Summary of the invention
In view of this, the invention provides a kind of Set Top Box, a kind of early warning system and a kind of method for early warning, audio frequency early warning information can be sent by Set Top Box.
First aspect, the invention provides a kind of Set Top Box, comprising:
Acquiring unit, early warning Signaling Processing Unit and audio output unit, wherein,
Described acquiring unit is connected with the condition receiving system CA system of outside, and is also connected with described early warning Signaling Processing Unit;
Described early warning Signaling Processing Unit is also connected with described audio output unit;
Described acquiring unit, for receiving the early warning Entitlement Management Message EMM data carrying described current early warning signaling that warning center is sent by CA system, resolving described early warning EMM data, obtaining current early warning signaling;
Described early warning Signaling Processing Unit, for according to current early warning signaling, determines the pre-superintendent of document of audio frequency that current early warning signaling is corresponding;
Described audio output unit, for exporting the pre-superintendent of document of described audio frequency.
Further, also comprise: audio frequency early warning library, for preserving the pre-superintendent of document of at least one audio frequency;
Storage unit, for preserving the listed files pre-set, wherein, preserves the corresponding relation of early warning signaling and the storing path of the pre-superintendent of document of audio frequency in described audio frequency early warning library pre-set in described listed files;
Described early warning Signaling Processing Unit comprises the first process subelement, for the corresponding relation in the current early warning signaling that obtains according to described acquiring unit and described listed files, determines the storing path of the pre-superintendent of document of audio frequency that current early warning signaling is corresponding;
Described audio output unit comprises the first broadcasting subelement, for the storing path according to the pre-superintendent of document of audio frequency corresponding to described current early warning signaling, exports the pre-superintendent of document of audio frequency corresponding to described storing path.
Further, also comprise: the preservation address carrying the pre-superintendent of document of audio frequency in described early warning signaling;
Described early warning Signaling Processing Unit comprises the second process subelement, for according to current early warning signaling, determine the preservation address of the pre-superintendent of document of audio frequency carried in current early warning signaling, according to described preservation address, download the pre-superintendent of document of described audio frequency by hybrid fiber coax hfc plant;
Described audio output unit comprises the second broadcasting subelement, for exporting the pre-superintendent of document of described audio frequency that described second process subelement is downloaded.
Further, described audio output unit comprises:
Audio frequency plays subelement, for playing the pre-superintendent of document of described audio frequency;
And/or,
Described audio output unit comprises:
Audio signal transmits subelement, for pre-for described audio frequency superintendent of document is sent to television set, to make the pre-superintendent of document of audio frequency described in described television for play.
Second aspect, the invention provides a kind of early warning system, comprising:
As Set Top Box, condition receiving system CA system, warning center as described in arbitrary in first aspect;
Described CA system is connected with described warning center with described Set Top Box respectively;
Described warning center, for sending early warning signaling to described CA system;
Described CA system, the described early warning Signalling conversion for being sent by described warning center is the early warning Entitlement Management Message EMM data carrying described early warning signaling.
Further, comprise further: hybrid fiber coax hfc plant server, process subelement be connected with described second;
Described second process subelement, for according to current early warning signaling, determine the preservation address of the pre-superintendent of document of audio frequency carried in current early warning signaling, according to described preservation address, download the pre-superintendent of document of described audio frequency by hfc plant to described hfc plant server request;
Hfc plant server, for the request according to described second process subelement, returns the pre-superintendent of document of described audio frequency to described second process subelement.
The third aspect, the invention provides a kind of method for early warning, comprising:
Receive the early warning Entitlement Management Message EMM data carrying described current early warning signaling that warning center is sent by condition receiving system CA system, resolve described early warning EMM data, obtain current early warning signaling;
According to current early warning signaling, determine the pre-superintendent of document of audio frequency that current early warning signaling is corresponding;
Export the pre-superintendent of document of described audio frequency.
Further, also comprise: pre-set the pre-superintendent of document of at least one audio frequency, pre-set listed files, wherein, in described listed files, preserve the corresponding relation of the storing path of early warning signaling and the pre-superintendent of document of audio frequency pre-set;
Described according to current early warning signaling, determine to comprise the pre-superintendent of document of audio frequency that current early warning signaling is corresponding:
According to the corresponding relation in current early warning signaling and described listed files, determine the storing path of the pre-superintendent of document of audio frequency that current early warning signaling is corresponding;
The pre-superintendent of document of the described audio frequency of described output, comprising:
According to the storing path of the pre-superintendent of document of audio frequency corresponding to described current early warning signaling, export the pre-superintendent of document of audio frequency corresponding to described storing path.
Further, also comprise: the preservation address of carrying the pre-superintendent of document of audio frequency in advance in described early warning signaling;
Described according to current early warning signaling, determine to comprise the pre-superintendent of document of audio frequency that current early warning signaling is corresponding:
According to current early warning signaling, determine the preservation address of the pre-superintendent of document of audio frequency carried in current early warning signaling, according to described preservation address, download the pre-superintendent of document of described audio frequency by hybrid fiber coax hfc plant;
The pre-superintendent of document of the described audio frequency of described output, comprising:
Export the pre-superintendent of document of described audio frequency downloaded by hfc plant.
