Invention Grant
- Patent Title: Microphone system for a communication device
- Patent Title (中): 用于通信设备的麦克风系统
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Application No.: US10675437Application Date: 2003-09-30
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Publication No.: US07233679B2Publication Date: 2007-06-19
- Inventor: Sivakumar Muthuswamy , David Yeager
- Applicant: Sivakumar Muthuswamy , David Yeager
- Applicant Address: US IL Schaumburg
- Assignee: Motorola, Inc.
- Current Assignee: Motorola, Inc.
- Current Assignee Address: US IL Schaumburg
- Agent Barbara R. Doutre
- Main IPC: H04R25/00
- IPC: H04R25/00
Abstract:
A microphone system (100) includes a MEMS microphone (102) and at least one audio port (110) accessing the rear volume portion (106) of the MEMS microphone providing directional functionality, preferably through a MEMS switch (112).
Public/Granted literature
- US20050069164A1 Microphone system for a communication device Public/Granted day:2005-03-31
Information query
