CN108600929A - A kind of multinomial audio frequency parameter automatic test approach and its test system - Google Patents
A kind of multinomial audio frequency parameter automatic test approach and its test system Download PDFInfo
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- CN108600929A CN108600929A CN201711289662.5A CN201711289662A CN108600929A CN 108600929 A CN108600929 A CN 108600929A CN 201711289662 A CN201711289662 A CN 201711289662A CN 108600929 A CN108600929 A CN 108600929A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R29/00—Monitoring arrangements; Testing arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2420/00—Details of connection covered by H04R, not provided for in its groups
- H04R2420/05—Detection of connection of loudspeakers or headphones to amplifiers
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- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
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Abstract
The invention discloses a kind of multinomial audio frequency parameter automatic test approach and its test systems, include audio frequency apparatus and audio analyzer to be measured, the automatic testing equipment being connect with audio frequency apparatus to be measured and audio analyzer phase telecommunications；When test starting, the audio analyzer opens corresponding presetting test event according to the test content of audio frequency apparatus to be measured, and the test event is sent to processing module and carries out analyzing processing, wherein, the test event received is converted into testing to instruct accordingly being sent to audio frequency apparatus one by one by the processing module, and the automatic testing equipment only sends a test instruction and tested with allowing audio frequency apparatus to be measured to carry out one every time.
Description
Technical field
The present invention relates to the technical field of audio automated testing method, refers in particular to a kind of multinomial audio frequency parameter and survey automatically
Method for testing.
Background technology
When realizing the test of audio-frequency index, it is typically to be carried out using audio analyzer at present, passes through audio analyzer
To audio frequency apparatus（Such as microphone, power amplifier, loud speaker）It is tested, the key technical indexes has frequency response characteristic, humorous
Wave distortion, signal-to-noise ratio, dynamic range etc. carry out corresponding test parameter according to different audio frequency apparatuses and are carried out to audio analyzer
It is corresponding to adjust.And during atual detection, there are many test event of some audio frequency apparatuses, or even up to tens, pass through
Manual operation audio analyzer tests audio frequency apparatus to be measured by test event is in every particular, cumbersome time-consuming, and
And it is easy to appear test leakage, wrong the case where surveying.
Invention content
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of multinomial audio frequency parameter automatic test approach.
In order to achieve the above purpose, a kind of multinomial audio frequency parameter automatic test approach provided by the present invention includes
Following steps：
S1. audio frequency apparatus to be measured and audio analyzer are connected with automatic testing equipment by tester respectively, wherein audio point
Analyzer opens presetting test event according to the test content of audio frequency apparatus to be measured；
S2. start automatic testing equipment, automatic testing equipment sends out preparation to audio frequency apparatus to be measured and audio analyzer respectively and refers to
It enables, wherein audio frequency apparatus and audio analyzer to be measured carry out test mode confirmation and surveyed to automatic after receiving preparation instruction
Feedback acknowledgment signal is set in trial assembly；
S3. automatic testing equipment is after receiving two confirmation signals of audio frequency apparatus and audio analyzer to be measured, to audio point
Analyzer sends enabled instruction, to allow audio analyzer that required test event is sent to automatic testing equipment；
S4. test event is converted into testing accordingly by automatic testing equipment instructs and is sent to one by one audio frequency apparatus to be measured,
In, the automatic testing equipment only sends a test instruction to allow audio frequency apparatus to be measured to carry out a test, to wait for every time
After this test data is fed back to automatic testing equipment by survey audio frequency apparatus, automatic testing equipment just sends out next test and refers to
It enables；
S5. the test data received is sent to audio analysis by automatic testing equipment one by one while sending test instruction
Instrument carries out Data Analysis Services, to judge that it is whether qualified that this tests content；
S6. automatic to survey after audio analyzer completes the qualified judgement of all test datas sent out to automatic testing equipment
Trial assembly, which is set, sends out PASS signals to complete audio-frequency test.
Further, in step S5, the audio analyzer by the test data received carry out analyzing processing, and with it is pre-
The standard parameter value of setting is compared item by item, wherein is tested higher than standard parameter value when any, is then judged that this is qualification；
When any one analysis result is less than standard parameter value, then judge this to be unqualified.
