TREA

Ji-Chyun Liu

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  • Taoyuan County, TW
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Patents Applicationslast 30 patents

  • Information Patent Application

    PHASE SHIFTER
    • Publication number 20100156557
    • Publication date Jun 24, 2010
    • SMARTANT TELECOM CO., LTD.
    • Dau-Chyrh CHANG
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    PHASE SHIFTER
    • Publication number 20100073105
    • Publication date Mar 25, 2010
    • Dau-Chyrh CHANG
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Adjustable Phase Shifter For Antenna
    • Publication number 20090033438
    • Publication date Feb 5, 2009
    • SmartAnt Telecom Co., Ltd.
    • Dau-Chyrh Chang
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Dual-mode dual-ring band-pass filter
    • Publication number 20080129419
    • Publication date Jun 5, 2008
    • Chin-Shen Cheng
    • H01 - BASIC ELECTRIC ELEMENTS