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IEICE Trans

Takahiro SEKI

Online Weight Balancing on the Unit Circle
Hiroshi FUJIWARA Takahiro SEKI Toshihiro FUJITO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2016/03/01
Vol. E99-D  No. 3  pp. 567-574
Type of Manuscript:  Special Section PAPER (Special Section on Foundations of Computer Science---Developments of the Theory of Algorithms and Computation---)
Category: 
Keyword: 
online algorithm, competitive analysis, computational geometry, online optimization, 
 Summary | Full Text:PDF
A Low-Noise and Highly-Linear Transmitter with Envelope Injection Pre-Power Amplifier for Multi-Mode Radio
Shouhei KOUSAI Daisuke MIYASHITA Junji WADATSUMI Rui ITO Takahiro SEKIGUCHI Mototsugu HAMADA Kenichi OKADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2011/02/01
Vol. E94-A  No. 2  pp. 592-602
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
multi-mode radio, wideband transmitter, active matching, envelope injection, 
 Summary | Full Text:PDF
Dynamic Voltage and Frequency Management for a Low-Power Embedded Microprocessor
Takahiro SEKI Satoshi AKUI Katsunori SENO Masakatsu NAKAI Tetsumasa MEGURO Tetsuo KONDO Akihiko HASHIGUCHI Hirokazu KAWAHARA Kazuo KUMANO Masayuki SHIMURA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2005/04/01
Vol. E88-C  No. 4  pp. 520-527
Type of Manuscript:  Special Section PAPER (Special Section on Low-Power LSI and Low-Power IP)
Category: Digital
Keyword: 
adaptive supply voltage control, autonomous clock frequency control, leakage power compensation, embedded DRAM, wideband bus architecture, 
 Summary | Full Text:PDF
Noise Robust Speech Recognition Using F0 Contour Information
Koji IWANO Takahiro SEKI Sadaoki FURUI 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2004/05/01
Vol. E87-D  No. 5  pp. 1102-1109
Type of Manuscript:  Special Section PAPER (Special Section on Speech Dynamics by Ear, Eye, Mouth and Machine)
Category: 
Keyword: 
noise robust speech recognition, prosody, fundamental frequency (F0) contour, multi-stream HMM, Hough transform, 
 Summary | Full Text:PDF