CN107566935A - Electronic installation and dynamic adjustment earphone play establishing method - Google Patents
Electronic installation and dynamic adjustment earphone play establishing method Download PDFInfo
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- CN107566935A CN107566935A CN201610506354.2A CN201610506354A CN107566935A CN 107566935 A CN107566935 A CN 107566935A CN 201610506354 A CN201610506354 A CN 201610506354A CN 107566935 A CN107566935 A CN 107566935A
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Abstract
The invention provides a kind of electronic installation and dynamic adjustment earphone to play establishing method.Electronic installation includes the first connecting interface, processor and storage device.First connecting interface is coupled to detection means, transmits multiple detection sound-source signals to detection means, and multigroup headphone output signal of corresponding multiple detection sound-source signals is received from detection means.Processor is coupled to the first connecting interface, according to multigroup earphone measurement signal of corresponding multigroup headphone output signal, obtains a gain information, and play setting according to gain information dynamic adjustment earphone.Storage device is coupled to processor, and storage gain information.The electronic installation can arrange in pairs or groups Headphone device to do dynamic adjustment to the scale played at present, to ensure that user can listen to sound source data in a safe and suitable scope.
Description
Technical field
Description of the invention relates generally to an earphone and plays setting technique, more particularly to corresponding by obtaining
The gain information of each scale, dynamically to adjust, earphone plays the electronic installation of setting and dynamic adjusts
Earphone plays establishing method.
Background technology
In order to protect the hearing of user, the maximum voltage exported for the earphone of electronic installation has tradition
Constituting criterion.For example, in the EN50332 specifications that European Union formulates, when detection sound source is -10dB
Pink noise (pink noise) when, its maximum voltage is necessarily less than safe voltage (150mV).When meeting
During this safe voltage specification, it is 300mV to play the voltage exported during maximum sound source 0dBFS.
However, there is the output voltage designed by many electronic installation products on the market still greater than safety at present
The scope of voltage.In addition, different authentication specifications may be formulated in country variant to manage electronics dress
Put product, if therefore when the sale of electronic installation is local do not formulate authentication specifications when, electronic installation production
Maximum voltage designed by product will likely can be more than the scope of safe voltage, thus cause user's hearing
It is impaired.
The content of the invention
In view of above-mentioned problem of the prior art, the invention provides by obtaining corresponding each scale
Gain information, dynamically to adjust, earphone plays the electronic installation of setting and dynamic adjustment earphone plays setting
Method.
A kind of electronic installation is provided according to one embodiment of the invention.Above-mentioned electronic installation includes one the
One connecting interface, a processor and a storage device.First connecting interface is coupled to a detection means,
Multiple detection sound-source signals are transmitted to receive on corresponding to above-mentioned detection device, and from above-mentioned detection device
State multigroup headphone output signal of multiple detection sound-source signals, the above-mentioned headphone output signal of each of which group
Comprising signal correspond to signal of the different above-mentioned detection sound-source signals in different scales respectively.Processor
Above-mentioned first connecting interface is coupled to, is surveyed according to multigroup earphone of corresponding above-mentioned multigroup headphone output signal
Signal is measured, obtains a gain information, and setting is played according to above-mentioned gain information dynamic one earphone of adjustment.
Storage device is coupled to above-mentioned processor, and the above-mentioned gain information of storage.
It is right respectively in some embodiments of the invention, the signal that each group of above-mentioned headphone output signal is included
Different above-mentioned detection sound-source signals are answered in the signal of different scales.
In some embodiments of the invention, above-mentioned first connecting interface is coupled to a Headphone device, wherein on
State Headphone device and include direct current elimination circuit and a bleeder circuit.
In some embodiments of the invention, in addition to：One playing device, above-mentioned processor is coupled, and
Play a sound-source signal of corresponding one first scale, and by above-mentioned first connecting interface by above-mentioned sound source
Signal sends above-mentioned Headphone device to.
In some embodiments of the invention, above-mentioned first connecting interface is received via the upper of above-mentioned Headphone device
State output signal caused by the sound-source signal after direct current eliminates circuit and the processing of above-mentioned bleeder circuit.
In some embodiments of the invention, in addition to：One recording device, above-mentioned processor is coupled to, remembered
Record above-mentioned multigroup earphone measurement signal, and a microphone signal of the corresponding above-mentioned output signal of record.
