CN101174818B - method and device for playing media file - Google Patents
method and device for playing media file Download PDFInfo
- Publication number
- CN101174818B CN101174818B CN2007100315533A CN200710031553A CN101174818B CN 101174818 B CN101174818 B CN 101174818B CN 2007100315533 A CN2007100315533 A CN 2007100315533A CN 200710031553 A CN200710031553 A CN 200710031553A CN 101174818 B CN101174818 B CN 101174818B
- Authority
- CN
- China
- Prior art keywords
- value
- volume
- audio unit
- predetermined reference
- sound volume
- 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.)
- Expired - Fee Related
Links
Images
Abstract
The present invention discloses a media playing method and device. By presetting a preset reference volume value and a reference difference value and according to the volume value of the audio unit of a media file, the present invention adjusts the volume of the audio unit of the media file so that the sound effects of the media file with different sound volumes are basically the same, without too loud or too small volume and without changing the original audio structure of the audio unit. The media playing method and device of the present invention can be applied to equipment with playing function such as a CD player, an MP3, an MP4, a mobile phone and a computer etc.
Description
Technical field
The present invention relates to a kind of method and device of playing media file, particularly a kind of through regulating displaying audio file method and the device that broadcast sound volume improves auditory effect.
Background technology
Development along with electronic information technology; Various digital products emerge in an endless stream; For example CD, MP3, MP4 or the like; Use a computer or the portable electronic device music appreciating, watch video image to become the part of people life, thereby music, video playback capability become two basic functions of numerous electronic products gradually, long-time music appreciating or appreciate video file and become a kind of important trend.Along with the continuous development of technology, the price of player is more and more lower, and new product in every respect performance great raising is all arranged, the especially outward appearance of product, practicality and audio aspect.But, because the difference of the volume of the difference of ambient noise or the part of the audio unit in the media file (comprising audio file, video file or the like) itself, when playing a plurality of audio file respectively; Self volume of the audio file that has is very little, and the ear of choosing even almost is difficult to not hear, and needs suitably to increase volume; And self volume of the audio file that has is very big, needs suitable minimizing volume, when playing next audio file playing an audio file; If the volume contrast of the two is bigger, and do not have enough time to carry out the conversion of volume, will influence user's auditory perception; Cause acoustic trauma even, for example, when the latter's volume during greater than the former volume; The unexpected increase of volume can make the user think that sound is very ear-piercing, and ear can be very uncomfortable, under excessive situation, also may cause the damage of the sense of hearing; And when the latter's volume during much smaller than the former volume, the user possibly not hear the latter's sound even, influences auditory perception.
Publication number is that the patent documentation of CN1819451A discloses a kind of method of protecting hearing based on media player through the adjusting volume; Its cardinal principle is according to people " non-focal attention state "; In the process of using; Come to reduce gradually volume according to the time length of using or the number of played file, thereby reach the purpose of protection user hearing.In fact, people want music appreciating, and are not " non-collected state "; Painstakingly changing volume influences the appreciation effect on the contrary, this be because, the audio frequency structure of the audio unit of media file (particularly music file) part; General all is that process designs, and it all is an integral body that the sound level in various stages, height rise and fall, and has also just changed original design if in broadcast, revise volume; May cause the volume of first half and latter half of an audio unit different; Thereby the user can't hear the style of master music forever, particularly for the audiophile, influences the auditory perception of listoning music.
Summary of the invention
The object of the present invention is to provide a kind of method and device of playing media file, it can be regulated broadcast sound volume, improves auditory effect and can not change media file audio frequency structure originally.
For achieving the above object, the present invention adopts following technical scheme:
A kind of method of playing media file comprises step:
Set predetermined reference note value and predetermined reference difference value;
Volume value according to said predetermined reference note value, said predetermined reference difference value and audio unit is that said audio unit is set the sound volume setting value, and preserves this sound volume setting value;
Whether the volume value of judging current player system is identical with the sound volume setting value of the audio unit that will play, if play above-mentioned audio unit according to the system sound volume value that has configured; If not, the sound volume setting value with the above-mentioned audio unit that will play is set at the system sound volume value.
