CN102572570A - Set top box region control method and wired digital television set top box - Google Patents
Set top box region control method and wired digital television set top box Download PDFInfo
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- CN102572570A CN102572570A CN2010106012610A CN201010601261A CN102572570A CN 102572570 A CN102572570 A CN 102572570A CN 2010106012610 A CN2010106012610 A CN 2010106012610A CN 201010601261 A CN201010601261 A CN 201010601261A CN 102572570 A CN102572570 A CN 102572570A
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- position information
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Abstract
The embodiment of the invention discloses a set top box region control method, which comprises the following steps of: acquiring a network information table issued by a network information server; judging whether a region indicated by region position information in the network information table is the same as a region indicated by authorized use region position information solidified in a set top box memory; and if the region indicated by the region position information in the network information table is the same as the region indicated by the authorized use region position information solidified in the set top box memory, informing a main control chip of starting a digital television function to perform a digital television service, otherwise, forbidding the main control chip from starting a digital television function so as to forbid a set top box from performing the digital television service in the region indicated by region position information in the network information table. The embodiment of the invention also discloses a wired digital television set top box. According to the set top box region control method and the wired digital television set top box, a region control function can be realized without depending on an intelligent card; and furthermore, the wired digital television set top box is difficult to crack and has high safety performance.
Description
Technical field
The present invention relates to digital TV field, relate in particular to a kind of STB region control method and cable digital TV set-top box.
Background technology
Thereby the region control method to the digital television service of STB mainly is to reach the controller top box through the control smart card to use in some region limits.
Present this technology can only limit the smart card use of between zones of different, circulating, and for the STB that does not need smart card, like wired DTV FTA basic model STB, then can not realize the Region control of the digital television service of STB.
Summary of the invention
Embodiment of the invention technical problem to be solved is, a kind of STB region control method and cable digital TV set-top box are provided, and can not rely on smart card and realizes the Region control function.
In order to solve the problems of the technologies described above, the embodiment of the invention provides a kind of STB region control method, comprising:
Obtain the network information table NIT that network information server issues;
In judging the indicated zone of zone position information in the said network information table and being solidificated in set-top box memory whether license the indicated zone of zone position information identical;
When judged result when being; The notice main control chip starts digital television function to carry out digital television service; Otherwise, forbid that said main control chip starts digital television function and in the indicated zone of the zone position information of said network information table, carries out digital television service with the restriction STB.
Wherein, before the said step of obtaining the network information table NIT that network information server issues, also comprise: be provided with and license zone position information.
Wherein, the step that zone position information is licensed in said setting specifically comprises: the said zone position information of licensing is solidificated in the set-top box memory, and with bind ID number of main control chip.
Correspondingly, the embodiment of the invention also provides a kind of cable digital TV set-top box, comprises main control chip, also comprises:
Receiver module is used to receive the network information table NIT that network information server issues;
Authentication module; Be used for the network information table NIT that receives according to said receiver module, in judging the indicated zone of zone position information in the said network information table and being solidificated in set-top box memory whether license the indicated zone of zone position information identical; And when judged result when being; Sending announcement information notifies said main control chip to start digital television function to carry out digital television service; Otherwise, send announcement information and forbid that said main control chip starts digital television function and in the indicated zone of the zone position information of said network information table, carries out digital television service with the restriction STB.
Wherein, also comprise: memory module, be used to preset and license zone position information, judge for said authentication module.
Wherein, said ID number of licensing zone position information and said main control chip bound, and is solidificated in the said memory module.
Embodiment of the present invention embodiment has following beneficial effect:
The zone position information of licensing through being stored in the STB comes the circulation of controller top box to use; The Region control function does not rely on smart card and realizes; Thereby realized on the STB that does not have smart card, also can realize the Region control function of STB; Simultaneously, with licensing that zone position information is solidificated in the STB and binding with ID number of STB main control chip, can avoid this to license zone position information and be cracked, fail safe is better.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; The accompanying drawing of required use is done to introduce simply in will describing embodiment below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is that the structure of the cable digital TV set-top box of the embodiment of the invention is formed sketch map;
Fig. 2 is the schematic flow sheet of the STB region control method of the embodiment of the invention.
