CN105872929A - Sound amplification method, device, system and mobile terminal - Google Patents
Sound amplification method, device, system and mobile terminal Download PDFInfo
- Publication number
- CN105872929A CN105872929A CN201610374633.8A CN201610374633A CN105872929A CN 105872929 A CN105872929 A CN 105872929A CN 201610374633 A CN201610374633 A CN 201610374633A CN 105872929 A CN105872929 A CN 105872929A
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- China
- Prior art keywords
- power amplifier
- parameter
- amplifies
- audio signal
- microphone apparatus
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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
- H04R27/00—Public address systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/08—Mouthpieces; Microphones; Attachments therefor
Abstract
The invention provides a sound amplification method, device, system and a mobile terminal. The sound amplification method includes the following steps that whether audio signals sent by a microphone are received or not is detected; when it is detected that the audio signals are received, sound amplification playback parameters are utilized to conduct power amplification and output on the audio signals. By means of the sound amplification method, amplification of the audio signals can be achieved by means of power amplification parameters, and sound amplification is conducted on the audio signals sent by the microphone equipment conveniently, fast and conveniently in real time.
Description
Technical field
The present invention relates to technical field of mobile terminals, particularly to a kind of audio amplifying method, device, system and mobile terminal.
Background technology
Need voice signal is amplified under some scenes, such as, under the scene such as multi-person conference, group activity, need
The voice signal of spokesman is amplified, or impaired for vocal cords or that sounding is little colony, need to amplify, just its sound
Other people can be made to hear sound-content.At present, voice signal can be amplified by special public address equipment.But, special amplifying sets
For mainly comprising mike input equipment, signal handling equipment and stereo set and power supply, this mode of amplifying has needed
Whole audio frequency input, to the equipment of output, has certain requirement and restriction to using area, it is difficult to meet immediate meeting or exchange is lived
The dynamic demand that amplifies.
Summary of the invention
It is contemplated that solve above-mentioned technical problem the most to a certain extent.
To this end, the first of the present invention purpose is to propose a kind of audio amplifying method, it is possible to realize audio frequency by the way of power amplifier parameter
The amplification of signal, the audio signal sent microphone apparatus the most quickly and easily amplifies.
Second object of the present invention is to propose a kind of public address set.
Third object of the present invention is to propose a kind of public address system.
Fourth object of the present invention is to propose a kind of mobile terminal.
For reaching above-mentioned purpose, embodiment proposes a kind of audio amplifying method according to a first aspect of the present invention, comprises the following steps: detection
Whether receive the audio signal that microphone apparatus sends；When detection receives described audio signal, use the playback parameter that amplifies
Described audio signal is carried out power amplifier and exports.
The audio amplifying method of the embodiment of the present invention, by detecting whether to receive the audio signal of microphone apparatus transmission, and can connect
When receiving this audio signal, the playback parameter that amplifies is used to amplify audio signal and export so that mobile terminal can be joined by power amplifier
The mode of number realizes the amplification of audio signal, and the audio signal sent microphone apparatus the most quickly and easily amplifies.
In one embodiment of the invention, the described use playback parameter that amplifies carries out power amplifier to described audio signal and exports, bag
Include: judge that currently used power amplifier parameter amplifies playback parameter described in being whether；If described currently used power amplifier parameter is institute
State the playback parameter that amplifies, then described signal is amplified and exports by the playback parameter that amplifies described in use.
In one embodiment of the invention, also include: if currently used power amplifier parameter be not described in amplify playback parameter,
Then by the described currently used parameter adjustment that amplifies be described in amplify playback parameter, and amplify playback parameter to described letter described in using
Number carry out power amplifier and export.
In one embodiment of the invention, the playback parameter that amplifies described in includes: power amplifier voltage parameter, described power amplifier voltage parameter
For default voltage limit；And/or, power amplifier current parameters, described power amplifier current parameters is default current limit value.
In one embodiment of the invention, described detect whether to receive the audio signal that microphone apparatus sends before, also
Including: set up communication connection with described microphone apparatus.
