CN108650604B

CN108650604B - High fidelity radio equipment

Info

Publication number: CN108650604B
Application number: CN201810667742.8A
Authority: CN
Inventors: 邱洪波
Original assignee: Tongxiang Yizhi Jianneng Information Technology Co ltd
Current assignee: Tongxiang Zhimeng Intellectual Property Operation Co ltd
Priority date: 2018-06-26
Filing date: 2018-06-26
Publication date: 2021-01-05
Anticipated expiration: 2038-06-26
Also published as: CN108650604A

Abstract

The high-fidelity radio equipment comprises a radio piezoelectric body, wherein an electrode layer is arranged on the radio piezoelectric body, a radio piezoelectric layer is arranged on the electrode layer, a sound wave acquisition matrix is arranged on the radio piezoelectric layer, a graphene layer is used as a receiving piezoelectric layer, graphene is a novel nano material which is thinnest, the largest in strength and the strongest in electric conductivity at present, the graphene has brittleness and hardness, and has better mechanical wave conduction effects such as sound waves and the like, in addition, attenuation is not generated in echo return and piezoelectric action, and the conduction resolution and echo fidelity of the sound wave acquisition matrix are improved.

Description

High fidelity radio equipment

Technical Field

The invention relates to sound collection equipment, in particular to radio equipment with high fidelity rate.

Background

With the continuous reduction of the volume and the continuous improvement of the performance of electronic products, people have higher and higher requirements on the volume and the performance of radio equipment used by the electronic products. The electret condenser microphone radio equipment of present volume production is mostly the three-layer circuit board structure of connecting through the fixed glue or adds metal casing's packaging structure for the circuit board. These kinds of radio equipment are complex in structure, low in sensitivity and weak in noise resistance.

Graphene is a two-dimensional carbon material that is a two-dimensional crystal that is exfoliated from graphite material and is composed of carbon atoms only one layer of atomic thickness. Is a novel nano material which is thinnest, has the greatest strength and has the strongest electric and heat conducting performance at present. The graphene has brittleness, high hardness and good mechanical wave conduction effects such as sound waves and the like.

The radio mechanism in the prior art generally adopts a metal vibrating diaphragm, and the metal vibrating diaphragm can generate echo flutter when collecting sound waves due to the physical characteristics of the metal vibrating diaphragm, so that the radio effect is poor, and therefore a new radio device needs to be developed, and the radio fidelity rate is improved.

Disclosure of Invention

Aiming at the technical problems in the prior art, the invention provides novel radio equipment with high sound wave transmission effect and high fidelity rate by means of the characteristics of graphene.

In order to achieve the purpose, the invention provides the following technical scheme:

a high-fidelity radio device comprises a radio piezoelectric body, wherein an electrode layer is arranged on the radio piezoelectric body, a radio piezoelectric layer is arranged on the electrode layer, and a sound wave acquisition matrix is arranged on the radio piezoelectric layer; one surface of the sound-receiving piezoelectric body, which is in contact with the electrode layer, is provided with a convex surface, one surface of the electrode layer, which is in contact with the sound-receiving piezoelectric body, is provided with a concave surface, and the convex surface of the sound-receiving piezoelectric body is matched with the concave surface on the electrode layer in shape; the another side relative rather than the sunken face on the electrode layer sets up to the plane, the one side that the plane of radio reception piezoelectric layer and electrode layer contacted sets up to the plane, the one side that the radio reception piezoelectric layer does not contact with the electrode layer sets up to sunken face, the sound wave gather the matrix with the one side that the sunken face of radio reception piezoelectric layer contacted sets up to protruding face, the protruding face of sound wave gather the matrix with the sunken face shape cooperation that appears of radio reception piezoelectric layer.

Furthermore, one surface of the sound wave collecting matrix, which is not in contact with the concave surface of the sound receiving piezoelectric layer, is set to be a convex surface.

Furthermore, the protruding radian of the surface, which is not contacted with the concave surface of the sound reception piezoelectric layer, of the sound wave collection matrix is smaller than the protruding radian of the surface, which is contacted with the concave surface of the sound reception piezoelectric layer, of the sound wave collection matrix.

Furthermore, the sound-receiving piezoelectric body is arranged on the epoxy resin substrate layer.

Advantageous effects

The high-fidelity radio equipment comprises a radio piezoelectric body, wherein an electrode layer is arranged on the radio piezoelectric body, a radio piezoelectric layer is arranged on the electrode layer, a sound wave acquisition matrix is arranged on the radio piezoelectric layer, a graphene layer is used as the radio piezoelectric layer, graphene is a novel nano material which is thinnest, the largest in strength and the strongest in electric conductivity at present, the graphene has brittleness and high hardness, and has good mechanical wave conduction effects such as sound waves and the like, in addition, attenuation is not generated in echo return and piezoelectric action, and the conduction resolution and echo fidelity of the sound wave acquisition matrix are improved.

