CN203387659U - Multifunctional sound equipment control circuit - Google Patents

Multifunctional sound equipment control circuit Download PDF

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Publication number
CN203387659U
CN203387659U CN201320443117.8U CN201320443117U CN203387659U CN 203387659 U CN203387659 U CN 203387659U CN 201320443117 U CN201320443117 U CN 201320443117U CN 203387659 U CN203387659 U CN 203387659U
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CN
China
Prior art keywords
unit
control unit
audio
power amplifier
electrically connected
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201320443117.8U
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Chinese (zh)
Inventor
陈昌宏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DONGGUAN EARSON AUDIO TECHNOLOGY Co Ltd
Original Assignee
DONGGUAN EARSON AUDIO TECHNOLOGY Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
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Priority to CN201320443117.8U priority Critical patent/CN203387659U/en
Application granted granted Critical
Publication of CN203387659U publication Critical patent/CN203387659U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a multifunctional sound equipment control circuit. The multifunctional sound equipment control circuit comprises a control unit, a power source unit, a power amplifier unit and a Bluetooth circuit unit, wherein the Bluetooth circuit unit, the power source unit and the power amplifier unit are respectively in electrical connection with the control unit, the power source unit provides electrical energy for the control unit to work, an output end of the power amplifier unit is in electrical connection with a horn unit, an input end of the control unit is respectively in electrical connection with an analog audio interface and a fiber audio interface, the analog audio interface is used for inputting analog audio signals, and the fiber audio interface is used for inputting digital audio signals. According to the multifunctional sound equipment control circuit, the control unit is in electrical connection with the Bluetooth circuit unit and a touch display unit, the analog audio interface and the fiber audio interface are arranged for matching, the audio signals are converted through a DA conversion circuit unit and then are outputted, different types of audio plugs can be externally connected, so sound equipment has a touch function and a remote control function, the sound equipment is additionally provided with various function modules, so function diversification is realized, and the volume of the sound equipment is not increased.