In some embodiments of the invention, processor is in each both fixed cycles to corresponding above-mentioned output signal
One microphone signal is sampled, to obtain corresponding above-mentioned microphone signal in each above-mentioned both fixed cycles
A corresponding voltage effective value.
In some embodiments of the invention, processor judges whether above-mentioned voltage effective value is more than a critical value,
When above-mentioned voltage effective value is more than above-mentioned critical value, above-mentioned first scale of dynamic translation to one second sound
Rank.
In some embodiments of the invention, above-mentioned processor carries out one according to above-mentioned multigroup earphone measurement signal
Dynamic range control (DRC) is analyzed.
A kind of dynamic adjustment earphone is provided according to one embodiment of the invention and plays establishing method.It is above-mentioned
Dynamic adjustment earphone plays establishing method and is applied to an electronic installation.Above-mentioned dynamic adjustment earphone, which plays, to be set
The method of determining comprises the following steps：Couple above-mentioned electronic installation and a detection means；Transmit multiple detection sound
Source signal is to above-mentioned detection device；Corresponding above-mentioned multiple detection sound-source signals are received from above-mentioned detection device
Multigroup headphone output signal；Letter is measured according to multigroup earphone of corresponding above-mentioned multigroup headphone output signal
Number, obtain a gain information；And setting is played according to above-mentioned gain information dynamic one earphone of adjustment.
It is right respectively in some embodiments of the invention, the signal that each group of above-mentioned headphone output signal is included
Different detection sound-source signals are answered in the signal of different scales.
In some embodiments of the invention, in addition to：
Above-mentioned electronic installation and a Headphone device are coupled, wherein above-mentioned Headphone device eliminates comprising a direct current
Circuit and a bleeder circuit；
Play a sound-source signal of corresponding one first scale；And
Above-mentioned Headphone device to is sent above-mentioned sound-source signal by above-mentioned electronic installation.
In some embodiments of the invention, in addition to：
The flip-flop of the above-mentioned sound-source signal of circuit for eliminating is eliminated by the direct current of above-mentioned Headphone device；With
And
One is carried out to the above-mentioned sound-source signal for eliminating flip-flop by the bleeder circuit of above-mentioned Headphone device
Voltage division processing, to produce an output signal.
In some embodiments of the invention, in addition to：
One microphone signal of the corresponding above-mentioned output signal of record.
In some embodiments of the invention, in addition to：
Above-mentioned microphone signal is sampled in each both fixed cycles, to obtain corresponding above-mentioned microphone
Signal is in the voltage effective value corresponding to each above-mentioned both fixed cycles.
In some embodiments of the invention, in addition to：
Judge whether above-mentioned voltage effective value is more than a critical value；And
When above-mentioned voltage effective value is more than above-mentioned critical value, above-mentioned first scale of dynamic translation to 1
Two scales.
In some embodiments of the invention, in addition to：
One dynamic range control (DRC) analysis is carried out according to above-mentioned multigroup earphone measurement signal.
Understood based on above-mentioned technical proposal, the technical effects of the invention are that：
The electronic installation can arrange in pairs or groups Headphone device to do dynamic adjustment to the scale played at present, with true
Sound source data can be listened in a safe and suitable scope by protecting user.
On other additional features and advantages of the invention, those skilled in the art are not departing from this hair
In bright spirit and scope, when can be made according to the execution contact procedure disclosed in this case implementation
User's device, system and method, do a little variation and obtained with retouching.
Brief description of the drawings
Fig. 1 is the block diagram of electronic installation 100 of the display according to one embodiment of the invention.
Fig. 2 is the block diagram of detection means 200 of the display according to one embodiment of the invention.
Fig. 3 is the schematic diagram of Earphone joint 300 of the display according to one embodiment of the invention.
Fig. 4 A-4B are signal caused by control signal S1 of the display according to one embodiment of the invention
Figure.
Fig. 5 is the block diagram of Headphone device 400 of the display according to one embodiment of the invention.
Fig. 6 is the flow chart 600 of the earphone broadcasting establishing method according to one embodiment of the invention.
Fig. 7 is the flow chart 700 of the step S650 according to one embodiment of the invention.