In one embodiment of the invention, described foundation with described microphone apparatus communicates to connect, including: pass through bluetooth approach
Set up with described microphone apparatus and be connected.
In one embodiment of the invention, after described use amplifies playback parameter amplification described audio frequency letter, also include: right
Audio signal after power amplifier carries out frequency response regulation.
Second aspect present invention embodiment provides a kind of public address set, including: detection module, for detecting whether receive wheat
The audio signal that gram wind devices sends；Processing module, for when detection receives described audio signal, uses the playback ginseng that amplifies
Number amplifies described audio signal；Output module, the audio signal after exporting power amplifier.
The public address set of the embodiment of the present invention, by detecting whether to receive the audio signal of microphone apparatus transmission, and can connect
When receiving this audio signal, the playback parameter that amplifies is used to amplify audio signal and export so that mobile terminal can be joined by power amplifier
The mode of number realizes the amplification of audio signal, and the audio signal sent microphone apparatus the most quickly and easily amplifies.
In one embodiment of the invention, described processing module is used for: judge whether currently used power amplifier parameter is described expansion
Sound playback parameter；If described currently used power amplifier parameter amplifies playback parameter described in being, then use described in amplify playback parameter
Described signal is amplified and exports.
In one embodiment of the invention, described processing module is used for: if currently used power amplifier parameter be not described in amplify
Playback parameter, then by the described currently used parameter adjustment that amplifies be described in amplify playback parameter, and the playback ginseng that amplifies described in using
Several described signal carried out power amplifier and exports.
In one embodiment of the invention, the playback parameter that amplifies described in includes: power amplifier voltage parameter, described power amplifier voltage parameter
For default voltage limit；And/or, power amplifier current parameters, described power amplifier current parameters is default current limit value.
In one embodiment of the invention, also include: set up communication module, for receiving mike described detecting whether
Before the audio signal that equipment sends, set up communication connection with described microphone apparatus.
In one embodiment of the invention, described set up communication module for: wirelessly build with described microphone apparatus
Vertical connection.
In one embodiment of the invention, also include: adjustment module, for the audio signal after power amplifier is carried out frequency response regulation.
Third aspect present invention embodiment provides a kind of public address system, including: the public address set of second aspect present invention embodiment；
And microphone apparatus.
The public address system of the embodiment of the present invention, mobile terminal can be by detecting whether that the audio frequency receiving microphone apparatus transmission is believed
Number, and when receiving this audio signal, use the playback parameter that amplifies amplify audio signal and export so that mobile terminal can
The amplification of audio signal, the audio signal the most quickly and easily microphone apparatus sent is realized by the way of power amplifier parameter
Amplify.
In one embodiment of the invention, described microphone apparatus is bluetooth equipment.
In one embodiment of the invention, described microphone apparatus is finger ring shape.
Fourth aspect present invention embodiment provides a kind of mobile terminal, including the public address set of second aspect present invention embodiment.
The mobile terminal of the embodiment of the present invention, by detecting whether to receive the audio signal of microphone apparatus transmission, and can connect
When receiving this audio signal, the playback parameter that amplifies is used to amplify audio signal and export so that mobile terminal can be joined by power amplifier
The mode of number realizes the amplification of audio signal, and the audio signal sent microphone apparatus the most quickly and easily amplifies.
The additional aspect of the present invention and advantage will part be given in the following description, and part will become bright from the following description
Aobvious, or recognized by the practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or the additional aspect of the present invention and advantage the accompanying drawings below description to embodiment will be apparent from from combining and
Easy to understand, wherein:
Fig. 1 is the flow chart of the audio amplifying method according to one embodiment of the invention；
Fig. 2 is the flow chart of the audio amplifying method according to another embodiment of the present invention；
Fig. 3 is the flow chart of the audio amplifying method according to another embodiment of the present invention；
Fig. 4 is the structural representation of the public address set according to one embodiment of the invention；
Fig. 5 is the structural representation of the public address set according to another embodiment of the present invention；
Fig. 6 is the structural representation of the public address set according to another embodiment of the present invention；
Fig. 7 is the structural representation of the public address system according to another embodiment of the present invention.
