CN101267529B - Method for managing the program receiving parameters of a terminal using NIT table with private information - Google Patents
Method for managing the program receiving parameters of a terminal using NIT table with private information Download PDFInfo
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- CN101267529B CN101267529B CN 200810045276 CN200810045276A CN101267529B CN 101267529 B CN101267529 B CN 101267529B CN 200810045276 CN200810045276 CN 200810045276 CN 200810045276 A CN200810045276 A CN 200810045276A CN 101267529 B CN101267529 B CN 101267529B
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Abstract
The invention relates to a method for managing a receiving terminal to receive program parameters, using NIT information and private information sent by a digital television system front-end. The method comprises the following steps: generating an NIT information table on a front-end server by a special program matching tool software, inserting the NIT table information into a program TS stream by a multiplexer, and transmitting the NIT table information and program private information with television program content to a user receiving terminal by a modulation/transmission network. The program parameters and configurations in a terminal set-top box are obtained by automatic searching and resolving the NIT table information sent by the front-end after the set-top box is started. The invention makes it easy to operate the set-top box of the receiving terminal digital television, since a user can not change the program parameters at random, television programs are easy to manage, the possibility that an illegal program embezzles the program parameters of a regular program is effectively prevented, thus to facilitate the healthful development of digital television career in our country.
Description
Technical field:
The present invention relates to a kind of new Digital TV management and control method, a kind of specifically NIT that utilizes the digital television system front end to send shows the method for information and private information management receiving terminal digital TV set-top box program receiving parameters.
Background technology:
In recent years, China's satellite television and Digital Television development growth gradually, program is more and more, is applied to huge numbers of families widely, has greatly promoted the development of China's Digital Television.But the Flash (program storage) that adopts in the user terminal top box of digital machine that traditional digital television system is used comes data such as program, programme information, user profile, recreation, learning materials are stored, and can preserve for a long time under power down.Make the user in the use operation, seem more loaded down with trivial details, because it is the user can increase or search for other program voluntarily, totally unfavorable simultaneously for the management of information security, especially for the top box of digital machine (claiming digital satellite receiver again) that receives satellite television programming.Because the satellite television broadcasting aspect is limited by state administration, forbids rating overseas program and other illegal satellite TV signals.Stipulate clearly in State Council's 129 commands and the industrial products production licence management rules that the product that the manufacturing enterprise through permitting produces must not preset program overseas, must not be with the blind function of sweeping of program overseas.But, because the satellite programming that the user is received lacks effectively management, cause a lot of users to search for overseas program and other illegal TV programme privately using on the product, China people's culture and education is had negative effect, brought very big difficulty for national information safety and management work.We have proposed a kind of management method and technical scheme of digital television program parameter of novel concept for this reason.
Summary of the invention:
The objective of the invention is to overcome existing digital television system in the managerial various disadvantages of user terminal program receiving parameters, provide a kind of NIT information and private information that can directly utilize digital television system signal front end to send to manage the program receiving parameters of receiving terminal digital TV set-top box, and by the program parameter and the method and system that receive authority enforcement management and control and adjustment of front end to its receiving terminal.
For achieving the above object, the technical solution used in the present invention is:
A kind of NIT information that the digital television system front end sends and method of private information management receiving terminal digital TV set-top box program receiving parameters utilized, the digital television system front end sends NIT information and private information, in the receiving terminal digital TV set-top box all program parameter and configuration by the data of resolving front end and sending after, further decipher and obtain.
Further scheme is: described NIT table message structure satisfies DVB/SI and MPEG-II standard, GB/T 17975.1-2000 standard, and guarantees the security control of private data by the 3DES algorithm.
Further scheme is: described private information is encoded to all TV programme parameters and program private information by special-purpose program kit software and is constituted.
Further scheme is: described private information comprises rating classification, rating geographic area, the rating time period of program.
Further scheme is: described receiving terminal digital TV set-top box, possesses automatic search NIT table function, all program parameter configurations, all be to obtain by searching the private information that front end sends automatically and resolving the back, set-top box also can only recognize the program that contains privately owned enciphered message mark.
Further scheme is: the transmission network of described method can be via satellite, wired, the terrestrial wireless in ground and the compound mode between them.
The invention has the beneficial effects as follows: all program parameter and configuration in the digital TV set-top box of digital television system terminal, all be to obtain by searching the information that front end sends behind the set-top-box opening automatically and resolving the back, set-top box also can only recognize the program that contains privately owned enciphered message mark.So, the user just can only watch the TV programme of radio and television departments' appointment, can not search for again and increase.Like this with regard to better controlled the vast TV user TV programme of watching, and convenient management.
Description of drawings:
Fig. 1 is the structural representation of the embodiment of the invention.
Embodiment:
The present invention is described further below in conjunction with accompanying drawing.
