CN1731396A - System and method for implementing network resource search by mobile terminal - Google Patents
System and method for implementing network resource search by mobile terminal Download PDFInfo
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- CN1731396A CN1731396A CN 200510086277 CN200510086277A CN1731396A CN 1731396 A CN1731396 A CN 1731396A CN 200510086277 CN200510086277 CN 200510086277 CN 200510086277 A CN200510086277 A CN 200510086277A CN 1731396 A CN1731396 A CN 1731396A
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Abstract
The invention discloses a system and method for achieving the shift end searching network data. The method comprises the following steps: the shift end sends a first searching requirement to the network transmitting module; the searching requirement changing module chooses the searching generator by the first searching requirement and changes the first searching requirement into the second searching requirement and sends it into the searching generator; the searching generator returns the searching result to the network transmitting module; the searching result collecting module collects the first searching result into a second searching result; the network transmitting module sends the second searching result to the shift end.
Description
Technical field
The present invention relates to communication technique field, relate in particular to a kind of method of using mobile terminal to search and down loading network resource.
Background technology
Mobile phone has become the indispensable daily necessities of people gradually, and short message (SMS), multimedia messages (MMS) have become the important application on the mobile phone.Have a lot of service providers that services such as subscription are provided to the user by the website, the server by the website sends SMS message (SMS) and multimedia messages (MMS) to the user.The user is not content with the content that the passive service provider of acceptance provides gradually, and they wish and can search for arbitrarily and the various information resources of download on the Internet by mobile phone.Yet, being subject to the hardware constraints of mobile phone itself, a lot of information resources can not directly be used on mobile phone. , Baidu etc. mainly is Computer Design, though also progressively released the mobile phone version, because its hunting zone only limits to some WAP site, also far can not satisfy cellphone subscriber's search need.
Summary of the invention
The object of the present invention is to provide a kind of system and method for realizing network resource search by mobile terminal, can make the search of the search engine realization of the present main flow of portable terminal utilization to Internet resources, and return Search Results and give portable terminal, make the search of portable terminal just not be confined to WAP site, mobile terminal request downloaded contents transcoding can be made it to be fit to portable terminal simultaneously and represent, handle and store.
To achieve these goals, the invention provides a kind of system that realizes network resource search by mobile terminal, be used for realizing search, and return to described mobile terminal to search result, comprising Internet resources according to first searching request of portable terminal:
One search engine administration module is used for store search engine and access interface thereof;
One searching request modular converter is used for selecting according to described first searching request one or more search engines of described search engine administration module, and converts described first searching request to described search engine receptible second searching request;
One Search Results summarizing module is used for first Search Results that described one or more search engines return is gathered formation second Search Results;
One network transmission module, be used to receive described first searching request, send described second Search Results to described portable terminal, send described second searching request to described search engine, receive described first Search Results simultaneously.
The system of above-mentioned realization network resource search by mobile terminal, wherein, described search engine administration module also is used to set the ranking information of described search engine at different searching request types, and described searching request modular converter is selected corresponding search engine according to the type of described first searching request and the ranking information of described search engine.
The system of above-mentioned realization network resource search by mobile terminal, wherein, described search engine administration module also is used to add new search engine interface or adds new search engine interface by the visit central server.
The system of above-mentioned realization network resource search by mobile terminal, wherein, described searching request modular converter is selected described search engine according to the ranking information of the key word in described first searching request, search-type, user gradation authority information and described search engine.
The system of above-mentioned realization network resource search by mobile terminal, wherein, described search engine comprises centralized search engine and distributed search engine.
The system of above-mentioned realization network resource search by mobile terminal, wherein, described network transmission module is supported at least a communication protocol among SMS, MMS, WAP, HTTP, SIP, TLS, SSL and the SOAP.
The system of above-mentioned realization network resource search by mobile terminal, wherein, described Search Results summarizing module also is used for the described first Search Results clauses and subclauses of returning from different search engines are carried out similarity analysis, remove redundant entries, and the dead link of deleting in described first Search Results reaches and linking that mate the blacklist website of setting.
The system of above-mentioned realization network resource search by mobile terminal, wherein, described Search Results summarizing module also is used for the clauses and subclauses of described first Search Results are described simplifies, and only keeps the context statement that contains key word, or retain header only.
