CN212992612U - Microphone pickup automatic detection system - Google Patents
Microphone pickup automatic detection system Download PDFInfo
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- CN212992612U CN212992612U CN202022239612.XU CN202022239612U CN212992612U CN 212992612 U CN212992612 U CN 212992612U CN 202022239612 U CN202022239612 U CN 202022239612U CN 212992612 U CN212992612 U CN 212992612U
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Abstract
The utility model discloses a mike pickup automatic check out system relates to detecting system technical field. Including the sound production unit, digital analog conversion unit, the processing unit, check out test set, analog-to-digital conversion unit, the unit is put to fortune, check out test set and microphone array unit, the output electricity of microphone array unit is connected with the input of fortune unit of putting, the output electricity of fortune unit of putting is connected with digital analog conversion unit's input, digital analog conversion unit's output electricity is connected with the input of processing unit, processing unit's output electricity is connected with digital analog conversion unit's input, digital analog conversion unit's output electricity is connected with the input of sound production unit. The invention relates to a microphone pickup automatic detection system derived in the development of pickup products, which not only is a set of perfect pickup system, but also has a unique automatic detection system fault function, and has the advantages of convenient installation, high debugging efficiency and reduced engineering cost.
Description
Technical Field
The utility model relates to a detecting system technical field specifically is a mike pickup automatic checkout system.
Background
With the development of society and the progress of science and technology, high-tech products are already distributed in life, work, education, medical treatment and the like; nowadays, people are looking for high-definition and high-frame-rate videos and also are paying attention to high-fidelity audio, and in order to have better high-fidelity audio, besides the excellent performance of products, the installation and debugging are very critical, so called microphone pickup systems, in short, a system that sound signals are picked up by using a wired or wireless microphone and are stored by a terminal or displayed to a user through a sound production unit after certain processing, and the factor of playing a key role in obtaining high-quality audio effects is not two: the traditional wireless microphone, the short-distance wired microphone and the desktop microphone are relatively single and simple to debug, and can show good effect without excessive operation; however, ceiling mounted or suspended remote microphones are generally effective, in addition to presenting certain difficulties in installation.
The invention relates to a microphone pickup automatic detection system derived in the development of pickup products, which not only is a set of perfect pickup system, but also has a unique automatic detection system fault function, thereby greatly improving the installation and debugging efficiency and reducing the engineering cost.
SUMMERY OF THE UTILITY MODEL
The utility model provides a mike pickup automatic check out system possesses simple to operate, debugging efficient and has reduced engineering cost's advantage to there are not automated inspection fault function in having a plurality of pickup systems in solving the existing market, the debugging difficulty, the difficult problem that matches of stereo set relevant equipment.
For realizing simple to operate, debugging efficient and reduced engineering cost's purpose, the utility model provides a following technical scheme: the utility model provides a microphone pickup automatic checkout system, includes sound production unit, digital-to-analog conversion unit, processing unit, check out test set, analog-to-digital conversion unit, fortune and put unit, check out test set and microphone array unit, the output electricity of microphone array unit is connected with the input of fortune unit, the output electricity of fortune unit is connected with digital-to-analog conversion unit's input, digital-to-analog conversion unit's output electricity is connected with sound production unit's input, the two-way electricity of processing unit's output is connected with check out test set's input.
As an preferable technical solution of the present invention, the microphone array unit is configured to be provided for a plurality of microphone arrays.
As an optimized technical solution of the present invention, the operational amplifier unit adopts an NJM5532 operational amplifier.
As a preferred technical solution of the present invention, the analog-to-digital conversion unit adopts a TVL320ADC3101 analog-to-digital converter.
As an optimized technical solution of the present invention, the processing unit is controlled by a processor.
As the utility model discloses an optimal technical scheme, check out test set is terminal equipment, and terminal equipment mainly used shows and control, and terminal equipment can choose for use computer terminal.
As an optimized technical solution of the present invention, the digital-to-analog conversion unit adopts an ES7154 digital-to-analog converter.
As an optimal technical solution of the present invention, the sound generating unit is mainly an active speaker, or any one of a power amplifier and a passive speaker.
Compared with the prior art, the utility model provides a mike pickup automatic checkout system possesses following beneficial effect:
1. the invention relates to a microphone pickup automatic detection system, which is derived in the development of pickup products, not only is a set of perfect pickup system, but also has a unique fault function of the automatic detection system, and has the advantages of convenient installation, high debugging efficiency and reduced engineering cost.
2. This mike pickup automatic check out system, in the pickup trade, fine solution the difficulty of installation and debugging, can accomplish echo cancellation function extremely through this automated inspection, can better show system's voice interaction effect.
3. The microphone pickup automatic detection system has a targeted investigation function, and for sound reproduction, an engineer can select a sound box and adjust the sound box, so that the sound box is difficult to master.
Drawings
FIG. 1 is a block diagram of the system of the present invention;
fig. 2 is a schematic circuit diagram of a microphone array unit of the present invention;
fig. 3 is a schematic circuit diagram of the operational amplifier unit of the present invention;
fig. 4 is a schematic circuit diagram of an analog-to-digital conversion unit according to the present invention;
fig. 5 is a circuit diagram of the digital-to-analog conversion unit of the present invention.
