Tatsumaro Hori
Los Gatos,USA
Summary
Experienced System Architect specialized in Signal Processing Architecture Specialist with 20 years working in sensors and HDD industry. Strong arts and design professional skilled in ASIC. Deep understanding of analog, digital and software enables excellence in partitioning system designs. Outstanding VBA skills generate innovative and creative solutions.
Overview
32
32
years of professional experience
Work History
Engineer
TDK Corporation
Chiba, Nagano, San Jose, Japan, USA
08.2001 - Current
- Enhanced in CAD design efficiency at InvenSense, a subsidiary in the U.S by developing many scripts.
- Optimized license agreements by analyzing EDA tool logs to identify unnecessary license without loss of productivity, resulting in a cost savings of $2.6 million.
- Spearheaded the design and rollout of a comprehensive assessment framework for Fluxgate current sensor
- Designed sensor whole system, control circuit, sensor, and developed the automatic evaluation system as a team leader
- Developed innovative testing tools for assessing performance of both HDD head modules, angle sensors, and liner scales
- Contributed to accelerating the development by processing the analysis of a huge amount of evaluation data using VBA
- Spearheaded the development of an ASIC for DC/DC converters, and designed whole ASIC system and analog circuit
Engineer
Texas Instruments Japan Inc.
Tokyo, Japan
01.1997 - 08.2001
- Pioneered the development of EEPR4 read channel IC, implementing an analog Viterbi detector and programmable filter
- Engineered an advanced digital servo control architecture within the EEEPR4 read channel IC framework
- Led the development of a complete cellular phone LCD driver system, driving cross-functional collaboration
Engineer
TDK Corporation
Kanagawa, Japan
04.1993 - 12.1996
- Executed comprehensive development of EEEPR4 read channel ICs with an emphasis on optimizing circuit efficiency
- Advanced industry standards by refining design specifications within Analog EPR4 projects
Education
Bachelor of Department of Electrical Engineering - Electrical Engineering
TOKYO UNIVERSITY OF SCIENCE
Tokyo, Japan03-1993
Skills
- HDD read channel control
- Analog circuit design
- Sensor IC and system architecture design
- EDA tool analysis
- License optimization
- Data analysis
- C language
- Basic
- VBA
- Python
- Japanese (Native level)
Publications
An Analog EPR4 Viterbi Detector in Read Channel IC for Magnetic Hard Disks, ISSCC1998
Patents
- Current sensor, JP,6551448,B, 07/12/19
- Current sensor and method for manufacturing bus bars, JP,6516058,B, 04/26/19
- Current sensor and method for manufacturing bus bars, JP,6471826,B, 02/01/19
- Position sensing device, JP,5761181,B, 06/19/15
- Angular rate sensor element, JP,4626858,B, 11/19/10
- Pulse generator, JP,4353791,B, 08/07/09
- Divider circuit, JP,4313298,B, 05/22/09
- Variable-gain circuit, JP,4181916,B, 09/05/08
- Variable gain and control signal generation circuit, JP,4176542,B, 08/29/08
- Short circuit protection, JP,4149373,B, 07/04/08
Timeline
Engineer
TDK Corporation
08.2001 - Current
Engineer
Texas Instruments Japan Inc.
01.1997 - 08.2001
Engineer
TDK Corporation
04.1993 - 12.1996
Bachelor of Department of Electrical Engineering - Electrical Engineering
TOKYO UNIVERSITY OF SCIENCE
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