A kind of multinomial audio frequency parameter Auto-Test System, includes audio frequency apparatus and audio analyzer to be measured, further includes having
The automatic testing equipment being connect with audio frequency apparatus to be measured and audio analyzer phase telecommunications, wherein the automatic testing equipment includes：
Processing module, for sending out instructions to audio frequency apparatus to be measured and audio analyzer, by tester in audio analyzer institute
The test event of setting generates corresponding test instruction, the test data of the audio frequency apparatus to be measured received is sent to audio point
Analyzer；First serial is used for and audio frequency apparatus two-way communication link to be measured；Second serial is used for and audio analyzer two-way
Letter connection；Power module is powered for each component；Tester is according to the test content of the audio frequency apparatus to be measured to be arranged
Audio analyzer opens corresponding test event, and the test event is sent to processing module, wherein the processing module will
The test event received is converted into testing to instruct accordingly being sent to audio frequency apparatus one by one, and the automatic testing equipment is each only
A test instruction is sent to allow audio frequency apparatus to be measured to carry out a test.
The present invention uses above-mentioned scheme, advantage to be：Audio analyzer pair is realized by automatic testing equipment
The automatic test of audio frequency apparatus to be measured, effective placement test leakage, wrong the problem of surveying, and meanwhile it is automatic by Auto-Test System
Judge qualified or not, without artificial cumbersome operation, reduces the error of manpower intervention, test effect is greatly improved
Rate realizes unattended operation and automation.
Description of the drawings
Fig. 1 is the composition schematic diagram of the test system of the present invention.
Fig. 2 is the structural schematic diagram of the automatic testing equipment of the present invention.
Fig. 3 is the circuit one of the present invention.
Fig. 4 is the circuit two of the present invention.
Fig. 5 is the circuit three of the present invention
Wherein, 1- automatic testing equipments, 11- processing modules, 12- first serials, 13- second serials, 14- power modules, 2- are waited for
Survey audio frequency apparatus, 3- audio analyzers.
Specific implementation mode
With reference to specific embodiment, the present invention is further illustrated.
Shown in attached drawing 1 to attached drawing 5, in the present embodiment, a kind of multinomial audio frequency parameter Auto-Test System includes
Audio frequency apparatus 2, audio analyzer 3 and the automatic test being connect with audio frequency apparatus 2 to be measured and 3 phase telecommunications of audio analyzer to be measured
Device 1, wherein automatic testing equipment 1 includes processing module 11, first serial 12, second serial 13 and power module 14；
In the present embodiment, audio analyzer 3 as this field referring to test（The principle of instrument audio analysis relates generally to digital letter
The basic theories of number processing, the basic skills of audio analysis and audio frequency parameter measure and analysing content, wherein at digital signal
Reason is the theoretical foundation of audio analysis）, no longer its principle is illustrated in the present embodiment thus.
In the present embodiment, processing module 11 be used for audio frequency apparatus 2 to be measured and audio analyzer 3 send out instructions,
The audio to be measured that corresponding test is instructed, will be received is generated by test event of the tester set by audio analyzer 3
The test data of equipment 2 is sent to audio analyzer 3；First serial 12 be used for 2 two-way communication link of audio frequency apparatus to be measured, from
And the intercommunication of processing module 11 and audio frequency apparatus 2 to be measured is realized by first serial 12, that is, processing module 11 is to waiting for
It surveys audio frequency apparatus 2 and sends command adapted thereto, audio frequency apparatus 2 to be measured sends test data and corresponding confirmation letter to processing module 11
Number；Second serial 13 be used for 3 two-way communication link of audio analyzer, to by second serial 13 realize processing module 11
With the intercommunication of audio analyzer 3, that is, processing module 11 sends corresponding instruction and test number to audio analyzer 3
According to audio analyzer 3 sends set test event and corresponding confirmation signal to processing module 11；Power module 14 is used for
It powers for each component.
In the present embodiment, tester pre-sets according to the test content of the audio frequency apparatus 2 to be measured to audio point
The parameter of analyzer 3 is configured, so that audio analyzer 3 opens corresponding test event, when test starting, the audio point
Analyzer 3 opens corresponding presetting test event according to the test content of audio frequency apparatus 2 to be measured, and the test event is sent out
It send to processing module 11 and carries out analyzing processing, wherein the test event received is converted into accordingly by the processing module 11
Test instruction is sent to audio frequency apparatus one by one, and the automatic testing equipment 1 only sends a test instruction and waits for acoustic to allow every time
Frequency equipment 2 carries out a test；In this way, according to the product classification of audio frequency apparatus 2 to be measured, in advance to audio analysis
3 parameter of instrument is adjusted to adapt to different products, can quickly start corresponding test after being opened in order to follow-up test
Project.
