CN205812389U - Radio digital mic - Google Patents
Radio digital mic Download PDFInfo
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- CN205812389U CN205812389U CN201620097123.6U CN201620097123U CN205812389U CN 205812389 U CN205812389 U CN 205812389U CN 201620097123 U CN201620097123 U CN 201620097123U CN 205812389 U CN205812389 U CN 205812389U
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- speech data
- module
- capture apparatus
- radio digital
- digital mic
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Abstract
This utility model embodiment provides a kind of radio digital mic, including: bluetooth module, recording module, tonequality detection module, control module and WiFi module；Wherein, bluetooth module, recording module and tonequality detection module are sequentially connected with, and control module connects tonequality detection module, bluetooth module and WiFi module respectively；Bluetooth module is for receiving the control command that capture apparatus sends；Record module for recording the speech data of the person of being taken；Tonequality detection module is for detecting the quality judging speech data.This utility model embodiment judges the quality of the speech data of its person of being taken recorded by radio digital mic detection, and select different wireless transmission methods to send speech data to capture apparatus according to the quality height of speech data, improve the motility of communication between radio digital mic and video capture equipment.
Description
Technical field
This utility model embodiment relates to communication technical field, particularly relates to a kind of radio digital mic.
Background technology
Radio digital mic can record the voice of the person of being taken, and analog voice signal is converted to numeral
Voice signal, and audio digital signals is sent to video capture equipment, video capture equipment clapped
The audio digital signals that the video data taken the photograph and radio digital mic send synthesizes the language that both pictures and texts are excellent
Audio-video document.
In prior art, radio digital mic generally uses wireless communication technology to carry out with video capture equipment
Use same when the information that carries out between radio communication, and radio digital mic and video capture equipment is mutual
A kind of wireless communication technology, causes the side wireless communication between radio digital mic and video capture equipment
Formula lacks motility.
Utility model content
This utility model embodiment provides a kind of radio digital mic, with increase radio digital mic with
The motility of the communication between video capture equipment.
One aspect of this utility model embodiment is to provide a kind of radio digital mic, including: bluetooth
Module, recording module, tonequality detection module, control module and WiFi module；Wherein,
Described bluetooth module, described recording module and described tonequality detection module are sequentially connected with, described control
Module connects described tonequality detection module, described bluetooth module and described WiFi module respectively；
Described bluetooth module, for receiving the control command that capture apparatus sends, described control command includes
The initial recording moment；
Described recording module, for according to the described initial speech data recording the moment recording person of being taken；
Described tonequality detection module, for detecting the quality judging described speech data；
Described control module, if being high-quality speech data for described speech data, then selects wireless
Fidelity WiFi transmission means；If described speech data is low-quality speech data, then select Bluetooth transmission
Mode；
The Bluetooth transmission mode that described bluetooth module is additionally operable to select according to described control module is by described voice
Data are sent to described capture apparatus, so that described speech data and described shooting are set by described capture apparatus
The standby video data recorded according to the described initial recording moment merges into voice and video file；
Described WiFi module, for the WiFi transmission means that selects according to described control module by institute's predicate
Sound data are sent to described capture apparatus, so that described capture apparatus is by described speech data and described shooting
Equipment merges into voice and video file according to the described initial video data recording moment recording.
The radio digital mic that this utility model embodiment provides, is sentenced by radio digital mic detection
The quality of the speech data of its person of being taken recorded disconnected, and select not according to the quality height of speech data
Same wireless transmission method sends speech data to capture apparatus, improves radio digital mic and video
The motility of communication between capture apparatus.
Accompanying drawing explanation
The structure chart of the radio digital mic that Fig. 1 provides for this utility model embodiment；
The structure chart of the radio digital mic that Fig. 2 provides for another embodiment of this utility model；
The structure chart of the radio digital mic that Fig. 3 provides for another embodiment of this utility model；
The structure chart of the radio digital mic that Fig. 4 provides for another embodiment of this utility model.
Detailed description of the invention
The structure chart of the radio digital mic that Fig. 1 provides for this utility model embodiment.As it is shown in figure 1,
Radio digital mic 90 includes bluetooth module 91, records module 92, tonequality detection module 93, control
Module 94 and WiFi module 95；Wherein, bluetooth module 91, recording module 92 and tonequality detection module
93 are sequentially connected with, and control module 94 connects tonequality detection module 93, bluetooth module 91 and WiFi respectively
Module 95.
