CN209608862U - The test calibration device of TWS noise cancelling headphone - Google Patents
The test calibration device of TWS noise cancelling headphone Download PDFInfo
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- CN209608862U CN209608862U CN201920578817.5U CN201920578817U CN209608862U CN 209608862 U CN209608862 U CN 209608862U CN 201920578817 U CN201920578817 U CN 201920578817U CN 209608862 U CN209608862 U CN 209608862U
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Abstract
The utility model discloses a kind of test calibration devices of TWS noise cancelling headphone, its data acquisition module is by power amplifier module and produces acoustic case broadcasting analogue noise source, the left headset module and right headset module of tested TWS earphone are connected respectively to left artitificial ear and right artitificial ear, left artitificial ear and right artitificial ear point are connect with data acquisition module, data acquisition module is acquired the left headset module of TWS earphone and the audio signal of right headset module and uploads to computer, computer is analyzed and processed the collected left monaural audio signal of data acquisition module institute and auris dextra audio signal, and export left headset active noise reduction gain command and auris dextra wheat active noise reduction gain command, left headset active noise reduction gain command and auris dextra wheat active noise reduction gain command are burnt to the left headset module and right headset module of TWS earphone.The utility model can be realized that the TWS noise cancelling headphone volume production stage is wireless, adjusts filter in real time.
Description
Technical field
The utility model relates to the field of test technology of TWS noise cancelling headphone more particularly to one kind can be realized TWS noise reduction ear
The machine volume production stage is wireless, the test calibration device of the TWS noise cancelling headphone of real-time adjustment filter.
Background technique
With the increase of chip functions, earphone becomes small, the TWS of noise cancelling headphone chemical conversion in order to one enjoy popular confidence become
Gesture, the test in noise cancelling headphone volume production stage all adjust filter chip by the way of data line and pcb board communication substantially
Gain value, for traditional headphone and In-Ear Headphones, the volume production stage is surveyed using this " wired " mode
It is very practical for trying to calibrate, will not be too high to the requirement of structure design cost, but for TWS earphone, this mode sets structure
For meter, it is desirable that it is high, while also very influence TWS earphone itself the advantages of.
Currently, noise cancelling headphone adjusts filter substantially in such a way that serial ports turns " wired " communication such as usb in the volume production stage,
It is almost impossible for the structure of TWS bluetooth noise cancelling headphone for this mode, it is therefore desirable to a kind of completely new communication side
Formula guarantees the smooth volume production of tws noise cancelling headphone.
Therefore, a kind of TWS noise reduction that can be realized TWS noise cancelling headphone volume production stage wireless, real-time adjustment filter is needed
The test calibration device of earphone.
Utility model content
It can be realized that the TWS noise cancelling headphone volume production stage is wireless, adjustment filter in real time the purpose of the utility model is to provide one kind
The test calibration device of the TWS noise cancelling headphone of wave device.
To achieve the goals above, technical solution provided by the utility model are as follows: the utility model provides a kind of TWS noise reduction
The test calibration device of earphone, comprising: computer, data acquisition module produce acoustic case, left artitificial ear and right artitificial ear, described
Data acquisition module is by power amplifier module and produces acoustic case broadcasting analogue noise source, is tested left headset module and the right side of TWS earphone
Headset module is connected respectively to the left artitificial ear and right artitificial ear, and it is defeated that the left artitificial ear and right artitificial ear pass through first respectively
Enter channel and the second input channel is connect with the data acquisition module, a left side of the data acquisition module to the TWS earphone
The audio signal of headset module and right headset module is acquired and uploads to computer, and the computer acquires the data
The collected left monaural audio signal of module institute and auris dextra audio signal are analyzed and processed, and to the left headset of the TWS earphone
Module and right headset module export left headset active noise reduction gain command and auris dextra wheat active noise reduction gain command respectively, and by institute
It states left headset active noise reduction gain command and auris dextra wheat active noise reduction gain command is burnt to the left headset module of the TWS earphone
With right headset module.
The power amplifier module is integrated in the data acquisition module.
The data acquisition module further includes the first bluetooth unit and the second bluetooth unit, the first bluetooth unit bluetooth
Connect the left headset module of the TWS earphone, the right headset module of TWS earphone described in the second bluetooth unit bluetooth connection,
The left headset active noise reduction gain command and auris dextra wheat active noise reduction gain command pass through respectively first bluetooth unit and
Second bluetooth unit is output to the left headset module and right headset module of the TWS earphone.
