CN106598535A - Volume adjustment method and apparatus - Google Patents

Volume adjustment method and apparatus Download PDF

Info

Publication number
CN106598535A
CN106598535A CN201610942669.1A CN201610942669A CN106598535A CN 106598535 A CN106598535 A CN 106598535A CN 201610942669 A CN201610942669 A CN 201610942669A CN 106598535 A CN106598535 A CN 106598535A
Authority
CN
China
Prior art keywords
volume
broadcast sound
sound volume
audio file
user
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610942669.1A
Other languages
Chinese (zh)
Inventor
管小鹏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Leshi Zhixin Electronic Technology Tianjin Co Ltd
LeTV Holding Beijing Co Ltd
Original Assignee
Leshi Zhixin Electronic Technology Tianjin Co Ltd
LeTV Holding Beijing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Leshi Zhixin Electronic Technology Tianjin Co Ltd, LeTV Holding Beijing Co Ltd filed Critical Leshi Zhixin Electronic Technology Tianjin Co Ltd
Priority to CN201610942669.1A priority Critical patent/CN106598535A/en
Publication of CN106598535A publication Critical patent/CN106598535A/en
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/16Sound input; Sound output
    • G06F3/165Management of the audio stream, e.g. setting of volume, audio stream path

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Circuit For Audible Band Transducer (AREA)

Abstract

The invention discloses a volume adjustment method and apparatus. The method comprises the steps of obtaining identity information of a user when operation of playing an audio file by the user is detected; judging whether target playing volume corresponding to the identity information of the user is set for the audio file or not according to the identity information of the user, and if the target playing volume is set, playing the audio file according to the target playing volume; and if the target playing volume is not set, calculating the target playing volume of the audio file according to a preset rule, and playing the audio file according to the calculated target playing volume. When the operation of playing the audio file by the user is detected, the output volume can be adjusted automatically based on the obtained playing volume only according to the identity information of the user without being manually adjusted by the user, so that the output volume of a device can be adjusted in time, the hearing impairment caused by excessively high volume is avoided, the auditory nerve is protected, and a comfortable auditory effect is constructed.

