CN206060950U - A kind of photographic head - Google Patents
A kind of photographic head Download PDFInfo
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- CN206060950U CN206060950U CN201621034182.5U CN201621034182U CN206060950U CN 206060950 U CN206060950 U CN 206060950U CN 201621034182 U CN201621034182 U CN 201621034182U CN 206060950 U CN206060950 U CN 206060950U
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- audio
- module
- photographic head
- processing module
- interface
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Abstract
This utility model provides a kind of photographic head, and which includes video acquisition module, Audio Input Modules, data processing module and data transmission module.The data processing module is electrically connected with the video acquisition module and Audio Input Modules respectively, and the audio signal exported from the video signal of video acquisition module output and from the Audio Input Modules is via formation audio-video mixed signal after data processing module process and exports.The data transmission module is electrically connected with the data processing module, is exported to external equipment from the audio-video mixed signal of data processing module output via the data transmission module.External audio collecting device can be changed using above-mentioned photographic head, more enriched using function.
Description
Technical field
This utility model is related to audio-video signal process field, more particularly to a kind of photographic head.
Background technology
Photographic head is widely deployed as a kind of video input apparatus, and common people can also be each other by photographic head
Image, the talk for having sound and communication are carried out on network.
The mike of photographic head existing on the market and the connected mode of camera body are one at present, such photographic head
Mike cannot just change Yi Dan damaging, photographic head just loses audio-frequency function, if directly changing photographic head can cause resource
Waste, increase user financial burden.
The content of the invention
Based on this, this utility model provides a kind of photographic head that can connect external audio collecting device.
The technical solution of the utility model is as follows：
A kind of photographic head, including：
Video acquisition module, which is used to gather outside scenery and be converted to video signal；
Audio Input Modules, which is used for for the photographic head external audio frequency source device with input audio signal；
Data processing module, which is electrically connected with the video acquisition module and Audio Input Modules respectively, from the video
Acquisition module output video signal and from the Audio Input Modules output audio signal via the data processing module
Audio-video mixed signal is formed after process and is exported；
Data transmission module, which is electrically connected with the data processing module, from described in data processing module output
Audio-video mixed signal is exported to external equipment via the data transmission module.
Further, the Audio Input Modules selected from audio input interface, in wireless audio signal receiver module extremely
It is few one, wherein：The audio input interface includes analog audio interface and/or digital audio interface, and the analogue audio frequency connects
At least one of the mouth in TRS interfaces, TRPS interfaces, RCA interfaces and XLR interfaces, the digital audio interface are selected from
At least one in AES/EBU interfaces, S/PDIF interfaces, coaxial interface and optical fiber interface；The wireless audio signal is received
Module is selected from bluetooth module, FM UHF band reception modules, VHF UHF band reception modules, uhf band receiver module, 2.4G UHF band receptions
At least one in module.
Further, the photographic head also includes audio effect processing module, and the audio effect processing module is electrically connected at described
Between Audio Input Modules and the data processing module, the audio effect processing module is for being input to shooting from external equipment
The audio signal of head carries out audio effect processing.
Further, the photographic head also includes the dio Output Modules electrically connected with the audio effect processing module, via
The audio signal of the audio effect processing module output can be exported to external equipment via the dio Output Modules, and the audio frequency is defeated
Go out module selected from least one of audio output interface, wireless audio signal sending module or speaker, wherein：The sound
Frequency output interface includes analog audio interface and/or digital audio interface, and the analog audio interface is selected from TRS interfaces, TRPS
At least one in interface, RCA interfaces and XLR interfaces, the digital audio interface are connect selected from AES/EBU interfaces, S/PDIF
At least one in mouth, coaxial interface and optical fiber interface；The wireless audio signal sending module is selected from bluetooth module, FM frequencies
At least one in section receiver module, VHF UHF band reception modules, uhf band receiver module, 2.4G UHF band reception modules.
Further, the photographic head also includes control key and control module, and the control key passes through at control module and audio
Reason module is electrically connected with, and the control module is used for the control information for responding the control key and sends to the audio effect processing module
The control instruction of audio effect processing.
Further, the data transmission module selected from USB2.0 interfaces, USB3.0 interfaces, USB Type C interface,
At least one in Lightning interfaces.
Further, the data transmission module includes data output channel and data input channel, the data output
Passage is used to export audio, video data to external equipment for the photographic head, and the data input channel is used for for the photographic head
Receive the audio, video data of external equipment input.
Further, the photographic head also includes data memory module, is electrically connected with the data processing module, described
Memory module be used to store the voice data of external equipment input, be additionally operable to store the data processing module output
Audio, video data.
Further, the photographic head also includes being electrically connected at the Audio Input Modules and the audio effect processing module
Between preposition processing module, the preposition processing module includes that pressure is rationed the power supply at least one of road, Dolby circuit, equalizing circuit,
Audio signal to being input into from the Audio Input Modules is processed.
Photographic head of the present utility model can connect external audio collecting device (such as Mike by the Audio Input Modules
Wind) input audio signal, external audio collecting device can be convenient for changing, the mike for solving existing photographic head once damages nothing
The problem that method is changed；Meanwhile, photographic head of the present utility model is also equipped with audio effect processing function, and shooting can be input to external equipment
The audio signal of head carries out audio effect processing, meets demand of the user to Audio Signal Processing.
Description of the drawings
The structural representation of the photographic head that Fig. 1 is provided by first embodiment of the present utility model；
The structural representation of the photographic head that Fig. 2 is provided by second embodiment of the present utility model；
The structural representation of the photographic head that Fig. 3 is provided by 3rd embodiment of the present utility model；
The structural representation of the photographic head that Fig. 4 is provided by fourth embodiment of the present utility model；
The structural representation of the photographic head that Fig. 5 is provided by the 5th embodiment of the present utility model；
The structural representation of the photographic head that Fig. 6 is provided by sixth embodiment of the present utility model.
Specific embodiment
Accompanying drawing is combined below by specific embodiment to be described in further detail this utility model.
As shown in figure 1, a kind of photographic head that this utility model first embodiment is provided, adopts including the video for sequentially electrically connecting
Collection module 1, data processing module 2, data transmission module 3, also include the audio input electrically connected with the data processing module 2
Module 4.
The video acquisition module 1 is used to gather outside scenery and be converted to video signal.
In the present embodiment, the video acquisition module 1 includes camera lens (not shown), imageing sensor and A/D converter
(not shown), the camera lens may be selected camera lens common on the market, for generating the optical imagery of object, described image sensor
Optional CCD (charge coupled cell) sensors or CMOS (metal oxide semiconductor device) sensor, for receive mirror
It is first-born into optical imagery and be converted into the signal of telecommunication, the signal of telecommunication again through A/D converter conversion after become digital video letter
Number.
The Audio Input Modules 4 are used for for the photographic head external audio frequency source device with input audio signal.
In the present embodiment, the Audio Input Modules 4 are in audio input interface, wireless audio signal receiver module
At least one.Wherein：The audio input interface includes analog audio interface and/or digital audio interface, the analog audio
At least one of the frequency interface in TRS interfaces, TRPS interfaces, RCA interfaces and XLR interfaces, the digital audio interface choosing
At least one from AES/EBU interfaces, S/PDIF interfaces, coaxial interface and optical fiber interface；The wireless audio signal connects
Receive module to connect selected from bluetooth module, FM UHF band reception modules, VHF UHF band reception modules, uhf band receiver module, 2.4G frequency ranges
Receive at least one in module.
In a kind of application scenarios, external sound source equipment can be mike, and the photographic head is by the audio input
Module 4 is connected with mike, receives the audio signal of microphone input, and such as mike can pass through its plug and the shooting
The microphone interface of the Audio Input Modules 4 of head is connected, or by the wireless sending module of mike and photographic head
Wireless input module signal connects.
The data processing module 2 is electrically connected with the video acquisition module 1 and Audio Input Modules 4 respectively, from described
Video acquisition module 1 output video signal and from the Audio Input Modules 4 output audio signal via the data at
Reason module 2 forms audio-video mixed signal and exports after processing.
In the present embodiment, the data processing module 2 can be using numbers commonly used in this field such as FPGA, DSP or ARM
Word signal processing chip, receives from the digital audio and video signals of the input of the Audio Input Modules 4 and from the video acquisition mould
The digital video signal of the input of block 1 is forming audio-video mixed signal.
The data transmission module 3 is electrically connected with the data processing module 2, from the output of the data processing module 2
The audio-video mixed signal is exported to external equipment via the data transmission module 3.
The data transmission module 3 includes data output channel and data input channel, and the data output channel is used for
Audio, video data is exported to external equipment for the photographic head, the data input channel is used to receive outside for the photographic head
The voice data of equipment input.
In the present embodiment, the data transmission module 3 may be selected from USB2.0 interfaces, USB3.0 interfaces, USB Type C
At least one in interface, Lightning interfaces, for receiving sound, the video data of the output of the data processing module 2, then
It is transferred to external equipment, or the voice data that external equipment output is received for the photographic head.
Compared with existing photographic head, above-mentioned photographic head can connect external audio collection by the Audio Input Modules 4
Equipment (such as mike) input audio signal, can be convenient for changing external audio collecting device, solve the Mike of existing photographic head
Wind once damages the problem that cannot be changed.
As shown in Fig. 2 in second embodiment of the present utility model, the photographic head includes video acquisition module 1, data
Processing module 2, data transmission module 3, Audio Input Modules 4, also including being electrically connected at Audio Input Modules 4 and described
Audio effect processing module 5 between data processing module 2, the audio signal from the input of the Audio Input Modules 4 is via the sound
Effect processing module 5 is exported to the data processing module 2 after processing.
Alternatively, described audio effect processing module 5, can be (micro- using FPGA (i.e. field programmable gate array), MCU
Controller, also referred to as single-chip microcomputer), DSP (digital signal processor), the one kind in ARM (microprocessor), described audio effect processing bag
Include at least one of the audio effect processings such as electroacoustic, the change of voice, trill, echo, reverberation.By arranging the audio effect processing module 5 so that
The photographic head is also equipped with audio effect processing function, and the audio signal that photographic head can be input to external equipment carries out audio effect processing,
Meet demand of the user to Audio Signal Processing.
Further, as shown in figure 3, in 3rd embodiment of the present utility model, the photographic head also includes that audio frequency is defeated
Go out module 6, be electrically connected with audio effect processing module 5, the audio signal exported via the audio effect processing module 5 can be via described
Dio Output Modules 6 are exported to external equipment.
The dio Output Modules 6 are in audio output interface, wireless audio signal sending module or speaker
At least one, being transferred to data processing module 2 by data transmission module 3 from the audio signal of external equipment input carries out data
Reason, then after audio effect processing module 5 carries out audio effect processing described in, export or play from the dio Output Modules 6.
The audio output interface includes analog audio interface and/or digital audio interface, the analog audio interface choosing
At least one from TRS interfaces, TRPS interfaces, RCA interfaces and XLR interfaces, the digital audio interface are selected from AES/EBU
At least one in interface, S/PDIF interfaces, coaxial interface and optical fiber interface.
The wireless audio signal sending module selected from bluetooth module, FM UHF band reception modules, VHF UHF band reception modules,
At least one in uhf band receiver module, 2.4G UHF band reception modules.
As shown in figure 4, in fourth embodiment of the present utility model, the photographic head is also including control module 7 and at least
One control key 8, the control key 8 are electrically connected with the audio effect processing module 5 by the control module 7.
The control key 8 includes the one kind in button, knob, push rod, for the selection of audio, each 8 generation of the control key
To a kind of control of audio, the control module 7 is used to respond the order of the triggering generation of the control key 8 and be sent to the sound table
Effect processing module 5, so that the audio effect processing module 5 carries out exporting after corresponding audio effect processing to audio signal.
As shown in figure 5, in the 5th embodiment of the present utility model, the photographic head also includes data memory module 9, with
The data processing module 2 is electrically connected with, and described data memory module 9 is passed by the data for storing the external equipment
Defeated module 3 is additionally operable to store what the photographic head was collected via the voice data exported after data processing module process
Audio signal and video signal are via the audio, video data exported after the integration of the data processing module 2.
The data memory module 9 can select the storage of local SD card, network hard disk video recorder storage, at least the one of cloud storage
Kind.
As shown in fig. 6, in sixth embodiment of the present utility model, the photographic head includes video acquisition module 1, data
Processing module 2, data transmission module 3, Audio Input Modules 4, audio effect processing module 5, dio Output Modules 6 and preposition process mould
Block 10.
The preposition module 10 is electrically connected between the Audio Input Modules 4 and the audio effect processing module 5, is used for
Preposition process is carried out to the audio signal of the input of Audio Input Modules described in Jing 4, the audio effect processing mould after having processed, is sent to
Block 5 carries out audio effect processing.
In the present embodiment, the preposition module 10 include pressure ration the power supply road, Dolby circuit, at least one in equalizing circuit
Kind, the pressure rations the power supply road for pressure limit level signal is kept constant range, it is to avoid the phenomenon of " distorsion " occur；The noise reduction electricity
Road is for reducing preset level by noise signal；The equalizing circuit is for high frequency, intermediate frequency, the three band frequency signal of telecommunication of low frequency point
It is not adjusted, compensates and modify the defect of sound source.
