Yukihiro FUJIMURA

EMI Reduction by Spread-Spectrum Clocking in Digitally-Controlled DC-DC Converters
Ibuki MORI  Yoshihisa YAMADA  Santhos A. WIBOWO  Masashi KONO  Haruo KOBAYASHI  Yukihiro FUJIMURA  Nobukazu TAKAI  Toshio SUGIYAMA  Isao FUKAI  Norihisa ONISHI  Ichiro TAKEDA  Jun-ichi MATSUDA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/04/01
Vol. E92-A  No. 4  pp. 1004-1011
Type of Manuscript: Special Section PAPER (Special Section on Advanced Technologies Emerging Mainly from the 21st Workshop on Circuits and Systems in Karuizawa)
Category: 
Keyword: 
PWM control,  spread-spectrum clock modulation,  EMI,  digitally-controlled DC-DC converter, 
  Summary |  Full Text:PDF (1.4MB)
Steep Down-Slope Sawtooth Wave Generator Utilizing Two Triangluar Waves Exclusively
Nobukazu TAKAI  Yukihiro FUJIMURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/04/01
Vol. E92-A  No. 4  pp. 1019-1023
Type of Manuscript: Special Section PAPER (Special Section on Advanced Technologies Emerging Mainly from the 21st Workshop on Circuits and Systems in Karuizawa)
Category: 
Keyword: 
sawtooth wave,  triangular wave,  switching regulator, 
  Summary |  Full Text:PDF (256.7KB)