CN101820498A - Two-way set-top box-based digital household weather forecast query system - Google Patents
Two-way set-top box-based digital household weather forecast query system Download PDFInfo
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Abstract
The embodiment of the invention discloses a two-way set-top box-based digital household weather forecast query system, which comprises a two-way set-top box, a weather forecast query server and a weather forecast information server, wherein the two-way set-top box is used for receiving a weather forecast query request input based on a T9 input method by a user, transmitting the weather forecast query request to the weather forecast query server, and after receiving a scene description file SDF transmitted from the weather forecast query server according to the weather forecast query request, resolving the SDF by using an SDF resolver (SDF PLAYER) and displaying resolved SDF contents to a user television client; the weather forecast query server remotely calls an RMI to query related weather forecast information from the weather forecast information server according to the weather forecast query request, and transmits the weather forecast information to the two-way set-top box through the SDF; and the weather forecast information server is used for storing the related weather forecast content information. The system satisfies the needs of the user because the user can query weather forecast through a digital television.
Description
Technical field
The invention belongs to areas of information technology, be specifically related to a kind of digital household weather forecast query system based on bi-directional set-top box.
Background technology
Along with being the Information Technology Development of core, expedited the emergence of the appearance of technology such as digital home with the digital technology.At present, Digital Television has been applied to film-on-demand widely, instant chat, and E-Government is in the middle of the tele-medicine, Smart Home or the like and the closely bound up service of people's lives.
Digital television techniques and function are maked rapid progress, and digital TV set-top box or the digital television that is embedded with set-top box functionality constantly develop, and hardware supports is more and more, and function provides from strength to strength.And along with the continuous development of Digital Television hardware device and software systems, the application of Digital Television also more and more widely, function also more trends towards satisfying user's various demands.Present bi-directional set-top box can according to user's request meet consumers' demand interactive, but present digital television system does not provide a complete technology to the user, make things convenient for the user to inquire about relevant weather forecast information by digital television system, can not make things convenient for the user to obtain relevant weather forecast information by digital television system, thereby existing digital television system can not well be met user needs, reduce user's Experience Degree.
Summary of the invention
The object of the present invention is to provide a kind of digital household weather forecast query system, be intended to satisfy digital cable customers is realized weather forecast query by television channel application requirements based on bi-directional set-top box.
In order to realize foregoing invention, the embodiment of the invention provides a kind of weather forecast query system based on bi-directional set-top box, and described system comprises:
Bi-directional set-top box is used to receive the weather forecast query request of user based on the input of T9 input method, and described weather forecast query request is sent to the weather forecast query server; After receiving the scene description document SDF of weather forecast query server according to described weather forecast query request transmission, SDF_PLAYER resolves described SDF by the SDF resolver, and the SDF content after will resolving is shown to user's TV user end;
The weather forecast query server, be used to receive the weather forecast query request that bi-directional set-top box sends, and pass through RMI RMI according to described weather forecast query request and in the weather forecast information server, inquire about relevant weather forecast information, described weather forecast information is sent to bi-directional set-top box by SDF;
The weather forecast information server is used to store relevant weather forecast content information, and the weather forecast content of inquiry service is provided for inquiry system.
Described system also comprises a Service Process Server, be used to receive and resolve the query requests that bi-directional set-top box sends, and the query requests after will resolving returns to the weather forecast query server, and weather forecast query server lookup result is returned to bi-directional set-top box in the mode of Web response.
Service Process Server adopts the J2EE architecture, is made up of network layer assembly and service application layer assembly.
Described network layer assembly is Servlet or CGI, is used to receive and resolve the weather forecast query request that bi-directional set-top box sends; The service application layer assembly is EJB, realizes the Business Processing of weather forecast query channel.
Described system also comprises an identity authentication module, is used to authenticate the sign of this weather forecast query channel client terminal; After the ID authentication success of authentication module to described client, weather forecast weather forecast query server could be accepted the weather forecast query request of described bi-directional set-top box.
Described query requests comprises: the information of place names of required inquiry and temporal information.Described bi-directional set-top box uses http protocol to send the weather forecast query request to Service Process Server.
