CN204291295U - A kind of microphone changing sound style - Google Patents
A kind of microphone changing sound style Download PDFInfo
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- CN204291295U CN204291295U CN201420562341.3U CN201420562341U CN204291295U CN 204291295 U CN204291295 U CN 204291295U CN 201420562341 U CN201420562341 U CN 201420562341U CN 204291295 U CN204291295 U CN 204291295U
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Abstract
The utility model relates to microphone, specifically a kind of microphone changing sound style, the frequency response adjustment electric network for processing respectively the audio signal of different frequency is electrically connected with at the output of described miaow core, combined by the frequency response of the passive dividing network of resistance, electric capacity and inductor design, form different trapper networks respectively, same audio signal enter different filling ripple device networks out after amplitude-frequency characteristic there occurs larger change, achieve different sound styles whereby.Not only simple, simple for structure, easy to operate, the required cost of circuit is low, sound style varied for the microphone of the changed sound style that the utility model provides, and acoustical quality is good, achieve the alternative sounds style conversion under low cost, easy and simple to handle, widely applicable, be especially applicable to KTV public place of entertainment, family and enterprises and institutions' multifunctional conference system.
Description
Technical field
The utility model relates to microphone, specifically a kind of microphone changing sound style.
Background technology
Regular microphones only has a kind of fixing sound style, is difficult to meet different instructions for uses and adapt to different environments for use, and need to rely on external equipment to carry out the adjustment of sound style, complex structure, complex operation, required cost is higher.
Utility model content
Primary and foremost purpose of the present utility model is to provide a kind of microphone changing sound style, and concrete scheme of the present utility model is as follows for achieving the above object:
Changing a microphone for sound style, comprise miaow core, being electrically connected with the frequency response adjustment electric network for processing respectively the audio signal of different frequency at the output of described miaow core;
Described frequency response adjustment electric network comprises full range attenuation units in parallel, high pass attenuation units, high pass unit and/or low pass unit, described full range attenuation units comprises damping resistance, described high pass attenuation units comprises high frequency capacitance and the alternating-current resistance of series connection, described high pass unit comprises high pass electric capacity, and described low pass unit comprises low frequency inductance;
Described frequency response adjustment electric network also comprises low pass attenuation units in parallel, intermediate frequency attenuation units, high pass attenuation units and/or high pass unit, described low pass attenuation units comprises low pass inductance and the low-pass resistors of series connection, described intermediate frequency attenuation units comprises the intermediate frequency electric capacity of series connection, intermediate frequency inductance and intermediate frequency resistance, described high pass attenuation units comprises high frequency capacitance and the alternating-current resistance of series connection, and described high pass unit comprises high pass electric capacity;
Described frequency response adjustment electric network also comprises high pass filter unit and the multiplier unit of series connection, and described high pass filter unit comprises high pass couples electric capacity and bypass resistance over the ground, and described multiplier unit comprises frequency multiplication resistance in parallel and frequency multiplication electric capacity.
Preferably, described low pass unit also comprises shunt capacitance and over the ground bypass resistance over the ground.
Preferably, described frequency response adjustment electric network also comprises limit high pass unit frequently, and described limit frequently high pass unit comprises limit coupling capacitance frequently.
Preferably, described frequency response adjustment electric network also comprises high cut unit, the first height that described high cut unit comprises series connection cuts electric capacity and the first height cuts resistance, one end that described first height cuts electric capacity is electrically connected on described high pass filter unit output, the other end is cut resistance with described first height and is electrically connected, and described first height cuts the other end ground connection of resistance.
Preferably, the second height that described high cut unit comprises series connection cuts electric capacity and the second height cuts resistance, one end that described second height cuts electric capacity is electrically connected on described high pass filter unit output, the other end is cut resistance with described second height and is electrically connected, and the other end that described second height cuts resistance is electrically connected on described height and cuts electric capacity and height is cut between resistance.
Preferably, be electrically connected with multiple different frequency response adjustment electric network at the output of described miaow core, switched by many driving switch between multiple different described frequency response adjustment electric network.
Preferably, be electrically connected with the identical frequency response adjustment electric network of multiple different parameters at the output of described miaow core, switched by many driving switch between the described frequency response adjustment electric network of multiple different parameters.
