CN205987064U - Wireless editing system of live video audio frequency - Google Patents
Wireless editing system of live video audio frequency Download PDFInfo
- Publication number
- CN205987064U CN205987064U CN201620981005.1U CN201620981005U CN205987064U CN 205987064 U CN205987064 U CN 205987064U CN 201620981005 U CN201620981005 U CN 201620981005U CN 205987064 U CN205987064 U CN 205987064U
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- module
- base station
- editing system
- live video
- signal
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Abstract
The utility model discloses a wireless editing system of live video audio frequency, including basic station, camera transmitting terminal and conversation purse, the basic station is connected with two and carries out information transmission's receiving antenna with camera transmitting terminal and conversation purse, and every receiving antenna is connected with a multiplexing frequency -selecting module, and the basic station still is connected with the 4G who is used for carrying on the remote data transmission and receives and dispatches the antenna, the basic station is passed through four ways output and is linked to each other with cut bank and sound console respectively, the cut bank still is connected with four external signal input terminal. Two receiving antenna of this wireless editing system of live video audio frequency accessible and a plurality of mobile terminal carry out wireless communication and information transmission, and the integrated degree in basic station is high, small, antenna easy dismounting, 4G receiving and dispatching antenna through linking to each other with the basic station can carry out the remote data transmission, realizes that this wireless editing system of live video audio frequency and TV station carry out the real -time data transmission, can realize TV program live broadcast.
Description
Technical field
This utility model is related to video acquisition field fabrication technical field, especially a kind of live video audio wireless editor
System.
Background technology
EFP（Electronic Field Production）System, is the electronic editing system that we often say, is comprehensive
Processing system for video, include in this system audio/video information collection, sound console, cut bank, monitor, videocorder, with
The functions such as step generator, slow motion machine, finally realize the TV programme allowing spectators to be satisfied with.This system be suitable for outdoor work,
Dismounting is quick, flexible, and can produce the TV programme that can directly broadcast in time.At present EFP system front end regarding sound
Frequency collection is all acquired using wired video camera, the scope of the length limitation video acquisition of cable, video camera base station system
It is to work independently with phone system, need to take more space, volume and weight all cannot reduce, also will additionally increase
Staff, to ensure the normal work of multiple equipment, increased the make efficiency having a strong impact on video frequency program while cost, and saves
Mesh can only be recorded.If increase wireless seat in the plane, can because integrated level not high lead to number of antennas various, dismounting trouble, cost
Height, and because the synchronizing signal of cut bank to be taken leads to the quantity of extraneous signal input to reduce.For example：Increase in the usual way
4 wireless seats in the plane, system bulk increases, and needs to set up 8 reception antenna guarantee wireless receivings, also increases antenna dismounting
Workload.
Utility model content
This utility model provides a kind of live video audio wireless editing system, for solving existing electronic editing system
Degree of integration is low, the troublesome problem of assembly and disassembly.
In order to solve the above problems, this utility model provide a kind of live video audio wireless editing system, including base station,
Video camera transmitting terminal and call purse, described video camera transmitting terminal is used for being connected with video camera by data wire carrying out data biography
Defeated, described video camera transmitting terminal and described call purse are respectively provided with the radio-frequency antenna of wireless receiving and dispatching, and described base station is connected with two
The individual reception antenna carrying out information transfer with described video camera transmitting terminal and described call purse, each described reception antenna connects
There is a multiplexing frequency-selecting module, described base station is also associated with the 4G dual-mode antenna for carrying out remote data transmission, described base station
It is connected with cut bank and sound console respectively by four tunnel outputs, described cut bank is also associated with four outer signal input terminals,
Described cut bank and described sound console are connected with videocorder, and described cut bank is also associated with monitor and is sent out with checking described video camera
Penetrate the video information of end collection or the video information of described outer signal input terminal input, described base station is also associated with operation control
Panel processed is controlled with the parameter to described base station.
The live video audio wireless editing system that this utility model provides also has following technical characteristic：
Further, described live video audio wireless editing system also includes intelligent terminal, described intelligent terminal and institute
State the wireless connection of video camera transmitting terminal so that parameter adjustment is carried out to the described video camera transmitting terminal of control.
Further, described base station includes two multiplexing frequency-selecting modules being connected respectively, each institute with described reception antenna
State multiplexing frequency-selecting module and be connected with a demodulation module so that the signal of described multiplexing frequency-selecting module output is converted to base band regarding sound
Frequency signal, each described demodulation module is connected to two decoder modules, each described decoder module be provided with one with described
The video and audio lead-out terminal that cut bank is connected with described sound console；Described decoder module all occurs module to be connected with synchronous, described
Synchronous generation module is connected with black burst input terminal, and described synchronous generation module receives described black burst input terminal
Produce synchronizing signal after input signal and balancedly to distribute to described decoder module synchronously defeated to ensure four described decoder modules
Go out.