Embodiment
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
See also Fig. 1, the structure of the cable digital TV set-top box of the embodiment of the invention is formed sketch map, and this STB comprises: main control chip 1, and receiver module 2, authentication module 3 and memory module 4, wherein:
Concrete; After said authentication module 3 got access to network information table NIT through said receiver module 2, parsing also confirmed that the Network ID in the said NIT table is the indicated zone of zone position information, simultaneously; Stored authorized uses the indicated regional location of zone position information to compare judgement in regional location that the zone position information of NIT table is indicated and the said memory module 4; When both were all the same area mutually, then the authentication of authentication module 3 was passed through, and allowed to start main control chip 1; The main control chip 1 of announcement machine top box carries out work, in this zone, to carry out digital television service; Otherwise, send announcement information to said main control chip 1, forbid that said main control chip 1 starts digital television function and in the indicated zone of the zone position information of said network information table, carries out digital television service with the restriction STB.
Wherein, the zone position information of licensing that solidifies in the said memory module 4 is meant: the information that allows the zone of this CATV set-top-box use.
The said zone position information of licensing is in the STB production process, be solidificated in the said memory module 4 by producer, and through special algorithm with itself and ID number of said main control chip 1 binding.
Through the said zone position information of licensing is solidificated in the memory module 4; And with the mode of ID number of said main control chip 1 binding; Can make the said zone position information of licensing be not easy to be replicated and to revise; Can avoid this to license zone position information and be cracked, fail safe is better.
Can know that through the foregoing description the present invention has the following advantages:
The zone position information of licensing through being stored in the STB comes the circulation of controller top box to use; The Region control function does not rely on smart card and realizes; Thereby realized on the STB that does not have smart card, also can realize the Region control function of STB; Simultaneously, with licensing that zone position information is solidificated in the STB and binding with ID number of STB main control chip, can avoid this to license zone position information and be cracked, fail safe is better.
See also Fig. 2 again, be the schematic flow sheet of the STB region control method of the embodiment of the invention, concrete, this method comprises:
S201: be provided with and license zone position information;
Concrete, the said zone position information of licensing is in the STB production process, be solidificated in by producer in the memory of STB, and through special algorithm with its ID number binding with the STB main control chip.
Through licensing in the private memory that zone position information is solidificated in STB with said; And with the mode of ID number of main control chip binding; Can make the said zone position information of licensing be not easy to be replicated and to revise; Can avoid this to license zone position information and be cracked, security performance is better.
S202: obtain the network information table NIT that network information server issues;
When opening cable digital TV set-top box; The receiver module of STB can receive the network information table NIT that the network information server by operator issues; Comprised in this information table that being used to indicate the Network ID of local area information is zone position information, the authentication module of STB obtains said network information table NIT through said receiver module.
S203: in judging the indicated zone of zone position information among the said network information table NIT and being solidificated in set-top box memory whether license the indicated zone of zone position information identical;
The authentication module of STB carries out authentication to this STB; Concrete: authentication module is resolved and is confirmed that the Network ID in the said NIT table is the indicated zone of zone position information; Simultaneously, the indicated regional location of stored authorized use zone position information compares judgement in regional location that the zone position information of NIT table is indicated and the set-top box memory.
S204: when judged result when being, the notice main control chip starts digital television function to carry out digital television service;
S205: forbid that said main control chip starts digital television function and in the indicated zone of the zone position information of said network information table, carries out digital television service with the restriction STB.
