CN208434113U - Microphone test device and system - Google Patents
Microphone test device and system Download PDFInfo
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- CN208434113U CN208434113U CN201821144882.9U CN201821144882U CN208434113U CN 208434113 U CN208434113 U CN 208434113U CN 201821144882 U CN201821144882 U CN 201821144882U CN 208434113 U CN208434113 U CN 208434113U
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Abstract
The utility model embodiment proposes a kind of microphone test device and system, is related to the field of test technology, including intelligent playback terminal and test box；Intelligent playback terminal plays testing audio for controlling test box, and receives the feedback audio of test box generation；Test box is sent to intelligent playback terminal for playing testing audio, and after acquiring the feedback audio that microphone to be tested generates；Wherein, test box includes outer case, artificial mouth, clamping piece and standard microphone, artificial mouth and standard microphone are electrically connected with intelligent playback terminal, clamping piece setting is separated into the first accommodating cavity and the second accommodating cavity in the outer case and by the inner space of outer case, artificial mouth is arranged in the first accommodating cavity, standard microphone is arranged in the second accommodating cavity, and clamping piece is for clamping microphone to be tested.A kind of microphone test device and system provided by the utility model embodiment, are able to ascend the consistency detection efficiency of microphone to be tested.
Description
Technical field
The utility model relates to the field of test technology, in particular to a kind of microphone test device and system.
Background technique
With the high development of society, people are increasing under pressure, and relevant pressure reducing mode is also varied, have society
Meeting survey report shows that KTV consumption becomes the most important pressure reducing mode of people, but conventional KTV consumes higher, the office in place
Limitation sex-limited to limit consumer groups, that the microphone portable type singing device risen in the market solves KTV to place.The production
The characteristics of product essence integrated microphone and loudspeaker play in real time, but need to detect microphone in process of production, it is also desirable to
The consistency of loudspeaker is detected, when the two is combined into finished product, can only by way of picking up voice acknowledgement state it is good
It is bad, it can not data quantization.
Utility model content
The purpose of this utility model is to provide a kind of microphone test device and systems, are able to ascend microphone to be tested
Consistency detection efficiency.
To achieve the goals above, the utility model embodiment the technical solution adopted is as follows:
The utility model embodiment provides a kind of microphone test device, and the consistency for microphone to be tested is examined
It surveys, the microphone test device includes intelligent playback terminal and test box, the intelligence playback terminal and test box electricity
Connection, the microphone to be tested are set in the test box；The intelligence playback terminal is broadcast for controlling the test box
Testing audio is put, and receives the feedback audio that the test box generates；The test box is adopted for playing the testing audio
The intelligent playback terminal is sent to after collecting the feedback audio that the microphone to be tested generates；Wherein, the test box includes
Outer case, artificial mouth, clamping piece and standard microphone, the artificial mouth and the standard microphone play eventually with the intelligence
End electrical connection, the clamping piece are arranged in the outer case and the inner space of the outer case are separated into the first accommodating cavity
And second accommodating cavity, the artificial mouth are arranged in first accommodating cavity, the standard microphone setting is held described second
Set intracavitary, the clamping piece is for clamping the microphone to be tested.
Further, the clamping piece includes grip block, and the grip block is provided with fixed sets of holes, when the wheat to be tested
When gram wind is clamped by the clamping piece, the microphone of the microphone to be tested is arranged in the fixed sets of holes.
Further, the fixed sets of holes and the line of the artificial mouth and the grip block are perpendicular.
Further, the clamping piece further includes Support bracket, the Support bracket be fixedly connected with the grip block and
It is matched with the fixed sets of holes；When the microphone to be tested is clamped by the clamping piece, the microphone to be tested
Body is arranged in the Support bracket.
Further, the Support bracket includes interconnecting piece and multiple fixed rings, the interconnecting piece and the multiple fixation
Ring is fixedly connected sequentially and is fixedly connected with the grip block, and the radius of multiple fixed rings is sequentially reduced.
Further, the grip block is made of acoustic material.
Further, the accommodating space of second accommodating cavity is greater than the accommodating space of first accommodating cavity.
Further, the outer case is sound attenuator.
Further, the intelligent playback terminal includes intelligent terminal and power amplifier, the power amplifier and institute
Intelligent terminal, the artificial mouth and the standard microphone is stated to be electrically connected.
The utility model embodiment additionally provides a kind of microphone test macro, and the microphone test macro includes above-mentioned
Microphone test device.
