CN110719491A - Live broadcast backpack and live broadcast implementation method - Google Patents
Live broadcast backpack and live broadcast implementation method Download PDFInfo
- Publication number
- CN110719491A CN110719491A CN201810759409.XA CN201810759409A CN110719491A CN 110719491 A CN110719491 A CN 110719491A CN 201810759409 A CN201810759409 A CN 201810759409A CN 110719491 A CN110719491 A CN 110719491A
- Authority
- CN
- China
- Prior art keywords
- audio
- module
- video
- live broadcast
- unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 11
- 230000003993 interaction Effects 0.000 claims abstract description 15
- 230000002776 aggregation Effects 0.000 claims description 3
- 238000004220 aggregation Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 description 4
- 239000000306 component Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000008358 core component Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/21—Server components or server architectures
- H04N21/218—Source of audio or video content, e.g. local disk arrays
- H04N21/2187—Live feed
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C15/00—Purses, bags, luggage or other receptacles covered by groups A45C1/00 - A45C11/00, combined with other objects or articles
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45F—TRAVELLING OR CAMP EQUIPMENT: SACKS OR PACKS CARRIED ON THE BODY
- A45F3/00—Travelling or camp articles; Sacks or packs carried on the body
- A45F3/04—Sacks or packs carried on the body by means of two straps passing over the two shoulders
-
- 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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
- H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
-
- 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
- H04N21/41—Structure of client; Structure of client peripherals
-
- 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
- H04N21/443—OS processes, e.g. booting an STB, implementing a Java virtual machine in an STB or power management in an STB
- H04N21/4438—Window management, e.g. event handling following interaction with the user interface
-
- 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
- H04N21/47—End-user applications
- H04N21/478—Supplemental services, e.g. displaying phone caller identification, shopping application
- H04N21/4782—Web browsing, e.g. WebTV
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- Software Systems (AREA)
- Databases & Information Systems (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The invention discloses a live broadcast backpack and a live broadcast implementation method, the live broadcast backpack comprises a backpack main body, an adjustable strap is arranged on the backpack main body, live broadcast equipment is arranged in the backpack main body, the live broadcast equipment comprises an equipment host, a software system arranged in the equipment host, an audio and video acquisition terminal connected with the equipment host and a server in remote communication with the equipment host, and the software system comprises: the UI interface is used for providing operation for a user and realizing the scheduling of the whole system through the UI interface; the transcoding module is used for realizing audio and video source acquisition, audio and video coding and audio and video stream output; the calling module is used for realizing the management of system information and the interaction with a UI (user interface); the communication module is used for realizing communication management of the equipment host and interaction with the UI (user interface); the well-designed software system can enable inexperienced customers to quickly finish live broadcast tasks independently, and also can enable professionals to finish personalized live broadcast tasks to the maximum extent.
Description
Technical Field
The invention relates to the field of live broadcast equipment, in particular to a live broadcast backpack and a live broadcast implementation method.
Background
At present, in the field of direct broadcasting, the most widely applied devices are still relatively large satellite relay trucks, large mobile direct broadcasting devices and the like, and each use of the devices requires a field professional operator to perform wiring, setting and the like. A small amount of portable live broadcast equipment provided by manufacturers is also available, but the portable live broadcast equipment in the current market has single function and cannot meet some live broadcast requirements; or the operation is complicated and needs personnel with professional live background to operate.
Disclosure of Invention
In view of the above disadvantages, the present invention provides a live broadcast backpack, which can make up for the disadvantages of the existing live broadcast devices.
