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Vehicular microphone system

A microphone and vehicle-mounted technology, applied in transducer circuits, sensors, electrical components, etc., can solve problems such as poor anti-interference ability and poor fault tolerance, and achieve clear voice, strong fault tolerance, and enhanced anti-interference ability.

Active Publication Date: 2016-02-03
BEIJING SINCODE SCI & TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, its anti-interference ability is poor and its fault tolerance is poor

Method used

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  • Vehicular microphone system
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Embodiment Construction

[0030] The preferred embodiments of the present invention will be further described below in conjunction with the accompanying drawings; the corresponding relationship between the constituent elements in the claims and the specific examples in the embodiments can be exemplified as follows. The description herein is intended to confirm that specific examples used to support the subject matter stated in the claims are described in the embodiments, and since an example is described in the embodiments, it does not mean that the specific examples do not represent constituent elements. Conversely, even if a specific example is included here as an element characteristic corresponding to one constituent element, it does not mean that the specific example does not represent any other constituent element.

[0031] Furthermore, the description herein does not imply that all subject matter corresponding to specific examples set forth in the embodiments are recited in the claims. In other ...

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Abstract

The invention relates to a vehicular microphone system. The vehicular microphone system comprises a power line and a circuit board, wherein the circuit board is arranged in a shell and electrically connected with an electret; and an input and output filter circuit, an anti-static and anti-reverse circuit, a composite amplifier circuit and a filter combination and bias circuit sequentially connected are arranged on the circuit board. A vehicular microphone is good in performance, simple to use and high in reliability; and the vehicular microphone system is good in circuit performance, simple in structure, high in fault-tolerant capability, wide in electrical appliance use environment, steady, reliable, low in cost and large in market requirement.

Description

technical field [0001] The present invention relates to the technical field of vehicle-mounted voice electronic systems, in particular to a vehicle-mounted microphone system. Background technique [0002] With the popularization of automobiles in China and the growing automobile market, the demand for related on-board electronic auxiliary equipment is also increasing, such as on-board microphones. The automotive electronic auxiliary equipment market has grown correspondingly and has become a field of great commercial value; especially in the automotive audio system, a design with high performance and low cost will bring great business opportunities. The difference in design, the cost performance difference and the further difference in competitive advantage are one of the fundamentals for the survival of logo products. [0003] The Chinese utility model patent application with the patent number ZL201220743880.8 previously applied by the applicant discloses a microphone and ...

Claims

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Application Information

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IPC IPC(8): H04R3/00
Inventor 白云飞李跃武李晓艳
Owner BEIJING SINCODE SCI & TECH
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