The system of above-mentioned realization network resource search by mobile terminal wherein, also comprises a search authentication module, is used for described first searching request is authenticated.
The system of above-mentioned realization network resource search by mobile terminal wherein, also comprises:
One download content module is used to receive the content download request of described portable terminal, and downloads the first download content that described portable terminal requirement is downloaded;
One content transcoding module is used for the capability set information according to described portable terminal, and the first download content that described download content module is downloaded is converted to the second download content; And
One content uploading module is used for downloading content with described second and is uploaded to described portable terminal by network.
The system of above-mentioned realization network resource search by mobile terminal wherein, also comprises:
One content caching administration module is used for nearest downloaded contents is carried out buffer memory.
The system of above-mentioned realization network resource search by mobile terminal wherein, comprises that also one downloads authentication module, is used for described content download request is authenticated.
The system of above-mentioned realization network resource search by mobile terminal, wherein, the capability set information of described portable terminal includes but not limited to video frame rate, video resolution and the maximum data transfer rate of the audio sample rate of the audio decoder of production firm, model, screen resolution and color accuracy, support and Video Decoder, support and channel number, support.
In order better to realize above-mentioned purpose, the present invention also provides a kind of method that realizes network resource search by mobile terminal, be used for realizing search, and return to described portable terminal second Search Results, may further comprise the steps Internet resources according to first searching request of portable terminal:
Step 201, described portable terminal send described first searching request to network transmission module;
Step 202, the searching request modular converter is selected search engine according to described first searching request, and converts described first searching request to be transmitted to selection after receptible second searching request of described search engine search engine;
Step 203, described search engine returns to described network transmission module with first Search Results;
Step 204, Search Results summarizing module gather the back to described first Search Results and form described second Search Results;
Step 205, described network transmission module send described second Search Results to described portable terminal.
The method of above-mentioned realization network resource search by mobile terminal wherein, in the described step 202, to the searching request of music, video, can be searched for the memory storage of the hardware platform at described searching request modular converter place earlier before the execution web search.
The method of above-mentioned realization network resource search by mobile terminal, wherein, described step 204 specifically may further comprise the steps:
Step 2041, described Search Results summarizing module is carried out similarity analysis to the clauses and subclauses of described first Search Results that returns from different search engines, removes repeated entries;
Step 2042, described Search Results summarizing module are deleted dead link in the described first Search Results clauses and subclauses, and linking of mating of the blacklist website set of deletion and keeper etc.;
Step 2043, described Search Results summarizing module is simplified the description of each clauses and subclauses in described first Search Results, only keeps the context statement that contains key word, or retain header only;
Step 2044, described Search Results summarizing module is put out described second Search Results in order according to the form that portable terminal requires.
The method of above-mentioned realization network resource search by mobile terminal, wherein, in the described step 202, described searching request modular converter is selected corresponding search engine according to the type of described first searching request and the ranking information of described search engine.
The method of above-mentioned realization network resource search by mobile terminal wherein, also comprises between described step 201 and the step 202:
Step 206, the search authentication module authenticates described first searching request, has only authentication by just continuing execution.
The method of above-mentioned realization network resource search by mobile terminal wherein, also comprises step:
Step 301, described portable terminal is selected in described second Search Results, and sends download request to the download content module;
Step 302, described download content module sends request according to the link information in the described downloading request message to content server, and the content of download request;
Step 303, content transcoding module is carried out the transcoding operation with described download content module downloaded contents;
Step 304, the content uploading module content delivery after with transcoding is to described portable terminal.
The method of above-mentioned realization network resource search by mobile terminal wherein, also comprises step:
The method of above-mentioned realization network resource search by mobile terminal, wherein, described content transcoding module is carried out the transcoding operation according to the capability set information of described portable terminal to described download content module downloaded contents.
The method of above-mentioned realization network resource search by mobile terminal, wherein, the capability set information of described portable terminal includes but not limited to video frame rate, video resolution and the maximum data transfer rate of the audio sample rate of the audio decoder of production firm, model, screen resolution and color accuracy, support and Video Decoder, support and channel number, support.
The method of above-mentioned realization network resource search by mobile terminal wherein, realizes the method for network resource search by mobile terminal, it is characterized in that, also comprises step:
The content caching administration module carries out buffer memory to described download content module downloaded contents.
