CN205160772U - Sound card - Google Patents
Sound card Download PDFInfo
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- CN205160772U CN205160772U CN201520933534.XU CN201520933534U CN205160772U CN 205160772 U CN205160772 U CN 205160772U CN 201520933534 U CN201520933534 U CN 201520933534U CN 205160772 U CN205160772 U CN 205160772U
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- sound card
- interface
- external apparatus
- electric energy
- apparatus interface
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Abstract
The utility model provides a sound card has the external equipment interface, and electric energy that energy storage unit and charge and discharge unit, charge and discharge unit utilized the outside equipment import that charges is to the operation of charging of energy storage unit for sound card can utilize outside electric energy to charge for self in the course of the work, makes the sound card continued work time longer, make full use of the electric energy.
Description
Technical field
The application relates to field of audio processing, particularly relates to a kind of sound card.
Background technology
Along with the development of society, people's living standard is while improving constantly, and the demand for cultural life is vigorous gradually, and public recreation more and more becomes a kind of trend.
Music, as a kind of mode can moulding people's inner world, for a long time, is the major distraction mode of people always.Popular gradually along with external sound card, enjoying beautiful music by external sound card has become popular widespread demand.
Need its power supply in the sound card course of work, existing sound card or is connected with supply hub by power line, wiring trouble, it is limited to apply place; Or adopting the mode of internal battery to power, sound card is limited to battery capacity service time; When sound card and external charging equipment connection, cannot active obtaining electric energy, limit the sustainable operation of sound card.
Therefore a kind of sound card that can obtain electric energy from outside is needed.
Summary of the invention
The application provides a kind of sound card, comprising:
First external apparatus interface, has a power pins, mutual for be connected to make sound card and described external equipment to carry out signal with sound card for external equipment; Storage Unit, it is for powering to described sound card; And, charge/discharge unit, be electrically connected with described first external apparatus interface and Storage Unit respectively, for when the external equipment of described first external apparatus interface access has power supply capacity, the electric energy utilizing described external equipment to input charges to described Storage Unit.
Further, described sound card also comprises electric energy detection unit, described electric energy detection unit is electrically connected with described Storage Unit, charge/discharge unit respectively, described electric energy detection unit is for detecting the current electric energy of described Storage Unit, described charge/discharge unit is used for when the current electric energy of described Storage Unit is less than preset value, utilizes the electric energy of the external equipment input of described first external apparatus interface access to charge to described Storage Unit.
Further, described sound card also comprises peripheral hardware detecting unit, and described peripheral hardware detecting unit is communicated with the described power pins signal of telecommunication, whether has power supply capacity for the external equipment detecting described first external apparatus interface access; Described electric energy detection unit is electrically connected with described peripheral hardware detecting unit, during for detecting that at described peripheral hardware detecting unit the external equipment of described first external apparatus interface access has power supply capacity, detects the current electric energy of described Storage Unit.
Further, described sound card also comprises power supply trigger button and the second external apparatus interface; Described power supply trigger button is electrically connected with described charge/discharge unit; Described charge/discharge unit, also for when described power supply activation knob is triggered, utilizes the electric energy of described Storage Unit to power to the external equipment be connected with described second external apparatus interface.
Further, described sound card also comprises the 3rd external apparatus interface, and it is for for described sound card access outer audio equipment, mutual to make described sound card and described outer audio equipment carry out audio frequency.
Further, described sound card comprises analogue audio frequency treatment circuit, it is for processing the audio signal entering described sound card, and described analogue audio frequency treatment circuit comprises amplifying circuit, presses at least one of rationing the power supply in road, core circuit, equilibrium treatment circuit, analog to digital conversion circuit, D/A converting circuit.
Further, described sound card comprises digital audio processing circuit, it is for processing the audio signal entering described sound card, and described digital audio processing circuit comprises at least one in protocol conversion circuitry, sound effect processing circuit, analog to digital conversion circuit, D/A converting circuit.
Further, described digital audio processing circuit and described analogue audio frequency treatment circuit carry out signal communication by light signal, the signal of telecommunication or magnetic signal, and described first external apparatus interface is by described analogue audio frequency treatment circuit and digital audio processing circuit and described 3rd external apparatus interface signal communication.