Fig. 6 is a flow chart of the system implementation of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Please refer to fig. 1-6, the utility model discloses a microphone pickup automatic checkout system, including sound production unit, digital analog conversion unit, processing unit, check out test set, analog to digital conversion unit, fortune are put unit, check out test set and microphone array unit, the output electricity of microphone array unit is connected with the input of fortune unit, the output electricity of fortune unit is connected with digital analog conversion unit's input, digital analog conversion unit's output electricity is connected with processing unit's input, processing unit's output electricity is connected with digital analog conversion unit's input, digital analog conversion unit's output electricity is connected with sound production unit's input, the two-way electricity of processing unit's output is connected with check out test set's input.
Specifically, the microphone array unit is used for setting a multi-path microphone array.
Specifically, the operational amplifier unit adopts an NJM5532 operational amplifier
Specifically, the analog-to-digital conversion unit adopts a TVL320ADC3101 analog-to-digital converter
Specifically, the processing unit is controlled by a processor
Specifically, the detection device is a terminal device, the terminal device is mainly used for displaying and controlling, the terminal device can be a computer terminal, and the system is connected with the detection device and starts a built-in test voice of the playing processor.
Specifically, the digital-to-analog conversion unit adopts an ES7154 digital-to-analog converter.
Specifically, the sound generating unit is mainly an active sound box or any one of a power amplifier and a passive sound box, and the sound generating unit is generally a sound box device for playing test voice.
The utility model discloses a theory of operation and use flow: in use, please refer to fig. 6, to perform system installation, preparation before debugging, and system installation, the system installation sequentially comprises: after the microphone array unit, the NJM5532 operational amplifier unit, the TVL320ADC3101 analog-to-digital converter unit, the processing unit, the ES7154 digital-to-analog converter unit, the detection device and the sound production unit are installed, a system is connected with the detection device, a test voice built in a playing processor is started, the sound production unit (generally a sound box device) is used for playing the test voice, a microphone picks up a test voice signal played by the sound box, the voice signal is processed by an operational amplifier unit, then the test voice signal is converted into a digital signal by the analog-to-digital conversion unit and sent to the processor for data operation, whether each path of microphone data is normal is known through the operated data, whether the microphone data is normal or not is displayed on the detection device, if the microphone data is normal, other detection is continued, if the microphone data is abnormal, fault elimination is carried out according to corresponding prompts until the microphone data is normal, the system carries out volume, the statistical data is compared with a specific built-in volume model algorithm, the statistical data is finally output to a detection terminal to be displayed, corresponding judgment is carried out, if the volume is normal, other detection is continued, if the volume is abnormal, the volume is adjusted by returning to debugging until the volume is proper, the distortion condition of the sounding unit is calculated by a distortion algorithm in the system processor, if the distortion exceeds a set threshold value, abnormal alarm is carried out on the detection terminal, debugging reminding is carried out, and at the moment, the system needs to be debugged again or sound equipment with better matching degree is selected until the distortion is normal, and the system detection is finished.
The utility model has the advantages that:
1. the invention relates to a microphone pickup automatic detection system, which is derived in the development of pickup products, not only is a set of perfect pickup system, but also has a unique fault function of the automatic detection system, and has the advantages of convenient installation, high debugging efficiency and reduced engineering cost.
2. This mike pickup automatic check out system, in the pickup trade, fine solution the difficulty of installation and debugging, can accomplish echo cancellation function extremely through this automated inspection, can better show system's voice interaction effect.
3. The microphone pickup automatic detection system has a targeted investigation function, and for sound reproduction, an engineer can select a sound box and adjust the sound box, so that the sound box is difficult to master.
It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a microphone pickup automatic check out system, includes sound production unit, digital-to-analog conversion unit, processing unit, check out test set, analog-to-digital conversion unit, fortune unit, check out test set and microphone array unit, its characterized in that: the output electricity of microphone array unit is connected with the input of operational unit, the output electricity of operational unit is connected with digital-to-analog conversion unit's input, digital-to-analog conversion unit's output electricity is connected with the input of processing unit, processing unit's output electricity is connected with digital-to-analog conversion unit's input, digital-to-analog conversion unit's output electricity is connected with sound producing unit's input, the two-way electricity of processing unit's output is connected with detection device's input.
2. The microphone pickup automatic detection system of claim 1, wherein: the microphone array unit is used for setting for a multi-path microphone array.
3. The microphone pickup automatic detection system of claim 1, wherein: the operational amplifier unit adopts an NJM5532 operational amplifier.
4. The microphone pickup automatic detection system of claim 1, wherein: the analog-to-digital conversion unit adopts a TVL320ADC3101 analog-to-digital converter.
5. The microphone pickup automatic detection system of claim 1, wherein: the processing unit is controlled by a processor.
6. The microphone pickup automatic detection system of claim 1, wherein: the detection equipment is terminal equipment, and terminal equipment mainly used shows and control, and terminal equipment can select for use computer terminal.
7. The microphone pickup automatic detection system of claim 1, wherein: the digital-to-analog conversion unit adopts an ES7154 digital-to-analog converter.
8. The microphone pickup automatic detection system of claim 1, wherein: the sound production unit is mainly an active sound box or any one of a power amplifier and a passive sound box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022239612.XU CN212992612U (en) | 2020-10-10 | 2020-10-10 | Microphone pickup automatic detection system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022239612.XU CN212992612U (en) | 2020-10-10 | 2020-10-10 | Microphone pickup automatic detection system |
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| Publication Number | Publication Date |
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| CN212992612U true CN212992612U (en) | 2021-04-16 |
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| CN202022239612.XU Active CN212992612U (en) | 2020-10-10 | 2020-10-10 | Microphone pickup automatic detection system |
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| CN (1) | CN212992612U (en) |
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- 2020-10-10 CN CN202022239612.XU patent/CN212992612U/en active Active
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