A kind of device of playing media file comprises:
Customized module is used to set predetermined reference note value and predetermined reference difference value;
The sound volume setting module, the volume value that is used for according to the audio unit of said predetermined reference note value, said predetermined reference difference value and said media file is that said audio unit is set the sound volume setting value, and preserves this sound volume setting value;
Audio playing module is used to judge whether the volume value of current player system is identical with the sound volume setting value of the audio unit that will play, if play above-mentioned audio unit according to the system sound volume value that has configured; If not, the sound volume setting value with the above-mentioned audio unit that will play is set at the system sound volume value.
Method and device according to playing media file of the present invention; It is through predefined predetermined reference note value and predetermined reference difference value, and according to the volume value of the audio unit of media file, can adjust the volume of the audio unit of media file; Make that the volume effect that media file played back that each volume maybe be just different is basic identical; Excessive or the too small phenomenon of volume do not occur, do not damage user's hearing, and do not change the original audio frequency structure of audio unit.
Description of drawings
Fig. 1 is the schematic flow sheet of the embodiment one of playing media file method of the present invention;
Fig. 2 is the schematic flow sheet of the embodiment two of playing media file method of the present invention;
Fig. 3 is the schematic flow sheet of the embodiment three of playing media file method of the present invention;
Fig. 4 is the schematic flow sheet of the embodiment four of playing media file method of the present invention;
Fig. 5 is the device sketch map of playing media file of the present invention.
Embodiment
According to the method for the invention; Mainly be to make the audio effect that audio unit played back of the different media file of each volume height basic identical; Above-mentioned audio unit includes but not limited to the audio-frequency unit of music file, video file and the audio-frequency unit in other various formatted files; So that sound excessive or too small phenomenon can not occur, and can volume be can be controlled in the scope of the hearing of not damaging the user.
Embodiment one:
Referring to shown in Figure 1, be the schematic flow sheet of embodiment one of the method for playing media file of the present invention, it comprises step:
Step S101: predetermined reference note value, predetermined reference difference value; Wherein, confirming of predetermined reference note value can be definite according to the volume value of the receptible optimum reelability quality of people's ear institute, in addition; Because under the situation that the volume value of sound changes within the specific limits; People's ear can not differentiated the variation of volume value, and therefore, the predetermined reference difference value can be confirmed according to this excursion;
Step S102: judge the volume value of audio unit and the difference of said predetermined reference note value, promptly whether the absolute value of the difference of the volume value of audio unit and predetermined reference note value is less than or equal to above-mentioned predetermined reference difference value; If; Then need not change the volume value of audio unit, perhaps the volume value with this audio unit directly is made as the sound volume setting value, gets into step S104; If not, then get into step S103;
Step S103: for said audio unit is set the sound volume setting value, and this sound volume setting value is stored, and get into step S104;
Abovementioned steps S101, S102, S103 can be regarded as preparation process; It can be before playing media file, to carry out; Generally; Because the disposal ability of media players such as MP3, MP4, CD can realize above-mentioned each step on computers, and then play with media player not as good as computer.
Step S104: the beginning playing media file, and get into step S105;
Step S105: judge whether current system sound volume value is identical with the sound volume setting value of the audio unit that will play, if, get into step S107, if not, get into step S106;
Step S106: the sound volume setting value of the above-mentioned audio unit that will play is set at the system sound volume value, gets into step S107;
Step S107: the system sound volume value according to having configured is play above-mentioned audio unit,, plays this audio unit according to the sound volume setting value of this audio unit that is.
In addition; When step S107 carries out in the process or accomplishes; Promptly in playing the process of above-mentioned audio unit, or above-mentioned audio unit when being about to finish playing, or above-mentioned audio unit played when being about to play next audio unit, return step S105, carry out volume differentiation work to the audio unit of next broadcast; To realize the result of broadcast of continuation, do not influence user's auditory perception again.
Wherein, in the said step 101, the setting means of predetermined reference note value includes but not limited to following dual mode:
1, receive first volume value of user's input, and with this first volume value as predetermined reference note value, thereby the user can manually set the volume standard of required reference; This is because for the different users who needs playing media file, the volume value of its desired sound of hearing possibly be not quite similar; Such as, with regard to regard to music appreciating, the somebody likes auditory point light music before the neighbour sleeps; The volume value of just hoping music file is more on the low side, and obtaining the comfortable impression of listening to, and the somebody likes listening a rock music; The volume value of just hoping music file will be more greatly, auditory perception stronger to obtain, shock;
2, scan audio unit in all media files; Analyze all audio units; Calculate the average volume value of these all audio units; With this average volume value as predetermined reference note value, perhaps directly with the double bass value that is had in all audio units or descant value as predetermined reference note value.
