CN103405234A - System and method for multi-dimensional measurement of hearing disturbance based on main frequency simulation adjustment technology - Google Patents
System and method for multi-dimensional measurement of hearing disturbance based on main frequency simulation adjustment technology Download PDFInfo
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- CN103405234A CN103405234A CN2013102849013A CN201310284901A CN103405234A CN 103405234 A CN103405234 A CN 103405234A CN 2013102849013 A CN2013102849013 A CN 2013102849013A CN 201310284901 A CN201310284901 A CN 201310284901A CN 103405234 A CN103405234 A CN 103405234A
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Abstract
The invention discloses a system for multi-dimensional measurement of hearing disturbance based on a main frequency simulation adjustment technology. The system comprises a sound storage device, a test control device, an analog control device, a sound processing device, an output device and a feedback device. The sound storage device is used for storing sound file and data, the test control device is connected with the storage device and achieves conversion of the data and sound, the analog control device is connected with the sound storage device and simulates sound signals, the sound processing device is connected with the analog control device and processes the sound signals, the output device is connected with the sound processing device and outputs the sound, and the feedback device is connected with the test control device. Main characteristics of the sound are made to be prominent, real-time measurement of auditory sense understanding and quantitative test of distinguishing and identifying capacity are achieved, main obstacle points are determined, and a user is urged to hear clearly to promote recovery efficiency to the maximum. The method level and the modern technology level are combined to form the main frequency simulation adjustment technology, and a recovery method for the multi-dimensional measurement of the hearing disturbance based on the main frequency simulation adjustment technology is further disclosed.
Description
Technical field
The present invention relates to the speech audition rehabilitation technique, relate in particular to a kind of dysacousis multi-dimensional measuring system and method thereof based on dominant frequency simulation adjustment technology.
Background technology
By " listening ", exchanging with " saying " is communication way convenient, the most laborsaving, the most general in daily life.The normal session ability of GPRS must possess: the hearing acuity (listening the ability of knowing that perceives) that is enough to hear acoustical signal; Difference to the intensity of acoustic intelligence, frequency, duration has normal resolving ability (audition resolution capability); The ability (Auditory identification ability) that acoustic intelligence is cut apart, combined; The ability (audition understandability) that the information of acoustic information and other cognitive channel is integrated, and acoustic information and related content are carried out to association, with exchange in the opposing party's ability that theme carries out session that links closely.Due to the impact of hearing loss, the organic growth of person hard of hearing aforementioned capabilities is hindered, and causes the difficulty on a series of living and studyings.
The dysacousis multi-dimensional measuring system of dominant frequency simulation adjustment technology refers to the dominant frequency analogue technique, adjusts the main frequency of all kinds of sound, simulate all kinds of sound listen perceive know, the measurement of resolution, identification ability, and lay the foundation for relevant the training.
Session is exchanged to the larger frequency range of impact and mainly contain 250-8000Hz, the most typical feature of dysacousis patient is each frequency range hearing loss difference.At present, domestic measurement for dysacousis is main mainly with general sound, with natural environment sound, speech sound and musical sound etc.When deaf individual, listen and stagger the time, can only require the patient to listen again, listen again, constantly repeat to listen.As a rule, owing to listening the barrier person signal that can't grasp the key link, even if listen to repeatedly, still can't correctly identify, cause the rehabilitation inefficiency.
Summary of the invention
For overcoming the indefinite defect of dominant frequency feature of the sound used of audition difficulty measurement in prior art, a kind of dysacousis multi-dimensional measuring system and method thereof based on dominant frequency simulation adjustment technology proposed, thus clearly listen perceive know in which frequency range hear that sound is had any problem, audition differentiate in the range of sound of which frequency range, intensity and frequency divide have any problem, which sound is easily obscured in Auditory identification.
