CN206004900U - Raise one's voice equipment and terminal assembly - Google Patents
Raise one's voice equipment and terminal assembly Download PDFInfo
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- CN206004900U CN206004900U CN201620637529.9U CN201620637529U CN206004900U CN 206004900 U CN206004900 U CN 206004900U CN 201620637529 U CN201620637529 U CN 201620637529U CN 206004900 U CN206004900 U CN 206004900U
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- chip
- voice
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- raising
- usb connector
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Abstract
The utility model is related to electronic technology field, discloses one kind and raises one's voice equipment and terminal assembly.Equipment of raising one's voice in the utility model, including：First USB connector, protocol conversion chip, audio decoder chip, audio power amplifier and power supply unit；The signal pin of the first USB connector is connected to the signal input part of protocol conversion chip；The signal output part of protocol conversion chip is connected to the signal input part of audio decoder chip；The signal output part of audio decoder chip is connected to the signal input part of audio power amplifier；The confession electric pin of the first USB connector is connected to the first end of power supply unit；Second end of power supply unit is connected to the power end of the power end of protocol conversion chip, the power end of audio decoder chip and audio power amplifier.The utility model causes the equipment of raising one's voice to have high-fidelity sound effect function, so as to obtain preferable playback, and causes the terminal device for connecting equipment of raising one's voice to eliminate traditional special interface of raising one's voice, optimizes its outward appearance.
Description
Technical field
The utility model is related to electronic technology field, and more particularly to one kind is raised one's voice equipment and terminal assembly.
Background technology
With generality, the convenience of the terminal device application such as mobile phone, people are required also increasingly to its performance, outward appearance etc.
There is on height, such as mobile phone the interface of connection loudspeaker (Cellphone Accessories, such as earphone), outer playback can be experienced by loudspeaker
Effect, very convenient.
In existing mobile phone, connecting loudspeaker is plugged into by 3.5 millimeters or 2.5 millimeters of special purpose interface, and this
Class special purpose interface directly exports analog signal, if it is desired to obtain preferable playback, needs on the printed circuit board (PCB) of mobile phone
Arrange high-fidelity chip to complete the tasks such as data signal converting analogue signals, audio decoder, power amplification, and high-fidelity chip
Take printed circuit board area excessive, and the special purpose interface of 3.5 millimeters or 2.5 millimeters cannot be saved so that mobile phone cannot be real
Existing ultrathin design, the appearance effects to whole machine are huge；And special purpose interface exports analog signal, antijamming capability is weaker, needs again
Will on a printed circuit extra circuits weak to solve the problems, such as antijamming capability, implement extremely difficult.
Utility model content
The purpose of this utility model is that providing one kind raises one's voice equipment and terminal assembly so that the equipment of raising one's voice has high-fidelity
Sound effect function, so as to obtain preferable playback, and connect the terminal device of the equipment of raising one's voice can save traditional special
Raise one's voice interface, optimize the outward appearance of terminal device.
For solving above-mentioned technical problem, embodiment of the present utility model is raised one's voice equipment there is provided one kind, including：First
USB connector, protocol conversion chip, audio decoder chip, audio power amplifier and power supply unit；The letter of the first USB connector
Number pin is connected to the signal input part of protocol conversion chip；The signal output part of protocol conversion chip is connected to audio decoder core
The signal input part of piece；The signal output part of audio decoder chip is connected to the signal input part of audio power amplifier；First USB connects
The confession electric pin for connecing device is connected to the first end of power supply unit；Second end of power supply unit is connected to the power supply of protocol conversion chip
The power end of end, the power end of audio decoder chip and audio power amplifier.
Of the present utility model embodiment further provides a kind of terminal assembly, including：Terminal device is set with above-mentioned raising one's voice
Standby；Terminal device includes the second USB connector, and the second USB connector corresponds to the first USB connector.