In order to reduce the error of test system, before carrying out new round test, by automatic test equipment respectively to waiting for
It surveys audio frequency apparatus 2 and audio analyzer 3 carries out state confirmation to ensure that audio frequency apparatus 2 and audio analyzer 3 to be measured enter survey
Examination state efficiently reduces the case where accidentally surveying.Automatic testing equipment 1 is sent out to audio frequency apparatus 2 to be measured and audio analyzer 3 respectively
Preparation instruction, wherein audio frequency apparatus 2 and audio analyzer 3 to be measured carry out just testing state confirmation after receiving preparation instruction, wait for
To 1 feedback acknowledgment signal of automatic testing equipment after state confirmation；
A kind of multinomial audio frequency parameter automatic test approach, includes following steps：
S1. audio frequency apparatus 2 to be measured and audio analyzer 3 are connected with automatic testing equipment 1 by tester respectively, wherein sound
Frequency division analyzer 3 opens presetting test event according to the test content of audio frequency apparatus 2 to be measured；
S2. start automatic testing equipment 1, automatic testing equipment 1 sends out standard to audio frequency apparatus 2 to be measured and audio analyzer 3 respectively
Standby instruction, wherein audio frequency apparatus 2 and audio analyzer 3 to be measured after receiving preparation instruction, carry out test mode confirmation and to
1 feedback acknowledgment signal of automatic testing equipment；
S3. automatic testing equipment 1 is after two confirmation signals for receiving audio frequency apparatus 2 and audio analyzer 3 to be measured, to audio
Analyzer 3 sends enabled instruction, to allow audio analyzer 3 that required test event is sent to automatic testing equipment 1；
S4. test event is converted into testing accordingly by automatic testing equipment 1 instructs and is sent to one by one audio frequency apparatus 2 to be measured,
Wherein, the automatic testing equipment 1 every time with allowing audio frequency apparatus 2 to be measured to carry out one tested by one test instruction of transmission, from
And after this test data is fed back to automatic testing equipment 1 by audio frequency apparatus 2 to be measured, automatic testing equipment 1 just sends out next
Test instruction；
S5. the test data received is sent to audio analysis by automatic testing equipment 1 one by one while sending test instruction
Instrument 3 carries out Data Analysis Services, to judge that it is whether qualified that this tests content；
S6. after audio analyzer 3 completes the qualified judgement of all test datas sent out to automatic testing equipment 1, automatically
Test device 1 sends out PASS signals to complete audio-frequency test.
Further, in step S5, the audio analyzer 3 by the test data received carry out analyzing processing, and with
Presetting standard parameter value is compared item by item, wherein is tested higher than standard parameter value when any, is then judged the Xiang Weihe
Lattice；When any one analysis result is less than standard parameter value, then judge this to be unqualified.
The application realizes the survey of the automation between audio frequency apparatus 2 and audio analyzer 3 to be measured using automatic testing equipment 1
Examination, efficiently reduces artificial troublesome operation, realizes the test job of efficient automation, meanwhile, according to presetting test
Project can be effectively prevented test leakage, wrong the problem of surveying, and be carried out automatically according to presetting standard parameter value by test system
Judge, to significantly improve testing efficiency.
The embodiment of the above is only presently preferred embodiments of the present invention, not does limit in any form to the present invention
System.Any technical person familiar with the field utilizes the skill of the disclosure above without departing from the scope of the technical proposal of the invention
Art content makes more possible variations and retouching to technical solution of the present invention, or modification is the equivalent embodiment of the present invention.
Therefore all contents without departing from technical solution of the present invention, equivalent equivalence changes, should all be covered by made by thinking according to the present invention
In protection scope of the present invention.