The method of above-mentioned realization network resource search by mobile terminal, wherein, described download content module is before sending request to described content server, search the backup whether described mobile terminal request content is arranged in the buffer memory, if have, directly from buffer memory, propose this content and give described content uploading resume module, otherwise connect with content server and carry out download content.
The method of above-mentioned realization network resource search by mobile terminal, wherein, described content uploading module is uploaded the method for content to portable terminal, different according to type of cell phone and content type, can be send SMS, MMS, WAP Push, SIP pushes; Perhaps content is left in the personal space of opening up for mobile phone users on the website, user's Website login just can initiate the WAP of this content is downloaded; Perhaps carrying out streaming by Real-time Transport Protocol uploads; Perhaps carry out breakpoint transmission by HTTP, FTP or certain proprietary protocol.
By system and method for the present invention, portable terminal can utilize the search of the search engine realization of present main flow to Internet resources, and return Search Results and give portable terminal, make portable terminal can search for other website except that WAP site, and the PC that shares resource by the P2P technology on the network, simultaneously the mobile terminal request downloaded contents is carried out the transcoding operation, made it to be fit to portable terminal and represent, handle and store.
Description of drawings
Fig. 1 is that suitable environment of the present invention and system constitute;
Fig. 2 is the basic interactive step between portable terminal and the search engine agency;
Fig. 3 is the meaningful download agent system interaction step when getting involved;
Fig. 4 is the system interaction step that content streaming transcoding is downloaded.
Embodiment
Method and system of the present invention disclose a kind of user of making and have passed through portable terminal, as mobile phone, initiate various searching request to existing network, the finally selected Search Results of Search Results and user can download on the portable terminal through behind the transcoding simultaneously, and represents the technology to the user.
As shown in Figure 1, the realization system of the inventive method comprises three parts:
Search engine proxy module 1 is responsible for accepting the searching request of portable terminal, and selectes one or more search engines and handle these searching request, returns to portable terminal with specific format after the Search Results that search engine is found gathers then;
Download content proxy module 2, the content download request of responsible handle mobile terminal by with all or part of this locality that downloads to of the content of mobile terminal request, sends on the portable terminal after moving by transcoding then; The download content proxy module is a selectable unit, can operate on the same hardware platform with the search engine proxy module; And
Portable terminal 3 possesses certain processing and represents ability, can insert the internet with wireless mode.
Mobile network's part (part that radio network gateway is following) is a mobile telephone network among Fig. 1, includes but not limited to GSM, CDMA, CDMA-2000, WCDMA, TDS-CDMA, LASCDMA, PHS network.
Search engine proxy module 1 can be arranged on individual's the household PC, perhaps on the server that sets up by the service provider, perhaps on the server that the user of group of enterprises sets up, has the ability that the search agent service is provided to portable terminal, the search engine agency must insert the internet in some way, and concrete access way includes but not limited to that DDN, optical fiber, ADSL, line of electric force, concentric cable or Ethernet insert.
Search engine proxy module 1 comprises search engine administration module, searching request modular converter, Search Results summarizing module and network transmission module.
Wherein can also comprise an authentication module in the search engine proxy module, portable terminal is authenticated, to guarantee having only authorized user could use the search agent service, wherein authentication information can be that user's phone number, IMEI or user are the user name password of this service initialization etc., and authentication information should be through encrypting in Network Transmission.
The search engine administration module is stored existing various search engine and access interface thereof, and they are at the integration rank of different searching request types, and for example for the video class searching request, the integration of ED2K ranked first, and the integration of KaZaa ranked second; Integration ranked second; And for Chinese key word, the integration of Baidu ranked first, and the integration of Google ranked second, or the like.Support simultaneously to manually add new search engine interface or add new search engine interface automatically by the visit central server by the user.Central server can be kept the tabulation of a search engine, is responsible for new search engine is added wherein by the keeper.The search engine administration module can be regular by the access to netwoks central server, and carry out automatically synchronously with the search engine tabulation on the central server.
The searching request modular converter according to key word in the user search request and search-type, reaches information such as user gradation authority, selects one or more proper search engine; And information such as entrained key word and search-type in the searching request with the user, change by the input requirement of search engine, convert the input request form that search engine can be accepted to.