Description of reference numerals：
100 electronic installations；
110 first connecting interfaces；
120 second connecting interfaces；
121 adders；
130 processors；
140 storage devices；
200 detection means；
210 the 3rd connecting interfaces；
220 the 4th connecting interfaces；
230 switching circuits；
240 signal generators；
250 direct currents eliminate circuit；
260 bleeder circuits；
300 Earphone joints；
400 Headphone devices；
410 direct currents eliminate circuit；
420 bleeder circuits；
430 broadcast units；
600th, 700 flow chart；
Data+, Data- differential signal；
GND ground signallings；
S1 control signals；
S2 oscillator signals；
S3 detects sound-source signal；
S4 headphone output signals；
S5 sound-source signals；
S6 output signals.
Embodiment
What this section was described is preferred embodiment of the present invention, it is therefore intended that illustrates the essence of the present invention
God and be not used to limit protection scope of the present invention, protection scope of the present invention when regard appended right will
Institute's defender is asked to be defined.
Fig. 1 is the block diagram of electronic installation 100 of the display according to one embodiment of the invention.Electricity
Sub-device 100 can a host computer, a notebook computer, a tablet personal computer, a portable unit etc..
As shown in figure 1, include one first connecting interface 110, one second connecting interface in electronic installation 100
120th, a processor 130 and a storage device 140.It is noted that, block diagram in Fig. 1,
Illustrate embodiments of the invention only for convenient, but the present invention is not limited thereto.Electronic installation 100
Also it may include other elements.
Fig. 2 is the block diagram of detection means 200 of the display according to one embodiment of the invention.Such as
Shown in Fig. 2, one the 3rd connecting interface 210, one the 4th connecting interface are included in detection means 200
220th, a switching circuit 230, a signal generator 240, a direct current eliminate circuit 250 and one point
Volt circuit 260.It is noted that, block diagram in fig. 2, only for the implementation of the convenient explanation present invention
Example, but the present invention is not limited thereto.Detection means 200 also may include other elements.
As shown in figure 1, the first connecting interface 110 is coupled to processor 130.It is real according to the one of the present invention
Example is applied, when wanting detection electronic installation 100, the first connecting interface 110 of electronic installation 100 can lead to
Cross the 3rd connecting interface 210 that an Earphone joint 300 is coupled to detection means 200.According to the present invention's
One embodiment, a female end of the corresponding Earphone joint 300 of the first connecting interface 110, and the 3rd connection
One male end of the corresponding Earphone joint of interface 210.Fig. 3 is display according to one embodiment of the invention
Earphone joint 300 schematic diagram.As shown in figure 3, Earphone joint 300 can represent that one has 4 to connect
The Earphone joint of pin (pin), its 4 piece-root grafting pin correspond to microphone (MIC), ground connection (GND), right sound respectively
Road (RIGHT) and L channel (LEFT).According to one embodiment of the invention, when electronic installation 100
First connecting interface 110 is coupled to the 3rd connecting interface of detection means 200 by Earphone joint 300
When 210, processor 130 can judge detection means 200 for a Headphone device with microphone, also
It is to say that detection means 200 can be considered as the Headphone device with microphone by processor 130.
As shown in figure 1, the second connecting interface 120 is coupled to processor 130.It is real according to the one of the present invention
Example is applied, the second connecting interface 120 and the 4th connecting interface 220 are universal input and output (General
Purpose I/O, GPIO), such as：One USB (Universal Serial Bus, USB) connects
Mouthful.When wanting detection electronic installation 100, the second connecting interface 120 can be coupled to the 4th connecting interface
220, control signal S1 caused by processor 130 is sent to by the 4th connecting interface 220
Detection means 200.Fig. 4 A-4B are control signal S1 of the display according to one embodiment of the invention
Caused schematic diagram.As shown in figs. 4 a-4b, the second connecting interface 120 also includes an adder 121,
When processor 130 transmit differential signal (such as：Data+ or Data-) when (as shown by the solid line), difference
Signal can produce the control signal of a high potential after adder；When the ground connection that processor 130 transmits
During signal GND (shown in dotted line), ground signalling can produce the control of a low potential after adder
Signal.When the 4th connecting interface 220 receives control signal S1, control signal S1 can be transmitted
To switching circuit 230.Switching circuit 230 can determine that direct current eliminates circuit 250 according to control signal S1
It is coupled to the 3rd connecting interface 210 or signal generator 240.It is beneath to be described in more detail.
As shown in figure 1, storage device 140 is coupled to processor 130.According to an embodiment of the invention,
Storage device 140 can be used to stored electrons device 100 software and firmware program code, system data,
User's data etc..Storage device 140 can a volatile storage (volatile memory) (such as：With
Machine access memory (Random Access Memory, RAM)), or a volatile storage (volatile
Memory) (such as：Flash memory (flash memory), read-only storage (Read Only Memory,
ROM)), the combination of a hard disk or said storage unit.