Description

Volume adjusting method and device
Technical field
The invention belongs to field of terminal technology, more particularly to a kind of volume adjusting method and device.
Background technology
Now, most electronic equipment on the market, as mobile phone, computer, panel computer etc. are respectively provided with broadcasting music Function, in order to reach more preferable auditory effect, manufacturer is also proposed the special equipment for playing music, such as wireless music earphone, just Take the equipment such as formula digital multimedia player.
Present inventor has found in the practice of the invention, in prior art, in user without regulation sound manually In the case of amount, electronic equipment is using the volume of the last adjustment of user as broadcast sound volume.When electronic equipment is with same When volume plays different music, different concerts cause different volume effects due to the difference of style of song.For example, First The music of broadcasting is rock and roll style of song, now only the music need to be played with less volume, if next music to be played is light Soft melody, then play soft melody, it may appear that user cannot catch the situation of music to play the volume of rock music.When When electronic equipment plays a piece of music with same volume, due to the impact downloaded resource, record the objective factors such as environment, sound is exported The effect of amount be but it is different, for example it is, very weak in bass part volume with a piece of music, it is again very loud in treble portion.
In the case of two kinds above, it is required to user and constantly adjusts volume manually, to reach comfortable auditory effect, this Sample increased the complexity of adjustment volume operation, if while volume could not be adjusted in time, also resulted in because volume is excessive Auditory nerve is damaged.
The content of the invention
The embodiment of the present invention provides a kind of volume adjusting method and device, it is intended to solves existing electronic equipment and is playing music When, user constantly manually adjusts volume, the complexity of adjustment volume operation is increased, if while could not in time adjust sound Amount, also results in the problem that is damaging to auditory nerve because volume is excessive.
A kind of volume adjusting method provided in an embodiment of the present invention, including:As the behaviour for detecting user's broadcasting audio file When making, the identification information of the user is obtained;According to the identification information of the user, judge that the audio file is It is no to be provided with target broadcast sound volume corresponding with the identification information of the user;If having arranged the target broadcast sound volume, Then play the audio file according to the target broadcast sound volume;If the target broadcast sound volume is not provided with, according to preset rule The target broadcast sound volume of the audio file is then calculated, and the audio frequency text is played according to calculated target broadcast sound volume Part.
A kind of volume adjustment device provided in an embodiment of the present invention, including:Acquisition module detects user's broadcasting for working as During the operation of audio file, the identification information of the user is obtained;Judge module is used for the identity mark according to the user Knowledge information, judges whether the audio file is provided with target broadcast sound volume corresponding with the identification information of the user; If play processing module is used to arrange the target broadcast sound volume, according to the target broadcast sound volume audio frequency text is played Part;If the play processing module is additionally operable to be not provided with the target broadcast sound volume, according to presetting rule the audio frequency is calculated The target broadcast sound volume of file, and play the audio file according to calculated target broadcast sound volume.
Volume adjusting method provided in an embodiment of the present invention and device, when the operation for detecting user's broadcasting audio file When, the identification information of the user is obtained, according to the identification information of the user, judge whether the audio file is provided with Target broadcast sound volume corresponding with the identification information of the user, if having arranged the target broadcast sound volume, according to the target Broadcast sound volume plays the audio file;If being not provided with the target broadcast sound volume, according to presetting rule the audio file is calculated Target broadcast sound volume, and the audio file is played according to calculated target broadcast sound volume, therefore play user is detected During the operation of audio file, manually adjust without the need for user, only need to be according to the identity identification information of user, automatically according to what is got The volume of broadcast sound volume adjustment output;Simultaneously when broadcast sound volume cannot be got, the broadcast sound volume calculated using presetting rule To adjust the volume of output, so it is capable of the output volume of timely adjusting device, and then avoids that volume is excessive and caused to listen Feel and damage, protect auditory nerve, build cosily auditory effect.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this Some embodiments of invention.
Fig. 1 is that the volume adjusting method that first embodiment of the invention is provided realizes schematic flow sheet;
Fig. 2 is that the volume adjusting method that second embodiment of the invention is provided realizes schematic flow sheet;
Fig. 3 is the structural representation of the volume adjustment device that third embodiment of the invention is provided;
Fig. 4 is the structural representation of the volume adjustment device that fourth embodiment of the invention is provided;
Fig. 5 is that the hardware configuration of the electronic equipment of the execution volume adjusting method that fifth embodiment of the invention is provided is illustrated Figure.
Specific embodiment
To enable goal of the invention, feature, the advantage of the present invention more obvious and understandable, below in conjunction with the present invention Accompanying drawing in embodiment, is clearly and completely described to the technical scheme in the embodiment of the present invention, it is clear that described reality It is only a part of embodiment of the invention to apply example, and not all embodiments.Based on the embodiment in the present invention, people in the art The every other embodiment that member is obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Refer to Fig. 1, the volume adjusting method that Fig. 1 is provided for first embodiment of the invention realizes schematic flow sheet, can It is applied to that there is the terminal for playing audio file function, such as mobile phone, panel computer, computer, multimedia player and wireless sound In the terminals such as happy earphone, the volume adjusting method shown in Fig. 1 is mainly included the following steps that:
S101, when detect user play audio file operation when, obtain the identification information of the user.
The operation of the broadcasting audio file can be the operation being input into by external equipment, such as mouse, keyboard.Handwriting pad Deng equipment, or gesture operation, voice operating is can also be, the operation to the broadcasting audio file herein is not limited It is fixed.The identity identification information of the user can be one or more combination in character, numeral, word, can also be preset Pattern, the audio-frequency information prerecorded or finger print information, do not limit identity identification information herein.In actual applications, often Position using terminal listens the use of music to arrange an identity identification information per family.
S102, according to the identification information of the user, judge whether the audio file is provided with the identity with the user Target broadcast sound volume corresponding to identification information.
If having arranged the target broadcast sound volume, execution step S103;If being not provided with the target broadcast sound volume, step is performed Rapid S104.
S103, play the audio file according to the target broadcast sound volume.
During the target broadcast sound volume can be stored in locally, it is also possible in being stored in server.If having arranged the target to broadcast Playback amount, can first obtain the target broadcast sound volume for having arranged, then according to the target broadcast sound volume plays the audio file.
S104, the target broadcast sound volume of the audio file is calculated according to presetting rule, and broadcast according to calculated target Playback amount plays the audio file.
The presetting rule calculate can the mode of target broadcast sound volume of the audio file can be:The audio file is gone through The mean value of history broadcast sound volume is used as the target broadcast sound volume;Choose the broadcasting sound of the audio file of good friend's setting of the user Amount is used as the target broadcast sound volume;The volume waveform produced by the audio file is recorded by analysis to calculate target broadcasting sound Amount.
In the embodiment of the present invention, when the operation of user's broadcasting audio file is detected, the identity of the user is obtained Information, according to the identification information of the user, judges whether the audio file is provided with the identification information with the user Corresponding target broadcast sound volume, if having arranged the target broadcast sound volume, according to the target broadcast sound volume audio file is played, If being not provided with the target broadcast sound volume, the target broadcast sound volume of the audio file is calculated according to presetting rule, and according to calculating The target broadcast sound volume for obtaining plays the audio file, so therefore when the operation of user's broadcasting audio file is detected, nothing User is needed to manually adjust, only need to be according to the identity identification information of user, automatically according to the broadcast sound volume adjustment output for getting Volume;Simultaneously when broadcast sound volume cannot be got, the broadcast sound volume calculated using presetting rule adjusting the volume of output, this Sample is capable of the output volume of timely adjusting device, and then avoids the excessive and caused acoustic trauma of volume, protects auditory nerve, Build cosily auditory effect.