The selection strategy of search engine is many orderlinesses and the overlapping rule of possibility, and user's searching request can be mated with these many rules successively, and carries out the selection of search engine according to the rule on article one coupling.For example can dispose following search engine selection strategy:
If key word comprises " msdn ", the msdn search engine of selection Microsoft;
If search-type is a video, select ED2K search engine or KaZaa search engine;
If search-type is a webpage, language is a Chinese, selects the Baidu search engine;
If search-type is a music, select Gnutella search engine or ED2K search engine;
If search-type is a picture, select Google search engine or Baidu search engine;
Below all do not match, select the Google search engine.
Similar with the front, the searching request modular converter is also supported user's edit search engine selection strategy, or upgrades the search engine selection strategy by the visit central server.Can keep a general search engine selection strategy on the central server and upgraded and safeguarded by the keeper, searching request modular converter regularly visit central server upgrade the search engine selection strategy.
The Search Results summarizing module gathers Search Results;
Network transmission module, the searching request of mobile terminal receive and send Search Results to portable terminal, send searching request to search engine and receive the Search Results that search engine returns, support SMS, MMS, WAP, HTTP, SIP, TLS, standard communication protocols such as SSL, SOAP;
, Baidu, Lycos, Alta Vista, search dog etc., and the distributed search engine ED2K of main flow, KAD, KaZaa, Gnutella etc.
Search simultaneously also comprises the search to this locality storage of the hardware platform of search engine proxy module, its hunting zone can be set by the keeper, can be DISK to Image or certain several catalogue, local search wherein, can be set at than web search has higher priority.For the search of some particular type, system can be configured to not carry out web search after local search hits, to reduce the network load of system.
The type of searching request include but not limited to webpage search, to the search of music, to the search of video, to the search of flash, to the search of PDF document, to the search of software package and to the search of network radio station etc.
Communication protocol between portable terminal and the search engine proxy module can be SMS, MMS, WAP, HTTP, SIP, SOAP or certain self-defining agreement.
The download content proxy module can be arranged on individual's the household PC, or on the server that is set up by the service provider, or on the server that sets up of the user of group of enterprises, has the ability that the download agent service is provided to portable terminal.The download content proxy module must insert the internet in some way, and concrete access way includes but not limited to DDN, optical fiber, ADSL, line of electric force, concentric cable, and perhaps Ethernet inserts.The download content agency can operate on the same hardware platform with the search engine agency.
The download content proxy module comprises content download request processing module, download content module, content uploading module, content transcoding module and content caching administration module.
The download content proxy module also comprises an authentication module, portable terminal is authenticated, to guarantee having only authorized user could use the download agent service;
The content download request processing module is accepted the downloading request message of portable terminal, and according to the link of the address in the downloading request message, is given the download content module and carry out actual download content;
The download content module, before beginning download, can search the backup whether user's request content is arranged in the buffer memory, if have, directly from buffer memory, propose this content and give the content uploading resume module, if no, then connect and carry out download content with content server, can obtain partial content and promptly give content transcoding resume module; The download content module can be downloaded by common breakpoint transmission, also can download by streaming;
Content transcoding module according to the capability set information of portable terminal, is carried out transcoding with downloaded contents, is converted to be fit to the form that portable terminal is handled and represented, and gives the content uploading resume module then; Wherein the capability set information of portable terminal includes but not limited to the production firm of mobile phone, model, screen resolution and color accuracy, audio decoder and the Video Decoder supported, the audio sample rate of support and channel number, the video frame rate of support, video resolution, and maximum data transfer rate;
The concrete execution action as described below of content transcoding module:
To the webpage of HTML coding, content transcoding module is converted into the WAP page of WML or XHTML coding:
For picture file, content transcoding module is adjusted into coded format, size and the color accuracy that is fit to the portable terminal processing and represents with coded format, size and the color accuracy of picture; Wherein the coded format of picture file includes but not limited to BMP, JPG, GIF, PNG, TIFF, PGM, PS, WMF, RAW etc.;
For the collection of audio file or sound signal input, content transcoding module is adjusted into the coded format of audio frequency, sampling rate, sound channel, code rate etc. and is fit to coded format, sampling rate, sound channel and the code rate that portable terminal is handled and represented; Audio coding speed behind the transcoding, for stream transmission, must be within the data rate tolerance range that network connects, the coded format of its sound intermediate frequency include but not limited to MIDI, PCM, MP3, OGG, AAC, AC3, AMR-NB, AMR-WB, G.723.1, G.729, G.711, G.722, G.726, QCelp, EVRC, iLBC, iSAC, WMA, Real Audio etc.;
For the input of video file or collection of video signal, content transcoding module is adjusted into the coded format of video, resolution, frame per second, key frame interval, Rate Control parameter, code rate etc. and is fit to coded format, resolution, frame per second, key frame interval, Rate Control parameter, the code rate that portable terminal is handled and represented; Wherein the coded format of video include but not limited to YUV, RGB, H.264, H.263, H.261, MPEG-1, MPEG-2, MPEG-4, AVS, MJPEG, Real Video, WMV, VP60, VP70, DV etc.Video coding rate behind the transcoding, for stream transmission, must be within the data rate tolerance range that network connects.