Among the said step S103, the setting of sound volume setting value can include but not limited to following dual mode:
1, receive second volume value of user's input, and with this second volume value as the sound volume setting value, thereby the user can regulate the interface manual adjustments through volume; For example, can the volume value of audio unit be shown to the user, and the prompting user can make amendment to this volume value; With better protection hearing; The user can freely select own desired volume value, and behind the volume value that receives the manual input of user, the volume value that is about to this manual input is preserved as the sound volume setting value;
Mode as further selection; After the user imports volume value; The volume value and the predetermined reference note value that can also continue to import compare; If the absolute value of the two difference is still greater than the predetermined reference difference value,, be less than or equal to the predetermined reference difference value up to the absolute value of the difference of the volume value of user's input and predetermined reference note value then still to user's display reminding;
2, scan said audio unit, set the sound volume setting value according to the volume value of audio unit, predetermined reference note value and predetermined reference difference value, so that the absolute value of the difference of said volume value and predetermined reference note value is less than the predetermined reference difference value; This setting means can be; When volume value during, then this volume value is carried out suitable increase, with the sound volume setting value of the volume value after increasing as this audio unit less than predetermined reference note value; When volume value during greater than predetermined reference note value; Then volume value is suitably reduced, the volume value after will reducing is as the sound volume setting value of this audio unit, in addition; Can also be the sound volume setting value that said predetermined reference note value directly is set at this audio unit, concrete setting means be according to the difference of selecting and difference.
In addition; In the method for present embodiment; Can also control total volume of all or part of audio unit according to the volume value of user's input, thereby the user can increase the operation that volume perhaps reduces volume to whole or a plurality of audio units easily simultaneously.
As stated; According to scheme of the present invention; Before the audio plays unit, the user can carry out suitable adjustment to the volume value of audio unit through manually or automatic mode, makes the volume value of each audio unit all be positioned at certain scope; Thereby the user can listen volume value sound about the same, obtain preferable auditory perception.
Embodiment two:
Referring to shown in Figure 2; Be the schematic flow sheet of embodiment two of the method for playing media file of the present invention, in the present embodiment, said predetermined reference difference value is 0; When the volume value of audio file is judged; Directly with predetermined reference note value as criterion, when the volume value of audio unit is not equal to predetermined reference note value, then directly this reference note value is set at the sound volume setting value of this audio unit.
In addition; Because the external environment noise when audio file is play maybe be different; As further improved mode; But the single audio unit of user's manual adjustments, all audio frequency unit be wherein a plurality of audio files or the volume of audio unit even, realizes increasing volume and the operation that reduces volume.
The other technologies characteristic of present embodiment is identical with embodiment one, does not repeat them here.
Embodiment three:
Referring to shown in Figure 3, be the schematic flow sheet of embodiment three of the method for playing media file of the present invention, in the present embodiment, be in the process of playing media file, to carry out to the setting of the sound volume setting value of audio unit, comprise step:
Step S301: preestablish predetermined reference note value, predetermined reference difference value, wherein, the setting means of predetermined reference note value, predetermined reference difference value can adopt with embodiment one in identical mode;
Step S302: begin to play each audio unit, and get into step S303;
Step S303: whether the absolute value of the difference of the volume value of the audio unit that judgement will be play and predetermined reference note value is less than or equal to the predetermined reference difference value, if, get into step S305, if not, get into step S304;
Step S304: for above-mentioned audio unit is set the sound volume setting value, and this sound volume setting value is stored, wherein, the setting means of sound volume setting value can be identical with the mode among the embodiment one, and get into step S305;
Step S305: whether whether the volume value of judging current system identical with the sound volume setting value of the audio unit that will play, if, get into step S307, if not, get into step S306;
Step S306: the sound volume setting value of above-mentioned audio unit is made as the system sound volume value, and gets into step S307;
Step S307: play above-mentioned audio unit according to the sound volume setting value.
Wherein, Carry out in the process or be near completion or when accomplishing, can get into step S303 at step S307, the volume value of next audio unit that will play is judged; Thereby can realize the continuity of audio unit is play; Smoothness, and do not have desultory situation appearance, obtain preferable auditory perception.
