CN110636399A - Frequency matching system of wireless microphone - Google Patents
Frequency matching system of wireless microphone Download PDFInfo
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- CN110636399A CN110636399A CN201910878571.8A CN201910878571A CN110636399A CN 110636399 A CN110636399 A CN 110636399A CN 201910878571 A CN201910878571 A CN 201910878571A CN 110636399 A CN110636399 A CN 110636399A
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- wireless microphone
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- 238000004891 communication Methods 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 claims description 4
- 241001122767 Theaceae Species 0.000 claims description 3
- 239000013078 crystal Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 13
- 230000006870 function Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 238000004590 computer program Methods 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 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
- H04R1/08—Mouthpieces; Microphones; Attachments therefor
Abstract
The invention provides a frequency alignment system of a wireless microphone, which comprises: the wireless microphone comprises a wireless microphone receiver with an NFC read-write circuit, a wireless microphone emitter with an NFC read-write circuit and an NFC electronic tag; the NFC electronic tag is used for writing a target frequency according to the control of the frequency writing device; the wireless microphone receiver is provided with an NFC read-write circuit and is used for reading a target frequency in the NFC electronic tag so as to complete setting of the self frequency; and the wireless microphone transmitter with the NFC read-write circuit is used for reading the target frequency in the NFC electronic tag so as to complete frequency matching with the wireless microphone receiver with the NFC read-write circuit. The frequency alignment system can realize frequency alignment of the wireless microphone transmitter with the NFC read-write circuit and the wireless microphone receiver with the NFC read-write circuit through the NFC electronic tag, and has the advantages of simple frequency alignment operation and convenience in installation and debugging.
Description
Technical Field
The invention relates to the technical field of wireless microphones, in particular to a frequency alignment system of a wireless microphone.
Background
In order to avoid signal interference, i.e. cross-talk frequency, the same and unique frequency must be set between the transmitter and the receiver of the wireless microphone system in a local range, and the following methods are often adopted when the frequency is compared between the existing transmitter and the existing receiver: one is a manual adjustment mode, and the specific process is that the frequency of the receiver is set by adjusting a key on the receiver, and then the frequency of the transmitter is adjusted to the same frequency as the receiver by the key on the transmitter, so that the frequency alignment between the receiver and the transmitter is completed; the other is an infrared frequency alignment mode, and the specific process is that the frequency of the receiver is set by adjusting a key on the receiver, then the transmitter is close to the receiver at a certain angle to a preset range, and the frequency alignment between the receiver and the transmitter is completed through an infrared transmitter on the receiver and an infrared receiver on the transmitter.
In the two frequency alignment modes, when the installation and debugging of the project are carried out, the keys on each receiver need to be operated, the frequency of the keys is set, the frequency is manually recorded and distributed, the receivers and the transmitters need to be adjusted in a one-to-one frequency alignment mode, and if the receivers are locked in a closed cabinet, the cabinet needs to be frequently opened to realize the frequency alignment.
In conclusion, the existing frequency matching mode is complicated and inconvenient to install and debug.
Disclosure of Invention
The invention aims to provide a frequency alignment system of a wireless microphone, which is used for relieving the technical problems of complicated frequency alignment mode and inconvenient installation and debugging in the prior art.
The invention provides a frequency alignment system of a wireless microphone, which comprises: the wireless microphone comprises a wireless microphone receiver with an NFC read-write circuit, a wireless microphone emitter with an NFC read-write circuit and an NFC electronic tag;
the NFC electronic tag is used for writing a target frequency according to control of frequency writing equipment;
the wireless microphone receiver with the NFC read-write circuit is used for reading the target frequency in the NFC electronic tag so as to complete the setting of the self frequency;
the wireless microphone transmitter with the NFC read-write circuit is used for reading the target frequency in the NFC electronic tag so as to complete frequency alignment with the wireless microphone receiver with the NFC read-write circuit.
Further, the frequency writing device is a frequency writing device with an NFC function.
Further, the frequency writing device with NFC function includes any one of: the wireless microphone receiver with the NFC function and the mobile phone with the NFC function are disclosed.
Further, the wireless microphone receiver with the NFC read-write circuit includes: the NFC antenna comprises a wireless microphone receiver and a first NFC read-write circuit, wherein the wireless microphone receiver is connected with the first NFC read-write circuit.
