CN106028133A - Miracast protocol-based audio/video transmission apparatus, method and system - Google Patents
Miracast protocol-based audio/video transmission apparatus, method and system Download PDFInfo
- Publication number
- CN106028133A CN106028133A CN201610522156.5A CN201610522156A CN106028133A CN 106028133 A CN106028133 A CN 106028133A CN 201610522156 A CN201610522156 A CN 201610522156A CN 106028133 A CN106028133 A CN 106028133A
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- audio
- video
- audio frequency
- mobile device
- miracast
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 59
- 238000000034 method Methods 0.000 title claims description 39
- 238000012545 processing Methods 0.000 claims abstract description 8
- 230000008569 process Effects 0.000 claims description 14
- 230000004044 response Effects 0.000 claims description 5
- 238000004891 communication Methods 0.000 abstract description 2
- 238000005457 optimization Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 210000000056 organ Anatomy 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 210000000031 electric organ Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/4363—Adapting the video stream to a specific local network, e.g. a Bluetooth® network
- H04N21/43637—Adapting the video stream to a specific local network, e.g. a Bluetooth® network involving a wireless protocol, e.g. Bluetooth, RF or wireless LAN [IEEE 802.11]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The present invention discloses a Miracast protocol-based audio/video transmission apparatus, which relates to communication optimization. The audio/video transmission apparatus comprises a portable intelligent device (1) and a UHF transceiver (2), wherein the portable intelligent device (1) is used for receiving and processing audio and/or video data from a mobile device, and transmitting the processed audio and/or video data to the UHF transceiver (2) based on the Miracast protocol; and the UHF transceiver (2) is used for transmitting the received audio and/or video data to a media playing device in a UHF mode. The apparatus disclosed by the present invention can stably, smoothly and wirelessly transmit higher-resolution video images with audio, so that the overall system is intelligentialized, miniaturized and stabilized.
Description
Technical field
The present invention relates to communication optimization, in particular it relates to a kind of audio frequency based on Miracast agreement/regard
Frequently transmitting device, method and system.
Background technology
The sound of the emergency commading system being currently used for the departments such as power generation safety, fire-fighting, disaster alarm regards
Frequency monitoring gathers transmission business, the video and audio collection terminal of wireless image transfer device is mainly SDI, HDMI
And the external connection of CVBS composite signal, suffer from the drawback that with upper type
1) traditional cable video monitoring difficult wiring, it is impossible to the event in policing administration system is carried out
Process in real time；2) equipment volume cannot expose interface and cause the most again producing by small intelligent simultaneously equipment greatly
The series of problems modes such as the stability of product；3) video monitoring service based on networks such as 2G/3G carrying
Speed is low, and image sharpness is poor.
Summary of the invention
It is an object of the invention to provide a kind of audio/video transmission device based on Miracast agreement, one
Kind of audio/video transmission method based on Miracast agreement and a kind of audio frequency based on Miracast agreement/
Video transmission system, this audio/video transmission device based on Miracast agreement, method and system are permissible
The stable video image being wirelessly transferred the higher resolution with audio frequency glibly so that whole system intelligence
Change, miniaturization and stabilisation.
To achieve these goals, the present invention provides a kind of audio/video based on Miracast agreement to pass
Defeated device, this audio/video transmission device includes portable intelligent equipment and UHF transceiver, wherein, institute
State portable intelligent equipment and for reception and process the audio frequency from mobile device and/or video data, based on
Miracast agreement will process after described audio frequency and/or video data transmission to described UHF transceiver；
And described UHF transceiver for by the audio frequency received and/or video data with UHF mode transmit to
Apparatus for media playing.
The present invention also provides for a kind of audio/video transmission method based on Miracast agreement, this audio frequency/regard
Keep pouring in transmission method to include: receive audio frequency and/or video data, wherein, described audio frequency from portable intelligent equipment
And/or video data is received from mobile device by described portable intelligent equipment, and pass based on Miracast agreement
Defeated；And the audio frequency received and/or video data are transmitted to apparatus for media playing in UHF mode.
The present invention also provides for a kind of command monitor system based on Miracast agreement, this command monitor system
Including: audio/video transmission device based on Miracast agreement mentioned above；And Surveillance center,
Including the apparatus for media playing for playing audio frequency and/or video.
