CN107911811A - A kind of automatic frequency aligning wireless microphone system and its to frequency method - Google Patents
A kind of automatic frequency aligning wireless microphone system and its to frequency method Download PDFInfo
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- CN107911811A CN107911811A CN201711171703.0A CN201711171703A CN107911811A CN 107911811 A CN107911811 A CN 107911811A CN 201711171703 A CN201711171703 A CN 201711171703A CN 107911811 A CN107911811 A CN 107911811A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/005—Discovery of network devices, e.g. terminals
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- Computer Networks & Wireless Communication (AREA)
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Abstract
The present invention provides a kind of automatic frequency aligning wireless microphone system, including wireless microphone and wireless receiver, it is characterized in that, the wireless microphone, which includes pick-up head (101), the first audio treatment unit (102), modulation unit (103), transaudient rf transmitter unit (104), transaudient transmitting antenna (105), the first MCU control unit (106), the first number, passes Transmit Receive Unit (107) sum number biography dual-mode antenna (108)；Wireless receiver includes transaudient radio frequency reception antenna (201), transaudient rf receiver unit (202), the second audio treatment unit (203), audio output unit (204), the second MCU control unit (205), the second number biography Transmit Receive Unit (206), number transmission frequency dual-mode antenna (207).
Description
Technical field
The present invention relates generally to a kind of wireless microphone system, more particularly, to a kind of automatic frequency aligning wireless microphone system
System.
Background technology
Multi-channel wireless microphone products currently on the market, it is essentially all infrared to frequency method to frequency, first peace
Needed in dress or use again to frequency, it is necessary to operate the button on receiver, receiver is entered to frequency state, then could
With the infrared receiver window of microphone to opposite to the infrared emission window on receiver panel, so as to complete to frequency process.
But there are several defects for this method：First, open microphone after, it is necessary to press on receiver panel to frequency
Button, operation are not succinct enough；Second, when if receiver is installed in the equipment box of closing, it is necessary to open equipment box ability
Operation, it is not convenient enough.
The content of the invention
In order to overcome above-mentioned technological deficiency, it is an object of the invention to provide a kind of radio frequency automatic frequency aligning wireless microphone system
System and its method of work, in the occasion of the more set wireless microphones of application, such as KTV management places, classroom's pickup public address etc.
Occasion, after microphone is taken near some room, classroom or receiver, as long as open wireless microphone, you can with it is corresponding
Wireless receiver complete automatic frequency aligning, it is very simple and convenient without any other operation.
In order to realize above-mentioned technological merit, the present invention adopts the following technical scheme that：
A kind of automatic frequency aligning wireless microphone system, including wireless microphone and wireless receiver, the wireless microphone
Including pick-up head, the first audio treatment unit, modulation unit, transaudient rf transmitter unit, transaudient transmitting antenna, the first MCU controls
Unit processed, the first number pass Transmit Receive Unit sum number and pass dual-mode antenna；Wireless receiver includes transaudient radio frequency reception antenna, transaudient
Rf receiver unit, the second audio treatment unit, audio output unit, the second MCU control unit, the second number pass radio-frequency receiving-transmitting list
Member, number transmit frequency dual-mode antenna, wherein
Pick-up head, the first audio treatment unit, modulation unit, transaudient rf transmitter unit and transaudient transmitting antenna connect successively
Connect,
First MCU control unit, the first number pass Transmit Receive Unit sum number biography dual-mode antenna and are sequentially connected, and first
MCU control unit is also connected to transaudient rf transmitter unit,
Transaudient radio frequency reception antenna, transaudient rf receiver unit, the second audio treatment unit and audio output unit are successively
It is connected,
Second MCU control unit, the second number pass Transmit Receive Unit sum number transmission frequency dual-mode antenna and are sequentially connected, and the
Two MCU control units are also respectively connected to the second audio treatment unit and audio output unit.
One kind as above-mentioned technical proposal is improved, wherein, the first audio treatment unit is provided for voiceband telecommunication
Number amplification.
