CN202334795U - Satellite broadcasting-based mobile wireless video service system - Google Patents
Satellite broadcasting-based mobile wireless video service system Download PDFInfo
- Publication number
- CN202334795U CN202334795U CN2011203872579U CN201120387257U CN202334795U CN 202334795 U CN202334795 U CN 202334795U CN 2011203872579 U CN2011203872579 U CN 2011203872579U CN 201120387257 U CN201120387257 U CN 201120387257U CN 202334795 U CN202334795 U CN 202334795U
- Authority
- CN
- China
- Prior art keywords
- resource
- system module
- file
- module
- satellite
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The utility model relates to a satellite broadcasting-based mobile wireless video service system. The mobile wireless video service system comprises a front-end resource content pushing and distributing system module, a multiplexer, a satellite descrambling receiving device, a DVB(Digital Video Broadcasting)/IP(Internet Protocol) data conversion system module, a file resource receiving and storage system module, a live broadcasting streaming media release system module, a file on-demand broadcasting release system module and a resource browsing control counting statistical system module. For the mobile wireless video service system, based on a transmission channel of a DVB-S digital satellite broadcasting network, the digital television live broadcasting program resource and file resource transmitted by the satellite broadcasting network are converted into IP data packets, and the specified programs are distributed according to the needs of a terminal by a system release server, so that all the wireless terminals in a local area network can watch the digital television programs.
Description
Affiliated technical field
The utility model belongs to the multimedia transmission technical field, relates to a kind of mobile wireless video service system, particularly a kind of mobile wireless video service system based on satellite broadcasting.
Background technology
Growing along with people's inspirit culture demand also proposed new higher requirement to the radio, film and television industry development.At present the scale and the ability of China's radio, film and television have had very big development, and people be except can seeing the TV programme of high definition at home, can also be on the various public places and the vehicles TV reception; The demand that most people watch TV programme has been satisfied in the extensive covering of cable TV network.But the development of radio, film and television still exists some outstanding problems on the whole; For example: the radio, film and television industry development is very uneven, developed regions and under-developed area, city and rural area; Widely different; The TV programme tricks that the rural area can be seen is few, of poor quality, the time is short, also have considerable part rural area and outlying district listen bad, can't hear broadcasting, see bad, can't see TV and film; At moving areas such as bus, trains; The TV programme quantity that can watch at present is few, watching quality is poor, often occurs the situation of mosaic or cassette tape in the playing programs process, and the repetition rate of program is high; The network coverage is relatively low, can not satisfy spectators' the demand of watching; In the city, still exist the unapproachable public place of some Wirelines.
DVB-S (Digital Video Broadcasting-Satellite, satellite digital video broadcasting) is the digital broadcasting satellite system standard, and satellite transmits has characteristics such as broad covered area, program capacity be big.Along with space technology, digital television techniques, microelectric technique, code check compress technology breakthrough property progress, the live development of satellite digital TV has become global focus.No. 9 satellites of the culminant star of China are high-power, highly reliable, long-life radio and television broadcasting satellites; Be that each item system requirements according to International Telecommunication Union's BSS Broadcast Satellite Service (BSS) AP30 and AP30A file institute standard designs, makes; What satellite frequency adopted is the BSS frequency range of International Telecommunication Association's regulation, and the satellite performance satisfies the specification requirement of China's direct broadcast satellite system space segment fully.At present, the satellite television subscribers of China generally all is the STB receiving satellite signal through family expenses, and is connected to TV reception on the television set, and this is a kind of man-to-man receive mode, only is suitable for family and uses.Do not have television set for public place and some but the user's of TV reception demand occasion is arranged, digital video broadcast-satellite is used and is not well carried out.
The utility model content
The purpose of the utility model is to provide a kind of mobile wireless video service system based on satellite broadcasting; Through using the transmission channel of DVB-S digital satellite broadcasting net; Convert the digital TV direct program resource and the file resource of the transmission of DTV satellite broadcasting net into the IP packet; Carry out the distribution of appointed program through system's publisher server according to terminal requirements, make all wireless terminals in the LAN can both watch digital television program.