By technique scheme, use the audio/video based on Miracast agreement that the present invention provides
Transmitting device, method and system, utilize mobile device shooting audio frequency and/or video, be transferred to portable intelligent
Equipment, portable intelligent equipment receives and processes the audio frequency from mobile device and/or video data, then base
Audio frequency after Miracast agreement will process and/or video data transmission to UHF transceiver, utilize
UHF transceiver from the audio frequency after the process of portable intelligent equipment and/or video data, and with
Audio frequency after UHF mode transmission process and/or video data are to apparatus for media playing.The present invention provides
Audio/video transmission device based on Miracast agreement, method and system can stablize the most wireless biography
The video image of the defeated higher resolution with audio frequency so that whole system is intelligent, miniaturization and steady
Fixedization.
Other features and advantages of the present invention will be described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and constitutes the part of description, with
Detailed description below is used for explaining the present invention together, but is not intended that limitation of the present invention.?
In accompanying drawing:
Fig. 1 is that the structure of the audio/video transmission device based on Miracast agreement that the present invention provides is shown
It is intended to；
Fig. 2 is the flow chart of the audio/video transmission method based on Miracast agreement that the present invention provides；
Fig. 3 is that the structure of the audio/video transmission system based on Miracast agreement that the present invention provides is shown
It is intended to.
Description of reference numerals
1 portable intelligent equipment 2 UHF transceiver
3 Surveillance center 4 audio/video encoder
Detailed description of the invention
Below in conjunction with accompanying drawing, the detailed description of the invention of the present invention is described in detail.It should be appreciated that
Detailed description of the invention described herein is merely to illustrate and explains the present invention, is not limited to this
Bright.
Fig. 1 is that the structure of the audio/video transmission device based on Miracast agreement that the present invention provides is shown
It is intended to.As it is shown in figure 1, the present invention provides a kind of audio/video transmission device based on Miracast agreement,
This audio/video transmission device includes portable intelligent equipment 1 and UHF transceiver 2, wherein, described just
Take smart machine 1 and for reception and process the audio frequency from mobile device and/or video data, based on
Miracast agreement will process after described audio frequency and/or video data transmission to described UHF transceiver 2；
And described UHF transceiver 2 is for transmitting the audio frequency received and/or video data in UHF mode
To apparatus for media playing.
Described portable intelligent equipment 1 includes Miracast transport module and processing module, wherein said process
Module is for digitized and compresses described audio frequency and/or video data so that the described audio frequency after Chu Liing with
/ or video data meet the transmission requirement of Miracast agreement；Described Miracast transport module is used for using
Described audio frequency after the process of Miracast protocol transmission and/or video data.
Portable intelligent module mainly completes video/audio digitized, compression, Miracast agreement are wirelessly transferred,
Locally stored, GPS location and information reporting, collection compression of images, data conversion (processing module completes),
The functions such as wireless connections (Miracast transport module completes) are integrated.It addition, portable intelligent module is also
Code stream can be detected in real time, and ensure to transmit the stable and smooth of image.In other words, inadequate in bandwidth
When transmitting high-resolution image, portable intelligent module will reduce the resolution of transmission image, to ensure figure
As the transmission of smoothness can be stablized.After bandwidth is recovered, portable intelligent module will recover dividing of transmission image
Resolution, in order to ensure to transmit optimal image quality and the image of definition.
UHF transceiver 2, is a kind of transmitting device utilizing ultra-high frequency wireless electric wave, has the sky of opposite, narrow
Middle bandwidth and the strongest anti-multipath jamming ability, overcome analogue technique and conventional modulation techniques hypograph transmission
Multipath reflection and block brought puzzlement, it is achieved shooting the height of non line of sight transmission in real time in high-speed motion
Quality image, is particularly suitable under complex environment using the system being wirelessly transferred, and the change that switches on power can be independent
Work.Portable intelligent equipment 1 solves the problem of video/audio host-host protocol, and UHF transceiver 2
Its particularity transmitted is utilized to solve the problem of transmission range and laser propagation effect, UHF transceiver 2
Can have the receiver module receiving Miracast protocol transmission content.
As long as the distance that portable intelligent equipment 1 and UHF transceiver 2 are arranged is at Miracast protocol requirement
Distance range in, the present invention is not defined.Meanwhile, portable intelligent equipment 1 is received with UHF
Send out between machine 2 can by wireless and wired by the way of transmit, the present invention is not defined.