In terms of existing technologies, the equipment of raising one's voice can connect terminal with USB connector to the utility model embodiment
Equipment, and the first USB connector of equipment of raising one's voice receives the audio signal of digital form from connected terminal device, solution
Receive in prior art of having determined analog form audio signal when the poor problem of the antijamming capability that runs into.Also, solve
In prior art, high-fidelity chip takes the excessive problem of board area；In addition, the first USB connector is connect with existing USB
Mouthful be compatible, can direct multiplex terminal equipment USB interface, eliminate existing 3.5 millimeters or 2.5 millimeters special raises
Acoustic interface, reduces the cost of terminal device, it is achieved that the ultrathin design of terminal device, the outward appearance for optimizing terminal device set
Meter.
In addition, power supply unit includes power supply chip；The input of power supply chip and output end are respectively the of power supply unit
One end and the second end；That is, the operating voltage for being applied to connected element is produced, to meet the demand of actual design, it is ensured that
The feasibility of the present invention.
In addition, power supply unit includes：Charging management chip, rechargeable battery and power supply chip；Rechargeable battery is just
Pole is connected to the input of charging management chip and the input of power supply chip；The output end of charging management chip is power supply unit
First end；The output end of power supply chip is the second end of power supply unit.So that the equipment of raising one's voice not only can be power itself, also
Can be connected power terminal equipment as portable power source.
In addition, protocol conversion chip also includes electricity early warning end, electricity early warning end is connected to the charging of charging management chip
Control end；Wherein, protocol conversion chip can monitor the electricity of the terminal device of equipment connection of raising one's voice, and monitoring result is passed through
Electricity early warning end is sent to charging management chip；That is, the equipment of raising one's voice not only can be power itself, can with real-time monitoring and its
The electricity of the terminal device of connection, so as to be its charging as portable power source when terminal device not enough power supply so that raise one's voice and set
Standby power supply is more intelligent.
In addition, protocol conversion chip turns PCM protocol chip for USB；There is provided a type of protocol conversion chip, to protect
The feasibility of the card present invention.
In addition, terminal device also includes audio process and PMU；Audio process is connected to the 2nd USB company
Connect the signal pin of device；PMU is connected to audio process and the second USB connector.
In addition, terminal device includes mobile terminal；Portability due to mobile terminal, it is desirable to which mobile terminal is done as far as possible
More frivolous, and using corresponding to the design of equipment of raising one's voice, better met the frivolous requirement of mobile terminal, made user more
It is convenient for carrying；And the environment residing for mobile terminal is changeable, by USB connector output digit signals, antijamming capability is stronger,
Therefore, mobile terminal is applied to, and practicality is stronger.
Description of the drawings
Fig. 1 is the schematic diagram of the equipment of raising one's voice according to first embodiment；
Fig. 2 is the schematic diagram of the equipment of raising one's voice according to second embodiment；
Fig. 3 is the schematic diagram of the equipment of raising one's voice according to the 3rd embodiment；
Fig. 4 is the schematic diagram of the terminal device according to the 4th embodiment.
Specific embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, new to this practicality below in conjunction with accompanying drawing
Each embodiment of type is explained in detail.However, it will be understood by those skilled in the art that in the utility model
In each embodiment, in order that reader more fully understands the application and proposes many ins and outs.But, even if there is no these
Ins and outs and many variations based on following embodiment and modification, it is also possible to realize required by each claim of the application
The technical scheme of protection.
First embodiment of the present utility model is related to one kind and raises one's voice equipment, is applied to connected terminal device, such as
Shown in Fig. 1, the equipment of raising one's voice includes：First USB (USB) connector 1, protocol conversion chip 2, audio decoder chip
3rd, audio power amplifier 4 and power supply unit 5.
The signal pin of the first USB connector 1 is connected to the signal input part of protocol conversion chip 2；Protocol conversion chip 2
Signal output part be connected to the signal input part of audio decoder chip 3；The signal output part of audio decoder chip 3 is connected to sound
The signal input part of frequency amplifirer 4.
Wherein, protocol conversion chip 2 turns PCM protocol chip for USB；There is provided a type of protocol conversion chip, with
Ensure the exploitativeness of the present invention.
In present embodiment, power supply unit 5 includes power supply chip 51；The input of power supply chip 51 is respectively with output end
The first end of power supply unit 5 and the second end.