The technical scheme that the utility model adopts is following:
A kind of mobile wireless video service system based on satellite broadcasting; Comprise that the front end resource content pushes dissemination system module, multiplexer, satellite descrambling receiving system, DVB/IP (Digital Video Broadcasting/Internet Protocol, broadcast video format is changeed the IP network form) data conversion system module, file resource reception storage system modules, live broadcast stream media delivery system module, file program request delivery system module and resource and browses control statistical system module; Said front end resource content pushes the dissemination system module and is used for converting file resource into TS (Transport Stream transmits stream) stream; Said multiplexer is used for outputing to the satellite broadcast network transmission behind file resource TS stream and the digital TV direct program resource TS stream hybrid multiplex; Said satellite descrambling receiving system is responsible for the satellite digital signal TS stream that receives is carried out scramble process; Said DVB/IP data conversion system module is used for that the file resource TS data flow after the scramble process is packaged into the IP packet and is transmitted to said file resource and receives storage system modules, and digital TV direct program resource TS data flow is packaged into the IP packet is transmitted to said live broadcast stream media delivery system module and issues; Said file resource reception storage system modules is used for that the IP packet that receives is transmitted to said file program request delivery system module and issues; Said resource is browsed the control statistical module and is used for the video data by live broadcast stream media delivery system module and the issue of file program request delivery system module is forwarded to WLAN.User terminal is through receiving the program data of the wireless router distribution in the WLAN, and the broadcast of accomplishing resource content appears.
Said front end resource content pushes the dissemination system module file resource burst is used UDP (User Datagram Protocol; User Datagram Protocol) multicast sends; And be TS stream according to MPE (Multi-Protocol Encapsulation, multi-protocols encapsulation) standard handovers.
Said satellite descrambling receiving system possesses DVB-S or DVB-S2 type tuner, supports vertical, level and circular polarization mode, supports Ku and the reception of C-band signal, possesses digital television CA (Certificate Authority, certificate verification mechanism) descrambling function.
Said DVB/IP data conversion system module converts decoded digital TV TS stream to the UDP encapsulation; The file resource MPE TS that receives is flow to line data to resolve.
Said file resource receives storage system modules and comprises file receiver module, HDD (Hard Disk Drive, hard disk drive) memory and database.
Said live broadcast stream media delivery system module comprises changes protocol module and changes package module.
Said file program request delivery system module comprises WEB server and dynamic website, through the WEB server WEB is provided service, and the access links of memory file resource is provided to the terminal with the form of dynamic website.
Said mobile wireless video service system based on satellite broadcasting also comprises management and statistical analysis system module; Said resource is browsed control statistical system module and is returned log information to this management and statistical analysis system module through 2G, 3G or three kinds of mobile two-way access passages of LTE, accomplishes device status inquiries and order controlled function.
Said management and statistical analysis system module present the browsing information at terminal with the form of the WEB page, supply front end management person to carry out statistics and analysis.
The core of the technical scheme of the utility model is through using the transmission channel of DVB-S digital satellite broadcasting net; Receive the DVB digital TV direct program resource or the file resource of one or more frequencies; And convert the TS flow data into IP packet encapsulation output; Be connected to the issue that different delivery systems carries out data according to the different resources type, connection resource is browsed and is connected to terminal wireless local internet network after the control statistical module is added up data issue situation, waits for terminal use's playing request; To different users; According to the programme information of request, the flow data of distributing different digital TV direct program resources or file resource makes all terminals in the LAN can both watch digital television program to the terminal.
