CN208874553U - Radio receiver and active play system applied to active playback equipment - Google Patents
Radio receiver and active play system applied to active playback equipment Download PDFInfo
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- CN208874553U CN208874553U CN201821709323.8U CN201821709323U CN208874553U CN 208874553 U CN208874553 U CN 208874553U CN 201821709323 U CN201821709323 U CN 201821709323U CN 208874553 U CN208874553 U CN 208874553U
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Abstract
The utility model relates to a kind of radio receiver 401 applied to active playback equipment and active play systems, wireless receiving module connects the audio signal output interface by the audio-frequency signal processing module, and it is wirelessly connected external equipment, the audio signal of the external equipment transmission is received, audio-frequency signal processing module, which is used for, to be power amplifier signal by the Audio Signal Processing and the power amplifier signal is transmitted to the active playback equipment by audio signal output interface.Based on this, the application range of active playback equipment, to improve the ease of use of active playback equipment, is expanded so that active playback equipment can receive audio signal by wireless receiving mode by radio receiver 401.
Description
Technical field
The utility model relates to speaker technology fields, more particularly to a kind of wireless receiving applied to active playback equipment
Device and active play system.
Background technique
Active playback equipment typically refers to the speaker with power amplifier, such as monitor speaker, multimedia loudspeaker box, active
Super low voice box and some home theater active audio amplifiers or earphone etc..Wherein, active playback equipment generally requires access
The audio signal of external equipment transmission, plays out according to audio signal.However, in traditional active playback equipment, often
Because the reasons such as the limitation of application site cause active playback equipment to be not easy to incoming audio signal, influence active playback equipment
The convenience used.
Utility model content
Based on this, it is necessary to it can be led to because of reasons such as the limitations of application site for traditional active playback equipment
The problem of being not easy to access audio letter provides a kind of radio receiver applied to active playback equipment and active broadcasting system
System.
A kind of radio receiver applied to active playback equipment, including wireless receiving module, Audio Signal Processing mould
Block and audio signal output interface；
Wireless receiving module connects audio signal output interface by audio-frequency signal processing module, and outer for being wirelessly connected
Portion's equipment receives the audio signal of external equipment transmission；
Audio-frequency signal processing module is used to Audio Signal Processing be power amplifier signal；
Audio signal output interface is set for connecting active playback equipment for power amplifier signal to be transmitted to active broadcasting
It is standby.
Wireless receiving module includes bluetooth-communication unit in one of the embodiments,.
Bluetooth-communication unit includes CW66XX Bluetooth chip in one of the embodiments,.
Audio-frequency signal processing module includes audio frequency power amplifier chip in one of the embodiments,.
Audio frequency power amplifier chip includes TI audio frequency power amplifier chip in one of the embodiments,.
It in one of the embodiments, further include human-computer interaction module；
Human-computer interaction module connects wireless receiving module.
Human-computer interaction module includes display unit and push-button unit in one of the embodiments,；
Audio-frequency signal processing module is separately connected display unit and push-button unit.
It in one of the embodiments, further include power module；
Power module connects wireless receiving module.
Power module includes energy-storage units, charhing unit and power input interface in one of the embodiments,；
Wireless receiving module is separately connected energy-storage units, charhing unit and power input interface；
Power input interface connects energy-storage units by charhing unit；
Wherein, power input interface is for connecting external power supply.
A kind of active play system, including active playback equipment and radio receiver；
Radio receiver includes wireless receiving module, audio-frequency signal processing module and audio signal output interface；
Wireless receiving module connects audio signal output interface by audio-frequency signal processing module, and outer for being wirelessly connected
Portion's equipment receives the audio signal of external equipment transmission；
Audio-frequency signal processing module is used to Audio Signal Processing be power amplifier signal；
Audio signal output interface connects active playback equipment, for power amplifier signal to be transmitted to active playback equipment.
The above-mentioned radio receiver and active play system, wireless receiving module applied to active playback equipment passes through
Audio-frequency signal processing module connects audio signal output interface, and is wirelessly connected external equipment, receives the sound of external equipment transmission
Frequency signal, audio-frequency signal processing module, which is used for, to be power amplifier signal by Audio Signal Processing and passes through audio signal output interface for function
Discharge signal is transmitted to active playback equipment.Based on this, by radio receiver, so that active playback equipment can be by wirelessly connecing
Debit's formula receives audio signal and expands the application range of active playback equipment to improve the ease of use of active playback equipment.
Detailed description of the invention
Fig. 1 is the radio receiver function structure chart applied to active playback equipment of an embodiment；
Fig. 2 is the radio receiver function structure chart applied to active playback equipment of another embodiment；
Fig. 3 is the radio receiver function structure chart applied to active playback equipment of another embodiment；
Fig. 4 is the active play system function structure chart of an embodiment.
Specific embodiment
The purpose of this utility model, technical solution and technical effect in order to better understand, below in conjunction with attached drawing and reality
It applies example and further explaining illustration is carried out to the utility model.It states simultaneously, embodiments described below is only used for explaining this
Utility model is not used to limit the utility model.
The utility model embodiment provides a kind of radio receiver applied to active playback equipment:
Fig. 1 is the radio receiver function structure chart applied to active playback equipment of an embodiment, such as Fig. 1 institute
Show, the radio receiver applied to active playback equipment of an embodiment includes wireless receiving module 100, at audio signal
Manage module 101 and audio signal output interface 102；
Wireless receiving module 100 connects audio signal output interface 102 by audio-frequency signal processing module 101, and is used for
It is wirelessly connected external equipment, receives the audio signal of external equipment transmission；
Wherein, wireless receiving module 100 is established with external equipment and is wirelessly communicated, connect for being wirelessly connected external equipment
Receive the audio signal of external equipment transmission.Generally, external equipment may include intelligent terminal, base station or server etc..With outside
For equipment is the smart phone in intelligent terminal, wireless receiving module 100 and smart phone establish connection, receive smart phone
The audio signal of transmission.Wherein, wireless receiving module 100 is the electronic unit that can be carried out wireless communication, including Bluetooth communication mould
Block, 4G communication module or WIFI communication module etc..
Wireless receiving module 100 includes bluetooth-communication unit in one of the embodiments,.Bluetooth-communication unit passes through indigo plant
Tooth communication receives the audio signal that external equipment is sent with bluetooth approach.It is blue as a preferably embodiment
Tooth communication unit select CW66XX series Bluetooth chip, including operation 4.2 versions CW6611A Bluetooth chip or
CW6611D Bluetooth chip etc..By selecting the Bluetooth chip of CW66XX series, make between wireless receiving module 100 and external equipment
Connection can be established faster, and data transmission is more stable, so that the transmission fidelity of audio signal is higher；Meanwhile it selecting
The Bluetooth chip of CW66XX series can effectively save the energy consumption of radio receiver.
Audio-frequency signal processing module 101 is used to Audio Signal Processing be power amplifier signal；
Wherein, audio-frequency signal processing module 101 connects wireless receiving module 100, obtains wireless receiving module 100 and receives
Audio signal, and by Audio Signal Processing be power amplifier signal.Audio-frequency signal processing module 101 can be selected digital power amplifier chip or
Analog amplifier circuit.Built-in virtual three-dimensional sound can be selected as preferably embodiment, an audio-frequency signal processing module 101
The digital power amplifier chip of audio, to enhance the corresponding sense of hearing for playing sound of power amplifier signal.
The audio frequency power amplifier chip of TI series can be selected in audio-frequency signal processing module 101 in one of the embodiments, including
TI-60 chip, TI-120 chip or TI-240 chip etc..
Audio signal output interface 102 is for connecting active playback equipment, for power amplifier signal to be transmitted to active broadcasting
Equipment.
Wherein, audio signal output interface 102 connects active playback equipment, and power amplifier signal is transmitted to active broadcasting and is set
It is standby, so that active playback equipment plays sound according to the power amplifier signal.
Wherein, audio signal output interface 102 may include USB output interface or RCA output interface etc..It is more excellent as one
Embodiment, audio signal output interface 102 select 3.5RCA output interface.
In one of the embodiments, as shown in Figure 1, the wireless receiving applied to active playback equipment of an embodiment
Device further includes receiving antenna 103；
Receiving antenna 103 connects wireless receiving module 100.