The confession electric pin of the first USB connector 1 be connected to power supply chip 51 input (that is, power supply unit 5 first
End)；The output end (that is, the second end of power supply unit 5) of power supply chip 51 is connected to power end, the audio frequency of protocol conversion chip 2
The power end of decoding chip 3 and the power end of audio power amplifier 4.
In terms of existing technologies, the equipment of raising one's voice can be connected the utility model embodiment with the first USB connector 1
Terminal device, and the first USB connector 1 of equipment of raising one's voice receives the audio frequency letter of digital form from connected terminal device
Number, solving the problems, such as, the antijamming capability run into during the audio signal that analog form is received in prior art is poor.And set
The meter equipment of raising one's voice has high-fidelity sound effect function, solves in prior art in the excessive terminal device of high-fidelity chip area footprints
The not enough problem of printed circuit board area；In addition, the first USB connector 1 is compatible with existing USB interface, can be direct
The USB interface of multiplex terminal equipment, eliminates existing 3.5 millimeters or 2.5 millimeters of special interface of raising one's voice, reduces terminal and set
Standby cost, it is achieved that the ultrathin design of terminal device, optimizes the appearance design of terminal device.
Second embodiment of the present utility model is related to one kind and raises one's voice equipment, as shown in Fig. 2 second embodiment and first
Embodiment is roughly the same, is in place of the main distinction：In the first embodiment, power supply unit 5 includes power supply chip 51, and
In the utility model second embodiment, power supply unit 5 includes：Power supply chip 51, charging management chip 52 and chargeable
Battery 53.
In present embodiment, the positive pole of rechargeable battery 53 is connected to input and the power supply chip of charging management chip 52
51 input.
Wherein, the output end of charging management chip 52 is first end, the i.e. output of charging management chip 52 of power supply unit 5
End is connected to the confession electric pin of the first USB connector 1；The output end of power supply chip 51 is the second end of power supply unit 5, that is, power
The output end of chip 51 is connected to the power end of protocol conversion chip 2, the power end of audio decoder chip 3 and audio power amplifier
4 power end.
For first embodiment, power supply unit 5 increased charging management chip 52 and can to present embodiment
Rechargeable battery 53 so that the equipment of raising one's voice not only can be power itself, is also used as portable power source for connected terminal
Equipment is powered, and without the need for obtaining electricity from connected terminal device, has expanded application scenarios of the present utility model.
3rd embodiment of the present utility model is related to one kind and raises one's voice equipment, as shown in figure 3, the 3rd embodiment is second
Improvement is made on the basis of embodiment, is mainly theed improvement is that：In the 3rd embodiment of the utility model, protocol conversion
Chip 2 also includes electricity early warning end.
In present embodiment, electricity early warning end is connected to the charge control end of charging management chip 52.
Wherein, protocol conversion chip 2 can monitor the electricity of the terminal device of equipment connection of raising one's voice, and monitoring result is led to
Cross electricity early warning end to send to charging management chip 52.
For second embodiment, the equipment of raising one's voice not only can be power itself to present embodiment, can also be real
When monitor the electricity of connected terminal device, so as to be its charging as portable power source when terminal device not enough power supply,
So that the power supply of equipment of raising one's voice is more intelligent.
The 4th embodiment of the utility model is related to a kind of terminal assembly, and terminal assembly includes：Terminal device 6, first or
Equipment of raising one's voice described in second embodiment.
In present embodiment, terminal device 6 includes the second USB connector 61, audio process 62 and power management list
Unit 63；Actual terminal device 6 also includes the rechargeable battery 64 for being connected to PMU 63.
In present embodiment, audio process 63 is connected to the signal pin of the second USB connector 61；PMU
62 are connected to audio process 63 and the second USB connector 61.
Wherein, the second USB connector corresponds to the first USB connector；In practical application, the first USB connector and second
USB connector can be joined directly together, it is also possible to can pass through corresponding data wire (such as OTG data wire) by the first USB connector
It is connected with the 2nd USB, interacts with the equipment of raising one's voice so as to realize terminal device.