Refer to Fig. 2, the volume adjusting method that Fig. 2 is provided for second embodiment of the invention realizes schematic flow sheet, can It is applied to that there is the terminal for playing audio file function, such as mobile phone, panel computer, computer, multimedia player and wireless sound In the terminals such as happy earphone, the volume adjusting method shown in Fig. 2 is mainly included the following steps that:
S201, when detect user play audio file operation when, obtain the identification information of the user.
The operation of the broadcasting audio file can be the operation being input into by external equipment, such as mouse, keyboard.Handwriting pad Deng equipment, or gesture operation, voice operating is can also be, the operation to the broadcasting audio file herein is not limited It is fixed.The identity identification information of the user can be one or more combination in character, numeral, word, can also be preset Pattern, the audio-frequency information prerecorded or finger print information, do not limit identity identification information herein.In actual applications, often Position using terminal listens the use of music to arrange an identity identification information per family.The identity identification information of the user can be stored In local simultaneously, it is also possible to which storage in the server, can also be stored in locally and in server.
In actual applications, it is that using terminal listens the user of music to arrange an information volume table, the information volume table bag The identity identification information that includes each user, the title of the audio file for having arranged volume and the corresponding target of audio file are played Volume, as shown in table 1 below, wherein table 1 is only a citing, it is impossible to constitutes and limits.From table 1 it follows that same first sound Happy, two different users can arrange identical volume value.
Table 1
S202, according to the identification information of the user, judge whether the audio file is provided with the identity with the user Target broadcast sound volume corresponding to identification information.
If having arranged the target broadcast sound volume, execution step S203;If being not provided with the target broadcast sound volume, step is performed Rapid S204.In actual applications, whether judgment mode can be searched in table 1 above according to the identity identification information of the user To the target broadcast sound volume of the audio file, if the target broadcast sound volume of the audio file can be found, then it represents that arranged this Target broadcast sound volume;If not finding the target broadcast sound volume of the audio file, then it represents that be not provided with the target broadcast sound volume.
S203, play the audio file according to the target broadcast sound volume.
S204, the target broadcast sound volume of the audio file is calculated according to presetting rule, and broadcast according to calculated target Playback amount plays the audio file.
Alternatively, the target broadcast sound volume for calculating the audio file according to presetting rule is specially:
Obtain the history broadcast sound volume of the audio file;
Calculate the average broadcast sound volume of the history broadcast sound volume, and using the average broadcast sound volume as the audio file mesh Mark broadcast sound volume.
The history broadcast sound volume is the broadcast sound volume that other users are arranged to the audio file, wherein the other users be except The people of active user.The other users can be the user of all broadcast sound volumes for being provided with the audio file, or That what is chosen in the good friend of active user is provided with the user of the broadcast sound volume of the audio file, can also be according to broadcasting for arranging Multiple users that the time of playback amount is chosen.
Alternatively, the target broadcast sound volume for calculating the audio file according to presetting rule can also be specifically:
Obtain the history broadcast sound volume of the audio file;
The target that the most broadcast sound volume of identical volume value is chosen in the history broadcast sound volume as the audio file is broadcast Playback amount.
The history broadcast sound volume is the broadcast sound volume that other users are arranged to the audio file, wherein the other users be except The people of active user.The other users can be the user of all broadcast sound volumes for being provided with the audio file, or That what is chosen in the good friend of active user is provided with the user of the broadcast sound volume of the audio file, can also be according to broadcasting for arranging Multiple users that the time of playback amount is chosen.
After the history broadcast sound volume for obtaining audio file, it is chosen in the history broadcast sound volume and chooses identical volume value Most broadcast sound volumes, for example, as shown in Table 1 above, user B is active user, and user A, user C and user D are other use Family, title 1 is the audio file;The history broadcast sound volume for obtaining the audio file of title 1 is 40 decibels, use corresponding to user A 48 decibels corresponding to 40 decibels and user D corresponding to the B of family;40 decibels is the most broadcast sound volume of identical volume value, therefore 40 decibels are chosen as target broadcast sound volume.
If it should be noted that only get the history broadcast sound volume, directly using the history broadcast sound volume as The target broadcast sound volume of the audio file.
Alternatively, before obtaining the history broadcast sound volume of the audio file, the method also includes:Judge whether terminal connects Upper server;If the upper server of terminal connection, it is determined that the history that the audio file is obtained from the server plays sound Amount;If the not connected upper server of the terminal, it is determined that from the local middle history broadcast sound volume for obtaining the audio file;If local Be not stored with the history broadcast sound volume of the audio file, then perform the target for calculating the audio file according to presetting rule and play sound The step of amount.
Alternatively, the target broadcast sound volume for calculating the audio file according to presetting rule can also be specifically:Obtain
Take the target broadcast sound volume that the user is that other audio files are arranged;
Calculate highest when recording other audio files to record between the most recording volume of volume and identical volume value Mean value, and, calculate highest when recording the audio file and record between volume and the most recording volume of identical volume Mean value;
The target broadcast sound volume of the corresponding mean value of other audio files and other audio files is fitted into fortune Calculate, obtain linear function or nonlinear function;
The corresponding mean value of the audio file is updated in the linear function or nonlinear function, the audio file is obtained Target broadcast sound volume.
Wherein the linear function is the straight line in XY coordinate systems, and wherein X-axis is the target of other audio files Broadcast sound volume, Y-axis is the corresponding mean value of other audio files;Or the target that Y-axis is other audio files plays sound Amount, X-axis is the corresponding mean value of other audio files.The nonlinear function is the curve in XY coordinate systems.
Alternatively, calculate highest when recording other audio files and record the volume recording sound most with identical volume value Mean value between amount, and, calculate highest when recording the audio file and record the volume recording sound most with identical volume Before mean value between amount, the method also includes:
Obtain highest when highest when recording other audio files records volume and records the audio file and record sound Amount, and, when obtaining the most recording volume of identical volume value when recording other audio files and recording the audio file The most recording volume of identical volume value.
The either audio file or other audio files, it is identical to obtain highest and record the mode of volume.Can Selection of land, obtains highest when highest when recording other audio files records volume and records the audio file and records volume tool Body is:
In recording volume when other audio files are recorded, according to the selection preset number from louder volume to amount of bass First records volume, and the mean value that the first of the preset number records volume is recorded as the highest of other audio files Volume;
In recording volume when the audio file is recorded, according to choosing the of the preset number from louder volume to amount of bass Two record volume, and the mean value that the second of the preset number records volume is recorded into volume as the highest of the audio file.
The preset number can be 6, or 10.The preset number can also be to account for total recording volume number Percentage quantity, for example, the first recording volume of the preset number is to account for total 5% recording volume for recording volume number, If it is 100 always to record volume number, preset number is 5.
It is, of course, also possible to directly in the recording volume when the audio file is recorded, obtain the maximum recording volume of numerical value Volume is recorded as the highest of the audio file;And, in the recording volume when other audio files are recorded, obtain numerical value Maximum recording volume records volume as the highest of other audio files.