It is blue that the left headset active noise reduction gain command and auris dextra wheat active noise reduction gain command pass through described first respectively
Tooth unit and the second bluetooth unit are burnt to the left headset module and right headset module of the TWS earphone.
Compared with prior art, the survey of the utility model TWS noise cancelling headphone seems in calibrating installation:
1, it is connect respectively with the left headset module of TWS earphone and right headset module by double Bluetooth adapter, to realize
Wireless mode exports the left headset active noise reduction gain command and auris dextra wheat active noise reduction gain command in real time.
2, it is connect respectively with the left headset module of TWS earphone and right headset module by double Bluetooth adapter, to realize
The left headset active noise reduction gain command and auris dextra wheat active noise reduction gain command are burnt to the TWS ear by wireless mode
The left headset module and right headset module of machine.
Through the following description and in conjunction with the attached drawings, the utility model will become more fully apparent, these attached drawings are for explaining this
The embodiment of utility model.
Detailed description of the invention
Fig. 1 show the circuit theory module map of the test calibration device of the utility model TWS noise cancelling headphone.
Fig. 2 show the work flow diagram of the test calibration device of TWS noise cancelling headphone as shown in Figure 1.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
It clearly and completely describes, it is clear that described embodiment is a part of the embodiment of the utility model, rather than is all implemented
Example.Based on the embodiments of the present invention, those of ordinary skill in the art institute without making creative work
The every other embodiment obtained all should belong to the range of the utility model protection.
With reference to Fig. 1 and 2, the utility model provides a kind of test calibration device 100 of TWS noise cancelling headphone, comprising: computer
1, data acquisition module 2, production acoustic case 3, left artitificial ear 4 and right artitificial ear 5, the data acquisition module 2 pass through power amplifier module 6
Analogue noise source is played with acoustic case 3 is produced, the left headset module and right headset module of tested TWS earphone are connected respectively to the left side
Artitificial ear 4 and right artitificial ear 5, the left artitificial ear 4 and right artitificial ear 5 are connect with the data acquisition module 2 respectively, the number
The left headset module of the TWS earphone and the audio signal of right headset module are acquired according to acquisition module 2 and upload to meter
Calculation machine 1, the computer 1 carry out the collected left monaural audio signal of 2 institute of data acquisition module and auris dextra audio signal
Analysis processing, and left headset module to the TWS earphone and right headset module export left headset active noise reduction gain respectively and refer to
It enables and auris dextra wheat active noise reduction gain command, and by the left headset active noise reduction gain command and auris dextra wheat active noise reduction gain
Instruction is burnt to the left headset module and right headset module of the TWS earphone.
In one embodiment, the power amplifier module is integrated in the data acquisition module 2.
In one embodiment, the data acquisition module 2 further includes bluetooth unit 1 and bluetooth unit 2, the bluetooth unit
The left headset module of TWS earphone described in 1 bluetooth connection, the auris dextra wheat mould of TWS earphone described in 2 bluetooth connection of bluetooth unit
Block, the left headset active noise reduction gain command and auris dextra wheat active noise reduction gain command pass through respectively the bluetooth unit 1 and
Bluetooth unit 2 is output to the left headset module and right headset module of the TWS earphone, so realizes wireless test and calibration.
The left headset active noise reduction gain command and auris dextra wheat active noise reduction gain command pass through the bluetooth list respectively
Member 1 and bluetooth unit 2 are burnt to the left headset module and right headset module of the TWS earphone.
Refering to what is shown in Fig. 2, test process is firstly the need of left headset module and the auris dextra wheat for inputting TWS earphone on computers
The corresponding address code of module, following computer respectively drive Bluetooth adapter 1 by instruction and connect left headset module, drive
Dynamic Bluetooth adapter 2 connects right headset module, and after bluetooth connection, computer passes through Bluetooth adapter 1 for left headset active
Noise reduction gain command is sent to left headset module, and left headset module is switched to corresponding active noise reduction state, and computer will at this time
The practical noise reduction of left headset module and pre-designed noise reduction require to compare, will be under data record if met the requirements
Come；While debugging left headset module, auris dextra wheat active noise reduction gain command is sent to by computer by Bluetooth adapter 2
Right headset module, right headset module are switched to corresponding active noise reduction state, and computer is by the practical drop of right headset module at this time
The amount of making an uproar is compared with pre-designed noise reduction requirement, if met the requirements, data record is got off, two headsets of select
After the optimal active noise reduction gain command of module, computer will be corresponding best in such a way that Bluetooth adapter sends instruction
Active noise reduction gain command is burnt to left ear mold block and auris dextra module respectively.