Further, described base station also includes CAN controlling bus, described multiplexing frequency-selecting module, described demodulation module, described
Decoder module, described synchronous generation module are all connected with described CAN controlling bus to be communicated with described operational control panel.
Further, described base station is also associated with supply module, and described supply module has two power modules, described electricity
Source module is connected with fast-acting relay and detecting signal unit respectively, and described detecting signal unit detects the electricity of described power module
Pressure is to judge whether described power module is normal and exports to described fast-acting relay by detection signal, and described fast-acting relay connects
Receive described detection signal and switch the power module being connected with power supply outfan to ensure described supply module normal power supply.
Further, described base station also includes the 4G transport module being connected with described CAN controlling bus, and described 4G transmits mould
Block is connected with described 4G dual-mode antenna, and described 4G transport module has built-in network card interface and external NIC interface.
Further, described base station also includes the call module being connected with described CAN controlling bus, and described call is according to institute
State the control signal of operational control panel and described call purse carries out information transfer.
Further, described base station also includes the radiator fan being connected with supply module and described CAN controlling bus.
This utility model has the advantages that：This live video audio wireless editing system, by using having two
The base station of individual reception antenna, each reception antenna connects and a multiplexing frequency-selecting module, thus can by two reception antennas with
Multiple mobile terminals communicate wirelessly and information transfer, and base station degree of integration is high, small volume, antenna easy accessibility；By with
The 4G dual-mode antenna that base station is connected can carry out remote data transmission, realizes this live video audio wireless editing system and television station
Carry out real-time Data Transmission, it is possible to achieve TV programme are broadcast live.
Brief description
Fig. 1 is the schematic block circuit diagram of the live video audio wireless editing system of this utility model embodiment；
Fig. 2 is the schematic block circuit diagram of base station in this utility model embodiment.
Specific embodiment
To describe this utility model in detail below with reference to accompanying drawing and in conjunction with the embodiments.It should be noted that not rushing
In the case of prominent, the embodiment in this utility model and the feature in embodiment can be mutually combined.
In an embodiment of live video audio wireless editing system of the present utility model as shown in Figure 1 to Figure 2, should
Live video audio wireless editing system includes base station 10, video camera transmitting terminal 21 and call purse 22, video camera transmitting terminal 21
Carry out data transmission for being connected with video camera by data wire, video camera transmitting terminal 21 and call purse 22 are respectively provided with no
The radio-frequency antenna 23 of line transmitting-receiving, base station 10 is connected with two and carries out information transfer with video camera transmitting terminal 21 and call purse 22
Reception antenna 11, each reception antenna 11 is connected with a multiplexing frequency-selecting module 12, and base station 10 is also associated with long-range for carrying out
The 4G dual-mode antenna 131 of data transfer, base station 10 is passed through four tunnel outputs and is connected with cut bank 30 and sound console 40 respectively, cut bank
30 are also associated with four outer signal input terminals 31, and cut bank 30 and sound console 40 are connected with videocorder 50, and cut bank 30 is also
It is connected with monitor 60 to check the video information of video camera transmitting terminal 21 collection or regarding of outer signal input terminal 31 input
Frequency information, base station 10 is also associated with operational control panel 14 and is controlled with the parameter to base station 10.This live video audio frequency is no
Line editing system, by using the base station with two reception antennas, each reception antenna connects and a multiplexing frequency-selecting module,
Thus can be communicated wirelessly and information transfer by two reception antennas and multiple mobile terminals, base station degree of integration is high, body
Amass little, antenna easy accessibility；Remote data transmission can be carried out by the 4G dual-mode antenna being connected with base station, realize this live video
Audio wireless editing system and television station carry out real-time Data Transmission, it is possible to achieve TV programme are broadcast live.
In the above-described embodiments, live video audio wireless editing system also has following technical characteristic：Video camera is launched
End 21 can be the Wireless microwave transmitter being connected with video camera by data wire, and its function is to receive the video/audio of video camera
Signal is simultaneously sent to base station by radio magnetic wave, and video camera transmitting terminal 21 can directly be mounted to after video camera, conveniently takes
Band.This live video audio wireless editing system also includes intelligent terminal, and described intelligent terminal is wireless with video camera transmitting terminal 21
Connect so as to controlling video camera transmitting terminal 21 to carry out parameter adjustment, specifically, described intelligent terminal is mobile phone or panel computer.