Synchronous acquisition input for audio-video document or audio-video signal, content transcoding module is at first extracted audio stream and video flowing separately, and respectively they are carried out transcoding according to aforesaid method and handle, then according to the needs that transmit, can select audio stream behind the transcoding and video flowing are synthesized stream or file, also can select audio stream behind the transcoding and video flowing are separately transmitted.Wherein audio stream and video flowing being carried out synthetic process must keep the synchronized relation of audio stream and video flowing constant; The coded format of audio frequency and video comprises the various combinations of aforesaid audio coding form and video code model; Audio/video coding speed behind the described transcoding, for stream transmission, must be within the data rate tolerance range that network connects.
The content uploading module will be uploaded to portable terminal by network through the part or all of content of transcoding, and when uploading, the content uploading module can be given cache module content and be carried out caching process; The concrete mode of uploading can be by one of standard communication protocols such as SMS, MMS, WAP, HTTP, SIP, TLS, SSL, SOAP, RTP;
The content caching administration module, to nearest downloaded contents or often content accessed by the user carry out buffer memory, just can obtain quicker response during a plurality of like this user capture identical content.
Portable terminal represents for content, at text and data file, show as on the storer that is stored in portable terminal, can also find related with it application according to the particular type of file, and activate this and should be used for opening file, it comprises following concrete operations:
For the WAP page, call the WAP browser and open this page;
For picture file, storage also shows this picture on terminal screen;
For audio file, storage and this audio frequency of decodes and plays;
For audio stream, this audio stream of decodes and plays;
For video file, storage and this video of decodes and plays;
For video flowing, this video flowing of decodes and plays.
For audio-video document, storage and this audio-video document of decodes and plays, playing process keeps the synchronized relation of audio ﹠ video;
For audio/video flow, this audio/video flow of decodes and plays, playing process keeps the synchronized relation of audio ﹠ video.
As shown in Figure 2, method of the present invention comprises following workflow:
Step 201, portable terminal send searching request to network transmission module, can comprise the authentication information of portable terminal in the message;
Step 202, the searching request modular converter is selected search engine, and searching request is converted to the desired form of selected search engine, and the searching request after network transmission module will be changed is transmitted to selected one or more search engines;
Step 203, search engine returns to network transmission module with Search Results;
Step 204, after Search Results returns, the Search Results summarizing module gathers the result, filter out wherein similar clauses and subclauses, return to portable terminal by network transmission module according to specific format (WAP1.0, WAP1.2 or WAP2.0), specifically adopt which kind of form to depend on the protocol version that portable terminal can be supported.Can once only return wherein some results at this, if the user selects " following one page " at portable terminal, can trigger a new WAP request, at this moment the Search Results summarizing module returns to portable terminal with some following results again; Wherein the flow process that gathers of Search Results summarizing module may further comprise the steps:
Step 2041, the Search Results clauses and subclauses of returning from different search engines are carried out similarity analysis, remove redundant entries, similarity analysis, finger compares the source website address of Search Results clauses and subclauses, title etc., if two the source website address of Search Results is identical and title is also identical, judge then that wherein one is redundant entries;
Linking etc. of the blacklist website coupling that the dead link in the clauses and subclauses as a result of step 2042, Delete Search, deletion and keeper set;
Step 2043 is simplified the description of each clauses and subclauses in the Search Results, only keeps the some context statements that contain key word, or retain header only, is convenient to portable terminal and represents;
Step 2044, with preceding some of each clauses and subclauses in the Search Results, the form according to portable terminal requires is organized into return messages;
Step 205, the user selectes a certain Search Results, and portable terminal sends request to content server, requires the selected Search Results of download user;
Step 206, after download was finished, the result that portable terminal will be downloaded represented to the user.