As described above, according to an embodiment of the invention, when wanting detection electronic installation 100, electronics dress
Detection means 200 can be coupled to by an Earphone joint 300 by putting 100 the first connecting interface 110
3rd connecting interface 210, and the second connecting interface 120 of electronic installation 100 can be coupled to detection means
200 the 4th connecting interface 220.Then, processor 130 can start a recording device (or one recording mould
Block, figure are not shown), and control signal is transmitted to detection means 200 by the second connecting interface 120.
According to one embodiment of the invention, recording device is coupled to processor 130, its can an independent circuits, or
It is integrated among processor 130.Recording device can be recorded in Mike's wind path of the first connecting interface 110
One microphone signal of warp and multigroup earphone measurement signal.Special instruction, recording device are remembered
The magnitude of voltage of the microphone signal of record and multigroup earphone measurement signal, it can represent that electronic installation 100 is real
The microphone signal and the magnitude of voltage of earphone signal that border measures.
According to one embodiment of the invention, processor 130 can first pass through the second connecting interface 120 and transmit
The control signal S1 (the first control signal) of one high potential is to the 4th connecting interface 220.Then, the 4th connects
Connection interface 220 can send control signal S1 to switching circuits 230.When switching circuit 230 receives
After the control signal S1 of high potential, direct current can be eliminated circuit 250 and be coupled to signal generator 240.
According to one embodiment of the invention, signal generator 240 can be a RC oscillators.Signal generator
240 can produce an oscillator signal S2, and send oscillator signal S2 to direct currents and eliminate circuit 250, with
Eliminate oscillator signal S2 flip-flop.Then, eliminating the oscillator signal S2 of flip-flop can transmit
The processing of partial pressure is carried out to bleeder circuit 260.Oscillator signal S2 after voltage division processing will pass through the 3rd
Connecting interface 210 sends the first connecting interface 110 to.First connecting interface 110 is by oscillator signal S2
After sending processor 130 to, the corresponding concussion that processor 130 can be recorded according to recording device is believed
Number S2 microphone signal and oscillator signal S2, obtain a microphone information (or microphone path letter
Breath).For example, if oscillator signal S2 is the signal of a 100mV, the wheat that recording device is recorded
Gram wind number is the signal of a 200mV, and processor 130 can be according to oscillator signal S2 and microphone
The gain that signal tries to achieve microphone is 2 (i.e. microphone informations).It is that is, any by the first connection
The microphone signal that one microphone path of interface 110 is received all can be Jing Guo microphone gain processing.
After processor 130 obtains microphone information, microphone information can be stored in storage device 140.
According to one embodiment of the invention, after microphone information is obtained, processor 130 can start one
Playing device commences play out multiple detection sound-source signal S3, and is transmitted again by the second connecting interface 120
The control signal S1 (the second control signal) of one low potential is to the 4th connecting interface 220.For example, meeting
Since maximum detection sound-source signal 0dBFS, then often drop 5dB is played out, until being played to
Untill -20dB, that is, 0dB, -5dB, -10dB, -15dB and -20dB detection sound-source signal are played,
It is that the present invention is not limited thereto with althouging note that.In addition, playing device can play often in different scales
One detection sound-source signal S3.
Then, the 4th connecting interface 220 can send control signal S1 to switching circuits 230.When cutting
After changing the control signal S1 that circuit 230 receives low potential, direct current can be eliminated circuit 250 and be coupled to
3rd connecting interface 210.Therefore, the 3rd connecting interface 210 will receive is produced from playing device
Raw multiple detection sound-source signal S3 in different scales (i.e. alternative sounds size).3rd connecting interface
The 210 multiple detection sound-source signal S3 that will can be received, send direct current to and eliminate circuit 250, to eliminate
Multiple detection sound-source signal S3 flip-flop.Then, multiple detection sound sources letter of flip-flop is eliminated
The processing that bleeder circuit 260 carries out partial pressure number can be sent to, to produce multigroup headphone output signal S4.
It is noted that now multigroup headphone output signal S4 magnitude of voltage is still unknown, that is to say, that rear institute
The earphone information (or earphone routing information) for the electronic installation 100 tried to achieve can include headphone output signal S4
Magnitude of voltage.
