CN106535036A - Portable wireless power amplifier - Google Patents
Portable wireless power amplifier Download PDFInfo
- Publication number
- CN106535036A CN106535036A CN201710040114.2A CN201710040114A CN106535036A CN 106535036 A CN106535036 A CN 106535036A CN 201710040114 A CN201710040114 A CN 201710040114A CN 106535036 A CN106535036 A CN 106535036A
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- China
- Prior art keywords
- controller
- outfan
- module
- power amplifier
- select switch
- 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.)
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- 230000006855 networking Effects 0.000 claims abstract description 7
- 238000006243 chemical reaction Methods 0.000 claims abstract description 4
- 238000001514 detection method Methods 0.000 claims abstract description 4
- 230000003321 amplification Effects 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 9
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 9
- 230000005055 memory storage Effects 0.000 claims description 8
- 238000012545 processing Methods 0.000 claims description 7
- 230000005236 sound signal Effects 0.000 claims description 6
- 238000007689 inspection Methods 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 claims description 4
- 238000003860 storage Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 3
- 238000012432 intermediate storage Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2420/00—Details of connection covered by H04R, not provided for in its groups
- H04R2420/03—Connection circuits to selectively connect loudspeakers or headphones to amplifiers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
The invention discloses a portable wireless power amplifier, which comprises a portable shell, wherein an external memory USB interface module, a plurality of microphone interfaces, a Bluetooth receiving and decoding module, a radio frequency receiving and decoding module, a network cable interface and a wireless routing networking module are arranged on the shell; a plurality of microphone interface output ends are connected to a first data selection switch; the address end of the first data selection switch is connected with a first controller; the output ends of the microphone interfaces are respectively connected with a signal detection circuit in parallel; the output end of the signal detection circuit is connected to the first controller; the output end of the first data selection switch is connected to the high-precision AD conversion module; the high-precision AD conversion module is connected to a total data selection switch; the portable wireless power amplifier has rich input interfaces, can select different interface priorities according to actual occasions, has no delay in the priority selection process, can quickly respond and has wide application range.
Description
Technical field
The present invention relates to a kind of power amplifier, and in particular to a kind of portable wireless power amplifier, belong to power amplifier technical field.
Background technology
Power amplifier for by the small signals amplification from source of sound or pre-amplifier to promote audio amplifier to raise one's voice to its utmost, in daily life
It is wide to send out application.With the progress of computer networking technology, people are for can carry out sounding expansion by network audio digital signal
Big power amplifier demand is increasing, however, current network audio is without compression transmission and data audio frequency power amplifier techniques
Stereo set is only individually controlled all, it is difficult to realize the purpose of network audio digital power amplifier；In order to solve the above problems, Chinese patent
Application number：201220337159.9, a kind of drawing and pulling type network digital power amplifier is disclosed, which includes box body and cover plate, box body
With inner chamber, inner chamber separates four digital power amplifier module containing cavities and two mixed-media network modules mixed-media containing cavities, four digital power amplifier moulds
Block is detachably secured to four digital power amplifier modules respectively and houses intracavity, and two mixed-media network modules mixed-medias are detachably secured to two respectively
Individual mixed-media network modules mixed-media houses intracavity, and side and the box body of cover plate are hinged, and the opposite side of cover plate is connected with box body magnetic.With prior art
Compare, present invention incorporates network audio is processed and digital audio amplifier function, people are met for the need of Audio Processing
Ask；But its input interface is relatively simple, in addition such as Chinese Patent Application No. 201010617251.6, disclose a kind of portable
Wireless power amplifier, which includes power amplifier main body, and the circuit of the power amplifier main body is provided with transformator, Mike's preamplifying circuit, signal and puts
Big circuit and loudspeaker, also including charging circuit, priority circuit, Signal Matching circuit and MP3 source of sound modules, the charging circuit with
The transformator electrical connection, is provided with rechargeable battery in the charging circuit；The signal input part of the priority circuit with it is described
Mike's preamplifying circuit is electrically connected, and the signal output part of the priority circuit is electrically connected with the Signal Matching circuit；It is described
Signal Matching circuit is electrically connected with the MP3 signal output parts and the signal amplification circuit of the MP3 sources of sound module；The MP3
Source of sound module is electrically connected with the recording output signal end of the signal amplification circuit.The achievable small volume of the present invention, it is multi-functional, put
Big effect is good, can pass through alternating current and powered by direct current, be easy to user to use；But its interface input is single, and input interface
Priority cannot be selected according to occasion.
The content of the invention
To solve the above problems, the present invention proposes a kind of portable wireless power amplifier, and input interface enriches, and being capable of basis
Practical matter selects distinct interface priority, applied widely.