Further, the wireless microphone transmitter with the NFC read-write circuit includes: the wireless microphone transmitter is connected with the second NFC read-write circuit.
Further, the NFC electronic tag is disposed in the wireless microphone receiver with the NFC read-write circuit;
the wireless microphone receiver with the NFC read-write circuit is used for writing the self frequency into the NFC electronic tag, so that the wireless microphone transmitter with the NFC read-write circuit finishes frequency alignment with the wireless microphone receiver with the NFC read-write circuit by reading the frequency in the NFC electronic tag.
Further, the NFC electronic tag may be disposed at a target location as needed, where the target location includes, but is not limited to, any of the following locations: wireless microphone crystal seat, wall body position and tea table position.
Furthermore, the wireless microphone receiver with the NFC read-write circuit and the wireless microphone transmitter with the NFC read-write circuit are also provided with read-write prompting devices for prompting whether the frequency is successfully read and written.
Further, the read-write prompting device comprises any one of the following components: buzzer and display.
Furthermore, the frequency matching system of the wireless microphone adopts the NFC near field communication technology to realize frequency matching.
In an embodiment of the present invention, the frequency alignment system of the wireless microphone includes: the wireless microphone comprises a wireless microphone receiver with an NFC read-write circuit, a wireless microphone emitter with an NFC read-write circuit and an NFC electronic tag; the NFC electronic tag is used for writing a target frequency according to the control of the frequency writing device; the wireless microphone receiver is provided with an NFC read-write circuit and is used for reading a target frequency in the NFC electronic tag so as to complete setting of the self frequency; and the wireless microphone transmitter with the NFC read-write circuit is used for reading the target frequency in the NFC electronic tag so as to complete frequency matching with the wireless microphone receiver with the NFC read-write circuit. According to the description, the frequency alignment system can realize frequency alignment of the wireless microphone transmitter with the NFC read-write circuit and the wireless microphone receiver with the NFC read-write circuit through the NFC electronic tag, is simple in frequency alignment operation and convenient to install and debug, and solves the technical problems that the existing frequency alignment mode is complicated and the installation and debugging are inconvenient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a frequency alignment system of a wireless microphone according to an embodiment of the present invention;
fig. 2 is a block diagram of a frequency alignment system of a wireless microphone according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a wireless microphone receiver with an NFC read-write circuit according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a wireless microphone transmitter with an NFC read-write circuit according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a wireless microphone receiver with an NFC read-write circuit and a wireless microphone transmitter with an NFC read-write circuit according to an embodiment of the present invention.
Icon: 11-wireless microphone receiver with NFC read-write circuit; 12-wireless microphone transmitter with NFC read-write circuit; 13-an NFC electronic tag; 14-read-write cue devices; 111-a wireless microphone receiver; 112-a first NFC read-write circuit; 121-wireless microphone transmitter; 122-second NFC read-write circuit.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
For the convenience of understanding the present embodiment, a detailed description will be given to an audio system of a wireless microphone disclosed in the present embodiment.
The first embodiment is as follows:
the embodiment of the invention provides a frequency alignment system of a wireless microphone, and the frequency alignment system of the wireless microphone provided by the embodiment of the invention is specifically introduced below.
Fig. 1 is a schematic structural diagram of a frequency alignment system of a wireless microphone according to an embodiment of the present invention, and fig. 2 is a block structural diagram of a frequency alignment system of a wireless microphone according to an embodiment of the present invention, as shown in fig. 1 and fig. 2, including: the system comprises a wireless microphone receiver 11 with an NFC read-write circuit, a wireless microphone transmitter 12 with an NFC read-write circuit and an NFC electronic tag 13;
the NFC electronic tag 13 is used for writing a target frequency according to the control of the frequency writing device;
the wireless microphone receiver 11 is provided with an NFC read-write circuit and is used for reading a target frequency in the NFC electronic tag 13 so as to complete setting of the self frequency;
and the wireless microphone transmitter 12 with the NFC read-write circuit is used for reading the target frequency in the NFC electronic tag 13 so as to complete frequency alignment with the wireless microphone receiver 11 with the NFC read-write circuit.