Compared with the existing technology, a kind of microphone test device and system provided by the embodiment of the utility model, pass through intelligence
Energy playback terminal control artificial mouth plays testing audio, so that microphone to be tested is picked up the testing audio of broadcasting, and
It is reset in the second accommodating cavity, and then the broadcasting audio for resetting standard microphone according to microphone to be tested generates feedback
Audio and it is sent to intelligent playback terminal, so that user is made to pass through intelligent playback terminal comparison feedback audio and testing audio, with
Detect the consistency of microphone to be tested, compared with the prior art, make the consistency detection of microphone to be tested independent of with
The subjective judgement at family, and the standard of data quantization is used, it is able to ascend the consistency detection efficiency of microphone to be tested.
To enable the above objects, features, and advantages of the utility model to be clearer and more comprehensible, preferred embodiment is cited below particularly, and
Cooperate appended attached drawing, is described in detail below.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 shows a kind of a kind of schematic structure of microphone test device provided by the utility model embodiment
Figure；
Fig. 2 shows one of the intelligent playback terminal of a kind of microphone test device provided by the utility model embodiment
Kind schematic diagram；
Fig. 3 shows a kind of working state schematic representation of microphone test device provided by the utility model embodiment；
Fig. 4 is the partial enlargement diagram of region A in Fig. 1.
In figure: 10- microphone test device；20- microphone to be tested；100- intelligence playback terminal；110- intelligent terminal；
120- power amplifier；200- test box；210- outer case；220- artificial mouth；230- clamping piece；231- grip block；232- is solid
Determine sets of holes；233- Support bracket；2331- interconnecting piece；2332- fixed ring；240- standard microphone；The first accommodating cavity of 250-；
The second accommodating cavity of 260-.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.Meanwhile it is practical new at this
In the description of type, term " first ", " second " etc. are only used for distinguishing description, are not understood to indicate or imply relatively important
Property.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
In the description of the present invention, it should be noted that the orientation of the instructions such as term " on ", "lower", "inner", "outside"
Or positional relationship be based on the orientation or positional relationship shown in the drawings or the utility model product using when usually put
Orientation or positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the utility model
Limitation.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in utility model.
With reference to the accompanying drawing, it elaborates to some embodiments of the utility model.In the absence of conflict, under
The feature in embodiment and embodiment stated can be combined with each other.
Referring to Fig. 1, Fig. 1 shows a kind of one kind of microphone test device 10 provided by the utility model embodiment
Schematic diagram, the microphone test device 10 are used for the consistency detection of microphone 20 to be tested.Specifically, practical at this
In new embodiment, which includes intelligent playback terminal 100 and test box 200, the intelligence playback terminal
100 are electrically connected with test box 200, and microphone to be tested 20 is set in test box 200.
Intelligent playback terminal 100 plays testing audio for controlling test box 200, and receives the anti-of the generation of test box 200
Present audio.Testing audio and received feedback audio from test box 200 of the user according to broadcasting, by testing audio and instead
The mutual comparison for presenting audio, that is, can determine whether the consistency of microphone 20 to be tested.
Correspondingly, test box 200 is for playing testing audio, and works as microphone 20 to be tested and be arranged in test box 200
When, it is sent to intelligent playback terminal 100 after acquiring the feedback audio that microphone 20 to be tested generates, so that user is broadcast by intelligence
It puts terminal 100 and receives feedback audio, by testing audio compared with feeding back audio pair, judge the consistency for testing microphone.
Specifically, please continue to refer to Fig. 1, in the utility model embodiment, test box 200 includes outer case 210, artificial
Mouth 220, clamping piece 230 and standard microphone 240, artificial mouth 220 and standard microphone 240 are electric with intelligent playback terminal 100
Connection, clamping piece 230 are arranged in outer case 210 and the inner space of outer case 210 are separated into the first accommodating cavity 250 and the
Two accommodating cavities 260, wherein artificial mouth 220 is arranged in the first accommodating cavity 250, and standard microphone 240 is arranged in the second accommodating cavity
In 260；Also, clamping piece 230 is for clamping microphone 20 to be tested.
After microphone 20 to be tested is arranged in outer case 210 and is clamped clamped by part 230 as a result, intelligence plays dress
Set control artificial mouth 220 and play testing audio in the first accommodating cavity 250, the testing audios of 20 pairs of microphone broadcastings to be tested into
Row picks up, and is reset in the second accommodating cavity 260 by the loudspeaker of microphone 20 to be tested itself；Correspondingly, it is arranged
Standard microphone 240 in the second accommodating cavity 260 is the audio picking up microphone 20 to be tested and resetting, and generates feedback audio simultaneously
It is sent to intelligent playback terminal 100, so that user is passed through intelligent playback terminal 100 and receives feedback audio, by testing audio and instead
Audio is presented compared to pair, judges the consistency for testing microphone.