According to one embodiment of the invention, each group of headphone output signal S4 signal can correspond to respectively
The different sound-source signal S3 of different scales.Multigroup headphone output signal S4 can pass through the 3rd connecting interface
210 send the first connecting interface 110 (microphone path) to.First connecting interface 110 is by multigroup earphone
After output signal S4 sends processor 130 to, pair that processor 130 can be recorded according to recording device
Answer multigroup headphone output signal S4 multigroup earphone measurement signal and microphone information (microphone increasing
Benefit), acquirement headphone output signal S4 magnitude of voltage (earphone information or earphone routing information).
According to one embodiment of the invention, the correspondence that processor 130 can be recorded according to recording device is more
Group headphone output signal S4 multigroup earphone measurement signal goes to analyze whether electronic installation 100 opens at present
The state that makes a motion scope control (Dynamic Range Control, DRC) function.DRC applies in electricity at present
A kind of method of the sound control of sub-device front end.Signal after DRC is handled, can be put by small-signal
Greatly, big signal can remain unchanged, and control the signal of output in some particular range.Therefore, locate
Device 130 is managed when judging whether to adjust current scale (the first scale), can first go to analyze electronic installation 100
Whether have at present and start a dynamic range DRC functions, when playing different sound sources to correctly judge, no
With sound source in the gain corresponding to each scale.
If having, when starting DRC functions, the correspondence that processor 130 can be recorded according to recording device is multigroup
The DRC that headphone output signal S4 multigroup earphone measurement signal goes analysis electronic installation 100 current is set
It is fixed, to ensure that the signal still above safe range after DRC is handled can also be adjusted.Thus make
, processor 130 can correctly judge play different sound sources when, different sound sources are in each scale institute
Corresponding gain.
According to one embodiment of the invention, when processor 130 has analyzed the current DRC of electronic installation 100
After setting, the multigroup headphone output signal S4's of correspondence that processor 130 can be recorded according to recording device
Multigroup earphone measurement signal, a gain information is obtained, and gain information is stored in storage device 140
In.Gain information can represent the relation of the corresponding signal gain of each scale.
By the DRC of general electronic installation sets influenceed gain not over 10dB, therefore,
In one embodiment of the invention, detection sound-source signal can be used as using -20dBFS sound-source signal in the hope of every
The gain information of one scale, but the present invention is not limited thereto.For example, according to -20dBFS
Sound-source signal as detection sound-source signal, the earphone of the different scales of correspondence acquired by processor 130
The magnitude of voltage of measurement signal is respectively, and in L0 scales, the magnitude of voltage of earphone measurement signal is 200mV；
In L1 scales, the magnitude of voltage of earphone measurement signal is 100mV；In L2 scales, earphone measurement
The magnitude of voltage of signal is 50mV；And in L3 scales, the magnitude of voltage of earphone measurement signal is 25mV.
Processor 130 can push away to obtain each sound according to the magnitude of voltage of the earphone measurement signal of corresponding different scales
Relative gain G between ranki(gain information), the wherein scales of i=i-th (i.e. L0 scales~L3 scales), because
Relative gain G between this each scaleiAs G0=8, G1=4, G2=2, G3=1.According to this hair
A bright embodiment, processor 130 can dynamically adjust an earphone according to gain information and play setting,
It is beneath to be described in more detail.
According to one embodiment of the invention, after gain information is obtained, user can be by a Headphone device
400 are coupled to electronic installation 100, with the sound source data for wanting to listen by 400 tins of Headphone device.According to this
One embodiment of invention, when the connecting interface 110 of electronic installation 100 first and the sound of Headphone device 400
During the wire terminal coupling of source, processor 130 can judge Headphone device 400 for an earphone with microphone
Device, the wherein connector of sound source wire of Headphone device 400 can have the Earphone joint of 4 pins (pin) (such as one
Shown in Fig. 3).According to one embodiment of the invention, Headphone device 400 can be a hearing protection,
It will be explained below with Fig. 5.
Fig. 5 is the block diagram of Headphone device 400 of the display according to one embodiment of the invention.Such as
Shown in Fig. 5, Headphone device 400 includes a direct current and eliminates circuit 410, a bleeder circuit 420 and broadcast
Put unit 430.According to one embodiment of the invention, direct current eliminates circuit 410 and bleeder circuit 420 can
Circuit 250 and the identical circuit of bleeder circuit 260 or element are eliminated using with direct current.Broadcast unit
430 can be a loudspeaker or loudspeaker, and its sound-source signal that can be used to be played Headphone device 400 plays
Listened to user.
