CN103926525A - System and method for obtaining quality information of main board of electronic product through voice - Google Patents
System and method for obtaining quality information of main board of electronic product through voice Download PDFInfo
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Abstract
The embodiment of the invention discloses a system and method for obtaining quality information of a main board of an electronic product through voice. The system comprises an information conversion module, a voice processing module and an information analysis module, wherein the information conversion module is used for coding main board information of the electronic product, converting codes into set voice and sending out the codes in the form of voice; the voice processing module is used for receiving the voice sent by the information conversion module and decoding the voice to revert the main board information; the information analysis module is used for analyzing the main board information reverted by the voice processing module, and comparing analyzed data with standard data to obtain the quality of the main board of the electronic product. It is obvious that a display screen is not needed in the process due to voice transmission, and manual intervention is not needed either, so human errors are avoided, and the testing efficiency of the main board of the consumer electronic product is improved.
Description
Technical field
The present invention relates to electronic product field, relate in particular to a kind of system and method that obtains electronic product mainboard quality information by sound.
Background technology
Electronic product has entered into huge numbers of families now, and the sales volume of electronic product is also to increase year by year.Manufacturer, for larger profit margin, strengthens production dynamics.In a large amount of production electronic products, the quality inspection of process product and control have determined the quality of end product quality.
Wherein, in the manufacturing of mainboard, the speed to quality testing in mainboard production efficiency and production run and accuracy requirement are more and more higher.The quick production of mainboard, and the hysteresis of detection efficiency becomes the problem of needing solution badly.
The technical scheme that existing mainboard detects is: mainboard is connected with display screen, opens display screen.Enter factory's menu of mainboard, testing staff observes the mainboard information on display screen, and the various information that show according to display screen judge the quality of mainboard, or intercepting information on display screen by computer checks mainboard information.In the time obtaining mainboard information detection mainboard quality, need to there is suitable display screen.The mainboard model of producing is different, may need to use sizes, the display screen of multiple resolution.Light in addition the support circuit that display screen checks that mainboard informational needs is complete, cost is higher.And adopt the information on artificial directly reading displayed screen, and efficiency is lower, and error probability is high.Human cost is originally higher now, adopts manpower information judgement quality, and human input cost is huge, and conventional plant is reluctant to drop into manpower and is carried on technical development, and realizes automatic detection.Adopt the upper information of machine reading displayed screen, the equipment of input is more expensive.
Summary of the invention
Based on above-mentioned technical matters, the invention provides a kind of system and method that obtains electronic product mainboard quality information by sound, comprising:
Electronic product mainboard, information modular converter, acoustic processing module, information analysis module;
Described information modular converter is for electronic product mainboard information is encoded, and the sound that code conversion is become to set, and sends with the form of sound;
Described acoustic processing module is used for receiving the sound that described information modular converter sends, and decodes, and is reduced into mainboard information;
Described information analysis module is for the mainboard information of described acoustic processing module reduction is analyzed, and the data of analysis and normal data relatively drawn to the quality information of electronic product mainboard.
In system of the present invention, described information modular converter comprises coding unit and phonation unit;
Described coding unit is used for mainboard information to encode, and the data after coding are exported to described phonation unit;
Described phonation unit is used for the data after described coding to carry out audio frequency processing, and sends with the sound of characteristic frequency and specific waveforms.
In system of the present invention, described acoustic processing module comprises sound receiving element and decoding unit;
Described sound receiving element is coded data for characteristic frequency that described information modular converter is sent and the sound-reducing of specific waveforms, and is transferred to described decoding unit;
Described decoding unit is for being reduced to mainboard information by described coded data.
In system of the present invention, described information modular converter also comprises mistake proofing unit;
Described acoustic processing module also comprises mistake proofing unit;
Described mistake proofing unit is used for adopting cyclic redundancy check (CRC) code to carry out after mistake proofing processing the coded data of input, then carries out audio frequency processing;
The described mistake proofing unit that goes is for removing cyclic redundancy check (CRC) code verification, and obtains after real coded data, then carries out coded data reduction mainboard information.
In system of the present invention, between described information modular converter and described acoustic processing module, be provided with anti-interference unit;
Described anti-interference unit is used for adopting increasing sound power, and the method that improves sound frequency is strengthened the antijamming capability of audio frequency.