Not only simple, simple for structure, easy to operate, the required cost of circuit is low, sound style varied for the microphone of the changed sound style that the utility model provides, and acoustical quality is good, achieve the alternative sounds style conversion under low cost, easy and simple to handle, widely applicable, be especially applicable to KTV public place of entertainment, family and enterprises and institutions' multifunctional conference system.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present utility model, forms a application's part, does not form improper restriction of the present utility model, in the accompanying drawings:
Fig. 1 is the utility model embodiment 1 circuit theory diagrams;
Fig. 2 is the utility model embodiment 2 circuit theory diagrams;
Fig. 3 is the utility model embodiment 3 circuit theory diagrams;
Fig. 4 is the utility model embodiment 4 circuit theory diagrams;
Fig. 5 is the utility model embodiment frequency response adjustment electric network hardware modularity schematic diagram;
Fig. 6 is the hand-held radiating portion structural representation of the utility model embodiment microphone;
Fig. 7 is the receiving terminal schematic diagram of the utility model embodiment microphone;
Fig. 8 is the receiving terminal schematic rear view of the another kind of microphone of the utility model embodiment.
Embodiment
Describe the utility model in detail below in conjunction with accompanying drawing and specific embodiment, be used for explaining the utility model in this illustrative examples of the present utility model and explanation, but not as to restriction of the present utility model.
A kind of microphone changing sound style, comprise miaow core, the frequency response adjustment electric network for processing respectively the audio signal of different frequency is electrically connected with at the output of described miaow core, combined by the frequency response of the passive dividing network of resistance, electric capacity and inductor design, form different trapper networks respectively, same audio signal enter different filling ripple device networks out after amplitude-frequency characteristic there occurs larger change, achieve different sound styles whereby.
Embodiment 1
As shown in Figure 1, described frequency response adjustment electric network comprises full range attenuation units in parallel, high pass attenuation units, high pass unit and/or low pass unit, described full range attenuation units comprises damping resistance R1, described high pass attenuation units comprises high frequency capacitance C1 and the alternating-current resistance R2 of series connection, described high pass unit comprises high pass electric capacity C2, and described low pass unit comprises low frequency inductance L1.
As the improvement of above-described embodiment scheme, described low pass unit also comprises shunt capacitance C3 and over the ground bypass resistance R3 over the ground.
In above-described embodiment scheme, by high frequency capacitance C1, high pass electric capacity C2, the high-frequency signal in audio signal is responded, low frequency inductance L1 then responds the low frequency signal in audio signal, and high-frequency signal, low frequency signal are integrated into the sound of different-style after frequency response.
Embodiment 2
As shown in Figure 2, described frequency response adjustment electric network comprises low pass attenuation units in parallel, intermediate frequency attenuation units, high pass attenuation units and/or high pass unit, described low pass attenuation units comprises low pass inductance L 2 and the low-pass resistors R4 of series connection, described intermediate frequency attenuation units comprises intermediate frequency electric capacity C4, intermediate frequency inductance L3 and the intermediate frequency resistance R5 of series connection, described high pass attenuation units comprises high frequency capacitance C1 and the alternating-current resistance R2 of series connection, and described high pass unit comprises high pass electric capacity C2.
In above-described embodiment scheme, responded by the low frequency signal in low pass inductance L 2 pairs of audio signals, intermediate frequency electric capacity C4, intermediate frequency inductance L3 respond the intermediate-freuqncy signal in audio signal, high frequency capacitance C1, high pass electric capacity C2 respond the high-frequency signal in audio signal, and high-frequency signal, intermediate-freuqncy signal, low frequency signal are integrated into the sound of different-style after frequency response.
Embodiment 3
As shown in Figure 3, described frequency response adjustment electric network comprises high pass filter unit and the multiplier unit of series connection, described high pass filter unit comprises high pass couples electric capacity C5 and bypass resistance R6 over the ground, and described multiplier unit comprises frequency multiplication resistance R7 in parallel and frequency multiplication electric capacity C6.
As the improvement of above-described embodiment scheme, described frequency response adjustment electric network also comprises limit high pass unit frequently, and described limit frequently high pass unit comprises limit coupling capacitance C7 frequently.
