CN208299970U - Frequency division module earphone - Google Patents
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Abstract
The utility model relates to a kind of frequency division module earphones, for output after carrying out frequency-division section processing to source of sound to loudspeaker, including at least two groups amplification frequency division module；Input termination source of sound, the output termination loudspeaker of two groups of amplification frequency division modules.Amplifying frequency division module includes at least one amplifier unit and at least one divider unit；Amplifier unit is used to amplify the source of sound of input processing, and the source of sound after enhanced processing is exported to divider unit, and divider unit is used to carry out frequency-division section processing to received source of sound.Amplify frequency division module due to using multiple groups, thus source of sound can be divided into multiple frequency range outputs, so that the source of sound of each frequency range only includes the source of sound of the frequency range, will not mix the source of sound of other frequency ranges, and then the sound effect of output can be promoted, promote user experience and perception.
Description
Technical field
The utility model relates to audio frequency control technologies, more particularly to a kind of frequency division module sound that output sound effect is good
Frequency earphone.
Background technique
The volume of the multiple-unit earphone of the prior art is larger, because being needed in earphone case comprising multiple electronic components, packet
Include the audio frequency processing circuit being arranged on pcb board and pcb board.Meanwhile for multiple-unit earphone, it is also necessary to be raised including multiple
Sound device device, such a variety of electronic components are totally placed in the same space, so that earphone is sufficiently bulky, and heavy, seriously
Affect user experience.And due to the limitation of volume, simple audio processing is only provided in existing multiple-unit earphone
Circuit, so that the output effect of earphone is bad, so that the audio frequency effect that can finally be provided to user's broadcasting is not satisfactory, each frequency range
Audio be easy to mix the noise of other frequency ranges, therefore the audio frequency effect of the multiple-unit earphone of the prior art is poor, so that user's body
Testing can not be promoted with perception.
Utility model content
Based on this, it is necessary to provide a kind of frequency division module earphone that output sound effect is good.
A kind of frequency division module earphone, which is characterized in that including speaker unit and frequency division module audio control apparatus,
The frequency division module audio control apparatus includes at least two groups amplification frequency division module, after carrying out frequency-division section processing to source of sound
It exports to speaker unit；
The input terminal of the amplification frequency division module connects source of sound, output termination speaker unit；
The amplification frequency division module includes at least one amplifier unit and at least one divider unit；The amplifier
Unit is used to amplify the source of sound of input processing, and the divider unit is used to carry out at frequency-division section the source of sound of input
Reason, the amplification frequency division module is for exporting the source of sound after amplification and scaling down processing to speaker unit.
In one of the embodiments, it is described amplification frequency division module input terminal removably connect source of sound, output end can
Releasably connect the speaker unit；Or
The input terminal of the amplification frequency division module is removably connected described in source of sound, output end be fixedly connected by data line
Speaker unit.
The frequency division module audio control apparatus includes three groups of amplification frequency division modules in one of the embodiments,；Often
Group amplification frequency division module includes an amplifier unit and a divider unit, wherein first group of amplification frequency division module is used
In between the source of sound of the first setpoint frequency threshold value amplify and scaling down processing after, export the first frequency band audio；Second group puts
Big frequency division module be used between the source of sound of the second setpoint frequency threshold value amplify and scaling down processing after, export the second frequency range sound
Frequently；Third group amplification frequency division module be used between the source of sound of third setpoint frequency threshold value amplify and scaling down processing after, it is defeated
Third frequency band audio out.
The speaker unit includes the first loudspeaker, the second loudspeaker and third loudspeaking in one of the embodiments,
Device, first loudspeaker play the first frequency band audio, and second loudspeaker plays the second frequency band audio, the third loudspeaking
Device plays third frequency band audio.
The frequency division module audio control apparatus further includes source of sound input interface in one of the embodiments, described
The input terminal of source of sound input interface removably connects the fixed connection amplification frequency division module of source of sound, output end.
The source of sound input interface includes that USB interface, Type C interface, Micro USB connect in one of the embodiments,
At least one of mouth and Lightning interface.