Claims (3)
1. a kind of multinomial audio frequency parameter automatic test approach, it is characterised in that：Include following steps：
S1. tester is by audio frequency apparatus to be measured（2）And audio analyzer（3）Respectively with automatic testing equipment（1）It is connected,
In, audio analyzer（3）According to audio frequency apparatus to be measured（2）Test content open presetting test event；
S2. start automatic testing equipment（1）, automatic testing equipment（1）Respectively to audio frequency apparatus to be measured（2）And audio analyzer
（3）Send out preparation instruction, wherein audio frequency apparatus to be measured（2）And audio analyzer（3）It is tested after receiving preparation instruction
State confirmation, to automatic testing equipment after state confirmation（1）Feedback acknowledgment signal；
S3. automatic testing equipment（1）Receiving audio frequency apparatus to be measured（2）And audio analyzer（3）Two confirmation signals after,
To audio analyzer（3）Enabled instruction is sent, to allow audio analyzer（3）Required test event is sent to automatic test dress
It sets（1）；
S4. automatic testing equipment（1）Test event is converted into testing accordingly and instructs and is sent to audio frequency apparatus to be measured one by one
（2）, wherein the automatic testing equipment（1）A test instruction is only sent every time to allow audio frequency apparatus to be measured（2）Carry out one
Test, to audio frequency apparatus to be measured（2）This test data is fed back into automatic testing equipment（1）Afterwards, automatic testing equipment（1）
Just send out next test instruction；
S5. automatic testing equipment（1）While sending test instruction, the test data received is sent to audio point one by one
Analyzer（3）Data Analysis Services are carried out, to judge that it is whether qualified that this tests content；
S6. audio analyzer is waited for（3）It completes to automatic testing equipment（1）After the qualified judgement of all test datas sent out,
Automatic testing equipment（1）PASS signals are sent out to complete audio-frequency test.
2. a kind of multinomial audio frequency parameter automatic test approach according to claim 1, it is characterised in that：In step S5,
The audio analyzer（3）The test data received is subjected to analyzing processing, and with presetting standard parameter value carry out by
Item comparison, wherein tested higher than standard parameter value when any, then judge that this is qualified；When any one analysis result is less than
Standard parameter value then judges this to be unqualified.
3. a kind of a kind of multinomial audio frequency parameter Auto-Test System as described in claim 1 and 2 any one includes to be measured
Audio frequency apparatus（2）And audio analyzer（3）, it is characterised in that：Further include having and audio frequency apparatus to be measured（2）And audio analyzer
（3）The automatic testing equipment of phase telecommunications connection（1）, wherein the automatic testing equipment（1）Including：
Processing module（11）, it is used for audio frequency apparatus to be measured（2）And audio analyzer（3）Send out instructions, by tester
In audio analyzer（3）Set test event generates the audio frequency apparatus to be measured that corresponding test is instructed, will be received（2）'s
Test data is sent to audio analyzer（3）；
First serial（12）, it is used for and audio frequency apparatus to be measured（2）Two-way communication link；
Second serial（13）, it is used for and audio analyzer（3）Two-way communication link；
Power module（14）, power for each component；
When test starting, the audio analyzer（3）According to audio frequency apparatus to be measured（2）Test content it is corresponding default to open
Fixed test event, and the test event is sent to processing module（11）Carry out analyzing processing, wherein the processing module
（11）The test event received is converted into testing to instruct accordingly to be sent to audio frequency apparatus, the automatic testing equipment one by one
（1）A test instruction is only sent every time to allow audio frequency apparatus to be measured（2）Carry out a test.
Priority Applications (1)
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| CN201711289662.5A CN108600929A (en) | 2017-12-08 | 2017-12-08 | A kind of multinomial audio frequency parameter automatic test approach and its test system |
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| CN201711289662.5A CN108600929A (en) | 2017-12-08 | 2017-12-08 | A kind of multinomial audio frequency parameter automatic test approach and its test system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109474878A (en) * | 2018-10-19 | 2019-03-15 | 惠州市德赛西威汽车电子股份有限公司 | A kind of Carplay Auto-Test System and method |
| CN110234059A (en) * | 2019-05-31 | 2019-09-13 | 华讯方舟科技有限公司 | Audio frequency apparatus test method, system, testing jig and storage medium |
| CN112799629A (en) * | 2021-01-06 | 2021-05-14 | 深圳市金锐显数码科技有限公司 | Mainboard audio debugging method, device, equipment and storage medium |
| CN112908357A (en) * | 2021-01-19 | 2021-06-04 | 广州橙行智动汽车科技有限公司 | Instrument sound testing method and device, testing equipment and storage medium |
| CN112799629B (en) * | 2021-01-06 | 2024-06-04 | 深圳市金锐显数码科技有限公司 | Mainboard audio debugging method, device, equipment and storage medium |
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Application publication date: 20180928 |