The mobile wireless video service system based on satellite broadcasting of the utility model can provide the high-quality live and order program service of video content, and the terminal use need not purchase miscellaneous equipment, can watch digital television program, and it is convenient to insert; Utilize the extensive covering of satellite broadcasting, can be provided at the service of watching of DTV and multimedia file resource on exurb that cable TV network do not spread to and the mobile traffic; It is low to have the system building cost, and the terminal is inserted easy to use, is easy to duplicate advantages such as popularization.
Description of drawings
Fig. 1 is the structural representation based on the mobile wireless video service system of satellite broadcasting of the utility model;
Fig. 2 is the fundamental diagram that the front end resource content among Fig. 1 pushes the dissemination system module;
Fig. 3 is the fundamental diagram of the satellite descrambling receiving system among Fig. 1;
Fig. 4 is the fundamental diagram of the DVB/IP data conversion system module among Fig. 1;
Fig. 5 is the fundamental diagram that the file resource among Fig. 1 receives storage system modules;
Fig. 6 is the fundamental diagram of the file program request delivery system module among Fig. 1;
Fig. 7 is the fundamental diagram of the live broadcast stream media delivery system module among Fig. 1;
Fig. 8 browses the fundamental diagram of control statistical system module for the resource among Fig. 1;
Fig. 9 is management and the fundamental diagram of statistical analysis system module among Fig. 1.
Embodiment
Through specific embodiment and accompanying drawing the utility model is further described below.
Mobile wireless video service system in the present embodiment based on satellite broadcasting; Adopt No. 9 satellite broadcast networks of culminant star; Its structure is formed as shown in Figure 1, comprises 7 main modular: the front end resource content pushes dissemination system module, satellite descrambling receiving system, DVB/IP data conversion system module, file resource reception storage system modules, live broadcast stream media delivery system module, file program request delivery system module and resource and browses control statistical system module; Other comprises a supplementary module: management and statistical analysis system module.
The front end resource content pushes the dissemination system module and is used for converting file resource into TS stream, and outputs to multiplexer with the TS stream of digital TV direct program resource, and multiplexer is used for two kinds of TS streams are carried out outputing to the satellite broadcast network transmission behind the hybrid multiplex; The satellite-signal that satellite descrambling receiving system is responsible for the receiver, video resource converts digital signal TS stream to, is transmitted to DVB/IP data conversion system module after the completion digital television program CA scramble process; DVB/IP data conversion system module is used for that the TS data of the file data bag that receives are changeed the packet that is packaged into UDP to be exported to file resource and receives storage system modules, becomes the packet of UDP to export to live broadcast stream media delivery system module the TS data encapsulation of audio/video flow simultaneously and issues; File resource receives storage system modules and is used to receive the UDP message bag, and restores the complete file resource and store in the memory, and the file resource in this memory is issued by file program request delivery system module; Live broadcast stream media delivery system module and file program request delivery system module output to resource with the resource data stream of issue and browse control statistical system module and add up; Again by the Wifi wireless network of resource browser control statistical system module forwards to standard; User terminal is accomplished the broadcast of digital television program or file resource program request through receiving the program data of Wifi wireless router distribution; Management and statistical analysis system module are used to receive the terminal browsing information that resource is browsed control statistical system module forwards, and browsing information is carried out statistics and analysis.
Specify the operation principle based on each part of mobile wireless video service system of satellite broadcasting of the utility model below.
The operation principle of front end resource content propelling movement dissemination system module is as shown in Figure 2, describes in detail as follows:
1), use the UDP multicast to be sent to IPE (IP Encapsulation, IP encapsulation) baling press with the file resource burst;
2) baling press is exported to multiplexer after the UDP multicast packet being packaged into the TS stream of MPE standard;
Multiplexer is that the independent signal from some independent minute channel is combined, the equipment that on the same direction of a common signal channel, transmits.In the present invention, multiplexer carries out hybrid multiplex with the TS stream of MPE standard and the TS stream of the digital TV direct program resource on the satellite, outputs to the satellite broadcast network transmission.