In Practical Calculation, all recording volumes in an audio file can be obtained, it is also possible to extract fixed number of Record volume to be calculated as sample, below by taking sample mode as an example, to above by the linear function for obtaining and non- Linear function, and the target broadcast sound volume using the corresponding mean value calculation audio file of the audio file illustrates, and has Body is described as follows:
First it is the process for setting up linear function or nonlinear function, this sentences and sets up as a example by linear function.
Obtain the target broadcast sound volume V that the user is that other audio files are arranged;
By pulse code modulation (PCM, Pulse Code Modulation) to recording record during other audio files Volume processed is encoded, the PCM sequences after being decrypted, and wherein the PCM sequences record volume value comprising N number of sampling;
Record in volume value in N number of sampling, the most recording volume of identical volume value is Vmid1;
Mean value according to 5%*N recording volume is chosen from louder volume to amount of bass records volume Vmax1 as highest Or choose it is N number of sampling record volume value in highest record volume as Vmax1;
The mean value between Vmax1 and Vmid1 is calculated, is expressed as:Vp1=(Vmax1+Vmid1)/2;
Then V and Vp1 is carried out into linear fit, obtains linear function;
Similarly, highest when other audio files are recorded according to above-mentioned calculating records volume Vmax1 and identical volume The most recording volume of value is the calculation of Vmid1, calculates highest when recording the audio file and records volume Vmax2 and phase With most recording volume Vmid2 of volume, the mean value Vp2 of Vmax2 and Vmid2 is then calculated;
Vp2 is updated in linear function the target broadcast sound volume for obtaining the audio file.
Above-mentioned citing is if converted to be nonlinear function, it is also possible to obtain the target broadcast sound volume of the audio file.
S205, when the audio file is played, detect that the user adjusts the operation of volume.
The operation of user's adjustment volume can be click on operation, or touch operation, can also be voice operating, Herein the mode to adjusting the operation of volume is not limited.
S206, the target broadcast sound volume of the last user's adjustment is stored, to replace the sound of historical storage The target broadcast sound volume of frequency file.
If the user is when the audio file is played, detect the number of operations of user's adjustment volume more than 1, then will most The target broadcast sound volume of nearly once user's adjustment is stored, and to replace the target of the audio file of historical storage sound is played Amount.Illustrate, for example, when the audio file is played, the number of operations for detecting user A adjustment volumes is 2 times, respectively: For the first time the target broadcast sound volume of adjustment is 50 decibels, and the target broadcast sound volume that user A is adjusted for second is 45 decibels, then will 45 decibels are stored, when detecting the user and playing the audio file again, 45 decibels of direct access, and according to 45 decibels Play the audio file.
Alternatively, the method also includes:The volume if target broadcast sound volume to be stored oversteps the extreme limit, sends information The user is given, auditory nerve is damaged with the target broadcast sound volume for pointing out this to be stored.Wherein the limit volume can be to appoint Meaning is arranged, and the present embodiment preferably limit volume is 85-90 decibels, because 90 decibels is the damage sense of hearing god for medically defining The decibels of Jing, 85 decibels can cause that people's is nervous.The information can be shown in the Word message on screen, Can also be information of voice prompt, the implementation of information is not limited herein.So send information to user User can timely be pointed out, it is to avoid because the excessive and caused auditory nerve of volume is damaged or nerve discomfort.
In the embodiment of the present invention, when the operation of user's broadcasting audio file is detected, the identity of the user is obtained Information, according to the identification information of the user, judges whether the audio file is provided with the identification information with the user Corresponding target broadcast sound volume, if having arranged the target broadcast sound volume, according to the target broadcast sound volume audio file is played, If being not provided with the target broadcast sound volume, the target broadcast sound volume of the audio file is calculated according to presetting rule, and according to calculating The target broadcast sound volume for obtaining plays the audio file, when the audio file is played, detects that the user adjusts the operation of volume, The target broadcast sound volume of the last user's adjustment is stored, is broadcast with replacing the target of the audio file of historical storage Therefore playback amount, so manually adjust when the operation of user's broadcasting audio file is detected without the need for user, only need to be according to user Identity identification information, automatically according to get broadcast sound volume adjustment output volume;Simultaneously broadcasting sound cannot got During amount, the broadcast sound volume calculated using presetting rule is so capable of the output of timely adjusting device adjusting the volume of output Volume, and then the excessive and caused acoustic trauma of volume is avoided, auditory nerve is protected, build cosily auditory effect.
Fig. 3 is referred to, Fig. 3 is the structural representation of the volume adjustment device that third embodiment of the invention is provided, in order to just In explanation, the part related to the embodiment of the present invention is illustrate only.The volume adjustment device of Fig. 3 examples can be aforementioned Fig. 1 institutes Show the executive agent of the volume adjusting method that embodiment is provided.The volume adjustment device of Fig. 3 examples, mainly includes:Acquisition module 301st, judge module 302 and play processing module 303.Above each functional module describes in detail as follows:
Acquisition module 301, for when the operation of user's broadcasting audio file is detected, obtaining the identity of the user Information;
Mould 302 is judged, for according to the identification information of the user, judging whether the audio file is provided with and the use The corresponding target broadcast sound volume of identification information at family;
Play processing module 303, if for arranging the target broadcast sound volume, playing according to the target broadcast sound volume should Audio file;
Play processing module 303, if being additionally operable to be not provided with the target broadcast sound volume, according to presetting rule the audio frequency is calculated The target broadcast sound volume of file, and play the audio file according to calculated target broadcast sound volume.
The operation of the broadcasting audio file can be the operation being input into by external equipment, such as mouse, keyboard.Handwriting pad Deng equipment, or gesture operation, voice operating is can also be, the operation to the broadcasting audio file herein is not limited It is fixed.The identity identification information of the user can be one or more combination in character, numeral, word, can also be preset Pattern, the audio-frequency information prerecorded or finger print information, do not limit identity identification information herein.In actual applications, often Position using terminal listens the use of music to arrange an identity identification information per family.
During the target broadcast sound volume can be stored in locally, it is also possible in being stored in server.If having arranged the target to broadcast Playback amount, can first obtain the target broadcast sound volume for having arranged with acquisition module 301, and then play processing module 303 is according to this Target broadcast sound volume plays the audio file.
It should be noted that in the embodiment of the volume adjustment device of figure 3 above example, the division of each functional module is only It is to illustrate, can as needed in practical application, such as the facility of the configuration requirement of corresponding hardware or the realization of software Consider, and above-mentioned functions distribution is completed by different functional modules.And, it is corresponding in the present embodiment in practical application Functional module can be realized by corresponding hardware, it is also possible to perform corresponding software by corresponding hardware and complete.This specification Each embodiment for providing can all apply foregoing description principle, below repeat no more.
In the embodiment of the present invention, acquisition module 301 obtains the user when the operation of user's broadcasting audio file is detected Identification information, judge module 302 according to the identification information of the user, judge the audio file whether be provided with The corresponding target broadcast sound volume of identification information of the user, if play processing module 303 has arranged the target broadcast sound volume, Then the audio file is played according to the target broadcast sound volume, if play processing module 303 is not provided with the target broadcast sound volume, pressed The target broadcast sound volume of the audio file is calculated according to presetting rule, and the audio frequency is played according to calculated target broadcast sound volume File, therefore when the operation of user's broadcasting audio file is detected, manually adjust without the need for user, only need to be according to the identity of user Identification information, automatically according to the volume of the broadcast sound volume adjustment output for getting;Simultaneously when broadcast sound volume cannot be got, profit The broadcast sound volume calculated with presetting rule is so capable of the output volume of timely adjusting device adjusting the volume of output, enters And the excessive and caused acoustic trauma of volume is avoided, and auditory nerve is protected, build cosily auditory effect.
