positioning system (GPS) communications

Bi-directional radio frequency front-end (RFFE)

Mesh network configuration to create spatial separation between simultaneously operated radios

Steerable phased array antenna

Co-located, multi-element antenna structure

Wideband dual-arm antenna with parasitic element

Configurable antenna

Duty cycling to reduce average transmit power

Coordinated dynamic analog beamformer

Using sensors to trigger transmit power management

Antenna switching circuitry of a mesh network device

Pattern diversity assisted single-input-single-output and two-by-two multiple-input-multiple output (MIMO) antenna systems

Active interference cancellation

Dual radio architecture for an electronic device operable in a wireless local area network

Reducing noise effects in an electronic computing device

Network hardware devices organized in a wireless mesh network for content distribution to client device having no internet connectivity

Antenna structures of a multi-radio, multi-channel (MRMC) mesh network device

Network hardware devices organized in a wireless mesh network for content distribution to client devices having no internet connectivity

Antenna structures and isolation chambers of a multi-radio, multi-channel (MRMC) mesh network device

Surface-link antenna architecture

Automatic gain control loop (AGC) for wireless local area network (WLAN) communications

Enhanced near-field communications for wireless devices

Media device with on-board patch antennas

Harmonic suppressed dual feed antenna

Low profile omnidirectional antenna

Antenna structures and reflective chambers of a multi-radio, multi-channel (MRMC) mesh network device

Collocated radios with improved antenna isolation

Media device with on-board patch antenna with dual antenna feeds

GOPALAKRISHNAN VARADARAJAN

Power management for wireless transmissions

LEE TZUNG-I

Antenna structure with multiple matching circuits

ZEHR GREGG

Using sensors to trigger transmit power management

NARASIMHAN SUBRAM

Reducing wireless interference with transmit power level management