Concrete; The indicated regional location of stored authorized use zone position information is identical in the indicated zone of the zone position information of NIT table and set-top box memory; When being the same area; Then the authentication of authentication module is passed through, and the main control chip that notice starts said STB carries out work, in the one's respective area, to carry out digital television service; Otherwise, send announcement information and forbid that said main control chip starts digital television function and in the indicated zone of the zone position information of said network information table, carries out digital television service with the restriction STB.
Description through the foregoing description can know that the present invention has the following advantages:
The zone position information of licensing through being stored in the STB comes the circulation of controller top box to use; The Region control function does not rely on smart card and realizes; Thereby realized on the STB that does not have smart card, also can realize the Region control function of STB; Simultaneously, with licensing that zone position information is solidificated in the STB and binding with ID number of STB main control chip, can avoid this to license zone position information and be cracked, fail safe is better.
Above disclosedly be merely preferred embodiment of the present invention, can not limit the present invention's interest field certainly with this, the equivalent variations of therefore doing according to claim of the present invention still belongs to the scope that the present invention is contained.
Claims (6)
1. a STB region control method is characterized in that, comprising:
Obtain the network information table NIT that network information server issues;
In judging the indicated zone of zone position information in the said network information table and being solidificated in set-top box memory whether license the indicated zone of zone position information identical;
When judged result when being; The notice main control chip starts digital television function to carry out digital television service; Otherwise, forbid that said main control chip starts digital television function and in the indicated zone of the zone position information of said network information table, carries out digital television service with the restriction STB.
2. the method for claim 1 is characterized in that, before the said step of obtaining the network information table NIT that network information server issues, also comprises:
Zone position information is licensed in setting.
3. method as claimed in claim 2 is characterized in that, the step that zone position information is licensed in said setting specifically comprises:
The said zone position information of licensing is solidificated in the set-top box memory, and with bind ID number of main control chip.
4. a cable digital TV set-top box comprises main control chip, it is characterized in that, also comprises:
Receiver module is used to receive the network information table NIT that network information server issues;
Authentication module; Be used for the network information table NIT that receives according to said receiver module, in judging the indicated zone of zone position information in the said network information table and being solidificated in set-top box memory whether license the indicated zone of zone position information identical; And when judged result when being; Sending announcement information notifies said main control chip to start digital television function to carry out digital television service; Otherwise, send announcement information and forbid that said main control chip starts digital television function and in the indicated zone of the zone position information of said network information table, carries out digital television service with the restriction STB.
5. STB as claimed in claim 4 is characterized in that, also comprises:
Memory module is used to preset and licenses zone position information, judges for said authentication module.
6. STB as claimed in claim 5 is characterized in that, said ID number of licensing zone position information and said main control chip bound, and is solidificated in the said memory module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2010106012610A CN102572570A (en) | 2010-12-22 | 2010-12-22 | Set top box region control method and wired digital television set top box |
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| CN2010106012610A CN102572570A (en) | 2010-12-22 | 2010-12-22 | Set top box region control method and wired digital television set top box |
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| CN103152648A (en) * | 2013-02-27 | 2013-06-12 | 深圳创维－Rgb电子有限公司 | Method, device and system for processing non-standard signal |
| WO2014056366A1 (en) * | 2012-10-08 | 2014-04-17 | 中兴通讯股份有限公司 | Information verification method and device |
| CN106792068A (en) * | 2017-01-18 | 2017-05-31 | 深圳创维－Rgb电子有限公司 | The querying method and device of television distribution area information |
| CN109525898A (en) * | 2018-12-26 | 2019-03-26 | 福建高图信息技术有限公司 | A kind of region control method and terminal of digital broadcasting |
| WO2020000988A1 (en) * | 2018-06-26 | 2020-01-02 | 深圳市九洲电器有限公司 | Set top box application authorization use method and set top box application authorization use system |
| CN110913258A (en) * | 2018-09-18 | 2020-03-24 | 深圳市茁壮网络股份有限公司 | Method and device for regionalized configuration of set top box |
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Application publication date: 20120711 |