Bluetooth module 91 is for receiving, by Bluetooth transmission mode, the control command that capture apparatus sends, described
Control command includes the initial recording moment；Record module 92 for recording quilt according to the described initial recording moment
The speech data of photographer；Tonequality detection module 93 is for detecting the quality judging described speech data；Control
If molding block 94 is high-quality speech data for described speech data, then select Wireless Fidelity WiFi
Transmission means；If described speech data is low-quality speech data, then select Bluetooth transmission mode；Institute
State Bluetooth transmission mode that bluetooth module 91 is additionally operable to select according to described control module by described voice number
According to being sent to described capture apparatus, so that described capture apparatus is by described speech data and described capture apparatus
Voice and video file is merged into according to the described initial video data recording moment recording；WiFi module 95
Described speech data is sent to described bat by the WiFi transmission means for selecting according to described control module
Take the photograph equipment so that described capture apparatus by described speech data and described capture apparatus according to described initial record
The video data that moment processed records merges into voice and video file.
In this utility model embodiment, radio digital mic is clamped on the clothes of the person of being taken, and claps
The equipment of taking the photograph is specially mobile phone, video camera, panel computer etc., and radio digital mic is taken for recording
The speech data of person, capture apparatus is for recording the video data of the person of being taken, in order to ensure speech data
And video data synchronization, in the case of not considering signal propagation delay time, start to record at capture apparatus and clapped
The initial time of the video data of the person of taking the photograph sends control life to radio digital mic by Bluetooth transmission mode
Order, this control command includes the initial recording moment, it is preferred that capture apparatus and the person of being taken pass in bluetooth
In defeated distance.
After described radio digital mic receives control command, parse initiateing in described control command
Recording the moment, and start to record the voice signal of the person of being taken from the initial recording moment, this speech signal is
Analogue signal, described radio digital mic is specially pulse code modulation by institute by analog-to-digital conversion method
The speech signal stating simulation is changed into the speech data of numeral.
Preferably, described radio digital mic adulterates according in described speech data and described speech data
Noise signal calculate described speech data signal to noise ratio；If described signal to noise ratio is more than or equal to threshold value, then
Described radio digital mic determines that described speech data is high-quality speech data；If described signal to noise ratio
Less than threshold value, the most described radio digital mic determines that described speech data is low-quality speech data.
Described radio digital mic is according to the noise letter of doping in described speech data and described speech data
Number calculate described speech data signal to noise ratio, including:
Described radio digital mic is according to the voltage effective value of described speech data and described noise signal
Voltage effective value calculates the signal to noise ratio of described speech data by formula (1):
SNR=20lg (VS/VN) (1)
Wherein, SNR represents described signal to noise ratio, and VS represents the voltage effective value of described speech data, VN table
Show the voltage effective value of described noise signal.
Concrete, radio digital mic calculates signal to noise ratio snr according to formula (1), if SNR more than or
Equal to threshold value, the most described radio digital mic determines that described speech data is high-quality speech data,
If SNR is less than threshold value, the most described radio digital mic determines that described speech data is low-quality voice
Data.
If described speech data is high-quality speech data, then radio digital mic selects bandwidth higher
WiFi transmission means described speech data is sent to described capture apparatus, capture apparatus is by described voice
Data and described capture apparatus merge into voice and video according to the described initial video data recording moment recording
File.
If described speech data is low-quality speech data, then radio digital mic select narrower bandwidth,
Described speech data is sent to described capture apparatus by the Bluetooth transmission mode that power consumption is less, and capture apparatus will
Described speech data and described capture apparatus are merged into according to the described initial video data recording moment recording
Voice and video file.
This utility model embodiment judges the language of its person of being taken recorded by radio digital mic detection
The quality of sound data, and select different wireless transmission methods to shooting according to the quality height of speech data
Equipment sends speech data, improves side wireless communication between radio digital mic and video capture equipment
The motility of formula.
The structure chart of the radio digital mic that Fig. 2 provides for another embodiment of this utility model.Such as Fig. 2
Shown in, tonequality detection module 93 includes computing unit 931 and determines unit 932, wherein, computing unit
931 for calculating described voice according to the noise signal of doping in described speech data and described speech data
The signal to noise ratio of data；If determining, unit 932 is more than or equal to threshold value for described signal to noise ratio, it is determined that institute
Stating speech data is high-quality speech data；If described signal to noise ratio is less than threshold value, it is determined that described voice
Data are low-quality speech data.
