Akira Yasuda - researchr alias

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Viewing Publication 1 - 25 from 25

2024

2020

Efficiency improvement method for low output of Multi Coils MotorTakeru Yoshida, Fumito Masuko, Akira Yasuda. iecon 2020: 949-954 [doi]

2019

Delta-Sigma ADC Based on Switched-Capacitor Integrator with FIR Filter StructureSatoshi Saikatsu, Akira Yasuda. ieicet, 102-A(3):498-506, 2019. [doi]

2017

An application for tree structure NSDEM to a directivity speaker with amplitude controlling a digitally direct driven speakerHideki Akiyama, Sogami Yasutaka, Akira Yasuda, Saikatu Satoshi. mixdes 2017: 73-78 [doi]

A high precision vernier type delta-sigma time to digital converterKengo Ando, Takahiro Kate, Satoshi Saikatsu, Akira Yasuda. mixdes 2017: 61-66 [doi]

Speaker system with 100-W high output power and 0.17% THD using 9-V power supply with digitally direct-driven techniqueYuki Furuya, Masayoshi Takahashi, Satoshi Saikatsu, Michitaka Yoshino, Akira Yasuda. iccel 2017: 452-455 [doi]

A delta-sigma DAC with feedforward jitter-shaper reducing jitter noiseShuta Masuda, Satoshi Saikatsu, Michitaka Yoshino, Akira Yasuda. mixdes 2017: 50-54 [doi]

A reduction of circuit size of digital direct-driven speaker architecture using segmented pulse shaping techniqueShingo Noami, Satoshi Saikatsu, Akira Yasuda. sips 2017: 1-6 [doi]

2016

Digital direct-driven speaker architecture using segmented pulse shaping techniqueGo Harumi, Satoshi Saikatsu, Michitaka Yoshino, Akira Yasuda. newcas 2016: 1-4 [doi]

A Data Mining Approach on the Structure of Patient Satisfaction in HCAHPS DatabasesMasumi Okuda, Akira Yasuda, Shusaku Tsumoto. ichi 2016: 311 [doi]

2015

The Effects of Waiting Time, Length of Stay, and Hospital Remodeling on the Structure of Patient SatisfactionMasumi Okuda, Akira Yasuda, Shusaku Tsumoto. icserv 2017: 287-297 [doi]

The Change of the Structure of Patient Satisfaction by Waiting Time, Length of Stay and Hospital Rebuilding in JapanMasumi Okuda, Akira Yasuda, Shusaku Tsumoto. icdm 2015: 336-344 [doi]

2014

2011

A novel audio playback chip using digitally driven speaker architecture with 80%@-10dBFS power efficiency, 5.5W@3.3V supply and 100dB SNRMichitaka Yoshino, Mitsuhiro Iwaide, Daigo Kuniyoshi, Hajime Ohtani, Akira Yasuda, Jun-ichi Okamura. cicc 2011: 1-4 [doi]

2004

A class-D amplifier using a spectrum shaping technique [audio power amplifier]Akira Yasuda, Takashi Kimura, Koichiro Ochiai, Toshihiko Hamasaki. cicc 2004: 173-176 [doi]

2002

1999

A 2.7-V, 200-kHz, 49-dBm, stopband-IIP3, low-noise, fully balanced gm-C filter ICTetsuro Itakura, Takashi Ueno, Hiroshi Tanimoto, Akira Yasuda, Ryuichi Fujimoto, Tadashi Arai, Hideyuki Kokatsu. jssc, 34(8):1155-1159, 1999. [doi]

1998

A third-order ΔΣ modulator using second-order noise-shaping dynamic element matchingAkira Yasuda, Hiroshi Tanimoto, Tetsuya Iida. jssc, 33(12):1879-1886, 1998. [doi]

1996

An offset-free LPF for π/4-shift QPSK signal generatorHiroshi Tanimoto, Tetsuro Itakura, Takashi Ueno, Akira Yasuda, Kazuhiro Oda. jssc, 31(12):2051-2055, 1996. [doi]

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