The frequency division module audio control apparatus includes five groups of amplification frequency division modules in one of the embodiments,；Often
Group amplification frequency division module includes an amplifier unit and a divider unit, wherein first group of amplification frequency division module is used
In between the source of sound of the first setpoint frequency threshold value amplify and scaling down processing after, export the first frequency band audio；Second group puts
Big frequency division module be used between the source of sound of the second setpoint frequency threshold value amplify and scaling down processing after, export the second frequency range sound
Frequently；Third group amplification frequency division module be used between the source of sound of third setpoint frequency threshold value amplify and scaling down processing after, it is defeated
Third frequency band audio out；4th group of amplification frequency division module is for amplifying the source of sound between the 4th setpoint frequency threshold value and dividing
After frequency is handled, the 4th frequency band audio in output；5th group of amplification frequency division module is used for the sound between the 5th setpoint frequency threshold value
Source amplify and scaling down processing after, the 5th frequency band audio in output.
The amplification frequency division module includes an amplifier unit and a frequency divider list in one of the embodiments,
Member；And/or
The amplification frequency division module includes two amplifier units and two divider units.
The frequency division module audio control apparatus further includes frequency control module in one of the embodiments, described
Frequency control module is for connecting the divider unit, and the frequency control module is for adjusting the divider unit output
Band limits.
The data line includes two in one of the embodiments,.
Output is to loudspeaker, including at least two groups after above-mentioned frequency division module earphone is used to carry out frequency-division section processing to source of sound
Amplify frequency division module；Input termination source of sound, the output termination loudspeaker of two groups of amplification frequency division modules.Amplifying frequency division module includes extremely
A few amplifier unit and at least one divider unit；Amplifier unit is used to amplify processing to the source of sound of input,
And export the source of sound after enhanced processing to divider unit, divider unit is used to carry out at frequency-division section received source of sound
Reason.Amplify frequency division module due to using multiple groups, thus source of sound can be divided into multiple frequency range outputs, so that the sound of each frequency range
Source only includes the source of sound of the frequency range, will not mix the source of sound of other frequency ranges, and then can promote the sound effect of output, promotes user
Experience and perception.Meanwhile the speaker unit being placed in user's ear in this kind of earphone is compared with conventional earphone, volume can
Significant to reduce, weight can be significantly reduced.
Detailed description of the invention
Fig. 1 is the module map of frequency division module earphone in one embodiment；
Fig. 2 is the module map of frequency division module earphone in one embodiment；
Fig. 3 is the module map of frequency division module earphone in one embodiment；
Fig. 4 is the module map of frequency division module earphone in one embodiment；
Fig. 5 is the module map of frequency division module earphone in one embodiment；
Fig. 6 is the module map of frequency division module earphone in one embodiment；
Fig. 7 is the module map of frequency division module earphone in one embodiment.
Specific embodiment
The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model,
It states.The preferred embodiment of the utility model is given in attached drawing.But the utility model can come in many different forms in fact
It is existing, however it is not limited to embodiment described herein.On the contrary, purpose of providing these embodiments is makes public affairs to the utility model
The understanding for opening content is more thorough and comprehensive.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that limitation the utility model.Term as used herein "and/or" includes one
Any and all combinations of a or multiple relevant listed items.
As shown in Figure 1, being the module map of frequency division module earphone.
A kind of frequency division module earphone, including speaker unit 201 and frequency division module audio control apparatus, frequency division module
Changing audio control apparatus includes at least two groups amplification frequency division module 100, for being raised to output after source of sound progress frequency-division section processing
Sound device device 201.The input terminal for amplifying frequency division module 100 connects source of sound, output termination speaker unit 201.Amplification frequency dividing mould
Block 100 includes at least one amplifier unit 101 and at least one divider unit 102；Amplifier unit 101 is used for input
Source of sound amplify processing, divider unit 102 is used to carry out frequency-division section processing to the source of sound of input.Amplify frequency division module
100 for exporting the source of sound after amplification and scaling down processing to speaker unit 201.
In one embodiment, the input terminal for amplifying frequency division module 100 removably connects source of sound, output end removably
Connect the speaker unit 201.
Specifically, being that can be connected by data line or interface between amplification frequency division module 100 and the terminal for issuing source of sound
It connects, meanwhile, amplification frequency division module 100 can also disconnect the connection with terminal when not needing to connect source of sound.Similarly,
Amplify frequency division module 100 when using speaker unit 201 to play sound source signal, can be raised by data line or interface to connect
Sound device device 201 is not needed in amplification frequency division module 100 in use, can then disconnect the connection with speaker unit 201.