Description

The multi-functional audio control circuit
Technical field
The utility model relates to a kind of sound equipment, particularly relates to a kind of multi-functional audio control circuit.
Background technology
Audio amplifier, as the amusement article in people's daily life, has been deep into huge numbers of families, is widely used.Past, traditional audio amplifier was all to be typically wire connected to audio frequency apparatus, continuous progress along with social sustainable development and technology, modern sound equipment and performance have had very large raising, various active audio amplifiers and other high-grade audio amplifiers have appearred, generally by power amplifier and equalizer are built in audio amplifier, audio amplifier has just had the power amplifier function like this, but necessary accessing to audio equipment, some wireless sound boxes are also arranged, can wirelessly with audio frequency apparatus, be connected, no matter be that performance or other aspects all improve a lot.
But also inevitably there are some shortcomings in modern audio amplifier, such as in audio amplifier being and main flow audio jack coupling, and lacked the socket with special audio joint, can't meet the demand of different user; In addition, traditional audio amplifier adopts key device to complete function key and controls, and has increased the soft sense of audio amplifier outward appearance; In addition, current audio amplifier can't be connected with mobile phone wireless, can not realize call function, and modern audio amplifier does not have function of wireless remote control.
The utility model content
Based on this, be necessary for the deficiencies in the prior art, a kind of multi-functional audio control circuit is provided, can external different types of audio jack, make audio amplifier there is touch function and function is controlled in remote control, audio amplifier increases each functional module, make function diversification, and therefore the audio amplifier volume can not increase.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of multi-functional audio control circuit, it comprises control unit, power subsystem, power amplifier unit and Bluetooth circuit unit, described Bluetooth circuit unit, power subsystem and power amplifier unit are electrically connected with control unit respectively, described power subsystem provides described control unit work required electric energy, described power amplifier unit output is electrically connected with loudspeaker unit, described control unit input is electrically connected with respectively analog audio interface and optical fiber audio interface, described analog audio interface is in order to input simulated audio signal, described optical fiber audio interface is in order to input digital audio signal.
In embodiment, described loudspeaker unit is provided with bass horn, left voice box loudspeaker and right voice box loudspeaker therein, and described bass horn, left voice box loudspeaker and right voice box loudspeaker are electrically connected with the power amplifier unit output respectively.
In embodiment, described control unit is electrically connected with touch sensitive display unit therein.
In embodiment, described control unit input is electrically connected with respectively usb interface unit therein, and described usb interface unit is pegged graft for the external data flash memory.
In embodiment, described Bluetooth circuit unit is provided with receiving circuit therein, and described receiving circuit is electrically connected with control unit, and external remote or mobile phone send signal, control the Bluetooth circuit unit by receiving circuit and complete wireless connections.
In embodiment, between described power amplifier unit and described control unit, be provided with the DA conversion circuit unit therein, described control unit is controlled described DA conversion circuit unit and is opened and closed.
In embodiment, between described power amplifier unit and described control unit, also be provided with the tone control unit therein, the Key EQ that described tone control end member enters into power amplifier unit to simulated audio signal is controlled.
In embodiment, the chip model that described control unit adopts is ESS 8680 therein.
In sum, the utility model multi-functional audio control circuit is by being electrically connected with control unit Bluetooth circuit unit and touch sensitive display unit, and be equipped with analog audio interface and optical fiber audio interface, carrying out the audio signal conversion by the DA conversion circuit unit is exported again, can external different types of audio jack, make audio amplifier there is touch function and function is controlled in remote control, audio amplifier increases each functional module, make function diversification, and therefore the audio amplifier volume can not increase.
The accompanying drawing explanation
The circuit theory diagrams that Fig. 1 is the utility model multi-functional audio control circuit.
Embodiment
For further understanding feature of the present utility model, technological means and the specific purposes that reach, function, below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
As shown in Figure 1, the utility model multi-functional audio control circuit comprises control unit 10, power subsystem 20, power amplifier unit 30 and Bluetooth circuit unit 40, described Bluetooth circuit unit 40, power subsystem 20 and power amplifier unit 30 are electrically connected with control unit 10 respectively, described power subsystem 20 provides described control unit 10 work required electric energy, described power amplifier unit 30 outputs are electrically connected with loudspeaker unit 50, described loudspeaker unit 50 is provided with bass horn 51, left voice box loudspeaker 52 and right voice box loudspeaker 53, described bass horn 51, left voice box loudspeaker 52 and right voice box loudspeaker 53 are electrically connected with power amplifier unit 30 outputs respectively.
The chip model that described control unit 10 adopts is ESS 8086, described control unit 10 inputs are electrically connected with respectively usb interface unit 60, analog audio interface 70 and optical fiber audio interface 80, described usb interface unit 60 is pegged graft for the external data flash memory, and the voice data in the data flash memory reads and transmits through usb interface unit 60 controlled units 10; Described analog audio interface 70 and optical fiber audio interface 80 are in order to access the audio input data line of dissimilar port, described analog audio interface 70 is in order to input simulated audio signal, described optical fiber audio interface 80 is in order to input digital audio signal, to meet user's different user demands.
Described Bluetooth circuit unit 40 is provided with receiving circuit 41, described receiving circuit 41 is electrically connected with control unit 10, after switching on power, remote controller or mobile phone send signal, after completing wireless connections by receiving circuit 41 control Bluetooth circuit unit 40, Bluetooth circuit unit 40 output audio signals, send power amplifier unit 30 to through control unit 10 and amplify, and outputs to loudspeaker unit 50 and sound.
Be provided with DA conversion circuit unit 90 between described power amplifier unit 30 and described control unit 10, described control unit 10 is controlled described DA conversion circuit unit 90 and is opened and closed, when control unit 10 received audio signals are analog signal, control unit 10 is controlled described DA conversion circuit unit 90 and is closed, audio signal is directly amplified by power amplifier unit 30, and then output; When control unit 10 received audio signals are digital signal, control unit 10 is controlled described DA conversion circuit unit 90 and is opened, digital audio and video signals, after described DA conversion circuit unit 90 is converted to simulated audio signal, then is amplified by power amplifier unit 30, and then output.
Also be provided with tone control unit 100 between described power amplifier unit 30 and described control unit 10, the Key EQ that 100 pairs of described tone control unit simulated audio signal enters into power amplifier unit 30 is controlled, and regulates the acoustics from power amplifier unit 30 outputs to loudspeaker unit 50.
Described control unit 10 is electrically connected with touch sensitive display unit 110, and the course of work that described touch sensitive display unit 110 demonstrates the dynamic and Bluetooth circuit unit 40 of remote control by LED, can be controlled the audio amplifier selected songs by artificial touch simultaneously.
In sum, the utility model multi-functional audio control circuit is by being electrically connected with control unit 10 Bluetooth circuit unit 40 and touch sensitive display unit 110, and be equipped with analog audio interface 70 and optical fiber audio interface 80, carrying out the audio signal conversion by DA conversion circuit unit 90 is exported again, can external different types of audio jack, make audio amplifier there is touch function and function is controlled in remote control, audio amplifier increases each functional module, make function diversification, and therefore the audio amplifier volume can not increase.
The above embodiment has only expressed a kind of execution mode of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection range of the present utility model.Therefore, the protection range of the utility model patent should be as the criterion with claims.