Detailed description of the invention
Embodiments of the invention are described below in detail, and the example of described embodiment is shown in the drawings, the most identical or
Similar label represents same or similar element or has the element of same or like function.Describe below with reference to accompanying drawing
Embodiment is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
Below with reference to the accompanying drawings audio amplifying method according to embodiments of the present invention, device, system and mobile terminal are described.
It should be noted that embodiments of the invention can be applicable to mobile terminal, such as, mobile phone, panel computer etc..Thus,
Sound amplification function can be realized the most easily by mobile terminal.
Fig. 1 is the flow chart of the audio amplifying method according to one embodiment of the invention.
As it is shown in figure 1, audio amplifying method according to embodiments of the present invention, comprise the following steps:
S101, detects whether to receive the audio signal that microphone apparatus sends.
When user needs to amplify, can gather, by microphone apparatus, the sound that user sends, and be converted to audio signal, send
To mobile terminal.Now, mobile terminal can detect and receive the audio signal that microphone apparatus sends.
For the ease of gathering the sound of user, microphone apparatus may be configured as Wearable device.For example, microphone apparatus
Can be finger ring shape equipment.Thus microphone apparatus can be worn on finger by user, when needs amplify, by finger near mouth
Bar, can gather, by microphone apparatus, the sound that user sends.
It should be noted that microphone apparatus is alternatively other forms, such as bracelet, wrist-watch etc., this is not limited by the present invention.
S102, when detection receives described audio signal, uses the playback parameter that amplifies that described audio signal carries out power amplifier defeated
Go out.
In one embodiment of the invention, the playback parameter that amplifies is that mobile terminal performs the work of its power amplifier during sound amplification function
Make parameter.The playback parameter that amplifies comprises the steps that power amplifier voltage parameter and/or power amplifier current parameters.Wherein, power amplifier voltage parameter is
The voltage limit preset；Power amplifier current parameters is default current limit value.
Wherein, above-mentioned voltage limit may be configured as power amplifier and normally works allowed voltage max, above-mentioned electric current pole
Limit value may be configured as power amplifier and normally works allowed current maxima.
When mobile terminal receives the audio signal that microphone apparatus sends, mobile terminal intermediate power amplifier can be controlled with above-mentioned
Voltage limit is operated, and is amplified this audio signal；Or, control this power amplifier with above-mentioned current limit value
It is operated, so that this audio signal is amplified；Or, control this power amplifier with above-mentioned voltage limit and electric current pole
Limit value is operated, to be amplified this audio signal.Then the audio signal after speaker output power amplifier is driven, it is achieved expand
Sound function.
Specifically, in one embodiment of the invention, the playback parameter that amplifies is used described audio signal to be carried out power amplifier and exports
Step S201-S 203 as shown in Figure 2 can be included.
S201, it is judged that currently used power amplifier parameter be whether described in amplify playback parameter.
S202, if described currently used power amplifier parameter be described in amplify playback parameter, then use described in amplify playback parameter pair
Described signal is amplified and exports.
S203, if currently used power amplifier parameter be not described in amplify playback parameter, then by the described currently used parameter that amplifies
Amplify described in being adjusted to playback parameter, and the playback parameter that amplifies described in use carries out power amplifier to described signal and exports.
Owing to increasing mobile terminal using the speaker of higher performance and the outer of intelligent power output amplification put scheme, and mobile terminal
Normal playback phylogenetic relationship to problems such as complete machine continuation of the journey, safety, speaker reliabilities, therefore, mobile terminal is using outer putting
Function, it is moderate level that the power amplifier parameter of outer place system is put project setting by intelligent power output amplification outer.It is to say, at mobile terminal
When normal playback system, the current value of its power amplifier parameter and magnitude of voltage all have necessarily apart from its carrying current value and extreme voltage values
Distance.
In an embodiment of the present invention, if the power amplifier ginseng that the currently used power amplifier parameter of mobile terminal is normal playback system to be arranged
Number, such as the power amplifier parameter used when playing music, then can be the playback parameter that amplifies by current power amplifier parameter adjustment, so that merit
Rate amplifier works with carrying current value and/or extreme voltage values, is amplified audio signal.