If the selected content of portable terminal is not suitable for directly downloading representing, method of the present invention increases the download content proxy module, as shown in Figure 3, realizes by following flow process:
Step 301, portable terminal is initiated searching request, the optional authentication information that comprises portable terminal in the message to the search engine proxy module;
Step 302, the searching request modular converter is selected search engine, and searching request is converted to the desired form of selected search engine, and the searching request after network transmission module will be changed is transmitted to selected one or more search engines;
Step 303, search engine returns to network transmission module with Search Results;
Step 304, after Search Results returns, the Search Results summarizing module gathers the result, filter out wherein similar clauses and subclauses, return to portable terminal according to specific form, can once only return wherein some results at this,, more some following results be returned to portable terminal if the user selects " following one page " at portable terminal;
Step 305, the user is by a certain in the selected Search Results of portable terminal, and sends download request to the content download request processing module, optional authentication information and capability set information of carrying portable terminal in the request;
Step 306, the download content module sends request, the content of download user request according to the link information in the downloading request message to content server;
Step 307, the content of download user request, after all downloading, content transcoding module is with the form of its transcoding for being fit to the portable terminal processing and representing;
Step 308, the content uploading module content delivery after with transcoding to portable terminal, end of transmission, conversation end, network connection closed.Concrete content uploading method, different according to type of cell phone and content type, can be send SMS, MMS, WAP Push, SIP pushes; Perhaps content is left in the personal space of opening up for mobile phone users on the website, user's Website login just can initiate the WAP of this content is downloaded; Perhaps carrying out streaming by Real-time Transport Protocol uploads; Perhaps carry out breakpoint transmission by HTTP, FTP or certain proprietary protocol.
Simultaneously, on one side the present invention can support that also transcoding is transmitted as a stream on one side, if the selected content of portable terminal is fit to stream transmission, method then of the present invention comprises the steps: as shown in Figure 4
Utilize detailed download that enforcement of the present invention is specifically described below.
In conjunction with Fig. 1 and Fig. 2 to being described substantially alternately between portable terminal and the search engine agency.
Step 201 ', portable terminal sends searching request to network transmission module, the authentication information that can comprise portable terminal in the message, for example: "/the maximum return results number of phone number/IMEI/password/WAP2.0/ language=English/search-type=page/key word 1=mobile/ key word 2=search/ key word 3=engine/ key word 4=agent/=5/ ".Wherein, search-type can be the page, music, video, flash, network radio station or data etc., and language can be Chinese, English, Japanese, Russian etc., and maximum return results number is meant the number as a result that once returns to portable terminal at most;
Step 202 ', authentication module authenticates portable terminal according to authentication information, select search engine, authentication by after utilize the searching request modular converter that searching request is converted to the desired form of selected search engine, the searching request after network transmission module will be changed is transmitted to selected one or more search engines;
The Web search interface on, for Google, be exactly the visit:
http：//www.google.com/search？biw＝986&hl＝en?&?q＝mobile+search+engine+a gent?&?btnG＝Google+Search；
, be exactly visit:
http：//search.yahoo.com/search？fr＝ush-mobile?&?p＝mobile+search+engine+age nt；
Step 203 ', search engine returns to network transmission module with Search Results, for top example, Google retrieved 3,370,000 result in 0.06 second, and will be wherein preceding 10 return; In 0.24 second, retrieve 1,380,000 result, and will be wherein preceding 10 return;
Step 204 ', after network transmission module is received Search Results, the Search Results summarizing module gathers the result, and return to portable terminal according to the WAP2.0 form by network transmission module, at first with deletions such as the clauses and subclauses that repeat among these 20 results, dead link, blacklist links, preceding 5 that incite somebody to action wherein return to portable terminal to the Search Results summarizing module again; If the user does not find the result who needs in current page, can click " following one page " and obtain more Search Results; After network transmission module is received the request of " following one page ", can search in locally buffered at first whether more M bar Search Results is arranged, if having just according to returning to portable terminal after the top form arrangement; If no, just need obtain more Search Results to the request of each search engine transmission " following one page ", therefrom select 5 results then and return to portable terminal;
Step 205 ', suppose the selected article one result who returns terminal of user, its network address is searchenginelowdown.com, portable terminal then can send HTTP and ask to searchenginelowdown.com, requires to download this webpage;
Step 206 ', after page download was finished, portable terminal called suitable browser webpage is represented to the user.