Wireless receiving module 100 connects receiving antenna 103, receives audio signal by receiving antenna.
Wherein, receiving antenna 103 is corresponding with the communication of wireless receiving module 100, to improve wireless receiving
The wireless communication ability and stability of module 100.Receiving antenna 103 selects Bluetooth antenna in one of the embodiments,.As
One preferably embodiment, 103 selection work frequency of receiving antenna is the 2.4G Bluetooth antenna of 2402MHz-2480MHz.
Fig. 2 is that the wireless receiving applied to active playback equipment of another embodiment fills in one of the embodiments,
Function structure chart is set, as shown in Fig. 2, the radio receiver applied to active playback equipment of another embodiment further includes people
Machine interactive module 200；
Human-computer interaction module 200 connects wireless receiving module 100.
Human-computer interaction module 200 is used to carry out human-computer interaction with user, acquires the operation information of user to generate man-machine friendship
Mutually instruction.Human-machine interactive information can be sent to human-computer interaction module 200 by wireless receiving module 100, so that human-computer interaction module
200 carry out human-computer interaction according to human-machine interactive information and user；Wireless receiving module 100 also can receive human-computer interaction instruction, with
Make each circuit module that can realize human-computer interaction by wireless receiving module 100 and human-computer interaction module 200 and user.
Human-computer interaction module 200 includes display unit and push-button unit in one of the embodiments,.
Wherein, display unit can be according to for showing human-machine interactive information.As a preferably embodiment, device packet
Tri coloured lantern and charactron are included, by the display of tri coloured lantern and charactron, shows to user and is connected with wireless receiving module 100
The working condition of each circuit module.
Wherein, push-button unit includes several keys, can be used for acquiring the operation information of user's operation key generation, with life
At man-machine interactive instruction.
Fig. 3 is that the wireless receiving applied to active playback equipment of another embodiment fills in one of the embodiments,
Function structure chart is set, as shown in figure 3, the radio receiver applied to active playback equipment of another embodiment further includes electricity
Source module 300；
Power module 300 connects wireless receiving module 100.
Wherein, power module 300 connects wireless receiving module 100, can be according to itself energy storage or external power supply to wireless
Receiving module 100 is powered.
Power module 300 includes energy-storage units, charhing unit and power input interface in one of the embodiments,；
Wireless receiving module 100 is separately connected energy-storage units, charhing unit and power input interface；
Power input interface connects energy-storage units by charhing unit；
Wherein, power input interface is for connecting external power supply.
Wherein, energy-storage units are for storing electric energy, and can be powered according to the electric energy of storage to wireless receiving module 100.Its
In, lithium battery module or lead-acid battery module etc. can be selected in energy-storage units.It is selected as preferably embodiment, an energy-storage units
With the poly-lithium battery of 3.7V680mAh, to balance the endurance and volume of radio receiver.
Wherein, power input interface can be supplied according to external power supply to wireless receiving module 100 for connecting external power supply
Electricity, or charged by charhing unit to energy-storage units.Wherein, USB charging interface can be selected in power input interface or adapter connects
Mouthful.The USB interface of 5V can be selected as preferably embodiment, a power input interface.
Wherein, charhing unit is used to be powered according to the external power supply being connected with power input interface to energy-storage units.Its
In, power management chip or charging adapter can be selected in charhing unit.It is optional as preferably embodiment, a charhing unit
With TP4058 power management chip.
The utility model embodiment also provides a kind of active play system:
Fig. 4 is the active play system function structure chart of an embodiment, as shown in figure 4, the active of an embodiment is broadcast
Place system includes active playback equipment 400 and radio receiver 401；
Radio receiver 401 includes wireless receiving module 100, audio-frequency signal processing module 101 and audio signal output
Interface 102；
Wireless receiving module 100 connects audio signal output interface 102 by audio-frequency signal processing module 101, and is used for
It is wirelessly connected external equipment, receives the audio signal of external equipment transmission；
Audio-frequency signal processing module 101 is used to Audio Signal Processing be power amplifier signal；
Audio signal output interface 102 connects active playback equipment 400, sets for power amplifier signal to be transmitted to active broadcasting
Standby 400.
