CN207853992U - Audio devices applied to smart mobile phone TYPE-C interfaces - Google Patents
Audio devices applied to smart mobile phone TYPE-C interfaces Download PDFInfo
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- CN207853992U CN207853992U CN201820130273.1U CN201820130273U CN207853992U CN 207853992 U CN207853992 U CN 207853992U CN 201820130273 U CN201820130273 U CN 201820130273U CN 207853992 U CN207853992 U CN 207853992U
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Abstract
The utility model discloses a kind of audio devices applied to smart mobile phone TYPE C interface, including smart mobile phone, the first TYPE C interface, control module, loud speaker, microphone, button；Control module includes the 2nd TYPE C interface, power management, pattern-recognition, USB interface, DAC converter, ADC converters, audio-frequency amplifier, filtering denoiser, recognition by pressing keys, button transmission, clock oscillator, electrification reset；Smart mobile phone is connect by the first TYPE C interface with the 2nd TYPE C interface in control module and module provides working power in order to control；The loud speaker is connected with audio-frequency amplifier, and microphone is connect with filtering denoiser.Digital audio and video signals are transmitted using smart mobile phone TYPE C interface, the electromagnetic signal interference of mobile phone can be exempted, have the advantages that sound clarity；Simultaneously using the power drives loud speaker of smart mobile phone, system cost is reduced.
Description
Technical field：
The utility model belongs to communication transfer field, more particularly to a kind of audio applied to smart mobile phone TYPE-C interfaces
Device.
Background technology：
The call headset of existing smart mobile phone is all traditional circular hole plug headset or Bluetooth wireless communication headset.Bluetooth without
Line communication headsets exist need external connection battery power supply, be easy by Electromagnetic Interference, it is of high cost, have the shortcomings that radiation to human body.
Traditional circular hole headset is easy to be shorted to ground wire in swapping process sound intermediate frequency signal, and electromagnetism when being easy by mobile phone communication
Interference, noise is larger, and call tone quality is low；In addition, traditional circular hole earphone jack also adds the thickness of mobile phone, affect mobile phone to
Thinner direction design；Traditional circular hole earphone jack does not also have water-proof function.
The information for being disclosed in the background technology part is merely intended to increase the understanding to the general background of the utility model, and
It is not construed as recognizing or implying in any form that information composition has been existing well known to persons skilled in the art
Technology.
Utility model content：
The purpose of this utility model is to provide a kind of audio devices applied to smart mobile phone TYPE-C interfaces, thus gram
Take above-mentioned defect in the prior art.
To achieve the above object, the utility model provides a kind of audio dress applied to smart mobile phone TYPE-C interfaces
It sets, including：Smart mobile phone, the first TYPE-C interfaces, control module, loud speaker, microphone, button；The control module includes：
2nd TYPE-C interfaces, power management, pattern-recognition, USB interface, DAC converter, ADC converters, audio-frequency amplifier, filtering
Denoiser, recognition by pressing keys, button transmission, clock oscillator, electrification reset；The smart mobile phone by the first TYPE-C interfaces with
The 2nd TYPE-C interfaces in control module connect and provide working power for the control module；The loud speaker and control mould
Audio-frequency amplifier in the block is connected, and the microphone is connect with the filtering denoiser in control module；The button is known with button
It does not connect.
Preferably, in technical solution, the first TYPE-C interfaces and the 2nd TYPE-C interfaces include that two groups of difference are believed
Number TX/RX, pattern-recognition signal CC, USB differential signal D+/D-, auxiliary signal SBU, power supply Vbus/GND, the pattern-recognition
Operating mode, the power supply Vbus/GND signal wires provide power supply to signal CC for mobile phone terminal to audio devices for identification.
Preferably, in technical solution, the DAC converter and ADC converters are dodged using Delta-Sigma algorithms or half
Fast structure, weighted resistor structure.
Preferably, in technical solution, the loud speaker is one or more.
Preferably, in technical solution, the loud speaker selects the earphone horn or outgoing loudspeaker of various models.
Preferably, in technical solution, the microphone select various models carbon granules microphone or liquid microphone or
MEMS silicon microphone.
Preferably, in technical solution, the clock oscillator can be in order to avoid with external crystal oscillator or select external crystal oscillator.
Preferably, in technical solution, the audio-frequency amplifier selects A classes or AB classes or D classes or F class audio amplifier electricity
Road.
Preferably, in technical solution, the button includes volume increase and decrease button, upper and lower song selection key, receives calls
Button, pause button.