Further, described first external apparatus interface is analog audio interface or digital audio interface, and described 3rd external apparatus interface is analog audio interface or digital audio interface.
Further, the quantity of described first external apparatus interface is one or more, described first external apparatus interface at least comprises microphone interface, instrumental interface, mobile terminal device interface, the interface monitored in interface, the quantity of described 3rd external apparatus interface is one or more, and described 3rd external apparatus interface at least comprises microphone interface, instrumental interface, mobile terminal device interface, the interface monitored in interface.
The beneficial effect of the application is: the application provides a kind of sound card, there is external apparatus interface, Storage Unit and charge/discharge unit, the electric energy that charge/discharge unit utilizes external equipment to input carries out charging operations to Storage Unit, make sound card in the course of the work, external electric energy can be utilized to be self charging, to make sound card continuous working period longer, take full advantage of electric energy.
Accompanying drawing explanation
Fig. 1 is a kind of example structure schematic diagram of the application;
Fig. 2 is the another kind of example structure schematic diagram of the application;
Fig. 3 is the another kind of example structure schematic diagram of the application;
Fig. 4 is the another kind of example structure schematic diagram of the application.
Embodiment
By reference to the accompanying drawings the present invention is described in further detail below by embodiment.
The present embodiment provides a kind of sound card, as shown in Figure 1, comprising: the first external apparatus interface, Storage Unit and charge/discharge unit.
First external apparatus interface, has a power pins, mutual for be connected to make sound card and external equipment to carry out signal with sound card for external equipment; The signal that first external apparatus interface is used for carrying out for external equipment and sound card electric energy and/or voice data is mutual.This sentences the first external apparatus interface be USB interface is that example is described, and Universal USB interface has four pins: power pins, ground wire pin, two data wire pins.USB interface carries out main equipment to the powered operation from equipment by power pins, is carried out the transmission of voice data by two data pin.First external apparatus interface has power pins, can for carrying out powered operation between external equipment and sound card.
Storage Unit, it is for powering to sound card; In the present embodiment, Storage Unit is specially storage battery or accumulation of energy components and parts, and Storage Unit is powered to sound card, to ensure the normal work of sound card.
Charge/discharge unit, is electrically connected with the first external apparatus interface and Storage Unit respectively, and for when the external equipment of the first external apparatus interface access has power supply capacity, the electric energy utilizing external equipment to input charges to Storage Unit.
In the present embodiment, the electric energy that charge/discharge unit utilizes external equipment to input carries out charging operations to Storage Unit, makes sound card in the course of the work, external electric energy can be utilized to be self charging, make sound card continuous working period longer, take full advantage of electric energy.
In another embodiment, as shown in Figure 2, sound card also comprises electric energy detection unit, electric energy detection unit is electrically connected with Storage Unit, charge/discharge unit respectively, electric energy detection unit is for detecting the current electric energy of Storage Unit, charge/discharge unit is used for when the current electric energy of Storage Unit is less than preset value, utilizes the electric energy of the external equipment input of the first external apparatus interface access to charge to Storage Unit.
In the present embodiment, the current electric energy of electric energy detection unit inspection Storage Unit, this electric energy is only summary saying, and electric energy detection unit not only can detect the current voltage value of Storage Unit, also its current value or performance number can be detected, to detect the accumulation of energy situation of Storage Unit.
Charge/discharge unit is used for when the current electric energy of Storage Unit is less than preset value, the electric energy of the external equipment input of the first external apparatus interface access is utilized to charge to Storage Unit, comprise: if the current electric energy of Storage Unit is less than preset value, electric energy detection unit inspection has power supply capacity to external equipment, then the electric energy that charge/discharge unit utilizes the external equipment be connected with external apparatus interface to input charges to Storage Unit; If the current electric energy of Storage Unit is not less than preset value or does not detect that external equipment access does not possess charging ability, then charge/discharge unit does not charge to Storage Unit.
In the present embodiment, charge/discharge unit, when the accumulation of energy of Storage Unit is less than preset value, just starts charging to it, avoids and repeatedly charge to Storage Unit when sound card accumulation of energy abundance, causes charge efficiency low or reduce the Storage Unit life-span.