Computing unit 931 is specifically for according to the voltage effective value of described speech data and described noise signal
Voltage effective value calculate the signal to noise ratio of described speech data by formula (1):
SNR=20lg (VS/VN) (1)
Wherein, SNR represents described signal to noise ratio, and VS represents the voltage effective value of described speech data, VN table
Show the voltage effective value of described noise signal.
WiFi module 95 is specifically for being sent to described capture apparatus in real time by described speech data；Or
Described bluetooth module 91 is specifically for being sent to described capture apparatus in real time by described speech data.
In this utility model embodiment, if described speech data is high-quality speech data, the most wireless
It is described that digital microphone selects the WiFi transmission means that bandwidth is higher to be sent in real time by described speech data
Capture apparatus, capture apparatus by described speech data and described capture apparatus according to the described initial recording moment
The video data recorded merges into voice and video file.
If described speech data is low-quality speech data, then radio digital mic select narrower bandwidth,
Described speech data is sent to described capture apparatus by Bluetooth transmission mode that power consumption is less in real time, and shooting sets
The standby video data conjunction that described speech data and described capture apparatus were recorded according to the described initial recording moment
And be voice and video file.
Speech data is sent to shooting by radio digital mic and sets by this utility model embodiment in real time
Standby, so that capture apparatus synthesizes voice and video file in time, improve the real-time of voice and video file synthesis
Property.
The structure chart of the radio digital mic that Fig. 3 provides for another embodiment of this utility model.Such as Fig. 3
Shown in, radio digital mic 90 also includes that memory module 96, memory module 96 are used for storing described quilt
The speech data of photographer.
If it is high-quality speech data that WiFi module 95 is additionally operable to described speech data, then to described bat
Equipment of taking the photograph sends high-quality speech identification information, so that described capture apparatus is according to described high-quality speech mark
Knowledge information selects WiFi transmission means to send the first voice data transmission request to described WiFi module；Institute
State WiFi module according to described first voice data transmission request selecting WiFi transmission means by described storage
The described speech data of module stores is sent to described capture apparatus.
If it is low-quality speech data that bluetooth module 91 is additionally operable to described speech data, then to described shooting
Equipment sends low quality voice identifier information, so that described capture apparatus is according to described low quality voice identifier
Information selects Bluetooth transmission mode to send second speech data transmission request to described bluetooth module；Described indigo plant
Described memory module is deposited by tooth module according to described second speech data transmission request selecting Bluetooth transmission mode
The described speech data of storage is sent to described capture apparatus.
In this utility model embodiment, radio digital mic is the most non real-time to capture apparatus transmission voice
Data, but first the speech data of the person of being taken being recorded to is stored, non real-time transmission can be saved
The electricity of radio digital mic, in order to be recorded to more speech data.
In this utility model embodiment, when radio digital mic detects that described speech data is high-quality
During the speech data measured, send high-quality speech identification information to described capture apparatus, so that described shooting
Equipment knows that the speech data that radio digital mic is currently recorded and stored is high-quality speech data,
Radio digital mic selects WiFi transmission means to send the first voice number to described radio digital mic
According to transmission request.
Concrete, capture apparatus periodically can send the first voice data transmission to radio digital mic
Request, so that the speech data that radio digital mic is stored periodically is sent to capture apparatus；
Or, radio digital mic can be real-time, intermittent or periodically send it to capture apparatus and deposit
Storage status information, this storage status information can include that the amount of capacity that stored and/or remaining capacity are big
Little, when the amount of capacity stored and/or remaining amount of capacity are beyond certain threshold value, capture apparatus to
Radio digital mic sends the first voice data transmission request；Or, radio digital mic can be real-time
, intermittent or periodically send its power state information to capture apparatus, this power state information
Including dump energy size, when dump energy is less than certain threshold value, capture apparatus is to wireless digital Mike
Wind sends the first voice data transmission request.
When radio digital mic receives the first voice data transmission request that capture apparatus sends, choosing
Select the described speech data that WiFi transmission means stored and be sent to described capture apparatus.