The portable wireless power amplifier of the present invention, including portable sandwich type element, are provided with external memory storage USB and connect on the housing
Mouth mold block, multiple microphone interfaces, Bluetooth receptions decoder module, radio frequency reception decoder module, cable interface and wireless routing connection
Net module；Multiple microphone interface outfans are connected to the first data select switch；The first data select switch ground
Location end is connected with the first controller；The microphone interface outfan respectively and is connected to a signal deteching circuit；The signal inspection
Slowdown monitoring circuit outfan is connected to the first controller；The first data select switch outfan is connected to high-precision AD modulus of conversion
Block；The high-precision AD modular converter is connected to total data selecting switch；
Multiple Bluetooth receptions decoder module outfans are connected to the second data select switch；Second data select switch
Address end is connected with second controller；The Bluetooth receptions decoder module outfan respectively and is connected to a signal deteching circuit；Institute
State signal deteching circuit outfan and be connected to second controller；The second data select switch outfan is connected to total data choosing
Select switch；
Multiple radio frequency reception decoder module outfans are connected to the 3rd data select switch；3rd data select switch
Address end is connected with the 3rd controller；The radio frequency reception decoder module outfan respectively and is connected to a signal deteching circuit；Institute
State signal deteching circuit outfan and be connected to the 3rd controller；The 3rd data select switch outfan is connected to total data choosing
Select switch；
The cable interface and wireless routing networking module communication connection network interface card component；The network interface card component is connected to total data choosing
Select switch；
The external memory storage usb interface module is communicatively connected to total data selecting switch；
The first data select switch outfan, the second data select switch outfan, the 3rd data select switch outfan,
Network interface card component outfan and external memory storage usb interface module outfan and are connected to a signal deteching circuit；The signal inspection
Slowdown monitoring circuit outfan electrically connects master controller；The total data selecting switch address end is connected to master controller；The total data
Selecting switch outfan and master controller communication connection DSP audio signal processing circuits；The DSP audio signal processing circuits are defeated
Go out end and be connected to pre-amplification circuit, the pre-amplification circuit outfan is connected to power amplifier；The power amplifier output
End is connected to audio output circuit.
Used as preferred embodiment, first controller, second controller and the 3rd controller are each coupled electrically to always
Controller；Master controller is electrically connected with touch screen.
Used as preferred embodiment, the portable sandwich type element is provided with the touch screen and renovates.
Used as preferred embodiment, the master controller is electrically connected with intermediate storage module.
As preferred embodiment, on the portable sandwich type element, record button is embedded with；The master controller communication connection
There is recording module；The record button communicates to connect master controller.
As preferred embodiment, on the portable sandwich type element, independent recording module is provided with；The independent recording mould
Block is connected to recording memory module；The recording memory module is connected to the first data select switch input.
Used as preferred embodiment, first controller, second controller, the 3rd controller and master controller have
Ups power is powered.
Used as preferred embodiment, the power amplifier is constituted for PA power amplifiers.
Compared with prior art, the portable wireless power amplifier of the present invention, input interface enrich the present invention, and being capable of basis
Practical matter selects distinct interface priority, and priority selection course without delaying, can quick response, it is applied widely.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention.
Specific embodiment
Embodiment 1：
As shown in figure 1, the portable wireless power amplifier of the present invention, including portable sandwich type element, external storage is provided with the housing
Device usb interface module, multiple microphone interfaces, Bluetooth receptions decoder module, radio frequency reception decoder module, cable interface and wireless
Route networking module；Multiple microphone interface outfans are connected to the first data select switch；First data are selected
Switch address end is connected with the first controller；The microphone interface outfan respectively and is connected to a signal deteching circuit；It is described
Signal deteching circuit outfan is connected to the first controller；The first data select switch outfan is connected to high-precision AD and turns
Mold changing block；The high-precision AD modular converter is connected to total data selecting switch；
Multiple Bluetooth receptions decoder module outfans are connected to the second data select switch；Second data select switch
Address end is connected with second controller；The Bluetooth receptions decoder module outfan respectively and is connected to a signal deteching circuit；Institute
State signal deteching circuit outfan and be connected to second controller；The second data select switch outfan is connected to total data choosing
Select switch；
Multiple radio frequency reception decoder module outfans are connected to the 3rd data select switch；3rd data select switch
Address end is connected with the 3rd controller；The radio frequency reception decoder module outfan respectively and is connected to a signal deteching circuit；Institute
State signal deteching circuit outfan and be connected to the 3rd controller；The 3rd data select switch outfan is connected to total data choosing
Select switch；
The cable interface and wireless routing networking module communication connection network interface card component；The network interface card component is connected to total data choosing
Select switch；
The external memory storage usb interface module is communicatively connected to total data selecting switch；
The first data select switch outfan, the second data select switch outfan, the 3rd data select switch outfan,
Network interface card component outfan and external memory storage usb interface module outfan and are connected to a signal deteching circuit；The signal inspection
Slowdown monitoring circuit outfan electrically connects master controller；The total data selecting switch address end is connected to master controller；The total data
Selecting switch outfan and master controller communication connection DSP audio signal processing circuits；The DSP audio signal processing circuits are defeated
Go out end and be connected to pre-amplification circuit, the pre-amplification circuit outfan is connected to power amplifier；The power amplifier output
End is connected to audio output circuit, and after signal deteching circuit has detected signal, which is to respective controller（First to the 3rd control
Device processed, master controller）Signal is sent, the port for detecting signal is arranged by controller root, and sent out to data select switch
The address code of the FPDP of highest grade is sent, gating task is completed.
Embodiment 2：
The portable wireless power amplifier of the present invention, first controller, second controller and the 3rd controller are each coupled electrically to always
Controller；Master controller is electrically connected with touch screen, can realize carrying out layout to priority by touch screen；First layout total data
Selecting switch priority, then the first to the 3rd data select switch priority of layout, during layout, page presentation multiple grades,
There is interface select button on rear side of grade, from high precedence to low precedence layout, and independently can turn off or on a certain
Data select switch port.
Embodiment 3：
The portable wireless power amplifier of the present invention, the portable sandwich type element are provided with the touch screen and renovate.
Embodiment 4：
The portable wireless power amplifier of the present invention, the master controller are electrically connected with intermediate storage module, can be by recording or outside
Memorizer usb interface module data storage.
Embodiment 5：
The portable wireless power amplifier of the present invention, is embedded with record button on the portable sandwich type element；The master controller communication connection
There is recording module；The record button communicates to connect master controller, and the master controller is also electrically connected with recording broadcasting button；It is logical
Record button is crossed, when needing to call, can directly can be played to total data selecting switch fan-out according to recording.
Embodiment 6：
The portable wireless power amplifier of the present invention, is provided with independent recording module on the portable sandwich type element；The independent recording mould
Block is connected to recording memory module；The recording memory module is connected to the first data select switch input；By only
Vertical recording module can realize independent recording, when needing to call voice, the voice of simulation be passed through the first data select switch
Deliver to high-precision AD modular converter to be changed, and play out after power amplifier amplifies.
Wherein, first controller, second controller, the 3rd controller and master controller have ups power to power.Institute
State power amplifier and constitute for PA power amplifiers.
The portable wireless power amplifier of the present invention, input interface enrich, and distinct interface can be selected excellent according to practical matter
First level, and priority selection course is without delaying, can quick response, it is applied widely.
The portable wireless power amplifier of the present invention, can protect body by vestibule, rear ear and warehouse extensive protection section, and lead to
Overprotection circuit carries out detection protection, it is ensured that the safety of internal circuit, and its lifting installs simple.
With the above-mentioned desirable embodiment according to the present invention as enlightenment, by above-mentioned description, relevant staff is complete
Various change and modification can be carried out in the range of without departing from this invention technological thought entirely.The technology of this invention
Property scope is not limited to the content in description, it is necessary to its technical scope is determined according to right.
Claims (8)
1. a kind of portable wireless power amplifier, it is characterised in that：Including portable sandwich type element, on the housing, external memory storage is provided with
Usb interface module, multiple microphone interfaces, Bluetooth receptions decoder module, radio frequency reception decoder module, cable interface and without circuit
By networking module；Multiple microphone interface outfans are connected to the first data select switch；First data select to open
Close address end and be connected with the first controller；The microphone interface outfan respectively and is connected to a signal deteching circuit；The letter
Number detection circuit output end be connected to the first controller；The first data select switch outfan is connected to high-precision AD conversion
Module；The high-precision AD modular converter is connected to total data selecting switch；
Multiple Bluetooth receptions decoder module outfans are connected to the second data select switch；Second data select switch
Address end is connected with second controller；The Bluetooth receptions decoder module outfan respectively and is connected to a signal deteching circuit；Institute
State signal deteching circuit outfan and be connected to second controller；The second data select switch outfan is connected to total data choosing
Select switch；
Multiple radio frequency reception decoder module outfans are connected to the 3rd data select switch；3rd data select switch
Address end is connected with the 3rd controller；The radio frequency reception decoder module outfan respectively and is connected to a signal deteching circuit；Institute
State signal deteching circuit outfan and be connected to the 3rd controller；The 3rd data select switch outfan is connected to total data choosing
Select switch；
The cable interface and wireless routing networking module communication connection network interface card component；The network interface card component is connected to total data choosing
Select switch；
The external memory storage usb interface module is communicatively connected to total data selecting switch；
The first data select switch outfan, the second data select switch outfan, the 3rd data select switch outfan,
Network interface card component outfan and external memory storage usb interface module outfan and are connected to a signal deteching circuit；The signal inspection
Slowdown monitoring circuit outfan electrically connects master controller；The total data selecting switch address end is connected to master controller；The total data
Selecting switch outfan and master controller communication connection DSP audio signal processing circuits；The DSP audio signal processing circuits are defeated
Go out end and be connected to pre-amplification circuit, the pre-amplification circuit outfan is connected to power amplifier；The power amplifier output
End is connected to audio output circuit.
