CN205961260U - Audio video collecting equipment - Google Patents
Audio video collecting equipment Download PDFInfo
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- CN205961260U CN205961260U CN201620885667.9U CN201620885667U CN205961260U CN 205961260 U CN205961260 U CN 205961260U CN 201620885667 U CN201620885667 U CN 201620885667U CN 205961260 U CN205961260 U CN 205961260U
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Abstract
The utility model discloses an audio video collecting equipment, it includes HDMI signal input interface, audio frequency signal input interface, audio/video processing unit and radio signal send unit. The audio/video processing unit includes sound effect processing module and audio and video signal coding module, wherein, the sound effect processing module with the audio signal input interface electricity is connected for audio signal to the audio signal input interface input carries out sound effect processing, and the audio and video signal coding module communicates with the HDMI signal input interface and the sound effect processing module signal of telecommunication respectively, is used for handling audio signal behind sound effect processing and HDMI signal input interface type's HDMI signal audio signal 0, in order to generate sound audio signal 1 signal. The radio signal send unit with audio/video processing unit electricity is connected, be used for with the output of audio and video signal coding module sound video mixing signal conversion is radio signal output. Above -mentioned audio video collecting equipment permits the user can input audio when gathering and edit.
Description
Technical field
This utility model is related to a kind of audio-video acquisition equipment.
Background technology
When live or recorded broadcast are carried out to scenes such as meeting, birthday party or outdoor activities, in order to live institute
Scene is had to be photographed it is necessary to arrange multiple camera points at the scene to carry out multi-angled shooting.
Existing capture apparatus generally include a main video capture device and multiple from video capture device, main view frequency
Collecting device and between video capture device pass through wired connection, according to actual needs, will be arranged on from video capture device
Different camera points is acquired with the audio-video signal that this picture pick-up device is shot, and main video capture device is mainly used to connect
Receive the audio-video signal coming from the transmission of different camera points from video capture device, and recorded or live.
In above-mentioned work process, on the one hand, due to being all logical between video capture device and main video capture device
Cross wired connection, be all generally to carry out video acquisition in an establishing shot point therefore from video capture device, needing to carry out
When moving with clapping, existing equipment is just difficult to complete；On the other hand, it is confined to the function of equipment, transmitted from video capture device
The audio frequency and video site environment that is limited only to captured by the equipment such as video camera, if wanted to residing for it from equipment operator
Scene explained or the audio frequency that it is recorded be processed, existing equipment similarly cannot complete.
Utility model content
In view of this, provide and a kind of can solve the problem that the audio-video acquisition equipment of the problems referred to above is actually necessary.
A kind of audio-video acquisition equipment, it includes：HDMI signal input interface, it is outer to receive that it is used for external HDMI equipment
Portion's HDMI signal；Audio input interface, it is used for external audio frequency source to receive external audio signal；Audio frequency and video process single
Unit, it includes audio effect processing module and audio-video signal coding module, and wherein, described audio effect processing module is believed with described audio frequency
The electrical connection of number input interface, the audio signal for inputting to described audio input interface carries out audio effect processing, described sound
Video signal coding module is connected with described HDMI signal input interface and described audio effect processing modular telecommunications number respectively, for right
Audio signal after audio effect processing carries out coded treatment, with life with the HDMI signal of described HDMI signal input interface input
Become audio-video mixed signal；And wireless signal transmission unit, it is electrically connected with described audio frequency and video processing unit, for will be described
The described audio-video mixed signal of audio-video signal coding module output is converted to wireless signal output.
Preferably, described audio frequency and video processing unit is selected from any one in FPGA, DSP, ARM chip.
Preferably, described audio-video acquisition equipment includes HDMI chip, and described HDMI chip is connected electrically in institute
State between HDMI signal input interface and described audio frequency and video processing unit, to receive and parse through from described HDMI signal input interface
The HDMI signal of input.
Preferably, described audio-video acquisition equipment further includes modulus/D/A converter module and monitors interface, described prison
Listen interface by described modulus/D/A converter module and described audio frequency and video processing unit electric signal communication, set for external monitoring
Standby monitored with the audio signal that described audio-video acquisition equipment is exported.
Preferably, described audio input interface is selected from analogue audio frequency input interface and DAB input interface
At least one, wherein, described analog audio interface be selected from TRS interface, TRPS interface, in RCA interface and XLR interface extremely
Few one kind, described digital audio interface is selected from AES/EBU interface, S/PDIF interface, coaxial interface and optical fiber interface extremely
Few one kind.
Preferably, described audio-video acquisition equipment also includes microphone interface, at least one in music input interface.
Preferably, described audio-video acquisition equipment is additionally provided with memory card interface, and described memory card interface is regarded with described sound
Frequency processing unit electric signal communication, for external storage equipment to enter to the audio-video signal inputting described audio-video acquisition equipment
Row storage.
Preferably, described audio-video acquisition equipment is built-in with memory module, and described memory module is processed with described audio frequency and video
Unit electric signal communication, for storing to the audio-video signal inputting described audio-video acquisition equipment.
Preferably, described audio-video acquisition equipment further includes HDMI video signal output interface, and it is regarded with described sound
Frequency processing unit electrically connects, for inputting the audio-video signal output of described audio-video acquisition equipment.
Compared with prior art, the above-mentioned audio-video acquisition equipment that this utility model embodiment is provided, its have as
Lower advantage：(1) pass through to arrange HDMI signal input interface and wireless signal transmission unit so that this audio-video acquisition equipment can
To be fit directly on the filming apparatus such as video camera by described HDMI signal input interface, with the high definition to shot by camera
Audio-video signal is directly gathered, and, is believed by the high resolution audio and video that it is gathered by described wireless signal transmission unit meanwhile
Number wirelessly it is sent to signal receiver, thus it is possible, on the one hand, audio-video acquisition equipment is fit directly into shooting
Enter the portability that the mode on equipment can significantly lift audio-video acquisition equipment, on the other hand, using wireless signal transmission
The audio-video signal collecting wirelessly launched by unit, it is to avoid wired connection is to caused by follow shot
Obstacle, has greatly expanded the degree of freedom of shooting；(2) pass through to arrange audio input interface and audio frequency and video process list
Unit, can allow the audio collection such as microphone source be linked in described audio-video acquisition equipment with gather video while to audio frequency
It is acquired, meanwhile, using the audio effect processing module in described audio frequency and video processing unit come audio frequency such as the microphone signals to input
Signal carries out audio effect processing it is achieved that the audio signal inputting is entered with the function of edlin, thus it is possible, on the one hand, live audio frequency and video
Collector, while collection site audio frequency and video, can access the equipment such as microphone come right by described audio input interface
Scene is explained, and is conducive to spectators to carry out depth understanding to site environment, on the other hand, using audio effect processing module come to defeated
The audio signal entering carries out audio effect processing so that live audio-video collection personnel can be according to the scene feeling of oneself Lai careless
Effect process being carried out to the audio signal of collection, greatly improving the participation of live audio-video collection personnel so that gathering
Content is abundanter, is conducive to the recording in later stage or live.
Brief description
The structural representation of the audio-video acquisition equipment that Fig. 1 is provided by this utility model embodiment.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and enforcement
Example, is described in further detail to this utility model.It should be appreciated that specific embodiment described herein is only in order to explain
This utility model, is not used to limit this utility model.
Refer to Fig. 1, the audio-video acquisition equipment 100 that this utility model embodiment is provided, it includes HDMI video
Signal input interface 10, audio input interface 20, audio frequency and video processing unit 30 and wireless signal transmission unit 40.
Described HDMI video signal input interface 10 its be used for external HDMI equipment to receive outside HDMI video signal.
It is adapted with described HDMI video signal input interface 10, described audio-video acquisition equipment 100 also includes HDMI
Interface chip 11, described HDMI chip 11 and described HDMI signal input interface 10 electric signal communication, to receive and parse through
From the HDMI signal of described HDMI signal input interface 10 input, generate audio signal and video signal.
Described audio input interface 20 is used for external audio frequency source to receive external audio signal.
Preferably, described audio input interface 20 includes analogue audio frequency input interface and DAB input interface
In at least one, wherein, described analog audio interface be selected from TRS interface, TRPS interface, in RCA interface and XLR interface
At least one, described digital audio interface is selected from AES/EBU interface, S/PDIF interface, coaxial interface and optical fiber interface
At least one.
Alternatively, described audio input interface 20 include microphone interface, in music input interface at least one
Kind.
Described audio frequency and video processing unit 30 is by described HDMI chip 11 and described HDMI video signal input interface
10 electric signal communication, to believe to the audio frequency inputting via described HDMI video signal input interface 10 in the presence of control command
Number and video signal processed.
Described audio frequency and video processing unit 30 includes audio effect processing module 31 and audio-video signal coding module 32, wherein,
Described audio effect processing module 31 is electrically connected with described audio input interface 20, for described audio input interface 20
Input audio signal carry out audio effect processing, described audio-video signal coding module 32 respectively with described HDMI signal input interface
10 and described audio effect processing module 31 electric signal communication, for the audio signal after audio effect processing and described HDMI signal
The HDMI signal of input interface 10 input carries out coded treatment, to generate audio-video mixed signal.
Alternatively, described audio frequency and video processing unit 30 is selected from any one in FPGA, DSP, ARM chip.
Described wireless signal transmission unit 40 is connected with described audio frequency and video processing unit 30 signal of telecommunication, for regarding described sound
The described audio-video mixed signal of frequency Signal coding module 32 output is converted to wireless signal output.
Preferably, in the present embodiment, described wireless signal transmission unit 40 can be bluetooth module or WIFI mould
Block.It should be understood that in this utility model, described wireless signal transmission unit 40 is not limited to the wireless mould of above-mentioned two
Block, according to different application needs, it can also be the wireless transport module commonly used in this field such as infrared.
Preferably, described audio-video acquisition equipment 100 further includes modulus/D/A converter module 50 and monitors interface
51, described monitoring interface 51 passes through described modulus/D/A converter module 50 and described audio frequency and video processing unit 30 electric signal communication,
Monitored with the audio signal that described audio-video acquisition equipment 100 is exported for external audiomonitor.
Alternatively, according to different product demands, described audio-video acquisition equipment 100 can also arrange microphone and connect
At least one in mouth, music input interface.
Further, in the present embodiment, described audio-video acquisition equipment 100 is additionally provided with memory card interface 60,
Described memory card interface 60 and described audio frequency and video processing unit 30 electric signal communication, for external storage equipment with described to input
The audio-video signal of audio-video acquisition equipment 100 is stored.
Preferably, described audio-video acquisition equipment 100 can also be built-in with memory module 70, described memory module 70 and institute
State audio frequency and video processing unit 30 electric signal communication, for carrying out to the audio-video signal inputting described audio-video acquisition equipment 100
Locally stored.
Alternatively, described audio-video acquisition equipment 100 can further include HDMI signal output interface 80, its
Electrically connect with described audio frequency and video processing unit 30, for inputting the audio-video signal output of described audio-video acquisition equipment 100.
Compared with prior art, the above-mentioned audio-video acquisition equipment that this utility model embodiment is provided, its have as
Lower advantage：(1) pass through to arrange HDMI signal input interface and wireless signal transmission unit so that this audio-video acquisition equipment can
To be fit directly on the filming apparatus such as video camera by described HDMI signal input interface, with the high definition to shot by camera
Audio-video signal is directly gathered, and, is believed by the high resolution audio and video that it is gathered by described wireless signal transmission unit meanwhile
Number wirelessly it is sent to signal receiver, thus it is possible, on the one hand, audio-video acquisition equipment is fit directly into shooting
Enter the portability that the mode on equipment can significantly lift audio-video acquisition equipment, on the other hand, using wireless signal transmission
The audio-video signal collecting wirelessly launched by unit, it is to avoid wired connection is to caused by follow shot
Obstacle, has greatly expanded the degree of freedom of shooting；(2) pass through to arrange audio input interface and audio frequency and video process list
Unit, can allow the audio collection such as microphone source be linked in described audio-video acquisition equipment with gather video while to audio frequency
It is acquired, meanwhile, using the audio effect processing module in described audio frequency and video processing unit come audio frequency such as the microphone signals to input
Signal carries out audio effect processing it is achieved that the audio signal inputting is entered with the function of edlin, thus it is possible, on the one hand, live audio frequency and video
Collector, while collection site audio frequency and video, can access the equipment such as microphone come right by described audio input interface
Scene is explained, and is conducive to spectators to carry out depth understanding to site environment, on the other hand, using audio effect processing module come to defeated
The audio signal entering carries out audio effect processing so that live audio-video collection personnel can be according to the scene feeling of oneself Lai careless
Effect process being carried out to the audio signal of collection, greatly improving the participation of live audio-video collection personnel so that gathering
Content is abundanter, is conducive to the recording in later stage or live.
The above, preferred embodiment only of the present utility model, it is not intended to limit embodiment of the present utility model,
Those of ordinary skill in the art, according to central scope of the present utility model and spirit, can very easily carry out corresponding accommodation
Or modification, therefore protection domain of the present utility model should the protection domain required by by claims be defined.
Claims (9)
1. a kind of audio-video acquisition equipment, it includes：
HDMI signal input interface, it is used for external HDMI equipment to receive outside HDMI signal；
Audio input interface, it is used for external audio frequency source to receive external audio signal；
Audio frequency and video processing unit, it includes audio effect processing module and audio-video signal coding module, wherein, described audio effect processing
Module is electrically connected with described audio input interface, and the audio signal for inputting to described audio input interface is carried out
Audio effect processing, described audio-video signal coding module is electric with described HDMI signal input interface and described audio effect processing module respectively
Signal communication, the HDMI signal for being inputted with described HDMI signal input interface to the audio signal after audio effect processing is entered
Row coded treatment, to generate audio-video mixed signal；And
Wireless signal transmission unit, it is electrically connected with described audio frequency and video processing unit, for described audio-video signal is encoded mould
The described audio-video mixed signal of block output is converted to wireless signal output.
2. audio-video acquisition equipment as claimed in claim 1 it is characterised in that described audio frequency and video processing unit be selected from FPGA,
Any one in DSP, ARM chip.
3. audio-video acquisition equipment as claimed in claim 2 is it is characterised in that described audio-video acquisition equipment includes HDMI connects
Mouth chip, described HDMI chip is connected electrically between described HDMI signal input interface and described audio frequency and video processing unit,
To receive and parse through the HDMI signal from the input of described HDMI signal input interface.
4. audio-video acquisition equipment as claimed in claim 3 is it is characterised in that described audio-video acquisition equipment further includes
Modulus/D/A converter module and monitoring interface, described monitoring interface is by described modulus/D/A converter module and described audio frequency and video
Processing unit electric signal communication, is supervised with the audio signal that described audio-video acquisition equipment is exported for external audiomonitor
Listen.
5. audio-video acquisition equipment as claimed in claim 2 is it is characterised in that described audio input interface is selected from simulation
At least one in audio input interface and DAB input interface, wherein, described analog audio interface connects selected from TRS
At least one in mouth, TRPS interface, RCA interface and XLR interface, described digital audio interface is selected from AES/EBU interface, S/
At least one in PDIF interface, coaxial interface and optical fiber interface.
6. audio-video acquisition equipment as claimed in claim 2 is it is characterised in that described audio-video acquisition equipment also includes microphone
At least one in interface, music input interface.
7. audio-video acquisition equipment as claimed in claim 2 is it is characterised in that described audio-video acquisition equipment is additionally provided with and deposits
Card storage interface, described memory card interface and described audio frequency and video processing unit electric signal communication, for external storage equipment with to defeated
The audio-video signal entering described audio-video acquisition equipment is stored.
8. audio-video acquisition equipment as claimed in claim 2 is it is characterised in that described audio-video acquisition equipment is built-in with storage
Module, described memory module and described audio frequency and video processing unit electric signal communication, for the described audio-video acquisition equipment of input
Audio-video signal stored.
9. audio-video acquisition equipment as claimed in claim 2 is it is characterised in that described audio-video acquisition equipment further includes
HDMI video signal output interface, it is electrically connected with described audio frequency and video processing unit, for inputting described audio-video acquisition equipment
Audio-video signal output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620885667.9U CN205961260U (en) | 2016-08-15 | 2016-08-15 | Audio video collecting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620885667.9U CN205961260U (en) | 2016-08-15 | 2016-08-15 | Audio video collecting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205961260U true CN205961260U (en) | 2017-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620885667.9U Active CN205961260U (en) | 2016-08-15 | 2016-08-15 | Audio video collecting equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107820035A (en) * | 2017-03-23 | 2018-03-20 | 北京君林科技股份有限公司 | The merging method and HDMI connector of a kind of external audio signal and HDMI signals |
-
2016
- 2016-08-15 CN CN201620885667.9U patent/CN205961260U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107820035A (en) * | 2017-03-23 | 2018-03-20 | 北京君林科技股份有限公司 | The merging method and HDMI connector of a kind of external audio signal and HDMI signals |
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