The audio amplifying method of the embodiment of the present invention, mobile terminal can be by detecting whether that the audio frequency receiving microphone apparatus transmission is believed
Number, and when receiving this audio signal, use the playback parameter that amplifies amplify audio signal and export so that mobile terminal can
The amplification of audio signal, the audio signal the most quickly and easily microphone apparatus sent is realized by the way of power amplifier parameter
Amplify.
In one embodiment of the invention, microphone apparatus can be the autonomous device being placed on mobile terminal, i.e. microphone apparatus
For the equipment separated with mobile terminal, thus the collection of sound and amplifying is separated, it is possible to adapt to amplifying in larger scope
Demand.Additionally, separated with the mobile terminal being used for amplifying by the microphone apparatus gathering sound, microphone apparatus can away from sound source relatively
Closely, away from mobile terminal farther out, it is possible to avoid simply and easily mobile terminal amplify output sound microphone apparatus is produced noise
Interference, echo even reverberation problem.
In one embodiment of the invention, when microphone apparatus is the external autonomous device with mobile terminal, detecting whether
Before receiving the audio signal that microphone apparatus sends, may also include that and set up communication connection with described microphone apparatus.The most just
Being to say, if microphone apparatus is placed on mobile terminal, then mobile terminal can set up communication connection with microphone apparatus in advance, with
Receive the audio signal that microphone apparatus sends.
Wherein, mobile terminal can set up communication connection by wired or wireless mode with microphone apparatus.Wherein, wireless mode
May include but be not limited to bluetooth, WIFI (Wireless Fidelity), infrared etc..
Fig. 3 is the flow chart of the audio amplifying method according to another embodiment of the present invention.
As it is shown on figure 3, audio amplifying method according to embodiments of the present invention, comprise the following steps:
S301, detects whether to receive the audio signal that microphone apparatus sends.
When user needs to amplify, can gather, by microphone apparatus, the sound that user sends, and be converted to audio signal, send
To mobile terminal.Now, mobile terminal can detect and receive the audio signal that microphone apparatus sends.
For the ease of gathering the sound of user, microphone apparatus may be configured as Wearable device.For example, microphone apparatus
Can be finger ring shape equipment.Thus microphone apparatus can be worn on finger by user, when needs amplify, by finger near mouth
Bar, can gather, by microphone apparatus, the sound that user sends.
It should be noted that microphone apparatus is alternatively other forms, such as bracelet, wrist-watch etc., this is not limited by the present invention.
S302, when detection receives described audio signal, uses the playback parameter that amplifies that described audio signal is carried out power amplifier.
In one embodiment of the invention, the playback parameter that amplifies is that mobile terminal performs the work of its power amplifier during sound amplification function
Make parameter.The playback parameter that amplifies comprises the steps that power amplifier voltage parameter and/or power amplifier current parameters.Wherein, power amplifier voltage parameter is
The voltage limit preset；Power amplifier current parameters is default current limit value.
Wherein, above-mentioned voltage limit may be configured as power amplifier and normally works allowed voltage max, above-mentioned electric current pole
Limit value may be configured as power amplifier and normally works allowed current maxima.
When mobile terminal receives the audio signal that microphone apparatus sends, mobile terminal intermediate power amplifier can be controlled with above-mentioned
Voltage limit is operated, and is amplified this audio signal；Or, control this power amplifier with above-mentioned current limit value
It is operated, so that this audio signal is amplified；Or, control this power amplifier with above-mentioned voltage limit and electric current pole
Limit value is operated, to be amplified this audio signal.
S303, exports after the audio signal after power amplifier carries out frequency response regulation.
In an embodiment of the present invention, for the audio signal after power amplifier, it is understood that there may be the frequency such as distorsion, noise, therefore, can
After the audio signal after power amplifier is carried out frequency response regulation, drive speaker output work regulation audio signal, produce with suppression broken
The frequency of sound noise.
