CN206251325U - A kind of earphone for producing theater result of broadcast - Google Patents
A kind of earphone for producing theater result of broadcast Download PDFInfo
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- CN206251325U CN206251325U CN201621392723.1U CN201621392723U CN206251325U CN 206251325 U CN206251325 U CN 206251325U CN 201621392723 U CN201621392723 U CN 201621392723U CN 206251325 U CN206251325 U CN 206251325U
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Abstract
The utility model provides a kind of earphone for producing theater result of broadcast, including：Audio input interface, virtual ring are around sound generation device, audio amplification device and audio output device；Wherein, the audio input interface is used to receive the audio signal of input；The virtual ring is connected around sound generation device with the audio input interface, for processing the audio signal being input into, produces the audio signal with surround sound；The audio amplification device, is connected with the virtual ring around sound generation device, for being amplified to the audio signal with surround sound；Audio output device, is connected with the audio amplification device, for exporting the audio signal after amplifying.The earphone for producing theater result of broadcast that the utility model is provided, to realize producing theater result of broadcast.
Description
Technical field
The utility model embodiment is related to audio signal processing technique, more particularly to a kind of ear for producing theater result of broadcast
Machine.
Background technology
The various electronic equipments such as modern society, mobile phone, computer are flooded with the life of people, and correspondingly, people can need often
Earphone is wanted to coordinate the use of various electronic equipments.
With the raising of quality of life, people not only want to hear sound to the quality requirement of earphone also more and more higher
Matter clearly audio content, is more desirable to that third dimension and the Sensurround that audio content is transmitted can be experienced, it is desirable to wear earphone
When video is watched on mobile phone or computer or music is played, the same experience of film, the problem can be at the cinema watched
It is urgently to be resolved hurrily.
Utility model content
The utility model embodiment provides a kind of earphone for producing theater result of broadcast, to realize producing theater to play
Effect.
The earphone for producing theater result of broadcast that the utility model embodiment is provided includes：Audio input interface, void
Near-ring is around sound generation device, audio amplification device and audio output device；Wherein,
The audio input interface is used to receive the audio signal of input；
The virtual ring is connected around sound generation device with the audio input interface, for entering to the audio signal being input into
Row treatment, produces the audio signal with surround sound；
The audio amplification device, be connected with the virtual ring around sound generation device, for described with surround sound
Audio signal is amplified；
Audio output device, is connected with the audio amplification device, for exporting the audio signal after amplifying.
Alternatively, also include for the earphone for producing theater result of broadcast：
Audio amplitude adjusting means, is connected to the audio input interface and the virtual ring between sound generation device,
Amplitude size for adjusting each frequency range in the audio signal according to preset value.
Alternatively, the audio amplitude adjusting means is specifically for performing following at least one treatment：Low-frequency range will be set
The amplitude of audio signal carry out amplification treatment；The amplitude for setting the audio signal of Mid Frequency is carried out into attenuation processing；And will
The amplitude for setting the audio signal of high band carries out amplification treatment.
Alternatively, the audio amplitude adjusting means is digital equalizer.
Alternatively, for producing the earphone of theater result of broadcast, also include：
A/D conversion circuit, is connected to the audio input interface and the virtual ring between sound generation device,
For the audio signal of input to be converted into digital signal form from analog signal form；
D/A conversion circuit, is connected to the virtual ring between sound generation device and audio amplification device, is used for
The audio signal with surround sound is converted into analog signal form from digital signal form.
Alternatively, the virtual ring includes around sound generation device：
L channel attenuation units and R channel attenuation units, for respectively from the left channel signals in the audio signal and
Separate section signal carries out attenuation processing in right-channel signals, forms L channel deamplification and R channel deamplification；
L channel delay unit and R channel delay unit, respectively with L channel attenuation units and R channel attenuation units phase
Even, for carrying out delay process to L channel deamplification and R channel deamplification；
L channel reverberation unit, is connected, with the R channel delay unit and audio input interface for obtaining R channel
Deamplification and the left channel signals of input, carry out reverberation treatment；
R channel reverberation unit, is connected, with the L channel delay unit and audio input interface for obtaining L channel
Deamplification and the right-channel signals of input, carry out reverberation treatment.
