"Atsumi Niwa,Takahide Sato,Shigetaka Takagi,Nobuo Fujii","Novel DC Offset Cancellation in Direct Conversion Receivers","2008 3rd Interantional Sympsium on Communication, Control and Signal Procesing","Proceedings of 2008 3rd Interantional Sympsium on Communication, Control and Signal Procesing","IEEE","Vol. CDROM",,"pp. 584-587",2008,Mar.
"’O‰H“Ä�e,�‚–Ø–Î�F,“¡ˆä�M�¶","ƒ_ƒCƒŒƒNƒgƒRƒ“ƒo�[ƒWƒ‡ƒ“Žó�M‹@—pDCƒIƒtƒZƒbƒg�œ‹Ž‰ñ˜H‚̈ê�\�¬–@","“dŽq‰ñ˜HŒ¤‹†‰ï","“d‹CŠw‰ïŒ¤‹†‰ïŽ‘—¿","“d‹CŠw‰ï","Vol. ECT-08","No. 36","pp. 47-52",2008,Mar.
"’O‰H“Ä�e,�‚–Ø–Î�F,�²“¡—²‰p,“¡ˆä�M�¶","’á‚¢ŽÕ’fŽü”g�”‚ð—L‚·‚é�‚ˆæ’ʉ߃tƒBƒ‹ƒ^‚Ì�W�ω»ŽÀŒ»‚Æ‚»‚̉ž—p","“dŽq‰ñ˜HŒ¤‹†‰ï","“d‹CŠw‰ïŒ¤‹†‰ïŽ‘—¿","“d‹CŠw‰ï","Vol. ECT-07","No. 77","pp. 59-64",2007,Oct.
"Shigetaka Takagi,Takahide Sato,Atsumi Niwa,Nobuo Fujii","Equivalent Replacement of OTAs by Resistive Networks in Leapfrog Filters with Transmission Zeros","2006 IEEJ International Analog VLSI Workshop","Proc. IEEJ 2006 International Analog VLSI Workshop",,"Vol. CD-ROM",,,2006,Nov.