Invention Grant
- Patent Title: Universal tuner for mobile TV
- Patent Title (中): 通用调谐器用于手机电视
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Application No.: US11737222Application Date: 2007-04-19
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Publication No.: US07973861B2Publication Date: 2011-07-05
- Inventor: Mohy Abdelgany , Frank Carr , Hassan Elwan , Amr Fahim , Edward Youssoufian
- Applicant: Mohy Abdelgany , Frank Carr , Hassan Elwan , Amr Fahim , Edward Youssoufian
- Applicant Address: US CA Lake Forest
- Assignee: Newport Media, Inc.
- Current Assignee: Newport Media, Inc.
- Current Assignee Address: US CA Lake Forest
- Agency: Rahman LLC
- Main IPC: H04N5/50
- IPC: H04N5/50

Abstract:
A tuner for use in mobile television devices comprises at least one RF front end component comprising a LNA adapted to amplify mobile television signals; a PLL circuit to generate signals; and a pair of mixers to receive the signals from the LNA and the PLL circuit and downconvert the signals; an analog baseband component connected to the RF front end component, wherein the analog baseband component comprises I and Q channel signal paths each comprising a tunable high order impedance filter; at least one signal amplification stage; and a signal filter stage connected to the signal amplification stage, wherein the analog baseband component further comprises a plurality of switches operatively connected to the I and Q channel signal paths, and wherein the plurality of switches are selectively opened and closed in multiple configurations in order to allow the tuner to receive mobile TV signals for all mobile TV standards.
Public/Granted literature
- US20080259219A1 UNIVERSAL TUNER FOR MOBILE TV Public/Granted day:2008-10-23
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