Refer to Fig. 4, the structural representation of the volume adjustment device that fourth embodiment of the invention is provided, for the ease of saying It is bright, illustrate only the part related to the embodiment of the present invention.The volume adjustment device of Fig. 4 examples can be real shown in aforementioned Fig. 2 The executive agent of the volume adjusting method of example offer is provided.The volume adjustment device of Fig. 4 examples, mainly includes:Acquisition module 401, Judge module 402, play processing module 403, detection module 404 and storage control module 405, wherein play processing module 403 Including:First acquisition submodule 4031 and calculating sub module 4032;Play processing module 403 also includes:Second acquisition submodule 4033 and choose submodule 4034;Play processing module 403 also includes:3rd acquisition submodule 4035, computing submodule 4036 With fitting submodule 4037.Above each functional module describes in detail as follows:
Acquisition module 401, for when the operation of user's broadcasting audio file is detected, obtaining the identity of the user Information.
The operation of the broadcasting audio file can be the operation being input into by external equipment, such as mouse, keyboard.Handwriting pad Deng equipment, or gesture operation, voice operating is can also be, the operation to the broadcasting audio file herein is not limited It is fixed.The identity identification information of the user can be one or more combination in character, numeral, word, can also be preset Pattern, the audio-frequency information prerecorded or finger print information, do not limit identity identification information herein.In actual applications, often Position using terminal listens the use of music to arrange an identity identification information per family.The identity identification information of the user can be stored In local simultaneously, it is also possible to which storage in the server, can also be stored in locally and in server.
In actual applications, it is that using terminal listens the user of music to arrange an information volume table, the information volume table bag The identity identification information that includes each user, the title of the audio file for having arranged volume and the corresponding target of audio file are played Corresponding relation between volume, as shown in Table 1 above, wherein table 1 is only a citing, it is impossible to constitutes and limits.From above-mentioned table 1 In as can be seen that same a piece of music, two different users can arrange identical volume value.
Judge module 402, for according to the identification information of the user, judging whether the audio file is provided with and this The corresponding target broadcast sound volume of identification information of user.
In actual applications, whether judgment mode can be looked in table 1 above according to the identity identification information of the user The target broadcast sound volume of the audio file is found, if the target broadcast sound volume of the audio file can be found, then it represents that arrange The target broadcast sound volume;If not finding the target broadcast sound volume of the audio file, then it represents that be not provided with the target broadcast sound volume.
Play processing module 403, if for arranging the target broadcast sound volume, playing according to the target broadcast sound volume should Audio file.
Play processing module 403, if being additionally operable to be not provided with the target broadcast sound volume, according to presetting rule the audio frequency is calculated The target broadcast sound volume of file, and play the audio file according to calculated target broadcast sound volume.
Alternatively, play processing module 403 includes:First acquisition submodule 4031 and calculating sub module 4032;
First acquisition submodule 4031, for obtaining the history broadcast sound volume of the audio file;
Calculating sub module 4032, for calculating the average broadcast sound volume of the history broadcast sound volume, and by the average broadcasting sound Measure the target broadcast sound volume as the audio file.
The history broadcast sound volume is the broadcast sound volume that other users are arranged to the audio file, wherein the other users be except The people of active user.The other users can be the user of all broadcast sound volumes for being provided with the audio file, or That what is chosen in the good friend of active user is provided with the user of the broadcast sound volume of the audio file, can also be according to broadcasting for arranging Multiple users that the time of playback amount is chosen.
Alternatively, play processing module 403 also includes:Second acquisition submodule 4033 and selection submodule 4034;
Second acquisition submodule 4033, for obtaining the history broadcast sound volume of the audio file;
Choose submodule 4034, the broadcast sound volume conduct most for choosing identical volume value in the history broadcast sound volume The target broadcast sound volume of the audio file.
The history broadcast sound volume is the broadcast sound volume that other users are arranged to the audio file, wherein the other users be except The people of active user.The other users can be the user of all broadcast sound volumes for being provided with the audio file, or That what is chosen in the good friend of active user is provided with the user of the broadcast sound volume of the audio file, can also be according to broadcasting for arranging Multiple users that the time of playback amount is chosen.
After the history broadcast sound volume for obtaining audio file, choose submodule 4034 and be chosen in the history broadcast sound volume Choose the most broadcast sound volume of identical volume value, for example, as shown in Table 1 above, user B be active user, user A, user C and User D is other users, and title 1 is the audio file;The history broadcast sound volume for obtaining the audio file of title 1 is right for user A Answer 40 decibels, 48 decibels corresponding to 40 decibels and user D corresponding to user B;40 decibels is that identical volume value is most Broadcast sound volume, therefore 40 decibels are chosen as target broadcast sound volume.
If it should be noted that only getting the history broadcast sound volume, choosing submodule 4034 and directly going through this Target broadcast sound volume of the history broadcast sound volume as the audio file.
Alternatively, play processing module 403 also includes:3rd acquisition submodule 4035, computing submodule 4036 and fitting Submodule 4037;
3rd acquisition submodule 4035, the target broadcast sound volume arranged for other audio files for obtaining the user;
Computing submodule 4036, for calculating highest when recording other audio files volume and identical volume value are recorded Mean value between most recording volumes, and, calculate highest when recording the audio file and record volume and identical volume Mean value between most recording volumes;
Fitting submodule 4037, for by the corresponding mean value of other audio files and the target of other audio files Broadcast sound volume is fitted computing, obtains linear function or nonlinear function;
Computing submodule 4036, is additionally operable to for the corresponding mean value of the audio file to be updated to the linear function or non-linear In function, the target broadcast sound volume of the audio file is obtained.
Wherein the linear function is the straight line in XY coordinate systems, and wherein X-axis is the target of other audio files Broadcast sound volume, Y-axis is the corresponding mean value of other audio files;Or the target that Y-axis is other audio files plays sound Amount, X-axis is the corresponding mean value of other audio files.The nonlinear function is the curve in XY coordinate systems.
Alternatively, the 3rd acquisition submodule 4035, the highest for being additionally operable to obtain when recording other audio files records sound Highest when measuring and record the audio file records volume, and, obtain identical volume value when recording other audio files Most recording volumes recording volume most with identical volume value when recording the audio file.
The either audio file or other audio files, it is identical to obtain highest and record the mode of volume.Can Selection of land, the 3rd acquisition submodule 4035 is additionally operable in the recording volume when other audio files are recorded, according to from louder volume The first recording volume of preset number is chosen to amount of bass, and the mean value of volume is recorded as this using the first of the preset number The highest of other audio files records volume;
3rd acquisition submodule 4035, is additionally operable in the recording volume when the audio file is recorded, according to from louder volume Choose the second recording volume of the preset number to amount of bass, and using the second of the preset number record the mean value of volume as The highest of the audio file records volume.
The preset number can be 6, or 10.The preset number can also be to account for total recording volume number Percentage quantity, for example, the first recording volume of the preset number is to account for total 5% recording volume for recording volume number, If it is 100 always to record volume number, preset number is 5.
Certainly, the 3rd acquisition submodule 4035 can directly record the audio file when recording volume in, obtain number The maximum recording volume of value records volume as the highest of the audio file;3rd acquisition submodule 4035 is recording other sounds In recording volume during frequency file, the highest for obtaining the maximum recording volume of numerical value as other audio files records volume.
Detection module 404, for when the audio file is played, detecting that the user adjusts the operation of volume.
The operation of user's adjustment volume can be click on operation, or touch operation, can also be voice operating, Herein the mode to adjusting the operation of volume is not limited.