In order to achieve the above purpose, the embodiment of the invention adopts the following technical scheme:
the utility model provides a live broadcast knapsack, includes the knapsack main part, be provided with adjustable braces in the knapsack main part, be provided with live broadcast equipment in the knapsack main part, live broadcast equipment include the equipment host computer, set up the software system in the equipment host computer, the audio frequency video acquisition terminal who is connected with the equipment host computer and with equipment host computer remote communication's server, software system includes:
the UI interface is used for providing operation for a user and realizing the scheduling of the whole system through the UI interface;
the transcoding module is used for realizing audio and video source acquisition, audio and video coding and audio and video stream output;
the calling module is used for realizing the management of system information and the interaction with a UI (user interface);
and the communication module is used for realizing communication management of the equipment host and interaction with the UI.
According to one aspect of the invention, the device host comprises a processor unit, a storage unit, a touch unit, a display unit, an acquisition unit, a communication unit and an expansion unit, wherein the storage unit, the touch unit, the display unit, the acquisition unit, the communication unit and the expansion unit are connected with the processing unit, the software system is installed in the processor unit, the acquisition unit is connected with an audio and video acquisition terminal, and a user views and operates a UI (user interface) through the touch unit and the display unit.
According to one aspect of the invention, the communication unit comprises a wired communication module, a plurality of 4G modules and a WiFi module, the transcoding module splits audio and video streams when the audio and video streams are output, judges the strength of network signals of each module in the communication unit through the communication module, and sends audio and video stream data according to the strength of the network signals, wherein the signals are strong and data are frequently sent, and the signals are weak and data are rarely sent.
According to one aspect of the invention, the acquisition unit comprises an SDI acquisition card and an HDMI acquisition card, and an audio and video acquisition terminal matched with the SDI acquisition card and the HDMI acquisition card are connected through the SDI acquisition card and the HDMI acquisition card respectively.
According to one aspect of the invention, the transcoding module integrates the functions of the SDI acquisition card and the HDMI acquisition card, and adopts Intel Media SDK to simultaneously use the capabilities of the CPU and the GPU to perform video transcoding.
According to one aspect of the invention, the UI interface comprises a channel management module, a storage management module, a parameter management module, a network setting module, a 4G internet surfing setting module and a system setting module.
According to one aspect of the invention, the channel management module is preset with a channel guide module, and preset creation processes of multiple types of channels to guide a user to create channels.
According to one aspect of the invention, the software system includes a login program for providing a user with a login to enter the UI interface.
A live broadcast implementation method adopting the live broadcast backpack comprises the following steps:
a user enters a UI interface through login and creates a live channel;
the UI enables a transcoding module, a communication module and an audio and video acquisition terminal connected with the equipment host through a calling module;
the transcoding module acquires audio and video data acquired by an audio and video acquisition terminal through an acquisition unit;
simultaneously, the capacities of the CPU and the GPU are used for carrying out video coding and transcoding to obtain transmittable audio and video stream data;
splitting audio and video stream data and sending the split audio and video stream data to the outside through all available networks, wherein the number of the data is more than that of the data which is good in the network and less than that of the data which is poor in the network;
and carrying out aggregation processing on the arrived media streams at the server side and forwarding the media streams to corresponding streaming media processing software.
According to one aspect of the invention, a user operates a UI interface through a touch unit and a display unit.
The implementation of the invention has the advantages that: the live broadcast backpack comprises a backpack body, wherein an adjustable strap is arranged on the backpack body, live broadcast equipment is arranged in the backpack body, the live broadcast equipment comprises an equipment host, a software system arranged in the equipment host, an audio and video acquisition terminal connected with the equipment host and a server in remote communication with the equipment host, and the software system comprises: the UI interface is used for providing operation for a user and realizing the scheduling of the whole system through the UI interface; the transcoding module is used for realizing audio and video source acquisition, audio and video coding and audio and video stream output; the calling module is used for realizing the management of system information and the interaction with a UI (user interface); the communication module is used for realizing communication management of the equipment host and interaction with the UI (user interface); the well-designed software system can enable inexperienced customers to quickly finish live broadcast tasks independently, and also can enable professionals to finish personalized live broadcast tasks to the maximum extent.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a diagram of a software system architecture according to the present invention;
fig. 2 is a schematic diagram of an aggregate transmission flow according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 and fig. 2, a live broadcast knapsack, includes the knapsack main part, be provided with adjustable braces in the knapsack main part, be provided with live broadcast equipment in the knapsack main part, live broadcast equipment includes the equipment host computer, sets up the software system in the equipment host computer, the audio frequency and video collection terminal who is connected with the equipment host computer and the server with equipment host computer remote communication, software system includes:
the UI interface is used for providing operation for a user and realizing the scheduling of the whole system through the UI interface;
the transcoding module is used for realizing audio and video source acquisition, audio and video coding and audio and video stream output;
the calling module is used for realizing the management of system information and the interaction with a UI (user interface);
and the communication module is used for realizing communication management of the equipment host and interaction with the UI.