Compared with prior art, the utility model has the advantages that：
Digital audio and video signals are transmitted using smart mobile phone TYPE-C interfaces, the electromagnetic signal interference of mobile phone, tool can be exempted
There is the advantages of sound clarity；Simultaneously using smart mobile phone power drives loud speaker, save external power supply, reduce system at
This；Filtering denoiser in control module can improve the clarity of call；Volume increase and decrease, the choosing of upper and lower song are realized by button
The function controls such as select, receive calls, suspending；Traditional round mouth earphone jack can be removed using this programme mobile phone, realize preventing mobile phone
Water, thinner design.
Description of the drawings：
Fig. 1 is the audio device structure schematic diagram applied to smart mobile phone TYPE-C interfaces of the utility model structure；
Fig. 2 is the first TYPE-C interfaces of the utility model and the signal wire definition figure of the 2nd TYPE-C interfaces；
Main appended drawing reference explanation：
The first TYPE-C interfaces of 1- smart mobile phones, 2-, 3- control modules, 4- loud speakers, 5- microphones, 6- buttons, 30-
Two TYPE-C interfaces, 31-USB interfaces, 32-DAC converters, 33- audio-frequency amplifiers, 34-ADC converters, 35- filter noise reduction
Device, the transmission of 36- buttons, 37- recognition by pressing keys, 38- pattern-recognitions, 39- power managements, 3a- clock oscillators, 3b- electrification resets.
Specific implementation mode：
Specific embodiment of the present utility model is described in detail below, it is to be understood that the protection of the utility model
Range is not restricted by specific implementation.
Unless otherwise explicitly stated, otherwise in entire disclosure and claims, term " comprising " or its change
It changes such as "comprising" or " including " etc. and will be understood to comprise stated element or component, and do not exclude other members
Part or other component parts.
As shown in Figure 1, the audio devices applied to smart mobile phone TYPE-C interfaces, including：Smart mobile phone 1, the first TYPE-
C interface 2, control module 3, loud speaker 4, microphone 5, button 6；The control module 3 includes the 2nd TYPE-C interfaces 30, USB
Interface 31, DAC converter 32, audio-frequency amplifier 33, ADC converters 34 filter denoiser 35, button transmission 36, recognition by pressing keys
37, pattern-recognition 38, power management 39, clock oscillator 3a, electrification reset 3b；The smart mobile phone 1 passes through the first TYPE-C
Interface 2 connect with the 2nd TYPE-C interfaces 30 in control module 3 and provides working power for the control module 3；It is described to raise
Sound device 4 is connected with the audio-frequency amplifier 33 in control module 3, and the microphone 5 connects with the filtering denoiser 35 in control module 3
It connects；The button 6 is connect with recognition by pressing keys 37.
DAC converter 33, ADC converters 34 are using based on Delta-Sigma algorithms or half flash architectures, weighted resistor knot
The anti-jamming circuit framework of structure；Clock oscillator 3a can be in order to avoid external crystal oscillator, can also select external crystal oscillator；Audio-frequency amplifier 33
Select A classes or AB classes, D classes or F class audio amplifier circuits；The TYPE-C interfaces support positive and negative plugging function, including two groups poor
Sub-signal TX/RX, pattern-recognition signal CC, USB differential signal D+/D-, auxiliary signal SBU, power supply Vbus/GND equisignal lines,
Operating mode is identified by CC signal wires, and operating mode includes the work(such as transmission of video, power source charges, data transmission, audio transmission
Can, mobile phone terminal provides power supply by Vbus and GND to audio devices.The loud speaker 4 and the audio-frequency amplifier in control module 3
33 are connected, and loud speaker 4 selects the earphone horn or outgoing loudspeaker of various models, and multiple loud speakers can be arranged, to reach circular
Stereosonic effect；The microphone 5 is connect with the filtering denoiser 35 in control module 3, and microphone 5 selects various models
Carbon granules microphone or liquid microphone or MEMS silicon microphone；The button 6 and the recognition by pressing keys 37 and button in control module 3
36 connection of transmission, keypress function include that volume increases and decreases, upper and lower song is selected, received calls, play the functions such as pause.
In use, smart mobile phone 1 is connected to by the first TYPE-C interfaces 2 in control module 3, smart mobile phone 1 can root
Operating mode is identified according to the CC signal conditions of the first, second TYPE-C interfaces, and passes through Vbus interfaces and GND interfaces mould in order to control
Block 3 provides power supply power supply, when smart mobile phone 1 sends audio data to loud speaker 4, pattern recognition module 38 by first, the
The CC signal identifications of two TYPE-C interfaces go out audio transmission operating mode, and audio signal is passed through the first, second of control module 3
TYPE-C interfaces are transferred to USB interface D+/D- differential signals, are then forwarded to DAC converter 32, and put by audio-frequency amplifier 33
After big, it is output to loud speaker 4；DAC converter 32 and loud speaker 4 can be multichannels, to achieve the effect that surround sound.