In system of the present invention, described information analysis module comprises analytic unit and comparing unit;
Described analytic unit is analyzed and is drawn corresponding analysis data for the mainboard information that described acoustic processing module is sent here;
Described comparing unit is for comparing by the analysis data of described analytic unit and mainboard information standard data the quality of judging electronic product mainboard.
In method of the present invention, information modular converter is encoded mainboard information, and coding is sent by the form of sound of characteristic frequency and specific waveforms;
Acoustic processing module receives the sound of described characteristic frequency and specific waveforms, and decodes, and is reduced into mainboard information;
Information analysis module is analyzed the mainboard information of acoustic processing module reduction, and by data and the normal data comparison analyzed, draws the quality of mainboard.
In method of the present invention, information modular converter is encoded mainboard information, and coding is sent by the form of sound of characteristic frequency and specific waveforms, specifically comprises:
Coding unit is encoded mainboard information, and the data transmission after coding is arrived to mistake proofing unit;
Mistake proofing unit adopts cyclic redundancy check (CRC) code to carry out mistake proofing processing to the coded data of input;
The data after coding and mistake proofing are carried out audio frequency processing by phonation unit, and send with the sound of characteristic frequency and specific waveforms.
In method of the present invention, acoustic processing module receives the sound of described characteristic frequency and specific waveforms, and decodes, and is reduced into mainboard information, specifically comprises:
The data that the characteristic frequency that sound receiving element is sent information modular converter and the sound-reducing of specific waveforms are codified, and described in being transferred to, go to mistake proofing unit;
Go to mistake proofing unit to remove cyclic redundancy check (CRC) code verification, obtain real coded data;
Described coded data is reduced to mainboard information by decoding unit.
In method of the present invention, information analysis module is analyzed the mainboard information of acoustic processing module reduction, and by data and the normal data comparison analyzed, draws the quality of mainboard, specifically comprises:
The mainboard information that analytic unit is sent acoustic processing module here is analyzed and is drawn corresponding analysis data;
The analysis data of analytic unit and mainboard information standard data are compared the quality of judging electronic product mainboard by comparing unit.
As can be seen from the above technical solutions, the embodiment of the present invention has the following advantages:
System of the present invention comprises: information modular converter, acoustic processing module, information analysis module.Wherein information modular converter is encoded electronic product mainboard information, and the sound that code conversion is become to set, and sends with the form of sound; Described acoustic processing module is used for receiving the sound that described information modular converter sends, and decodes, and is reduced into mainboard information; Described information analysis module is for the mainboard information of described acoustic processing module reduction is analyzed, and the data of analysis and normal data relatively drawn to the quality of electronic product mainboard.Can find out, information modular converter converts electronic product mainboard information to coding, and coding is sent by the form of sound.Acoustic processing module receives described sound and by decoding and being reduced into electronic product mainboard information.Under the analysis and comparison of information analysis module, draw electronic product mainboard quality condition.Owing to using sound transmission, process does not need to use display screen, without manual intervention, has avoided artificial mistake yet, improves the testing efficiency of the mainboard of consumption electronic product.Particularly suitable is not connecing the mass automatic production of mainboard of electronic product of display screen, such as being used in during the large-scale production of liquid crystal television mainboard and cell phone mainboard manufactures.Transmission by sound does not need complete support circuit, as long as it is just passable to ensure that mainboard and system element can normally start work, has played the effect of reducing costs.Transmit data by sound, directly receiving end processing, can be because of the error of manually seeing that picture brings.The equipment of resolving sound is compared the equipment of graphical analysis, and cost is further lower.Sound can adopt the mode transmission of short-distance wireless, avoids prior art to use the shortcoming of wire rod.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the present invention obtains electronic product mainboard quality information system overall schematic by sound;
Fig. 2 is the present invention obtains electronic product mainboard quality information system information modular converter schematic diagram by sound;
Fig. 3 is the present invention obtains electronic product mainboard quality information system acoustic processing module diagram by sound;
Fig. 4 is the present invention obtains electronic product mainboard quality information system information analysis module diagram by sound;
Fig. 5 is the present invention obtains electronic product mainboard quality information method process flow diagram by sound;
Fig. 6 is the present invention obtains an embodiment of electronic product mainboard quality information method process flow diagram by sound;
Fig. 7 is the present invention obtains another embodiment of electronic product mainboard quality information method overall flow figure by sound;
Fig. 8 is the present invention obtains another embodiment of electronic product mainboard quality information method overall flow figure by sound.
