Hanxin
Encyclopedia
Hanxin is the name of a digital signal processing
(DSP) microchip
. A Chinese professor, Chen Jin
, claimed to have developed the chip in 2003. Chen Jin was a professor at the prestigious Jiaotong University
in Shanghai
. The Hanxin 1 was reportedly the first DSP chip to have been wholly developed in China
; however, the chip was later revealed to be a duplicate of a chip developed in the West, with the original identifications sanded away.
wrote an article about the forgery of this DSP chip with very detailed references. Later various Chinese media including Ming Pao
, a Hong Kong
newspaper, claims that various ministries of the Chinese government have been investigating the Hanxin, and Chen may have duplicated a Freescale DSP from the West
. Ming Pao claimed on March 14, 2006 that the investigation had determined that the claims by Chen were exaggerated, and that the investigation was continuing.
On May 12, 2006, the China News Service
reported that Chen's research was faked and the Hanxin project had been cancelled.
The government decided to retrieve all funds allocated to the Hanxin research, and permanently banned Chen from doing any government-funded research and ordered him to return investment money. He could also face a criminal investigation.
Digital signal processing
Digital signal processing is concerned with the representation of discrete time signals by a sequence of numbers or symbols and the processing of these signals. Digital signal processing and analog signal processing are subfields of signal processing...
(DSP) microchip
Integrated circuit
An integrated circuit or monolithic integrated circuit is an electronic circuit manufactured by the patterned diffusion of trace elements into the surface of a thin substrate of semiconductor material...
. A Chinese professor, Chen Jin
Chen Jin (professor)
Chen Jin was born in coastal Fujian Province in 1968, along with a twin brother. Earned a bachelor's degree at Tongji University in Shanghai and in 1991, moved to the United States to study computer engineering at the University of Texas at Austin....
, claimed to have developed the chip in 2003. Chen Jin was a professor at the prestigious Jiaotong University
Shanghai Jiao Tong University
Shanghai Jiao Tong University or SJTU), sometimes referred to as Shanghai Jiaotong University , is a top public research university located in Shanghai, China. Shanghai Jiao Tong University is known as one of the oldest and most prestigious universities in China...
in Shanghai
Shanghai
Shanghai is the largest city by population in China and the largest city proper in the world. It is one of the four province-level municipalities in the People's Republic of China, with a total population of over 23 million as of 2010...
. The Hanxin 1 was reportedly the first DSP chip to have been wholly developed in China
People's Republic of China
China , officially the People's Republic of China , is the most populous country in the world, with over 1.3 billion citizens. Located in East Asia, the country covers approximately 9.6 million square kilometres...
; however, the chip was later revealed to be a duplicate of a chip developed in the West, with the original identifications sanded away.
Exposure
At the beginning of 2006, an anonymous user in a popular Chinese internet forum Tianya ClubTianya Club
Tianya Club is an Internet forum in China; currently it is the 12th most visited site in the People's Republic of China and 72nd overall. It was founded on 14 February 1999.It provides BBS, blog, microblog and photo album services....
wrote an article about the forgery of this DSP chip with very detailed references. Later various Chinese media including Ming Pao
Ming Pao
Ming Pao is a Chinese language newspaper published by Ming Pao Group in Hong Kong. In the 1990s, Ming Pao established four overseas branches in North America, each provides independent reporting on local news and collect local advertisements. Currently, only the two Canadian editions remain: Ming...
, a Hong Kong
Hong Kong
Hong Kong is one of two Special Administrative Regions of the People's Republic of China , the other being Macau. A city-state situated on China's south coast and enclosed by the Pearl River Delta and South China Sea, it is renowned for its expansive skyline and deep natural harbour...
newspaper, claims that various ministries of the Chinese government have been investigating the Hanxin, and Chen may have duplicated a Freescale DSP from the West
Western world
The Western world, also known as the West and the Occident , is a term referring to the countries of Western Europe , the countries of the Americas, as well all countries of Northern and Central Europe, Australia and New Zealand...
. Ming Pao claimed on March 14, 2006 that the investigation had determined that the claims by Chen were exaggerated, and that the investigation was continuing.
On May 12, 2006, the China News Service
China News Service
The China News Service is the second largest state-owned news agency in the People's Republic of China, after the Xinhua News Agency. It serves mainly overseas Chinese and residents of Hong Kong, Macau, and Taiwan....
reported that Chen's research was faked and the Hanxin project had been cancelled.
The government decided to retrieve all funds allocated to the Hanxin research, and permanently banned Chen from doing any government-funded research and ordered him to return investment money. He could also face a criminal investigation.