Further, the pre-superintendent of document of the described audio frequency of described output, comprising:
Pre-for described audio frequency superintendent of document is sent to television set, to make the pre-superintendent of document of audio frequency described in described television for play.
By a kind of Set Top Box provided by the invention, a kind of early warning system and a kind of method for early warning, obtain the early warning signaling that warning center sends, determine the pre-superintendent of document of audio frequency that current early warning signaling is corresponding, play the pre-superintendent of document of this audio frequency and inform user.User can be made to obtain the early warning signaling of warning center in time by Set Top Box by the method.
Embodiment
For making the object of the embodiment of the present invention, technical scheme and advantage clearly; below in conjunction with the accompanying drawing in the embodiment of the present invention; technical scheme in the embodiment of the present invention is clearly and completely described; obviously; described embodiment is the present invention's part embodiment, instead of whole embodiments, based on the embodiment in the present invention; the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belongs to the scope of protection of the invention.
As shown in Figure 1, embodiments provide a kind of Set Top Box, the method can comprise the following steps:
Acquiring unit 101, early warning Signaling Processing Unit 102 and audio output unit 103, wherein,
Described acquiring unit 101 is connected with outside CA (Conditional Access, condition receiving system) system, and is also connected with described early warning Signaling Processing Unit 102;
Described early warning Signaling Processing Unit 102 is also connected with described audio output unit 103;
Described acquiring unit 101, for receiving early warning EMM (the Entitlement Management Message carrying described current early warning signaling that warning center is sent by CA system, Entitlement Management Message) data, resolve described early warning EMM data, obtain current early warning signaling;
Described early warning Signaling Processing Unit 102, for according to current early warning signaling, determines the pre-superintendent of document of audio frequency that current early warning signaling is corresponding;
Described audio output unit 103, for exporting the pre-superintendent of document of described audio frequency.
By a kind of Set Top Box that the embodiment of the present invention provides, obtain the early warning signaling that warning center sends, determine the pre-superintendent of document of audio frequency that current early warning signaling is corresponding, play the pre-superintendent of document of this audio frequency and inform user.User can be made to obtain the early warning signaling of warning center in time by Set Top Box by the method.
In a kind of possible implementation, above-mentioned Set Top Box also comprises: audio frequency early warning library, for preserving the pre-superintendent of document of at least one audio frequency;
Storage unit, for preserving the listed files pre-set, wherein, preserves the corresponding relation of early warning signaling and the storing path of the pre-superintendent of document of audio frequency in described audio frequency early warning library pre-set in described listed files;
Described early warning Signaling Processing Unit comprises the first process subelement, for the corresponding relation in the current early warning signaling that obtains according to described acquiring unit and described listed files, determines the storing path of the pre-superintendent of document of audio frequency that current early warning signaling is corresponding;
Described audio output unit comprises the first broadcasting subelement, for the storing path according to the pre-superintendent of document of audio frequency corresponding to described current early warning signaling, exports the pre-superintendent of document of audio frequency corresponding to described storing path.
In this implementation, pre-for audio frequency superintendent of document is saved in Set Top Box in advance.
In a kind of possible implementation, above-mentioned Set Top Box also comprises: the preservation address carrying the pre-superintendent of document of audio frequency in described early warning signaling;
Described early warning Signaling Processing Unit comprises the second process subelement, for according to current early warning signaling, determine the preservation address of the pre-superintendent of document of audio frequency carried in current early warning signaling, according to described preservation address, by the pre-superintendent of document of audio frequency described in HFC (Hybrid Fiber-Coaxial, hybrid fiber coax) web download;
Described audio output unit comprises the second broadcasting subelement, for exporting the pre-superintendent of document of described audio frequency that described second process subelement is downloaded.
In this implementation, pre-for audio frequency superintendent of document is saved in network, from network, downloads broadcasting.
In a kind of possible implementation, described audio output unit comprises: audio frequency plays subelement, for playing the pre-superintendent of document of described audio frequency.In this implementation, directly by the pre-superintendent of document of Set Top Box audio plays.
In a kind of possible implementation, described audio output unit comprises: audio signal transmits subelement, for pre-for described audio frequency superintendent of document is sent to television set, to make the pre-superintendent of document of audio frequency described in described television for play.In this implementation, pre-for audio frequency superintendent of document is sent to connected television set, is play by television set.
See Fig. 2, embodiments provide a kind of early warning system, comprising:
As Set Top Box 201, CA system 202, warning center 203 as described in arbitrary in above-mentioned Set Top Box;
Described CA system 202 is connected with described warning center 203 with described Set Top Box 201 respectively;
Described warning center 203, for sending early warning signaling to described CA system 202;
Described CA system 202, the described early warning Signalling conversion for being sent by described warning center is the early warning Entitlement Management Message EMM data carrying described early warning signaling.
