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1

Microstrip Square Open-Loop Multiple Split-Ring Resonator for Low-Phase-Noise VCO

Jaewon Choi,, Chulhun Seo,

Journal:

IEEE Transactions on Microwave Theory and Techniques

Year:

2008

Language:

english

File:

PDF, 1.35 MB

english, 2008

2

High linearity and high power added efficiency power amplifier by employing adaptive bias and PBG structure

Sunghee Cho, Chulhun Seo

Journal:

Microwave and Optical Technology Letters

Year:

2007

Language:

english

File:

PDF, 374 KB

english, 2007

3

Compact and wideband correlator with metamaterial hybrid rat-race coupler

Yang-Hyun Kim, Chulhun Seo

Journal:

Microwave and Optical Technology Letters

Year:

2010

Language:

english

File:

PDF, 860 KB

english, 2010

4

[IEEE 2012 Asia Pacific Microwave Conference (APMC) - Kaohsiung, Taiwan (2012.12.4-2012.12.7)] 2012 Asia Pacific Microwave Conference Proceedings - High gain and high PAE power amplifier by employing adaptive bias control circuit for resonant WPT

Hwang, Hyunwook, Yang, Seungin, Seo, Chulhun

Year:

2012

Language:

english

File:

PDF, 445 KB

english, 2012

5

Wireless-Powered Chemical Sensor by 2.4 GHz Wi-Fi Energy-Harvesting Metamaterial

Lee, Wonwoo, Jung, Yonghee, Jung, Hyunseung, Seo, Chulhun, Choo, Hosung, Lee, Hojin

Journal:

Year:

2018

Language:

english

File:

PDF, 2.50 MB

english, 2018

6

Modeling and Experimental Validation of a Butterfly-Shaped Wireless Power Transfer in Biomedical Implants

Ha-Van, Nam, Seo, Chulhun

Journal:

Year:

2019

Language:

english

File:

PDF, 5.01 MB

english, 2019

7

Mid-field Wireless Power Transfer for Deep-Tissue Biomedical Implants

Nguyen Thi, Kim Ngan, Ha-Van, Nam, Seo, Chulhun

Journal:

IEEE Antennas and Wireless Propagation Letters

Year:

2020

File:

PDF, 3.50 MB

2020

8

Reduction of transition losses in bent rib waveguides

Chulhun Seo, Jihoon Kim, Dong Sung Kim

Journal:

Microwave and Optical Technology Letters

Year:

1997

Language:

english

File:

PDF, 146 KB

english, 1997

9

Low-phase noise VCO using output matching network based on novel harmonic control circuit

Jaewon Choi, Chulhun Seo

Journal:

Microwave and Optical Technology Letters

Year:

2009

Language:

english

File:

PDF, 549 KB

english, 2009

10

Optical bent rib waveguide with reduced transition losses

Chulhun Seo,, Young-Jin Sim,

Journal:

IEEE Transactions on Magnetics

Year:

1996

Language:

english

File:

PDF, 378 KB

english, 1996

11

[IEEE 2007 Asia-Pacific Microwave Conference - (APMC 2007) - Bangkok, Thailand (2007.12.11-2007.12.14)] 2007 Asia-Pacific Microwave Conference - Improvement of Power Added Efficiency and Linearity in Doherty Amplifier using Dual Bias Control and Photonic Band-Gap Structure

Kim, Hyoungjun, Seo, Chulhun

Year:

2007

Language:

english

File:

PDF, 2.11 MB

english, 2007

12

[IEEE 2008 Asia Pacific Microwave Conference - Macau (2008.12.16-2008.12.20)] 2008 Asia-Pacific Microwave Conference - High-efficiency power amplifier using in/output matching network based on novel harmonic control circuit

Jaewon Choi,, Sunyoung Kim,, Chulhun Seo,

Year:

2008

Language:

english

File:

PDF, 226 KB

english, 2008

13

Finite difference time domain analysis of two-layer multi-coupled microstrip lines on anisotropic substrates

Journal:

IEEE Transactions on Magnetics

Year:

1994

Language:

english

File:

PDF, 321 KB

english, 1994

14

[IEEE 2015 International Workshop on Antenna Technology (iWAT) - Seoul, Korea (South) (2015.3.4-2015.3.6)] 2015 International Workshop on Antenna Technology (iWAT) - Capacitance computation of asymmetric coplanar striplines by the mellin transform approach

Kwon, Gina, Hwang, Keum Cheol, Yang, Youngoo, Lee, Kang-Yoon, Seo, Chulhun

Year:

2015

Language:

english

File:

PDF, 150 KB

english, 2015

15

Finite element analysis of two-layer three-coupled microstrip lines on anisotropic substrates

Journal:

IEEE Transactions on Magnetics

Year:

1994

Language:

english

File:

PDF, 324 KB

english, 1994

16

Rational Design of In Vivo Tau Tangle-Selective Near Infrared Fluorophores: Expanding the BODIPY Universe

Verwilst, Peter, Kim, Hye-Ri, Seo, Jinho, Sohn, Nak-Won, Cha, Seung-Yun, Kim, Yeongmin, Maeng, Sungho, Shin, Jung-Won, Kwak, Jong Hwan, Kang, Chulhun, Kim, Jong Seung

Journal:

Journal of the American Chemical Society

Year:

2017

Language:

english

File:

PDF, 3.45 MB

english, 2017

17

A Fluorescent Probe for STED Super-Resolution Imaging of Vicinal-Dithiol-Proteins (VDPs) on Mitochondrial Membrane

Yang, Zhigang, Kang, Dong Hoon, Lee, Hoyeon, Shin, Jinwoo, yan, wei, Rathore, Bhowmira, Kim, Hye-Ri, Kim, Seo Jin, Singh, Hardev, Liu, Liwei, Qu, Junle, Kang, Chulhun, Kim, Jong Seung

Journal:

Bioconjugate Chemistry

Year:

2018

Language:

english

File:

PDF, 862 KB

english, 2018

18

High-efficiency wireless power transfer by optimal load and metamaterial slab

Ha-Van, Nam, Dang-Duy, Ninh, Kim, Hyoungjun, Seo, Chulhun

Journal:

IEICE Electronics Express

Year:

2017

Language:

english

File:

PDF, 1.50 MB

english, 2017

19

Novel design of a 2.1–2.9 GHz negative capacitance using a passive non-Foster circuit

Au, NgocDuc, Seo, Chulhun

Journal:

IEICE Electronics Express

Year:

2017

Language:

english

File:

PDF, 2.76 MB

english, 2017

20

A design of passive negative shunt inductance circuit using negative group delay network

Au, NgocDuc, Seo, Chulhun

Journal:

IEICE Electronics Express

Year:

2018

Language:

english

File:

PDF, 3.86 MB

english, 2018

21

An 18.9-dB Dynamic-Range Rectifier Based on Time-Domain Modeling and Quality Factor

Au, Ngoc Duc, Seo, Chulhun

Journal:

IEEE Microwave and Wireless Components Letters

Year:

2019

Language:

english

File:

PDF, 2.22 MB

english, 2019

22

Analysis of the Target Detection Performance of Air-to-Air Airborne Radar Using Long-Range Propagation Simulation in Abnormal Atmospheric Conditions

Lim, Tea Heung, Go, Minho, Seo, Chulhun, Choo, Hosung

Journal:

Applied Sciences

Year:

2020

File:

PDF, 5.99 MB

2020

23

Multiband Ambient RF Energy Harvesting for Autonomous IoT Devices

Vu, Hong Son, Nguyen, Ngan, Ha-Van, Nam, Seo, Chulhun, Thuy Le, Minh

Journal:

IEEE Microwave and Wireless Components Letters

Year:

2020

File:

PDF, 2.46 MB

2020

24

Minimization of crosstalk in a fast WDM system using an adaptive array

Chulhun Seo, Taesun Kim

Journal:

Microwave and Optical Technology Letters

Year:

1999

Language:

english

File:

PDF, 100 KB

english, 1999

25

Temperature sensing with different coated metals on fiber Bragg grating sensors

Chulhun Seo, Taesun Kim

Journal:

Microwave and Optical Technology Letters

Year:

1999

Language:

english

File:

PDF, 108 KB

english, 1999

26

Characteristics of circular polarization of elliptical microstrip antenna with full-wave analysis considering the attachment mode

Hooin Jung, Chulhun Seo

Journal:

Microwave and Optical Technology Letters

Year:

1999

Language:

english

File:

PDF, 153 KB

english, 1999

27

A high-power amplifier using photonic bandgap and coplanar waveguide

Journal:

Microwave and Optical Technology Letters

Year:

2003

Language:

english

File:

PDF, 201 KB

english, 2003

28

Novel phase shift line in feedforward circuit using photonic bandgap

Journal:

Microwave and Optical Technology Letters

Year:

2003

Language:

english

File:

PDF, 160 KB

english, 2003

29

A novel active array antenna using a transmission-line coupling network and a voltage-controlled oscillator with a varactor diode

Chulhun Seo, Minseok Kim

Journal:

Microwave and Optical Technology Letters

Year:

2001

Language:

english

File:

PDF, 116 KB

english, 2001

30

Erratum to “novel phase shift line in feedforward circuit using photonic bandgap”

Journal:

Microwave and Optical Technology Letters

Year:

2003

Language:

english

File:

PDF, 42 KB

english, 2003

31

Broadband VCO using electronically controlled metamaterial transmission line based on varactor-loaded split-ring resonator

Jaewon Choi, Chulhun Seo

Journal:

Microwave and Optical Technology Letters

Year:

2008

Language:

english

File:

PDF, 815 KB

english, 2008

32

Inverse class-F power amplifier using the metamaterial structure on the harmonic control circuit

Hyoungjun Kim, Chulhun Seo

Journal:

Microwave and Optical Technology Letters

Year:

2008

Language:

english

File:

PDF, 308 KB

english, 2008

33

High-efficiency power amplifier using in/output matching networks based on novel harmonic control circuit

Jaewon Choi, Chulhun Seo

Journal:

Microwave and Optical Technology Letters

Year:

2009

Language:

english

File:

PDF, 396 KB

english, 2009

34

Optimization of output matching network for class F power amplifier according to envelope in the envelope elimination and restoration transmitter

Chongmin Lee, Chulhun Seo

Journal:

Microwave and Optical Technology Letters

Year:

2010

Language:

english

File:

PDF, 1.03 MB

english, 2010

35

Dual-band push-push OSC using CRLH transmission line and tunable negative resistance based on pin diode

Yang-Hyun Kim, Jaewon Choi, Chulhun Seo

Journal:

Microwave and Optical Technology Letters

Year:

2011

Language:

english

File:

PDF, 466 KB

english, 2011

36

Antibiotic susceptibility of Propionibacterium acnes isolated from acne vulgaris in Korea

Margaret SONG, Sang-Hee SEO, Hyun-Chang KO, Chang-Keun OH, Kyung-Sool KWON, Chulhun L. CHANG, Moon-Bum KIM

Journal:

The Journal of Dermatology

Year:

2011

Language:

english

File:

PDF, 132 KB

english, 2011

37

Impact of amino acid substitution at residue 9 of HLA-A2 on the development of acute GVHD in Korean pediatric patients receiving unrelated hematopoietic stem cell transplantation

Sang-Hyun Hwang, Heung-Bum Oh, Sung-Eun Choi, Jong-Jin Seo, Jae-Hwan Lee, Sung-Woo Cho, Jeong-Min Chae, Yong-Seok Heo, Chulhun L. Chang, Eun-Yup Lee

Journal:

Transplant International

Year:

2010

Language:

english

File:

PDF, 319 KB

english, 2010

38

Double H-shaped metamaterial resonator for low phase noise voltage controlled oscillator

Chongmin Lee, Chulhun Seo

Journal:

Microwave and Optical Technology Letters

Year:

2012

Language:

english

File:

PDF, 1.62 MB

english, 2012

39

Analysis of uncovered two-layer three-coupled microstrip lines on anisotropic substrates

Chulhun Seo And, Choong Woong Lee

Journal:

Microwave and Optical Technology Letters

Year:

1993

Language:

english

File:

PDF, 426 KB

english, 1993

40

Analysis of two-layer three-coupled microstrip lines on anisotropic substrates

Chulhun Seo, Choong Woong Lee

Journal:

IEEE Transactions on Microwave Theory and Techniques

Year:

1994

Language:

english

File:

PDF, 307 KB

english, 1994

41

[IEEE 2009 Asia Pacific Microwave Conference - (APMC 2009) - Singapore, Singapore (2009.12.7-2009.12.10)] 2009 Asia Pacific Microwave Conference - Low phase noise VCO using broadside-coupled double spiral resonator

Han, Kyoungnam, Seo, Chulhun, Moon, Yong

Year:

2009

Language:

english

File:

PDF, 821 KB

english, 2009

42

[IEEE 2008 IEEE MTT-S International Microwave Symposium Digest - MTT 2008 - Atlanta, GA, USA (2008.06.15-2008.06.20)] 2008 IEEE MTT-S International Microwave Symposium Digest - Low phase noise VCO using microstrip square open loop multiple split ring resonator

Jaewon Choi,, Chulhun Seo,

Year:

2008

Language:

english

File:

PDF, 569 KB

english, 2008

43

[IEEE 2008 Asia Pacific Microwave Conference - Macau (2008.12.16-2008.12.20)] 2008 Asia-Pacific Microwave Conference - Low phase noise VCO using output matching network based on novel harmonic control circuit

Jaewon Choi,, Chulhun Seo,

Year:

2008

Language:

english

File:

PDF, 278 KB

english, 2008

44

[IEEE 2008 Asia Pacific Microwave Conference - Macau (2008.12.16-2008.12.20)] 2008 Asia-Pacific Microwave Conference - Design of low phase noise VCO using complimentary split ring resonator

Chongmin Lee,, Duwon Jung,, Chulhun Seo,

Year:

2008

Language:

english

File:

PDF, 595 KB

english, 2008

45

Analysis of an optical bent RIB waveguide by the imaginary-distance beam-propagation method

Journal:

Microwave and Optical Technology Letters

Year:

1995

Language:

english

File:

PDF, 572 KB

english, 1995

46

A novel photonic bandgap structure for low-pass filter of wide stopband

Taesun Kim, Chulhun Seo

Journal:

IEEE Microwave and Guided Wave Letters

Year:

2000

Language:

english

File:

PDF, 139 KB

english, 2000

47

[IEEE 2008 Asia Pacific Microwave Conference - Macau (2008.12.16-2008.12.20)] 2008 Asia-Pacific Microwave Conference - Low phase noise push-push VCO using microstrip square open loop resonator and tunable negative resistance

Jaewon Choi,, Duwon Jung,, Chulhun Seo,

Year:

2008

Language:

english

File:

PDF, 385 KB

english, 2008

48

[IEEE 2009 Asia Pacific Microwave Conference - (APMC 2009) - Singapore, Singapore (2009.12.7-2009.12.10)] 2009 Asia Pacific Microwave Conference - Design of low phase noise VCO using microstrip complimentary split ring resonator

Jung, Duwon, Seo, Chulhun, Ko, Seungki

Year:

2009

Language:

english

File:

PDF, 860 KB

english, 2009

49

[IEEE 2011 IEEE MTT-S International Microwave Workshop Series on Innovative Wireless Power Transmission: Technologies, Systems, and Applications (IMWS 2011) - Uji, Kyoto (2011.05.12-2011.05.13)] 2011 IEEE MTT-S International Microwave Workshop Series on Innovative Wireless Power Transmission: Technologies, Systems, and Applications - Analysis on transmission efficiency of wireless energy transmission resonator based on magnetic resonance

Jaewon Choi,, Jun-Kyung Cho,, Chulhun Seo,

Year:

2011

Language:

english

File:

PDF, 1017 KB

english, 2011

50

[IEEE 2009 Asia Pacific Microwave Conference - (APMC 2009) - Singapore, Singapore (2009.12.7-2009.12.10)] 2009 Asia Pacific Microwave Conference - Low phase noise VCO using novel harmonic control circuit based on composite right/left-handed transmission line

Choi, Jaewon, Ha, Sungjae, Lee, Bokhyung, Seo, Chulhun

Year:

2009

Language:

english

File:

PDF, 796 KB

english, 2009

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