Wherein, terminal device includes mobile terminal (such as mobile phone)；Portability due to mobile terminal, it is desirable to mobile whole
It is more frivolous that end is done as far as possible, and using the design corresponding to equipment of raising one's voice, has better met the frivolous requirement of mobile terminal,
Make user more convenient to carry；And the environment residing for mobile terminal is changeable, by USB connector output digit signals, resist dry
Disturb ability stronger, therefore, mobile terminal is applied to, practicality is stronger.
It will be understood by those skilled in the art that the respective embodiments described above are to realize of the present utility model being embodied as
Example, and in actual applications, can to which, various changes can be made in the form and details, without departing from spirit of the present utility model
And scope.
Claims (8)
1. one kind is raised one's voice equipment, it is characterised in that include：First USB connector, protocol conversion chip, audio decoder chip, sound
Frequency amplifirer and power supply unit；
The signal pin of first USB connector is connected to the signal input part of the protocol conversion chip；The agreement turns
The signal output part for changing chip is connected to the signal input part of the audio decoder chip；The signal of the audio decoder chip is defeated
Go out the signal input part that end is connected to the audio power amplifier；
The confession electric pin of first USB connector is connected to the first end of said supply unit；The second of said supply unit
End is connected to power end, the power end of the audio decoder chip and the audio power amplifier of the protocol conversion chip
Power end.
2. equipment of raising one's voice according to claim 1, it is characterised in that said supply unit includes power supply chip；The confession
The input of electrical chip is respectively first end and second end of said supply unit with output end.
3. equipment of raising one's voice according to claim 1, it is characterised in that said supply unit includes：Charging management chip, can
Rechargeable battery and power supply chip；
The positive pole of the rechargeable battery is connected to the input of the charging management chip and the input of the power supply chip；
The output end of the charging management chip is the first end of said supply unit；
The output end of the power supply chip is the second end of said supply unit.
4. equipment of raising one's voice according to claim 3, it is characterised in that the protocol conversion chip also includes electricity early warning
End, the electricity early warning end is connected to the charge control end of the charging management chip；
Wherein, the protocol conversion chip can monitor the electricity of the terminal device of the equipment connection of raising one's voice, and monitoring is tied
Fruit is sent to the charging management chip by the electricity early warning end.
5. equipment of raising one's voice according to claim 1, it is characterised in that the protocol conversion chip turns PCM agreement core for USB
Piece.
6. a kind of terminal assembly, it is characterised in that include：Terminal device and raising one's voice described in any one in claim 1 to 5
Equipment；
The terminal device includes the second USB connector, and second USB connector corresponds to first USB connector.
7. terminal assembly according to claim 6, it is characterised in that the terminal device also includes audio process with electricity
Source control unit；
The audio process is connected to the signal pin of second USB connector；
The PMU is connected to the audio process with second USB connector.
8. terminal assembly according to claim 6, it is characterised in that the terminal device includes mobile terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620637529.9U CN206004900U (en) | 2016-06-23 | 2016-06-23 | Raise one's voice equipment and terminal assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620637529.9U CN206004900U (en) | 2016-06-23 | 2016-06-23 | Raise one's voice equipment and terminal assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206004900U true CN206004900U (en) | 2017-03-08 |
Family
ID=58204411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620637529.9U Expired - Fee Related CN206004900U (en) | 2016-06-23 | 2016-06-23 | Raise one's voice equipment and terminal assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206004900U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107948798A (en) * | 2017-12-19 | 2018-04-20 | 歌尔股份有限公司 | Charging box, wireless device and wireless headset |
-
2016
- 2016-06-23 CN CN201620637529.9U patent/CN206004900U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107948798A (en) * | 2017-12-19 | 2018-04-20 | 歌尔股份有限公司 | Charging box, wireless device and wireless headset |
| CN107948798B (en) * | 2017-12-19 | 2020-02-14 | 歌尔股份有限公司 | Charging box, wireless device and wireless earphone |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170308 Termination date: 20190623 |