Title: Frequency down converter and isolative cover thereof
Application Number: 200510051951 Application Date: 2005.02.23
Publication Number: 1825755 Publication Date: 2006.08.30
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: H03D7/12,H03D7/00
Applicant(s) Name: Qiqi Science and Technology Co., Ltd. Address:
Inventor(s) Name: Shi Huangcheng, Li Zhengnan, Zhong Zongying, Lin H
Attorney & Agent: wei xiaogang li xiaoshu
Abstract:
     A frequency demultiplier includes a module frame, a frequency demultiplying circuit and an isolation cover, in which, the circuit is set in the frame, the cover is set above the circuit including a cavity and a modulation unit modulating sizes of said cavity.
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