Storage control module 405, for the target broadcast sound volume of the last user's adjustment to be stored, to replace The target broadcast sound volume of the audio file of historical storage.
If the user of detection module 404 is when the audio file is played, the number of operations that the user adjusts volume is detected More than 1, then the target broadcast sound volume of the last user's adjustment is stored, to replace the audio file of historical storage Target broadcast sound volume.Illustrate, for example, when the audio file is played, the detection user A adjustment volumes of detection module 404 Number of operations be 2 times, respectively:For the first time the target broadcast sound volume of adjustment is 50 decibels, the target that user A is adjusted for second Broadcast sound volume is 45 decibels, then stored 45 decibels, when detecting the user and playing the audio file again, directly 45 decibels are obtained, and the audio file is played according to 45 decibels.
Alternatively, the device also includes:Sending module;
The sending module, if overstepping the extreme limit volume for target broadcast sound volume to be stored, sends information to this User, with the target broadcast sound volume for pointing out this to be stored auditory nerve is damaged.Wherein the limit volume can be arbitrarily to set Put, the present embodiment preferably limit volume is 85-90 decibels, because 90 decibels is the damage auditory nerve for medically defining Decibels, 85 decibels can cause that people's is nervous.The information can be shown in the Word message on screen, also may be used To be information of voice prompt, the implementation of information is not limited herein.So sending information to user can be with Timely point out user, it is to avoid because the excessive and caused auditory nerve of volume is damaged or nerve discomfort.
In the embodiment of the present invention, acquisition module 401 obtains the user when the operation of user's broadcasting audio file is detected Identification information, judge module 402 according to the identification information of the user, judge the audio file whether be provided with The corresponding target broadcast sound volume of identification information of the user, if play processing module 403 has arranged the target broadcast sound volume, Then the audio file is played according to the target broadcast sound volume, if play processing module 403 is not provided with the target broadcast sound volume, pressed The target broadcast sound volume of the audio file is calculated according to presetting rule, and the audio frequency is played according to calculated target broadcast sound volume File, detection module 404 detects that the user adjusts the operation of volume when the audio file is played, and storage control module 405 will The target broadcast sound volume of the last user's adjustment is stored, and is played with replacing the target of the audio file of historical storage Therefore volume, so manually adjust when the operation of user's broadcasting audio file is detected without the need for user, only need to be according to user's Identity identification information, automatically according to the volume of the broadcast sound volume adjustment output for getting;Simultaneously broadcast sound volume cannot got When, the broadcast sound volume calculated using presetting rule is so capable of the output sound of timely adjusting device adjusting the volume of output Amount, and then the excessive and caused acoustic trauma of volume is avoided, auditory nerve is protected, build cosily auditory effect.
Fig. 5 is referred to, Fig. 5 sets for a kind of electronics for performing volume adjusting method that fifth embodiment of the invention is provided It is standby, for convenience of description, the part related to the embodiment of the present invention is illustrate only, particular technique details is not disclosed, refer to Present invention method part.The electronic equipment can for computer, panel computer, personal digital assistant (PDA, Personal Digital Assistant), the concrete audio file function of playing of wireless music earphone, multimedia player etc. In electronic equipment.
The electronic equipment includes:One or more processor 510, memory 520 and one or more program (mould Block).Wherein one or more program (module) is stored in the memory 520.The electronic equipment also includes:Input unit 530 and output device 540, processor 510, memory 520, input unit 530 and output device 540 can by bus or Other modes connect, in Fig. 5 as a example by being connected by bus 550.
When being performed by one or more processor 510, the processor 510 performs following operation:
When the operation of user's broadcasting audio file is detected, the identification information of the user is obtained;
According to the identification information of the user, judge whether the audio file is provided with and believe with the identity of the user Cease corresponding target broadcast sound volume;
If having arranged the target broadcast sound volume, according to the target broadcast sound volume audio file is played;
If being not provided with the target broadcast sound volume, the target broadcast sound volume of the audio file is calculated according to presetting rule, and The audio file is played according to calculated target broadcast sound volume.
In the embodiment of the present invention, processor 510 obtains the user's when the operation of user's broadcasting audio file is detected Identification information, according to the identification information of the user, judges whether the audio file is provided with the identity with the user Target broadcast sound volume corresponding to identification information, if having arranged the target broadcast sound volume, playing according to the target broadcast sound volume should Audio file;If being not provided with the target broadcast sound volume, the target broadcast sound volume of the audio file is calculated according to presetting rule, and The audio file is played according to calculated target broadcast sound volume, therefore is detecting the operation of user's broadcasting audio file When, manually adjust without the need for user, only need to be defeated automatically according to the broadcast sound volume adjustment for getting according to the identity identification information of user The volume for going out;Simultaneously when getting broadcast sound volume, the broadcast sound volume calculated using presetting rule is adjusting the sound of output Amount, is so capable of the output volume of timely adjusting device, and then avoids the excessive and caused acoustic trauma of volume, protects the sense of hearing Nerve, builds cosily auditory effect.
In multiple embodiments provided herein, it should be understood that disclosed system, terminal and method, can be with Realize by another way.For example, terminal embodiment described above is only schematic, for example, the module Divide, only a kind of division of logic function can have other dividing mode, such as multiple module or components when actually realizing Can with reference to or be desirably integrated into another system, or some features can be ignored, or not perform.It is another, it is shown or The coupling each other for discussing or direct-coupling or communication linkage can be by some interfaces, the INDIRECT COUPLING of module or logical Letter link, can be electrical, mechanical or other forms.
The module as separating component explanation can be or may not be it is physically separate, it is aobvious as module The part for showing can be or may not be physical module, you can with positioned at a place, or can also be distributed to multiple On mixed-media network modules mixed-media.Some or all of module therein can according to the actual needs be selected to realize the mesh of this embodiment scheme 's.
In addition, each functional module in each embodiment of the invention can be integrated in a processing module, it is also possible to It is that modules are individually physically present, it is also possible to which two or more modules are integrated in a module.Above-mentioned integrated mould Block both can be realized in the form of hardware, it would however also be possible to employ the form of software function module is realized.
If the integrated module is realized using in the form of software function module and as independent production marketing or used When, during a computer read/write memory medium can be stored in.Based on such understanding, technical scheme is substantially The part for contributing to prior art in other words or all or part of the technical scheme can be in the form of software products Embody, the computer software product is stored in a storage medium, including some instructions are used so that a computer Equipment (can be personal computer, server, or network equipment etc.) performs the complete of each embodiment methods described of the invention Portion or part steps.And aforesaid storage medium includes:USB flash disk, portable hard drive, read-only storage (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can store journey The medium of sequence code.
It should be noted that for aforesaid each method embodiment, for easy description, therefore it is all expressed as a series of Combination of actions, but those skilled in the art should know, the present invention do not limited by described sequence of movement because According to the present invention, some steps can adopt other orders or while carry out.Secondly, those skilled in the art also should know Know, embodiment described in this description belongs to preferred embodiment, and involved action and module might not all be this It is bright necessary.
In the above-described embodiments, the description to each embodiment all emphasizes particularly on different fields, without the portion described in detail in certain embodiment Point, may refer to the associated description of other embodiments.
It is more than the description to volume adjusting method provided by the present invention and device, for those skilled in the art, According to the thought of the embodiment of the present invention, will change in specific embodiments and applications, to sum up, this specification Content should not be construed as limiting the invention.