In another embodiment, it is logical removably to connect source of sound, output end for the input terminal of the amplification frequency division module 100
It crosses data line and is fixedly connected with the speaker unit 201.
Specifically, being that can be connected by data line or interface between amplification frequency division module 100 and the terminal for issuing source of sound
It connects, meanwhile, amplification frequency division module 100 can also disconnect the connection with terminal when not needing to connect source of sound.And amplify
The output end of frequency division module 100 is then the connection speaker unit 201 fixed by data line.
In yet another embodiment, data line may include two, for solid with left and right acoustic channels speaker unit 201 respectively
Fixed connection.Specifically, data line one end is fixedly connected with amplification frequency division module 100, the other end and the fixed company of speaker unit 201
It connects.Data line also may include one, for being fixedly connected with single speaker unit 201.Certainly, the radical of data line can basis
User demand is configured, however it is not limited to one or two.
In the present embodiment, amplification frequency division module 100 is for receiving source of sound, and amplifies to source of sound and scaling down processing.
Source of sound can be mobile terminal or the end PC output, mobile terminal and the end PC can export source of sound by data line.I.e. above-mentioned control
Device can be connect by data line with mobile terminal or the end PC.
Amplifying frequency division module 100 includes amplifier unit 101 and divider unit 102.
In one embodiment, amplification frequency division module 100 includes an amplifier unit 101 and a divider unit
102；And/or amplification frequency division module 100 includes two amplifier units 101 and two divider units 102.
Amplifier unit 101 amplifies processing to source of sound for receiving source of sound.In general, include in source of sound
The voice signal of noise and needs have it is weak have strong, in order to reduce subsequent processing error, thus need to amplify source of sound processing,
The voice signal and noise of needs are amplified simultaneously simultaneously, so that subsequent sound signal processing is more accurate.
Divider unit 102 is used for that source of sound to carry out scaling down processing to amplifying that treated, i.e., source of sound is pressed different frequencies
Duan Jinhang classification, same frequency range carry out classification output.
In the present embodiment, it is detachably connected between frequency division module audio control apparatus and terminal.Meanwhile it dividing
It is also to be detachably connected between modularization audio control apparatus and speaker unit 201.Therefore, in frequency division module audio control
When the frequency range of device output processed is fixed, user can like according to itself, select the frequency division module audio of different output frequency ranges
Control device is connected between terminal and speaker unit 201.Further, user, can root in the source of sound for listening different frequency
Corresponding frequency division module audio control apparatus is selected according to source of sound to allow users to listening different sources of sound before replacing
When, the frequency division module audio control apparatus of optimal output frequency can be selected therefore to be able to ascend user experience, so that
User can hear the good source of sound of effect.
For example, frequency division module audio control apparatus, when default setting, a frequency division module audio frequency control fills
The first frequency band audio of fixed output is set, a frequency division module audio control apparatus exports the second frequency band audio, a frequency dividing mould
Block audio control apparatus exports third frequency band audio.Therefore, user, can be according to the frequency range of music during listening to music
Choose corresponding frequency division module audio control apparatus.After changing the music type listened, it can be chosen and be corresponded to according to current music
The frequency division module audio control apparatus of frequency range is come the frequency division module audio control apparatus before replacing.
Incorporated by reference to Fig. 2.Specifically, two groups of 100 institutes of amplification frequency division module are defeated when two groups of amplification frequency division modules 100 are arranged
Out be two frequency ranges audio.Therefore, two band limits can be set as 0-200Hz and 200Hz-1000Hz,
200Hz-1000Hz and 1000Hz-4KHz, 0-200Hz and 200Hz-1000Hz.By taking 0-200Hz and 200Hz-1000Hz as an example,
Divider unit 102 in one group of amplification frequency division module 100 is used to carry out sorting out to the voice signal of 0-200Hz in source of sound and defeated
Out to speaker unit 201.Divider unit 102 in another group of amplification frequency division module 100 is then for 200Hz- in source of sound
The voice signal of 1000Hz is sorted out and is exported to speaker unit 201.Therefore, each speaker unit 201 is exported
Audio frequency is all different, so that respectively the audio of frequency range will not interfere with each other, meanwhile, it can also filter out not in corresponding frequency band
Noise improve user experience so that the output audio of single speaker unit 201 is good.