The audio and video acquisition terminal can be a camera, a mobile phone and other equipment comprising a camera shooting component and a recording component.
In practical application, the equipment host comprises a processor unit, a storage unit, a touch unit, a display unit, a collection unit, a communication unit and an extension unit, wherein the storage unit, the touch unit, the display unit, the collection unit, the communication unit and the extension unit are connected with the processing unit, the software system is installed in the processor unit, the collection unit is connected with an audio and video collection terminal, and a user checks and operates a UI (user interface) through the touch unit and the display unit.
In practical application, the communication unit comprises a wired communication module, a plurality of 4G modules and a WiFi module, the transcoding module splits audio and video streams when the audio and video streams are output, judges the strength of network signals of each module in the communication unit through the communication module, and sends the audio and video stream data according to the strength of the network signals, wherein the signals are strong and data are frequently sent, and the signals are weak and data are rarely sent.
In practical application, the acquisition unit comprises an SDI acquisition card and an HDMI acquisition card, and is connected with an audio and video acquisition terminal matched with the SDI acquisition card and the HDMI acquisition card respectively.
In practical application, the transcoding module integrates the functions of the SDI acquisition card and the HDMI acquisition card and adopts Intel Media SDK to simultaneously use the capabilities of the CPU and the GPU to perform video transcoding.
In practical application, the UI interface includes a channel management module, a storage management module, a parameter management module, a network setting module, a 4G internet setting module, and a system setting module.
In practical application, the channel management module is preset with a channel guide module, and preset creation flows of multiple types of channels to guide a user to create channels.
In practical applications, the software system comprises a login program for providing a user with login to enter the UI interface.
As shown in fig. 1, in practical applications, the software system is built based on a Linux platform, wherein each main function is modularly designed, and the whole system architecture is as follows:
Launch:
the Launch program is actually a simple browser, and when the system is started, the Launch program is used for loading the user operation page.
Agent: the Agent is a UI interface directly operated by a user, node.js writing is adopted, the scheduling of the whole system is realized through the Agent, and the operation interface and the user logic are detailed in section 2.
Transcoder: the Transcoder is the most core component of the whole system, mainly realizes the functions of audio and video source acquisition, audio and video coding and audio and video stream output, and also comprises a plug-in Ibdirector for realizing real-time video editing. In the aspect of video processing, the function of an SDI/HDMI acquisition card is called, the Intel Media SDK can be used for simultaneously using the capabilities of a CPU and a GPU to perform video coding and transcoding, the coding and transcoding capability of a machine is greatly improved, and the video coding and transcoding meets the H.264/H.265 industrial standard. In the aspect of video transmission, the device can use a single internet access to send data, and can also use a proprietary protocol to carry out data transmission by using all available networks (including a wired network, a WIFI network and a 4G network) of the device. At the equipment end, a Transcoder program splits the media stream and sends the media stream outwards through all available networks, wherein the data are sent more frequently when the networks are good, and the data are sent less frequently when the networks are poor. At the server side, the arriving media streams are aggregated by receiving end software speeddatarix and forwarded to corresponding streaming media processing software. The receiving end software can be deployed on a Linux system platform. As shown in fig. 2, the aggregate transmission flow chart.
