CN103826075A - Loudspeaker volume control device, volume adjusting method and audio-visual device - Google Patents
Loudspeaker volume control device, volume adjusting method and audio-visual device Download PDFInfo
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- CN103826075A CN103826075A CN201410037423.0A CN201410037423A CN103826075A CN 103826075 A CN103826075 A CN 103826075A CN 201410037423 A CN201410037423 A CN 201410037423A CN 103826075 A CN103826075 A CN 103826075A
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Abstract
The invention provides a loudspeaker volume control device and an audio-visual device and belongs to the technical field of volume control, so as to solve the problem that a user can only manually adjust the volume and use feeling is thus influenced when the volume of the loudspeaker changes suddenly during the process of program broadcast in the same TV channel in the prior art. The loudspeaker volume control device comprises a sound adjusting unit and a volume detection unit, wherein the sound adjusting unit is used for adjusting the volume of the loudspeaker; the volume detection unit is connected with the sound adjusting unit; the volume detection unit is used for detecting the volume of the loudspeaker; and the sound adjusting unit carries out adjustment on the volume of the loudspeaker according to the detection result of the volume detection unit. The audio-visual device comprises the above loudspeaker volume control device. Thus, the volume of the loudspeaker can be automatically controlled.
Description
Technical field
The invention belongs to volume controlling technique field, be specifically related to method and the audio-visual apparatus of a kind of speaker amount control device and adjusting volume thereof.
Background technology
Television set and people's life is closely bound up, and the impact that it produces people and society is extensive and deep.But easily there is the unexpected variation (as broken for commercialsy in the middle of normal program gap or program time, the volume of advertisement is obviously greater than the volume while playing normal program conventionally, and advertisement especially is now more and more) of volume in TV in the time that program switches.At present, the volume controlling technique of television set is mainly by the button on remote controller or fuselage, volume to be regulated, or (this technology is the volume that locking television itself is set to adopt volume lock technology, make remote controller can not change volume), or the control technology that adopts in the time of switching channels automatic compute volume size and carry out volume correction.
Inventor finds that in prior art, at least there are the following problems: existing tv volume control technology can not be controlled the unexpected variation of same channel volume when program switching (as commercial breaks), now user wants to adjust volume and can only manually carry out, thereby what affected user normally watches and uses impression, and can cause interim noise jamming to user.
Summary of the invention
Technical problem to be solved by this invention comprises, while variation in the face of in the same channel program playing process of television set, speaker volume size is unexpected for user in prior art, thereby user can only manually adjust speaker volume, impact is used the problem of experiencing, method and audio-visual apparatus that a kind of speaker amount control device and adjusting volume thereof are provided, it can regulate speaker volume according to the speaker volume decibel value of setting.
The technical scheme that solution the technology of the present invention problem adopts is a kind of speaker amount control device, comprises the sound regulon for regulating speaker volume, wherein,
Described speaker amount control device also comprises the volume detecting unit being connected with described sound regulon, described volume detecting unit is for detecting the volume of loud speaker, and sound regulon regulates the volume of loud speaker according to the detecting result of volume detecting unit.
Speaker amount control device of the present invention comprises the sound regulon and the volume detecting unit that regulate loud speaker, described volume detecting unit can detect the volume of loud speaker, and sound regulon regulates the volume of loud speaker according to the detecting result of volume detecting unit.Therefore, when the volume of loud speaker changes, such as suddenly change has influence on greatly while normally listening to, the volume of the decibel numerical value control loudspeaker that speaker amount control device can be set according to user, no longer need the volume of user's manual adjustments loud speaker, the interference of the unexpected variation of having avoided volume to user.
Preferably, described volume detecting unit is decibelmeter.
Further preferably, described decibelmeter closes on loud speaker setting.
Preferably, described sound regulon comprises voice control chip.
The technical scheme that solution the technology of the present invention problem adopts is a kind of method of adjusting volume of speaker amount control device, wherein, speaker amount control device comprises volume detecting unit for detecting loud speaker and for regulating the sound regulon of speaker volume
The method of described adjusting volume comprises: sound regulon regulates the volume of loud speaker according to the detecting result of volume detecting unit.
Preferably, to regulate be to sound volume setting value by the volume adjusting of loud speaker to the described volume to loud speaker.
Preferably, described sound regulon regulates and comprises the volume of loud speaker according to the detecting result of volume detecting unit: when volume detecting unit detects speaker volume while exceeding sound volume setting value, at once regulate the volume of loud speaker by sound regulon.