Embodiment
For making goal of the invention of the present invention, feature, advantage can be more obvious and understandable, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, the embodiments described below are only the present invention's part embodiment, but not whole embodiment.Based on the embodiment in this patent, those of ordinary skill in the art are not making all other embodiment that obtain under creative work prerequisite, all belong to the scope of this patent protection.
The embodiment of the present invention provides a kind of system of obtaining electronic product mainboard quality information by sound, refers to shown in Fig. 1, comprising: electronic product mainboard 10, information modular converter 11, acoustic processing module 12, information analysis module 13;
Described information modular converter 11, for electronic product mainboard 10 information are encoded, becomes sound by code conversion, and sends with the form of sound;
The sound that described acoustic processing module 12 is sent for receiving described information modular converter 11, and decode, be reduced into mainboard information;
Described information analysis module 13 is analyzed for the mainboard information that described acoustic processing module 12 is reduced, and the data of analysis and normal data is relatively drawn to the quality of electronic product mainboard 10.
In the present invention, described information modular converter 11 is encoded electronic product mainboard 10 information, and coding is sent by the form of sound; Described acoustic processing module 12 receives the sound that described sound modular converter 11 sends, and decodes, and is reduced into mainboard 10 information; Mainboard 10 information that described information analysis module 13 is reduced to described acoustic processing module 12 are analyzed the quality of mainboard 10.Can find out, information modular converter 11 converts electronic product mainboard 10 information to coding, and coding is sent by the form of sound.Acoustic processing module 11 receives described sound and by decoding and being reduced into electronic product mainboard 10 information.Under the analysis and comparison of information analysis module 13, draw electronic product mainboard 10 quality conditions.
Owing to using sound transmission, process does not need to use display screen, without manual intervention, has avoided artificial mistake yet, improves the testing efficiency of the mainboard 10 of consumption electronic product.Particularly suitable is not connecing the mass automatic production of mainboard 10 of electronic product of display screen, such as being used in during the large-scale production of liquid crystal television mainboard and cell phone mainboard manufactures.Transmission by sound does not need complete support circuit, as long as it is just passable to ensure that mainboard 10 and system element can normally start work, has played the effect of reducing costs.Transmit data by sound, directly receiving end processing, can be because of the error of manually seeing that picture brings.The equipment of resolving sound is compared the equipment of graphical analysis, and cost is further lower.Sound can adopt the mode transmission of short-distance wireless, avoids prior art to use the shortcoming of wire rod.
In the present invention, electronic product mainboard 10 can comprise the mainboard using on TV motherboard, cell phone mainboard, computer main board etc. electronic equipment, and concrete equipment does not limit here.
In the present invention, the information of mainboard comprises the mainboard production time, compatibility, travelling speed, slot and interface message, mainboard parameter information, mainboard report failure message etc.Obtaining before electronic product mainboard quality information, producer need to design a set of complete mainboard information database, and this information database is the data message of an intact mainboard of quality.Use these qualified data to come to compare with mainboard data to be tested, evaluate the quality of mainboard to be tested.
In the present invention, phonation unit 112 can use loudspeaker, loudspeaker etc. to have the Audio Players of playing function, and concrete equipment does not limit here.
In the present invention, between described information modular converter 11 and described acoustic processing module 12, be provided with anti-interference unit; Anti-interference unit is used for adopting increasing sound power, and the method that improves sound frequency is strengthened the antijamming capability of audio frequency.Use anti-interference unit can ensure the accuracy of transfer voice, reduce the impact of external environment on transfer voice.
Make and illustrating with regard to embodiment of the present invention below, refer to shown in Fig. 2.Wherein said information modular converter 11 comprises coding module 110 and sounding module 112;
Described coding unit 110 is for mainboard information is encoded, and the data after coding are exported to described phonation unit 112;
Described phonation unit 112 is for the data after described coding are carried out to audio frequency processing, and sends with the sound of characteristic frequency and specific waveforms.