Claims (10)

1. a kind of volume adjusting method, it is characterised in that include:
When the operation of user's broadcasting audio file is detected, the identification information of the user is obtained;
According to the identification information of the user, judge whether the audio file is provided with the identity with the user The corresponding target broadcast sound volume of information;
If having arranged the target broadcast sound volume, according to the target broadcast sound volume audio file is played;
If being not provided with the target broadcast sound volume, the target broadcast sound volume of the audio file is calculated according to presetting rule, and The audio file is played according to calculated target broadcast sound volume.
2. method according to claim 1, it is characterised in that the mesh that the audio file is calculated according to presetting rule Mark broadcast sound volume includes:
Obtain the history broadcast sound volume of the audio file;
The average broadcast sound volume of the history broadcast sound volume is calculated, and using the average broadcast sound volume as the audio file Target broadcast sound volume.
3. method according to claim 1, it is characterised in that the mesh that the audio file is calculated according to presetting rule Mark broadcast sound volume includes:
Obtain the history broadcast sound volume of the audio file;
The target that the most broadcast sound volume of identical volume value is chosen in the history broadcast sound volume as the audio file is broadcast Playback amount.
4. method according to claim 1, it is characterised in that the mesh that the audio file is calculated according to presetting rule Mark broadcast sound volume includes:
Obtain the target broadcast sound volume that the user is that other audio files are arranged;
Calculate highest when recording described other audio files to record between the most recording volume of volume and identical volume value Mean value, and, calculate highest when recording the audio file and record between the most recording volume of volume and identical volume Mean value;
The target broadcast sound volume of the corresponding mean value of described other audio files and other audio files is fitted into fortune Calculate, obtain linear function or nonlinear function;
The corresponding mean value of the audio file is updated in the linear function or nonlinear function, the audio frequency text is obtained The target broadcast sound volume of part.
5. the method according to any one of claim 1-4, it is characterised in that methods described also includes:
When the audio file is played, detect that the user adjusts the operation of volume;
The target broadcast sound volume of the last user's adjustment is stored, to replace the audio file of historical storage Target broadcast sound volume.
6. a kind of volume adjustment device, it is characterised in that include:
Acquisition module, for when the operation of user's broadcasting audio file is detected, obtaining the identification information of the user;
Judge module, for according to the identification information of the user, judge the audio file whether be provided with it is described The corresponding target broadcast sound volume of identification information of user;
Play processing module, if for arranging the target broadcast sound volume, playing described according to the target broadcast sound volume Audio file;
The play processing module, if being additionally operable to be not provided with the target broadcast sound volume, according to presetting rule the sound is calculated The target broadcast sound volume of frequency file, and play the audio file according to calculated target broadcast sound volume.
7. device according to claim 6, it is characterised in that the play processing module includes:
First acquisition submodule, for obtaining the history broadcast sound volume of the audio file;
Calculating sub module, for calculating the average broadcast sound volume of the history broadcast sound volume, and the average broadcast sound volume is made For the target broadcast sound volume of the audio file.
8. device according to claim 6, it is characterised in that the play processing module also includes:
Second acquisition submodule, for obtaining the history broadcast sound volume of the audio file;
Submodule is chosen, for the most broadcast sound volume of identical volume value to be chosen in the history broadcast sound volume as the sound The target broadcast sound volume of frequency file.
9. device according to claim 6, it is characterised in that the play processing module also includes:
3rd acquisition submodule, the target broadcast sound volume arranged for other audio files for obtaining the user;
Computing submodule, it is most with identical volume value that highest when described other audio files are recorded for calculating records volume The mean value between volume is recorded, and, the highest recording volume calculated when recording the audio file is most with identical volume Recording volume between mean value;
Fitting submodule, for the target of the corresponding mean value of described other audio files and other audio files to be played Volume is fitted computing, obtains linear function or nonlinear function;
The computing submodule, is additionally operable to for the corresponding mean value of the audio file to be updated to the linear function or non-linear In function, the target broadcast sound volume of the audio file is obtained.
10. the device according to any one of claim 6-9, it is characterised in that described device also includes:
Detection module, for when the audio file is played, detecting that the user adjusts the operation of volume;
Storage control module, for the target broadcast sound volume of the last user's adjustment to be stored, to replace history The target broadcast sound volume of the audio file of storage.
CN201610942669.1A 2016-11-01 2016-11-01 Volume adjustment method and apparatus Pending CN106598535A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610942669.1A CN106598535A (en) 2016-11-01 2016-11-01 Volume adjustment method and apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610942669.1A CN106598535A (en) 2016-11-01 2016-11-01 Volume adjustment method and apparatus