Embodiment four:
As shown in Figure 4, be the schematic flow sheet of the embodiment four of playing media file method of the present invention, in the present embodiment; When setting the sound volume setting value for audio unit, directly this sound volume setting value is set at the new volume value of this audio unit, promptly revise the volume value of above-mentioned audio unit; Its volume value is revised as the setting volume value; And amended audio unit preserved, thereby afterwards in the process of played file, under the situation of not revising predetermined reference note value; All can no longer make amendment, improve the reaction speed when playing the volume value of audio unit.
The other technologies characteristic of present embodiment is identical with embodiment three, does not repeat them here.
Referring to shown in Figure 5, be the embodiment sketch map of the device of playing media file of the present invention, comprising:
Setting module is used to set predetermined reference note value and predetermined reference difference value;
The sound volume setting module, the volume value that is used for according to the audio unit of said predetermined reference note value, said predetermined reference difference value and media file is that said audio unit is set the sound volume setting value;
Audio playing module is used for playing said audio unit according to said sound volume setting value.
Wherein, this device also comprises:
Modified module is used for revising according to said sound volume setting value the volume value of said audio unit, with the volume value of said sound volume setting value as said audio unit;
Subscriber Interface Module SIM is used to receive user's operational order, said audio unit is carried out begin to play, suspend broadcast, stop to play, the operation of fast-forward play and/or fast reverse play.
At this moment, audio-frequency module can be play-overed the amended audio unit of said modified module, does not need once more it to be handled, only if according to the demands of different of using, needs once more it to be changed, and when changing once more, can take same processing mode.
In addition, said customized module comprises with in the lower module at least one:
First user's input module is used to receive first volume value of user's input, and with this first volume value as said predetermined reference note value;
The scanning analysis module; Be used to scan all audio units; Volume value according to all audio units; Calculate average volume value, and with said average volume value as predetermined reference note value, perhaps directly with the double bass value that is had in all audio units or descant value as predetermined reference note value.
Wherein, Above-mentioned first user's input module and scanning analysis module can have simultaneously; When the user had imported the information of first volume value, as predetermined reference note value, otherwise the result who is analyzed with the scanning analysis module was as predetermined reference note value with this first volume value.
Said sound volume setting module comprises:
Second user's input module is used to receive second volume value of user's input, and with this second volume value as said sound volume setting value;
Said sound volume setting module can also comprise:
Discrimination module is used to judge whether the absolute value of the difference of said volume value and said predetermined reference note value is less than or equal to said predetermined reference difference value;
First customized module is used for differentiating the result when being when said discrimination module, and the volume value of said audio unit is set at said sound volume setting value;
The second definite value module; Be used for differentiating the result for not the time, increase operation if said volume value less than said predetermined reference note value, is then carried out said volume value when said discrimination module; And the volume value after will increasing is as said sound volume setting value; If said volume value greater than said predetermined reference note value, then said volume value is carried out reduction operation, and the volume value after will dwindling is as said sound volume setting value.
In the device of playing media file of the present invention, the interface with user interactions can also be provided, the user can carry out the operation that zooms in or out to the volume value of a plurality of or whole audio units according to this interface.
Above-mentioned audio unit can comprise the audio-frequency unit of audio file, all types of files, the paragraph part in the said audio-frequency unit.
In addition, device of the present invention can be the media player of using on computers, can be portable electronic device also, comprises CD player, MP3, MP4, mobile phone or the like.
Above-described embodiment of the present invention does not constitute the qualification to protection range of the present invention.Any modification of within spirit of the present invention and principle, being done, be equal to replacement and improvement etc., all should be included within the claim protection range of the present invention.
Claims (11)
1. the method for a playing media file is characterized in that, comprises step:
Set predetermined reference note value and predetermined reference difference value;
Volume value according to the audio unit of said predetermined reference note value, said predetermined reference difference value and media file is that said audio unit is set the sound volume setting value, and preserves this sound volume setting value;
Whether the volume value of judging current player system is identical with the sound volume setting value of the audio unit that will play, if play above-mentioned audio unit according to the system sound volume value that has configured; If not, the sound volume setting value with the above-mentioned audio unit that will play is set at the system sound volume value.