The above-mentioned radio receiver applied to active playback equipment and active play system, wireless receiving module 100
Audio signal output interface 102 is connected by audio-frequency signal processing module 101, and is wirelessly connected external equipment, receives external set
The audio signal of standby transmission, audio-frequency signal processing module are used for Audio Signal Processing is for power amplifier signal and defeated by audio signal
Power amplifier signal is transmitted to active playback equipment 400 by outgoing interface.Based on this, by radio receiver 401, so that active broadcasting
Equipment 400 can receive audio signal by wireless receiving mode, to improve the ease of use of active playback equipment 400, expand
The application range of active playback equipment 400.
Each technical characteristic of above embodiments can be combined arbitrarily, for simplicity of description, not to above-described embodiment
In each technical characteristic it is all possible combination be all described, as long as however, the combination of these technical characteristics be not present lance
Shield all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of radio receiver applied to active playback equipment, which is characterized in that believe including wireless receiving module, audio
Number processing module and audio signal output interface；
The wireless receiving module connects the audio signal output interface by the audio-frequency signal processing module, and is used for nothing
Line connects external equipment, receives the audio signal of the external equipment transmission；
The audio-frequency signal processing module is used to the Audio Signal Processing be power amplifier signal；
The audio signal output interface is described active for the power amplifier signal to be transmitted to for connecting active playback equipment
Playback equipment.
2. the radio receiver according to claim 1 applied to active playback equipment, which is characterized in that described wireless
Receiving module includes bluetooth-communication unit.
3. the radio receiver according to claim 2 applied to active playback equipment, which is characterized in that the bluetooth
Communication unit includes CW66XX Bluetooth chip.
4. the radio receiver according to claim 1 applied to active playback equipment, which is characterized in that audio signal
Processing module includes audio frequency power amplifier chip.
5. the radio receiver according to claim 4 applied to active playback equipment, which is characterized in that the audio
Power amplifier chips include TI audio frequency power amplifier chip.
6. the radio receiver according to claim 1 applied to active playback equipment, which is characterized in that further include people
Machine interactive module；
The human-computer interaction module connects the wireless receiving module.
7. the radio receiver according to claim 6 applied to active playback equipment, which is characterized in that described man-machine
Interactive module includes display unit and push-button unit；
The audio-frequency signal processing module is separately connected the display unit and the push-button unit.
8. the radio receiver according to claim 1 applied to active playback equipment, which is characterized in that further include electricity
Source module；
The power module connects the wireless receiving module.
9. the radio receiver according to claim 8 applied to active playback equipment, which is characterized in that the power supply
Module includes energy-storage units, charhing unit and power input interface；
The wireless receiving module is separately connected the energy-storage units, the charhing unit and the power input interface；
The power input interface connects the energy-storage units by the charhing unit；
Wherein, the power input interface is for connecting external power supply.
10. a kind of active play system, which is characterized in that including active playback equipment and radio receiver；
The radio receiver includes wireless receiving module, audio-frequency signal processing module and audio signal output interface；
The wireless receiving module connects the audio signal output interface by the audio-frequency signal processing module, and is used for nothing
Line connects external equipment, receives the audio signal of the external equipment transmission；
The audio-frequency signal processing module is used to the Audio Signal Processing be power amplifier signal；
The audio signal output interface connects active playback equipment, for the power amplifier signal to be transmitted to the active broadcasting
Equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821709323.8U CN208874553U (en) | 2018-10-22 | 2018-10-22 | Radio receiver and active play system applied to active playback equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821709323.8U CN208874553U (en) | 2018-10-22 | 2018-10-22 | Radio receiver and active play system applied to active playback equipment |
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| Publication Number | Publication Date |
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| CN208874553U true CN208874553U (en) | 2019-05-17 |
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ID=66470599
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821709323.8U Active CN208874553U (en) | 2018-10-22 | 2018-10-22 | Radio receiver and active play system applied to active playback equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110557700A (en) * | 2019-10-11 | 2019-12-10 | 余焰 | Intelligent power amplifier device |
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2018
- 2018-10-22 CN CN201821709323.8U patent/CN208874553U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110557700A (en) * | 2019-10-11 | 2019-12-10 | 余焰 | Intelligent power amplifier device |
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