As an implementation, when microphone 20 to be tested carries out consistency detection, outside microphone test device 10
Audio is interference tones, to reduce influence of the external interference audio to consistency detection result, in the utility model embodiment
In, outer case 210 is sound attenuator.
Also, in general, microphone 20 to be tested is long cylindricality, such as handheld mike, including body and microphone, miaow
Head is mounted on one end body, and when clamping piece 230 clamps microphone 20 to be tested, microphone and artificial mouth 220 are mutually close, uses
In the broadcasting audio for picking up the generation of artificial mouth 220.Therefore, in general, after clamping piece 230 clamps microphone 20 to be tested,
Microphone is located in the first accommodating cavity 250, and being predominantly located in the second accommodating cavity 260 in body；Obviously, the length of body is remote
It is longer than the length of microphone.Therefore, as an implementation, in the utility model embodiment, the appearance of the second accommodating cavity 260
It is greater than the accommodating space of the first accommodating cavity 250 between emptying.That is, when outer case 210 is a regular cube structure,
For example square or cuboid, outer case 210 are provided with opposite the first plate body and the second plate body, the setting of clamping piece 230 exists
When in outer case 210, the space that clamping piece 230 and the first plate body and other side walls of outer case 210 surround is the first accommodating cavity
250, the space that clamping piece 230 and the second plate body and other side walls of outer case 210 surround is the second accommodating cavity 260, also, this
When, the spacing between clamping piece 230 and the first plate body is less than the spacing between clamping piece 230 and the second plate body, so that second holds
The accommodating space for setting chamber 260 is greater than the accommodating space of the first accommodating cavity 250.
Also, referring to Fig. 2, Fig. 2 shows a kind of microphone test devices 10 provided by the utility model embodiment
Intelligent playback terminal 100 a kind of schematic diagram, in the utility model embodiment, intelligent playback terminal 100 includes
Intelligent terminal 110 and power amplifier 120, power amplifier 120 and intelligent terminal 110, artificial mouth 220 and standard microphone
240 are electrically connected.
Intelligent terminal 110 plays testing audio for controlling artificial mouth 220.For example, intelligent terminal 110 can be but unlimited
Then smart phone, PC (personal computer, PC), tablet computer, personal digital assistant (personal
Digital assistant, PDA) etc. or Sound check audio-frequency test instrument, Audio Precision audio survey
Try the related sound of analyzer, MLSSA audio-frequency test instrument, CLIO audio-frequency test instrument, B&K audio-frequency test instrument, LMS audio-frequency test instrument etc.
Frequency tester equipment.Test software is installed on intelligent terminal 110, for running testing audio, and then broadcasts artificial mouth 220
Put the testing audio；Correspondingly, function amplifier is for amplifying test audio signal and the received feedback audio signal of amplification.
Also, intelligent terminal 110 is also used to, according to the feedback audio that received standard microphone 240 is sent, by feedback sound
Frequency compares with testing audio, to detect the consistency of microphone 20 to be tested.
It is worth noting that in embodiment some other provided by the utility model embodiment, power amplification
Device 120 can also be integrated in intelligent terminal 110.
Based on above-mentioned design, a kind of microphone test device 10 provided by the utility model embodiment is broadcast by intelligence
It puts terminal 100 and controls the broadcasting testing audio of artificial mouth 220, so that the testing audios of 20 pairs of microphone to be tested broadcastings pick up
It takes, and is reset in the second accommodating cavity 260, and then broadcast standard microphone 240 according to what microphone 20 to be tested was reset
Playback frequency generates feedback audio and is sent to intelligent playback terminal 100, compares instead so that user be made to pass through intelligent playback terminal 100
Presenting audio and testing audio compared with the prior art, makes microphone 20 to be tested to detect the consistency of microphone 20 to be tested
Subjective judgement of the consistency detection independent of user, and use the standard of data quantization, be able to ascend microphone to be tested
20 consistency detection efficiency.
The realization of clamping piece 230 in several ways, for example can be realized after being spliced using two blocks of identical compoboards and be treated
Test the clamping of microphone 20；Either, a notch is opened up on clamping piece 230, is matched using notch and 210 inner wall of outer case
The mode of conjunction clamps microphone 20 to be tested.