The present invention proposes a kind of dysacousis multi-dimensional measuring system based on dominant frequency simulation adjustment technology, comprising: sound storage device, its storage test tone file; The test pattern selecting arrangement, it is be used to selecting test pattern, and described test pattern comprises listening to perceive knows pattern, audition resolution pattern and Auditory identification pattern; Sound processing apparatus, it is connected with sound storage device, test pattern selecting arrangement, realizes frequency and the intensity of test tone are processed; Sound play device, it is connected with sound processing apparatus, and the test tone after processing is play; Feedback device, it is connected with sound processing apparatus, and it realizes the reaction instruction that the user listens to after test tone is sent to sound processing apparatus, and sound processing apparatus is processed test tone according to the reaction instruction again; Output device as a result, it is connected with sound processing apparatus, realizes the outcome record of the test tone that output is play.
A kind of dysacousis multi-dimensional measuring system based on dominant frequency simulation adjustment technology that the present invention proposes, described test tone file comprises narrow-band noise and filtering compound tone, the filtering compound tone comprises five sound of m, u, a, sh, s after the dominant frequency simulation is adjusted, and correlation word, be used to examining, know, differentiate, identify.
A kind of dysacousis multi-dimensional measuring system based on dominant frequency simulation adjustment technology that the present invention proposes, described sound processing apparatus comprises band filter, intensity adjustments device, duration actuator, frequency regulator; The filtering bandwidth of described band filter is 250-8000Hz, specifically comprises 250-500,500-1000Hz, 1000-2000Hz, 2000-4000Hz, five groups of frequency ranges of 4000-8000Hz; The strength range of described intensity adjustments device is 25dB-100dB.
A kind of dysacousis multi-dimensional measuring system based on dominant frequency simulation adjustment technology that the present invention proposes, also comprise analog control device, it is connected with sound processing apparatus, the sound of the actual test tone file of hearing of the outcome record analog subscriber of the test tone that can pass through to play.
The measuring method of a kind of dysacousis multi-dimensional measuring system based on dominant frequency simulation adjustment technology that the present invention proposes comprises:
Step 1: the test pattern selecting arrangement is selected test pattern, and described test pattern comprises listening to perceive knows pattern, audition resolution pattern and Auditory identification pattern;
Step 2: according to selected test pattern, sound processing apparatus is processed frequency and the intensity of the test tone inputted in sound storage device, obtains the obvious test tone of dominant frequency feature;
Step 3: the sound play device test tone after the processing that blood processor sends that plays sound;
Step 4: the user listens to after the test tone of broadcasting by described feedback device input reaction instruction, and described reaction instruction is sent to sound processing apparatus;
Step 5: sound processing apparatus is processed test tone according to the reaction instruction again;
Step 6: repeating step three to five, until all tests that complete test tone under selected pattern.
A kind of dysacousis multidimensional measure method based on dominant frequency simulation adjustment technology that the present invention proposes further comprises:
Step 7: the outcome record of the test tone that output is play comprises listening to perceive and knows capacity data, audition resolution capability data and Auditory identification capacity data.
The present invention simulates adjustment technology by dominant frequency and has generated serial characteristic frequency narrow-band noise, automatically traces frequency range and intensity that deaf individual can be heard, forms audiogram.
The present invention has generated frequency, duration, sound that intensity is different, and sound type and degree that clear and definite deaf individual can be distinguished, draw advantage item and the inferior position item of resolution, lays the foundation for differentiating training.
The present invention has generated sound assemblage characteristic voice, and for Auditory identification, the voice that clear and definite deaf individual can be identified, for recognition training lays the foundation.
The present invention knows result according to listening to perceive, the short sentence that the simulation deaf individual can be heard, the distortion level of investigation sound that deaf individual is heard.
The present invention, on Fundamentals of Measurement, provides the obvious special frequency channel intensive training of part dominant frequency feature material.
The accompanying drawing explanation
Fig. 1 means the structure chart based on the dysacousis multi-dimensional measuring system of dominant frequency simulation adjustment technology.
Fig. 2 means the flow chart based on the dysacousis multidimensional measure method of dominant frequency simulation adjustment technology.