When user listens to sound source data using Headphone device 400, playing device can play corresponding one
One sound-source signal S5 of the first scale, and sent to sound-source signal S5 by the first connecting interface 110
Headphone device 400.After Headphone device 400 receives sound-source signal S5, sound-source signal S5 can be transmitted
Circuit 410 is eliminated to direct current, to eliminate sound-source signal S5 dc component.Then, direct current eliminates electricity
Road 410 can send the sound-source signal S5 for eliminating dc component at the place that bleeder circuit 260 carries out partial pressure
Reason, to produce an output signal S6 to, and output signal S6 is sent to the wheat of the first connecting interface 110
Gram wind path footpath.Recording device can record a corresponding output signal S6 microphone signal.
According to one embodiment of the invention, processor 130 each both fixed cycles (such as：1 second) to record
The microphone signal for the corresponding output signal S6 that mixer is recorded is sampled, to obtain corresponding Mike
Wind number is in the voltage effective value corresponding to each both fixed cyclesAccording to one embodiment of the invention,
The voltage effective value in Y cyclesIt is represented by：
Wherein N represents that there is N number of sample point in each cycle, and sampling voltage value is xn.Then, handle
Device 130 can judge voltage effective valueWhether a critical value is more thanWork as voltage effective valueMore than facing
Dividing valueWhen, the scale of dynamic translation first to one second appropriate scale.According to one embodiment of the invention,
Critical valueWhen may be set to meet the specification set by European Union, play maximum sound source 0dBFS and exported
Voltage (300mV).According to one embodiment of the invention, choosing the second appropriate scale can be sentenced by following
Disconnected formula：
Wherein gain GiThe gain corresponding to the i-th scale is represented,Represent suitable gain ranging, Z
Represent the scale closest to safe voltage, the G in this formulaiTo substitute into current scale (i.e. the first scale)
Corresponding gain.For example, if critical valueIt is set as 300mV, when the correspondence calculated
The voltage effective value of first scale (set assume the first scale as L0 scales herein)(it is more than for 900mV
Critical value), by critical valueThe voltage effective value of corresponding first scaleAnd corresponding first scale
The yield value ((G by taking above-mentioned example as an example0=8, G1=4, G2=2, G3=1), the first scale is with L0 sounds
The yield value G of rank0=8 bring into) bring into judgement formula, you can try to achieveTherefore, processor
130 will select the scale Z (i.e. L2 scales) closest to safe voltage to carry out scale for the second scale
Dynamic is adjusted, that is, the first scale dynamic is adjusted into the second scale and (L0 scales are adjusted into L2
Scale).Work as voltage effective valueIt is not more than critical valueWhen, it will continue to play sound with first scale
Source data.
Fig. 6 is the flow chart 600 of the earphone broadcasting establishing method according to one embodiment of the invention.This
Earphone plays establishing method and is applied to electronic installation 100.As shown in fig. 6, in step S610, coupling
Electronic installation 100 and detection means 200.In step S620, multiple detection sound-source signals are transmitted to inspection
Survey device 200.In step S630, it is above-mentioned multiple that reception carrys out the correspondence that self-test device 200 is transmitted
Detect multigroup headphone output signal of sound-source signal.In step S640, according to corresponding above-mentioned multigroup earphone
Multigroup earphone measurement signal of output signal, obtain a gain information.In step S650, according to above-mentioned
Gain information dynamic one earphone of adjustment plays setting.According to one embodiment of the invention, each group of above-mentioned ear
The signal that machine output signal is included corresponds to signal of the different detection sound-source signals in different scales respectively.
According to one embodiment of the invention, earphone play establishing method the step of also include according to above-mentioned multigroup earphone
Measurement signal carries out a dynamic range control (DRC) analysis.