Satellite descrambling receiving system possesses the DVB-S tuner; Polarization mode is a circular polarization; Adopt the Ku wave band; Possesses digital television CA descrambling function.The operation principle of this device is as shown in Figure 3, describes in detail as follows:
1) after the DVB-S tuner in the satellite descrambling receiving system is modulated into radiofrequency signal with the TS stream that receives, sends the data demultiplexing module to;
2) the data demultiplexing module demultiplexes into digital TV TS stream and MPE TS stream with TS stream;
3) after digital TV TS stream is deciphered through the digital television CA descrambling module, export to DVB/IP data conversion system module with MPE TS stream.
The operation principle of DVB/IP data conversion system module is as shown in Figure 4, describes in detail as follows:
1) DVB/IP data conversion system module receives the decoded digital TV TS stream that sends from satellite descrambling receiving system, converts to send the program distribution module to after UDP encapsulates, and exports to the live broadcast stream media delivery system by the program distribution module again;
2) the file resource MPE TS that receives is flow to line data and resolve, convert I P packet to and export to file resource reception storage system modules.
File resource receives storage system modules and comprises file receiver module, HDD memory and three parts of database, and its operation principle is as shown in Figure 5, describes in detail as follows:
1) after the file receiver module receives program stream data, stores in the HDD memory, and the descriptor of the program resource that receives is saved in database;
2) after receiving terminal use's playing request, file resource receives storage system modules user's order program data is exported to file program request delivery system module.
File program request delivery system module comprises WEB server and dynamic web page, and the access links of program request file is provided to the terminal with the form of webpage.The operation principle of this module is as shown in Figure 6, describes in detail as follows:
1) the WEB server receives file resource and receives the program stream data that storage system modules sends;
2) WEB server issue dynamic website provides WEB service, and the access links of file resource is provided;
3) when the program chaining address that provides on terminal use's webpage clicking, file program request delivery system is distributed to resource with corresponding program data and browses control statistical system module.
Live broadcast stream media delivery system module comprises changes protocol module and changes package module, is responsible for the distribution to programme televised live stream, and its operation principle is described in detail as follows with reference to figure 7:
1) changes the encapsulation conversion that package module is responsible for the UDP programme televised live data flow that receives is carried out the different video form, select the video flowing of different-format to send to the commentaries on classics protocol module according to the difference of the video stream format of being supported at terminal.The video format that system supported comprises; TS (Transport Stream transmits stream) form, MP4 (MPEG-4) form and FLV (Flash Video, flash video) form;
2) change protocol module and be responsible for carrying out the conversion of Streaming Media host-host protocol; The difference of the host-host protocol of supporting according to user terminal selects different protocol to carry out the transmission of program data; The host-host protocol that system supported comprises: RTP (Real-time Transport Protocol; Real time transport protocol), HTTP (HyperText Transfer Protocol, HTTP) and FMS (Flash Media Server, Flash media server);
3) change the playing request of protocol module according to user terminal, point-to-point distribution programme televised live content is browsed control statistical system module to resource.
Resource is browsed control statistical system module the travel log at terminal is added up and managed, and comprises statistical module, log database and passback administration module, and is as shown in Figure 8, and its operation principle is with reference to describing in detail as follows:
1) statistical module receives the program data of delivery system issue, and the program data that receives is exported to the Wifi wireless router of WLAN, and the travel log at terminal is recorded in the log database;
2) the passback administration module moves two-way access passage with log information for three kinds through 2G, 3G or LTE and turns back to management and statistical analysis system module, accomplishes device status inquiries and order controlled function.
Management and statistical analysis system module are responsible for the terminal browsing information is carried out statistics and analysis, and its module operation principle is described in detail as follows with reference to figure 9:
1) statistical information is uploaded interface receiving and counting information and is stored in the database;
2) statistical analysis module takes out data and exports to the WEB page of information management from database, and the keeper of front end manages and analyzes with the form of webpage.
