Title: Universal dual-output low noise satellite frequency demultiplier
Application Number: 200510051252 Application Date: 2005.03.03
Publication Number: 1829077 Publication Date: 2006.09.06
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: H03D7/00,H01P1/36,H01Q15/24,H04B7/00
Applicant(s) Name: Skyworks Inc. Address:
Inventor(s) Name:
Attorney & Agent: wang mengxia yu changhua
Abstract:
     The present invention refers to an universal type double output low noise satellite frequency demultiplier (Universal Twin LNB). Said invention contains preposition RF amplifier RF amplifier, energy dispenser, insulation assembly and signal switching module, satellite level signal and vertical signal processed by preposition RF amplifier RF amplifier, distinguishing signal to signal switching module through energy dispenser and insulate assembly, finally using RF amplifier RF amplifier selecting signal direction of polarization through signal switching module, using switch switching local concussion to high wave band or low band, combining RF amplifier switch, capable of generating four kinds of different signal outputting. Said inventing can provide two users to control satellite frequency demultiplier signal switching circuit and selecting a satellite wave band as outputting signal.
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