The method of work of automatic frequency aligning wireless microphone system provided by the invention, including step：
Microphone matching step and receiver matching step, wherein
Microphone matching step includes
After step 1) microphone unit is opened and initialized,
The number of step 2) first passes Transmit Receive Unit and establishes Data Channel and send test instruction and transaudient test signal,
Step 3) is determined to receive response, then the intensity of the test signal of received one or more receivers carried out one by one
Simultaneously stored intensity signal data are inquired about, otherwise return to step 2),
Step 4) determines that inquiry is completed, then selects the receiver of peak signal to carry out pairing work, otherwise return to step 3),
Step 5) determines shutdown command, then shuts down, otherwise return to step 4),
Receiver matching step includes,
Step 21) receiver is opened, power-up initializing,
Step 22) scans and records idle transaudient channel,
Step 23) determines that receiving test instructs, then replys test signal intensity and the machine address, otherwise return to step 22),
Step 24) determines to receive unsuccessful notice, then return to step 22),
Step 25) determines to receive matched order, then works in preselected channel and export audio, otherwise return to step 24),
Step 26) determines to receive shutdown command, then performs shutdown, otherwise return to step 25).
The beneficial effects of the invention are as follows：Radio frequency automatic frequency aligning wireless microphone system provided by the invention and its work side
Method, suitable for various fields, concept of system and product design using innovation, it is possible to achieve microphone arbitrarily exchanges, into room
Between open the work of microphone, that is, automatic frequency aligning parallel machine, without any operation bidirectional, user is felt just as without to frequency
Effect.
Brief description of the drawings
It will be obtained more fully from the detailed description of the embodiment below with reference to attached drawing with other advantages and features below
Understanding, attached drawing must be considered in a manner of illustrative and non-limiting, wherein：
Fig. 1 is the circuit structure block diagram of the automatic frequency aligning wireless microphone system of the present invention；
Fig. 2 is the circuit structure block diagram of the automatic frequency aligning wireless microphone system of the present invention；
Fig. 3 is the work flow diagram of the microphone of the automatic frequency aligning wireless microphone system of the present invention；
Fig. 4 is the work flow diagram of the receiver of the automatic frequency aligning wireless microphone system of the present invention.
Embodiment
Carried out clearly below with reference to the technique effect of the design of embodiment and attached drawing to the present invention, concrete structure and generation
Chu, complete description, to be completely understood by the purpose of the present invention, scheme and effect.It should be noted that in situation about not conflicting
Under, the feature in embodiment and embodiment in the application can be mutually combined.
It should be noted that unless otherwise specified, when a certain feature is referred to as " fixing ", " connection " in another feature,
It can directly fix, be connected in another feature, can also indirectly fix, be connected in another feature.In addition, this
The descriptions such as the upper and lower, left and right used in invention are only to be closed relative to the mutual alignment of each part of the present invention in attached drawing
For system.In " one kind " of singulative of the invention and used in the attached claims, " described " and "the" also purport
Including most forms, unless context clearly shows that other implications.
In addition, unless otherwise defined, the technology of all of technologies and scientific terms used here by the article and the art
The normally understood implication of personnel is identical.Term used in the description is intended merely to description specific embodiment herein, without
It is to limit the present invention.Term as used herein "and/or" includes the arbitrary of one or more relevant Listed Items
Combination.
It will be appreciated that though various elements, but this may be described using term first, second, third, etc. in the disclosure
A little elements should not necessarily be limited by these terms.These terms are only used for same type of element being distinguished from each other out.For example, do not departing from
In the case of disclosure scope, the first element can also be referred to as the second element, and similarly, the second element can also be referred to as
One element.Depending on linguistic context, word as used in this " if " can be construed to " ... when " or " when ...
When ".
Wireless microphone and receiver are except possessing multiple radio-frequency channels of voice transmission (hereinafter referred to as transaudient channel)
Outside, other device is by data transmission channel (the hereinafter referred to as data being made of radio frequency data transmission chip and its peripheral circuit
Channel), after wireless receiver unlatching and power-up initializing, the idle transaudient channel of pre-selection, in transaudient test Channel Received Signal.
Transaudient test channel is the common signal channel of system special definition, and special test channel can be set near transaudient channel, also may be used
Test channel defined in transaudient channel, test channel can also be set dynamically, i.e., when each microphone is opened, by with it is attached
Near receiver communication, it is interim to specify an idle transaudient channel as test channel.
