Kyoung-Pyo AHN


UWB Active Balun Design with Small Group Delay Variation and Improved Return Loss
Kyoung-Pyo AHN Ryo ISHIKAWA Kazuhiko HONJO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2011/05/01
Vol. E94-C  No. 5  pp. 905-908
Type of Manuscript:  BRIEF PAPER
Category: Microwaves, Millimeter-Waves
Keyword: 
differential modegroup delaynegative group delay (NGD) circuitreturn lossultra-wideband (UWB)
 Summary | Full Text:PDF(879.1KB)

Synthesis for Negative Group Delay Circuits Using Distributed and Second-Order RC Circuit Configurations
Kyoung-Pyo AHN Ryo ISHIKAWA Akira SAITOU Kazuhiko HONJO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2009/09/01
Vol. E92-C  No. 9  pp. 1176-1181
Type of Manuscript:  Special Section PAPER (Special Section on Recent Progress in Microwave and Millimeter-Wave Technologies and Their Applications)
Category: 
Keyword: 
band-rejection filtergroup delaynegative group delay (NGD) circuitultra-wideband (UWB)
 Summary | Full Text:PDF(1.2MB)

Ultra-Wideband, Differential-Mode Bandpass Filters with Four Coupled Lines Embedded in Self-Complementary Antennas
Akira SAITOU Kyoung-Pyo AHN Hajime AOKI Kazuhiko HONJO Koichi WATANABE 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2007/07/01
Vol. E90-C  No. 7  pp. 1524-1532
Type of Manuscript:  PAPER
Category: Electronic Circuits
Keyword: 
differential modeantennasband-pass filtersnotch filterslow-pass filtersimpedance transformer
 Summary | Full Text:PDF(1.1MB)