CN107995560A - A kind of sound processing method and electronic equipment - Google Patents
A kind of sound processing method and electronic equipment Download PDFInfo
- Publication number
- CN107995560A CN107995560A CN201711462862.6A CN201711462862A CN107995560A CN 107995560 A CN107995560 A CN 107995560A CN 201711462862 A CN201711462862 A CN 201711462862A CN 107995560 A CN107995560 A CN 107995560A
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- sound
- parameter
- volume
- electronic equipment
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2430/00—Signal processing covered by H04R, not provided for in its groups
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
The present invention provides a kind of sound processing method, it is applied to play the electronic equipment of sound, method includes:When the broadcasting of the sound of electronic equipment meets the first preset condition;Sound is played with the first broadcast mode by adjusting the parameter of voice transmission medium.Through the above it can be seen that, above-mentioned sound processing method, it is when the broadcasting of the sound of electronic equipment meets the first preset condition, sound is played with the first broadcast mode by adjusting the parameter of voice transmission medium, by adjusting the mode of the parameter of voice transmission medium, reach the effect of low frequency extension, improve the tonequality for playing sound.
Description
Technical field
The present invention relates to a kind of sound processing method and electronic equipment.
Background technology
With the continuous improvement of people's quality of life, electronic product has become a kind of necessity in people's daily life,
For example people play audio/video file etc. commonly using electronic product.
But the existing electronic equipment that can carry out audio-visual broadcasting is carrying out audio-visual broadcasting during use
During, the control for sound, is typically just carried out by corresponding software, and it is big that it is merely capable of adjusting the sound of loudspeaker
It is small, i.e. to be only some shortcomings that compensate on hardware by way of the existing audio size for controlling loudspeaker software, and adjust
After whole, just the tonequality of its audio can not further be lifted, meanwhile, when sound is transferred to larger, can also cause to make an uproar
Sound amplifies with distortion.
The content of the invention
In view of the above-mentioned problems in the prior art, the present invention provides a kind of ginseng that can adjust voice transmission medium
Count and then enable the sound of broadcasting that there is the sound processing method and electronic equipment of preferable tonequality.
To solve the above problems, the present invention provides a kind of sound processing method, it is applied to play the electronics of sound
Equipment, the described method includes:
When the broadcasting of the sound of the electronic equipment meets the first preset condition;
Sound is played with the first broadcast mode by adjusting the parameter of voice transmission medium.
Preferably, first preset condition, including:
The information volume of the sound is in the first volume range.
Preferably, further include:
When the broadcasting of the sound of the electronic equipment meets the second preset condition;
Sound is played with the second broadcast mode by adjusting the parameter of voice transmission medium.
Preferably, second preset condition, including:
The information volume is in the second volume range.
Preferably, further include:
Gather the parameter of voice transmission medium;
Based on the parameter, second volume range is obtained.
Preferably, the adjustment electronic equipment is used for transmission the medium parameter of the sound, including:
When in the range of the volume first corresponding to the information volume of the sound is in the parameter, then by adjusting institute
Parameter is stated, so that the parameter is corresponding with first scope of volume;
When in the range of the volume second corresponding to the information volume is in the parameter, then by adjusting the ginseng
Number, so that the parameter is corresponding with second scope of volume;
When in the range of the volume the 3rd corresponding to the information volume is in the parameter, then by adjusting the ginseng
Number, so that the parameter is corresponding with the 3rd scope of volume.
Present invention also offers a kind of electronic equipment, can play sound, and the electronic equipment includes:
Processor, when it is configured as broadcasting the first preset condition of satisfaction of the sound of the electronic equipment;
Sound is played with the first broadcast mode by adjusting the parameter of voice transmission medium.
Preferably, during first preset condition, including:
The information volume of the sound is in the first volume range.
Preferably, the processor is additionally configured to:
When the broadcasting of the sound of the electronic equipment meets the second preset condition;
Sound is played with the second broadcast mode by adjusting the parameter of voice transmission medium.
Preferably, further include:
Sound guide tube, it is used for transmission the sound;
Valve, it is arranged in the sound guide tube, is electrically connected with the processor, the ginseng of the adjustment voice transmission medium
Number, is specially:
The processor controls the folding condition of the valve, to change the throughput of the valve.