As an implementation, please continue to refer to Fig. 1, clamping piece 230 includes grip block 231, is set on grip block 231
It is equipped with fixed sets of holes 232, wherein the shape of fixed sets of holes 232 is matched with the shape of the microphone of microphone 20 to be tested, at this
In utility model embodiment, clamped in such a way that fixed sets of holes 232 are matched with microphone 20 to be tested.When to be tested
When microphone 20 is clamped the clamping of part 230, the microphone setting of microphone 20 to be tested passes through fixing sleeve in fixed sets of holes 232
The mode that hole 232 is matched with microphone realizes that clamping piece 230 clamps microphone 20 to be tested.
Also, as an implementation, fixed sets of holes 232 and the line and grip block 231 of artificial mouth 220 are perpendicular.
That is, the line of the geometric center of the geometric center and artificial mouth 220 of fixed sets of holes 232, perpendicular with grip block 231.
At this point, referring to Fig. 3, Fig. 3 shows a kind of work shape of microphone test device 10 provided by the utility model embodiment
State schematic diagram, when the setting of the microphone of microphone 20 to be tested is in fixed sets of holes 232, microphone be located at artificial mouth 220 just under
Side, so that the testing audio that artificial mouth 220 plays, in the communication process before being picked up by microphone, propagation distance is minimum, audio
The energy of loss is also minimum.
Also, as an implementation, in the utility model embodiment, grip block 231 is made of acoustic material.
To avoid when the inner space of outer case 210 is separated into the first accommodating cavity 250 and the second accommodating cavity 260 by grip block 231, people
The testing audio that work mouth 220 plays generates interference to the received feedback audio of standard microphone 240, is to avoid standard microphone
240 received feedback audios include the testing audio that artificial mouth 220 plays, and cause to feed back audio not being really by wheat to be tested
The audio that gram wind 20 generates, and then improve the detection confidence of microphone test device 10.
Also, as an implementation, please continue to refer to Fig. 1, in the utility model embodiment, the clamping piece 230
It further include Support bracket 233, which, which drags, is fixedly connected with grip block 231 and matches with fixed sets of holes 232.Namely
It says, Support bracket 233 and the installation site of fixed sets of holes 232 match.
At this point, as shown in figure 3, when microphone 20 to be tested is clamped clamped by part 230, the miaow of microphone 20 to be tested
Head setting is in fixed sets of holes 232, and microphone to be tested 20 body is arranged in scaffold bracket.
Specifically, referring to Fig. 4, Fig. 4 is the partial enlargement diagram of region A in Fig. 1, in the utility model embodiment
In, Support bracket 233 includes interconnecting piece 2331 and multiple fixed rings 2332, and interconnecting piece 2331 and multiple fixed rings 2332 are successively solid
Fixed connection, at this point, the Support bracket 233 that interconnecting piece 2331 is formed after being fixedly connected with multiple fixed rings 2332 is engraved structure.
Also, interconnecting piece 2331 is fixedly connected with grip block 231, and the position that is fixedly connected with grip block 231 of interconnecting piece 2331 and solid
Determine sets of holes 232 to match.
Also, the radius of multiple fixed rings 2332 is sequentially reduced.For example, in schematic diagram as shown in Figure 4, in supporting bracket
The one end of frame 233 close to one end of grip block 231 to Support bracket 233 far from grip block 231, the radius of fixed ring 2332 is successively
Reduce.
Based on above-mentioned design, a kind of microphone test device 10 provided by the utility model embodiment, by clamping
The Support bracket 233 being fixedly connected with grip block 231 is set in part 230, is clamped microphone 20 to be tested clamped by part 230
When, the microphone setting of microphone 20 to be tested is in fixed sets of holes 232, and microphone to be tested 20 is arranged body in support base
In frame, so that it is more firm to be clamped microphone 20 to be tested.
The utility model embodiment also provides a kind of microphone test macro (not shown), the microphone test macro packet
Include above-mentioned microphone test device 10.
In conclusion a kind of microphone test device 10 and system provided by the utility model embodiment, pass through intelligence
Playback terminal 100 controls artificial mouth 220 and plays testing audio, so that the testing audio of 20 pairs of microphone to be tested broadcastings picks up
It takes, and is reset in the second accommodating cavity 260, and then broadcast standard microphone 240 according to what microphone 20 to be tested was reset
Playback frequency generates feedback audio and is sent to intelligent playback terminal 100, compares instead so that user be made to pass through intelligent playback terminal 100
Presenting audio and testing audio compared with the prior art, makes microphone 20 to be tested to detect the consistency of microphone 20 to be tested
Subjective judgement of the consistency detection independent of user, and use the standard of data quantization, be able to ascend microphone to be tested
20 consistency detection efficiency；Also by the way that the Support bracket 233 being fixedly connected with grip block 231 is arranged in clamping piece 230, make
When microphone 20 to be tested is clamped clamped by part 230, the microphone setting of microphone 20 to be tested is being fixed in sets of holes 232, and
Microphone 20 to be tested body is arranged in scaffold bracket, so that it is more firm to be clamped microphone 20 to be tested.