Implement the embodiment of the invention, has following beneficial effect: realized the weather forecast query business of digital home by implementing the present invention, the user of digital home can realize weather forecast query by Digital Television, thereby provide users with the convenient weather forecast query service efficiently, and widened digital home's scope of business, satisfy the user's request degree, increased user experience.By using the RMI technology, realized Distributed Calculation, can utilize the power of Object-oriented Technique fully, and higher fail safe is provided.Utilize the SDF middleware, support Distributed Calculation, provide the application of the transparency of across a network, hardware and OS platform or the interactive function application program of service can work in multi-platform or the OS environment, this inquiry system can move in the different operating system of different set-top box the inside easily.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, 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 the system architecture diagram of the digital television system in the embodiment of the invention;
Fig. 2 is based on another configuration diagram of weather forecast query system of bi-directional set-top box in the embodiment of the invention;
Fig. 3 is based on the weather forecast query method flow diagram based on bi-directional set-top box under Fig. 2 system architecture.
Embodiment
Describe the embodiment of the invention in detail below in conjunction with accompanying drawing.
Fig. 1 shows the system architecture diagram of the digital television system in the embodiment of the invention, this digital television system comprises: Digital Television 101, Digital Television 108, Digital Television 105 or the like, Digital Television in this system is linked in the digital television system by bi-directional set-top box and goes, bi-directional set-top box 102 as shown in FIG., bi-directional set-top box 104, bi-directional set-top box 107 or the like, this system also is provided with weather forecast query server 103 and weather forecast information server 106 or the like, and is concrete:
Bi-directional set-top box (as bi-directional set-top box among the figure 102, bi-directional set-top box 104, bi-directional set-top box 107 or the like), be used to receive the weather forecast query request of user, and this weather forecast query request is sent to weather forecast query server 103 based on the input of T9 input method; After receiving the scene description document (SDF) of weather forecast query server 103, this SDF is resolved, and be shown to digital cable customers end (as digital TV 101, Digital Television 108, Digital Television 105 or the like) according to weather forecast query request transmission; Concrete, this bi-directional set-top box is by the SDF file in SDF resolver (SDF_PLAYER) resolution system;
Weather forecast query server 103, be used to receive the weather forecast query request that bi-directional set-top box sends, and pass through RMI (RMI) according to the weather forecast query request and in weather forecast information server 106, inquire about relevant weather forecast information, the weather forecast information of will being correlated with sends to bi-directional set-top box by SDF;
Weather forecast information server 106 is used to store relevant weather forecast content information, and the weather forecast content of inquiry service is provided for inquiry system.
Concrete, Fig. 2 shows in the embodiment of the invention based on another configuration diagram of weather forecast query system of bi-directional set-top box, and this system comprises:
The weather forecast query channel client terminal here comprises bi-directional set-top box and Digital Television.Bi-directional set-top box presents television image by resolving the SDF file of weather forecast query channel on Digital Television, thereby the client end interface of weather forecast query input is provided for the user of digital home.The middleware that bi-directional set-top box uses is SDF_PLAYER, is used to resolve the SDF language, and T9 is provided Chinese character coding input method.SDF (SceneDescription File) claims scene description document again, is descriptive language in the middle of a kind of operating process, and the element type that it is supported has picture, video, literal, input frame etc.The bi-directional set-top box that with SDF_PLAYER is middleware just can present the television channel picture by resolving the SDF file on Digital Television.TV user is used the T9 Chinese character coding input method by the digital keys on the remote controller, place that input will be inquired about in the input frame on television image and several days backward fate, set-top box just sends the weather forecast query request to Service Process Server after clicking " inquiry " button, and solicited message has comprised the place and the fate of user's input.Bi-directional set-top box is resolved the SDF file wetherInfo.sdf of weather forecast query channel, presents television image on Digital Television, and digital home's user remote controller is imported the fate of place and several days backward in the input frame of client end interface.Bi-directional set-top box uses http protocol to send the weather forecast query request to Service Process Server, and solicited message has comprised the place of user's input and several days backward fate.