Fig. 3 means to obtain to listen and perceives the schematic diagram of knowing capacity data.
Fig. 4 means to obtain the data transfer mode schematic diagram of audition resolution capability data.
Fig. 5 means to obtain the schematic diagram of Auditory identification capacity data.
The specific embodiment
In conjunction with following specific embodiments and the drawings, the present invention is described in further detail.Implement process of the present invention, condition, experimental technique etc., except the following content of mentioning specially, be universal knowledege and the common practise of this area, the present invention is not particularly limited content.
What Fig. 1 showed is the structure chart of measuring system of the present invention.Sound storage device 1, its storage test tone file, the test tone file comprises narrow-band noise and filtering compound tone.For different test patterns, the test tone file is different.Test pattern selecting arrangement 2, it is be used to selecting test pattern, and test pattern comprises listening to perceive knows pattern, audition resolution pattern and Auditory identification pattern.According to selected different test patterns, system will be carried out different tests.Sound processing apparatus 3, it is connected with sound storage device 1, test pattern selecting arrangement 2, realizes frequency and the intensity of test tone are processed.Sound processing apparatus 3 comprises band filter, intensity adjustments device, duration actuator, frequency regulator; The filtering bandwidth of band filter is 250-8000Hz; The strength range of intensity adjustments device is 25dB-100dB.Sound play device 4, it is connected with sound processing apparatus 3, and the test tone after processing is play.Feedback device 5, it is connected with sound processing apparatus 3, and it is sent to sound processing apparatus 3 by the reaction instruction that the user listens to after test tone, and sound processing apparatus 3 is processed test tone according to the reaction instruction again.Output device 6 as a result, and it is connected with sound processing apparatus 3, realize the outcome record of the test tone that output is play.Analog control device 7, it is connected with sound processing apparatus 3, the sound that the outcome record analog subscriber of the test tone that can pass through to play is heard, production simulation audio file.By again playing the analogue audio frequency file, can understand intuitively user's test case.
The flow chart of the dysacousis multidimensional measure method that is based on dominant frequency simulation adjustment technology that Fig. 2 shows.Comprise the steps:
Step 1: test pattern selecting arrangement 2 is selected test pattern, and test pattern comprises listening to perceive knows pattern, audition resolution pattern and Auditory identification pattern.
Step 2: according to selected test pattern, in 3 pairs of sound storage devices 1 of sound processing apparatus, frequency and the intensity of the test tone of input are processed, and obtain the obvious test tone of dominant frequency feature.
Step 3: sound play device 4 test tone after the processing that blood processor 3 sends that plays sound.
Step 4: the user listens to after the test tone of broadcasting by feedback device 5 input reaction instructions, and the reaction instruction is sent to sound processing apparatus 3.
Step 5: sound processing apparatus 3 is processed test tone according to the reaction instruction again.
Step 6: repeating step three to five, until all tests that complete test tone under selected pattern.
Step 7: the outcome record of the test tone that output is play comprises listening to perceive and knows capacity data, audition resolution capability data and Auditory identification capacity data.
What Fig. 3 showed is to obtain to listen to perceive the schematic diagram of knowing capacity data.In this pattern, test tone comprises narrow-band noise and filtering compound tone.By dominant frequency, simulate adjustment technology and form narrow-band noise, measure and listen frequency and the strength range that can hear after barrier person sonifer or implantable artificial cochlea.Mainly by dominant frequency, simulating adjustment technology processes white noise, form the clear and definite narrow-band noise of dominant frequency feature, the sound that specifically comprises 250-500,500-1000Hz, 1000-2000Hz, 2000-4000Hz, five groups of frequency ranges of 4000-8000Hz, every group of intensity of sound scope be from 25dB-100dB, for the perception of sound lays the foundation.In addition, the filtering compound tone comprises ambient sound and the characteristic frequency speech sound that the dominant frequency feature is clear and definite.The ambient sound that the dominant frequency feature is clear and definite is mainly simulated adjustment technology by dominant frequency ambient sound is processed and formed, and mainly comprises six kinds of sound such as tum, stroke, double-bang firecracker bucket, wooden fish, angle iron, bronze gong sound, thereby lays the foundation for the perception of ambient sound.Characteristic frequency speech sound mainly passes through frequecy characteristic clearer and more definite sound m, u, a, sh, five sound of s, and correlation word carries out dominant frequency simulation adjustment, make its characteristic frequency have stronger representativeness, the user that is more convenient for examines and knows, differentiates, identifies, perception, resolution, the identification that can be speech sound is known in examining of this sound, lays the foundation.The test tone of above-mentioned formation all stores in sound storage device 1.