In the present embodiment, described information modular converter 11 also comprises mistake proofing unit 111; Described mistake proofing unit 111, for adopting cyclic redundancy check (CRC) code to carry out after mistake proofing processing the coded data of input, then carries out audio frequency processing.Mistake proofing unit 111 is arranged between coding unit 110 and phonation unit 112.Coding unit 110 is encoded mainboard information, and the data transmission after coding is arrived to mistake proofing unit 111; Mistake proofing unit 111 adopts cyclic redundancy check (CRC) code to carry out mistake proofing processing to the coded data of input; The data after mistake proofing are carried out audio frequency processing by phonation unit 112, and send with the sound of characteristic frequency and specific waveforms.Adopt cyclic redundancy check (CRC) code can reduce the bit error rate of coding, improve the efficiency of encoding.
In the present embodiment, electronic product mainboard information being encoded, can be binary data, can be also octal data, can also be hexadecimal data.In the present invention, preferably binary data.
In the present embodiment, phonation unit can adopt signal generator that the sound of different frequency signals is provided, and makes described phonation unit 112 can send the sound of characteristic frequency and specific waveforms.
In the present embodiment, the sound of characteristic frequency and specific waveforms is understandable that, here taking binary data as example, first track divided by the time, and often sampling should be carried out at regular intervals, every the inverse of time be exactly said sample frequency.The sound that each is adopted is encoded, for example, encode according to sound wave amplitude, different binary coding corresponding to amplitude, suppose amplitude 0 correspondence 00000000, amplitude 1 correspondence 00000001, by that analogy, the amplitude of the sound here can refer to specific amplitude.Be exactly counter pushing away recited above and binary coded data is converted to the sound of characteristic frequency and specific waveforms.Specific frequency and specific waveforms set before detection mainboard, that is to say those parameters that need detected electrons product mainboard 10 in whole process, set in advance binary coding corresponding to mainboard parameter to be measured, and the corresponding conversion of binary coding and sound is also predefined.Sound afterwards and binary conversion are above-mentioned anti-processes.If the parameter of electronic product mainboard to be measured and standard motherboard parameter compare and find that there is differently, or there is deviation can think that electronic product mainboard to be measured may exist quality problems.
In the present embodiment, mainboard 10 is input to coding unit 110 by data message and encodes.Coding unit 110 can adopt the specific coding such as photoelectric encoder, digital encoder mode not limit here.
In the present embodiment, acoustic processing module 12 comprises sound receiving element 120 and decoding unit 122; Refer to shown in Fig. 3, the data that described sound receiving element 120 is codified for the sound-reducing of characteristic frequency that described information modular converter is sent and specific waveforms, and be transferred to described decoding unit; Described decoding unit 122 is for being reduced to mainboard information by described coded data.
In the present embodiment, described acoustic processing module 12 also comprises mistake proofing unit 121; Go to mistake proofing unit 121 to be arranged between sound receiving element 120 and decoding unit 122, for removing cyclic redundancy check (CRC) code verification, and obtain after real coded data, then carry out coded data reduction mainboard information.What this process adopted above-mentioned mistake proofing unit removes cyclic redundancy check (CRC) code removal, so that coding is reduced into mainboard information by decoding unit 122.
In the present embodiment, described information analysis module 13 comprises analytic unit 130 and comparing unit 131; Refer to shown in Fig. 4, described analytic unit 130 is analyzed and is drawn corresponding analysis data for the mainboard information that described acoustic processing module 12 is sent here; The mainboard information that described analytic unit 130 is sent voice codec module here is analyzed, and provides test result and analysis report.Analysis can be used computer to write corresponding analysis software, analyzes.Equally also can add corresponding software analysis by handheld device.Test and analysis report, by the document of the forms such as analysis software generation WORD, EXCEL or PDF.The analysis software is here for the concrete quantification of some informational needs of mainboard, that is to say, in the information of detection mainboard, likely exist, can not be directly by with the data of standard value comparison, will pass through like this some conversions or analysis, can relatively draw with standard value the quality of mainboard quality, whether meet the requirement of dispatching from the factory.