In the embodiment of the present invention, the structure of the frequency-pairing system is shown in fig. 1 and fig. 2, and in practical application, there may be a plurality of application modes, and each application mode is described below:
the application method is as follows: and the wireless microphone receiver 11 with the NFC read-write circuit and the wireless microphone transmitter 12 with the NFC read-write circuit are used for frequency alignment.
(1) The first condition is as follows: the NFC electronic tag 13 writes a target frequency in advance according to control of the frequency writing device, and the number of the target frequencies may be one or multiple (when there are multiple target frequencies, any two target frequencies are different). During implementation, the frequency setting of the wireless microphone receiver can be completed by enabling the NFC electronic tag 13 to be close to the NFC read-write area of the wireless microphone receiver 11 with the NFC read-write circuit, and then enabling the NFC electronic tag 13 to be close to the NFC read-write area of the wireless microphone transmitter 12 with the NFC read-write circuit, so that the frequency setting of the wireless microphone transmitter can be completed, and thus the frequency alignment between the wireless microphone receiver and the wireless microphone transmitter is realized.
(2) Case two: the target frequency is not stored in the NFC electronic tag 13, but the frequency is already set in the wireless microphone receiver 11 with the NFC read-write circuit. During implementation, the NFC electronic tag 13 is close to the NFC read-write area of the wireless microphone receiver 11 with the NFC read-write circuit, the wireless microphone receiver automatically writes the frequency information of itself into the NFC electronic tag 13, and then the NFC electronic tag 13 is close to the NFC read-write area of the wireless microphone transmitter 12 with the NFC read-write circuit, so that the frequency setting of the wireless microphone transmitter can be automatically completed, and thus the frequency alignment between the wireless microphone receiver and the wireless microphone transmitter is realized.
It should be noted that, when the target frequency is one, for a set of wireless microphone systems, the number of NFC electronic tags 13 corresponds to the number of wireless microphone transmitters, and one wireless microphone receiver may correspond to multiple wireless microphone transmitters.
The application mode two is as follows: when the engineering installation and debugging are performed, the number of the wireless microphone receivers is large, and the frequency of the wireless microphone receivers needs to be set. In implementation, a target frequency is written in the NFC electronic tag 13 by the control of the frequency writing device, where the target frequency is a plurality of different frequencies, and then the NFC electronic tag 13 with the target frequency is respectively close to the NFC read-write area of each wireless microphone receiver, so that the frequencies of the plurality of wireless microphone receivers can be automatically set.
The application mode is three: when the wireless microphone transmitter is used on the second day, the wireless microphone transmitter can be taken at will and is close to the NFC electronic tag 13 corresponding to the wireless microphone receiver to be frequency-aligned, the NFC electronic tag 13 can complete the frequency setting of the wireless microphone transmitter, and the frequency alignment between the wireless microphone receiver and the wireless microphone transmitter is realized.
In an embodiment of the present invention, the frequency alignment system of the wireless microphone includes: the system comprises a wireless microphone receiver 11 with an NFC read-write circuit, a wireless microphone transmitter 12 with an NFC read-write circuit and an NFC electronic tag 13; an NFC electronic tag 13 for writing a target frequency according to control of the frequency writing device; the wireless microphone receiver 11 is provided with an NFC read-write circuit and is used for reading a target frequency in the NFC electronic tag 13 so as to complete setting of the self frequency; and the wireless microphone transmitter 12 with the NFC read-write circuit is used for reading the target frequency in the NFC electronic tag 13 so as to complete frequency alignment with the wireless microphone receiver 11 with the NFC read-write circuit. As can be seen from the above description, the frequency alignment system in the present invention can realize frequency alignment between the wireless microphone transmitter 12 with the NFC read-write circuit and the wireless microphone receiver 11 with the NFC read-write circuit through the NFC electronic tag 13, and has the advantages of simple frequency alignment operation, convenient installation and debugging, and alleviation of the technical problems of complicated frequency alignment mode and inconvenient installation and debugging in the prior art.
The foregoing has briefly described the on-frequency system of the wireless microphone of the present invention, and the details thereof will be described below.
In an optional embodiment of the invention, the frequency writing device is a frequency writing device with NFC functionality.
Specifically, the frequency writing device with the NFC function includes any one of: the wireless microphone receiver with the NFC function and the mobile phone with the NFC function are disclosed. The frequency written by the NFC electronic tag 13 can be controlled by a frequency writing device with NFC functionality.
