Masao HOTTA


Robust Cyclic ADC Architecture Based on β-Expansion
Rie SUZUKI  Tsubasa MARUYAMA  Hao SAN  Kazuyuki AIHARA  Masao HOTTA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2013/04/01
Vol. E96-C  No. 4  pp. 553-559
Type of Manuscript: Special Section PAPER (Special Section on Solid-State Circuit Design—Architecture, Circuit, Device and Design Methodology)
Category: 
Keyword: 
robust ADCβ-expansionredundancycyclic ADCradix-value estimation algorithm
  Summary |  Full Text:PDF (1.8MB)

Non-binary Pipeline Analog-to-Digital Converter Based on β-Expansion
Hao SAN  Tomonari KATO  Tsubasa MARUYAMA  Kazuyuki AIHARA  Masao HOTTA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2013/02/01
Vol. E96-A  No. 2  pp. 415-421
Type of Manuscript: Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
non-binary AD conversionβ-expansionpipeline ADCswitched-capacitor circuitsmultiply-by-β MDAC
  Summary |  Full Text:PDF (1.4MB)

A Cascaded Folding ADC Based on Fast-Settling 3-Degree Folders with Enhanced Reset Technique
Koichi ONO  Takeshi OHKAWA  Masahiro SEGAMI  Masao HOTTA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2010/03/01
Vol. E93-C  No. 3  pp. 288-294
Type of Manuscript: Special Section PAPER (Special Section on Circuits and Design Techniques for Advanced Large Scale Integration)
Category: 
Keyword: 
ADCfoldinginterpolationresetaveragingerror correction
  Summary |  Full Text:PDF (771.7KB)

SAR ADC Algorithm with Redundancy and Digital Error Correction
Tomohiko OGAWA  Haruo KOBAYASHI  Yosuke TAKAHASHI  Nobukazu TAKAI  Masao HOTTA  Hao SAN  Tatsuji MATSUURA  Akira ABE  Katsuyoshi YAGI  Toshihiko MORI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/02/01
Vol. E93-A  No. 2  pp. 415-423
Type of Manuscript: Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
SAR ADCdigital error correctionnon-binaryredundancy
  Summary |  Full Text:PDF (631.6KB)

A Second-Order Multibit Complex Bandpass ΔΣAD Modulator with I, Q Dynamic Matching and DWA Algorithm
Hao SAN  Yoshitaka JINGU  Hiroki WADA  Hiroyuki HAGIWARA  Akira HAYAKAWA  Haruo KOBAYASHI  Tatsuji MATSUURA  Kouichi YAHAGI  Junya KUDOH  Hideo NAKANE  Masao HOTTA  Toshiro TSUKADA  Koichiro MASHIKO  Atsushi WADA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2007/06/01
Vol. E90-C  No. 6  pp. 1181-1188
Type of Manuscript: Special Section PAPER (Special Section on Analog Circuits and Related SoC Integration Technologies)
Category: 
Keyword: 
complex bandpass ΔΣAD modulatorIQ path mismatchesdynamic matchingmiltibitdata-weighted averaging
  Summary |  Full Text:PDF (1.1MB)

Key Technologies for Miniaturization and Power Reduction of Analog-to-Digital Converters for Video Use
Masao HOTTA  Tatsuji MATSUURA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2006/06/01
Vol. E89-C  No. 6  pp. 664-672
Type of Manuscript: Special Section PAPER (Special Section on Analog Circuit and Device Technologies)
Category: INVITED
Keyword: 
analog-to-digital converterADCpipelinetime-interleavingself-calibration and look-ahead pipeline
  Summary |  Full Text:PDF (1.5MB)

Complex Bandpass ΔΣAD Modulator Architecture without I, Q-Path Crossing Layout
Hao SAN  Akira HAYAKAWA  Yoshitaka JINGU  Hiroki WADA  Hiroyuki HAGIWARA  Kazuyuki KOBAYASHI  Haruo KOBAYASHI  Tatsuji MATSUURA  Kouichi YAHAGI  Junya KUDOH  Hideo NAKANE  Masao HOTTA  Toshiro TSUKADA  Koichiro MASHIKO  Atsushi WADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/04/01
Vol. E89-A  No. 4  pp. 908-915
Type of Manuscript: Special Section PAPER (Special Section on Selected Papers from the 18th Workshop on Circuits and Systems in Karuizawa)
Category: 
Keyword: 
complex bandpass ΔΣAD modulatorIQ path mismatchesdynamic matchingmultiplexer
  Summary |  Full Text:PDF (821.1KB)

High-Speed Continuous-Time Subsampling Bandpass ΔΣ AD Modulator Architecture Employing Radio Frequency DAC
Masafumi UEMORI  Haruo KOBAYASHI  Tomonari ICHIKAWA  Atsushi WADA  Koichiro MASHIKO  Toshiro TSUKADA  Masao HOTTA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/04/01
Vol. E89-A  No. 4  pp. 916-923
Type of Manuscript: Special Section PAPER (Special Section on Selected Papers from the 18th Workshop on Circuits and Systems in Karuizawa)
Category: 
Keyword: 
continuous-timesubsamplingbandpassΔΣ modulatorRF DACjitter
  Summary |  Full Text:PDF (1.6MB)

FOREWORD
Masao HOTTA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/06/01
Vol. E84-A  No. 6  pp. 1361-1361
Type of Manuscript: FOREWORD
Category: 
Keyword: 
  Summary |  Full Text:PDF (26.2KB)

FOREWORD
Masao HOTTA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/02/01
Vol. E84-A  No. 2  pp. 485-485
Type of Manuscript: FOREWORD
Category: 
Keyword: 
  Summary |  Full Text:PDF (82.1KB)

Design of Low-Distortion MOS OTA Based on Cross-Coupled Differential Amplifier and Its Application for Active Filters
Koichi ONO  Nobuo FUJII  Shigetaka TAKAGI  Masao HOTTA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1994/02/20
Vol. E77-A  No. 2  pp. 363-370
Type of Manuscript: Special Section PAPER (Special Section on High-Performance MOS Analog Circuits)
Category: 
Keyword: 
low-distortion circuitMOS OTAactive filters
  Summary |  Full Text:PDF (625.5KB)