The Service Process Server here comprises Web layer assembly and service application layer assembly, the Web layer assembly is Servlet, be used to receive and resolve the Web request that bi-directional set-top box sends, call corresponding channel service module and handle, and the result of business module is returned to bi-directional set-top box with the Web response mode; The service application assembly is EJB, realizes the Business Processing of channel, and weather forecast query EJB handles the business of weather forecast query channel, by the weather forecast query method of RMI technology far call weather forecast query server.The request that described Service Process Server receives and the response bi-directional set-top box sends, and call corresponding channel service module and handle.Service Process Server adopts the J2EE architecture, comprise Web layer assembly and service application layer assembly, the Web layer assembly is Servlet, be used to receive and resolve the Web request that bi-directional set-top box sends, call corresponding channel service module and handle, and the result of business module is returned to bi-directional set-top box with the Web response mode; The service application layer assembly is EJB, realizes the Business Processing of each channel, embodiment be service logic.The all corresponding EJB of each logic.Wherein weather forecast query EJB handles the business of weather forecast query channel, by the weather forecast query method wetherQuery of java distributed computing technology RMI far call weather forecast query server, the parameter to the transmission of weather forecast query server in the far call process comprises place and time.The Service Process Server end can also comprise an authentication module in addition, be used to authenticate the sign of this weather forecast query channel client terminal, have only after the sign of client obtains confirming, this Service Process Server could receive the weather forecast query instruction that bi-directional set-top box sends.
The weather forecast query server comprises RMI module and weather forecast query module.The RMI module provides the service of far call weather forecast query method to Service Process Server; The weather forecast query module is divided into 3 submodules: place mapping block, time map module, weather enquiry module.Wherein, the place mapping block has realized that the place with user's input is mapped to the overlay area of the minimum that comprises this place.The time map module has realized current date and fate backward are mapped to concrete Query Dates.The weather enquiry module has been realized searching the record of weather forecast according to zone and date in the data of weather forecast storehouse.
Accordingly, based on the system architecture diagram among Fig. 2, Fig. 3 shows the weather forecast query method flow diagram based on bi-directional set-top box under this system architecture, comprises the steps:
S301: the user selects the weather forecast query channel, and set-top box is written into and resolves the SDF file wetherInfo.sdf of weather forecast query channel, and Digital Television presents the client end interface of weather forecast query input.
S302: the user uses the place of T9 Chinese character coding input method input inquiry in the input frame of weather forecast query channel and several days backward fate by remote controller.Finish the input back and click " inquiry " button.Set-top box uses http protocol to send the weather forecast query request to the channel background server, and solicited message has comprised the place of inquiry and fate backward.
S303: the weather forecast query request that the Web layer assembly Servlet receiving set up box of channel background server transmits, and resolve, determine the channel processing module that request is handled.
S304: the Web layer assembly Servlet of channel background server calls the business that weather forecast query EJB handles the weather forecast query channel.
S305: weather forecast query EJB transmits two parameters to this method: the place of inquiry and fate backward by the method for the weather forecast query module of distributed computing technology RMI far call weather forecast query server.
S306: the weather forecast query server is carried out the weather forecast query module, the weather forecast query module realizes and will be mapped to the Minimum Area in this place of covering and concrete date to inquiry place and fate backward, find out the situation of forecast weather then according to the value of this both keyword in the data of weather forecast storehouse.
S307: the weather forecast query module of weather forecast query server is returned the weather forecast query result to the weather forecast query EJB of channel background server.
S308: the Servlet of channel background server returns the weather forecast query result to set-top box, and weather forecast query information is presented on the digital TV picture.
Among the present invention, the weather forecast query module of weather forecast query server is the nucleus module of weather forecast query system.The overall procedure of weather forecast query as shown in Figure 3.At first, module is mapped to the smallest coverage area that comprises this place to the place of inquiry; Then, module is calculated concrete Query Dates according to current date and fate backward again; At last, module is returned the result of inquiry again according to zone and this both keyword inquiry data of weather forecast storehouse of date.
For example, the typing of weather forecast information database the weather forecast information of Guangzhou Fanyu District, and the hypothesis current date be on January 30th, 2010.If the user wants to inquire about the Weather information of Guangzhou university city after following 2 days, when the user imports Guangzhou College City and fate 2, system can be mapped to Guangzhou, place university city Fanyu District and fate 2 is mapped to February 1 2010 date, and then according to Fanyu District and this inquiry weather forecast information database, and return the weather forecast information result of inquiry on date.Again for example, the typing of weather forecast information database the weather forecast information of Guangzhou, and the hypothesis current date be on January 30th, 2010.If the user wants to inquire about the Weather information of Guangzhou after following 3 days, when the user imports Guangzhou and fate 3, system can be mapped to the Guangzhou, place the Guangzhou and fate 3 is mapped on February 2nd, 2010, and then according to Guangzhou and this inquiry weather forecast information database, and return the weather forecast information result of inquiry on date.