In the above-described embodiments, management and statistical analysis system module are supplementary module, and the mobile wireless video service system based on satellite broadcasting of the utility model also can not comprise this module, does not influence the realization of Core Feature of the present invention; When not comprising this supplementary module, the passback administration module that resource is browsed in the control statistical system module can remove accordingly.
The foregoing description is merely the explanation to the utility model principle, is the preferred embodiment of the utility model, and all equal variation and modifications of making according to the claim of the utility model all should belong to the protection range of the utility model.
Claims (6)
1. the mobile wireless video service system based on satellite broadcasting is characterized in that, comprising:
The front end resource content pushes the dissemination system module, is used for using the UDP multicast to send the file resource burst, and is TS stream according to the MPE standard handovers;
Multiplexer connects said front end resource content and pushes the dissemination system module, is used for outputing to the satellite broadcast network transmission behind file resource TS stream and the digital TV direct program resource TS stream hybrid multiplex;
Satellite descrambling receiving system is used for receiving satellite word signal TS stream and carries out scramble process;
DVB/IP data conversion system module connects said satellite descrambling receiving system, is used for stream of the file resource TS after the scramble process and digital TV direct program resource TS stream are packaged into the IP packet;
File resource receives storage system modules, connects said DVB/IP data conversion system module, is used to receive and store the IP packet that is packaged into by file resource TS stream;
File program request delivery system module connects said file resource and receives storage system modules, is used to issue the IP packet that is packaged into by file resource TS stream;
Live broadcast stream media delivery system module connects said DVB/IP data conversion system module, is used to receive and issue the IP packet that is packaged into by digital TV direct program resource TS stream; And
Resource is browsed control statistical system module; Connect said file program request delivery system module and said live broadcast stream media delivery system module respectively, be used for the video data by said live broadcast stream media delivery system module and the issue of said file program request delivery system module is forwarded to WLAN.
2. the mobile wireless video service system based on satellite broadcasting as claimed in claim 1; It is characterized in that; Said satellite descrambling receiving system possesses DVB-S or DVB-S2 type tuner; Support vertical, level and circular polarization mode, support Ku and the reception of C-band signal, possess digital television CA descrambling function.
3. the mobile wireless video service system based on satellite broadcasting as claimed in claim 1 is characterized in that, said file resource receives storage system modules and comprises file receiver module, HDD memory and database.
4. the mobile wireless video service system based on satellite broadcasting as claimed in claim 1 is characterized in that, said live broadcast stream media delivery system module comprises changes protocol module and change package module.
5. the mobile wireless video service system based on satellite broadcasting as claimed in claim 1; It is characterized in that; Said file program request delivery system module comprises WEB server and dynamic website; Said WEB server is used to provide WEB service, and said dynamic website is used for providing to the terminal access links of memory file resource.
