history
| 2000- |
2000 |
- Developed 52.5 Gbits/in2 perpendicular magnetic recording method
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 *figure9 *figure10 *figure11 |
| 2001 |
- Developed Notary and Certificate Authority systems for e-government
- Developed mobile web-gateway system
- Developed application processor for mobile phones
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| 2002 |
- Developed world's first silent liquid-cooling notebook PC
- Developed world's smallest 0.3 mm square contactless IC chip
*figure9
- Developed compact DNA analysis system genetic for SNP typing
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| 2003 |
- Developed and commercialized compact, highly accurate, high-speed finger vein authentication system
*figure10
- Successful measurement of infant brain functions using optical topography
- Dr. Hideaki Koizumi, a Hitachi Fellow, presented a lecture at the 400th Anniversary of the Foundation of the Pontifical Academy of Sciences, Vatican City
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| 2004 |
- Developed world's smallest sensor-net terminal with a battery life of over one year
- Developed high-temperature lead-free solder paste
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| 2005 |
- Explosives Trace Detection System received U.S. TSA certification
- Exhibited "EMIEW" two-wheel mobile robot capable of direct dialogue at the 2005 World Exposition Aichi, Japan
*figure11
- Established Hitachi (China) Research & Development Corporation
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| 2006 |
- Confirmation of electro-luminescence phenomena on injection of electrical current in ultra-thin silicon film
- Basic experiment on the application of Optical Topography as a brain-machine interface
- Mass production of 2.5-inch HDD using perpendicular magnetic recording technology
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