Fig. 7 is the flow chart 700 of the step S650 according to one embodiment of the invention.In step
S710, couple the Headphone device 400 of electronic installation 100 and one.In step S720, pass through electronic installation
100 play a sound-source signal of corresponding one first scale.In step S730, pass through electronic installation 100
Send above-mentioned sound-source signal to Headphone device 400.In step S740, pass through Headphone device 400
Direct current eliminates the flip-flop of the above-mentioned sound-source signal of circuit for eliminating.In step S750, pass through Headphone device
400 bleeder circuit carries out a voltage division processing to the above-mentioned sound-source signal for eliminating flip-flop, to produce one
Output signal.In step S760, the wheat for corresponding to above-mentioned output signal is recorded by electronic installation 100
Gram wind number.In step S770, by electronic installation 100 in each both fixed cycles to above-mentioned microphone
Signal is sampled, to obtain corresponding above-mentioned microphone signal corresponding to each above-mentioned both fixed cycles
One voltage effective value.
In step S780, it is critical to judge whether above-mentioned voltage effective value is more than one by electronic installation 100
Value.If above-mentioned voltage effective value is more than a critical value, step S790 is carried out.In step S790, pass through
The first scale of dynamic translation of electronic installation 100 plays sound-source signal to one second appropriate scale.If
Above-mentioned voltage effective value is more than a critical value, then continues to play sound-source signal with the first scale.
The earphone proposed by this case embodiment plays establishing method, and electronic installation can arrange in pairs or groups this case institute
The Headphone device 400 of proposition, to do dynamic adjustment to the scale played at present, to ensure that user can
To listen to sound source data in a safe and suitable scope.
The present invention specification disclosed in method and algorithm the step of, can be directly by performing at one
Reason device is directly applied in the combination of hardware and software module or both.One software module (including perform
Instruction and related data) and other data can be stored in data storage, seem random access memory
(RAM), flash memory (flash memory), read-only storage (ROM), erasable programmable
Read memory (EPROM), electronics can erase can plan read-only storage (EEPROM), buffer, hard
Disk, portable hard disk, compact disc read-only memory (CD-ROM), DVD or the technology practised in this field
In any other readable in computer store media form.One store media may be coupled to an installations,
For example, seem computer/processor (in order to be described conveniently, in this specification with processor
To represent), above-mentioned processor can be by reading information (seeming procedure code), and writes information to storage
Deposit media.One store media can integrate a processor.One ASIC (ASIC) includes place
Manage device and store media.One user equipment then includes an ASIC.In other words, locate
Device and store media are managed in a manner of the user equipment that is not directly connected, is contained in user equipment.In addition,
In certain embodiments, the product of any suitable computer program includes the store media that can be read, wherein
The store media that can be read includes the procedure code related to one or more disclosed embodiments.In some realities
Apply in example, the product of computer program may include encapsulating material.
" embodiment " that is previously mentioned in this specification or " embodiment ", represent relevant with embodiment
Specific feature, structure or the characteristic are included at least embodiment according to the present invention, but
Them are not offered as to be present in each embodiment.Therefore, different places occur in this manual
" in one embodiment " or " in embodiment " phrase not necessarily represent the present invention identical reality
Apply example.
Above paragraph is described using a variety of aspects.Obvious, this paper teaching may be implemented in a variety of ways,
And any certain architectures or function disclosed in example are only a representational situation.According to this paper's
Teaching, any those skilled in the art should be understood that can independent implementation or two in each aspect disclosed herein
The aspect of the kind above can merge implementation.
Although the present invention is disclosed as above with preferred embodiment, so it is not limited to the present invention, appoints
What those skilled in the art, without departing from the spirit and scope of the present invention, when a little variation can be made
With retouching, therefore protection scope of the present invention depending on appended claims institute defender when being defined.
Claims (17)
- A kind of 1. electronic installation, it is characterised in that including：One first connecting interface, is coupled to a detection means, transmits multiple detection sound-source signals to above-mentioned Detection means, and receive corresponding above-mentioned multiple multigroup ears for detecting sound-source signals from above-mentioned detection device Machine output signal；One processor, above-mentioned first connecting interface is coupled to, according to corresponding above-mentioned multigroup earphone output letter Number multigroup earphone measurement signal, obtain a gain information, and according to above-mentioned gain information dynamic adjust One earphone plays setting；AndOne storage device, it is coupled to above-mentioned processor, and the above-mentioned gain information of storage.
- 2. electronic installation as claimed in claim 1, it is characterised in that each group of above-mentioned earphone output The signal that signal is included corresponds to signal of the different above-mentioned detection sound-source signals in different scales respectively.
- 3. electronic installation as claimed in claim 1, it is characterised in that above-mentioned first connecting interface coupling A Headphone device is connected to, wherein above-mentioned Headphone device, which includes a direct current, eliminates circuit and a bleeder circuit.