The audio amplifying method of the embodiment of the present invention, by carrying out frequency response regulation to the audio signal after power amplifier, it is possible to suppression produces distorsion
The frequency of noise, it is ensured that higher voice quality.
Corresponding with above-mentioned audio amplifying method embodiment, the present invention also proposes a kind of public address set.
Fig. 4 is the structural representation of the public address set according to one embodiment of the invention.
As shown in Figure 4, public address set according to embodiments of the present invention, including: detection module 10, processing module 20 and output
Module 30.
Specifically, detection module 10 is for detecting whether receive the audio signal that microphone apparatus sends.
When user needs to amplify, can gather, by microphone apparatus, the sound that user sends, and be converted to audio signal, send
To public address set.Now, detection module 10 can detect and receive the audio signal that microphone apparatus sends.
For the ease of gathering the sound of user, microphone apparatus may be configured as Wearable device.For example, microphone apparatus
Can be finger ring shape equipment.Thus microphone apparatus can be worn on finger by user, when needs amplify, by finger near mouth
Bar, can gather, by microphone apparatus, the sound that user sends.
It should be noted that microphone apparatus is alternatively other forms, such as bracelet, wrist-watch etc., this is not limited by the present invention.
Processing module 20, for when detection receives described audio signal, uses the playback parameter that amplifies to amplify described audio signal.
In one embodiment of the invention, the playback parameter that amplifies is that mobile terminal performs the work of its power amplifier during sound amplification function
Make parameter.The playback parameter that amplifies comprises the steps that power amplifier voltage parameter and/or power amplifier current parameters.Wherein, power amplifier voltage parameter is
The voltage limit preset；Power amplifier current parameters is default current limit value.
Wherein, above-mentioned voltage limit may be configured as power amplifier and normally works allowed voltage max, above-mentioned electric current pole
Limit value may be configured as power amplifier and normally works allowed current maxima.
When mobile terminal receives the audio signal that microphone apparatus sends, mobile terminal intermediate power amplifier can be controlled with above-mentioned
Voltage limit is operated, and is amplified this audio signal；Or, control this power amplifier with above-mentioned current limit value
It is operated, so that this audio signal is amplified；Or, control this power amplifier with above-mentioned voltage limit and electric current pole
Limit value is operated, to be amplified this audio signal.
In one embodiment of the invention, processing module 20 can be used for: judges whether currently used power amplifier parameter is described
Amplify playback parameter；If described currently used power amplifier parameter amplifies playback parameter described in being, then use described in amplify playback ginseng
Several described signal are amplified and export；If currently used power amplifier parameter amplifies playback parameter described in not being, then by described
The currently used parameter adjustment that amplifies amplifies playback parameter described in being, and the playback parameter that amplifies described in using carries out merit to described signal
Put and export.
Owing to increasing mobile terminal using the speaker of higher performance and the outer of intelligent power output amplification put scheme, and mobile terminal
Normal playback phylogenetic relationship to problems such as complete machine continuation of the journey, safety, speaker reliabilities, therefore, mobile terminal is using outer putting
Function, it is moderate level that the power amplifier parameter of outer place system is put project setting by intelligent power output amplification outer.It is to say, at mobile terminal
When normal playback system, the current value of its power amplifier parameter and magnitude of voltage all have necessarily apart from its carrying current value and extreme voltage values
Distance.
In an embodiment of the present invention, if the power amplifier ginseng that the currently used power amplifier parameter of mobile terminal is normal playback system to be arranged
Number, such as the power amplifier parameter used when playing music, then current power amplifier parameter adjustment can be the playback that amplifies by processing module 20
Parameter, so that power amplifier works with carrying current value and/or extreme voltage values, is amplified audio signal.
The output module 30 audio signal after exporting power amplifier.
In an embodiment of the present invention, the audio signal after output module 30 can export power amplifier by driving speaker, it is achieved expand
Sound function.