Compared with prior art, the beneficial effects of the present invention are:Meet that first is pre- in the broadcasting of the sound of electronic equipment
If when condition, sound is played with the first broadcast mode by adjusting the parameter of voice transmission medium, is passed by adjusting sound
The mode of the parameter of defeated medium, reaches the effect of low frequency extension, improves the tonequality for playing sound.
Brief description of the drawings
Fig. 1 is the flow chart of the sound processing method of the embodiment of the present invention;
Fig. 2 is the block diagram of the electronic equipment of the embodiment of the present invention;
Fig. 3 is the schematic diagram of the electronic equipment of the embodiment of the present invention;
Fig. 4 is the close-up schematic view of A in Fig. 3;
Fig. 5 is the graphics at a visual angle of the valve of the electronic equipment of the embodiment of the present invention;
Fig. 6 is the graphics at another visual angle of the valve of the electronic equipment of the embodiment of the present invention.
Embodiment
To make those skilled in the art be better understood from technical scheme, below in conjunction with the accompanying drawings and specific embodiment party
Formula elaborates the present invention.
Herein with reference to the various schemes and feature of the attached drawing description present invention.
It is of the invention by the description to the preferred form of the embodiment that is given as non-limiting examples with reference to the accompanying drawings
These and other characteristic will become apparent.
It is also understood that although with reference to some instantiations, invention has been described, but people in the art
Member realize with can determine the present invention many other equivalents, they have feature as claimed in claim and therefore all
In the protection domain limited whereby.
When read in conjunction with the accompanying drawings, in view of described further below, above and other aspect of the invention, feature and advantage will become
It is more readily apparent.
Hereinafter with reference to the specific embodiment of the attached drawing description present invention;It will be appreciated, however, that the embodiment invented is only
The example of the present invention, it can use various ways to implement.Function and structure that is known and/or repeating is not described in detail with basis
The operation of the history of user, distinguishes real intention, avoids unnecessary or unnecessary details from make it that the present invention is smudgy.Cause
This, the specific structural and functional details invented herein are not intended to restriction, but as just the base of claim
Plinth and representative basis are used to instruct those skilled in the art diversely to use this hair with substantially any appropriate detailed construction
It is bright.
This specification can be used phrase " in one embodiment ", " in another embodiment ", " in another embodiment
In " or " in other embodiments ", it may refer to one or more of identical or different embodiment according to the present invention.
The present invention provides a kind of sound processing method, it is applied to play the electronic equipment of sound, the method bag
Include:
When the broadcasting of the sound of the electronic equipment meets the first preset condition;
Sound is played with the first broadcast mode by adjusting the parameter of voice transmission medium.
Through the above as can be seen that above-mentioned sound processing method, is the broadcasting satisfaction in the sound of electronic equipment
When first preset condition, sound is played with the first broadcast mode by adjusting the parameter of voice transmission medium, by adjusting
The mode of the parameter of voice transmission medium, reaches the effect of low frequency extension, improves the tonequality for playing sound.
In order to more fully understand above-mentioned technical proposal, below in conjunction with Figure of description and specific embodiment pair
The specific flow of above-mentioned sound processing method is illustrated.
As shown in Figure 1, Fig. 1 is the flow chart of the sound processing method in the embodiment of the present invention, broadcasting sound is applied to
The electronic equipment of sound, wherein, the electronic equipment can be laptop, tablet computer, sound system etc., not do herein
Clearly limit, the described method comprises the following steps:
Step 101:Judge whether the broadcasting of the sound of the electronic equipment meets the first preset condition;
Wherein, the broadcasting of the sound of the electronic equipment can be the audio of the film played or the audio etc. of music
Deng.
In the present embodiment, first preset condition, including:
The information volume of the sound is in the first volume range.
That is, step 101 can be whether the information volume of the broadcasting for the sound for judging electronic equipment is in the first volume model
In enclosing.
Information volume can be obtained by gathering the audio signal of the broadcasting of the sound of electronic equipment.
Wherein, the first volume range can be the percentage of max volume that can play of sound of electronic equipment, such as,
First volume range can be the area of 0-50%, 50%-65% of maximum acoustic that the sound of electronic equipment can play etc.
Between be worth.
Such as:The maximum acoustic that the information volume of the broadcasting of the sound of electronic equipment can play for the sound of electronic equipment
30%, and the 0-50% for the maximum acoustic that the sound that the first volume range is electronic equipment can play, it is known that, 30% is in
Between 0-50%, then the information volume for judging to play at this time is in the first volume range.
Further, after at the information volume for judging the sound in the first volume range, at above-mentioned sound
Reason method, further includes:
When the broadcasting of the sound of the electronic equipment meets the second preset condition;
Sound is played with the second broadcast mode by adjusting the parameter of voice transmission medium.
It is, can also judge whether the broadcasting of the sound of the electronic equipment meets the second preset condition, institute is being judged
After broadcasting the second preset condition of satisfaction for stating the sound of electronic equipment, played by adjusting the parameter of voice transmission medium with second
Mode plays sound, and the second broadcast mode may be the same or different with the first broadcast mode.
Wherein, the parameter of voice transmission medium can be the pressure and throughput for the air for being used for transmission sound, Ke Yishi
The pressure and/or flow of the air in the sound guide tube of sound are transmitted, is in the sound guide tube for adjust transmission sound in its real work
Valve folding condition, and then the pressure of the air in sound guide tube is adjusted by valve folding condition (unlatching small big)
And/or flow.
In the present embodiment, second preset condition, including:
The information volume is in the second volume range.
That is, it is judged that whether the information volume of the broadcasting of the sound of electronic equipment is in the second volume range.
Wherein, the second volume range can also be the percentage of max volume that can play of sound of electronic equipment, and
Second volume range is a volume range in the first volume range.Such as first volume range can be electronic equipment
The 50%-100% for the maximum acoustic that sound can play, and the sound that the second volume range can be electronic equipment can be broadcast
50%-65%, the 65-80% for the maximum acoustic put, 80-100% etc..
Such as:The maximum acoustic that the information volume of the broadcasting of the sound of electronic equipment can play for the sound of electronic equipment
70%, and the 50%-100% for the maximum acoustic that the sound that the first volume range is electronic equipment can play, it is known that, 70%
It is between 50%-100%, then the information volume for judging to play at this time is in the first volume range, and the first volume range
It is the 65%-80% of maximum acoustic that the sound of electronic equipment can play, and 70% is between 65%-80%, then judges
The information volume played at this time is in the second volume range.
Specifically, the above sound processing method further includes:
Gather the parameter of voice transmission medium;
Based on the parameter, second volume range is obtained.
Wherein, the parameter of corresponding voice transmission medium can correspond to a volume range, so that can pass through tune
The parameter of whole voice transmission medium, sound is played with the second broadcast mode.
Step 102:Sound is played with the first broadcast mode by adjusting the parameter of voice transmission medium.
Wherein, the first broadcast mode can be when the broadcasting for judging the sound of electronic equipment meets the first preset condition
Wait, directly play sound.
In the present embodiment, sound is played with the first broadcast mode by adjusting the parameter of voice transmission medium.Wherein, institute
State and adjust the medium parameter that the electronic equipment is used for transmission the sound, including:
When in the range of the volume first corresponding to the information volume is in the parameter, then by adjusting the ginseng
Number, so that the parameter is corresponding with first scope of volume;
When in the range of the volume second corresponding to the information volume is in the parameter, then by adjusting the ginseng
Number, so that the parameter is corresponding with second scope of volume;
When in the range of the volume the 3rd corresponding to the information volume is in the parameter, then by adjusting the ginseng
Number, so that the parameter is corresponding with the 3rd scope of volume.
Wherein, the first scope of volume corresponding to the parameter, refer to transmit valve in the sound guide tube of sound the
One when opening zygotic state, it can transmit the volume range corresponding to sound with high tone quality.
Likewise, the second scope of volume corresponding to the parameter, refer to transmit valve in the sound guide tube of sound
Second when opening zygotic state, it can transmit the volume range corresponding to sound with high tone quality.
The 3rd scope of volume corresponding to the parameter, refer to transmit sound sound guide tube in valve in the 3rd folding
During sub- state, it can transmit the volume range corresponding to sound with high tone quality.
For example, first opens zygotic state, can be that the valve in sound guide tube is in full open state, at this time, its is corresponding
The first scope of volume can be the 50%-65% for the maximum acoustic that the sound of electronic equipment can play;
Second opens zygotic state, can be that the valve in sound guide tube is in semi-open state, at this time, its corresponding volume
Two scopes can be the 65%-80% for the maximum acoustic that the sound of electronic equipment can play;
3rd opens zygotic state, can be that the valve in sound guide tube is in full closing state, at this time, its corresponding volume
Three scopes can be the 80%-100% for the maximum acoustic that the sound of electronic equipment can play.
The 50%-100% for the max volume that sound using the first volume range as electronic equipment can play below, volume
First scope is the 50%-65% of maximum acoustic, and the second scope of volume is the 65%-80% of maximum acoustic, the 3rd scope of volume
Be maximum acoustic 80%-100% exemplified by, be described in detail.
When the max volume that the information volume of the broadcasting of the sound of electronic equipment can play for the sound of electronic equipment
When 70%, first determine whether as 70% information volume is in the first volume range, i.e. meet the first preset condition, this
When, in two kinds of situation, the first situation gathers the parameter of voice transmission medium at this time, and passes through the parameter, i.e. leading note at this time
The folding condition of pipe inner valve, obtains the second volume range at this time corresponding to the parameter, if second volume range is maximum
The 65%-80% of volume, it is known that, which is also in the second volume range, i.e. meets the second default bar
Part, at this time, directly plays the sound;The second situation, can be the ginseng for obtaining voice transmission medium respectively by gathering in advance
Number, i.e., according to the folding condition of sound guide tube inner valve, obtain the 50%-65% that the first scope of volume is maximum acoustic, volume the
Two scopes are the 65%-80% of maximum acoustic, and the 3rd scope of volume is the 80%-100% of maximum acoustic, it is known that, volume letter
Breath is in the range of volume second, can be adjusted the folding condition of sound guide tube inner valve by adjusting parameter, make at this time
The parameter corresponds to the second scope of volume, i.e. the folding condition of adjustment sound guide tube inner valve, makes the folding condition of valve at this time
Corresponding to the second scope of volume.
Based on the design identical with the above sound processing method, as shown in Figures 2 to 6, present invention also offers a kind of electricity
Sub- equipment, can play sound, and the electronic equipment includes:
Processor 1, when it is configured as broadcasting the first preset condition of satisfaction of the sound of the electronic equipment;
Sound is played with the first broadcast mode by adjusting the parameter of voice transmission medium.
Preferably, during first preset condition, including:
The information volume of the sound is in the first volume range.
Preferably, the processor 1 is additionally configured to:
When the broadcasting of the sound of the electronic equipment meets the second preset condition;
Sound is played with the second broadcast mode by adjusting the parameter of voice transmission medium.
Preferably, specifically referring to Fig. 3 to Fig. 6, electronic equipment further includes:
Sound guide tube 2, it is used for transmission the sound;
Valve 3, it is arranged in the sound guide tube 2, is electrically connected with the processor 1, the adjustment voice transmission medium
Parameter, be specially:
The processor 1 controls the folding condition of the valve 3, to change the throughput of the valve 3.
Above example is only the exemplary embodiment of the present invention, is not used in the limitation present invention, protection scope of the present invention
It is defined by the claims.Those skilled in the art can make the present invention respectively in the essence and protection domain of the present invention
Kind modification or equivalent substitution, this modification or equivalent substitution also should be regarded as being within the scope of the present invention.
Claims (10)
1. a kind of sound processing method, is applied to play the electronic equipment of sound, it is characterised in that the described method includes:
When the broadcasting of the sound of the electronic equipment meets the first preset condition;
Sound is played with the first broadcast mode by adjusting the parameter of voice transmission medium.
A kind of 2. sound processing method according to claim 1, it is characterised in that first preset condition, including:
The information volume of the sound is in the first volume range.