Claims (8)

1. a multi-functional audio control circuit, it is characterized in that: comprise control unit, power subsystem, power amplifier unit and Bluetooth circuit unit, described Bluetooth circuit unit, power subsystem and power amplifier unit are electrically connected with control unit respectively, described power subsystem provides described control unit work required electric energy, described power amplifier unit output is electrically connected with loudspeaker unit, described control unit input is electrically connected with respectively analog audio interface and optical fiber audio interface, described analog audio interface is in order to input simulated audio signal, described optical fiber audio interface is in order to input digital audio signal.
2. multi-functional audio control circuit according to claim 1, it is characterized in that: described loudspeaker unit is provided with bass horn, left voice box loudspeaker and right voice box loudspeaker, and described bass horn, left voice box loudspeaker and right voice box loudspeaker are electrically connected with the power amplifier unit output respectively.
3. multi-functional audio control circuit according to claim 1, it is characterized in that: described control unit is electrically connected with touch sensitive display unit.
4. multi-functional audio control circuit according to claim 1, it is characterized in that: described control unit input is electrically connected with respectively usb interface unit, and described usb interface unit is pegged graft for the external data flash memory.
5. multi-functional audio control circuit according to claim 1, it is characterized in that: described Bluetooth circuit unit is provided with receiving circuit, described receiving circuit is electrically connected with control unit, external remote or mobile phone send signal, control the Bluetooth circuit unit by receiving circuit and complete wireless connections.
6. multi-functional audio control circuit according to claim 1 is characterized in that: be provided with the DA conversion circuit unit between described power amplifier unit and described control unit, described control unit is controlled described DA conversion circuit unit and is opened and closed.
7. multi-functional audio control circuit according to claim 1, it is characterized in that: also be provided with the tone control unit between described power amplifier unit and described control unit, the Key EQ that described tone control end member enters into power amplifier unit to simulated audio signal is controlled.
8. multi-functional audio control circuit according to claim 1 is characterized in that: the chip model that described control unit adopts is ESS 8680.
CN201320443117.8U 2013-07-24 2013-07-24 Multifunctional sound equipment control circuit Expired - Fee Related CN203387659U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320443117.8U CN203387659U (en) 2013-07-24 2013-07-24 Multifunctional sound equipment control circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320443117.8U CN203387659U (en) 2013-07-24 2013-07-24 Multifunctional sound equipment control circuit

Publications (1)

Publication Number Publication Date
CN203387659U true CN203387659U (en) 2014-01-08

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320443117.8U Expired - Fee Related CN203387659U (en) 2013-07-24 2013-07-24 Multifunctional sound equipment control circuit

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CN (1) CN203387659U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106535047A (en) * 2016-12-21 2017-03-22 深圳Tcl数字技术有限公司 Audio processing device and method
CN106792357A (en) * 2016-12-31 2017-05-31 深圳市优必选科技有限公司 Bluetooth sound box circuit and robot interaction system
CN110730407A (en) * 2019-10-12 2020-01-24 珠海惠威科技有限公司 Positioning laser control circuit and sound equipment

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106535047A (en) * 2016-12-21 2017-03-22 深圳Tcl数字技术有限公司 Audio processing device and method
CN106792357A (en) * 2016-12-31 2017-05-31 深圳市优必选科技有限公司 Bluetooth sound box circuit and robot interaction system
CN110730407A (en) * 2019-10-12 2020-01-24 珠海惠威科技有限公司 Positioning laser control circuit and sound equipment

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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: 20140108

Termination date: 20160724

CF01 Termination of patent right due to non-payment of annual fee