2. portable wireless power amplifier according to claim 1, it is characterised in that：First controller, second controller
Master controller is each coupled electrically to the 3rd controller；Master controller is electrically connected with touch screen.
3. portable wireless power amplifier according to claim 1 and 2, it is characterised in that：The portable sandwich type element is touched in described
Touch to be provided with screen and renovate.
4. portable wireless power amplifier according to claim 1, it is characterised in that：The master controller is electrically connected with centre and deposits
Storage module.
5. portable wireless power amplifier according to claim 1, it is characterised in that：Be embedded with the portable sandwich type element recording by
Button；The master controller communication link is connected to recording module；The record button communicates to connect master controller.
6. portable wireless power amplifier according to claim 1, it is characterised in that：Independence is provided with the portable sandwich type element
Recording module；The independent recording module is connected to recording memory module；The recording memory module is connected to first number
According to selecting switch input.
7. portable wireless power amplifier according to claim 1, it is characterised in that：First controller, second controller,
3rd controller and master controller have ups power to power.
8. portable wireless power amplifier according to claim 1, it is characterised in that：The power amplifier is PA power amplifier structures
Into.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710040114.2A CN106535036B (en) | 2017-01-20 | 2017-01-20 | portable wireless power amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710040114.2A CN106535036B (en) | 2017-01-20 | 2017-01-20 | portable wireless power amplifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106535036A true CN106535036A (en) | 2017-03-22 |
| CN106535036B CN106535036B (en) | 2019-12-17 |
Family
ID=58335741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710040114.2A Active CN106535036B (en) | 2017-01-20 | 2017-01-20 | portable wireless power amplifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106535036B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090295483A1 (en) * | 2008-05-27 | 2009-12-03 | Rayspan Corporation | RF Power Amplifiers with Linearization |
| CN102065364A (en) * | 2010-12-31 | 2011-05-18 | 东莞精恒电子有限公司 | Portable wireless power amplifier |
| CN202978835U (en) * | 2012-11-05 | 2013-06-05 | 成都九洲迪飞科技有限责任公司 | L-waveband power amplification module |
| US20140120856A1 (en) * | 2012-10-31 | 2014-05-01 | Shenzhen South Silicon Valley Microelectronics Co., Ltd | Radio frequency front-end circuit for receiver and low noise amplifier thereof |
| CN106301246A (en) * | 2016-07-28 | 2017-01-04 | 维沃移动通信有限公司 | The power supply circuits of a kind of radio-frequency power amplifier and mobile terminal |
-
2017
- 2017-01-20 CN CN201710040114.2A patent/CN106535036B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090295483A1 (en) * | 2008-05-27 | 2009-12-03 | Rayspan Corporation | RF Power Amplifiers with Linearization |
| CN102065364A (en) * | 2010-12-31 | 2011-05-18 | 东莞精恒电子有限公司 | Portable wireless power amplifier |
| US20140120856A1 (en) * | 2012-10-31 | 2014-05-01 | Shenzhen South Silicon Valley Microelectronics Co., Ltd | Radio frequency front-end circuit for receiver and low noise amplifier thereof |
| CN202978835U (en) * | 2012-11-05 | 2013-06-05 | 成都九洲迪飞科技有限责任公司 | L-waveband power amplification module |
| CN106301246A (en) * | 2016-07-28 | 2017-01-04 | 维沃移动通信有限公司 | The power supply circuits of a kind of radio-frequency power amplifier and mobile terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106535036B (en) | 2019-12-17 |
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Address after: 510000 803, Tian'an science and technology development building, Panyu energy saving science and Technology Park, No. 555, Panyu Avenue North, Donghuan street, Panyu District, Guangzhou City, Guangdong Province Patentee after: Tianma Technology (Guangdong) Co.,Ltd. Address before: 101, No. 3, Wangbo 3rd Street South, Dongsha Village, Donghuan Street, Panyu District, Guangzhou City, Guangdong Province, 510000 (location: B301) (can be used as a workshop) Patentee before: GUANGZHOU YUESHENG ELECTRONIC TECHNOLOGY CO.,LTD. |