As shown in Figure 1, mainly form by the modules such as digital TV set-top box 6 of the front-end server 2 that special-purpose program kit software 1 is installed, code stream playback equipment 3, multiplexer 4, modulation/transmission network 5 and band NIT table function of search.On front-end server 2, utilize already installed special-purpose program kit software 1 editor to generate NIT table and private information, utilize code stream playback equipment 3 that NIT information and the private information of finishing is inserted in the TV programme frequency by multiplexer 4 again; Meanwhile, utilize special-purpose program kit software in every programs, to insert encryption private information inequality separately, just be equivalent to add separately unique encrypted indicia for every programs.At last NIT is shown information and the ciphered program private information is transferred to user terminal digital TV set-top box 6 by modulation/transmission network 5 with content of TV program.On the function setting of digital TV set-top box, cancel all blind functions of sweeping search or revising program parameter, only keep the main program of basic function.All program parameter and configuration in the terminal set top box, all be to obtain by searching the NIT table information that front end sends behind the set-top-box opening automatically and resolving the back, set-top box also can only recognize the program that contains privately owned enciphered message mark, and the program that does not contain privately owned enciphered message mark then can not be received.Therefore all reception authorities of set-top box all come from the setting of front end, at any time can implement management and control and adjustment to the program parameter and the reception authority of its receiving terminal digital TV set-top box by front end simultaneously, in case the NIT information of front end changes, the version number of NIT information also can change, after terminal digital TV set-top box detects the variation of NIT version, set-top box will be resolved NIT table and private information again, upgrade rating authority and programme information.
Use by technical solution of the present invention, the effective legitimacy of the control figure television system user TV programme of interrupting receiving, make things convenient for the broadcasting and TV system that the TV programme of zones of different is effectively managed, China's people's spiritual civilization construction is had positive meaning.This scheme not only makes the use operation of terminal digital TV set-top box become very simple, and because the user can not arbitrarily change program parameter, TV programme is more convenient for managing, and this management method authority can be by the unified control of government, the bad program of stopping is not with approval of authority come into the masses, simultaneously owing to contain the private information mark of encryption in the program, guaranteed the uniqueness of every programs, prevented that effectively illegal programs from usurping the possibility that the program parameter identical with regular program carried out malicious interference and attack.The safety that more helps China's Digital Television cause is broadcasted and sound development.
Claims (4)
1. method of utilizing the NIT table information management receiving terminal digital TV set-top box program receiving parameters that the digital television system front end sends, it is characterized in that: the digital television system front end sends NIT table information and ciphered program private information, NIT table information and ciphered program private information are edited by special-purpose program kit software, encapsulation, the receiving terminal digital TV set-top box is cancelled all blind functions of sweeping search or revising program parameter, all receive the setting that authority all comes from front end set-top box, at any time can implement management and control and adjustment to the program parameter and the reception authority of its receiving terminal digital TV set-top box by front end simultaneously, in case the NIT information of front end changes, the version number of NIT information also can change, after terminal digital TV set-top box detects the variation of NIT version, set-top box will be resolved NIT table and private information again, upgrade rating authority and programme information, NIT table information and enciphered message acquisition that program parameter that set-top box is all and configuration are sent by resolving front end, set-top box also can only recognize the program that contains privately owned enciphered message mark.
2. the NIT that utilizes the digital television system front end to send according to claim 1 shows the method for information management receiving terminal digital TV set-top box program receiving parameters, it is characterized in that: described NIT table message structure satisfies DVB/SI, MPEG-II standard, GB/T 17975.1-2000 standard, the private information bag meets the MPEG-II standard, and guarantees the security control of private data by the 3DES algorithm.
3. the NIT that utilizes the digital television system front end to send according to claim 2 shows the method for information management receiving terminal digital TV set-top box program receiving parameters, and it is characterized in that: described private information comprises rating classification, the rating geographic area of program.
4. the method for utilizing the NIT table information management receiving terminal digital TV set-top box program receiving parameters that the digital television system front end sends according to claim 1 is characterized in that: the transmission network of described method can be via satellite, wired, the terrestrial wireless in ground and the compound mode between them.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200810045276 CN101267529B (en) | 2008-01-28 | 2008-01-28 | Method for managing the program receiving parameters of a terminal using NIT table with private information |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200810045276 CN101267529B (en) | 2008-01-28 | 2008-01-28 | Method for managing the program receiving parameters of a terminal using NIT table with private information |
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| CN101267529A CN101267529A (en) | 2008-09-17 |
| CN101267529B true CN101267529B (en) | 2010-08-11 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101742059B (en) * | 2008-11-21 | 2013-01-02 | 康佳集团股份有限公司 | Method for managing program receiving parameters of terminal device by using network information table |
| CN101431655B (en) * | 2008-12-09 | 2012-04-18 | 四川长虹电器股份有限公司 | Method for implementing zone control of digital television |
| WO2010067983A2 (en) * | 2008-12-11 | 2010-06-17 | Lg Electronics, Inc. | Method of transmitting and receiving a signal and apparatus for transmitting and receiving a signal |
| CN104159156A (en) * | 2014-09-03 | 2014-11-19 | 四川金网通电子科技有限公司 | Method for realizing set-top box program update through NIT (Network Information Table) version number |
| CN105163133B (en) * | 2015-07-07 | 2019-01-01 | 深圳Tcl数字技术有限公司 | The playback method and device of programme information |
| CN105657458A (en) * | 2016-02-17 | 2016-06-08 | 福建新大陆通信科技股份有限公司 | Method and system for copying virtual program based on NIT private description |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101009764A (en) * | 2006-01-27 | 2007-08-01 | 中国科学院声学研究所 | A network upgrade method of the TFTP-based IPTV STB software |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101009764A (en) * | 2006-01-27 | 2007-08-01 | 中国科学院声学研究所 | A network upgrade method of the TFTP-based IPTV STB software |
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