Sangwook NAM


7-Bit Multilayer True-Time Delay up to 1016ps for Wideband Phased Array Antenna
Minyoung YOON Sangwook NAM 
Publication:   
Publication Date: 2019/08/01
Vol. E102-C  No. 8  pp. 622-626
Type of Manuscript:  BRIEF PAPER
Category: Microwaves, Millimeter-Waves
Keyword: 
true-time delaywideband phased arraymultilayer PCBsignal via
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A 0.4-1.2GHz Reconfigurable CMOS Power Amplifier for 802.11ah/af Applications
Jaeyong KO Sangwook NAM 
Publication:   
Publication Date: 2019/01/01
Vol. E102-C  No. 1  pp. 91-94
Type of Manuscript:  BRIEF PAPER
Category: Microwaves, Millimeter-Waves
Keyword: 
broadbandCMOSIEEE 802.11ah/af standardsreconfigurable transformerpower amplifier
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Design Optimizaion of Gm-C Filters via Geometric Programming
Minyoung YOON Byungjoon KIM Jintae KIM Sangwook NAM 
Publication:   
Publication Date: 2017/04/01
Vol. E100-C  No. 4  pp. 407-415
Type of Manuscript:  PAPER
Category: Electronic Circuits
Keyword: 
ultra-low poweroptimizationgeometric programmingsubthreshold mode operationactive filter
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A Wideband Noise-Cancelling Receiver Front-End Using a Linearized Transconductor
Duksoo KIM Byungjoon KIM Sangwook NAM 
Publication:   
Publication Date: 2017/03/01
Vol. E100-C  No. 3  pp. 340-343
Type of Manuscript:  BRIEF PAPER
Category: Microwaves, Millimeter-Waves
Keyword: 
wideband receivertransconductor linearizationnoise-cancelling
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Isolation Enhanced Multiway Power Divider for Wideband (4:1) Beamforming Arrays
Dooheon YANG Minyoung YOON Sangwook NAM 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2016/12/01
Vol. E99-C  No. 12  pp. 1327-1330
Type of Manuscript:  BRIEF PAPER
Category: Microwaves, Millimeter-Waves
Keyword: 
bandwidth optimizationbeamforming arrayisolation bandwidthwideband multiway power divider
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A Clutter Rejection Technique Using a Delay-Line for Wall-Penetrating FMCW Radar
Byungjoon KIM Duksoo KIM Youngjoon LIM Dooheon YANG Sangwook NAM Jae-Hoon SONG 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2016/05/01
Vol. E99-C  No. 5  pp. 597-600
Type of Manuscript:  BRIEF PAPER
Category: Microwaves, Millimeter-Waves
Keyword: 
clutter rejectionwall-penetratingFMCWdelay-linefilter
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A Simplified Broadband Output Matching Technique for CMOS stacked Power Amplifiers
Jaeyong KO Kihyun KIM Jaehoon SONG Sangwook NAM 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2014/10/01
Vol. E97-C  No. 10  pp. 938-940
Type of Manuscript:  BRIEF PAPER
Category: 
Keyword: 
broadbandCMOScontinuous Class-Fhigh-efficiencylinearpower amplifier (PA)stacked transistors
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Design of Wideband Coupled Line DC Block with Compact Size
Byungjoon KIM Sangwook NAM Hee-Ran AHN Jae-Hoon SONG 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2014/09/01
Vol. E97-C  No. 9  pp. 915-917
Type of Manuscript:  BRIEF PAPER
Category: Microwaves, Millimeter-Waves
Keyword: 
Wideband DC blockCoupling enhancementDGSslow wave structureCapacitance loading
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A 24GHz Transformer Coupled CMOS VCO for a Wide Linear Tuning Range
Jae-Hoon SONG Byung-Sung KIM Sangwook NAM 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2013/10/01
Vol. E96-C  No. 10  pp. 1348-1350
Type of Manuscript:  BRIEF PAPER
Category: Electronic Circuits
Keyword: 
voltage controlled oscillator (VCO)wide linear tuningtransformer couplingCMOS
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On-Chip Supply Noise Suppression Technique Using Active Inductor
Jaejun LEE Sungho LEE Sangwook NAM 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2011/05/01
Vol. E94-C  No. 5  pp. 917-919
Type of Manuscript:  LETTER