6. the mobile wireless video service system based on satellite broadcasting as claimed in claim 1; It is characterized in that; Also comprise management and statistical analysis system module; Connect said resource and browse control statistical system module, be used to receive by said resource and browse control statistical system module, accomplish device status inquiries and order controlled function through the log information that 2G, 3G or three kinds of mobile two-way access passages of LTE return.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203872579U CN202334795U (en) | 2011-10-12 | 2011-10-12 | Satellite broadcasting-based mobile wireless video service system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203872579U CN202334795U (en) | 2011-10-12 | 2011-10-12 | Satellite broadcasting-based mobile wireless video service system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202334795U true CN202334795U (en) | 2012-07-11 |
Family
ID=46446757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203872579U Expired - Lifetime CN202334795U (en) | 2011-10-12 | 2011-10-12 | Satellite broadcasting-based mobile wireless video service system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202334795U (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103313103A (en) * | 2013-05-15 | 2013-09-18 | 无锡北斗星通信息科技有限公司 | Television signal transmitter combining ground television transmission and network television transmission |
| CN104954816A (en) * | 2014-03-24 | 2015-09-30 | 上海星红桉数据科技有限公司 | Digital television intelligent adapting device with audience investigation function |
| CN105049415A (en) * | 2015-06-09 | 2015-11-11 | 上海文广科技（集团）有限公司 | Method and system for remotely transmitting data through satellite |
| CN105282579A (en) * | 2015-11-13 | 2016-01-27 | 浙江中星光电子科技有限公司 | Vehicle-mounted video-on-demand method, device and system |
| CN106535005A (en) * | 2016-10-25 | 2017-03-22 | 北京邦天信息技术有限公司 | Method and device for realizing broadcast control service |
| CN106791524A (en) * | 2016-12-02 | 2017-05-31 | 安徽波维电子科技有限公司 | Microstrip filter receiving system in a kind of tuner |
| WO2017107498A1 (en) * | 2015-12-22 | 2017-06-29 | 中兴通讯股份有限公司 | Multimedia system and implementation method therefor |
| CN107404455A (en) * | 2016-05-18 | 2017-11-28 | 冯山泉 | A kind of live broadcasting method, system and device |
| CN107770632A (en) * | 2017-10-17 | 2018-03-06 | 安徽广行通信科技股份有限公司 | The live broadcasting method that a kind of DVB/IP is combined |
| CN108831231A (en) * | 2018-04-28 | 2018-11-16 | 广西宜州市联森网络科技有限公司 | A kind of fire-fighting simulation virtual platform |
| CN109561332A (en) * | 2018-12-14 | 2019-04-02 | 广州易而达科技股份有限公司 | A kind of System and method for of satellite TV reception and switch satellite signal |
| CN111726590A (en) * | 2020-06-10 | 2020-09-29 | 北京中联合超高清协同技术中心有限公司 | Video signal transmission method and device and electronic equipment |
| CN112243159A (en) * | 2019-07-19 | 2021-01-19 | 武汉佳世创科技有限公司 | Data processing and reading method and server, terminal and system based on DVB |
| CN113747220A (en) * | 2021-09-06 | 2021-12-03 | 合肥润东通信科技股份有限公司 | Method and system for realizing DVB (digital video broadcasting) receiving of mobile terminal based on coaxial gateway |
-
2011
- 2011-10-12 CN CN2011203872579U patent/CN202334795U/en not_active Expired - Lifetime
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103313103B (en) * | 2013-05-15 | 2016-01-06 | 海安常大技术转移中心有限公司 | The TV signal transmitter of compatible terrestrial television transmission and network TV transmission |
| CN103313103A (en) * | 2013-05-15 | 2013-09-18 | 无锡北斗星通信息科技有限公司 | Television signal transmitter combining ground television transmission and network television transmission |
| CN104954816A (en) * | 2014-03-24 | 2015-09-30 | 上海星红桉数据科技有限公司 | Digital television intelligent adapting device with audience investigation function |
| CN105049415B (en) * | 2015-06-09 | 2019-06-21 | 上海文广科技（集团）有限公司 | A kind of method and system by satellite remote transmission data |
| CN105049415A (en) * | 2015-06-09 | 2015-11-11 | 上海文广科技（集团）有限公司 | Method and system for remotely transmitting data through satellite |
| CN105282579A (en) * | 2015-11-13 | 2016-01-27 | 浙江中星光电子科技有限公司 | Vehicle-mounted video-on-demand method, device and system |
| CN106911938B (en) * | 2015-12-22 | 2020-08-07 | 南京中兴新软件有限责任公司 | Multimedia system and implementation method thereof |
| WO2017107498A1 (en) * | 2015-12-22 | 2017-06-29 | 中兴通讯股份有限公司 | Multimedia system and implementation method therefor |