Base station 10 includes two multiplexing frequency-selecting modules 12 being connected respectively with reception antenna 11, and each multiplexing frequency-selecting module 12 is connected with one
Individual demodulation module 15 is converted to base band video/audio signal with the signal exporting multiplexing frequency-selecting module 12,15 points of each demodulation module
It is not connected with two decoder modules 16, each decoder module 16 is provided with a video and audio being connected with cut bank 30 and sound console 40
Lead-out terminal 161；Decoder module 16 all occurs module 17 to be connected with synchronous, and synchronous generation module 17 is connected with black burst input
Terminal 171, produces synchronizing signal balancedly after the synchronous input signal occurring module 17 to receive black burst input terminal 171
Distribute to decoder module 16 to ensure four decoder module 16 synchronism output.Base station 10 also includes CAN controlling bus 18, multiplexing choosing
Frequency module 12, demodulation module 15, decoder module 16, synchronous occur module 17 and operational control panel 14 all and CAN
(Controller Area Network) controlling bus 18 are connected to be communicated；Specifically, can by above-mentioned each module respectively
It is fabricated to functional cards, each functional cards are assembled by the interface being connected with controlling bus, according to the real needs of user
The increase of achievable partial function or delete, assembles, retrofits conveniently.
In the above-described embodiments, base station 10 is also associated with supply module 70, and supply module 70 has two power modules 71,
Power module 71 is connected with fast-acting relay 72 and detecting signal unit 73 respectively, and detecting signal unit 73 detects power module 71
Voltage to judge whether power module 71 normal and exports to fast-acting relay 72 by detection signal, and fast-acting relay 72 receives
Detection signal 73 simultaneously switches the power module 71 being connected with power supply outfan to ensure supply module 70 normal power supply.Base station 10 is also
Including be connected with CAN controlling bus 18 4G transport module 13,4G transport module 13 is connected with 4G dual-mode antenna 131, and 4G passes
Defeated module 13 has built-in network card interface 132 and external NIC interface 133.Base station 10 also includes being connected with CAN controlling bus 18
Call module 19, call module 19 carries out information transfer according to the control signal of operational control panel 14 with call purse 22.
Base station 10 also includes the radiator fan 80 being connected with supply module 70 and CAN controlling bus 18, can be as needed by the heat of base station
Amount can conduct in time it is ensured that each functional module can be stable work.
Live video audio wireless editing system in above-described embodiment, base station 10 is with the standard PC case of 3U as carrier,
PCB（ Printed Circuit Board）Board is designed in units of functional module, is attached in the form of plug-in card,
Real needs therefore according to client can achieve the increase of partial function or delete, more flexibly.This base station adopts dual power supply
Double copies mode is operated, real-time monitoring power module state, and compares the output of two power modules by sample circuit
Whether normal, to realize using common comparator detecting whether two-way voltage is normal, if a road voltage is problematic can pass through
Comparator output signal controls fast-acting relay to be immediately switched to an other road power supply to ensure the normal work of system, is simultaneously
The output voltage of two power modules can be carried out directly displaying on panel after DA sampling by system.
In the above-described embodiments, two reception antennas 11 can receive 8 radiofrequency signals simultaneously, and the radiofrequency signal receiving is straight
Connect and be sent to two multiplexing frequency-selecting modules, multiplexing frequency-selecting module can be screened four tunnel radiofrequency signals according to different Automatic Frequency and be gone forward side by side
Row amplifies, and sends two demodulation modules in order to by amplifying Hou tetra- tunnel radiofrequency signal, and two demodulation modules are responsible for penetrating
Frequency signal is converted into base band video/audio signal, and baseband signal is respectively transmitted to four decodings according to demarcating Hao tetra- road signal
Module, the base band sending video/audio signal is reduced into video/audio signal by four decoder modules.By setting and decoding mould
There is module in the synchronization that block is connected, on the premise of black burst input, synchronous generation module can produce a synchronizing signal simultaneously
Carry out equalizing amplification and distribute to four pieces of decoding decks it is ensured that four decoder module video and audio synchronism output.Call module can in real time with
Terminal operation personnel carry out full duplex call, carry out controlled in wireless to the various parameters of the video camera transmitting terminal of front end simultaneously.4G
Transport module is provided with built-in network card interface and external NIC interface, voluntarily can be selected according to customer demand；In 4G transport module
Video/audio signal is compressed coding latter aspect and is transferred to 4G signal by 4G card of surfing Internet by external NIC processing unit
Any one is local, sends the video-voice frequency flow after compression to built-in network interface card processing unit, built-in network interface card processing unit can simultaneously
Video/audio signal is transferred in the way of built-in mobile phone 4G card by video/audio signal any one place of 4G signal, simultaneously
Directly IP output can also be directly accessed public network.Radiator fan the heat of base station can timely can be conducted it is ensured that
Each board card module can be stable work, all parameters communication of these boards and management are realized by CAN managing
Control, operator can cross control operation panel and can achieve the parameter adjustment of any one plank and supervision in base station box body.