In several embodiments provided herein, it should be understood that disclosed device and method can also pass through
Other modes are realized.The apparatus embodiments described above are merely exemplary, for example, flow chart and block diagram in attached drawing
Show the device of multiple embodiments according to the present utility model, the system frame in the cards of method and computer program product
Structure, function and operation.In this regard, each box in flowchart or block diagram can represent a module, section or code
A part, a part of the module, section or code includes one or more for implementing the specified logical function
Executable instruction.It should also be noted that function marked in the box can also be with not in some implementations as replacement
It is same as the sequence marked in attached drawing generation.For example, two continuous boxes can actually be basically executed in parallel, they have
When can also execute in the opposite order, this depends on the function involved.It is also noted that in block diagram and or flow chart
Each box and the box in block diagram and or flow chart combination, can function or movement as defined in executing it is dedicated
Hardware based system realize, or can realize using a combination of dedicated hardware and computer instructions.
In addition, each functional module in each embodiment of the utility model can integrate together formed one it is independent
Part is also possible to modules individualism, and an independent part can also be integrated to form with two or more modules.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.In every case in the spirit and original of the utility model
Within then, any modification, equivalent replacement, improvement and so on be should be included within the scope of protection of this utility model.
It, can be with if the function is realized and when sold or used as an independent product in the form of software function module
It is stored in a computer readable storage medium.Based on this understanding, the technical solution of the utility model substantially or
Person says that the part of the part that contributes to existing technology or the technical solution can be embodied in the form of software products,
The computer software product is stored in a storage medium, including some instructions are used so that computer equipment (can be with
Personal computer, server or the network equipment etc.) execute each embodiment the method for the utility model whole or portion
Step by step.And storage medium above-mentioned include: USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), with
Machine accesses various Jie that can store program code such as memory (RAM, Random Access Memory), magnetic or disk
Matter.It should be noted that, in this document, relational terms such as first and second and the like be used merely to an entity or
Operation is distinguished with another entity or operation, and without necessarily requiring or implying between these entities or operation, there are any
This actual relationship or sequence.For another example, the direction relations term of left end, right end, upper end, lower end etc is merely representative of attached drawing
To the direction relations that we show, without necessarily requiring or implying between these entities or operation, there are any this realities
The direction relations on border.Moreover, the terms "include", "comprise" or any other variant thereof is intended to cover non-exclusive inclusion,
So that the process, method, article or equipment for including a series of elements not only includes those elements, but also including not having
The other element being expressly recited, or further include for elements inherent to such a process, method, article, or device.Do not having
There is the element limited in the case where more limiting by sentence "including a ...", it is not excluded that in the mistake including the element
There is also other identical elements in journey, method, article or equipment.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model is answered described with power
Subject to the protection scope that benefit requires.
Claims (4)
1. a kind of test calibration device of TWS noise cancelling headphone characterized by comprising computer, data acquisition module are produced and surveyed
Speaker, left artitificial ear and right artitificial ear, the data acquisition module is by power amplifier module and produces acoustic case broadcasting analogue noise source,
The left headset module and right headset module of tested TWS earphone are connected respectively to the left artitificial ear and right artitificial ear, the Zuoren
Work ear and right artitificial ear pass through the first input channel respectively and the second input channel is connect with the data acquisition module, the number
The left headset module of the TWS earphone and the audio signal of right headset module are acquired according to acquisition module and upload to calculating
Machine, the computer carry out at analysis the collected left monaural audio signal of the data acquisition module institute and auris dextra audio signal
Reason, and left headset module to the TWS earphone and right headset module export left headset active noise reduction gain command and the right side respectively
Headset active noise reduction gain command, and the left headset active noise reduction gain command and auris dextra wheat active noise reduction gain command are burnt
Record the left headset module and right headset module of the TWS earphone.