On the basis of embodiment in fig. 2, in another embodiment, as shown in Figure 3, sound card also comprises peripheral hardware detecting unit, and peripheral hardware detecting unit is communicated with the power pins signal of telecommunication, whether has power supply capacity for the external equipment detecting the first external apparatus interface access; Electric energy detection unit is electrically connected with peripheral hardware detecting unit, during for detecting that at peripheral hardware detecting unit the external equipment of the first external apparatus interface access has power supply capacity, detects the current electric energy of Storage Unit.
Peripheral hardware detecting unit is used for detecting the electric energy of power pins, according to testing result, judges whether the external equipment of the first external apparatus interface access has power supply capacity; When the external equipment of the first external apparatus interface access has power supply capacity, peripheral hardware detecting unit can detect electric energy in power pins, in the present embodiment, the electric energy of peripheral hardware detecting unit to power pins detects, this electric energy is only summary saying, peripheral hardware detecting unit not only can detect the magnitude of voltage of power pins, also can detect its current value or performance number.
In the present embodiment, charge/discharge unit, after power detecting unit has detected that external equipment has power supply capacity, just starts charging, avoids, when external equipment does not have power supply capacity, repeatedly starting charging, waste device resource.
In other embodiments, as shown in Figure 4, sound card also comprises power supply trigger button and the second external apparatus interface; Power supply trigger button is electrically connected with charge/discharge unit; Charge/discharge unit also for when activation knob of powering is triggered, utilizes the electric energy of Storage Unit to power to the external equipment be connected with the second external apparatus interface.
In the present embodiment, sound card can utilize the electric energy of Storage Unit to be powered by the second external apparatus interface external device, for external equipment provides electric energy, ensure that the normal work of external equipment, extends the application scenarios of sound card.
In another embodiment, sound card also comprises the 3rd external apparatus interface, and it is for for sound card access outer audio equipment, mutual to make sound card and outer audio equipment carry out audio frequency.
Outer audio equipment comprises the audio frequency apparatuses such as sound card, mobile phone, panel computer, computer, microphone.Sound card and outer audio equipment carry out the mutual of audio signal by the 3rd external apparatus interface.In a upper embodiment, sound card comprises on the basis of the 3rd external apparatus interface, sound card comprises analogue audio frequency treatment circuit, it is for processing the audio signal entering sound card, and analogue audio frequency treatment circuit comprises amplifying circuit, presses at least one of rationing the power supply in road, core circuit, equilibrium treatment circuit, analog to digital conversion circuit, D/A converting circuit.Analogue audio frequency treatment circuit respectively by amplifying circuit, pressure ration the power supply road, core circuit, equilibrium treatment circuit simulated audio signal amplified, press limit, except making an uproar, equilibrium treatment; Analog to digital conversion circuit is used for simulated audio signal to be converted to digital audio and video signals; D/A converting circuit is used for being converted to simulated audio signal to digital audio and video signals.
Sound card has analogue audio frequency treatment circuit, can process, maybe the digital audio and video signals received is converted to simulated audio signal and processes, extend the application scenarios of sound card to the simulated audio signal received.
In a upper embodiment, sound card comprises on the basis of analogue audio frequency treatment circuit, sound card comprises digital audio processing circuit, it is for processing the audio signal entering sound card, and digital audio processing circuit comprises at least one in protocol conversion circuitry, sound effect processing circuit, analog to digital conversion circuit, D/A converting circuit.Sound card has digital audio processing circuit, can process the digital audio and video signals received, and maybe the simulated audio signal received is converted to the laggard row relax of digital audio and video signals, extends the application scenarios of sound card.
It is easily understood that, when both having comprised analogue audio frequency treatment circuit in sound card, when comprising again digital audio processing circuit, analog to digital conversion circuit only needs to be arranged among in analogue audio frequency treatment circuit and digital audio processing circuit, and in like manner D/A converting circuit only needs to be arranged among in analogue audio frequency treatment circuit and digital audio processing circuit.
In another embodiment, the first external apparatus interface is analog audio interface or digital audio interface, and the 3rd external apparatus interface is analog audio interface or digital audio interface.