When microphone 5, which collects audio, sends smart mobile phone 1, by filtering denoiser 35, ADC converters 34 are sent to smart mobile phone
1.Button 6 realizes that volume increase and decrease, upper and lower song are selected, received calls, playing the function controls such as pause.
The description of the aforementioned specific exemplary embodiment to the utility model is in order to illustrate and illustration purpose.These
Description is not wishing to for the utility model to be limited to disclosed precise forms, and it will be apparent that according to the above instruction, can carry out
Many change and variations.The purpose of selecting and describing the exemplary embodiment is that explaining the specific principle of the utility model
And its practical application, so that those skilled in the art can realize and utilize a variety of different examples of the utility model
Property embodiment and various chooses and changes.The scope of the utility model is intended to by claims and its waits similar shapes
Formula is limited.
Claims (9)
1. the audio devices applied to smart mobile phone TYPE-C interfaces, it is characterised in that：Including：Smart mobile phone, the first TYPE-C
Interface, control module, loud speaker, microphone, button；The control module includes：2nd TYPE-C interfaces, power management, mould
Formula identification, USB interface, DAC converter, ADC converters, audio-frequency amplifier, filtering denoiser, recognition by pressing keys, button transmission, when
Clock oscillator, electrification reset；The smart mobile phone passes through the 2nd TYPE-C interfaces in the first TYPE-C interfaces and control module
It connects and provides working power for the control module；The loud speaker is connected with the audio-frequency amplifier in control module, described
Microphone is connect with the filtering denoiser in control module；The button is connect with recognition by pressing keys.
2. the audio devices according to claim 1 applied to smart mobile phone TYPE-C interfaces, it is characterised in that：Described
One TYPE-C interfaces and the 2nd TYPE-C interfaces include two groups of differential signal TX/RX, pattern-recognition signal CC, USB difference letter
Number D+/D-, auxiliary signal SBU, power supply Vbus/GND, the pattern-recognition signal CC operating mode for identification, the power supply
Vbus/GND signal wires provide power supply for mobile phone terminal to audio devices.
3. the audio devices according to claim 1 applied to smart mobile phone TYPE-C interfaces, it is characterised in that：It is described
DAC converter and ADC converters use Delta-Sigma algorithms or half flash architectures, weighted resistor structure.
4. the audio devices according to claim 1 applied to smart mobile phone TYPE-C interfaces, it is characterised in that：It is described to raise
Sound device is one or more.
5. the audio devices according to claim 1 applied to smart mobile phone TYPE-C interfaces, it is characterised in that：It is described to raise
Sound device selects the earphone horn or outgoing loudspeaker of various models.
6. the audio devices according to claim 1 applied to smart mobile phone TYPE-C interfaces, it is characterised in that：The wheat
The carbon granules microphone or liquid microphone or MEMS silicon microphone of gram various models of selection by winnowing.
7. the audio devices according to claim 1 applied to smart mobile phone TYPE-C interfaces, it is characterised in that：When described
Clock oscillator can be in order to avoid with external crystal oscillator or select external crystal oscillator.
8. the audio devices according to claim 1 applied to smart mobile phone TYPE-C interfaces, it is characterised in that：The sound
Audio amplifier selects A classes or AB classes or D classes or F class audio amplifier circuits.
9. the audio devices according to claim 1 applied to smart mobile phone TYPE-C interfaces, it is characterised in that：It is described to press
Key includes volume increase and decrease button, upper and lower song selection key, the button that receives calls, pause button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820130273.1U CN207853992U (en) | 2018-01-25 | 2018-01-25 | Audio devices applied to smart mobile phone TYPE-C interfaces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820130273.1U CN207853992U (en) | 2018-01-25 | 2018-01-25 | Audio devices applied to smart mobile phone TYPE-C interfaces |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207853992U true CN207853992U (en) | 2018-09-11 |
Family
ID=63412397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820130273.1U Active CN207853992U (en) | 2018-01-25 | 2018-01-25 | Audio devices applied to smart mobile phone TYPE-C interfaces |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207853992U (en) |
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2018
- 2018-01-25 CN CN201820130273.1U patent/CN207853992U/en active Active
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| TR01 | Transfer of patent right |
Effective date of registration: 20200713 Address after: Room 516, building A3, innovation industrial park, No. 800, Wangjiang West Road, hi tech Zone, Hefei City, Anhui Province 230000 Patentee after: Hefei Sijing Electronic Co.,Ltd. Address before: Room 301-302, Building A, Wuxi Software Park Information Park, 21 Changjiang Road, Xinwu District, Wuxi City, Jiangsu Province Patentee before: WUXI NAVOTA ELECTRONICS Co.,Ltd. |