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.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (10)
1. a kind of microphone test device, which is characterized in that for the consistency detection of microphone to be tested, the microphone is surveyed
Trial assembly is set including intelligent playback terminal and test box, and the intelligence playback terminal is electrically connected with the test box, described to be tested
Microphone is set in the test box；
The intelligence playback terminal plays testing audio for controlling the test box, and receives the feedback that the test box generates
Audio；
The test box is sent for playing the testing audio, and after acquiring the feedback audio that the microphone to be tested generates
To the intelligent playback terminal；
Wherein, the test box includes outer case, artificial mouth, clamping piece and standard microphone, the artificial mouth and the standard
Microphone is electrically connected with the intelligent playback terminal, and the clamping piece is arranged in the outer case and by the outer case
Inner space is separated into the first accommodating cavity and the second accommodating cavity, and the artificial mouth is arranged in first accommodating cavity, the mark
Quasi- microphone is arranged in second accommodating cavity, and the clamping piece is for clamping the microphone to be tested.
2. microphone test device as described in claim 1, which is characterized in that the clamping piece includes grip block, the folder
It holds plate and is provided with fixed sets of holes, when the microphone to be tested is clamped by the clamping piece, the miaow of the microphone to be tested
Head is arranged in the fixed sets of holes.
3. microphone test device as claimed in claim 2, which is characterized in that the company of the fixed sets of holes and the artificial mouth
Line and the grip block are perpendicular.
4. microphone test device as claimed in claim 2, which is characterized in that the clamping piece further includes Support bracket, institute
Support bracket is stated to be fixedly connected with the grip block and match with the fixed sets of holes；
When the microphone to be tested is clamped by the clamping piece, the microphone to be tested is arranged body in the support
In bracket.
5. microphone test device as claimed in claim 4, which is characterized in that the Support bracket includes interconnecting piece and multiple
Fixed ring, the interconnecting piece are fixedly connected sequentially with the multiple fixed ring and are fixedly connected with the grip block, multiple described
The radius of fixed ring is sequentially reduced.
6. the microphone test device as described in any one of claim 2-5, which is characterized in that the grip block uses sound insulation
Material is made.
7. microphone test device as described in claim 1, which is characterized in that the accommodating space of second accommodating cavity is greater than
The accommodating space of first accommodating cavity.
8. microphone test device as described in claim 1, which is characterized in that the outer case is sound attenuator.
9. microphone test device as described in claim 1, which is characterized in that the intelligence playback terminal includes intelligent terminal
And power amplifier, the power amplifier are electrically connected with the intelligent terminal, the artificial mouth and the standard microphone.
10. a kind of microphone test macro, which is characterized in that the microphone test macro includes: any in claim 1-9
Microphone test device described in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821144882.9U CN208434113U (en) | 2018-07-18 | 2018-07-18 | Microphone test device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821144882.9U CN208434113U (en) | 2018-07-18 | 2018-07-18 | Microphone test device and system |
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| CN208434113U true CN208434113U (en) | 2019-01-25 |
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| CN201821144882.9U Active CN208434113U (en) | 2018-07-18 | 2018-07-18 | Microphone test device and system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112019988A (en) * | 2020-07-28 | 2020-12-01 | 广州亚美智造科技有限公司 | Method and device for testing audio equipment, test fixture, equipment and storage medium |
| CN112333620A (en) * | 2020-12-02 | 2021-02-05 | 歌尔科技有限公司 | Microphone calibration detection device |
-
2018
- 2018-07-18 CN CN201821144882.9U patent/CN208434113U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112019988A (en) * | 2020-07-28 | 2020-12-01 | 广州亚美智造科技有限公司 | Method and device for testing audio equipment, test fixture, equipment and storage medium |
| CN112019988B (en) * | 2020-07-28 | 2022-06-14 | 广州亚美智造科技有限公司 | Method and device for testing audio equipment, test fixture, equipment and storage medium |
| CN112333620A (en) * | 2020-12-02 | 2021-02-05 | 歌尔科技有限公司 | Microphone calibration detection device |
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