Invention Grant
- Patent Title: Amplification circuit for driving a diffuser
- Patent Title (中): 用于驱动扩散器的放大电路
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Application No.: US12402315Application Date: 2009-03-11
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Publication No.: US08223991B2Publication Date: 2012-07-17
- Inventor: Federico Forte
- Applicant: Federico Forte
- Applicant Address: IT Agrate Brianza
- Assignee: STMicroelectronics S.r.l.
- Current Assignee: STMicroelectronics S.r.l.
- Current Assignee Address: IT Agrate Brianza
- Agency: Seed IP Law Group PLLC
- Priority: ITMI2008A00930 20080521
- Main IPC: H04B15/00
- IPC: H04B15/00
Abstract:
An amplification circuit for driving an audio signal diffuser that includes a generation circuit of a first pre-charging signal, the generation circuit including an amplifier provided with an input terminal for receiving the first pre-charging signal and provided with an output terminal for providing a second pre-charging signal as a function of the first pre-charging signal, and a decoupling capacitor of the amplifier from the diffuser, the capacitor connected to the output terminal for charging by the second pre-charging signal.
Public/Granted literature
- US20090289704A1 AMPLIFICATION CIRCUIT FOR DRIVING A DIFFUSER Public/Granted day:2009-11-26
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