Invention Grant
- Patent Title: Fully differential low-noise capacitor microphone circuit
- Patent Title (中): 全差分低噪声电容麦克风电路
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Application No.: US12903553Application Date: 2010-10-13
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Publication No.: US08644529B2Publication Date: 2014-02-04
- Inventor: Muhammad Ejaz , Kelly Statham
- Applicant: Muhammad Ejaz , Kelly Statham
- Applicant Address: US OH Solon
- Assignee: CAD Audio, LLC
- Current Assignee: CAD Audio, LLC
- Current Assignee Address: US OH Solon
- Agency: Emerson Thomson Bennett, LLC
- Agent Roger D. Emerson; Sergey Vernyuk
- Main IPC: H04R1/04
- IPC: H04R1/04
Abstract:
A microphone circuit includes a capacitor capsule and first and second impedance converters connected differentially to the capacitor capsule. The microphone circuit includes first and second output buffer amplifiers connected differentially to the first and second impedance converters.
Public/Granted literature
- US20110085683A1 FULLY DIFFERENTIAL LOW-NOISE CAPACITOR MICROPHONE CIRCUIT Public/Granted day:2011-04-14
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