When radio digital mic detects that described speech data is low-quality speech data, to described
Capture apparatus sends low quality voice identifier information, so that described capture apparatus knows radio digital mic
The speech data currently recorded and store is low-quality speech data, and radio digital mic selects bluetooth
Transmission means sends second speech data transmission request to described radio digital mic.
Concrete, capture apparatus periodically can send second speech data transmission to radio digital mic
Request, so that the speech data that radio digital mic is stored periodically is sent to capture apparatus；
Or, radio digital mic can be real-time, intermittent or periodically send it to capture apparatus and deposit
Storage status information, this storage status information can include that the amount of capacity that stored and/or remaining capacity are big
Little, when the amount of capacity stored and/or remaining amount of capacity are beyond certain threshold value, capture apparatus to
Radio digital mic sends second speech data transmission request；Or, radio digital mic can be real-time
, intermittent or periodically send its power state information to capture apparatus, this power state information
Including dump energy size, when dump energy is less than certain threshold value, capture apparatus is to wireless digital Mike
Wind sends second speech data transmission request.
When radio digital mic receives the second speech data transmission request that capture apparatus sends, choosing
Select the described speech data that Bluetooth transmission mode stored and be sent to described capture apparatus.
This utility model embodiment stores the voice number of its person of being taken recorded by radio digital mic
According to, and non real-time transmission can save the electricity of radio digital mic, in order to it is recorded to more voice number
According to.
The structure chart of the radio digital mic that Fig. 4 provides for another embodiment of this utility model.Such as Fig. 4
Shown in, bluetooth module 91 is additionally operable to receive the clock synchronization information that capture apparatus sends；Wireless digital Mike
Wind 90 also includes synchronization module 97, and synchronization module 97 is described for synchronizing according to described clock synchronization information
The clock timing starting point of radio digital mic.
Bluetooth module 91 or WiFi module 95 are additionally operable to receive described capture apparatus and pass through communication
The described voice and video file sent；Memory module 96 is additionally operable to store described voice and video file.
In this utility model embodiment, described radio digital mic occurs with the pairing of described capture apparatus,
Before the most described radio digital mic receives the control command that capture apparatus sends, need described wireless
Digital microphone and described capture apparatus carry out pairing process, and concrete pairing processing procedure is: shooting sets
Standby to radio digital mic tranmitting data register synchronizing information, the timestamp that clock synchronization information includes,
This timestamp is that capture apparatus sends timestamp corresponding to described clock synchronization information moment.
Radio digital mic starts timing according to described timestamp, i.e. the timing of radio digital mic is opened
Moment beginning was as the criterion with the moment of capture apparatus tranmitting data register synchronizing information.
In this utility model embodiment, described capture apparatus is by described speech data and described capture apparatus
After merging into voice and video file according to the described initial video data recording moment recording, described shooting
This voice and video file is sent to radio digital mic by equipment, radio digital mic receive and deposit
Store up this language video file, in order to the language video file that capture apparatus cannot be synthesized exports calculating
Machine, such as, the form of the language video file that some mobile communication terminal synthesizes do not supported by computer, then
This voice and video file is sent to radio digital mic by capture apparatus, and radio digital mic can be by language
The form that format conversion is computer supported of speech video file, it is ensured that some mobile communication terminal synthesizes
Language video file can play out the most in a computer.
This utility model embodiment has carried out clock synchronization process to radio digital mic and capture apparatus,
Ensure that speech data that radio digital mic records and the video data that capture apparatus is recorded are to synchronize
, it addition, this voice and video file is sent to radio digital mic by capture apparatus, it is ensured that
The language video file of some mobile communication terminal synthesis can play out the most in a computer.
In sum, this utility model embodiment judges its quilt recorded by radio digital mic detection
The quality of the speech data of photographer, and select different being wirelessly transferred according to the quality height of speech data
Mode sends speech data to capture apparatus, improves between radio digital mic and video capture equipment
The motility of communication；By radio digital mic, speech data is sent to shooting in real time set
Standby, so that capture apparatus synthesizes voice and video file in time, improve the real-time of voice and video file synthesis
Property；Its speech data of the person of being taken recorded is stored by radio digital mic, and non real-time transmission
The electricity of radio digital mic can be saved, in order to be recorded to more speech data；To wireless digital wheat
Gram wind and capture apparatus have carried out clock synchronization process, it is ensured that the voice number that radio digital mic is recorded
It is to synchronize according to the video data recorded with capture apparatus, it addition, by capture apparatus by this voice and video
File is sent to radio digital mic, it is ensured that the language video file of some mobile communication terminal synthesis
Can play out the most in a computer.