Analogue audio frequency treatment circuit comprises analog to digital conversion circuit, the simulated audio signal of input can be converted to digital audio and video signals, by the optical fiber that is arranged between analogue audio frequency treatment circuit and digital audio processing circuit or the transmission coaxially carrying out digital audio and video signals.In digital audio processing circuit, the digital audio and video signals received is carried out format conversion by protocol conversion circuitry, is converted to the digital audio and video signals suitable with digital audio interface and exports.
Also by digital audio interface input digital audio signal, by optical fiber or the D/A conversion unit coaxially exporting analogue audio frequency treatment circuit to after protocol conversion, D/A conversion unit is exported by analog audio interface after digital audio and video signals is converted to simulated audio signal.
Also by a digital audio interface input, after protocol conversion, exported by another digital audio interface.
Also by an analog audio interface input, exported by another analog audio interface; Or by an analog audio interface input, after amplifying, pressing the process such as limit, noise reduction, exported by another analog audio interface.
In another embodiment, realize signal communication by light signal, the signal of telecommunication or magnetic signal between analogue audio frequency treatment circuit and digital audio processing circuit, the first external apparatus interface is by analogue audio frequency treatment circuit and digital audio processing circuit and the 3rd external apparatus interface signal communication.
When analogue audio frequency treatment circuit and digital audio processing circuit carry out signal communication by light signal, optical-fibre channel can be set between analogue audio frequency treatment circuit and digital audio processing circuit, or the photoelectric isolating circuit comprising optocoupler is set.
When analogue audio frequency treatment circuit and digital audio processing circuit carry out signal communication by the signal of telecommunication, analogue audio frequency treatment circuit and digital audio processing circuit are provided with coaxial interface circuit.
When analogue audio frequency treatment circuit and digital audio processing circuit carry out signal communication by magnetic signal, analogue audio frequency treatment circuit and digital audio processing circuit are provided with isolating transformer, and number of secondary turns is than the digital isolating transformer etc. for 1:1 as before.
First external apparatus interface can be USB interface, 3rd external apparatus interface can be 3.5mm or the 6.35mm audio interface of external microphone, USB interface and microphone interface are by analogue audio frequency treatment circuit and digital audio processing circuit communication, the audio signal of microphone interface input is sent into computer by USB interface and is recorded, or sound card obtains electric energy by USB interface from external equipment.
Signal communication is realized by light signal, the signal of telecommunication or magnetic signal between analogue audio frequency treatment circuit and digital audio processing circuit, achieve the signal isolation of analog signal and digital signal, avoid the signal disturbing between analog signal and digital signal, improve sound card quality.
In another embodiment, the quantity of the first external apparatus interface is one or more, first external apparatus interface at least comprises microphone interface, instrumental interface, mobile terminal device interface, the interface monitored in interface, the quantity of the 3rd external apparatus interface is one or more, and the 3rd external apparatus interface at least comprises microphone interface, instrumental interface, mobile terminal device interface, the interface monitored in interface.
Microphone interface is used for being connected with sound card for external speaker, the micro-acoustic input sound card that external speaker can be inputted;
Instrumental interface is used for being connected with sound card for outside musical instrument, the music signal that outside musical instrument inputs can be inputed to sound card;
Mobile terminal interface is used for being connected with sound card for mobile phone, the music that mobile phone is play can be inputed to sound card;
Monitor interface to be communicated with the handset port signal of telecommunication with microphone interface respectively, for being connected with sound card for external headphones, monitor from microphone interface or from the audio signal of handset port, by monitor interface, can real-time listening to micro-acoustic or mobile phone broadcasting music.
Above content is in conjunction with concrete execution mode further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, some simple deduction or replace can also be made.
Claims (10)
1. a sound card, is characterized in that, described sound card comprises:
First external apparatus interface, has a power pins, mutual for be connected to make sound card and described external equipment to carry out signal with sound card for external equipment;
Storage Unit, it is for powering to described sound card;
And,
Charge/discharge unit, is electrically connected with described first external apparatus interface and Storage Unit respectively, and for when the external equipment of described first external apparatus interface access has power supply capacity, the electric energy utilizing described external equipment to input charges to described Storage Unit.