Incorporated by reference to Fig. 3.Similarly, when three groups of amplification frequency division modules 100 are arranged, i.e. frequency division module audio control apparatus packet
Include three groups of amplification frequency division modules 100；Every group of amplification frequency division module 100 includes an amplifier unit 101 and a frequency divider
Unit 102, wherein first group of amplification frequency division module 100 for being amplified to the source of sound between the first setpoint frequency threshold value and
After scaling down processing, the first frequency band audio is exported, the range of the frequency range is 0-200Hz；Second group of amplification frequency division module 100 for pair
Source of sound between the second setpoint frequency threshold value amplify and scaling down processing after, export the second frequency band audio, the range of the frequency range
For 200Hz-1000Hz；Third group amplification frequency division module 100 is for amplifying the source of sound between third setpoint frequency threshold value
And after scaling down processing, third frequency band audio is exported, the range of the frequency range is 1000Hz-4KHz.
Speaker unit 201 includes the first loudspeaker, the second loudspeaker and third loudspeaker, and the first loudspeaker plays first
Frequency band audio, the second loudspeaker play the second frequency band audio, and third loudspeaker plays third frequency band audio.Specifically, it first raises
Sound device, the second loudspeaker and third loudspeaker can be woofer, mediant trumpet and high-pitched speaker respectively, be respectively intended to play
Low-frequency sound, intermediate frequency sound and high-frequency sound.Speaker unit 201 is additionally provided with audio connecting cord, which consolidates
Determine connecting pin to be connected to the fixation of the first loudspeaker, the second loudspeaker and third loudspeaker respectively, and the activity of the audio connecting cord
The gauge size of connecting pin and the source of sound output interface of frequency division module audio control apparatus match, to realize mutual
Removably connection and audio transmission.
In practical applications, source of sound is handled using three groups of amplification frequency division modules 100, it will be able to meet most users pair
Source of sound is pressed height Mid Frequency respectively and carries out frequency-division section processing by the requirement of source of sound quality, so that speaker unit 201 exported
Audio frequency effect is more preferably.
Incorporated by reference to Fig. 4.And when requiring higher to audio frequency effect, five groups of amplification frequency division modules 100 can be set, that is, divide
Frequency module audio control apparatus includes five groups of amplification frequency division modules 100；Every group of amplification frequency division module 100 includes an amplification
Device unit 101 and a divider unit 102, wherein first group of amplification frequency division module 100 is used between the first setpoint frequency
The source of sound of threshold value amplify and scaling down processing after, export the first frequency band audio, the range of the frequency range is 0Hz-80Hz；Second group
Amplification frequency division module 100 be used between the source of sound of the second setpoint frequency threshold value amplify and scaling down processing after, output second
Frequency band audio, the range of the frequency range are 80Hz-200Hz；Third group is amplified frequency division module 100 and is used between third setpoint frequency
The source of sound of threshold value amplify and scaling down processing after, export third frequency band audio, the range of the frequency range is 80Hz-200Hz；4th
Group amplification frequency division module 100 be used between the source of sound of the 4th setpoint frequency threshold value amplify and scaling down processing after, in output
4th frequency band audio, the range of the frequency range are 200Hz-1000Hz；5th group of amplification frequency division module 100 between first for setting
The source of sound for determining frequency threshold amplify and scaling down processing after, the 5th frequency band audio in output, the range of the frequency range is 1000Hz-
2KHz。
Based on the above embodiment, band limits is that 0Hz-40Hz is properly termed as very low frequencies.Musical instrument in this frequency range is seldom,
Probably the only musical instruments such as contrabass, Contrabassoon pipe, soil bar number, pipe organ, piano can reach so low range.Due to
This section of very low frequencies are not the most U.S. range of musical instrument, fundamental tone and overtone be added be exactly musical instrument tone color.
Band limits 40Hz-80Hz is properly termed as low frequency.This frequency range has musical instrument to have big drum, contrabass, violoncello, low
Flexible number of sound Bassoon, Bassoon, bass, bass clarinet, soil bar number, French horn etc..This frequency range is to constitute simple and honest low frequency
Basis.If the amount sense of this frequency range is very little, medium-high frequency, the protrusion of high frequency will lead to, so that sound disequilibrium sense, intolerant to
It listens long.