The public address set of the embodiment of the present invention, by detecting whether to receive the audio signal of microphone apparatus transmission, and can connect
When receiving this audio signal, the playback parameter that amplifies is used to amplify audio signal and export so that mobile terminal can be joined by power amplifier
The mode of number realizes the amplification of audio signal, and the audio signal sent microphone apparatus the most quickly and easily amplifies.
Fig. 5 is the structural representation of the public address set according to another embodiment of the present invention.
As it is shown in figure 5, public address set according to embodiments of the present invention, including: detection module 10, processing module 20, output
Module 30 and set up communication module 40.
Wherein, detection module 10, processing module 20 are identical with embodiment illustrated in fig. 4 with output module 30.
Set up communication module 40 for described detect whether to receive the audio signal that microphone apparatus sends before, with described
Microphone apparatus sets up communication connection.
In one embodiment of the invention, microphone apparatus can be the autonomous device being placed on mobile terminal, i.e. microphone apparatus
For the equipment separated with mobile terminal, thus the collection of sound and amplifying is separated, it is possible to adapt to amplifying in larger scope
Demand.Additionally, separated with the mobile terminal being used for amplifying by the microphone apparatus gathering sound, microphone apparatus can away from sound source relatively
Closely, away from mobile terminal farther out, it is possible to avoid simply and easily mobile terminal amplify output sound microphone apparatus is produced noise
Interference, echo even reverberation problem.
In one embodiment of the invention, when microphone apparatus is the external autonomous device with mobile terminal, set up communication mould
Block 40 can set up communication connection with described microphone apparatus.If it is to say, microphone apparatus is placed on mobile terminal, then
Set up communication module 40 and can set up communication connection with microphone apparatus in advance, to receive the audio signal that microphone apparatus sends.
Wherein, set up communication module 40 and can set up communication connection by wired or wireless mode with microphone apparatus.Wherein, wireless
Mode may include but be not limited to bluetooth, WIFI (Wireless Fidelity), infrared etc..
Fig. 6 is the structural representation of the public address set according to another embodiment of the present invention.
As shown in Figure 6, public address set according to embodiments of the present invention, including: detection module 10, processing module 20, output
Module 30 and adjustment module 50.
Wherein, detection module 10, processing module 20 are identical with embodiment illustrated in fig. 4 with output module 30.
Adjustment module 50 is for carrying out frequency response regulation to the audio signal after power amplifier.
In an embodiment of the present invention, for the audio signal after power amplifier, it is understood that there may be the frequency such as distorsion, noise, therefore, adjust
After joint module 50 can be by carrying out frequency response regulation to the audio signal after power amplifier, drive speaker output work regulation audio signal,
The frequency of distorsion noise is produced with suppression.
The public address set of the embodiment of the present invention, by carrying out frequency response regulation to the audio signal after power amplifier, it is possible to suppression produces distorsion
The frequency of noise, it is ensured that higher voice quality.
The present invention also proposes a kind of public address system.
Fig. 7 is the structural representation of the public address system according to one embodiment of the invention.
As it is shown in fig. 7, public address system according to embodiments of the present invention includes public address set 1 and microphone apparatus 2.
Wherein, public address set 1 can ask the public address set of any embodiment of the present invention.
In one embodiment of the invention, microphone apparatus 2 is bluetooth equipment.
In one embodiment of the invention, microphone apparatus is finger ring shape.
The public address system of the embodiment of the present invention, mobile terminal can be by detecting whether that the audio frequency receiving microphone apparatus transmission is believed
Number, and when receiving this audio signal, use the playback parameter that amplifies amplify audio signal and export so that mobile terminal can
The amplification of audio signal, the audio signal the most quickly and easily microphone apparatus sent is realized by the way of power amplifier parameter
Amplify.
The present invention also proposes a kind of mobile terminal.
Mobile terminal according to embodiments of the present invention, including the public address set of any embodiment of the present invention.
The mobile terminal of the embodiment of the present invention, by detecting whether to receive the audio signal of microphone apparatus transmission, and can connect
When receiving this audio signal, the playback parameter that amplifies is used to amplify audio signal and export so that mobile terminal can be joined by power amplifier
The mode of number realizes the amplification of audio signal, and the audio signal sent microphone apparatus the most quickly and easily amplifies.