As the improvement of above-described embodiment scheme, described frequency response adjustment electric network also comprises high cut unit, the first height that described high cut unit comprises series connection cuts electric capacity C8 and the first height cuts resistance R8, one end that described first height cuts electric capacity C8 is electrically connected on described high pass filter unit output, the other end is cut resistance R8 with described first height and is electrically connected, described first height cuts the other end ground connection of resistance R8, cuts the part high-frequency signal in former audio signal.
In above-described embodiment 3 scheme, the HFS in audio signal is responded, also the scheme in embodiment 3 can be formed different combinations from the full range attenuation units in embodiment 1 and embodiment 2, high pass attenuation units, high pass unit, low pass unit, low pass attenuation units and/or intermediate frequency attenuation units, the audio signal of different frequency range is integrated.
Embodiment 4
As shown in Figure 4, embodiment 4 overall technical architecture is identical with embodiment 3, difference is that the second height that described high cut unit comprises series connection cuts electric capacity C9 and the second height cuts resistance R9, one end that described second height cuts electric capacity C9 is electrically connected on described high pass filter unit output, the other end is cut resistance R9 with described second height and is electrically connected, and the other end that described second height cuts resistance R9 is electrically connected on described height and cuts electric capacity and height is cut between resistance.
For realizing the different sound style of microphone, multiple different frequency response adjustment electric network can be electrically connected with at the output of described miaow core, namely the frequency response adjustment electric network adopting structure different, switched by many driving switch between multiple different described frequency response adjustment electric network, wherein many driving switch can be mechanical switchs also can be electronic switch.
For realizing the different sound style of microphone, also the identical frequency response adjustment electric network of multiple different parameters can be electrically connected with at the output of described miaow core, namely adopt structure identical but the frequency response that component parameters is different adjustment electric network, switched by many driving switch between the described frequency response adjustment electric network of multiple different parameters.
Change in the microphone of sound style above-mentioned, can also speech chip be designed with, current sound style name can be reported by voice while the conversion of sound style.
As shown in Figure 5, Figure 6, the microphone of the changed sound style that above-described embodiment scheme provides, that one or more frequency response adjustment electric network is electrically connected on miaow core output, namely install with the hand-held radiating portion 2 of microphone inner with the form of hardware module 1, selected by many gears electronic switch 3, namely after miaow core pickup audio signal, carry out frequency response adjustment immediately, and along with the continuous upgrading of chip, electronic switch 3 can become more complicated, and function also can be gradually improved.
As shown in Figure 7, in order to alleviate the weight of the hand-held radiating portion 2 of microphone or reduce its volume, one or more frequency response adjustment electric network of hardware module 1 form also can be installed on the receiving terminal 4 of microphone, is selected equally by many gears electronic switch 3.
As shown in Figure 8, one or more frequency response adjustment electric network of hardware module 1 form also can be installed on the back side of the receiving terminal 4 of microphone, and hardware module 1 is electrically connected with the receiving terminal 4 of microphone with the form of USE interface 5, selected by many gears electronic switch 3 equally, and be equipped with impedance matching potentiometer 6, to mate external equipment.
Above the technical scheme that the utility model embodiment provides is described in detail, apply specific case herein to set forth the principle of the utility model embodiment and execution mode, the explanation of above embodiment is only applicable to the principle helping to understand the utility model embodiment; Meanwhile, for one of ordinary skill in the art, according to the utility model embodiment, embodiment and range of application all will change, and in sum, this description should not be construed as restriction of the present utility model.