In a kind of possible implementation, this system comprises further: hfc plant server, processes subelement be connected with described second;
Described second process subelement, for according to current early warning signaling, determine the preservation address of the pre-superintendent of document of audio frequency carried in current early warning signaling, according to described preservation address, download the pre-superintendent of document of described audio frequency by hfc plant to described hfc plant server request;
Hfc plant server, for the request according to described second process subelement, returns the pre-superintendent of document of described audio frequency to described second process subelement.
See Fig. 3, embodiments provide a kind of method for early warning, comprising:
Step 301: receive the early warning EMM data carrying described current early warning signaling that warning center is sent by CA system, resolve described early warning EMM data, obtain current early warning signaling;
Step 302: according to current early warning signaling, determines the pre-superintendent of document of audio frequency that current early warning signaling is corresponding;
Step 303: export the pre-superintendent of document of described audio frequency.
In a kind of possible implementation, the method, also comprises: pre-set the pre-superintendent of document of at least one audio frequency, pre-set listed files, wherein, the corresponding relation of the storing path of the early warning signaling pre-set and the pre-superintendent of document of audio frequency is preserved in described listed files;
Described according to current early warning signaling, determine to comprise the pre-superintendent of document of audio frequency that current early warning signaling is corresponding:
According to the corresponding relation in current early warning signaling and described listed files, determine the storing path of the pre-superintendent of document of audio frequency that current early warning signaling is corresponding;
The pre-superintendent of document of the described audio frequency of described output, comprising:
According to the storing path of the pre-superintendent of document of audio frequency corresponding to described current early warning signaling, export the pre-superintendent of document of audio frequency corresponding to described storing path.
In a kind of possible implementation, the method, also comprises: the preservation address of carrying the pre-superintendent of document of audio frequency in advance in described early warning signaling;
Described according to current early warning signaling, determine to comprise the pre-superintendent of document of audio frequency that current early warning signaling is corresponding:
According to current early warning signaling, determine the preservation address of the pre-superintendent of document of audio frequency carried in current early warning signaling, according to described preservation address, download the pre-superintendent of document of described audio frequency by hfc plant;
The pre-superintendent of document of the described audio frequency of described output, comprising:
Export the pre-superintendent of document of described audio frequency downloaded by hfc plant.
In a kind of possible implementation, the method, the pre-superintendent of document of the described audio frequency of described output, comprising:
Pre-for described audio frequency superintendent of document is sent to television set, to make the pre-superintendent of document of audio frequency described in described television for play.
For example, warning center sends " typhoon early warning ", the Signalling conversion of " typhoon early warning " is become to carry the early warning EMM data of the signaling of " typhoon early warning " by CA system, after Set Top Box gets this early warning EMM data, parse the signaling of " typhoon early warning ", the pre-superintendent of document of audio frequency is determined, such as: informed the information in the signaling of user's " typhoon early warning " by audio frequency, comprising: time of origin, duration, the precautionary measures etc. by this signaling.
A kind of Set Top Box that the embodiment of the present invention provides, a kind of early warning system and a kind of method for early warning, have following beneficial effect:
1, by a kind of Set Top Box, a kind of early warning system and a kind of method for early warning that the embodiment of the present invention provides, obtain the early warning signaling that warning center sends, determine the pre-superintendent of document of audio frequency that current early warning signaling is corresponding, play the pre-superintendent of document of this audio frequency and inform user.User can be made to obtain the early warning signaling of warning center in time by Set Top Box by the method.
2, by a kind of Set Top Box, a kind of early warning system and a kind of method for early warning that the embodiment of the present invention provides, early warning information is played back by audio frequency, the user not seeing video screen can be made also to obtain early warning information timely.In addition, early warning information is played back by audio frequency, user that is illiterate or that have defective vision can also be made to obtain early warning information in time.
3, by a kind of Set Top Box, a kind of early warning system and a kind of method for early warning that the embodiment of the present invention provides, Set Top Box is connected with CA system, various New function can be added by CA system, such as digital television CA mail, OSD (On-Screen Display, screen menu type regulative mode) application etc.
It should be noted that, in this article, the relational terms of such as first and second and so on is only used for an entity or operation to separate with another entity or operating space, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element " being comprised " limited by statement, and be not precluded within process, method, article or the equipment comprising described key element and also there is other identical factor.
One of ordinary skill in the art will appreciate that: all or part of step realizing said method embodiment can have been come by the hardware that program command is relevant, aforesaid program can be stored in the storage medium of embodied on computer readable, this program, when performing, performs the step comprising said method embodiment; And aforesaid storage medium comprises: ROM, RAM, magnetic disc or CD etc. various can be program code stored medium in.
Finally it should be noted that: the foregoing is only preferred embodiment of the present invention, only for illustration of technical scheme of the present invention, be not intended to limit protection scope of the present invention.All any amendments done within the spirit and principles in the present invention, equivalent replacement, improvement etc., be all included in protection scope of the present invention.