2. the method for playing media file according to claim 1 is characterized in that, the establishing method of said predetermined reference note value comprises at least a in the following method:
Receive first volume value of user's input, and with this first volume value as predetermined reference note value;
Scan all audio units,, get double bass value or descant value, perhaps calculate average volume value as predetermined reference note value as predetermined reference note value according to the volume value of all audio units;
The reference note value is scheduled in predetermined one fixing volume value conduct.
3. the method for playing media file according to claim 1 is characterized in that, the establishing method of said sound volume setting value comprises:
When the absolute value of the difference of the volume value of said audio unit and said predetermined reference note value is less than or equal to said predetermined reference difference value, with the volume value of said audio unit as said sound volume setting value;
When the absolute value of the difference of the volume value of said audio unit and said predetermined reference note value during greater than said predetermined reference difference value,
If the volume value of said audio unit less than said predetermined reference note value, the volume value of said audio unit is carried out the increase operation, and the volume value after will increasing is as said sound volume setting value;
If the volume value of said audio unit greater than said predetermined reference note value, the volume value of said audio unit is carried out reduction operation, and the volume value after will dwindling is as said sound volume setting value.
4. the method for playing media file according to claim 1 is characterized in that, the establishing method of said sound volume setting value comprises:
With second volume value of user input as said sound volume setting value.
5. according to the method for any described playing media file of claim 1 to 4, it is characterized in that, revise the volume value of said audio unit,, and preserve the volume value of said sound volume setting value as said audio unit according to said sound volume setting value.
6. the device of a playing media file is characterized in that, comprising:
Customized module is used to set predetermined reference note value and predetermined reference difference value;
The sound volume setting module, the volume value that is used for according to the audio unit of said predetermined reference note value, said predetermined reference difference value and said media file is that said audio unit is set the sound volume setting value, and preserves this sound volume setting value;
Audio playing module is used to judge whether the volume value of current player system is identical with the sound volume setting value of the audio unit that will play, if play above-mentioned audio unit according to the system sound volume value that has configured; If not, the sound volume setting value with the above-mentioned audio unit that will play is set at the system sound volume value.
7. the device of playing media file according to claim 6 is characterized in that, also comprises:
Subscriber Interface Module SIM; Be used to receive user's operational order; Volume value or predetermined reference note value to said audio unit are made amendment, perhaps said audio unit is carried out begin to play, suspend broadcast, stop to play, the operation of fast-forward play and/or fast reverse play.
8. the device of playing media file according to claim 6 is characterized in that, also comprises:
Modified module is used for revising according to said sound volume setting value the volume value of said audio unit, with the volume value of said sound volume setting value as said audio unit.
9. according to the device of claim 7 or 8 described playing media files, it is characterized in that said customized module comprises with in the lower module at least one:
First user's input module is used to receive first volume value of user's input, and with this first volume value as said predetermined reference note value;
The scanning analysis module; Be used to scan all audio units; Volume value according to all audio units; Calculate average volume value, and with said average volume value as predetermined reference note value, perhaps with the descant value that is had in the said audio unit or double bass value as predetermined reference note value.