Band limits is that 80Hz-200Hz is properly termed as middle low frequency.This frequency range has been particularly easy to peak value.This and cubicle
Length size it is related.Most artificial this section of irritating peak value of removal, and then can go to absorb this frequency range, make ear
It piece is not in a grand fashion so.But in practical application, the intermediate frequency of following low frequency and top probably all with the absorption of middle low frequency and
Recessed state, and sound is reduced, lack plump sense.Musical instrument in this frequency range includes the pleasure mentioned in low-frequency range
Device and timpani and bass.
Band limits is that 200Hz-1000Hz is properly termed as intermediate frequency.This frequency range almost all includes all musical instruments, voice
Enter, so being most important frequency range.This section of intermediate frequency is very important on sound equipment.As long as this band frequency is recessed, sound
Performance at once reduce.
Band limits is that 1000Hz-2KHz is properly termed as medium-high frequency.Violin there are about the higher range of a quarter here,
The upper limit, flute, clarinet, the high range of oboe, the lower range of half of piccolo, cymbal, angle iron of viola etc..In in fact
High frequency is easy to recognize, as long as the high range of string music group and the high range of wooden pipe are all medium-high frequencies.
Band limits is that 2KHz-4KHz is properly termed as high frequency.This section of frequency domain has been few for instrument playing
Chance involves in.Because remaining musical instrument is not in mostly other than the range upper limit of violin, piano, the high range of piccolo
In this frequency range.
Band limits is that 4KHz-20KHz can become extremely high frequency.What extremely high frequency was accommodated is the overtone of musical instrument and voice.
The overtone of general musical instrument is that more eminence energy is smaller mostly.
The number of each frequency range amount sense does not represent that equipment is really fine or not, and the area of a room being collocated with each other for number of sense of equipment is only
Important.Thus, select corresponding frequency range to be combined for that can be liked according to the range of oneself.
In one embodiment, frequency division module audio control apparatus further includes frequency control module, frequency control module
For connecting divider unit 102, frequency control module is used to adjust the band limits of the output of divider unit 102.
Thus, band limits is adjusted in combination with preference of the user to music.For example, user does not like band limits is
When the audio of 80Hz-200Hz, it can directly be not provided with the frequency dividing of this frequency range.And user needs when listening symphony to each
When the audio of frequency range is segmented, corresponding amplifier unit 101 can be set gradually from low to high and divider unit 102 is right
Audio carries out frequency-division section processing, so that the audio signal of each frequency range is not interfere with each other.Specifically, 0Hz- can be respectively set
40Hz, 40Hz-80Hz, 80Hz-200Hz, 200Hz-1000Hz, 1000Hz-2KHz, 2KHz-4KHz and 4KHz-20KHz etc. are more
A frequency range.
Incorporated by reference to Fig. 5.In specific setting, seven groups of amplifier units can be set in one group of amplification frequency division module 100
101 and seven set of division device units 102.One group of amplifier unit 101 and a set of division device unit 102 is set to export the sound of 0Hz-40Hz
Frequently, the audio of one group of amplifier unit 101 and a set of division device unit 102 output 40Hz-80Hz, one group of amplifier unit 101
With the audio of a set of division device unit 102 output 80Hz-200Hz, one group of amplifier unit 101 and a set of division device unit 102
The audio of 200Hz-1000Hz is exported, one group of amplifier unit 101 and a set of division device unit 102 export 1000Hz-2KHz's
Audio, the audio of one group of amplifier unit 101 and a set of division device unit 102 output 2KHz-4KHz, one group of amplifier unit
101 and one set of division device unit 102 export 4KHz-20KHz audio.The audio of this seven frequency ranges can be directly output to one and raise
Sound device device 201 can also be exported respectively to seven speaker units 201.
Incorporated by reference to Fig. 6.Seven groups of amplification frequency division modules 100 can certainly be respectively set, in every group of amplification frequency division module 100
One group of amplifier unit 101 and a set of division device unit 102 are only set, thus, export seven groups of amplification frequency division modules 100 respectively
The audio of seven frequency ranges gives a speaker unit 201, or is exported respectively to seven speaker units 201.