2. the test calibration device of TWS noise cancelling headphone as described in claim 1, which is characterized in that the power amplifier module is integrated
In the data acquisition module.
3. the test calibration device of TWS noise cancelling headphone as described in claim 1, which is characterized in that the data acquisition module
It further include the first bluetooth unit and the second bluetooth unit, the left headset of TWS earphone described in the first bluetooth unit bluetooth connection
Module, the right headset module of TWS earphone described in the second bluetooth unit bluetooth connection, the left headset active noise reduction gain refer to
It enables and auris dextra wheat active noise reduction gain command passes through first bluetooth unit respectively and the second bluetooth unit is output to the TWS
The left headset module and right headset module of earphone.
4. the test calibration device of TWS noise cancelling headphone as claimed in claim 3, which is characterized in that the left headset actively drops
Gain command of making an uproar and auris dextra wheat active noise reduction gain command pass through first bluetooth unit and the second bluetooth unit burning respectively
To the left headset module and right headset module of the TWS earphone.
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| CN201920578817.5U CN209608862U (en) | 2019-04-25 | 2019-04-25 | The test calibration device of TWS noise cancelling headphone |
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| CN201920578817.5U CN209608862U (en) | 2019-04-25 | 2019-04-25 | The test calibration device of TWS noise cancelling headphone |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111010657A (en) * | 2019-12-19 | 2020-04-14 | 深圳市方宁思创科技有限公司 | Digital ANC automatic simulation test method |
| CN111107462A (en) * | 2019-12-13 | 2020-05-05 | 恒玄科技(上海)股份有限公司 | Noise reduction system, debugging system, method, electronic device, and storage medium |
| CN111225332A (en) * | 2020-01-21 | 2020-06-02 | 深圳市科奈信科技有限公司 | Bluetooth headset testing method and system |
| CN111510844A (en) * | 2020-05-12 | 2020-08-07 | 无锡韦尔半导体有限公司 | Trimming device and trimming method of MEMS microphone |
| CN113923577A (en) * | 2021-09-09 | 2022-01-11 | 珠海慧联科技有限公司 | Acoustic response measurement system and method |
| CN114025273A (en) * | 2021-11-08 | 2022-02-08 | 深圳市智链信息技术有限公司 | A to ear debugging auxiliary device for bluetooth headset |
| CN115278438A (en) * | 2022-07-27 | 2022-11-01 | 北京爱德发科技有限公司 | Noise reduction earphone, noise reduction method and device, storage medium and processor |
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2019
- 2019-04-25 CN CN201920578817.5U patent/CN209608862U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111107462A (en) * | 2019-12-13 | 2020-05-05 | 恒玄科技(上海)股份有限公司 | Noise reduction system, debugging system, method, electronic device, and storage medium |
| CN111010657A (en) * | 2019-12-19 | 2020-04-14 | 深圳市方宁思创科技有限公司 | Digital ANC automatic simulation test method |
| CN111010657B (en) * | 2019-12-19 | 2022-01-25 | 深圳市方宁思创科技有限公司 | Digital ANC automatic simulation test method |
| CN111225332A (en) * | 2020-01-21 | 2020-06-02 | 深圳市科奈信科技有限公司 | Bluetooth headset testing method and system |
| CN111225332B (en) * | 2020-01-21 | 2021-03-12 | 深圳市科奈信科技有限公司 | Bluetooth headset testing method and system |
| CN111510844A (en) * | 2020-05-12 | 2020-08-07 | 无锡韦尔半导体有限公司 | Trimming device and trimming method of MEMS microphone |
| CN111510844B (en) * | 2020-05-12 | 2021-09-24 | 无锡韦尔半导体有限公司 | Trimming device and trimming method of MEMS microphone |
| CN113923577A (en) * | 2021-09-09 | 2022-01-11 | 珠海慧联科技有限公司 | Acoustic response measurement system and method |
| CN113923577B (en) * | 2021-09-09 | 2023-12-01 | 珠海慧联科技有限公司 | Acoustic response measurement system and method |
| CN114025273A (en) * | 2021-11-08 | 2022-02-08 | 深圳市智链信息技术有限公司 | A to ear debugging auxiliary device for bluetooth headset |
| CN115278438A (en) * | 2022-07-27 | 2022-11-01 | 北京爱德发科技有限公司 | Noise reduction earphone, noise reduction method and device, storage medium and processor |
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