In an alternative embodiment of the present invention, referring to fig. 3, the wireless microphone receiver 11 with NFC read-write circuit includes: the wireless microphone receiver 111 and the first NFC read-write circuit 112, wherein the wireless microphone receiver 111 and the first NFC read-write circuit 112 are connected.
In an alternative embodiment of the present invention, referring to fig. 4, a wireless microphone transmitter 12 with NFC read-write circuitry includes: a wireless microphone transmitter 121 and a second NFC read-write circuit 122, wherein the wireless microphone transmitter 121 and the second NFC read-write circuit 122 are connected.
In an optional embodiment of the present invention, the NFC electronic tag 13 is disposed in the wireless microphone receiver 11 with the NFC read-write circuit;
the wireless microphone receiver 11 with the NFC read-write circuit is configured to write the self frequency into the NFC electronic tag 13, so that the wireless microphone transmitter 12 with the NFC read-write circuit completes frequency alignment with the wireless microphone receiver 11 with the NFC read-write circuit by reading the frequency in the NFC electronic tag 13.
That is, by this arrangement, the frequency alignment between the wireless microphone receiver and the wireless microphone transmitter can be directly achieved.
It should be noted that, the frequency matching system of the present invention can set not only the frequencies of the wireless microphone receiver and the wireless microphone transmitter, but also the client information, the room information, the management information, etc., and the specific implementation process is similar to the above process, and is not described herein one by one.
In an optional embodiment of the present invention, the NFC electronic tag 13 may be disposed at a target location as needed, where the target location includes, but is not limited to, any of the following locations: wireless microphone crystal seat, wall body position and tea table position.
In an alternative embodiment of the present invention, referring to fig. 5, the wireless microphone receiver 11 with the NFC read-write circuit and the wireless microphone transmitter 12 with the NFC read-write circuit are further provided with a read-write prompting device 14 for prompting whether the frequency is successfully read or written.
Specifically, the read/write prompting device 14 includes any one of the following: buzzer and display.
The frequency matching system of the wireless microphone adopts the frequency matching realized by the NFC near field communication technology.
The invention adopts the NFC near-distance (within 10 cm) wireless communication technology, has the advantages of low cost, high bandwidth, low energy consumption and the like, has no pollution to the surrounding electromagnetic field environment, and creates a clean use environment for wireless equipment. When setting up the counterprequency, only need be close to NFC electronic tags 13 with wireless microphone system, can realize automatic counterprequency, fool's operation, it is simple and convenient, NFC electronic tags 13 need not the power, installation and debugging convenience.
The invention adopts the NFC electronic tag 13 to solve the technical problem of frequent triviality of the wireless microphone receiver and the wireless microphone transmitter, and can be used for frequency allocation, information reading and writing and the like among a plurality of sets of wireless microphone systems.
The computer program product of the frequency alignment system of the wireless microphone provided by the embodiment of the present invention includes a computer readable storage medium storing a program code, where instructions included in the program code may be used to execute the method described in the foregoing method embodiment, and specific implementation may refer to the method embodiment, and will not be described herein again.
It is clear to those skilled in the art that, for convenience and brevity of description, the specific working processes of the system and the apparatus described above may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In addition, in the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The functions, if implemented in the form of software functional units and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A system for correlating frequencies of a wireless microphone, comprising: the wireless microphone comprises a wireless microphone receiver with an NFC read-write circuit, a wireless microphone emitter with an NFC read-write circuit and an NFC electronic tag;
the NFC electronic tag is used for writing a target frequency according to control of frequency writing equipment;
the wireless microphone receiver with the NFC read-write circuit is used for reading the target frequency in the NFC electronic tag so as to complete the setting of the self frequency;
the wireless microphone transmitter with the NFC read-write circuit is used for reading the target frequency in the NFC electronic tag so as to complete frequency alignment with the wireless microphone receiver with the NFC read-write circuit.
2. The peer-to-peer system as claimed in claim 1, wherein the frequency writing device is an NFC-enabled frequency writing device.
3. The frequency pairing system according to claim 2, wherein the NFC-enabled frequency writing device comprises any one of: the wireless microphone receiver with the NFC function and the mobile phone with the NFC function are disclosed.