Preferably, described sound regulon regulates and comprises the volume of loud speaker according to the detecting result of volume detecting unit: when volume detecting unit detects speaker volume certain time while exceeding sound volume setting value, sound regulon regulates the volume of loud speaker.
Preferably, described sound regulon regulates and comprises the volume of loud speaker according to the detecting result of volume detecting unit: when volume detecting unit detects speaker volume while continuing to exceed the error range of sound volume setting value, sound regulon regulates the volume of loud speaker.
The technical scheme that solution the technology of the present invention problem adopts is a kind of audio-visual apparatus, and it comprises display unit, loud speaker and above-mentioned speaker amount control device.
Audio-visual apparatus of the present invention comprises above-mentioned speaker amount control device, and the interference of the unexpected variation that therefore can avoid speaker volume to user, has preferably audibility.
Preferably, described display unit comprises television set.
Accompanying drawing explanation
Fig. 1 is the structural representation of the speaker amount control device of embodiments of the invention 1.
Fig. 2 is the schematic diagram of the adjusting speaker volume of the speaker amount control device of embodiments of the invention 1.
Embodiment
For making those skilled in the art understand better technical scheme of the present invention, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.Obviously, described embodiment is a part of embodiment of the present invention, rather than whole embodiment.Based on described embodiments of the invention, the every other embodiment that those of ordinary skills obtain under the prerequisite without creative work, belongs to the scope of protection of the invention.
Embodiment 1:
The present embodiment provides a kind of speaker amount control device, can be used for the volume with control loudspeaker in audio-visual apparatus.As shown in Figure 1, speaker amount control device comprises the sound regulon for regulating speaker volume, wherein,
Described speaker amount control device also comprises the volume detecting unit being connected with described sound regulon, described volume detecting unit is for detecting the volume of loud speaker, and sound regulon regulates the volume of loud speaker according to the detecting result of volume detecting unit.
The speaker amount control device of the present embodiment comprises the sound regulon and the volume detecting unit that regulate loud speaker, volume detecting unit can detect the volume of loud speaker, sound regulon, according to the detecting result of volume detecting unit, regulates the volume of loud speaker.Therefore, when the volume of loud speaker changes, such as suddenly change has influence on greatly while normally listening to, the volume of the decibel numerical value control loudspeaker that speaker amount control device can be set according to user, no longer need the volume of user's manual adjustments loud speaker, the interference of the unexpected variation of having avoided volume to user.
In the present embodiment, the adjusting of sound regulon to speaker volume, can preferably the volume of loud speaker be adjusted to user set speaker volume decibel numerical value, to meet user's the requirement of listening to.Be understandable that, also can carry out other forms of adjusting, such as regulate the size of speaker volume with ratio form.
Preferably, described volume detecting unit is decibelmeter.
Decibelmeter in speaker amount control device should guarantee that its sensitivity can accurately detect the volume of loud speaker, and insensitive for indoor people's sound and other sound.Decibelmeter is connected with sound regulon, and further preferably closes on loud speaker setting to can detect exactly the volume of loud speaker.
Preferably, sound regulon comprises voice control chip, also realizes the adjusting to speaker volume by controlling voice control chip.Wherein, in voice control chip principle, be equivalent to a pulse potential device, thereby its resistance that can change the sound out-put circuit of loud speaker changes the sound size of loud speaker.Voice control chip has certain generality, it can be the resistance that pulse point position adjusting device can regulating circuit, and change loudspeaker sound size by changing resistance, its function is to identify the signal that decibelmeter transmits, if decibel is greater than set point and increases resistance, reduce volume, otherwise in like manner.
As shown in Figure 2, the present embodiment also provides a kind of method of adjusting volume of above-mentioned speaker amount control device, and wherein, speaker amount control device comprises volume detecting unit for detecting loud speaker and for regulating the sound regulon of speaker volume,
The method of described adjusting volume comprises: sound regulon regulates the volume of loud speaker according to the detecting result of volume detecting unit.
In the present embodiment, counting example as example and volume detecting unit as decibel take sound regulon as voice control chip is below described and illustrates.The process of the adjusting speaker volume of speaker amount control device is as follows: the volume of decibelmeter detecting loud speaker, and detecting result is transferred to voice control chip, in voice control chip principle, be equivalent to a pulse potential device, thereby its resistance sizes by the sound out-put circuit of change loud speaker changes the sound size that loud speaker sends.