During measurement, test control device 2 is selected to listen to perceive to know pattern.The test tone of this pattern in sound storage device 1 carries out frequency processing by sound processing apparatus 3, and intensity adjustment, obtain the obvious test tone of dominant frequency feature, then sound play device 4 plays sound, the user reacts instructions according to prompting by feedback device 5 inputs after listening to test tone, and the generation signal for example pushes button.If the user does not hear, adjust intensity, continue test until hear.When completing the test of whole frequencies, the data of the minimum intensity of the test tone of each frequencies of output device 6 output as a result, namely listen to perceive and know capacity data, and automatically form to listen to perceive and know the pattern audiogram.
What Fig. 4 showed is the schematic diagram that obtains audition resolution capability data.Utilize dominant frequency simulation adjustment technology to produce the sound of different frequency, intensity and duration, by unisonance, mate game and carry out the audition resolution, the data of output device 6 output test tones, form audition and differentiate pattern block diagram, clear and definite dysacousis patient's advantage item and inferior position item as a result.According to the inferior position item existed, adjust dominant frequency or the intensity of sound and carry out corresponding auditory stimulus, train to strengthen the training to the inferior position item by this class self feed back, to improve the resolution capability to sound.
Reuse dysacousis multi-dimensional measuring system of the present invention and carry out the dysacousis multidimensional measure, according to the reaction instruction after user's training, regain outcome record, until user's reaction instruction is when consistent with the normal data scope, complete the dysacousis multidimensional measure, realize the monitoring to the sound resolution capability of user in training process.
What Fig. 5 showed is the schematic diagram that obtains the Auditory identification capacity data.Utilize dominant frequency simulation adjustment technology to form sound assemblage characteristic voice, select game to carry out the Auditory identification ability measurement by listening sound, result listened in record automatically, forms the identity confusion matrix, the speech recognition situation of clear and definite deaf individual.Mainly from the frequency angle, consider, investigate the ability of deaf individual identification different frequency voice.Main contents are the sound combination that basic, normal, high frequency forms, and comprise that specifically height combines sha, ma, a (accompany and claim word); Middle high combination sha-a, sa-a, in low combination ma-a, ua-a etc.Deaf individual is listened to test tone, hears that the target sound is by the corresponding button input reaction instruction.
In the different situation of test pattern, the test tone of selection is different, and sound processing apparatus can carry out different processing according to selected pattern, and other aspects are substantially all identical.
Dominant frequency simulation adjustment technology is according to audiogram or the block diagram of output device 6 outputs as a result, the sound that in the time of can simulating deaf individual and listen various sound, actual perceived arrives, thus can understand intuitively the auditory distortion situation of deaf individual.If distortion is less, can strengthen the training to this part content; Can't identification if distortion is too large, should first consider the tune machine, and excessive intensive training not.
In addition, according to above-mentioned test case, can carry out the special frequency channel intensive training to deaf individual.The special frequency channel intensive training is mainly to find that patient's frequency range listens to ability when poor, from original sound, extracting this frequency range and strengthening, thereby allowing the patient more clearly catch the sound of this frequency range.For example, when patient 500Hz-1000Hz does not hear, can strengthen by filtering technique the sound of this frequency range, weaken the sound of other adjacent frequencies, allow the patient clearly perceive the sound of this frequency range, successive Regression, to normal condition, finally makes the patient can not hear this frequency range sound under naturalness again.Due to the software of this aspect, give prominence to the frequency characteristic of sound, and do not emphasize the meaning of overall permanence and the voice of voice, therefore be mainly used in listening and perceive the training of knowing with the audition resolution capability.
Protection content of the present invention is not limited to above embodiment.Under the spirit and scope that do not deviate from inventive concept, variation and advantage that those skilled in the art can expect all are included in the present invention, and take appending claims and be protection domain.
Claims (6)
1. the dysacousis multi-dimensional measuring system based on dominant frequency simulation adjustment technology, is characterized in that, comprising:
Sound storage device (1), its storage test tone file;
Test pattern selecting arrangement (2), it is be used to selecting test pattern, and described test pattern comprises listening to perceive knows pattern, audition resolution pattern and Auditory identification pattern;
Sound processing apparatus (3), it is connected with sound storage device (1), test pattern selecting arrangement (2), realizes frequency and the intensity of test tone are processed;
Sound play device (4), it is connected with sound processing apparatus (3), and the test tone after processing is play;
Feedback device (5), it is connected with sound processing apparatus (3), it realizes the reaction instruction that the user listens to after test tone is sent to sound processing apparatus (3), and sound processing apparatus (3) is processed test tone according to the reaction instruction again;
Output device (6) as a result, it is connected with sound processing apparatus (3), realizes the outcome record of the test tone that output is play.
2. the dysacousis multi-dimensional measuring system based on dominant frequency simulation adjustment technology as claimed in claim 1, is characterized in that, described test tone file comprises narrow-band noise and filtering compound tone.
3. the dysacousis multi-dimensional measuring system based on dominant frequency simulation adjustment technology as claimed in claim 1, is characterized in that, described sound processing apparatus (3) comprises band filter, intensity adjustments device, duration actuator, frequency regulator; The filtering bandwidth of described band filter is 250-8000Hz, and the strength range of described intensity adjustments device is 25dB-100dB.
4. the dysacousis multi-dimensional measuring system based on dominant frequency simulation adjustment technology as claimed in claim 1, it is characterized in that, also comprise analog control device (7), it is connected with sound processing apparatus (3), the sound of the actual test tone file of hearing of the outcome record analog subscriber of the test tone that can pass through to play.
5. the measuring method based on the dysacousis multi-dimensional measuring system of dominant frequency simulation adjustment technology, is characterized in that, comprising:
Step 1: test pattern selecting arrangement (2) is selected test pattern, and described test pattern comprises listening to perceive knows pattern, audition resolution pattern and Auditory identification pattern;
Step 2: according to selected test pattern, sound processing apparatus (3) is processed frequency and the intensity of the test tone of input in sound storage device (1), obtains the obvious test tone of dominant frequency feature;
Step 3: sound play device (4) test tone after the processing that blood processor (3) sends that plays sound;
Step 4: the user listens to after the test tone of broadcasting by described feedback device (4) input reaction instruction, and described reaction instruction is sent to sound processing apparatus (3);
Step 5: sound processing apparatus (3) is processed test tone according to the reaction instruction again;
Step 6: repeating step three to five, until all tests that complete test tone under selected pattern.
6. the measuring method of the dysacousis multi-dimensional measuring system based on dominant frequency simulation adjustment technology as claimed in claim 5, is characterized in that, further comprises:
Step 7: the outcome record of the test tone that output is play comprises listening to perceive and knows capacity data, audition resolution capability data and Auditory identification capacity data.
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| CN106344037A (en) * | 2016-09-13 | 2017-01-25 | 南方科技大学 | Hearing test method and device |
| CN107320109A (en) * | 2017-06-23 | 2017-11-07 | 佛山博智医疗科技有限公司 | Frequency identification method of testing |
| CN104606762B (en) * | 2015-01-30 | 2017-11-28 | 上海泰亿格康复医疗科技股份有限公司 | A kind of sense of hearing integration training aids based on digital information processing system |
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