Described comparing unit 131 is for comparing by the analysis data of described analytic unit 130 and mainboard information standard data the quality of judging electronic product mainboard.If the analysis data of analytic unit 130 and mainboard information standard data compare the mistake that has deviation or have parameter, may there is hidden danger of quality in mainboard to be measured.
In order better to understand technical scheme of the present invention, with a specific embodiment, the invention process process is described below.The present embodiment is to detect in CATV set-top-box motherboard circuit 27M crystal oscillator as example.In Digital Cable Television System, the recovery of receiving end reference clock is correctly read and is played an important role for data.Because it is all to carry out under the control of byte clock or bit clock that the decoding in Set Top Box and other signals are processed.So the 27M crystal oscillator in motherboard circuit and special IC are very important devices.
In the present embodiment, form a complete bikini oscillating circuit by 27M crystal oscillator, special IC and phaselocked loop, send 27M clock signal.But aborning or the clock signal that affects of other factors likely produce drift, make reference clock produce deviation, cause mainboard mistake.
In the present embodiment, coding unit 110 is encoded the 27M clock signal of mainboard information, and the data transmission after coding is arrived to mistake proofing unit 111; Mistake proofing unit 111 adopts cyclic redundancy check (CRC) code to carry out mistake proofing processing to the coded data of input; The data after coding and mistake proofing are carried out audio frequency processing by phonation unit 112, and send with the sound of characteristic frequency and specific waveforms.The data that the characteristic frequency that sound receiving element 120 is sent information modular converter and the sound-reducing of specific waveforms are codified, and described in being transferred to, go to mistake proofing unit 121; Go to mistake proofing unit 121 to remove cyclic redundancy check (CRC) code verification, obtain real coded data; Described coded data is reduced to 27M clock signal by decoding unit 122.The 27M clock signal that analytic unit 130 is sent described acoustic processing module 12 here is analyzed and is drawn the result different from normal data; The 27M clock signal of sending here and standard 27M clock signal are compared judgement 27M clock signal generation drift by comparing unit 131, makes reference clock produce deviation.Must take 27M crystal oscillator, special IC and phaselocked loop bikini oscillating circuit to proofread and correct, keep the accurate of clock signal frequency.Could meet the requirement of dispatching from the factory.
In the present invention, also relate to a kind of method of obtaining electronic product mainboard quality information by sound, described method comprises: refer to shown in Fig. 5:
S101: information modular converter is encoded mainboard information, and coding is sent by the form of sound of characteristic frequency and specific waveforms;
In the present embodiment, information modular converter first obtains mainboard information, after encode.Needing the mainboard information detecting is that systemic presupposition is good, and the mainboard information that information modular converter obtains is also to obtain by the regulation of system, and the information getting and ary codes are one to one.After coding, send by the form of sound of characteristic frequency and specific waveforms.The sound sending is also corresponding one by one with coding.Wherein fault common mainboard or mass defect are encoded, but occur unexpected mass defect, not corresponding coding.This situation can be before detection, and the mainboard information reckoning without that the mass defect that can not consider or other situations are caused is completely set to a coding.If preferably detecting is that this coding is artificially analyzed again.
S102: acoustic processing module receives the sound of described characteristic frequency and specific waveforms, and decodes, is reduced into mainboard information;
Acoustic processing module receives the sound of described characteristic frequency and specific waveforms, decodes, and the process that is reduced into mainboard information is also that system is predefined.Reverting to mainboard fileinfo from coding also presets.If in the time receiving the sound of characteristic frequency and specific waveforms, produce deviation, and produce after deviation, coding cannot corresponding corresponding mainboard information.This situation, can set a kind of coding of abnormal condition in advance, draws unexpected mainboard information after this coding and decoding, after analysis in, provide corresponding evaluation.
S103: information analysis module is analyzed the mainboard information of acoustic processing module reduction, and by data and the normal data comparison analyzed, draw the quality of mainboard.
In this process, information analysis module is analyzed the mainboard information of acoustic processing module reduction, and by data and the normal data comparison analyzed, draws the quality of mainboard.The mainboard quality drawing can be a quantizating index, that is to say the qualified and defective of mainboard quality.Also can evaluate the qualified and defective of a certain information of mainboard, concrete evaluation method does not limit here.