Drawings

FIG. 1 is a schematic cross-sectional distribution of the present invention.

Fig. 2 is an overall cross-sectional schematic view of the present invention.

Reference numerals: 1: sound reception piezoelectric body, 2: electrode layer, 3: sound reception piezoelectric layer, 4: and collecting a matrix by sound waves.

Detailed Description

The present invention will be described in detail below with reference to specific embodiments and the accompanying drawings.

A high-fidelity radio device comprises a radio piezoelectric body 1, wherein an electrode layer 2 is arranged on the radio piezoelectric body 1, a radio piezoelectric layer 3 is arranged on the electrode layer 2, and a sound wave acquisition matrix 4 is arranged on the radio piezoelectric layer 3; the surface of the sound-receiving piezoelectric body 1, which is in contact with the electrode layer 2, is a convex surface, the surface of the electrode layer 2, which is in contact with the sound-receiving piezoelectric body 1, is a concave surface, and the convex surface of the sound-receiving piezoelectric body 1 is in shape fit with the concave surface on the electrode layer 2; the other side opposite to the sunken surface on the electrode layer 2 is set to be a plane, one side of the sound reception piezoelectric layer 3 contacting with the plane of the electrode layer 2 is set to be a plane, one side of the sound reception piezoelectric layer 3 not contacting with the electrode layer 2 is set to be a sunken surface, one side of the sound wave collection matrix 4 contacting with the sunken surface of the sound reception piezoelectric layer 3 is set to be a convex surface, and the convex surface of the sound wave collection matrix 4 is matched with the sunken surface of the sound reception piezoelectric layer 3 in a shape.

In order to ensure the emission effect of mechanical waves, one surface of the sound wave collection matrix 4, which is not in contact with the concave surface of the sound reception piezoelectric layer, is set to be a convex surface.

In order to avoid mutual interference between mechanical wave emission and echo waves, the convex radian of the surface, not in contact with the concave surface of the sound reception piezoelectric layer, of the sound wave acquisition matrix 4 is smaller than the convex radian of the surface, in contact with the concave surface of the graphene emission/sound reception piezoelectric layer, of the sound wave acquisition matrix.

In order to make the irradiation matrix stably held, the sound-receiving piezoelectric body 1 is disposed on an epoxy resin base layer.

High fidelity radio reception equipment includes the radio reception piezoelectricity body, be provided with the electrode layer on the radio reception piezoelectricity body, be provided with the radio reception piezoelectric layer on the electrode layer, be provided with the sound wave on the radio reception piezoelectric layer and gather the matrix, use graphite alkene layer as the radio reception piezoelectric layer, graphite alkene is the thinnest at present, intensity is the biggest, the strongest novel nano-material of electric conductive property, graphite alkene itself has fragility, hard big, has mechanical wave conduction effects such as better sound wave to there is not the decay in the passback of echo and piezoelectricity effect, improved the conduction resolution ratio and the echo fidelity rate of sound wave collection matrix.

Claims

1. a high-fidelity sound-receiving device, characterized in that the sound-receiving device comprises a sound-receiving piezoelectric body, an electrode layer is provided on the sound-receiving piezoelectric body, and a sound-receiving piezoelectric layer is provided on the electrode layer, and the A sound wave collection matrix is arranged on the sound collecting piezoelectric layer; the side of the sound collecting piezoelectric body in contact with the electrode layer is set as a convex surface, and the side of the electrode layer in contact with the sound collecting piezoelectric body is set as a concave surface, and the sound collecting piezoelectric body is set as a concave surface. The convex surface of the electric body forms a shape fit with the concave surface on the electrode layer; the other surface of the electrode layer opposite to the concave surface is set as a plane, and the side of the sound-collecting piezoelectric layer in contact with the plane of the electrode layer Set as a plane, the side of the sound-collecting piezoelectric layer that is not in contact with the electrode layer is set as a concave surface, and the side of the acoustic wave collection matrix that is in contact with the concave surface of the sound-collecting piezoelectric layer is set as a convex surface. The convex surface of the sound wave collecting matrix forms a shape matching with the concave surface of the sound collecting piezoelectric layer, and the sound collecting piezoelectric layer is a graphene layer.

2 . The high-fidelity sound pickup device according to claim 1 , wherein the side of the sound wave collection matrix that is not in contact with the concave surface of the sound pickup piezoelectric layer is set as a convex surface. 3 .

3. The high-fidelity sound-receiving device according to claim 2, wherein the convex radian of the side of the sound-wave collection matrix that is not in contact with the concave surface of the sound-collecting piezoelectric layer is smaller than the sound wave collection matrix. The convex arc of the side contacting the concave side of the sound-collecting piezoelectric layer.

4 . The high-fidelity sound pickup device according to claim 3 , wherein the sound pickup piezoelectric body is arranged on the epoxy resin matrix layer. 5 .