In several embodiments provided by the utility model, it should be understood that disclosed device and,
Can realize by another way.Such as, device embodiment described above is only schematically,
Such as, the division of described unit, it is only a kind of logic function and divides, actual can have additionally when realizing
Dividing mode, the most multiple unit or assembly can in conjunction with or be desirably integrated into another system, or
Some features can be ignored, or does not performs.Another point, shown or discussed coupling each other or
Direct-coupling or communication connection can be the INDIRECT COUPLING by some interfaces, device or unit or communication link
Connect, can be electrical, machinery or other form.
The described unit illustrated as separating component can be or may not be physically separate, makees
The parts shown for unit can be or may not be physical location, i.e. may be located at a place,
Or can also be distributed on multiple NE.Can select according to the actual needs part therein or
The whole unit of person realizes the purpose of the present embodiment scheme.
Process single it addition, each functional unit in each embodiment of this utility model can be integrated in one
In unit, it is also possible to be that unit is individually physically present, it is also possible to two or more unit are integrated in
In one unit.Above-mentioned integrated unit both can realize to use the form of hardware, it would however also be possible to employ hardware
The form adding SFU software functional unit realizes.
The above-mentioned integrated unit realized with the form of SFU software functional unit, can be stored in a computer
In read/write memory medium.Above-mentioned SFU software functional unit is stored in a storage medium, including some fingers
Make with so that a computer equipment (can be personal computer, server, or the network equipment etc.)
Or processor (processor) performs the part steps described in each embodiment of this utility model.And it is aforementioned
Storage medium include: USB flash disk, portable hard drive, read only memory (Read-Only Memory, ROM),
Random access memory (Random Access Memory, RAM), magnetic disc or CD etc. are various permissible
The medium of storage program code.
Those skilled in the art are it can be understood that arrive, for convenience and simplicity of description, only with above-mentioned respectively
The division of functional module is illustrated, and in actual application, can above-mentioned functions be divided as desired
Join and completed by different functional modules, the internal structure of device will be divided into different functional modules, with
Complete all or part of function described above.The specific works process of the device of foregoing description is permissible
With reference to the corresponding process in previous embodiment, do not repeat them here.
Last it is noted that various embodiments above is only in order to illustrate the technical solution of the utility model, and
Non-to its restriction；Although this utility model being described in detail with reference to foregoing embodiments, ability
The those of ordinary skill in territory is it is understood that it still can be to the technical scheme described in foregoing embodiments
Modify, or the most some or all of technical characteristic is carried out equivalent；And these amendment or
Person replaces, and does not make the essence of appropriate technical solution depart from the model of this utility model each embodiment technical scheme
Enclose.
Claims (9)
1. a radio digital mic, it is characterised in that including: bluetooth module, recording module, tonequality detection module, control module and WiFi module；Wherein,
Described bluetooth module, described recording module and described tonequality detection module are sequentially connected with, and described control module connects described tonequality detection module, described bluetooth module and described WiFi module respectively；
Described bluetooth module, for receiving the control command that capture apparatus sends, described control command includes the initial recording moment；
Described recording module, for according to the described initial speech data recording the moment recording person of being taken；
Described tonequality detection module, for detecting the quality judging described speech data；
Described control module, if being high-quality speech data for described speech data, then selects Wireless Fidelity WiFi transmission means；If described speech data is low-quality speech data, then select Bluetooth transmission mode；
Described speech data is sent to described capture apparatus by the Bluetooth transmission mode that described bluetooth module is additionally operable to according to described control module selects, so that described speech data and described capture apparatus are merged into voice and video file according to the described initial video data recording moment recording by described capture apparatus；
Described WiFi module, described speech data is sent to described capture apparatus by the WiFi transmission means for selecting according to described control module, so that described speech data and described capture apparatus are merged into voice and video file according to the described initial video data recording moment recording by described capture apparatus.
Radio digital mic the most according to claim 1, it is characterised in that described tonequality detection module includes:
Computing unit, for calculating the signal to noise ratio of described speech data according to the noise signal of doping in described speech data and described speech data；
Determine unit, if for described signal to noise ratio more than or equal to threshold value, it is determined that described speech data is high-quality speech data；If described signal to noise ratio is less than threshold value, it is determined that described speech data is low-quality speech data.