Alternatively, the L channel attenuation units and R channel attenuation units are additionally operable to, in the separate section signal
The signal of setpoint frequency point carries out amplification treatment.Alternatively, the audio output device includes：
Left channel loudspeaker, is connected by the audio amplification device with the L channel reverberation unit, mixed for exporting
Ring the audio signal after treatment；
Right channel loudspeaker, is connected by the audio amplification device with the R channel reverberation unit, mixed for exporting
Ring the audio signal after treatment.
Alternatively, for producing the earphone of theater result of broadcast, also include：
Supply unit, with the virtual ring around sound generation device, A/D conversion circuit, digital-to-analog conversion electricity
Road, audio amplification device and/or audio amplitude adjusting means are connected, for being powered.
This includes audio input interface, virtual using the earphone for producing theater result of broadcast that new embodiment is provided
Around sound generation device, audio amplification device and audio output device, and audio is believed around sound generation device by virtual ring
Number carry out treatment and produce the audio signal with surround sound so that the audio content exported from the electronic equipments such as mobile phone, computer
With theater result of broadcast, enable users to enjoy the sense of reality of three-dimensional so as to have deeper hearing enjoying.
Brief description of the drawings
Fig. 1 is a kind of structural representation for producing the earphone of theater effect that the utility model embodiment one is provided；
Fig. 2 is a kind of structural representation for producing the earphone of theater effect that the utility model embodiment two is provided；
Fig. 3 is virtual surround sound generation dress in the earphone for producing theater effect that the utility model embodiment three is provided
The structural representation put.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.It is understood that herein
Described specific embodiment is used only for explanation the utility model, rather than to restriction of the present utility model.Further need exist for
It is bright, for the ease of description, part rather than the entire infrastructure related to the utility model is illustrate only in accompanying drawing.
Embodiment one
Fig. 1 is a kind of structural representation for producing the earphone of theater effect in the utility model embodiment one, such as
Shown in Fig. 1, the earphone for producing theater result of broadcast that the utility model embodiment is provided includes audio input interface 10, void
Near-ring is around sound generation device 20, audio amplification device 30 and audio output device 40.Wherein, audio input interface 10 is used to receive
The audio signal of input, for example, can receive audio signal from the electronic equipments such as mobile phone, computer or mp3.Virtual surround sound is produced
Generating apparatus 20 are connected 10 with audio input interface, for processing the audio signal being input into, produce the sound with surround sound
Frequency signal.Audio amplification device 30, is connected with virtual ring around sound generation device 20, for entering to the audio signal with surround sound
Row amplifies.Audio output device 40 is connected with audio amplification device 30, for exporting the audio signal after amplifying, audio output dress
It can be loudspeaker to put.
In embodiment, preferably also include audio amplitude adjusting means 50.Audio amplitude adjusting means 50 is connected to sound
Frequency input interface 10 and virtual ring between sound generation device 20, for according to preset value adjust audio signal in each frequency range width
Value size.Audio amplitude adjusting means 50 carries out amplification treatment specifically for the amplitude of the audio signal by low-frequency range is set, will
The amplitude for setting the audio signal of Mid Frequency carries out attenuation processing；The amplitude for setting the audio signal of high band is carried out at amplification
Reason.
Because the audio signal of the audio signal of low-frequency range and high band corresponds generally to the sound in background sound, i.e. environment
Sound, such as one section under large natural environment record sound low-frequency range and high band audio signal correspond to the Nature in bird
Cry and chirp sound, and the audio signal of Mid Frequency is then the sound of the people for recording, so to the audio signal and height of low-frequency range
The audio signal of frequency range carries out amplification treatment, and amount of decrease treatment is carried out to the audio signal of Mid Frequency can just improve background sound, increase
Strong theater effect.It should be noted that increase and decrease of the embodiment of the present invention to signal transacting amplitude is not limited, it will be as needed
Can adjust, in other embodiments, amplification treatment can also be carried out by low frequency signal, intermediate frequency and high frequency do not do to be located
Reason.