In the present embodiment, described method also comprises: refer to shown in Fig. 6:
S201: coding unit is encoded mainboard information, and the data transmission after coding is arrived to mistake proofing unit;
S202: mistake proofing unit adopts cyclic redundancy check (CRC) code to carry out mistake proofing processing to the coded data of input;
Described mistake proofing unit is used for adopting cyclic redundancy check (CRC) code to carry out after mistake proofing processing the coded data of input, then carries out audio frequency processing.Mistake proofing unit is arranged between coding unit and phonation unit.Coding unit is encoded mainboard information, and the data transmission after coding is arrived to mistake proofing unit; Mistake proofing unit adopts cyclic redundancy check (CRC) code to carry out mistake proofing processing to the coded data of input; The data after mistake proofing are carried out audio frequency processing by phonation unit, and send with the sound of characteristic frequency and specific waveforms.Adopt cyclic redundancy check (CRC) code can reduce the bit error rate of coding, improve the efficiency of encoding.
S203: the data after coding and mistake proofing are carried out audio frequency processing by phonation unit, and send with the sound of characteristic frequency and specific waveforms.
In the present embodiment, described method also comprises: refer to shown in Fig. 7:
S301: the data that the characteristic frequency that sound receiving element is sent information modular converter and the sound-reducing of specific waveforms are codified, and described in being transferred to, go to mistake proofing unit;
S302: go to mistake proofing unit to remove cyclic redundancy check (CRC) code verification, obtain real coded data;
Go to mistake proofing unit to be arranged between sound receiving element and decoding unit, for removing cyclic redundancy check (CRC) code verification, and obtain after real coded data, then carry out coded data reduction mainboard information.What this process adopted above-mentioned mistake proofing unit removes cyclic redundancy check (CRC) code removal, so that coding is reduced into mainboard information by decoding unit.
S303: described coded data is reduced to mainboard information by decoding unit.
In the present embodiment, described method also comprises: refer to shown in Fig. 8:
S401: the mainboard information that analytic unit is sent acoustic processing module here is analyzed and drawn corresponding analysis data;
S402: the analysis data of analytic unit and mainboard information standard data are compared the quality of judging electronic product mainboard by comparing unit.
The analysis data of described analytic unit and mainboard information standard data are compared the quality of judging electronic product mainboard by described comparing unit.If the analysis data of analytic unit and mainboard information standard data compare the mistake that has deviation or have parameter, may there is hidden danger of quality in mainboard to be measured.
In this instructions, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is and the difference of other embodiment, between each embodiment identical similar part mutually referring to.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiment, General Principle as defined herein can, in the situation that not departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a system of obtaining electronic product mainboard quality information by sound, is characterized in that, comprising:
Electronic product mainboard, information modular converter, acoustic processing module, information analysis module;
Described information modular converter is for electronic product mainboard information is encoded, and the sound that code conversion is become to set, and sends with the form of sound;
Described acoustic processing module is used for receiving the sound that described information modular converter sends, and decodes, and is reduced into mainboard information;
Described information analysis module is analyzed for the mainboard information that described acoustic processing module is reduced, and by data and the normal data comparison analyzed, draws the quality of electronic product mainboard.
2. the system of obtaining electronic product mainboard quality information by sound according to claim 1, is characterized in that,
Described information modular converter comprises coding unit and phonation unit;
Described coding unit is used for mainboard information to encode, and the data after coding are exported to described phonation unit;
Described phonation unit is used for the data after described coding to carry out audio frequency processing, and sends with the sound of characteristic frequency and specific waveforms.
3. the system of obtaining electronic product mainboard quality information by sound according to claim 1, is characterized in that,
Described acoustic processing module comprises sound receiving element and decoding unit;
Described sound receiving element is coded data for characteristic frequency that described information modular converter is sent and the sound-reducing of specific waveforms, and is transferred to described decoding unit;
Described decoding unit is for being reduced to mainboard information by described coded data.