Voice control chip regulates the volume of loud speaker, the sound volume setting value that preferably just the volume adjusting of loud speaker arranges to user, and the sound volume setting value is here the decibel numerical value that user oneself wishes the speaker volume of hearing.
Voice control chip regulates the volume of loud speaker, specifically has following several sound to regulate pattern:
The first regulates pattern, preferred, is instant adjusting pattern, and decibelmeter detects speaker volume while exceeding sound volume setting value, and voice control chip regulates speaker volume at once.Such as, when the sound programme of loud speaker changes and increases suddenly, decibelmeter is tested (in 1s) volume in the short time and is occurred steep increasing, controls voice control chip to make a response at once, and speaker volume is adjusted to the decibel numerical value that user sets.Same, in the time of programme signal incision normal program, volume can occur again suddenly to fall, and voice control chip can be adjusted to volume rapidly on the decibel numerical value of user's setting.
The second regulates pattern, preferred, is that time delay regulates pattern, and decibelmeter detects speaker volume certain time while exceeding sound volume setting value (such as 60dB), and voice control chip regulates the volume of loud speaker.Be under this kind of pattern decibelmeter within a certain period of time (such as 5 seconds) exceeded more greatly set point 60dB even if detected the volume of loud speaker, voice control chip does not also adjust the volume of loud speaker, because this is likely to have increased due to volume suddenly when some splendid contents of program map content presentation the short time, but again the volume of loud speaker is regulated having crossed (to detect from decibelmeter when sound exceeds set point and calculate and postpone 5 seconds) after 5 seconds.
The third adjusting pattern, preferred, be that error range regulates pattern, decibelmeter detects speaker volume while continuing to exceed the error range of sound volume setting value, and voice control chip regulates the volume of loud speaker.Also be the volume decibel value of loud speaker in the time that user sets in the error range of decibel value, the sound size of loud speaker is not regulated.The decibel value of setting loud speaker such as user is 60dB, error is ± 10dB, in the time that the sound size of loud speaker is within the scope of 50-70dB, voice control chip can not regulate speaker volume, in the time that the sound size of loud speaker is not within the scope of 50-70dB, voice control chip regulates the volume of loud speaker.
Above-mentioned several different sound regulates pattern, can meet user different listen to requirement, thereby reach preferably audibility.
Embodiment 2:
The present embodiment provides a kind of audio-visual apparatus, comprises speaker amount control device in display unit, loud speaker and embodiment 1, certainly also comprises as other the known structure such as drive circuit, is not described in detail at this.
When enforcement, make it have two kinds of patterns of controlling volume by the remote controller of existing control sound is improved, one is a decibel control model, and another kind of pattern is general mode, namely traditional volume control model.
Under decibel control model, the sound volume control device of loud speaker plays a role, and the volume control mode control sound regulon that can set according to user, regulates the volume of loud speaker.User, watching in program process, no matter be TV station's spot (such as advertisement), or is switched the program of playing, and sound volume control device can, according to the volume of the volume control mode control loudspeaker of user's setting, meet user's different needs.
Under decibel control mode, user opens decibelmeter, regulates pattern according to the sound providing in embodiment 1, selects wherein a kind of pattern to preset the decibel numerical value of loud speaker according to the needs of oneself.Like this, in the time occurring in broadcast program process that the volume of loud speaker changes, sound regulon regulates the adjusting pattern of selecting according to user to the volume of loud speaker.Such as, what user selected is that error range regulates pattern, the decibel value of setting loud speaker is 60dB, error is ± 10dB, in the time that the sound size of loud speaker is within the scope of 50-70dB, voice control chip can not regulate speaker volume, and in the time that the sound size of loud speaker is not within the scope of 50-70dB, decibelmeter control voice control chip regulates the volume of loud speaker.
Under general mode control, the sound volume control device of loud speaker will be closed, and not play a role.Also now decibelmeter and voice control chip enter resting state, no longer volume are monitored.Such as, when utilizing home theater movie or utilizing electronic game machine to play, do not relate to program switching and the insertion of advertisement etc. of TV station, now user can be switched to general mode remote controller.
Audio-visual apparatus in the present embodiment comprises the speaker amount control device in embodiment 1, and the sound that can automatically select according to user regulates pattern to regulate the volume of loud speaker.Therefore, avoid user to increase because volume is unexpected the interference bringing in the time appreciating program, and no longer needed manual adjustments volume, can obviously improve user's use impression, there is preferably audibility.
Preferably, display unit is preferably television set.Obviously, display unit can also be liquid crystal indicator, organic LED display device, mobile phone, panel computer, notebook computer, broadcast receiver etc.Also be that any device with sound-playing function that has comprised the speaker amount control device in embodiment 1 is all within protection scope of the present invention.
Be understandable that, above execution mode is only used to principle of the present invention is described and the illustrative embodiments that adopts, but the present invention is not limited thereto.For those skilled in the art, without departing from the spirit and substance in the present invention, can make various modification and improvement, these modification and improvement are also considered as protection scope of the present invention.
Claims (11)
1. a speaker amount control device, comprises the sound regulon for regulating speaker volume, it is characterized in that,
Described speaker amount control device also comprises the volume detecting unit being connected with described sound regulon, described volume detecting unit is for detecting the volume of loud speaker, and sound regulon regulates the volume of loud speaker according to the detecting result of volume detecting unit.
2. speaker amount control device according to claim 1, is characterized in that, described volume detecting unit is decibelmeter.
3. speaker amount control device according to claim 2, is characterized in that, described decibelmeter closes on loud speaker setting.
4. speaker amount control device according to claim 1, is characterized in that, described sound regulon comprises voice control chip.
5. the method for the adjusting volume of the speaker amount control device described in claim 1 to 4 any one, wherein, speaker amount control device comprises volume detecting unit for detecting loud speaker and for regulating the sound regulon of speaker volume, it is characterized in that
The method of described adjusting volume comprises: sound regulon regulates the volume of loud speaker according to the detecting result of volume detecting unit.
6. the method for the adjusting volume of speaker amount control device according to claim 5, is characterized in that, it is to sound volume setting value by the volume adjusting of loud speaker that the described volume to loud speaker regulates.
7. the method for the adjusting volume of speaker amount control device according to claim 5, it is characterized in that, described sound regulon regulates and comprises the volume of loud speaker according to the detecting result of volume detecting unit: when volume detecting unit detects speaker volume while exceeding sound volume setting value, at once regulate the volume of loud speaker by sound regulon.
8. the method for the adjusting volume of speaker amount control device according to claim 5, it is characterized in that, described sound regulon regulates and comprises the volume of loud speaker according to the detecting result of volume detecting unit: when volume detecting unit detects speaker volume certain time while exceeding sound volume setting value, sound regulon regulates the volume of loud speaker.
9. the method for the adjusting volume of speaker amount control device according to claim 5, it is characterized in that, described sound regulon regulates and comprises the volume of loud speaker according to the detecting result of volume detecting unit: when volume detecting unit detects speaker volume while continuing to exceed the error range of sound volume setting value, sound regulon regulates the volume of loud speaker.
10. an audio-visual apparatus, is characterized in that, comprises display unit, loud speaker and the speaker amount control device as described in claim 1 to 4 any one.
11. audio-visual apparatuss according to claim 10, is characterized in that, described display unit comprises television set.
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| CN201410037423.0A CN103826075A (en) | 2014-01-26 | 2014-01-26 | Loudspeaker volume control device, volume adjusting method and audio-visual device |
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| CN104486656A (en) * | 2015-01-04 | 2015-04-01 | 安徽波维电子科技有限公司 | Compensated volume control satellite television set top box and working method thereof |
| CN106231494A (en) * | 2016-08-31 | 2016-12-14 | 北海华源电子有限公司 | The intelligent sound equipment of volume can be adjusted according to distance |
| CN106231493A (en) * | 2016-08-31 | 2016-12-14 | 北海华源电子有限公司 | Intelligence earflap sound system |
| CN108600503A (en) * | 2018-03-07 | 2018-09-28 | 北京小米移动软件有限公司 | The control method and device of voice communication |
| CN108683796A (en) * | 2018-04-09 | 2018-10-19 | 惠州Tcl移动通信有限公司 | A kind of sound output control method, mobile terminal and storage medium |
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| CN108600503A (en) * | 2018-03-07 | 2018-09-28 | 北京小米移动软件有限公司 | The control method and device of voice communication |
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| CN108683796A (en) * | 2018-04-09 | 2018-10-19 | 惠州Tcl移动通信有限公司 | A kind of sound output control method, mobile terminal and storage medium |
| CN108683796B (en) * | 2018-04-09 | 2020-12-15 | 惠州Tcl移动通信有限公司 | Audio output power control method, mobile terminal and storage medium |
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Application publication date: 20140528 |