Alternatively, audio amplitude adjusting means is digital equalizer.Digital equalizer be with digital signal processing method come
The frequency domain or time-domain equalizer of realization.Compared with the analog equalizer realized with analog circuit, digital equalizer has performance steady
Fixed, high precision and the advantages of be easy to integrated.
This includes supply unit audio input using the earphone for producing theater result of broadcast that new embodiment is provided
Interface, virtual ring around sound generation device, audio amplification device and audio output device, and by virtual ring around sound generation device
Treatment is carried out to audio signal and produces the audio signal with surround sound so that exported from the electronic equipments such as mobile phone, computer
Audio content has theater result of broadcast, enables users to enjoy the sense of reality of three-dimensional so as to have the deeper sense of hearing to enjoy
Receive.
Embodiment two
Fig. 2 is a kind of structural representation for producing the earphone of theater effect that the utility model embodiment two is provided,
As shown in Fig. 2 the earphone for producing theater result of broadcast that the utility model embodiment is provided, in previous embodiment technical side
On the basis of case, still further comprise：A/D conversion circuit 60, D/A conversion circuit 70 and supply unit
80。
Wherein, A/D conversion circuit 60 be connected to audio input interface 10 and virtual ring around sound generation device 20 it
Between, for the audio signal of input to be converted into digital signal form from analog signal form, exemplarily it is provided in Fig. 2
Producing the earphone of theater result of broadcast also includes audio amplitude adjusting means 50, then A/D conversion circuit 60 is connected to sound
Between frequency input interface 10 and audio amplitude adjusting means 50.D/A conversion circuit 70, is connected to virtual surround sound and produces
Between device 20 and audio amplification device 30, for the audio signal with surround sound to be converted into simulation from digital signal form
Signal form.Supply unit 80 is with virtual ring around sound generation device 20, A/D conversion circuit 60, digital-to-analog conversion electricity
Road 70, audio amplification device 30 and/or audio amplitude adjusting means 50 are connected, and for being powered, supply unit 80 can lead to
Cross dry cell, button cell or battery etc. and electric energy is provided.
Alternatively, audio output device 40 includes left channel loudspeaker 41 and right channel loudspeaker 42.Virtual surround sound is produced
Generating apparatus include L channel reverberation unit and R channel reverberation unit, and left channel loudspeaker 41 is by audio amplification device 30 and a left side
Sound channel reverberation unit is connected, for exporting the audio signal after reverberation treatment；Right channel loudspeaker 42 passes through audio amplification device
30 are connected with R channel reverberation unit, for exporting the audio signal after reverberation treatment.
This using new embodiment provide the earphone for producing theater result of broadcast include supply unit, virtual ring around
Sound generation device, audio amplification device and audio output device, and audio signal is entered around sound generation device by virtual ring
Row treatment produces the audio signal with surround sound so that the audio content exported from the electronic equipments such as mobile phone, computer has
Theater result of broadcast, enables users to enjoy the sense of reality of three-dimensional so as to have deeper hearing enjoying, additionally, this is used
The earphone for producing theater result of broadcast that new embodiment is provided can also include audio amplitude adjusting means, according to default
The amplitude size of each frequency range, improves background sound in value regulation audio signal, strengthens theater result of broadcast.
Embodiment three
Fig. 3 is virtual surround sound generation dress in the earphone for producing theater effect that the utility model embodiment three is provided
The structural representation put, as shown in figure 3, virtual ring includes that the decay of L channel attenuation units 21, R channel is single around sound generation device
Unit 22, L channel delay unit 23, R channel delay unit 24, L channel reverberation unit 25 and R channel reverberation unit 26.