Any process described otherwise above or method describe and are construed as in flow chart or at this, represent include one or
The module of code, fragment or the part of the executable instruction of the more steps for realizing specific logical function or process, and
The scope of the preferred embodiment of the present invention includes other realization, wherein can not be by order that is shown or that discuss, including root
According to involved function by basic mode simultaneously or in the opposite order, performing function, this should be by embodiments of the invention institute
Belong to those skilled in the art to be understood.
Represent in flow charts or the logic described otherwise above at this and/or step, for example, it is possible to be considered as reality
The sequencing list of the executable instruction of existing logic function, may be embodied in any computer-readable medium, holds for instruction
Row system, device or equipment (system such as computer based system, including processor or other can from instruction execution system,
Device or equipment instruction fetch also perform the system of instruction) use, or combine these instruction execution systems, device or equipment and use.
For the purpose of this specification, " computer-readable medium " can be any can comprise, store, communicate, propagate or transmission procedure with
For instruction execution system, device or equipment or combine these instruction execution systems, device or equipment and device.Computer
The more specifically example (non-exhaustive list) of computer-readable recording medium includes following: have the electrical connection section (electricity of one or more wiring
Sub-device), portable computer diskette box (magnetic device), random access memory (RAM), read only memory (ROM),
Erasable edit read only memory (EPROM or flash memory), fiber device, and the read-only storage of portable optic disk
Device (CDROM).It addition, computer-readable medium can even is that and can print the paper of described program thereon or other are suitable
Medium, because then can carry out editing, interpreting or if desired with it such as by paper or other media are carried out optical scanning
His suitable method is processed to electronically obtain described program, is then stored in computer storage.
Should be appreciated that each several part of the present invention can realize by hardware, software, firmware or combinations thereof.In above-mentioned enforcement
In mode, multiple steps or method can be with storing the software or firmware that in memory and be performed by suitable instruction execution system
Realize.Such as, if realized with hardware, with the most the same, available following technology well known in the art
In any one or their combination realize: have and patrol for the discrete of logic gates that data signal is realized logic function
Collect circuit, there is the special IC of suitable combination logic gate circuit, programmable gate array (PGA), field-programmable
Gate array (FPGA) etc..
Those skilled in the art are appreciated that realizing all or part of step that above-described embodiment method carries is can
Completing instructing relevant hardware by program, described program can be stored in a kind of computer-readable recording medium, should
Program upon execution, including one or a combination set of the step of embodiment of the method.
Additionally, each functional unit in each embodiment of the present invention can be integrated in a processing module, it is also possible to be each
Unit is individually physically present, it is also possible to two or more unit are integrated in a module.Above-mentioned integrated module is the most permissible
The form using hardware realizes, it would however also be possible to employ the form of software function module realizes.If described integrated module is with software merit
Can the form of module realize and as independent production marketing or when using, it is also possible to be stored in the storage of embodied on computer readable and be situated between
In matter.
Storage medium mentioned above can be read only memory, disk or CD etc..
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " concrete example ",
Or specific features, structure, material or the feature that the description of " some examples " etc. means to combine this embodiment or example describes comprises
In at least one embodiment or example of the present invention.In this manual, the schematic representation to above-mentioned term not necessarily refers to
It is identical embodiment or example.And, the specific features of description, structure, material or feature can at any one or
Multiple embodiments or example combine in an appropriate manner.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: without departing from this
These embodiments can be carried out multiple change in the case of the principle of invention and objective, revise, replace and modification, the present invention's
Scope is limited by claim and equivalent thereof.
Claims (18)
1. an audio amplifying method, it is characterised in that comprise the following steps:
Detect whether to receive the audio signal that microphone apparatus sends；
When detection receives described audio signal, the playback parameter that amplifies is used described audio signal to be carried out power amplifier and exports.
2. the method for claim 1, it is characterised in that described audio signal is entered by the described use playback parameter that amplifies
Row power amplifier also exports, including:
Judge that currently used power amplifier parameter amplifies playback parameter described in being whether；
If described currently used power amplifier parameter amplifies playback parameter described in being, then use described in amplify playback parameter to described letter
Number it is amplified and exports.