| CN106911938A (en) * | 2015-12-22 | 2017-06-30 | 中兴通讯股份有限公司 | Multimedia system and its implementation |
| CN107404455A (en) * | 2016-05-18 | 2017-11-28 | 冯山泉 | A kind of live broadcasting method, system and device |
| CN106535005B (en) * | 2016-10-25 | 2021-07-06 | 北京邦天信息技术有限公司 | Method and device for realizing broadcast control service |
| CN106535005A (en) * | 2016-10-25 | 2017-03-22 | 北京邦天信息技术有限公司 | Method and device for realizing broadcast control service |
| CN106791524A (en) * | 2016-12-02 | 2017-05-31 | 安徽波维电子科技有限公司 | Microstrip filter receiving system in a kind of tuner |
| CN107770632A (en) * | 2017-10-17 | 2018-03-06 | 安徽广行通信科技股份有限公司 | The live broadcasting method that a kind of DVB/IP is combined |
| CN108831231A (en) * | 2018-04-28 | 2018-11-16 | 广西宜州市联森网络科技有限公司 | A kind of fire-fighting simulation virtual platform |
| CN109561332A (en) * | 2018-12-14 | 2019-04-02 | 广州易而达科技股份有限公司 | A kind of System and method for of satellite TV reception and switch satellite signal |
| CN109561332B (en) * | 2018-12-14 | 2024-08-20 | 广州易而达科技股份有限公司 | System and method for satellite television receiving and switching satellite signals |
| CN112243159A (en) * | 2019-07-19 | 2021-01-19 | 武汉佳世创科技有限公司 | Data processing and reading method and server, terminal and system based on DVB |
| CN111726590A (en) * | 2020-06-10 | 2020-09-29 | 北京中联合超高清协同技术中心有限公司 | Video signal transmission method and device and electronic equipment |
| CN113747220A (en) * | 2021-09-06 | 2021-12-03 | 合肥润东通信科技股份有限公司 | Method and system for realizing DVB (digital video broadcasting) receiving of mobile terminal based on coaxial gateway |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202334795U (en) | Satellite broadcasting-based mobile wireless video service system | |
| CN202009471U (en) | Streaming media edge adapter device based on DVB transmission | |
| KR100870717B1 (en) | System and associated terminal, method and computer-readable storage medium for recording content usage statistics | |
| US20200077161A1 (en) | Low latency media ingestion system, devices and methods | |
| JP6326213B2 (en) | Receiving device, receiving method, transmitting device, and transmitting method | |
| CN103312599A (en) | Multi-network routing gateway system | |
| CN102769799A (en) | Method and system for realizing digital television business distribution service in IP (internet protocol) network | |
| CN101442663A (en) | Method, apparatus and system for implementing network television business | |
| CN102685561A (en) | Program carousel method and system, terminal equipment and program on-demand device | |
| CN104581205A (en) | Sending end, receiving end and video transmission method and system | |
| CN104160707A (en) | Broadcast encoding, recording and distribution system and method | |
| CN101232613A (en) | Method of transmitting/receiving digital contents and apparatus for receiving digital contents | |
| CN105430510A (en) | Video on demand method, gateway, smart terminal and video on demand system | |
| CN204615994U (en) | A kind of mixing broadcasting equipment based on datacasting | |
| CN101662655B (en) | Audio/video on-demand system | |
| CN205179273U (en) | Two -way order system based on one -way STB is realized | |
| CN205356614U (en) | Multimedia terminal with 4G focus and live TV program propelling movement function | |
| CN102006516B (en) | Digital household content service transmission method based on cable television two-way access | |
| CN102710967A (en) | Cloud television system and method | |
| CN103701813A (en) | Method for realizing data dissemination and interaction by combining one-to-all broadcast with bilateral network | |
| CN101674392A (en) | Digital TV set top box for realizing information return based on wireless module | |
| CN100571376C (en) | A kind of two-way information interaction method that is applied in the radio data system | |
| CN101707694B (en) | Method and device for realizing data-on-demand of cable television | |
| CN106034257A (en) | Multimedia application system based on radio and television | |
| CN201114555Y (en) | Multi-window processing system for wireless digital TV |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120711 |
|
| CX01 | Expiry of patent term |