Frequency range adjustable range can be arranged according to user demand in frequency control module, in general, frequency control module is adjustable
Full frequency band (0Hz-20KHz), i.e. user can control respectively what every group of amplification frequency division module 100 exported by frequency control module
Tonal range range.Certainly, in order to enable all users to adjust out optimal audio effect, it can preset and recommend frequency range model
It encloses, such as 0Hz-40Hz, 40Hz-80Hz, 80Hz-200Hz, 200Hz-1000Hz, 1000Hz-2KHz, 2KHz-4KHz and 4KHz-
The band limits such as 20KHz, meanwhile, according to the music type preference of user, recommend corresponding band limits.
For example, when user prefers to listen the musical instruments such as Bassoon, soil bar number, pipe organ, piano then recommending that frequency range will be exported
Range is adjusted to 0Hz-80Hz and 200Hz-1000Hz.User prefers to listen viola, flute, clarinet, oboe, short
The musical instruments such as flute, cymbal, angle iron, then band limits will be exported by, which recommending, is adjusted to 200Hz-1000Hz and 1000Hz-2KHz.When
So, user can also select most suitable band limits according to output audio.
In one embodiment, three groups of amplification frequency division modules 100, every group of amplification is arranged in frequency division module audio control apparatus
One group of amplifier unit 101 and a set of division device unit 102 is arranged in frequency division module 100.Every group is adjusted by frequency control module
Amplify the band limits that frequency division module 100 exports, or the band limits that every group of amplification frequency division module 100 exports is carried out in advance
Setting, is preferentially arranged high, normal, basic three frequency ranges.Every group of amplification frequency division module 100 is correspondingly connected with an at least speaker unit 201,
The received audio of each speaker unit 201 in this way is all different, and user can select corresponding loudspeaker according to the hobby of oneself
Device 201 listens audio.Meanwhile if user does not like the audio currently exported, frequency control module can be used and adjust amplification point
The band limits that frequency module 100 exports, until the audio that output is liked oneself.
Similarly, how many groups of amplification frequency division modules 100 are arranged in frequency division module audio control apparatus, amplify frequency division module 100
How many groups of amplifier units 101 of middle setting and divider unit 102, can determine according to user demand.Its control mode is same as above
Embodiment is stated, details are not described herein.
Incorporated by reference to Fig. 7.Frequency division module audio control apparatus includes source of sound input interface 103 and source of sound output interface 104.
Source of sound input interface 103 connects mobile terminal or the end PC, and therefore, the type of source of sound input interface 103 has multiple, energy
Enough mobile phones for connecting various models on the market.
Specifically, the input terminal of source of sound input interface 103 is removably connected, source of sound, output end are fixed to connect amplification frequency dividing
Module 100.Source of sound input interface 103 includes in USB interface, Type C interface, Micro USB interface and Lightning interface
At least one.
Based on the above embodiment, the sequence handled to source of sound can amplify for advanced row, then by amplified source of sound
Scaling down processing is carried out, is also possible to first be divided, then the source of sound after frequency dividing is amplified processing.It is, of course, preferable to mode
For source of sound is first amplified processing, then the source of sound of amplification is subjected to scaling down processing, due to being exaggerated source of sound, so that frequency dividing
Result it is more accurate.
The source of sound that above-mentioned frequency division module earphone is inputted by 101 Duis of amplifier unit amplifies processing, and will amplification
Treated, and source of sound is exported to divider unit 102, and divider unit 102 is used to carry out frequency-division section processing to received source of sound.
Amplify frequency division module 100 due to using multiple groups, thus source of sound can be divided into multiple frequency range outputs, so that the sound of each frequency range
Source only includes the source of sound of the frequency range, will not mix the source of sound of other frequency ranges, and then can promote the sound effect of output, promotes user
Experience and perception.Meanwhile the speaker unit being placed in user's ear in this kind of earphone is compared with conventional earphone, volume can
Significant to reduce, weight can be significantly reduced.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of frequency division module earphone, which is characterized in that including speaker unit and frequency division module audio control apparatus, institute
Stating frequency division module audio control apparatus includes at least two groups amplification frequency division module, for defeated after source of sound progress frequency-division section processing
Out to speaker unit；
The input terminal of the amplification frequency division module connects source of sound, output termination speaker unit；
The amplification frequency division module includes at least one amplifier unit and at least one divider unit；The amplifier unit
For amplifying processing to the source of sound of input, the divider unit is used to carry out frequency-division section processing, institute to the source of sound of input
Amplification frequency division module is stated for exporting the source of sound after amplification and scaling down processing to speaker unit.
2. frequency division module earphone according to claim 1, which is characterized in that the input terminal of the amplification frequency division module can
Releasably connect source of sound, output end removably connects the speaker unit；Or
The input terminal of the amplification frequency division module removably connects source of sound, output end and is fixedly connected with the loudspeaking by data line
Device device.
3. frequency division module earphone according to claim 1, which is characterized in that the frequency division module audio control apparatus
Including three groups of amplification frequency division modules；Every group of amplification frequency division module includes an amplifier unit and a divider unit,
In, first group of amplification frequency division module be used between the source of sound of the first setpoint frequency threshold value amplify and scaling down processing after, it is defeated
First frequency band audio out；Second group of amplification frequency division module is for amplifying the source of sound between the second setpoint frequency threshold value and dividing
After frequency is handled, the second frequency band audio is exported；Third group is amplified frequency division module and is used for the source of sound between third setpoint frequency threshold value
Amplify and scaling down processing after, export third frequency band audio.
4. frequency division module earphone according to claim 1, which is characterized in that the speaker unit includes the first loudspeaking
Device, the second loudspeaker and third loudspeaker, first loudspeaker play the first frequency band audio, and second loudspeaker plays the
Two frequency band audios, the third loudspeaker play third frequency band audio.
5. frequency division module earphone according to claim 1, which is characterized in that the frequency division module audio control apparatus
It further include source of sound input interface, the input terminal of the source of sound input interface removably connects the fixed connection institute of source of sound, output end
State amplification frequency division module.
6. frequency division module earphone according to claim 5, which is characterized in that the source of sound input interface includes that USB connects
At least one of mouth, Type C interface, Micro USB interface and Lightning interface.
7. frequency division module earphone according to claim 1, which is characterized in that the frequency division module audio control apparatus
Including five groups of amplification frequency division modules；Every group of amplification frequency division module includes an amplifier unit and a divider unit,
In, first group of amplification frequency division module be used between the source of sound of the first setpoint frequency threshold value amplify and scaling down processing after, it is defeated
First frequency band audio out；Second group of amplification frequency division module is for amplifying the source of sound between the second setpoint frequency threshold value and dividing
After frequency is handled, the second frequency band audio is exported；Third group is amplified frequency division module and is used for the source of sound between third setpoint frequency threshold value
Amplify and scaling down processing after, export third frequency band audio；4th group of amplification frequency division module is used between the 4th setting frequency
The source of sound of rate threshold value amplify and scaling down processing after, the 4th frequency band audio in output；5th group of amplification frequency division module for pair
Source of sound between the 5th setpoint frequency threshold value amplify and scaling down processing after, the 5th frequency band audio in output.
8. frequency division module earphone according to claim 1, which is characterized in that the amplification frequency division module includes one and puts
Big device unit and a divider unit；And/or
The amplification frequency division module includes two amplifier units and two divider units.
9. frequency division module earphone according to claim 1, which is characterized in that the frequency division module audio control apparatus
It further include frequency control module, the frequency control module is used for connecting the divider unit, the frequency control module
In the band limits for adjusting the divider unit output.
10. frequency division module earphone according to claim 2, which is characterized in that the data line includes two.
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| CN201820223035.5U CN208299970U (en) | 2018-02-06 | 2018-02-06 | Frequency division module earphone |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114401476A (en) * | 2022-01-24 | 2022-04-26 | 高创(苏州)电子有限公司 | Crossover type loudspeaker, control method thereof and electronic equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114401476A (en) * | 2022-01-24 | 2022-04-26 | 高创(苏州)电子有限公司 | Crossover type loudspeaker, control method thereof and electronic equipment |
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Address after: 35th floor, block a, Tanglang City, 3333 Liuxian Avenue, Nanshan District, Shenzhen, Guangdong 518000 Patentee after: Wanmo acoustics Co.,Ltd. Address before: 518000 Room 201, building A, No. 1, Qian Wan Road, Qianhai Shenzhen Hong Kong cooperation zone, Shenzhen, Guangdong (Shenzhen Qianhai business secretary Co., Ltd.) Patentee before: 1MORE Inc. |
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Granted publication date: 20181228 |