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    The first electronic computer of China: DJS11 

    The first random access memory MOS 1024 of China


    1965: The first atomic clock in China.
    1965: The first 10cm backward wave tube in China.
    1973: Designed and developed China's first Million-Instructions-Per-Second (MIPS) integrated circuit computer DJS11 (a.k.a.Computer 150). 
    1974: Developed the mid-level computer DJS18 (a.k.a. Ccomputer 6912), and designed China's first multi-task operating system.
    1975: Developed three types of large scale integrated (LSI) circuits, 1K MOS DRAMs.
    1977: The first applicable Optical Fiber Communication System in Telephone Exchange office in China.
    1979: Prof. Wu established the model of photoelectric emission of Ag-O-Cs cathode, which has received international recognition and is referred to as "Wu’s theory". 
    1980s: Automatic fingerprint recognition technology of Peking University reached the world's  highest level, and the nation’s largest fingerprint technology industry was established.
    1981: As one of the national satellite communication system experiments, the CDMA system  had awarded as the first prize in the National Defense Important Technology Innovation.
    1990s: As the result of twenty years' efforts of the "Jade Bird Project", successfully developed China's first large-scale software development environment: the Jade Bird System, which provided key technology infrastructures for the Chinese software industry.
    1990: The first mobile satellite earth station for military use.
    1997: The first set of Wavelength Division Multiplexing (WDM) optical fiber communication engineering between Guangzhou City and Shenzhen City with international advance level was developed and built up in China.
    2004: Built the first voice and data integrated satellite communication VSAT network in China.

    Institute of Fundamental Experiment Education 
    Institute of Electronic Engineering       
    Institute of Quantum Electronics    
    Institute of Photonic and Communication  
    Institute of Physical Electronics    
    Institute of Software       
    Institute of Computer Network and Information System
    Institute of Computational Linguistics   
    Institute of Computer Architecture    
    Institute of Digital Media      
    Institute of Microelectronics     
    Center for Information Science    



    Contact Us:

    Tel: +86-10-62751775
    Fax: +86-10-62759444
    Science Buildings, Peking University
    Code: 100871


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