Wherein, L channel attenuation units 21 and R channel attenuation units 22, for respectively from the L channel in audio signal
Separate section signal carries out attenuation processing in signal and right-channel signals, forms L channel deamplification and R channel decay letter
Number.L channel delay unit 23 and R channel delay unit 24, respectively with L channel attenuation units 21 and R channel attenuation units
24 are connected, for carrying out delay process to L channel deamplification and R channel deamplification, to reach left and right ear reception
Sound between time lag, so as to sense of direction of the user for sound source can be aroused.L channel reverberation unit 25 and R channel
Delay unit 24 is connected with audio input interface 10, the left channel signals for obtaining R channel deamplification and input, carries out
Reverberation is processed.R channel reverberation unit 26, is connected with L channel delay unit 23 and audio input interface 10, for obtaining left sound
Road deamplification and the right-channel signals of input, carry out reverberation treatment.Reverberation treatment can eliminate sense of the loudspeaker as point source
Feel, user is experienced the sound from multiple directions, and third dimension and Sensurround can be increased, so that user has more
Profound hearing enjoying.
It should be noted that L channel attenuation units 21 and R channel attenuation units 22 are additionally operable to in separate section signal
The signal of setpoint frequency point carries out amplification treatment.That is, L channel unit not only can be to the part of the separation from left channel signals
Signal carries out attenuation processing in a band frequency, can also carry out amplification treatment to the signal of setpoint frequency point in the band frequency；
Similarly, R channel unit can be not only carried out at decay to the part signal for from right-channel signals separate in a band frequency
Reason, can also carry out amplification treatment to the signal of setpoint frequency point in the band frequency.Virtual ring is around the worked of sound generation device
Journey is as follows：
Left channel signals in audio signal are divided into two paths of signals, wherein first via signal without any treatment, directly
To L channel reverberation unit, second road signal is by the attenuation processing of L channel attenuation units, L channel delay unit for output
After delay process, output to R channel reverberation unit.
Right-channel signals in audio signal are divided into two paths of signals, wherein first via signal without any treatment, directly
To R channel reverberation unit, second road signal is by the attenuation processing of R channel attenuation units, R channel delay unit for output
After delay process, output to L channel reverberation unit.
By the attenuation processing in the first via signal in left channel signals and right-channel signals by R channel attenuation units,
The second road signal of the delay process of R channel delay unit carries out reverberation treatment in L channel reverberation unit, forms a left sound
Road reverb signal.L channel reverb signal is the audio signal with surround sound.
By the attenuation processing in the first via signal in right-channel signals and left channel signals by L channel attenuation units,
The second road signal of the delay process of L channel delay unit carries out reverberation treatment in R channel reverberation unit, forms a right sound
Road reverb signal.R channel reverb signal is the audio signal with surround sound.
Alternatively, above-mentioned L channel reverb signal and R channel reverb signal can by D/A conversion circuit and
Audio amplification device, after the audio signal with surround sound is converted into analog signal form and amplification from digital signal form,
Exported respectively through left channel loudspeaker and right channel loudspeaker.Between user after above-mentioned treatment, can be allowed to feel two ears
Intensity difference and phase difference are strengthened than before processing, and displacement occurs in acoustic image, material is thus formed virtual surround sound.
This includes that L channel attenuating device, R channel are decayed using the virtual ring that new embodiment is provided around sound generation device
Device, L channel time-delay mechanism, R channel time-delay mechanism, L channel reverberation unit and R channel reverberation unit.L channel is decayed
Audio signal is carried out attenuation processing by device and R channel attenuating device, and L channel time-delay mechanism and R channel time-delay mechanism are to warp
The audio signal of overdamping treatment carries out delay process, and L channel reverberation unit and R channel reverberation unit are to original audio signal
Carry out mixed processing with the audio signal by attenuation processing and delay process, generate with virtual ring around audio signal,
This has the advantages that simple structure using the virtual ring that new embodiment is provided around sound generation device, and is widely portable to ear
The equipment such as machine, mobile phone or sound equipment.
Note, above are only preferred embodiment of the present utility model and institute's application technology principle.Those skilled in the art's meeting
Understand, the utility model is not limited to specific embodiment described here, can carry out for a person skilled in the art various bright
Aobvious change, readjust and substitute without departing from protection domain of the present utility model.Therefore, although by above example
The utility model is described in further detail, but the utility model is not limited only to above example, is not departing from
In the case that the utility model is conceived, more other Equivalent embodiments can also be included, and scope of the present utility model is by appended
Right determine.