Finally it should be noted that：Above example only in order to the technical solution of the utility model to be described, is not intended to limit；
Although being described in detail to this utility model with reference to the foregoing embodiments, it will be understood by those within the art that：
It still can be modified to the technical scheme described in foregoing embodiments, or wherein some technical characteristics are carried out etc.
With replacement；And these modifications or replacement, do not make the essence of appropriate technical solution depart from this utility model each embodiment technology
The spirit and scope of scheme.
Claims (8)
1. a kind of live video audio wireless editing system, including base station, video camera transmitting terminal and call purse, its feature exists
In described video camera transmitting terminal is connected with video camera by data wire and carries out data transmission, described video camera transmitting terminal and institute
State the radio-frequency antenna that call purse is respectively provided with wireless receiving and dispatching, described base station is connected with two and described video camera transmitting terminal and institute
State the reception antenna that call purse carries out information transfer, each described reception antenna is connected with a multiplexing frequency-selecting module, described
Base station is also associated with the 4G dual-mode antenna for carrying out remote data transmission, described base station pass through four tunnels output respectively with cut bank
It is connected with sound console, described cut bank is also associated with four outer signal input terminals, and described cut bank and described sound console are even
It is connected to videocorder, described cut bank is also associated with monitor to check the video information or described of described video camera transmitting terminal collection
The video information of outer signal input terminal input, described base station is also associated with operational control panel with the parameter to described base station
It is controlled.
2. live video audio wireless editing system according to claim 1 is it is characterised in that described live video audio frequency
Wireless editing system also includes intelligent terminal, and described intelligent terminal is wirelessly connected with described video camera transmitting terminal with described to controlling
Video camera transmitting terminal carries out parameter adjustment.
3. live video audio wireless editing system according to claim 1 and 2 is it is characterised in that described base station includes
The multiplexing frequency-selecting module that two are connected with described reception antenna respectively, each described multiplexing frequency-selecting module is connected with a solution mode transfer
So that the signal of described multiplexing frequency-selecting module output is converted to base band video/audio signal, each described demodulation module connects block respectively
There are two decoder modules, it is defeated that each described decoder module is provided with a video and audio being connected with described cut bank and described sound console
Go out terminal；Described decoder module all occurs module to be connected with synchronous, and described synchronous generation module is connected with black burst input
Son, produces synchronizing signal after the described synchronous input signal occurring module to receive described black burst input terminal and balancedly divides
Decoder module described in dispensing is to ensure four described decoder module synchronism output.
4. live video audio wireless editing system according to claim 3 is it is characterised in that described base station also includes
CAN controlling bus, described multiplexing frequency-selecting module, described demodulation module, described decoder module, the described synchronous module and described of occurring
Operational control panel is all connected with described CAN controlling bus to be communicated.
5. live video audio wireless editing system according to claim 4 is it is characterised in that described base station is also associated with
Supply module, described supply module has two power modules, described power module respectively with fast-acting relay and signal detection
Unit is connected, and described detecting signal unit detects the voltage of described power module to judge whether described power module is normal and incites somebody to action
Detection signal exports to described fast-acting relay, and described fast-acting relay receives described detection signal and switches and power supply outfan
Connected power module is to ensure described supply module normal power supply.
6. live video audio wireless editing system according to claim 5 it is characterised in that described base station also include with
The 4G transport module that described CAN controlling bus are connected, described 4G transport module is connected with described 4G dual-mode antenna, described 4G transmission
Module has built-in network card interface and external NIC interface.
7. live video audio wireless editing system according to claim 6 it is characterised in that described base station also include with
The call module that described CAN controlling bus are connected, described call is logical with described according to the control signal of described operational control panel
Words purse carries out information transfer.
8. live video audio wireless editing system according to claim 7 it is characterised in that described base station also include with
The radiator fan that supply module is connected with described CAN controlling bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620981005.1U CN205987064U (en) | 2016-08-30 | 2016-08-30 | Wireless editing system of live video audio frequency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620981005.1U CN205987064U (en) | 2016-08-30 | 2016-08-30 | Wireless editing system of live video audio frequency |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205987064U true CN205987064U (en) | 2017-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620981005.1U Expired - Fee Related CN205987064U (en) | 2016-08-30 | 2016-08-30 | Wireless editing system of live video audio frequency |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109151343A (en) * | 2018-09-07 | 2019-01-04 | 郑州三和视讯技术股份有限公司 | A kind of wireless editing system based on live video and audio |
-
2016
- 2016-08-30 CN CN201620981005.1U patent/CN205987064U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109151343A (en) * | 2018-09-07 | 2019-01-04 | 郑州三和视讯技术股份有限公司 | A kind of wireless editing system based on live video and audio |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170222 Termination date: 20210830 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |