CN107256713B - Method and device for generating tinnitus treatment sound - Google Patents
Method and device for generating tinnitus treatment sound Download PDFInfo
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- CN107256713B CN107256713B CN201710436764.9A CN201710436764A CN107256713B CN 107256713 B CN107256713 B CN 107256713B CN 201710436764 A CN201710436764 A CN 201710436764A CN 107256713 B CN107256713 B CN 107256713B
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- 208000009205 Tinnitus Diseases 0.000 title claims abstract description 90
- 231100000886 tinnitus Toxicity 0.000 title claims abstract description 89
- 238000000034 method Methods 0.000 title claims abstract description 17
- 230000000873 masking effect Effects 0.000 claims abstract description 96
- 230000002238 attenuated effect Effects 0.000 claims description 5
- 238000012545 processing Methods 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 3
- 238000005070 sampling Methods 0.000 claims description 3
- 230000008859 change Effects 0.000 claims description 2
- 239000012634 fragment Substances 0.000 claims description 2
- 210000004556 brain Anatomy 0.000 description 9
- 238000007634 remodeling Methods 0.000 description 5
- 206010011878 Deafness Diseases 0.000 description 3
- 230000010370 hearing loss Effects 0.000 description 3
- 231100000888 hearing loss Toxicity 0.000 description 3
- 208000016354 hearing loss disease Diseases 0.000 description 3
- 230000001575 pathological effect Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000003203 everyday effect Effects 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 230000000638 stimulation Effects 0.000 description 2
- 230000001225 therapeutic effect Effects 0.000 description 2
- 238000002560 therapeutic procedure Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 230000004936 stimulating effect Effects 0.000 description 1
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- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
- G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
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- A61F11/00—Methods or devices for treatment of the ears or hearing sense; Non-electric hearing aids; Methods or devices for enabling ear patients to achieve auditory perception through physiological senses other than hearing sense; Protective devices for the ears, carried on the body or in the hand
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- H—ELECTRICITY
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- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
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Abstract
The invention discloses a generating method and a generating device of tinnitus treatment sound, wherein the method comprises the following steps: 1) acquiring tinnitus sound information of a patient, and extracting a tinnitus sound frequency range; 2) generating a masking sound capable of masking the ear sound according to the tinnitus sound information; 3) selecting a music, storing the masking sound and the format of the music as audio of the same format, and respectively storing the masking sound and the format of the music as single-channel audio; 4) inserting the masking tone in the first track and the music piece in the second track; 5) editing the second audio track, and attenuating the part of the second audio track corresponding to the tinnitus frequency range of the patient; 6) combining and editing the first audio track and the second audio track, adding a plurality of masking sound segments appearing at intervals in the first audio track, and enabling the masking sound segments to intermittently cover the music; 7) and mixing the first and second audio tracks to produce the tinnitus treatment sound.
Description
Technical Field
The invention belongs to the field of tinnitus treatment, and particularly relates to a method and a device for producing treatment audio.
Background
Regular listening to therapeutic music is a conventional method for tinnitus therapy, and the common method is to mask and mask the peaks or valleys of the tinnitus sound wave with other sound waves, whereas the mainstream therapy is to cover the earring with masking audio.
Disclosure of Invention
In order to solve the above technical problems, it is an object of the present invention to provide a tinnitus treatment sound generating method for generating a tinnitus treatment sound capable of hearing an ear sound intermittently to eliminate a tinnitus condition which has been already established by the brain by reducing the attention of the brain to the ear sound.
In order to achieve the purpose, the invention adopts the following technical scheme: a method for generating tinnitus treatment sound is characterized in that: the method comprises the following steps: 1) acquiring tinnitus sound information of a patient, and extracting a tinnitus sound frequency range; 2) generating a masking sound capable of masking the ear sound according to the tinnitus sound information; 3) selecting a music, storing the masking sound and the format of the music as audio of the same format, and respectively storing the masking sound and the format of the music as single-channel audio; 4) inserting the masking tone in the first track and the music piece in the second track; 5) editing the second audio track, and attenuating the part of the second audio track corresponding to the tinnitus frequency range of the patient; 6) combining and editing the first audio track and the second audio track, adding a plurality of masking sound segments appearing at intervals in the first audio track, and enabling the masking sound segments to intermittently cover the music; 7) and mixing the first and second audio tracks to produce the tinnitus treatment sound.
Preferably, in the tinnitus treatment sound, the playing time length of the masking sound segment is T1, the interval time between multiple masking sound segments is T2, and T2 ≦ T1.
Preferably, the masking sound segments in said first audio track occur randomly.
Preferably, in step 3), the sampling rate and bit rate of the masking sound piece and the music piece are edited to be the same.
Preferably, after step 4) and before step 5), the first track is edited so that the appearance and the end of the masking sound segment are subjected to a fade process, the sound amplitude gradually increasing at the appearance and gradually decreasing at the end.
Preferably, in step 5) a plurality of frequencies in the music piece within the tinnitus sound frequency range are attenuated, the plurality of frequencies being spaced apart by 50 Hz.
Preferably, in step 6), the time axis and the volume of the plurality of masking sound clips in the first track are adjusted.
Another object of the present invention is to provide a tinnitus treatment sound generating device.
In order to achieve the purpose, the invention adopts the technical scheme that: a tinnitus treatment sound generation apparatus comprising:
the ear sound information acquisition module is used for acquiring tinnitus sound information of a patient and extracting a tinnitus sound frequency range;
the masking sound generating module is used for receiving the tinnitus sound information of the acquiring module and generating a masking sound segment capable of masking the ear sound according to the tinnitus sound information;
a music library containing a plurality of music pieces;
the format converter is used for converting the masking sound fragments and the music in the music library into single-channel audio in the same format;
a filter for editing the music and attenuating the part of the music corresponding to the tinnitus frequency range of the patient;
a combination editor for performing combination editing of a first track and a second track of the music piece after the attenuation, wherein the first track is respectively loaded with masking sound segments, a plurality of masking sound segments appearing at intervals are added in the first track, and the plurality of masking sound segments intermittently cover the music piece;
a mixer for mixing the two audio tracks to produce a tinnitus treatment sound.
Further, the tinnitus treatment sound generating device further comprises a plurality of filters, and the filtering frequencies of the filters are different by 50Hz in sequence.
Further, the tinnitus treatment sound generating device further comprises a masking audio editor used for conducting gradient processing on the appearance and the end of the masking sound segment.
Preferably, the masker editor further comprises a timer for adjusting the time interval between each masker segment in the first audio track.
Compared with the prior art, the invention has the following beneficial effects: the present invention attenuates the same portion of the second audio track as the tinnitus sound frequency thereby revealing the tinnitus sound in the attenuated region; the second audio track is intermittently masked by the masking sound segment in the first audio track, so that the patient can hear a therapeutic sound which disappears when the tinnitus sound appears, and the ear sound which is already built by the brain is eliminated by utilizing the remodeling characteristic of the brain and the cyclic stimulation mode.
Drawings
FIG. 1 is a flow chart of the present invention;
fig. 2 is a schematic block diagram of the present invention.
Detailed Description
The generating device of the tinnitus treatment sound can be an electronic device with an operating system, and can also be a virtual device with a computer program framework, and the generating device is embodied in a mobile phone APP form or a computer software form.
The generating device of the tinnitus treatment sound specifically comprises:
the tinnitus sound information acquisition module is used for acquiring tinnitus sound information of a patient and extracting a tinnitus sound frequency range, the tinnitus sound information acquisition module can be an input module and directly acquiring the tinnitus sound information by directly inputting a hearing loss picture, the tinnitus sound information acquisition module can also be a test module, the test module can autonomously play multiple audios with different frequencies and provide conventional ear sound for the patient to select, and the patient finally determines the tinnitus sound information through testing;
the masking sound generating module is used for receiving the tinnitus sound information of the acquiring module, performing spread spectrum according to the tinnitus sound frequency and generating masking sound segments capable of masking the ear sound;
a music library containing a plurality of music pieces, wherein the music pieces in the music library are music;
a format converter for converting the masked audio and the music in the music library into mono audio in the same format;
the filters are used for editing the music and attenuating the part of the music corresponding to the tinnitus frequency range of the patient, and the filtering frequencies of the filters sequentially have a difference of 50Hz-100 Hz;
a masking audio editor for dividing the masking sound segment into multiple segments or copying the masking sound segment into multiple segments, so that the first audio track has multiple segments of masking sounds, and performing gradient processing (waveform amplitude gradient) on the appearance and the end of each masking sound segment;
a combination editor used for combining and editing the first audio track with the masking sound segment and the second audio track of the music after attenuation, adjusting the time point of the masking sound segment, and finely adjusting the sound volume of the ear sound to make the masking sound segment cover the music intermittently;
a mixer for mixing said first audio track and said second audio track to produce a tinnitus treatment sound.
The masking sound generating module also comprises a timer for adjusting the time interval T2 between each masking sound segment in the masking audio. The playing time length of the masking sound segment is T1, the interval time between a plurality of masking sound segments is T2, the tinnitus disappears during the playing period of the masking sound segment, the ear sound appears during the interval of the plurality of masking sound segments, generally T2 is less than or equal to T1, and the tinnitus disappearance time is more than or equal to the duration time. The interval time T1 of the masking sound segment may be a fixed time, so that the masking sound segment in the masking audio repeats at a fixed time interval, and the interval may also be a time length that varies randomly, i.e., the masking sound segment in the masking audio appears randomly.
To explain the technical contents of the present invention in detail, the following detailed description is given with reference to the embodiments in conjunction with the accompanying drawings.
Example, the frequency range of the ear ring sound of the patient is estimated to be 1000Hz by letting the patient select the simulated ear ring sound.
Generating a tinnitus treatment tone for the patient by:
1) acquiring tinnitus sound information of the patient through a hearing loss graph of the patient, wherein the tinnitus sound information comprises the ear sound type of pure sound, the frequency range of the tinnitus sound of the patient is 1000Hz, and the hearing loss intensity is 40 dB;
2) generating a masking sound segment capable of masking the ear sound according to the tinnitus sound information in a spread spectrum mode, wherein the playing time length of the masking sound segment is T1;
3) selecting a music, storing the masking sound segment and the format of the music as MP3 format audio, performing the same output configuration, and outputting two single sound channel audios with the sampling rate of-44100 and the bit rate of-256;
4) newly creating an audio file, inserting the masking sound piece in the first audio track, and inserting the music piece in the second audio track;
41) editing in a single track mode, modifying the length of a masker segment in a first audio track, and carrying out segmentation or copying on the masker segment so that the first audio track comprises a plurality of masker segments, wherein the occurrence time interval of each masker segment is T2;
42) processing each masking sound segment one by one in a weak in-and-weak out mode, wherein the gradual change length can be randomly selected, or the masking sound segment can be processed one by one in a sudden receiving mode;
43) properly adjusting the volume of each masking sound segment;
5) editing the track inserted into the music in the single track mode, attenuating three frequencies of 950Hz, 1000Hz and 1050Hz in the track by using a filter, and if the fineness is more required, increasing a plurality of positive and negative frequencies for attenuation;
51) setting the Q value of the selective attenuation, wherein the Q value is set to be 500 in the embodiment, and the Q value is the reciprocal of the bandwidth OCT and is used for setting the shape and the width of the curve;
6) combining and editing the audio masking track and the music track, and adjusting the time axis and the volume of the masking sound clips to enable a plurality of masking sound clips to intermittently cover the music;
7) and mixing the two audio tracks to generate the tinnitus treatment sound.
The first treatment scheme is as follows: the patient A listens to the tinnitus treatment sound for 2 hours every day, and when the sound is played in the first month, the scheme that the playing time of the masking sound segment is T1=5 seconds, and the interval time is T2=5 seconds is adopted; adjusting the interval time of the masking sound segment for the second month to be T2=10 seconds, namely, the masking sound segment appears for 5 seconds and disappears for 10 seconds; and analogizing in turn, gradually prolonging the interval time of the masking sound segments. The treatment method is to eliminate pathologic remodeling of tinnitus already established in brain by using brain remodeling characteristics through a circulatory stimulation mode. The tinnitus eliminating device has the advantages that a patient can be continuously switched between the tinnitus state and the tinnitus-free state, the attention of the brain to the pathological remodeling, namely the tinnitus, is finally eliminated, and the purpose of eliminating the tinnitus is achieved.
The first treatment scheme is as follows: the patient A listens to the tinnitus treatment sound for 2 hours every day, and when the sound is played, the masking sound segment playing time T1=5 seconds is adopted, the masking sound segments randomly appear, and the playing interval from the previous masking sound segment is more than 5 seconds. The invention enables a patient to continuously switch between the two states of tinnitus and tinnitus by circularly stimulating the brain, and finally eliminates the attention of the brain to the pathological remodeling, namely tinnitus, so as to achieve the aim of eliminating the tinnitus.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes or modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (8)
1. A method for generating tinnitus treatment sound is characterized in that: the method is realized through a mobile phone APP form or computer software, and comprises the following steps: 1) acquiring tinnitus sound information of a patient, and extracting a tinnitus sound frequency range; 2) generating a masking sound capable of masking the ear sound according to the tinnitus sound information; 3) selecting a music, storing the masking sound and the format of the music as audio of the same format, and respectively storing the masking sound and the format of the music as single-channel audio; 4) inserting the masking tone in the first track and the music piece in the second track; 5) editing the second audio track, and attenuating the part of the second audio track corresponding to the tinnitus sound frequency range of the patient, so as to expose the tinnitus sound of the attenuated area; 6) combining and editing the first audio track and the second audio track, adding a plurality of masking sound segments which appear at random intervals in the first audio track, and enabling the masking sound segments to intermittently cover the music; 7) and mixing the first and second tracks to generate a tinnitus treatment sound that enables the patient to intermittently hear the earring sound.
2. The method of generating a tinnitus treatment tone of claim 1 wherein: in step 3), the sampling rate and bit rate of the masking sound piece and the music piece are edited to be the same.
3. The method of generating a tinnitus treatment tone of claim 1 wherein: after the step 4) and before the step 5), the first track is edited, so that the appearance and the end of the masking sound segment are subjected to gradient processing, the sound amplitude is gradually increased when the masking sound segment appears, and the sound amplitude is gradually reduced when the masking sound segment ends.
4. The method of generating a tinnitus treatment tone of claim 1 wherein: in step 5), a plurality of frequencies in the tinnitus sound frequency range in the music piece are attenuated, the plurality of frequencies being spaced apart by 50 Hz.
5. The method of generating a tinnitus treatment tone of claim 1 wherein: in step 6), the time axis and the volume of the plurality of masking sound clips in the first track are adjusted.
6. A tinnitus treatment sound generation device is characterized in that: an electronic device having an operating system, comprising:
the ear sound information acquisition module is used for acquiring tinnitus sound information of a patient and extracting a tinnitus sound frequency range;
the masking sound generating module is used for receiving the tinnitus sound information of the acquiring module and generating a masking sound segment capable of masking the ear sound according to the tinnitus sound information;
a music library containing a plurality of music pieces;
the format converter is used for converting the masking sound fragments and the music in the music library into single-channel audio in the same format;
a filter for editing the composition to attenuate portions of the composition corresponding to the tinnitus sound frequency range of the patient to reveal the tinnitus sound in the attenuated regions;
a combination editor for performing combination editing of a first track and a second track of the music piece after the attenuation, wherein the first track is respectively loaded with masking sound segments, a plurality of masking sound segments appearing at random intervals are added in the first track, and the plurality of masking sound segments intermittently cover the music piece;
a masking audio editor, said masking audio editor further comprising a timer for adjusting the time interval between each masking segment in said first soundtrack;
a mixer for mixing the two audio tracks to generate a tinnitus treatment sound that enables the patient to intermittently hear an ear sound.
7. The tinnitus treatment sound generating apparatus according to claim 6, wherein: the filter comprises a plurality of filters, and the filtering frequencies of the filters are sequentially different by 50 Hz.
8. The tinnitus treatment sound generating apparatus according to claim 6, wherein: the masking audio editor is used for performing gradual change processing on the appearance and the end of the masking sound segment.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710436764.9A CN107256713B (en) | 2017-06-12 | 2017-06-12 | Method and device for generating tinnitus treatment sound |
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| CN113349764B (en) * | 2021-05-24 | 2022-10-04 | 无锡清耳话声科技有限公司 | Tinnitus detection and sound treatment equipment |
| CN113380215B (en) * | 2021-05-31 | 2022-04-12 | 无锡清耳话声科技有限公司 | Notch music generation method for tinnitus treatment |
| CN114286271B (en) * | 2021-12-17 | 2024-02-23 | 清华大学 | Tinnitus treatment sound generation method based on masking and audio equalization |
| CN115553760A (en) * | 2022-08-27 | 2023-01-03 | 上海博听科技有限公司 | Music synthesis method for tinnitus rehabilitation and online tinnitus diagnosis and rehabilitation system |
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| CN203915229U (en) * | 2014-05-16 | 2014-11-05 | 四川微迪数字技术有限公司 | A kind of sound masking signal generating apparatus for the treatment of tinnitus |
| CN105336348B (en) * | 2015-11-16 | 2019-03-05 | 合一网络技术(北京)有限公司 | The processing system and method for Multi-audio-frequency track in video editing |
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