As depicted in figs. 1 and 2, the present invention provides a kind of automatic frequency aligning wireless microphone system, including wireless microphone and
Wireless receiver, the wireless microphone include pick-up head 101, the first audio treatment unit 102, modulation unit 103, transaudient penetrate
Frequency transmitter unit 104, transaudient transmitting antenna 105, the first MCU control unit 106, first number pass 107 sum number of Transmit Receive Unit
Pass dual-mode antenna 108；Wireless receiver includes transaudient radio frequency reception antenna 201, transaudient rf receiver unit 202, the second audio
Processing unit 203, audio output unit 204, the second MCU control unit 205, second number pass Transmit Receive Unit 206, number transmits
Frequency dual-mode antenna 207, wherein
Pick-up head 101, the first audio treatment unit 102, modulation unit 103, transaudient rf transmitter unit 104 and transaudient hair
Antenna 105 is penetrated to be sequentially connected,
First MCU control unit 106, first number passes 107 sum number of Transmit Receive Unit biography dual-mode antenna 108 and is sequentially connected,
And the first MCU control unit 106 is also connected to transaudient rf transmitter unit 104,
Transaudient radio frequency reception antenna 201, transaudient rf receiver unit 202, the second audio treatment unit 203 and audio output
Unit 204 is sequentially connected,
Second MCU control unit 205, second number passes 206 sum number of Transmit Receive Unit and transmits the phase successively of frequency dual-mode antenna 207
Even, and the second MCU control unit 205 is also respectively connected to the second audio treatment unit 203 and audio output unit 204.
In the structure chart shown in Fig. 1, pick-up head 101 picks up user's voice, is transformed into audio electrical signal, the
One audio treatment unit 102 amplifies audio electrical signal, the signal that modulation unit 103 sends the first audio treatment unit 102
It is modulated in oscillation signals according, and send to transaudient rf transmitter unit 104 into row buffering, power amplification and antenna match mistake
Journey, finally goes emission of radio frequency signals to surrounding space via transaudient transmitting antenna 105.
In the structure chart shown in Fig. 2, transaudient radio frequency reception antenna 201 is responsible in transaudient UHF band reception radiofrequency signal, and
Transaudient rf receiver unit 202 is transported to, is sent after transaudient rf receiver unit 202 is demodulated to the second audio frequency process list
Member 203, then externally exported after the processing of the second audio treatment unit 203.Second number passes 206 sum number of Transmit Receive Unit and transmits frequency
Dual-mode antenna 207 forms wireless data sending passage, and is controlled by the second MCU control unit 205, while the second MCU control unit 205
It is also connected with transaudient 202 and second audio treatment unit 203 of rf receiver unit.
In one embodiment of the invention, it is preferable that wherein, the first audio treatment unit 102 is provided for sound
Frequency electric signal amplifies.
In one embodiment of the invention, it is preferable that wherein, automatic frequency aligning wireless microphone system can include multiple
Wireless microphone and multiple wireless receivers.
As shown in Figure 3 and Figure 4, the method for work of automatic frequency aligning wireless microphone system of the invention, including step：
Microphone matching step and receiver matching step, wherein
Microphone matching step includes
After step 1) microphone is opened and initialized,
The number of step 2) first, which passes Transmit Receive Unit 107 and establishes Data Channel and send test instruction and transaudient test, to be believed
Number,
Step 3) determines to receive response, then inquiry and stored intensity signal data, otherwise return to step 2),
Step 4) determines that inquiry is completed, then selects the receiver of peak signal to carry out pairing work, otherwise return to step 3),
Step 5) determines shutdown command, then shuts down, otherwise return to step 4),
Receiver matching step includes,
Step 21) receiver is opened, power-up initializing,
Step 22) scans and records idle transaudient channel,
Step 23) determines that receiving test instructs, then replys test signal intensity and the machine address, otherwise return to step 22),
Step 24) determines to receive unsuccessful notice, then return to step 22),
Step 25) determines to receive matched order, then works in preselected channel and export audio, otherwise return to step 24),
Step 26) determines to receive shutdown command, then performs shutdown, otherwise return to step 25).
The beneficial effects of the invention are as follows：Radio frequency automatic frequency aligning wireless microphone system provided by the invention and its work side
Method, suitable for various fields, concept of system and product design using innovation, it is possible to achieve microphone arbitrarily exchanges, into room
Between open the work of microphone, that is, automatic frequency aligning parallel machine, without any operation bidirectional, user is felt just as without to frequency
Effect.
Obviously, above-described embodiment is only intended to clearly illustrate example, and is not the restriction to embodiment.For
For those of ordinary skill in the art, other various forms of changes or change can also be made on the basis of the above description
It is dynamic.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change or change thus extended out
Among moving still in the protection domain of the invention.