Category: Electromagnetic Theory
Keyword: 
on-chip filterLC resonatoractive inductorsupply noise
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A High-Efficient Transformer Using Bond Wires for Si RF IC
Eunil CHO Sungho LEE Jaejun LEE Sangwook NAM 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2010/01/01
Vol. E93-C  No. 1  pp. 140-141
Type of Manuscript:  LETTER
Category: Electromagnetic Theory
Keyword: 
CMOS RF integrated circuitmonolithic transformersbond wiresbalun
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High Gain and Wide Range Time Amplifier Using Inverter Delay Chain in SR Latches
Jaejun LEE Sungho LEE Yonghoon SONG Sangwook NAM 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2009/12/01
Vol. E92-C  No. 12  pp. 1548-1550
Type of Manuscript:  LETTER
Category: Electronic Circuits
Keyword: 
time amplifiertime-to-digital converterSR latchhigh resolution delay measurementall-digital phase-locked loopinverter delay chain
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A 0.1-1 GHz CMOS Variable Gain Amplifier Using Wideband Negative Capacitance
Hangue PARK Sungho LEE Jaejun LEE Sangwook NAM 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2009/10/01
Vol. E92-C  No. 10  pp. 1311-1314
Type of Manuscript:  BRIEF PAPER
Category: Electronic Circuits
Keyword: 
variable gain amplifierwidebandcascodenegative capacitance
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A 2.3-7 GHz CMOS High Gain LNA Using CS-CS Cascode with Coupling C
Hangue PARK Sungho LEE Jaejun LEE Sangwook NAM 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2009/08/01
Vol. E92-C  No. 8  pp. 1091-1094
Type of Manuscript:  BRIEF PAPER
Category: Electronic Circuits
Keyword: 
wideband LNAcoupling capacitorcommon source-common source cascode
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A CMOS RF Power Detector Using an Improved Unbalanced Source Coupled Pair
Hangue PARK Jaejun LEE Jaechun LEE Sangwook NAM 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2008/12/01
Vol. E91-C  No. 12  pp. 1969-1970
Type of Manuscript:  LETTER
Category: Microwaves, Millimeter-Waves
Keyword: 
CMOS RF power detectorunbalanced source coupled pairoutput differential amplifiersink current steering
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Novel Periodic Structures for a Slotline : Patch Loaded Slotline
Jongkuk PARK Jong-Sik LIM Sangwook NAM 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2005/01/01
Vol. E88-C  No. 1  pp. 135-138
Type of Manuscript:  LETTER
Category: Microwaves, Millimeter-Waves
Keyword: 
patch loaded slotline(PLS)defected ground structure(DGS)periodic structure
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Improvement in Performance of Power Amplifiers by Defected Ground Structure
Jong-Sik LIM Yong-Chae JEONG Dal AHN Sangwook NAM 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2004/01/01
Vol. E87-C  No. 1  pp. 52-59
Type of Manuscript:  PAPER
Category: Microwaves, Millimeter-Waves
Keyword: 
defected ground structureDGSpower amplifiersharmonic rejectionharmonic tuning
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A New Method for the Determination of the Extrinsic Resistances of MESFETs and HEMTs from the Measured S-Parameters under Active Bias
Jong-Sik LIM Byung-Sung KIM Sangwook NAM 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2002/03/01
Vol. E85-C  No. 3  pp. 839-846
Type of Manuscript:  PAPER
Category: Microwaves, Millimeter-Waves
Keyword: 
small signal modelextrinsic resistancesMESFETHEMTs
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Enhanced Feeding Structure of Microstrip Antenna
Sanghoon CHOI Sangwook NAM 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1995/08/25
Vol. E78-C  No. 8  pp. 984-987
Type of Manuscript:  Special Section PAPER (Special Issue on Microwave and Millimeter-Wave Technology)
Category: 
Keyword: 
microstrip antennawaveguide feedingslot couplingmethod of moments
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