Syscar: syscar mainly realizes the management of system information and the interaction with Agent, including wired network, system on-off control, battery information, etc.
PPPService: the method is used for managing the 4G module and carrying out information interaction on the Agent.
Wlan service: the WIFI module management system is used for managing the WIFI module and carrying out information interaction in the Agent.
A live broadcast implementation method adopting the live broadcast backpack comprises the following steps:
1) a user enters a UI interface through login and creates a live channel;
2) the UI enables a transcoding module, a communication module and an audio and video acquisition terminal connected with the equipment host through a calling module;
3) the transcoding module acquires audio and video data acquired by an audio and video acquisition terminal through an acquisition unit;
4) simultaneously, the capacities of the CPU and the GPU are used for carrying out video coding and transcoding to obtain transmittable audio and video stream data;
5) splitting audio and video stream data and sending the split audio and video stream data to the outside through all available networks, wherein the number of the data is more than that of the data which is good in the network and less than that of the data which is poor in the network;
6) and carrying out aggregation processing on the arrived media streams at the server side and forwarding the media streams to corresponding streaming media processing software.
In practical application, a user operates the UI interface through the touch unit and the display unit.
The implementation of the invention has the advantages that: the live broadcast backpack comprises a backpack body, wherein an adjustable strap is arranged on the backpack body, live broadcast equipment is arranged in the backpack body, the live broadcast equipment comprises an equipment host, a software system arranged in the equipment host, an audio and video acquisition terminal connected with the equipment host and a server in remote communication with the equipment host, and the software system comprises: the UI interface is used for providing operation for a user and realizing the scheduling of the whole system through the UI interface; the transcoding module is used for realizing audio and video source acquisition, audio and video coding and audio and video stream output; the calling module is used for realizing the management of system information and the interaction with a UI (user interface); the communication module is used for realizing communication management of the equipment host and interaction with the UI (user interface); the well-designed software system can enable inexperienced customers to quickly finish live broadcast tasks independently, and also can enable professionals to finish personalized live broadcast tasks to the maximum extent.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention disclosed herein are intended to be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. The utility model provides a live equipment of knapsack formula, its characterized in that, includes the knapsack main part, be provided with adjustable braces in the knapsack main part, be provided with live equipment in the knapsack main part, live equipment includes equipment host, sets up the software system in equipment host, the audio frequency video acquisition terminal who is connected with equipment host and the server with equipment host remote communication, software system includes:
the UI interface is used for providing operation for a user and realizing the scheduling of the whole system through the UI interface;
the transcoding module is used for realizing audio and video source acquisition, audio and video coding and audio and video stream output;
the calling module is used for realizing the management of system information and the interaction with a UI (user interface);
and the communication module is used for realizing communication management of the equipment host and interaction with the UI.
2. The live broadcast backpack of claim 1, wherein the device host comprises a processor unit, and a storage unit, a touch unit, a display unit, a collection unit, a communication unit and an extension unit which are connected with the processor unit, the software system is installed in the processor unit, the collection unit is connected with an audio and video collection terminal, and a user views and operates a UI interface through the touch unit and the display unit.
3. The live broadcast backpack of claim 2, wherein the communication unit comprises a wired communication module, a plurality of 4G modules and a WiFi module, the transcoding module splits audio/video streams when the audio/video streams are output, judges the strength of network signals of each module in the communication unit through the communication module, and sends audio/video stream data according to the strength of the network signals, wherein the signals are strong and data are frequently sent, and the signals are weak and data are rarely sent.
4. The live broadcast backpack of claim 2, wherein the acquisition unit comprises an SDI acquisition card and an HDMI acquisition card, and the audio/video acquisition terminal is connected with the acquisition unit and adapted to the SDI acquisition card and the HDMI acquisition card respectively.