Above content is with reference to specific embodiment further detailed description of the utility model, it is impossible to assert
It is of the present utility model to be embodied as being confined to these explanations.For general technical staff of the technical field of the invention comes
Say, without departing from the inventive concept of the premise, some simple deduction or replace can also be made.
Claims (9)
1. a kind of photographic head, which includes：
Video acquisition module, which is used to gather outside scenery and be converted to video signal；
Audio Input Modules, which is used for for the photographic head external audio frequency source device with input audio signal；
Data processing module, which is electrically connected with the video acquisition module and Audio Input Modules respectively, from the video acquisition
The video signal of module output and the audio signal from Audio Input Modules output are processed via the data processing module
Audio-video mixed signal is formed afterwards and is exported；
Data transmission module, which is electrically connected with the data processing module, is regarded from the sound of data processing module output
Frequency mixed signal is exported to external equipment via the data transmission module.
2. photographic head as claimed in claim 1, it is characterised in that the photographic head also includes audio effect processing module, the sound
Effect processing module is electrically connected between the Audio Input Modules and the data processing module, from the Audio Input Modules
The audio signal of input is via exporting to the data processing module after the audio effect processing resume module.
3. photographic head as claimed in claim 2, it is characterised in that the photographic head also includes and audio effect processing module electricity
The dio Output Modules of connection, the audio signal exported via the audio effect processing module can be defeated via the dio Output Modules
Go out to external equipment, the dio Output Modules are selected from audio output interface, wireless audio signal sending module or speaker
At least one of, wherein：The audio output interface includes analog audio interface and/or digital audio interface, the simulation
At least one of the audio interface in TRS interfaces, TRPS interfaces, RCA interfaces and XLR interfaces, the digital audio interface
At least one in AES/EBU interfaces, S/PDIF interfaces, coaxial interface and optical fiber interface；The wireless audio signal
Sending module is selected from bluetooth module, FM UHF band reception modules, VHF UHF band reception modules, uhf band receiver module, 2.4G frequency ranges
At least one in receiver module.
4. photographic head as claimed in claim 3, it is characterised in that the photographic head also includes control key and control module, described
Control key is electrically connected with the audio effect processing module by the control module, and the control module is used to respond the button
Control information sends the control instruction of audio effect processing to the audio effect processing module.
5. the photographic head as described in any one of Claims 1 to 4, it is characterised in that the Audio Input Modules are defeated selected from audio frequency
At least one of incoming interface, wireless audio signal receiver module, wherein：The audio input interface includes analog audio interface
And/or digital audio interface, the analog audio interface is in TRS interfaces, TRPS interfaces, RCA interfaces and XLR interfaces
At least one, the digital audio interface is in AES/EBU interfaces, S/PDIF interfaces, coaxial interface and optical fiber interface
It is at least one；The wireless audio signal receiver module selected from bluetooth module, FM UHF band reception modules, VHF UHF band reception modules,
At least one in uhf band receiver module, 2.4G UHF band reception modules.
6. photographic head as claimed in claim 1, it is characterised in that the data transmission module selected from USB2.0 interfaces,
At least one in USB3.0 interfaces, USB Type C interface, Lightning interfaces.
7. photographic head as claimed in claim 1, it is characterised in that the data transmission module includes data output channel and number
According to input channel, the data output channel is used to export audio, video data, the data to external equipment for the photographic head
Input channel is used for the audio, video data that external equipment input is received for the photographic head.
8. the photographic head as described in any one of claim 6～7, it is characterised in that the photographic head also includes data storage mould
Block, is electrically connected with the data transmission and processing module, and described memory module is used for the sound for storing the external equipment input
Frequency evidence, is additionally operable to store the audio, video data of the data processing module output.
9. photographic head as claimed in claim 3, it is characterised in that the photographic head also includes being electrically connected at the audio frequency defeated
Enter the preposition processing module between module and the audio effect processing module, the preposition processing module includes that pressure is rationed the power supply road, noise reduction
At least one in circuit, equalizing circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621034182.5U CN206060950U (en) | 2016-08-31 | 2016-08-31 | A kind of photographic head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621034182.5U CN206060950U (en) | 2016-08-31 | 2016-08-31 | A kind of photographic head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206060950U true CN206060950U (en) | 2017-03-29 |
Family
ID=58375322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621034182.5U Expired - Fee Related CN206060950U (en) | 2016-08-31 | 2016-08-31 | A kind of photographic head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206060950U (en) |
-
2016
- 2016-08-31 CN CN201621034182.5U patent/CN206060950U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20170329 Termination date: 20210831 |