10. according to the device of claim 7 or 8 described playing media files, it is characterized in that said sound volume setting module comprises:
Second user's input module is used to receive second volume value of user's input, and with this second volume value as said sound volume setting value;
11. the device according to claim 7 or 8 described playing media files is characterized in that, said sound volume setting module specifically comprises:
Discrimination module is used to judge whether the absolute value of difference of volume value and the said predetermined reference note value of said audio unit is less than or equal to said predetermined reference difference value;
First customized module is used for differentiating the result when being when said discrimination module, and the volume value of said audio unit is set at said sound volume setting value;
Second customized module; Be used for differentiating the result for not the time, increase operation if the volume value of said audio unit less than said predetermined reference note value, is then carried out the volume value of said audio unit when said discrimination module; And the volume value after will increasing is as said sound volume setting value; If the volume value of said audio unit greater than said predetermined reference note value, then the volume value of said audio unit is carried out reduction operation, and the volume value after will dwindling is as said sound volume setting value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100315533A CN101174818B (en) | 2007-11-21 | 2007-11-21 | method and device for playing media file |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100315533A CN101174818B (en) | 2007-11-21 | 2007-11-21 | method and device for playing media file |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101174818A CN101174818A (en) | 2008-05-07 |
| CN101174818B true CN101174818B (en) | 2012-02-22 |
Family
ID=39423133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007100315533A Expired - Fee Related CN101174818B (en) | 2007-11-21 | 2007-11-21 | method and device for playing media file |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101174818B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105450193A (en) * | 2014-08-28 | 2016-03-30 | 深圳Tcl新技术有限公司 | Volume adjusting method and volume adjusting device |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102567468B (en) * | 2011-12-06 | 2014-06-04 | 上海聚力传媒技术有限公司 | Method for adjusting player volume of media files and equipment utilizing same |
| CN102693737B (en) * | 2012-06-11 | 2015-11-25 | 华为终端有限公司 | Volume adjusting method and device |
| CN103929140A (en) * | 2014-04-30 | 2014-07-16 | 深圳市中兴移动通信有限公司 | Method and device for pre-processing voice frequency |
| CN105867873A (en) * | 2015-12-21 | 2016-08-17 | 乐视移动智能信息技术（北京）有限公司 | Volume adjustment method and terminal equipment |
| CN106126175B (en) | 2016-06-16 | 2019-10-18 | Oppo广东移动通信有限公司 | A kind of adjusting method and mobile terminal of sound effect parameters |
| CN106126164B (en) * | 2016-06-16 | 2019-05-17 | Oppo广东移动通信有限公司 | A kind of sound effect treatment method and terminal device |
| CN106231108B (en) * | 2016-08-10 | 2019-10-29 | Tcl移动通信科技（宁波）有限公司 | A kind of mobile terminal loudness control method and system |
| CN108429929B (en) * | 2018-05-08 | 2020-12-08 | 海信视像科技股份有限公司 | Audio track playing method, device and storage medium |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1591653A (en) * | 2003-08-25 | 2005-03-09 | Lg电子株式会社 | Audio level information recording/management method and audio output level adjustment method |
-
2007
- 2007-11-21 CN CN2007100315533A patent/CN101174818B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1591653A (en) * | 2003-08-25 | 2005-03-09 | Lg电子株式会社 | Audio level information recording/management method and audio output level adjustment method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105450193A (en) * | 2014-08-28 | 2016-03-30 | 深圳Tcl新技术有限公司 | Volume adjusting method and volume adjusting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101174818A (en) | 2008-05-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101174818B (en) | method and device for playing media file | |
| US20210043219A1 (en) | Personal audio assistant device and method | |
| JP6231102B2 (en) | Audio content conversion for subjective fidelity | |
| CN103019529A (en) | Volume adjustment method and system | |
| US9654757B2 (en) | Method, apparatus, and computer program product for including device playback preferences in multimedia metadata | |
| US20180132027A1 (en) | Programmable interactive stereo headphones with tap functionality and network connectivity | |
| WO2008086905A1 (en) | Player device with automatic settings | |
| JP2008294516A (en) | Playback device and method | |
| JP2014534658A (en) | Method of providing compensation service for characteristics of audio equipment using smart devices | |
| JP2019505944A (en) | Audio file re-recording method, apparatus and storage medium | |
| CN101964932A (en) | Sound source equipment and control method | |
| CN107122156A (en) | A kind of method for controlling volume and terminal | |
| KR20110012125A (en) | Apparatus and method for playing music in portable terminal | |
| CN107566652A (en) | A kind of method, mobile terminal and the storage medium of automatic regulating volume size | |
| CN103456334B (en) | Audio file play method and playing device | |
| Albrecht et al. | A mobile augmented reality audio system with binaural microphones | |
| US11450331B2 (en) | Personal audio assistant device and method | |
| CN103984518A (en) | Intelligent mobile terminal | |
| CN101093719B (en) | Method for protecting hearing ability, and audio playing system with function of protecting hearing ability | |
| US20080181434A1 (en) | Headphone providing tone adjusting function | |
| CN102571011A (en) | Method and device for adjusting sound volume | |
| US20030223607A1 (en) | Hearing assistive apparatus having sound replay capability and spatially separated components | |
| JP2007097087A (en) | Volume control device | |
| CN105721710A (en) | Recording method and apparatus, and electronic device | |
| CN101815114B (en) | Method for controlling acoustic gain and mobile phone capable of controlling acoustic gain |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120222 Termination date: 20141121 |
|
| EXPY | Termination of patent right or utility model |