5. The live broadcast backpack of claim 4, wherein the transcoding module integrates calls to SDI capture card and HDMI capture card functions and uses Intel MediaSDK to perform video transcoding using both CPU and GPU capabilities.
6. The live backpack of claim 1, wherein the UI interface comprises a channel management module, a storage management module, a parameter management module, a network setting module, a 4G internet surfing setting module, and a system setting module.
7. The live backpack of claim 6, wherein the channel management module is preset with a channel guide module, and a creation process of multiple types of channels is preset to guide a user to create channels.
8. The live backpack according to one of the claims 1 to 7, wherein the software system comprises a login program for providing a user with a login to enter a UI interface.
9. A live implementation method of a live backpack as claimed in claims 1 to 8, characterized in that it comprises the following steps:
a user enters a UI interface through login and creates a live channel;
the UI enables a transcoding module, a communication module and an audio and video acquisition terminal connected with the equipment host through a calling module;
the transcoding module acquires audio and video data acquired by an audio and video acquisition terminal through an acquisition unit;
simultaneously, the capacities of the CPU and the GPU are used for carrying out video coding and transcoding to obtain transmittable audio and video stream data;
splitting audio and video stream data and sending the split audio and video stream data to the outside through all available networks, wherein the number of the data is more than that of the data which is good in the network and less than that of the data which is poor in the network;
and carrying out aggregation processing on the arrived media streams at the server side and forwarding the media streams to corresponding streaming media processing software.
10. The live broadcast implementation method of claim 9, wherein a user operates the UI interface through a touch unit and a display unit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810759409.XA CN110719491A (en) | 2018-07-11 | 2018-07-11 | Live broadcast backpack and live broadcast implementation method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810759409.XA CN110719491A (en) | 2018-07-11 | 2018-07-11 | Live broadcast backpack and live broadcast implementation method |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110719491A true CN110719491A (en) | 2020-01-21 |
Family
ID=69209064
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810759409.XA Pending CN110719491A (en) | 2018-07-11 | 2018-07-11 | Live broadcast backpack and live broadcast implementation method |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110719491A (en) |
Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1661694A (en) * | 2004-02-27 | 2005-08-31 | 联想(北京)有限公司 | Device of playing back media and implementing method of playing media |
CN101783873A (en) * | 2009-01-19 | 2010-07-21 | 北京视典无限传媒技术有限公司 | Digital multimedia information transmission platform |
US20100306801A1 (en) * | 2008-08-22 | 2010-12-02 | Filippov Vasily B | Methods and apparatus for delivering content from a television channel |
CN102609048A (en) * | 2012-03-11 | 2012-07-25 | 赵立峰 | Computer and method for playing audio and video files on demand |
CN103426336A (en) * | 2013-06-26 | 2013-12-04 | 西安科技大学 | College teaching resource digitization system and using method thereof |
CN104639956A (en) * | 2015-02-26 | 2015-05-20 | 陈晓月 | System for tracing television programs and remotely controlling digital television through terminal |
WO2015182701A1 (en) * | 2014-05-30 | 2015-12-03 | ソニー株式会社 | Portable attachment, and communication system |
WO2016054343A1 (en) * | 2014-10-02 | 2016-04-07 | Signal Enterprises, Inc. | Digital audio programming and distribution platform architecture |
CN205195889U (en) * | 2015-11-02 | 2016-04-27 | 深圳市祈飞科技有限公司 | Live equipment of portable video |
CN107280212A (en) * | 2017-08-07 | 2017-10-24 | 肖语儿 | Knapsack available for auto heterodyne |
CN206699672U (en) * | 2016-10-31 | 2017-12-05 | 徐文波 | A kind of outdoor live knapsack |