To sum up, realized the weather forecast query business of digital home by implementing the present invention, the user of digital home can realize weather forecast query by Digital Television, thereby provide users with the convenient weather forecast query service efficiently, and widened digital home's scope of business, satisfy the user's request degree, increased user experience.By using the RMI technology, realized Distributed Calculation, can utilize the power of Object-oriented Technique fully, and higher fail safe is provided.Utilize the SDF middleware, support Distributed Calculation, provide the application of the transparency of across a network, hardware and OS platform or the interactive function application program of service can work in multi-platform or the OS environment, this inquiry system can move in the different operating system of different set-top box the inside easily.
Above disclosed is a kind of preferred embodiment of the present invention only, can not limit the present invention's interest field certainly with this, and therefore the equivalent variations of doing according to claim of the present invention still belongs to the scope that the present invention is contained.
Claims (7)
1. the digital household weather forecast query system based on bi-directional set-top box is characterized in that, described system comprises:
Bi-directional set-top box is used to receive the weather forecast query request of user based on the input of T9 input method, and described weather forecast query request is sent to the weather forecast query server; After receiving the scene description document SDF of weather forecast query server according to described weather forecast query request transmission, SDF_PLAYER resolves described SDF by the SDF resolver, and the SDF content after will resolving is shown to user's TV user end;
The weather forecast query server, be used to receive the weather forecast query request that bi-directional set-top box sends, and pass through RMI RMI according to described weather forecast query request and in the weather forecast information server, inquire about relevant weather forecast information, described weather forecast information is sent to bi-directional set-top box by SDF;
The weather forecast information server is used to store relevant weather forecast content information, and the weather forecast content of inquiry service is provided for inquiry system.
2. the system as claimed in claim 1, it is characterized in that, described system also comprises a Service Process Server, be used to receive and resolve the query requests that bi-directional set-top box sends, and the query requests after will resolving returns to the weather forecast query server, and weather forecast query server lookup result is returned to bi-directional set-top box in the mode of Web response.
3. system as claimed in claim 2 is characterized in that, Service Process Server adopts the J2EE architecture, is made up of network layer assembly and service application layer assembly.
4. system as claimed in claim 3 is characterized in that, described network layer assembly is Servlet or CGI, is used to receive and resolve the weather forecast query request that bi-directional set-top box sends; The service application layer assembly is EJB, realizes the Business Processing of weather forecast query channel.
5. the system as claimed in claim 1 is characterized in that, described system also comprises an identity authentication module, is used to authenticate the sign of this weather forecast query channel client terminal; After the ID authentication success of authentication module to described client, weather forecast weather forecast query server could be accepted the weather forecast query request of described bi-directional set-top box.
6. as each described system of claim 1 to 5, it is characterized in that described query requests comprises: the information of place names of required inquiry and temporal information.
7. system as claimed in claim 6 is characterized in that, described bi-directional set-top box uses http protocol to send the weather forecast query request to Service Process Server.
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| CN102291623A (en) * | 2011-09-13 | 2011-12-21 | 全星科技（珠海）有限公司 | Method of integrating weather forecast function for set top box and set top box |
| CN102892045A (en) * | 2012-09-25 | 2013-01-23 | 四川长虹电器股份有限公司 | Method for instantly displaying weather forecast of local city |
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| CN103179463A (en) * | 2011-12-20 | 2013-06-26 | 海尔集团公司 | Query method of weather forecast information and television |
| CN103634667A (en) * | 2013-12-12 | 2014-03-12 | 珠海迈越信息技术有限公司 | Method and apparatus for acquiring network push information based on set top box |
| CN104702984A (en) * | 2015-02-12 | 2015-06-10 | 福建新大陆通信科技股份有限公司 | Set-top box multi-functional weather forecast system and method thereof |
| CN105516822A (en) * | 2015-12-07 | 2016-04-20 | 福建新大陆通信科技股份有限公司 | Method and system for weather voice broadcasting based on set-top box |
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Application publication date: 20100901 |