- 4. electronic installation as claimed in claim 3, it is characterised in that also include：One playing device, above-mentioned processor is coupled, and play the sound source letter of corresponding one first scale Number, and above-mentioned Headphone device to is sent above-mentioned sound-source signal by above-mentioned first connecting interface.
- 5. electronic installation as claimed in claim 4, it is characterised in that above-mentioned first connecting interface connects Receive above-mentioned after circuit and the processing of above-mentioned bleeder circuit are eliminated via the above-mentioned direct current of above-mentioned Headphone device An output signal caused by sound-source signal.
- 6. electronic installation as claimed in claim 5, it is characterised in that also include：One recording device, above-mentioned processor is coupled to, records above-mentioned multigroup earphone measurement signal, and One microphone signal of the corresponding above-mentioned output signal of record.
- 7. electronic installation as claimed in claim 6, it is characterised in that above-mentioned processor it is each both Fixed cycle is sampled to above-mentioned microphone signal, to obtain corresponding above-mentioned microphone signal on each State the voltage effective value corresponding to both fixed cycles.
- 8. electronic installation as claimed in claim 7, it is characterised in that above-mentioned processor judges above-mentioned Whether voltage effective value is more than a critical value, when above-mentioned voltage effective value is more than above-mentioned critical value, moves State changes above-mentioned first scale to one second scale.
- 9. electronic installation as claimed in claim 1, it is characterised in that above-mentioned processor is according to above-mentioned Multigroup earphone measurement signal carries out a dynamic range control (DRC) analysis.
- 10. a kind of dynamic adjustment earphone plays establishing method, suitable for an electronic installation, it is characterised in that Including：Couple above-mentioned electronic installation and a detection means；Multiple detection sound-source signals are transmitted to above-mentioned detection device；Multigroup earphone that corresponding above-mentioned multiple detection sound-source signals are received from above-mentioned detection device exports letter Number；According to multigroup earphone measurement signal of corresponding above-mentioned multigroup headphone output signal, gain letter is obtained Breath；AndSetting is played according to above-mentioned gain information dynamic one earphone of adjustment.
- 11. dynamic adjustment earphone as claimed in claim 10 plays establishing method, it is characterised in that The signal that each group of above-mentioned headphone output signal is included corresponds to different detection sound-source signals in difference respectively The signal of scale.
- 12. dynamic adjustment earphone as claimed in claim 10 plays establishing method, it is characterised in that Also include：Above-mentioned electronic installation and a Headphone device are coupled, wherein above-mentioned Headphone device eliminates comprising a direct current Circuit and a bleeder circuit；Play a sound-source signal of corresponding one first scale；AndAbove-mentioned Headphone device to is sent above-mentioned sound-source signal by above-mentioned electronic installation.
- 13. dynamic adjustment earphone as claimed in claim 12 plays establishing method, it is characterised in that Also include：The flip-flop of the above-mentioned sound-source signal of circuit for eliminating is eliminated by the direct current of above-mentioned Headphone device；With AndOne is carried out to the above-mentioned sound-source signal for eliminating flip-flop by the bleeder circuit of above-mentioned Headphone device Voltage division processing, to produce an output signal.
- 14. dynamic adjustment earphone as claimed in claim 13 plays establishing method, it is characterised in that Also include：One microphone signal of the corresponding above-mentioned output signal of record.
- 15. dynamic adjustment earphone as claimed in claim 14 plays establishing method, it is characterised in that Also include：Above-mentioned microphone signal is sampled in each both fixed cycles, to obtain corresponding above-mentioned microphone Signal is in the voltage effective value corresponding to each above-mentioned both fixed cycles.
- 16. dynamic adjustment earphone as claimed in claim 15 plays establishing method, it is characterised in that Also include：Judge whether above-mentioned voltage effective value is more than a critical value；AndWhen above-mentioned voltage effective value is more than above-mentioned critical value, above-mentioned first scale of dynamic translation to 1 Two scales.
- 17. dynamic adjustment earphone as claimed in claim 10 plays establishing method, it is characterised in that Also include：One dynamic range control (DRC) analysis is carried out according to above-mentioned multigroup earphone measurement signal.
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| CN113270109A (en) * | 2020-02-14 | 2021-08-17 | 宏碁股份有限公司 | Method for automatically adjusting specific sound source and electronic device applying same |
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Application publication date: 20180109 |