Changkun, Lee: search on Z-Library

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1

X-band high-power amplifier with a magnetically coupled power-combiner

Kyung-Ai Lee, Changkun Park, Jong-Hoon Chun, Songcheol Hong

Journal:

Microwave and Optical Technology Letters

Year:

2010

Language:

english

File:

PDF, 296 KB

english, 2010

2

Brain and eyes of Kerygmachela reveal protocerebral ancestry of the panarthropod head

Park, Tae-Yoon S., Kihm, Ji-Hoon, Woo, Jusun, Park, Changkun, Lee, Won Young, Smith, M. Paul, Harper, David A. T., Young, Fletcher, Nielsen, Arne T., Vinther, Jakob

Journal:

Nature Communications

Year:

2018

Language:

english

File:

PDF, 2.19 MB

english, 2018

3

Design and synthesis of chloroquine analogs with anti-breast cancer property

V.R. Solomon, Changkun Hu, Hoyun Lee

Journal:

European Journal of Medicinal Chemistry

Year:

2010

Language:

english

File:

PDF, 260 KB

english, 2010

4

A CMOS power amplifier using an active balun as a driver stage to enhance its gain

Sim, Yonghun, Park, Jonghoon, Yoo, Jinho, Lee, Changhyun, Park, Changkun

Journal:

Microelectronics Journal

Year:

2017

Language:

english

File:

PDF, 1.87 MB

english, 2017

5

A CMOS Active Balun Using Bond Wire Inductors and a Gain Boosting Technique

Lee, Dong Ho, Han, Jeonghu, Park, Changkun, Hong, Songcheol

Journal:

IEEE Microwave and Wireless Components Letters

Year:

2007

Language:

english

File:

PDF, 332 KB

english, 2007

6

SAE Technical Paper Series [SAE International SAE 2011 World Congress & Exhibition - (APR. 12, 2011)] SAE Technical Paper Series - Failure Evaluation of Clinched Thin Gauged Pedestrian Friendly Hood by Slam Simulation

Baek, Seung, Lee, Hwa-Won, Lee, Changkun, Kim, Dongseok

Year:

2011

Language:

english

File:

PDF, 4.68 MB

english, 2011

7

Power detection method using a virtual ground node for RF CMOS power amplifier applications

Seo, Donghwan, Lee, Changhyun, Park, Jonghoon, Park, Changkun

Journal:

Journal of Electromagnetic Waves

Year:

2012

Language:

english

File:

PDF, 470 KB

english, 2012

8

A miniaturized 2.4-GHz CMOS low-noise amplifier using a gate-source coupling technique

Kim, Taewon, Lee, Changhyun, Park, Changkun

Journal:

Microwave and Optical Technology Letters

Year:

2014

Language:

english

File:

PDF, 288 KB

english, 2014

9

A study comparing current and voltage combining techniques for CMOS power amplifiers for WLAN applications

Park, Jonghoon, Lee, Changhyun, Park, Changkun

Journal:

Microwave and Optical Technology Letters

Year:

2019

Language:

english

File:

PDF, 1.59 MB

english, 2019

10

A 4-aminoquinoline derivative that markedly sensitizes tumor cell killing by Akt inhibitors with a minimum cytotoxicity to non-cancer cells

Changkun Hu, V. Raja Solomon, Pablo Cano, Hoyun Lee

Journal:

European Journal of Medicinal Chemistry

Year:

2010

Language:

english

File:

PDF, 279 KB

english, 2010

11

Differential 2.4‐GHz CMOS power amplifier using stacked NMOS, transformer, and PMOS structures to enhance reliability

Ko, Gayeon, Lee, Milim, Park, Joung‐Hu, Park, Changkun

Journal:

Microwave and Optical Technology Letters

Year:

2019

File:

PDF, 1.38 MB

2019

12

[IEEE 2019 IEEE Asia-Pacific Microwave Conference (APMC) - Singapore, Singapore (2019.12.10-2019.12.13)] 2019 IEEE Asia-Pacific Microwave Conference (APMC) - A Fully Integrated Switched Capacitor using Low Temperature and Wet Release Process for Reconfigurable CMOS Triple-band Power Amplifier

Cho, Hyunok, Lee, Milim, Park, Changkun, Park, Jae Yeong

Year:

2019

File:

PDF, 774 KB

2019

13

Design and synthesis of anti-breast cancer agents from 4-piperazinylquinoline: A hybrid pharmacophore approach

V. Raja Solomon, Changkun Hu, Hoyun Lee

Journal:

Bioorganic & Medicinal Chemistry

Year:

2010

Language:

english

File:

PDF, 529 KB

english, 2010

14

2.4 GHz CMOS Power Amplifier with Mode-Locking Structure to Enhance Gain

Lee, Changhyun, Park, Changkun

Journal:

The Scientific World JOURNAL

Year:

2014

Language:

english

File:

PDF, 1.95 MB

english, 2014

15

A Triple-Band CMOS Power Amplifier Using Multi-Band and Switchable Matching Network for Wireless Mobile

Lee, Milim, Park, Changkun

Journal:

IEEE Transactions on Microwave Theory and Techniques

Year:

2019

Language:

english

File:

PDF, 49 KB

english, 2019

16

Tournament-Shaped Magnetically Coupled Power-Combiner Architecture for RF CMOS Power Amplifier

Changkun Park, Dong Ho Lee, Jeonghu Han, Songcheol Hong

Journal:

IEEE Transactions on Microwave Theory and Techniques

Year:

2007

Language:

english

File:

PDF, 1.20 MB

english, 2007

17

[IEEE 2008 Asia Pacific Microwave Conference - Macau (2008.12.16-2008.12.20)] 2008 Asia-Pacific Microwave Conference - On-chip power combining method in CMOS power amplifier

Yumi Lee,, Changkun Park,, Songcheol Hong,

Year:

2008

Language:

english

File:

PDF, 144 KB

english, 2008

18

[IEEE 2007 IEEE Radio Frequency Integrated Circuits Symposium - Honolulu, HI, USA (2007.06.3-2007.06.5)] 2007 IEEE Radio Frequency Integrated Circuits (RFIC) Symposium - A High Dynamic Range CMOS RF Power Amplifier with a Switchable Transformer for Polar Transmitters

Kim, Younsuk, Ku, Bon-Hyun, Park, Changkun, Lee, Dong Ho, Hong, Songcheol

Year:

2007

Language:

english

File:

PDF, 384 KB

english, 2007

19

Rho-Associated Kinase 2 Polymorphism in Patients With Vasospastic Angina

Yoo, Sang-Yong, Kim, Jeonguk, Cheong, Sangsig, Shin, Dae-Hee, Jang, Jinkun, Lee, Changkun, Tahk, Seung-Jea, Shin, Joon-Han, Choi, So-Yeon, Yoon, Myeong-Ho

Journal:

Korean Circulation Journal

Year:

2012

Language:

english

File:

PDF, 1.48 MB

english, 2012

20

A class-E CMOS RF power amplifier with cascaded class-D driver amplifier

Jaemin Jang, Hongtak Lee, Changkun Park, Songcheol Hong

Journal:

Microwave and Optical Technology Letters

Year:

2008

Language:

english

File:

PDF, 334 KB

english, 2008

21

A CMOS Antiphase Power Amplifier With an MGTR Technique for Mobile Applications

Park, Jonghoon, Lee, Changhyun, Yoo, Jinho, Park, Changkun

Journal:

IEEE Transactions on Microwave Theory and Techniques

Year:

2017

Language:

english

File:

PDF, 4.20 MB

english, 2017

22

Design methodology for a switching-mode RF CMOS power amplifier with an output transformer

Lee, Changhyun, Park, Changkun

Journal:

International Journal of Microwave and Wireless Technologies

Year:

2016

Language:

english

File:

PDF, 586 KB

english, 2016

23

Synthesis and in vitro cytotoxicity evaluation of 4-aminoquinoline derivatives

Haiwen Zhang, V. Raja Solomon, Changkun Hu, Gerardo Ulibarri, Hoyun Lee

Journal:

Biomedicine & Pharmacotherapy

Year:

2008

Language:

english

File:

PDF, 183 KB

english, 2008

24

Antiphase Method of the CMOS Power Amplifier Using PMOS Driver Stage to Enhance Linearity

Kim, Jiwon, Lee, Changhyun, Yoo, Jinho, Park, Changkun

Journal:

Year:

2020

Language:

english

File:

PDF, 8.90 MB

english, 2020

25

p300/CBP inhibition enhances the efficacy of programmed death-ligand 1 blockade treatment in prostate cancer

Liu, Jinghui, He, Daheng, Cheng, Lijun, Huang, Changkun, Zhang, Yanquan, Rao, Xiongjian, Kong, Yifan, Li, Chaohao, Zhang, Zhuangzhuang, Liu, Jinpeng, Jones, Karrie, Napier, Dana, Lee, Eun Y., Wang, Ch

Journal:

Year:

2020

Language:

english

File:

PDF, 4.18 MB

english, 2020

26

[IEEE 2015 Asia-Pacific Microwave Conference (APMC) - Nanjing, China (2015.12.6-2015.12.9)] 2015 Asia-Pacific Microwave Conference (APMC) - Design of a 24-GHz VCO using magnetic coupling of gate-drain through a transformer

Lee, Milim, Lee, Changhyun, Park, Changkun

Year:

2015

Language:

english

File:

PDF, 346 KB

english, 2015

27

LKZ-1: A New Zircon Working Standard for the In Situ Determination of U–Pb Age, O–Hf Isotopes, and Trace Element Composition

Cheong, Albert Chang-sik, Jeong, Youn-Joong, Lee, Shinae, Yi, Keewook, Jo, Hui Je, Lee, Ho-Sun, Park, Changkun, Kim, Nak Kyu, Li, Xian-Hua, Kamo, Sandra L.

Journal:

Year:

2019

Language:

english

File:

PDF, 2.64 MB

english, 2019

28

LKZ-1: A New Zircon Working Standard for the In Situ Determination of U–Pb Age, O–Hf Isotopes, and Trace Element Composition

Cheong, Albert Chang-sik, Jeong, Youn-Joong, Lee, Shinae, Yi, Keewook, Jo, Hui Je, Lee, Ho-Sun, Park, Changkun, Kim, Nak Kyu, Li, Xian-Hua, Kamo, Sandra L.

Journal:

Year:

2019

File:

PDF, 2.64 MB

2019

29

The efficacy and selectivity of tumor cell killing by Akt inhibitors are substantially increased by chloroquine

Changkun Hu, V. Raja Solomon, Gerardo Ulibarri, Hoyun Lee

Journal:

Bioorganic & Medicinal Chemistry

Year:

2008

Language:

english

File:

PDF, 203 KB

english, 2008

30

Hybrid pharmacophore design and synthesis of isatin–benzothiazole analogs for their anti-breast cancer activity

V. Raja Solomon, Changkun Hu, Hoyun Lee

Journal:

Bioorganic & Medicinal Chemistry

Year:

2009

Language:

english

File:

PDF, 400 KB

english, 2009

31

A CMOS voltage-controlled oscillator using a cascode structure

Shin, Hooyoung, Lee, Milim, Lee, Changhyun, Park, Changkun

Journal:

Microwave and Optical Technology Letters

Year:

2016

Language:

english

File:

PDF, 269 KB

english, 2016

32

The changes in potential usable water resources by increasing the amount of groundwater use: the case of Gapcheon watershed in Korea

Sangmi Jun, Jae-hyeon Park, Wooseok Lee, Changkun Park, Sangho Lee, Kil Seong Lee, Gyo-Cheol Jeong

Journal:

Geosciences Journal

Year:

2010

Language:

english

File:

PDF, 1.34 MB

english, 2010

33

Transceiver with inductive coupling for wireless chip-to-chip communication using a 50-nm digital CMOS process

Lee, Changhyun, Park, Jonghoon, Yoo, Jinho, Cho, Hyungjun, Choi, Jungi, Cho, Jeongho, Park, Changkun

Journal:

Microelectronics Journal

Year:

2013

Language:

english

File:

PDF, 3.08 MB

english, 2013

34

Zigzag-Shaped Coil Array Structure for Wireless Chip-to-Chip Communication Applications

Changhyun Lee,, Jonghoon Park,, Changkun Park,

Journal:

IEEE Transactions on Electron Devices

Year:

2014

Language:

english

File:

PDF, 2.88 MB

english, 2014

35

STUDY OF THE COIL STRUCTURE FOR WIRELESS CHIP-TO-CHIP COMMUNICATION APPLICATIONS

Lee, Changhyun, Park, Jonghoon, Yoo, Jinho, Park, Changkun

Journal:

Progress In Electromagnetics Research Letters

Year:

2013

Language:

english

File:

PDF, 470 KB

english, 2013

36

X-band CMOS power amplifier with high efficiency for motion detection radar

Park, Jonghoon, Lee, Changhyun, Park, Changkun

Journal:

Microwave and Optical Technology Letters

Year:

2014

Language:

english

File:

PDF, 647 KB

english, 2014

37

Structure of type A CAI-like melts: A view from multi-nuclear NMR study of melilite (Ca2Al2SiO7-Ca2MgSi2O7) glasses

Park, Sun Young, Park, Changkun, Kim, Hyun Na, Lee, Seoyoung, Lee, Sung Keun

Journal:

Chemical Geology

Year:

2020

File:

PDF, 3.70 MB

2020

38

A CMOS power amplifier with an adaptive bias scheme for mobile radio frequency identification reader applications

Jeonghu Han, Younsuk Kim, Changkun Park, Dongho Lee, Songcheol Hong

Journal:

Microwave and Optical Technology Letters

Year:

2007

Language:

english

File:

PDF, 367 KB

english, 2007

39

A Quasi-Four-Pair Class-E CMOS RF Power Amplifier With an Integrated Passive Device Transformer

Hongtak Lee,, Changkun Park,, Songcheol Hong,

Journal:

IEEE Transactions on Microwave Theory and Techniques

Year:

2009

Language:

english

File:

PDF, 1.59 MB

english, 2009

40

Clinical outcomes of brief versus prolonged unfractionated heparin infusion after primary percutaneous coronary intervention for ST-segment elevation myocardial infarction in the drug-eluting stent era: real-world, single-centre experience

Yoo, Sang-Yong, Shin, Dae-Hee, Lee, Jong-Young, Cheong, Sangsig, Jang, Jin-Kun, Lee, Changkun

Journal:

Acta Cardiologica

Year:

2011

Language:

english

File:

PDF, 1.31 MB

english, 2011

41

A Load-Shared CMOS Power Amplifier With Efficiency Boosting at Low Power Mode for Polar Transmitters

Dong Ho Lee, Changkun Park, Jeonghu Han, Younsuk Kim, Songcheol Hong, Chang-Ho Lee, Laskar, J.

Journal:

IEEE Transactions on Microwave Theory and Techniques

Year:

2008

Language:

english

File:

PDF, 1.21 MB

english, 2008

42

Analysis of shoot-through current of supply modulator for envelope-tracking techniques

Yoo, Jinho, Yoon, Seokhyun, Lee, Changhyun, Park, Changkun

Journal:

Microwave and Optical Technology Letters

Year:

2015

Language:

english

File:

PDF, 685 KB

english, 2015

43

A 2.4-GHz CMOS power amplifier using a gain and stability enhancement technique for IEEE 802.11N WLAN applications

Lee, Changhyun, Park, Changkun

Journal:

Microwave and Optical Technology Letters

Year:

2016

Language:

english

File:

PDF, 420 KB

english, 2016

44

[IEEE 2006 Asia-Pacific Microwave Conference - Yokohama, Japan (2006.12.12-2006.12.15)] 2006 Asia-Pacific Microwave Conference - A CMOS power amplifier for a UHF RFID reader

Younsuk Kim,, Jeonghu Han,, Dongho Lee,, Changkun Park,, Songcheol Hong,

Year:

2006

Language:

english

File:

PDF, 145 KB

english, 2006

45

A Current-Shared Cascade Structure With an Auxiliary Power Regulator for Switching Mode RF Power Amplifiers

Hoyong Hwang,, Changhyun Lee,, Jonghoon Park,, Changkun Park,

Journal:

IEEE Transactions on Microwave Theory and Techniques

Year:

2014

Language:

english

File:

PDF, 3.18 MB

english, 2014

46

Study of stability problems due to undesired coupling of a RF power amplifier using a distributed active transformer

Park, Jonghoon, Lee, Changhyun, Park, Changkun

Journal:

Microelectronics Journal

Year:

2015

Language:

english

File:

PDF, 3.31 MB

english, 2015

47

A linearization method with optimizing impedance of envelope signal to suppress IMD3 of RF CMOS power amplifier

Lee, Changhyun, Yoo, Jinho, Park, Changkun

Journal:

Microwave and Optical Technology Letters

Year:

2020

File:

PDF, 1.41 MB

2020

48

30-GHz CMOS voltage-controlled oscillator using drain-gate coupled transformer to minimize the influence of parasitic components

Lee, Milim, Cho, Sungwoong, Park, Changkun

Journal:

Microwave and Optical Technology Letters

Year:

2015

Language:

english

File:

PDF, 323 KB

english, 2015

49

Left Atrial Mass with Stalk: Thrombus or Myxoma?

Jang, Kyeong-Hee, Shin, Dae-Hee, Lee, Changkun, Jang, Jin-Kun, Cheong, Sangsig, Yoo, San-Yong

Journal:

Journal of Cardiovascular Ultrasound

Year:

2010

Language:

english

File:

PDF, 700 KB

english, 2010

50

[IEEE 2008 38th European Microwave Conference (EuMC) - Amsterdam, Netherlands (2008.10.27-2008.10.31)] 2008 38th European Microwave Conference - A 28-dBm pHEMT Power Amplifier Using Voltage Combiner for K-Band Applications

Koo, Bonhoon, Park, Changkun, Lee, Kyung Ai, Chun, Jong-Hoon, Hong, Songcheol

Year:

2008

Language:

english

File:

PDF, 366 KB

english, 2008

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