Claims (3)
1. a kind of automatic frequency aligning wireless microphone system, including wireless microphone and wireless receiver, it is characterised in that the nothing
Line microphone includes pick-up head (101), the first audio treatment unit (102), modulation unit (103), transaudient rf transmitter unit
(104), transaudient transmitting antenna (105), the first MCU control unit (106), the first number pass Transmit Receive Unit (107) sum number and pass
Dual-mode antenna (108)；Wireless receiver includes transaudient radio frequency reception antenna (201), transaudient rf receiver unit (202), second
Audio treatment unit (203), audio output unit (204), the second MCU control unit (205), the second number pass Transmit Receive Unit
(206), number transmits frequency dual-mode antenna (207), wherein
Pick-up head (101), the first audio treatment unit (102), modulation unit (103), transaudient rf transmitter unit (104) and biography
Sound emission antenna (105) is sequentially connected,
First MCU control unit (106), the first number pass Transmit Receive Unit (107) sum number and pass dual-mode antenna (108) phase successively
Even, and the first MCU control unit (106) is also connected to transaudient rf transmitter unit (104),
Transaudient radio frequency reception antenna (201), transaudient rf receiver unit (202), the second audio treatment unit (203) and audio are defeated
Go out unit (204) to be sequentially connected,
Second MCU control unit (205), the second number pass Transmit Receive Unit (206) sum number and transmit frequency dual-mode antenna (207) successively
It is connected, and the second MCU control unit (205) is also respectively connected to the second audio treatment unit (203) and audio output unit
(204)。
2. automatic frequency aligning wireless microphone system according to claim 1, it is characterised in that the first audio treatment unit
(102) it is provided for amplifying audio electrical signal.
3. the method for work of automatic frequency aligning wireless microphone system according to claim 1, it is characterised in that including step
Suddenly：
Microphone matching step and receiver matching step, wherein
Microphone matching step includes
After step 1) microphone is opened and initialized,
The number of step 2) first passes Transmit Receive Unit (107) and establishes Data Channel and send test instruction and transaudient test signal,
Step 3) determines to receive response, then inquiry and stored intensity signal data, otherwise return to step 2),
Step 4) determines that inquiry is completed, then selects the receiver of peak signal to carry out pairing work, otherwise return to step 3),
Step 5) determines shutdown command, then shuts down, otherwise return to step 4),
Receiver matching step includes,
Step 21) receiver is opened, power-up initializing,
Step 22) scans and records idle transaudient channel,
Step 23) determines that receiving test instructs, then replys test signal intensity and the machine address, otherwise return to step 22),
Step 24) determines to receive unsuccessful notice, then return to step 22),
Step 25) determines to receive matched order, then works in preselected channel and export audio, otherwise return to step 24),
Step 26) determines to receive shutdown command, then performs shutdown, otherwise return to step 25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711171703.0A CN107911811A (en) | 2017-11-22 | 2017-11-22 | A kind of automatic frequency aligning wireless microphone system and its to frequency method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711171703.0A CN107911811A (en) | 2017-11-22 | 2017-11-22 | A kind of automatic frequency aligning wireless microphone system and its to frequency method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107911811A true CN107911811A (en) | 2018-04-13 |
Family
ID=61847065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711171703.0A Withdrawn CN107911811A (en) | 2017-11-22 | 2017-11-22 | A kind of automatic frequency aligning wireless microphone system and its to frequency method |
Country Status (1)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109697840A (en) * | 2018-12-28 | 2019-04-30 | 东莞亿动智能科技有限公司 | Automatic frequency aligning method and device |
| CN110650391A (en) * | 2018-06-26 | 2020-01-03 | 深圳斐海科技有限公司 | Wireless microphone system and identification method thereof |
-
2017
- 2017-11-22 CN CN201711171703.0A patent/CN107911811A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110650391A (en) * | 2018-06-26 | 2020-01-03 | 深圳斐海科技有限公司 | Wireless microphone system and identification method thereof |
| CN110650391B (en) * | 2018-06-26 | 2020-11-13 | 深圳斐海科技有限公司 | Wireless microphone system and identification method thereof |
| CN109697840A (en) * | 2018-12-28 | 2019-04-30 | 东莞亿动智能科技有限公司 | Automatic frequency aligning method and device |
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Application publication date: 20180413 |
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| WW01 | Invention patent application withdrawn after publication |