Radio digital mic the most according to claim 2, it is characterized in that, described computing unit specifically for calculating the signal to noise ratio of described speech data according to the voltage effective value of the voltage effective value of described speech data and described noise signal by formula (1):
SNR=20lg (VS/VN) (1)
Wherein, SNR represents described signal to noise ratio, and VS represents the voltage effective value of described speech data, and VN represents the voltage effective value of described noise signal.
Radio digital mic the most according to claim 3, it is characterised in that described WiFi module is specifically for being sent to described capture apparatus in real time by described speech data；Or
Described bluetooth module is specifically for being sent to described capture apparatus in real time by described speech data.
Radio digital mic the most according to claim 3, it is characterised in that also include:
Memory module, after described recording module is according to the described initial speech data recording the moment recording person of being taken, the speech data of the person of being taken described in storage.
Radio digital mic the most according to claim 5, it is characterized in that, if it is high-quality speech data that described WiFi module is additionally operable to described speech data, then send high-quality speech identification information to described capture apparatus, so that described capture apparatus selects WiFi transmission means to send the first voice data transmission request to described WiFi module according to described high-quality speech identification information；The described speech data that described memory module is stored by described WiFi module according to described first voice data transmission request selecting WiFi transmission means is sent to described capture apparatus.
Radio digital mic the most according to claim 5, it is characterized in that, if it is low-quality speech data that described bluetooth module is additionally operable to described speech data, then send low quality voice identifier information to described capture apparatus, to make described capture apparatus select Bluetooth transmission mode to send second speech data transmission request to described bluetooth module according to described low quality voice identifier information；The described speech data that described memory module is stored by described bluetooth module according to described second speech data transmission request selecting Bluetooth transmission mode is sent to described capture apparatus.
8. according to the radio digital mic described in any one of claim 5-7, it is characterised in that described bluetooth module is additionally operable to receive the clock synchronization information that capture apparatus sends；
Described radio digital mic also includes:
Synchronization module, for synchronizing the clock timing starting point of described radio digital mic according to described clock synchronization information.
Radio digital mic the most according to claim 8, it is characterised in that described bluetooth module or described WiFi module are additionally operable to receive the described voice and video file that described capture apparatus is sent by communication；
Described memory module is additionally operable to store described voice and video file.
Priority Applications (1)
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|---|---|---|---|
| CN201620097123.6U CN205812389U (en) | 2016-01-29 | 2016-01-29 | Radio digital mic |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620097123.6U CN205812389U (en) | 2016-01-29 | 2016-01-29 | Radio digital mic |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108966250A (en) * | 2018-06-29 | 2018-12-07 | 努比亚技术有限公司 | Weak signal call method, mobile terminal and computer readable storage medium |
| WO2020006664A1 (en) * | 2018-07-02 | 2020-01-09 | 深圳市大疆创新科技有限公司 | Control method for camera device, camera device, camera system, and storage medium |
| CN114339712A (en) * | 2021-12-29 | 2022-04-12 | 广州艾美网络科技有限公司 | Wireless microphone pairing method and device and wireless microphone management system |
-
2016
- 2016-01-29 CN CN201620097123.6U patent/CN205812389U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108966250A (en) * | 2018-06-29 | 2018-12-07 | 努比亚技术有限公司 | Weak signal call method, mobile terminal and computer readable storage medium |
| CN108966250B (en) * | 2018-06-29 | 2023-07-07 | 山东沃伦通信技术有限公司 | Weak signal communication method, mobile terminal and computer readable storage medium |
| WO2020006664A1 (en) * | 2018-07-02 | 2020-01-09 | 深圳市大疆创新科技有限公司 | Control method for camera device, camera device, camera system, and storage medium |
| US11368611B2 (en) | 2018-07-02 | 2022-06-21 | SZ DJI Technology Co., Ltd. | Control method for camera device, camera device, camera system, and storage medium |
| CN114339712A (en) * | 2021-12-29 | 2022-04-12 | 广州艾美网络科技有限公司 | Wireless microphone pairing method and device and wireless microphone management system |
| CN114339712B (en) * | 2021-12-29 | 2024-05-07 | 广州艾美网络科技有限公司 | Pairing method and device of wireless microphone and wireless microphone management system |
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