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Sound detection circuit system

A circuit system and sound detection technology, applied in the direction of transducer circuits, electrical components, sensors, etc., can solve the problems of poor tuning effect and failure to achieve the effect, and achieve the effect of simple structure, small size and convenient use

Inactive Publication Date: 2019-01-08
ZHENGZHOU INST OF TECH
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  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0003] The purpose of the present invention is to provide a sound detection circuit system to solve the problem that most of the existing musical instruments proposed in the background technology are tuned by manual listening test and then debugged, the tuning effect is poor, and the ideal effect is often not achieved The problem

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Embodiment Construction

[0013] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

[0014] see Figure 1-2 , the present invention provides a technical solution: a sound detection circuit system, comprising a sound collection and processing device 8, the bottom end of the sound collection and processing device 8 is screwed to a power supply device 9, the sound collection and processing device 8 includes a sound collector 1, a sound collection The positive and negative poles of the device 1 are connected with a signal amplifier 2, the output o...

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Abstract

The invention discloses a sound detection circuit system in the field of audio transmission technology. The system includes a sound acquisition and processing device, the bottom end of the sound acquisition and processing device is screwed to a power supply device. The sound acquisition and processing device includes a sound collecting device, the positive and negative poles of the sound collectorare connected with a signal amplifier, the output terminal of the signal amplifier is connected with the input terminal of the A / D converter. The output of A / D converter is connected with microprocessor. An output terminal of the microprocessor is connected with an input terminal of a first Bluetooth transmission module. The output end of the first Bluetooth transmission module is electrically connected with the input end of the second Bluetooth transmission module, and the output end of the second Bluetooth transmission module is connected with the input end of the PC main board. The devicehas the advantages of simple structure, convenient use, and effective improvement of tuning effect and accuracy.

Description

technical field [0001] The invention discloses a sound detection circuit system, in particular to the technical field of audio sampling transmission. Background technique [0002] Most of the musical instruments need to be tuned before leaving the factory to ensure that the musical instruments can be used normally. Most of the existing musical instruments are tuned by manual listening tests and then debugged. The tuning effect is poor, and the desired effect is often not achieved. Contents of the invention [0003] The purpose of the present invention is to provide a sound detection circuit system to solve the problem that most of the existing musical instruments proposed in the background technology are tuned by manual listening test and then debugged, the tuning effect is poor, and the ideal effect is often not achieved The problem. [0004] In order to achieve the above object, the present invention provides the following technical solutions: a sound detection circuit ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04R29/00H04R3/00
CPCH04R3/00H04R29/00H04R2420/05
Inventor 时伟甄敬然张学涛高飞李红丽张战胜郭亚楠邵保险陈俊民
Owner ZHENGZHOU INST OF TECH