It addition, mobile device can be the equipment with transfer function and shoot function, such as mobile phone etc.,
For the connection of portable intelligent equipment 1 with mobile device, described portable intelligent equipment 1 can detect automatically
Described mobile device also sends connection request to detected mobile device, and according to described mobile device
Response and described mobile device set up and be connected；And from described mobile device after setting up described connection
Receive audio frequency and/or video data.Portable intelligent module 1, can be actively when being not detected by video information
Send handshake Auto-Sensing signal source and automatically identify form, be automatically imported, automatically switch.
Fig. 2 is the flow chart of the audio/video transmission method based on Miracast agreement that the present invention provides.
As in figure 2 it is shown, the present invention provides a kind of audio/video transmission method based on Miracast agreement, this sound
Frequently/video transmission method includes: receive audio frequency and/or video data from portable intelligent equipment 1, wherein,
Described audio frequency and/or video data are received from mobile device by described portable intelligent equipment 1, and based on
Miracast protocol transmission；And by the audio frequency received and/or video data with UHF mode transmit to
Apparatus for media playing.
This audio/video transmission method also includes: automatically detect mobile device and to detected movement
Equipment sends connection request；Response according to described mobile device is set up with described mobile device and is connected；With
And receive audio frequency and/or video data from described mobile device after setting up described connection.
Fig. 3 is that the structure of the audio/video transmission system based on Miracast agreement that the present invention provides is shown
It is intended to.As it is shown on figure 3, the present invention provides a kind of command monitor system based on Miracast agreement, should
Command monitor system includes: audio/video transmission device based on Miracast agreement mentioned above；With
And Surveillance center 3, including the apparatus for media playing for playing audio frequency and/or video.
Surveillance center 3, is mainly provided with the management of customer group and authority, the most also includes apparatus for media playing
It is used for playing video and audio frequency.
This Surveillance center 3 also includes: audio/video encoder 4, for audio frequency and/or video being carried out
Coding is suitable in the Internet transmission.
The audio/video transmission device based on Miracast agreement of present invention offer, method and system are not
It is applicable only to electric power, the emergency response of power grid security production accident, it is also possible to be widely used in state
The important functional departments such as anti-, Guoan, army, People's Armed Police, public security organs, procuratorial organs, people's courts and judicial organs, electric power, oil field for anti-terrorism,
Anti-riot, earthquake relief work, the emergency command of accident.
By technique scheme, use the audio/video based on Miracast agreement that the present invention provides
Transmitting device, method and system, utilize mobile device shooting audio frequency and/or video, be transferred to portable intelligent
Equipment, portable intelligent equipment receives and processes the audio frequency from mobile device and/or video data, then base
Audio frequency after Miracast agreement will process and/or video data transmission to UHF transceiver, utilize
UHF transceiver from the audio frequency after the process of portable intelligent equipment and/or video data, and with
Audio frequency after UHF mode transmission process and/or video data are to apparatus for media playing.The present invention provides
Audio/video transmission device based on Miracast agreement, method and system can stablize the most wireless biography
The video image of the defeated higher resolution with audio frequency so that whole system is intelligent, miniaturization and steady
Fixedization.
The preferred embodiment of the present invention is described in detail above in association with accompanying drawing, but, the present invention does not limit
Detail in above-mentioned embodiment, in the technology concept of the present invention, can be to the present invention
Technical scheme carry out multiple simple variant, these simple variant belong to protection scope of the present invention.
It is further to note that each the concrete technology described in above-mentioned detailed description of the invention is special
Levy, in the case of reconcilable, can be combined by any suitable means, in order to avoid need not
The repetition wanted, various possible compound modes are illustrated by the present invention the most separately.
Additionally, combination in any can also be carried out between the various different embodiment of the present invention, as long as its
Without prejudice to the thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (8)
1. an audio/video transmission device based on Miracast agreement, it is characterised in that this audio frequency
/ video frequency transmitter includes portable intelligent equipment (1) and UHF transceiver (2), wherein,
Described portable intelligent equipment (1) is for receiving and processing the audio frequency from mobile device and/or video
Data, the described audio frequency after processing based on Miracast agreement and/or video data transmission extremely described UHF
Transceiver (2)；And
Described UHF transceiver (2) for by the audio frequency received and/or video data in UHF mode
Transmission is to apparatus for media playing.
Audio/video transmission device based on Miracast agreement the most according to claim 1, its
Be characterised by, described portable intelligent equipment (1) will process after described audio frequency and/or video data wireless
Transmission is to described UHF transceiver (2).
