Search Results - "Jo, Hee Cheol"

An Efficiency Optimization-Based Asymmetric Tuning Method of Double-Sided LCC Compensated WPT System for Electric Vehicles by Chen, Yafei, Zhang, Hailong, Shin, Chang-Su, Jo, Cheol-Hee, Park, Sung-Jun, Kim, Dong-Hee

“…Compensation topologies play an essential role in wireless power transfer systems for electric vehicles. Specifically, the double-sided LCC compensated (DS-…”
Get full text

DC-Link and Switched Capacitor Control for Varying Coupling Conditions in Inductive Power Transfer System for Unmanned Aerial Vehicles by Zhang, Hailong, Chen, Yafei, Jo, Cheol-Hee, Park, Sung-Jun, Kim, Dong-Hee

“…The use of wireless power transfer technology in unmanned aerial vehicle (UAV) systems is rapidly improving in different application areas. The main…”
Get full text

Reconfigurable LLC Resonant Converter for Bidirectional Electric-Vehicle Chargers by Jo, Cheol-Hee, Kim, Dong-Hee

“…This letter proposes a reconfigurable LLC resonant converter for bidirectional electric-vehicle chargers. The proposed converter can achieve the monotonic…”
Get full text

Design Methodology for Bidirectional Resonant Converter With Dual Resonant Frequencies for Wide Voltage Range by Jo, Cheol-Hee, Li, Guangyao, Kim, Dong-Hee

“…This article presents the design methodology for a bidirectional CLLC resonant converter with dual resonant frequencies for charging a wide range of battery…”
Get full text

Optimal Design Methodology on Compensation Parameters of Inductive Power Transfer Converter for Electric Vehicles by Jo, Cheol-Hee, Kim, Dong-Hee

“…Compensation topologies of the inductive power transfer (IPT) converter for electric vehicles (EVs) have been researched in previous works. However, a…”
Get full text

Novel Compensation Parameter Design Methodology and Maximum Efficiency Tracking Control Strategy for Inductive Power Transfer System by Jo, Cheol-Hee, Kim, Dong-Hee

“…This paper presents a novel compensation parameter design methodology and maximum efficiency tracking (MET) control strategy for inductive power transfer (IPT)…”
Get full text

A Load-Independent Current/Voltage IPT Charger with Secondary Side-Controlled Hybrid-Compensated Topology for Electric Vehicles by Li, Guangyao, Jo, Cheol-Hee, Shin, Chang-Su, Jo, Seungjin, Kim, Dong-Hee

“…The inductive power transfer (IPT) method is an emerging charging technology that has some advantages over traditional plug-in systems. For example, it is…”
Get full text

A Simple and Reconfigurable IPT System for E-scooter Charging with High-Misalignment Tolerant and Constant Current/Voltage Output by Li, Guangyao, Jo, Cheol-Hee, Xie, Junchen, Kim, Dong-Hee

“…This paper proposes a simple and reconfigurable IPT system for an E-scooter charging based on a three-coil loosely coupled transformer design, which realizes…”
Get full text

Study on a Fully Integrated Coil Based on the LCCL-S Compensation Topology for Wireless Electric Vehicles Charging Systems by Xie, Junchen, Li, Guangyao, Jo, Cheol-Hee, Koo, Geun Wan, Kim, Dong-Hee

“…This study proposed an integrated methodology for wireless power transfer in electric vehicles employing a dual-coupled LCCL-S compensation system. The…”
Get full text

Design Methodology of Bidirectional LLC Resonant Converter by Jo, Cheol-Hee, Li, Guangyao, Xie, Junchen, Ahn, Jung-Hoon, Kim, Dong-Hee

“…The conventional bidirectional LLC resonant converter encounters challenges in achieving the necessary extensive voltage gain range during backward mode due to…”
Get full text

Esthesioneuroblastoma in a boy with 47, XYY karyotype by Jo, Hee Cheol, Lee, Seong Wook, Jung, Hyun Joo, Park, Jun Eun

“…Neuroblastomas are sometimes associated with abnormal constitutional karyotypes, but the XYY karyotype has been rarely described in neuroblastomas. Here, we…”
Get full text

3-D Misalignment Tolerant E-scooter IPT System with Hybrid Control Based on Three-coil Design for Load-independent CC/CV Outputs by Li, Guangyao, Zhang, Hailong, Chen, Yafei, Xie, Junchen, Jo, Cheol-Hee, Kim, Dong-Hee

“…This paper proposes a hybrid control strategy to address the large-scale three-dimensional (3-D) misalignment tolerance (MT) challenges for E-scooter IPT…”
Get full text

Design Methodology of Bidirectional Resonant CLLC Converter with Dual Resonant Frequencies for Wide Voltage Range by Jo, Cheol-Hee, Kim, Seung-Min, Choe, Min-Yeong, Kang, So-Jeong, Kim, Dong-Hee

“…This paper proposes a design methodology of a bidirectional resonant CLLC converter with dual resonant frequencies for a wide voltage range. The proposed CLLC…”
Get full text

Esthesioneuroblastoma in a boy with 47, XYY karyotype by Jo, Hee Cheol, Lee, Seong Wook, Jung, Hyun Joo, Park, Jun Eun

“…Neuroblastomas are sometimes associated with abnormal constitutional karyotypes, but the XYY karyotype has been rarely described in neuroblastomas. Here, we…”
Get full text

A Novel Integrated OBC and LDC System with Improved Cross-Regulation Performance for Electric Vehicles by Jo, Cheol-Hee, Kim, Dong-Hee

“…This article presents a novel integrated on-board charger (OBC) and low-voltage dc-dc converter (LDC) system to improve the cross-regulation performance of…”
Get full text

Single Inductor-Multi Input Single Output Buck-Boost Converter for PV system by Kim, Seungmin, Jo, Seungjin, Jo, Cheol-Hee, Li, Guangyao, Kim, Dong-Hee

“…Solar power generation systems experience variations in power output due to external factors. To overcome this challenge, SI-MISO (Single Inductor-Multi Input…”
Get full text

A Study on 500W Wireless Power Transfer for Long-Distance Wireless TV Application by Xie, Junchen, Li, Guangyao, Jo, Seungjin, Jo, Cheol-Hee, Kim, Dong-Hee

“…This paper proposed a wireless power transfer (WPT) system designed specifically for televisions, capable transmitting 500W of power within airgap of 250 mm…”
Get full text

Multifunctional Isolated DC-DC Converter for Electric Vehicles by Jo, Cheol-Hee, Kim, Seung-Min, Jo, Seung-Jin, Xie, Junchen, Kim, Dong-Hee

“…This paper introduces a multifunctional isolated DC-DC converter for electric vehicles. The proposed multifunctional isolated DC-DC converter improves the…”
Get full text

A Large Misalignment-Tolerant IPT System with Integrated Mutually Compensatory Dual-receiver for Constant current Output by Li, Guangyao, Xie, Junchen, Jo, Cheol-Hee, Jo, Seungjin, Koo, Geun Wan, Kim, Dong-Hee

“…The inevitable misalignment of magnetic couplers presents a substantial challenge to the power transmission and efficiency of inductive power transfer (IPT)…”
Get full text

A Novel Integrated OBC and LDC System with Flux Path Reconfiguration for Electric Vehicles by Jo, Cheol-Hee, Jeong, Tae-Jun, Li, Guangyao, Kim, Dong-Hee

“…This article proposes a novel integrated on-board charger (OBC) and low-voltage DC-DC converter (LDC) system with flux path reconfiguration for electric…”
Get full text