4. The audio system of claim 1, wherein the wireless microphone receiver with NFC read-write circuit comprises: the NFC antenna comprises a wireless microphone receiver and a first NFC read-write circuit, wherein the wireless microphone receiver is connected with the first NFC read-write circuit.
5. The audio system of claim 1, wherein the wireless microphone transmitter with NFC read-write circuit comprises: the wireless microphone transmitter is connected with the second NFC read-write circuit.
6. The frequency matching system of claim 1, wherein the NFC electronic tag is disposed in the wireless microphone receiver with the NFC read-write circuit;
the wireless microphone receiver with the NFC read-write circuit is used for writing the self frequency into the NFC electronic tag, so that the wireless microphone transmitter with the NFC read-write circuit finishes frequency alignment with the wireless microphone receiver with the NFC read-write circuit by reading the frequency in the NFC electronic tag.
7. The frequency matching system according to claim 1, wherein the NFC tag can be set to a target location as required, wherein the target location includes but is not limited to any of the following locations: wireless microphone crystal seat, wall body position and tea table position.
8. The frequency alignment system according to claim 1, wherein the wireless microphone receiver with the NFC read-write circuit and the wireless microphone transmitter with the NFC read-write circuit are further provided with a read-write prompting device for prompting whether the frequency is successfully read or written.
9. The frequency alignment system of claim 8, wherein the read-write hint device comprises any one of: buzzer and display.
10. The frequency pairing system according to any one of claims 1 to 9, wherein the frequency pairing system of the wireless microphone is implemented by using NFC near field communication technology.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910878571.8A CN110636399A (en) | 2019-09-17 | 2019-09-17 | Frequency matching system of wireless microphone |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910878571.8A CN110636399A (en) | 2019-09-17 | 2019-09-17 | Frequency matching system of wireless microphone |
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| CN110636399A true CN110636399A (en) | 2019-12-31 |
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| CN201910878571.8A Pending CN110636399A (en) | 2019-09-17 | 2019-09-17 | Frequency matching system of wireless microphone |
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| CN104918187A (en) * | 2015-05-13 | 2015-09-16 | 深圳市好兄弟电子有限公司 | Wireless microphone system frequency matching method |
| US20160188925A1 (en) * | 2013-08-07 | 2016-06-30 | Goertek Inc . | Method for controlling nfc tag and controlled nfc tag |
| CN205407819U (en) * | 2016-03-10 | 2016-07-27 | 广东三盟信息科技有限公司 | Bluetooth automatic pairing microphone based on NFC |
| CN210129941U (en) * | 2019-09-17 | 2020-03-06 | 蓝文静 | Frequency matching system of wireless microphone |
-
2019
- 2019-09-17 CN CN201910878571.8A patent/CN110636399A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160188925A1 (en) * | 2013-08-07 | 2016-06-30 | Goertek Inc . | Method for controlling nfc tag and controlled nfc tag |
| CN203838659U (en) * | 2014-04-10 | 2014-09-17 | 同济大学 | Cordless mouse |
| CN104918187A (en) * | 2015-05-13 | 2015-09-16 | 深圳市好兄弟电子有限公司 | Wireless microphone system frequency matching method |
| CN205407819U (en) * | 2016-03-10 | 2016-07-27 | 广东三盟信息科技有限公司 | Bluetooth automatic pairing microphone based on NFC |
| CN210129941U (en) * | 2019-09-17 | 2020-03-06 | 蓝文静 | Frequency matching system of wireless microphone |
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Effective date of registration: 20221214 Address after: 529400 floor 4, plant 108, enzhou Industrial Avenue, Encheng street, Enping City, Jiangmen City, Guangdong Province Applicant after: Enping City ADASON Electronic Co.,Ltd. Address before: No. 176, Longtan Village, Shajing Village Committee, Wuling Town, Binyang County, Guangxi Zhuang Autonomous Region Applicant before: Lan Wenjing |
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Address after: 529400, 6th Floor, No. 11-4 Commercial Zone, Enping Industrial Park, Enping City, Jiangmen City, Guangdong Province Applicant after: Enping City ADASON Electronic Co.,Ltd. Address before: 529400 floor 4, plant 108, enzhou Industrial Avenue, Encheng street, Enping City, Jiangmen City, Guangdong Province Applicant before: Enping City ADASON Electronic Co.,Ltd. |