4. the system of obtaining electronic product mainboard quality information by sound according to claim 2, is characterized in that,
Described information modular converter also comprises mistake proofing unit;
Described acoustic processing module also comprises mistake proofing unit;
Described mistake proofing unit is used for adopting cyclic redundancy check (CRC) code to carry out after mistake proofing processing the coded data of input, then carries out audio frequency processing;
The described mistake proofing unit that goes is for removing cyclic redundancy check (CRC) code verification, and obtains after real coded data, then carries out coded data reduction mainboard information.
5. the system of obtaining electronic product mainboard quality information by sound according to claim 1, is characterized in that,
Between described information modular converter and described acoustic processing module, be provided with anti-interference unit;
Described anti-interference unit is used for adopting increasing sound power, and the method that improves sound frequency is strengthened the antijamming capability of audio frequency.
6. the system of obtaining electronic product mainboard quality information by sound according to claim 1, is characterized in that,
Described information analysis module comprises analytic unit and comparing unit;
Described analytic unit is analyzed and is drawn corresponding analysis data for the mainboard information that described acoustic processing module is sent here;
Described comparing unit is for comparing by the analysis data of described analytic unit and mainboard information standard data the quality of judging electronic product mainboard.
7. a method of obtaining electronic product mainboard quality information by sound, is characterized in that, is applied to system claimed in claim 1, and described method comprises:
Information modular converter is encoded mainboard information, and coding is sent by the form of sound of characteristic frequency and specific waveforms;
Acoustic processing module receives the sound of described characteristic frequency and specific waveforms, and decodes, and is reduced into mainboard information;
Information analysis module is analyzed the mainboard information of acoustic processing module reduction, and by data and the normal data comparison analyzed, draws the quality of mainboard.
8. according to claim 7ly obtain electronic product mainboard quality information method by sound, it is characterized in that,
Information modular converter is encoded mainboard information, and coding is sent by the form of sound of characteristic frequency and specific waveforms, and concrete grammar comprises:
Coding unit is encoded mainboard information, and the data transmission after coding is arrived to mistake proofing unit;
Mistake proofing unit adopts cyclic redundancy check (CRC) code to carry out mistake proofing processing to the coded data of input;
The data after coding and mistake proofing are carried out audio frequency processing by phonation unit, and send with the sound of characteristic frequency and specific waveforms.
9. according to claim 7ly obtain electronic product mainboard quality information method by sound, it is characterized in that,
Acoustic processing module receives the sound of described characteristic frequency and specific waveforms, and decodes, and is reduced into mainboard information, and concrete grammar comprises:
The data that the characteristic frequency that sound receiving element is sent information modular converter and the sound-reducing of specific waveforms are codified, and described in being transferred to, go to mistake proofing unit;
Go to mistake proofing unit to remove cyclic redundancy check (CRC) code verification, obtain real coded data;
Described coded data is reduced to mainboard information by decoding unit.
10. according to claim 7ly obtain electronic product mainboard quality information method by sound, it is characterized in that,
Information analysis module is analyzed the mainboard information of acoustic processing module reduction, and by data and the normal data comparison analyzed, draws the quality of mainboard, and concrete grammar comprises:
The mainboard information that analytic unit is sent acoustic processing module here is analyzed and is drawn corresponding analysis data;
The analysis data of analytic unit and mainboard information standard data are compared the quality of judging electronic product mainboard by comparing unit.
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| CN104199277A (en) * | 2014-08-07 | 2014-12-10 | 王小凡 | Electronic clock correcting method based on audio transmission |
| CN112542033A (en) * | 2020-11-09 | 2021-03-23 | 蚌埠依爱消防电子有限责任公司 | Fire-fighting audible and visual alarm fault detection method based on sound recognition |
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| CN2594802Y (en) * | 2002-11-15 | 2003-12-24 | 陈志行 | Digital capacitance meter with wide measurement range |
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| CN104199277A (en) * | 2014-08-07 | 2014-12-10 | 王小凡 | Electronic clock correcting method based on audio transmission |
| CN112542033A (en) * | 2020-11-09 | 2021-03-23 | 蚌埠依爱消防电子有限责任公司 | Fire-fighting audible and visual alarm fault detection method based on sound recognition |
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Application publication date: 20140716 |