3. a kind of sound processing method according to claim 2, it is characterised in that further include:
When the broadcasting of the sound of the electronic equipment meets the second preset condition;
Sound is played with the second broadcast mode by adjusting the parameter of voice transmission medium.
A kind of 4. sound processing method according to claim 3, it is characterised in that second preset condition, including:
The information volume is in the second volume range.
5. a kind of sound processing method according to claim 4, it is characterised in that further include:
Gather the parameter of voice transmission medium;
Based on the parameter, second volume range is obtained.
6. a kind of sound processing method according to claim 2, it is characterised in that the adjustment electronic equipment is used for
The medium parameter of the sound is transmitted, including:
When in the range of the volume first corresponding to the information volume is in the parameter, then by adjusting the parameter, with
Make the parameter corresponding with first scope of volume;
When in the range of the volume second corresponding to the information volume is in the parameter, then by adjusting the parameter, with
Make the parameter corresponding with second scope of volume;
When in the range of the volume the 3rd corresponding to the information volume is in the parameter, then by adjusting the parameter, with
Make the parameter corresponding with the 3rd scope of volume.
7. a kind of electronic equipment, can play sound, it is characterised in that the electronic equipment includes:
Processor, when it is configured as broadcasting the first preset condition of satisfaction of the sound of the electronic equipment;
Sound is played with the first broadcast mode by adjusting the parameter of voice transmission medium.
8. a kind of electronic equipment according to claim 7, it is characterised in that during first preset condition, including:
The information volume of the sound is in the first volume range.
9. a kind of electronic equipment according to claim 8, it is characterised in that the processor is additionally configured to:
When the broadcasting of the sound of the electronic equipment meets the second preset condition;
Sound is played with the second broadcast mode by adjusting the parameter of voice transmission medium.
10. a kind of electronic equipment according to claim 9, it is characterised in that further include:
Sound guide tube, it is used for transmission the sound;
Valve, it is arranged in the sound guide tube, is electrically connected with the processor, the parameter of the adjustment voice transmission medium,
Specially:
The processor controls the folding condition of the valve, to change the throughput of the valve.
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CN201711462862.6A CN107995560B (en) | 2017-12-28 | 2017-12-28 | Sound processing method and electronic equipment |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003066961A (en) * | 2001-08-30 | 2003-03-05 | Kawai Musical Instr Mfg Co Ltd | Parameter setting device, parameter setting method, memory media and program, for electronic musical tone generator |
CN202134198U (en) * | 2011-07-01 | 2012-02-01 | 沈阳欣兴环小型环保设备研究所 | Bagpipe capable of fixing volume |
JP5262892B2 (en) * | 2009-03-23 | 2013-08-14 | 株式会社Jvcケンウッド | Earpiece and headphones equipped with the same |
CN205987266U (en) * | 2016-04-15 | 2017-02-22 | 美律电子(深圳)有限公司 | Tuning structure |
CN106656354A (en) * | 2016-12-27 | 2017-05-10 | 广东小天才科技有限公司 | Playing mode control method of wearable device and wearable device |
CN107391078A (en) * | 2017-07-14 | 2017-11-24 | 维沃移动通信有限公司 | A kind of sound adjusting method and mobile terminal |
-
2017
- 2017-12-28 CN CN201711462862.6A patent/CN107995560B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003066961A (en) * | 2001-08-30 | 2003-03-05 | Kawai Musical Instr Mfg Co Ltd | Parameter setting device, parameter setting method, memory media and program, for electronic musical tone generator |
JP5262892B2 (en) * | 2009-03-23 | 2013-08-14 | 株式会社Jvcケンウッド | Earpiece and headphones equipped with the same |
CN202134198U (en) * | 2011-07-01 | 2012-02-01 | 沈阳欣兴环小型环保设备研究所 | Bagpipe capable of fixing volume |
CN205987266U (en) * | 2016-04-15 | 2017-02-22 | 美律电子(深圳)有限公司 | Tuning structure |
CN106656354A (en) * | 2016-12-27 | 2017-05-10 | 广东小天才科技有限公司 | Playing mode control method of wearable device and wearable device |
CN107391078A (en) * | 2017-07-14 | 2017-11-24 | 维沃移动通信有限公司 | A kind of sound adjusting method and mobile terminal |
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