Claims (7)
1. can change a microphone for sound style, comprise miaow core, it is characterized in that:
The frequency response adjustment electric network for processing respectively the audio signal of different frequency is electrically connected with at the output of described miaow core;
Described frequency response adjustment electric network comprises full range attenuation units in parallel, high pass attenuation units, high pass unit and/or low pass unit, described full range attenuation units comprises damping resistance, described high pass attenuation units comprises high frequency capacitance and the alternating-current resistance of series connection, described high pass unit comprises high pass electric capacity, and described low pass unit comprises low frequency inductance;
Described frequency response adjustment electric network also comprises low pass attenuation units in parallel, intermediate frequency attenuation units, high pass attenuation units and/or high pass unit, described low pass attenuation units comprises low pass inductance and the low-pass resistors of series connection, described intermediate frequency attenuation units comprises the intermediate frequency electric capacity of series connection, intermediate frequency inductance and intermediate frequency resistance, described high pass attenuation units comprises high frequency capacitance and the alternating-current resistance of series connection, and described high pass unit comprises high pass electric capacity;
Described frequency response adjustment electric network also comprises high pass filter unit and the multiplier unit of series connection, and described high pass filter unit comprises high pass couples electric capacity and bypass resistance over the ground, and described multiplier unit comprises frequency multiplication resistance in parallel and frequency multiplication electric capacity.
2. can change the microphone of sound style as claimed in claim 1, it is characterized in that:
Described low pass unit also comprises shunt capacitance and over the ground bypass resistance over the ground.
3. can change the microphone of sound style as claimed in claim 1, it is characterized in that:
Described frequency response adjustment electric network also comprises limit high pass unit frequently, and described limit frequently high pass unit comprises limit coupling capacitance frequently.
4. can change the microphone of sound style as claimed in claim 3, it is characterized in that:
Described frequency response adjustment electric network also comprises high cut unit, the first height that described high cut unit comprises series connection cuts electric capacity and the first height cuts resistance, one end that described first height cuts electric capacity is electrically connected on described high pass filter unit output, the other end is cut resistance with described first height and is electrically connected, and described first height cuts the other end ground connection of resistance.
5. can change the microphone of sound style as claimed in claim 4, it is characterized in that:
The second height that described high cut unit comprises series connection cuts electric capacity and the second height cuts resistance, one end that described second height cuts electric capacity is electrically connected on described high pass filter unit output, the other end is cut resistance with described second height and is electrically connected, and the other end that described second height cuts resistance is electrically connected on described height and cuts electric capacity and height is cut between resistance.
6. can change the microphone of sound style as claimed in any one of claims 1 to 5, wherein, it is characterized in that:
Be electrically connected with multiple different frequency response adjustment electric network at the output of described miaow core, switched by many driving switch between multiple different described frequency response adjustment electric network.
7. can change the microphone of sound style as claimed in any one of claims 1 to 5, wherein, it is characterized in that:
Be electrically connected with the identical frequency response adjustment electric network of multiple different parameters at the output of described miaow core, switched by many driving switch between the described frequency response adjustment electric network of multiple different parameters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420562341.3U CN204291295U (en) | 2014-09-26 | 2014-09-26 | A kind of microphone changing sound style |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420562341.3U CN204291295U (en) | 2014-09-26 | 2014-09-26 | A kind of microphone changing sound style |
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| Publication Number | Publication Date |
|---|---|
| CN204291295U true CN204291295U (en) | 2015-04-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420562341.3U Active CN204291295U (en) | 2014-09-26 | 2014-09-26 | A kind of microphone changing sound style |
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| CN (1) | CN204291295U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104244121A (en) * | 2014-09-26 | 2014-12-24 | 杨红军 | Microphone capable of changing sound styles |
| CN106358124A (en) * | 2016-11-11 | 2017-01-25 | 杨红军 | Electrode-less adjusting module and method for microphone signal |
-
2014
- 2014-09-26 CN CN201420562341.3U patent/CN204291295U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104244121A (en) * | 2014-09-26 | 2014-12-24 | 杨红军 | Microphone capable of changing sound styles |
| CN104244121B (en) * | 2014-09-26 | 2019-09-17 | 广州市华维世电子科技有限公司 | A kind of microphone of changeable sound style |
| CN106358124A (en) * | 2016-11-11 | 2017-01-25 | 杨红军 | Electrode-less adjusting module and method for microphone signal |
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Effective date of registration: 20170511 Address after: 510420, Yonghe Industrial Park, 181 stone road, lotus road, Guangdong, Guangzhou, Panyu District Patentee after: Guangzhou Huawei Electronic Technology Co., Ltd. Address before: 510420, Yonghe Industrial Park, 181 stone road, lotus road, Guangdong, Guangzhou, Panyu District Patentee before: Yang Hongjun |