CN107872732A (en) * | 2016-09-23 | 2018-04-03 | 南京微特喜网络科技有限公司 | A kind of self-service interdynamic video live broadcast system |
-
2018
- 2018-07-11 CN CN201810759409.XA patent/CN110719491A/en active Pending
Patent Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1661694A (en) * | 2004-02-27 | 2005-08-31 | 联想(北京)有限公司 | Device of playing back media and implementing method of playing media |
US20100306801A1 (en) * | 2008-08-22 | 2010-12-02 | Filippov Vasily B | Methods and apparatus for delivering content from a television channel |
CN101783873A (en) * | 2009-01-19 | 2010-07-21 | 北京视典无限传媒技术有限公司 | Digital multimedia information transmission platform |
CN102609048A (en) * | 2012-03-11 | 2012-07-25 | 赵立峰 | Computer and method for playing audio and video files on demand |
CN103426336A (en) * | 2013-06-26 | 2013-12-04 | 西安科技大学 | College teaching resource digitization system and using method thereof |
WO2015182701A1 (en) * | 2014-05-30 | 2015-12-03 | ソニー株式会社 | Portable attachment, and communication system |
WO2016054343A1 (en) * | 2014-10-02 | 2016-04-07 | Signal Enterprises, Inc. | Digital audio programming and distribution platform architecture |
CN104639956A (en) * | 2015-02-26 | 2015-05-20 | 陈晓月 | System for tracing television programs and remotely controlling digital television through terminal |
CN205195889U (en) * | 2015-11-02 | 2016-04-27 | 深圳市祈飞科技有限公司 | Live equipment of portable video |
CN107872732A (en) * | 2016-09-23 | 2018-04-03 | 南京微特喜网络科技有限公司 | A kind of self-service interdynamic video live broadcast system |
CN206699672U (en) * | 2016-10-31 | 2017-12-05 | 徐文波 | A kind of outdoor live knapsack |
CN107280212A (en) * | 2017-08-07 | 2017-10-24 | 肖语儿 | Knapsack available for auto heterodyne |
Non-Patent Citations (1)
Title |
---|
115432: "《LiveU高清影像直播》", 《豆丁网》 * |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2018006573A1 (en) | Device implementing video conference screen sharing | |
CN104683863A (en) | Method and equipment for multimedia data transmission | |
JP2014090387A (en) | Information processor, conference system and program | |
US20210105404A1 (en) | Video photographing processing method, apparatus, and video photographing processing system | |
US20150007238A1 (en) | Systems and mehtods for content streaming to event spectators | |
CN103841361A (en) | Communication method for integrating multiple conference systems under low bandwidth | |
CN201467366U (en) | Wireless video monitoring system | |
CN111031389A (en) | Video processing method, electronic device and storage medium | |
US9094574B2 (en) | Information processing apparatus, conference system, and computer program products | |
CN108234953A (en) | Power transmission line intelligent method for inspecting | |
EP3123755B1 (en) | Managing device resources and configuration | |
CN104601962A (en) | Audio/video transmission talkback system and method based on universal serial bus | |
CN104539993B (en) | A kind of broadcast high definition television access device and method based on USB transmission of video | |
US9986457B2 (en) | Mobile terminal device, wireless communication method for mobile terminal device, carrier server device, and communication speed control method in carrier server device | |
CN110719491A (en) | Live broadcast backpack and live broadcast implementation method | |
CN104038741A (en) | Projection method for video data | |
CN204031363U (en) | A kind of multifunction wireless personal portable digital device | |
US20150271785A1 (en) | Managing device resources and configuration | |
CN102316373A (en) | Television system with extension set and control method thereof | |
CN110248131A (en) | A kind of throwing screen device and conference system being modeled to USB camera | |
CN104980780A (en) | Multifunctional wireless personal portable digital apparatus | |
CN113347383A (en) | Signal transmitting and receiving method, device, storage medium, and electronic device | |
CN108184084A (en) | The video-signal transmission method and device of intercom | |
CN216162878U (en) | Backpack wireless communication terminal based on LTE network | |
CN105100676A (en) | Video conference terminal and working method thereof, and data transmission method and system |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200121 |