3. method as claimed in claim 2, it is characterised in that also include:
If currently used power amplifier parameter amplifies playback parameter described in not being, by the described currently used parameter adjustment that amplifies it is then
The described playback parameter that amplifies, and the playback parameter that amplifies described in using carries out power amplifier to described signal and exports.
4. the method for claim 1, it is characterised in that described in the playback parameter that amplifies include:
Power amplifier voltage parameter, described power amplifier voltage parameter is default voltage limit；
And/or,
Power amplifier current parameters, described power amplifier current parameters is default current limit value.
5. the method for claim 1, it is characterised in that receive what microphone apparatus sent described detecting whether
Before audio signal, also include:
Communication connection is set up with described microphone apparatus.
6. method as claimed in claim 5, it is characterised in that described foundation with described microphone apparatus communicates to connect, bag
Include:
It is connected with the foundation of described microphone apparatus by bluetooth approach.
7. the method for claim 1, it is characterised in that described use amplify playback parameter amplify described audio frequency letter
Afterwards, also include:
Audio signal after power amplifier is carried out frequency response regulation.
8. a public address set, it is characterised in that including:
Detection module, for detecting whether receive the audio signal that microphone apparatus sends；
Processing module, for when detection receives described audio signal, uses the playback parameter that amplifies to amplify described audio signal；
Output module, the audio signal after exporting power amplifier.
9. device as claimed in claim 8, it is characterised in that described processing module is used for:
Judge that currently used power amplifier parameter amplifies playback parameter described in being whether；
If described currently used power amplifier parameter amplifies playback parameter described in being, then use described in amplify playback parameter to described letter
Number it is amplified and exports.
10. device as claimed in claim 9, it is characterised in that described processing module is used for:
If currently used power amplifier parameter amplifies playback parameter described in not being, by the described currently used parameter adjustment that amplifies it is then
The described playback parameter that amplifies, and the playback parameter that amplifies described in using carries out power amplifier to described signal and exports.
11. devices as claimed in claim 8, it is characterised in that described in the playback parameter that amplifies include:
Power amplifier voltage parameter, described power amplifier voltage parameter is default voltage limit；
And/or,
Power amplifier current parameters, described power amplifier current parameters is default current limit value.
12. devices as claimed in claim 8, it is characterised in that also include:
Set up communication module, be used for before the described audio signal detecting whether to receive microphone apparatus transmission, with described wheat
Gram wind devices sets up communication connection.
13. devices as claimed in claim 12, it is characterised in that described set up communication module for:
Wirelessly set up with described microphone apparatus and be connected.
14. devices as claimed in claim 8, it is characterised in that also include:
Adjustment module, for carrying out frequency response regulation to the audio signal after power amplifier.
15. 1 kinds of public address systems, it is characterised in that including:
Public address set as described in any one of claim 8-10；And
Microphone apparatus.
16. systems as claimed in claim 15, it is characterised in that described microphone apparatus is bluetooth equipment.
17. systems as described in claim 15 or 16, it is characterised in that described microphone apparatus is finger ring shape.
18. 1 kinds of mobile terminals, it is characterised in that include the public address set as described in any one of claim 8-10.
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| CN201610374633.8A CN105872929A (en) | 2016-05-30 | 2016-05-30 | Sound amplification method, device, system and mobile terminal |
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| CN201610374633.8A CN105872929A (en) | 2016-05-30 | 2016-05-30 | Sound amplification method, device, system and mobile terminal |
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| CN201610374633.8A Pending CN105872929A (en) | 2016-05-30 | 2016-05-30 | Sound amplification method, device, system and mobile terminal |
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| CN108075800A (en) * | 2017-12-14 | 2018-05-25 | 大连理创科技有限公司 | A kind of grasping type communication device |
| CN108966105A (en) * | 2018-05-24 | 2018-12-07 | 太仓鸿策腾达网络科技有限公司 | A kind of plant area's public address system |
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