2. sound card as claimed in claim 1, it is characterized in that: described sound card also comprises electric energy detection unit, described electric energy detection unit is electrically connected with described Storage Unit, charge/discharge unit respectively, described electric energy detection unit is for detecting the current electric energy of described Storage Unit, described charge/discharge unit is used for when the current electric energy of described Storage Unit is less than preset value, utilizes the electric energy of the external equipment input of described first external apparatus interface access to charge to described Storage Unit.
3. sound card as claimed in claim 2, is characterized in that:
Described sound card also comprises peripheral hardware detecting unit, and described peripheral hardware detecting unit is communicated with the described power pins signal of telecommunication, whether has power supply capacity for the external equipment detecting described first external apparatus interface access;
Described electric energy detection unit is electrically connected with described peripheral hardware detecting unit, during for detecting that at described peripheral hardware detecting unit the external equipment of described first external apparatus interface access has power supply capacity, detects the current electric energy of described Storage Unit.
4. the sound card as described in any one of claims 1 to 3, is characterized in that:
Described sound card also comprises power supply trigger button and the second external apparatus interface;
Described power supply trigger button is electrically connected with described charge/discharge unit;
Described charge/discharge unit, also for when described power supply activation knob is triggered, utilizes the electric energy of described Storage Unit to power to the external equipment be connected with described second external apparatus interface.
5. the sound card as described in any one of claims 1 to 3, is characterized in that:
Described sound card also comprises the 3rd external apparatus interface, and it is for for described sound card access outer audio equipment, mutual to make described sound card and described outer audio equipment carry out audio frequency.
6. sound card as claimed in claim 5, it is characterized in that: described sound card comprises analogue audio frequency treatment circuit, it is for processing the audio signal entering described sound card, and described analogue audio frequency treatment circuit comprises amplifying circuit, presses at least one of rationing the power supply in road, core circuit, equilibrium treatment circuit, analog to digital conversion circuit, D/A converting circuit.
7. sound card as claimed in claim 6, it is characterized in that: described sound card comprises digital audio processing circuit, it is for processing the audio signal entering described sound card, and described digital audio processing circuit comprises at least one in protocol conversion circuitry, sound effect processing circuit, analog to digital conversion circuit, D/A converting circuit.
8. sound card as claimed in claim 7, it is characterized in that: described digital audio processing circuit and described analogue audio frequency treatment circuit carry out signal communication by light signal, the signal of telecommunication or magnetic signal, described first external apparatus interface is by described analogue audio frequency treatment circuit and digital audio processing circuit and described 3rd external apparatus interface signal communication.
9. the sound card as described in any one of claim 6 to 8, is characterized in that: described first external apparatus interface is analog audio interface or digital audio interface, and described 3rd external apparatus interface is analog audio interface or digital audio interface.
10. sound card as claimed in claim 9, it is characterized in that: the quantity of described first external apparatus interface is one or more, described first external apparatus interface at least comprises microphone interface, instrumental interface, mobile terminal device interface, the interface monitored in interface, the quantity of described 3rd external apparatus interface is one or more, and described 3rd external apparatus interface at least comprises microphone interface, instrumental interface, mobile terminal device interface, the interface monitored in interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520933534.XU CN205160772U (en) | 2015-11-21 | 2015-11-21 | Sound card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520933534.XU CN205160772U (en) | 2015-11-21 | 2015-11-21 | Sound card |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205160772U true CN205160772U (en) | 2016-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520933534.XU Expired - Fee Related CN205160772U (en) | 2015-11-21 | 2015-11-21 | Sound card |
Country Status (1)
| Country | Link |
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| CN (1) | CN205160772U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106060716A (en) * | 2016-06-12 | 2016-10-26 | 浪潮（苏州）金融技术服务有限公司 | Audio mike switching module applicable to financial self-service terminal equipment |
-
2015
- 2015-11-21 CN CN201520933534.XU patent/CN205160772U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106060716A (en) * | 2016-06-12 | 2016-10-26 | 浪潮（苏州）金融技术服务有限公司 | Audio mike switching module applicable to financial self-service terminal equipment |
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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 |
Granted publication date: 20160413 Termination date: 20211121 |
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| CF01 | Termination of patent right due to non-payment of annual fee |