Claims (9)
1. a kind of earphone for producing theater result of broadcast, it is characterised in that including：Audio input interface, virtual surround sound
Generation device, audio amplification device and audio output device；Wherein,
The audio input interface is used to receive the audio signal of input；
The virtual ring is connected around sound generation device with the audio input interface, at the audio signal to being input into
Reason, produces the audio signal with surround sound；
The audio amplification device, is connected with the virtual ring around sound generation device, for the audio with surround sound
Signal is amplified；
Audio output device, is connected with the audio amplification device, for exporting the audio signal after amplifying.
2. earphone according to claim 1, it is characterised in that also include：
Audio amplitude adjusting means, is connected to the audio input interface and the virtual ring between sound generation device, is used for
The amplitude size of each frequency range in the audio signal is adjusted according to preset value.
3. earphone according to claim 2, it is characterised in that the audio amplitude adjusting means is following specifically for performing
At least one treatment：The amplitude for setting the audio signal of low-frequency range is carried out into amplification treatment；The audio signal of Mid Frequency will be set
Amplitude carry out attenuation processing；And the amplitude for setting the audio signal of high band is carried out into amplification treatment.
4. earphone according to claim 2, it is characterised in that the audio amplitude adjusting means is digital equalizer.
5. according to any described earphones of claim 1-4, it is characterised in that also include：
A/D conversion circuit, is connected to the audio input interface and the virtual ring between sound generation device, is used for
The audio signal of input is converted into digital signal form from analog signal form；
D/A conversion circuit, is connected to the virtual ring between sound generation device and audio amplification device, for by institute
State the audio signal with surround sound and be converted into analog signal form from digital signal form.
6. according to any described earphones of claim 1-4, it is characterised in that the virtual ring includes around sound generation device：
L channel attenuation units and R channel attenuation units, for respectively from the left channel signals in the audio signal and right sound
Separate section signal carries out attenuation processing in road signal, forms L channel deamplification and R channel deamplification；
L channel delay unit and R channel delay unit, are connected with L channel attenuation units and R channel attenuation units respectively,
For carrying out delay process to L channel deamplification and R channel deamplification；
L channel reverberation unit, is connected with the R channel delay unit and audio input interface, for obtaining R channel decay
Signal and the left channel signals of input, carry out reverberation treatment；
R channel reverberation unit, is connected with the L channel delay unit and audio input interface, for obtaining L channel decay
Signal and the right-channel signals of input, carry out reverberation treatment.
7. earphone according to claim 6, it is characterised in that the L channel attenuation units and R channel attenuation units are also
For the signal to setpoint frequency point in the separate section signal to carry out amplification treatment.
8. earphone according to claim 6, it is characterised in that the audio output device includes：
Left channel loudspeaker, is connected, with the L channel reverberation unit by the audio amplification device for exporting at reverberation
Audio signal after reason；
Right channel loudspeaker, is connected, with the R channel reverberation unit by the audio amplification device for exporting at reverberation
Audio signal after reason.
9. earphone according to claim 6, it is characterised in that also include：
Supply unit, with the virtual ring around sound generation device, A/D conversion circuit, D/A conversion circuit, sound
Frequency amplifying device and/or audio amplitude adjusting means are connected, for being powered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621392723.1U CN206251325U (en) | 2016-12-16 | 2016-12-16 | A kind of earphone for producing theater result of broadcast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621392723.1U CN206251325U (en) | 2016-12-16 | 2016-12-16 | A kind of earphone for producing theater result of broadcast |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206251325U true CN206251325U (en) | 2017-06-13 |
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ID=59008490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621392723.1U Active CN206251325U (en) | 2016-12-16 | 2016-12-16 | A kind of earphone for producing theater result of broadcast |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206251325U (en) |
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2016
- 2016-12-16 CN CN201621392723.1U patent/CN206251325U/en active Active
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