Audio/video transmission device based on Miracast agreement the most according to claim 1, its
Being characterised by, described portable intelligent equipment (1) includes Miracast transport module and processing module, its
In
Described processing module is for digitized and compresses described audio frequency and/or video data, so that processing
After described audio frequency and/or video data meet the transmission requirement of Miracast agreement；
Described Miracast transport module for use Miracast protocol transmission process after described audio frequency and
/ or video data.
Audio/video transmission device based on Miracast agreement the most according to claim 1, its
Being characterised by, described portable intelligent equipment (1) detects described mobile device and automatically to detected
Mobile device sends connection request, and sets up even with described mobile device according to the response of described mobile device
Connect；And receive audio frequency and/or video data from described mobile device after setting up described connection.
5. an audio/video transmission method based on Miracast agreement, it is characterised in that this audio frequency
/ video transmission method includes:
Audio frequency and/or video data is received from portable intelligent equipment (1), wherein, described audio frequency and/or regard
Frequency receives from mobile device according to by described portable intelligent equipment (1), and passes based on Miracast agreement
Defeated；And
The audio frequency received and/or video data are transmitted to apparatus for media playing in UHF mode.
Audio/video transmission method based on Miracast agreement the most according to claim 5, its
Being characterised by, this audio/video transmission method also includes:
Automatically detect mobile device and send connection request to detected mobile device；
Response according to described mobile device is set up with described mobile device and is connected；And
Audio frequency and/or video data is received from described mobile device after setting up described connection.
7. a command monitor system based on Miracast agreement, it is characterised in that this command and monitor
System includes:
Audio/video based on Miracast agreement described in any one claim in claim 1-4
Transmitting device；And
Surveillance center (3), including the apparatus for media playing for playing audio frequency and/or video.
Command monitor system based on Miracast agreement the most according to claim 7, its feature
Being, this Surveillance center (3) also includes:
Audio/video encoder (4), is suitable in the Internet for audio frequency and/or video are carried out coding
Transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610522156.5A CN106028133A (en) | 2016-07-05 | 2016-07-05 | Miracast protocol-based audio/video transmission apparatus, method and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610522156.5A CN106028133A (en) | 2016-07-05 | 2016-07-05 | Miracast protocol-based audio/video transmission apparatus, method and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106028133A true CN106028133A (en) | 2016-10-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610522156.5A Pending CN106028133A (en) | 2016-07-05 | 2016-07-05 | Miracast protocol-based audio/video transmission apparatus, method and system |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003061200A1 (en) * | 2002-01-17 | 2003-07-24 | Siemens Aktiengesellschaft | Configuration for monitoring the state of components in a packet-switched communications network |
| CN201039131Y (en) * | 2006-06-13 | 2008-03-19 | 徐艳雁 | Video and audio collection and multi-channel binding transmission device based on 3G mobile communication network |
| CN104853258A (en) * | 2014-02-14 | 2015-08-19 | 上海精视信息技术有限责任公司 | Video-audio data transmission system |
| CN105306889A (en) * | 2015-10-16 | 2016-02-03 | 国网山东省电力公司东营供电公司 | COFDM communication based video monitoring system and method for electric equipment of marine drilling platform |
| CN105530537A (en) * | 2014-09-29 | 2016-04-27 | 中国移动通信集团公司 | Multimedia data transmission method and related equipment |
-
2016
- 2016-07-05 CN CN201610522156.5A patent/CN106028133A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003061200A1 (en) * | 2002-01-17 | 2003-07-24 | Siemens Aktiengesellschaft | Configuration for monitoring the state of components in a packet-switched communications network |
| CN201039131Y (en) * | 2006-06-13 | 2008-03-19 | 徐艳雁 | Video and audio collection and multi-channel binding transmission device based on 3G mobile communication network |
| CN104853258A (en) * | 2014-02-14 | 2015-08-19 | 上海精视信息技术有限责任公司 | Video-audio data transmission system |
| CN105530537A (en) * | 2014-09-29 | 2016-04-27 | 中国移动通信集团公司 | Multimedia data transmission method and related equipment |
| CN105306889A (en) * | 2015-10-16 | 2016-02-03 | 国网山东省电力公司东营供电公司 | COFDM communication based video monitoring system and method for electric equipment of marine drilling platform |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161012 |
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