Publications (1)

Publication Number Publication Date
CN106598535A true CN106598535A (en) 2017-04-26

Family

ID=58589712

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610942669.1A Pending CN106598535A (en) 2016-11-01 2016-11-01 Volume adjustment method and apparatus

Country Status (1)

Country Link
CN (1) CN106598535A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107133010A (en) * 2017-05-04 2017-09-05 宇龙计算机通信科技(深圳)有限公司 A kind of reminding sound volume of application program determines method, device and terminal
CN108877822A (en) * 2017-05-09 2018-11-23 塞舌尔商元鼎音讯股份有限公司 Intelligent voice system, the method for voice output adjustment and computer-readable memory media
CN108966080A (en) * 2018-06-26 2018-12-07 Oppo广东移动通信有限公司 volume adjusting method, device, storage medium and terminal device
CN109166271A (en) * 2018-10-30 2019-01-08 广汽丰田汽车有限公司 Automobile production workshop alarm method, device and readable storage medium storing program for executing
CN109521989A (en) * 2018-10-30 2019-03-26 长沙创恒机械设备有限公司 A kind of method, computer equipment and the computer readable storage medium of volume automatic adjustment
CN111182390A (en) * 2019-12-27 2020-05-19 拉克诺德(深圳)科技有限公司 Volume data processing method and device, computer equipment and storage medium
CN114388001A (en) * 2021-12-31 2022-04-22 北京梧桐车联科技有限责任公司 Multimedia file playing method, device, equipment and storage medium

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107133010A (en) * 2017-05-04 2017-09-05 宇龙计算机通信科技(深圳)有限公司 A kind of reminding sound volume of application program determines method, device and terminal
CN108877822A (en) * 2017-05-09 2018-11-23 塞舌尔商元鼎音讯股份有限公司 Intelligent voice system, the method for voice output adjustment and computer-readable memory media
CN108966080A (en) * 2018-06-26 2018-12-07 Oppo广东移动通信有限公司 volume adjusting method, device, storage medium and terminal device
CN109166271A (en) * 2018-10-30 2019-01-08 广汽丰田汽车有限公司 Automobile production workshop alarm method, device and readable storage medium storing program for executing
CN109521989A (en) * 2018-10-30 2019-03-26 长沙创恒机械设备有限公司 A kind of method, computer equipment and the computer readable storage medium of volume automatic adjustment
CN111182390A (en) * 2019-12-27 2020-05-19 拉克诺德(深圳)科技有限公司 Volume data processing method and device, computer equipment and storage medium
CN111182390B (en) * 2019-12-27 2021-08-17 赣州得辉达科技有限公司 Volume data processing method and device, computer equipment and storage medium
CN114388001A (en) * 2021-12-31 2022-04-22 北京梧桐车联科技有限责任公司 Multimedia file playing method, device, equipment and storage medium

Similar Documents

Publication Publication Date Title
CN106598535A (en) Volume adjustment method and apparatus
EP1423985B1 (en) Speaker equalization tool
CN107623776A (en) A kind of method for controlling volume, system and mobile terminal
EP2669893A2 (en) Apparatus and method for high speed visualization of audio stream in an electronic device
WO2005059714A3 (en) Method and apparatus for automatically performing an online content distribution campaign
US20090109191A1 (en) Touch Screen Driver for Resolving Plural Contemporaneous Touches and Methods for Use Therewith
CN108174031B (en) Volume adjusting method, terminal equipment and computer readable storage medium
CN101889261A (en) Method for providing ui capable of detecting a plurality of forms of touch on menus or background and multimedia device using the same
CN105824557B (en) A kind of method and mobile terminal for playing voice messaging
JP2009252236A (en) User interface providing device by acting force, providing method and recording medium
GB2437004A (en) A Method of automatically editing data media recordings
CN107885479A (en) A kind of method for regulation of sound volume, terminal device and computer-readable medium
CN105702271A (en) Multimedia playing method and electronic equipment
US20170212876A1 (en) Method and Apparatus for Editing Audio File
CN107734121A (en) Method for controlling volume, device, storage medium and electronic equipment
CN107066115A (en) A kind of method and terminal for supplementing speech message
CN103377674A (en) Audio player and control method thereof
CN105096980B (en) The method and terminal of a kind of recording
CN102426838A (en) Voice signal processing method and user equipment
CN106658232A (en) Tag editing method and electronic terminal
CN105099383A (en) Information processing method and electronic equipment
CN104866186B (en) A kind of word playback method and electronic equipment
CN106155622A (en) A kind of audio moade setting method and device
CN106792182A (en) Video playback method, mobile terminal and audio output apparatus
CN106407792A (en) Method for controlling mobile terminal and sound box

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20170426