Fig. 3 is a meaningful download agent module basic interactive step of the present invention when getting involved:
Step 301 ', portable terminal sends searching request to network transmission module, the optional authentication information that comprises portable terminal in the message, for example: "/phone number/IMEI/password/WAP1.2/ language=Chinese/search-type=video/key word 1=Super Girl/maximum return results number=5/ "; Wherein, search-type can be the page, music, video, flash, network radio station or data etc., and language can be Chinese, English, Japanese, Russian etc., and maximum return results number is meant the number as a result that once returns to portable terminal at most;
Step 302 ', authentication module authenticates portable terminal according to authentication information, select search engine, authentication by after utilize the searching request modular converter that searching request is converted to the desired form of selected search engine, the searching request after network transmission module will be changed is transmitted to selected one or more search engines;
As searching for for video class, can select the P2P search network of ED2K or KAD, searching request after network transmission module will be changed is transmitted to the P2P search network of ED2K or KAD, specifically be exactly to send the server of a Search Request message to an ED2K, or the client computer in the KAD network, message format is as shown in the table:
| Field | Byte number | Default | Annotate |
| Agreement | |||
| 1 | | ||
| Type | |||
| 1 | 0x98 or 0x92 | ||
| Search string | Elongated string | ||
| File type | Elongated string | Optional | |
| Minimum dimension | Elongated string | Optional | |
| Full-size | Elongated string | Optional | |
| The useful source number | Elongated string | Optional | |
| File extension | Elongated string | Optional |
Step 303 ', search engine returns to network transmission module with Search Results.For top example, network transmission module will be received a following tabular Search Response message:
| Field | Byte number | |
| Agreement | ||
| 1 | 0xe3 | |
| Length | 4 | |
| | 1 | 0x16 |
| Number of results | 4 | |
| The results list | Elongated |
Wherein comprise four files in the top Search Results in the results list, as shown in the table
| Filename | Size | The useful source number | Type |
| Super Girl-Chengdu finals .rm | 586.51M | 35 | Video |
| Super Girl-hierarch in red .wmv | 15.99M | 6 | Video |
| The Super Girl-an edition .mpg flies into a rage | 898.29M | 16 | Video |
| Super Girl .wmv | 10.72M | 5 | Video |
Step 304 ', after Search Results returned, the Search Results summarizing module gathered the result, and network transmission module returns to portable terminal according to the WAP1.2 form; Because the Search Results sum has only 4, these Search Results all will return to portable terminal in a response message;
Step 305 ', behind the selected a certain Search Results of user, portable terminal sends download request to the content download request processing module, optional authentication information and capability set information of carrying portable terminal in the request, as "/video frame rate/video resolution/maximum data transfer rate/maximum file size of the audio decoder of phone number/IMEI/password/WAP1.2/ production firm/model/screen resolution/color accuracy/support and the audio sample rate of Video Decoder/support and channel number/support/choose ID=4/ as a result ".One group of typical capability set information can be:
Production firm=Nokia; Model=7610; Screen resolution=176 * 208; Color accuracy=65536; Audio decoder=the AAC﹠amp that supports; AMR﹠amp; MP3; Video Decoder=the H264﹠amp that supports; MP4; Audio sample rate=the 8000﹠amp that supports; 16000; Channel number=1 of supporting; Video frame rate=10 of supporting; Video resolution=QCIF; Maximum data transfer rate=20kbps; Maximum file size=2M byte;
Downloading " Super Girl .wmv " with request below is that example goes on to say;
Step 306 ', before beginning download, the download content module can be searched the backup whether user's request content is arranged in the buffer memory, if have, directly from buffer memory, propose this content and give the content uploading resume module,, then connect and carry out download content with content server if do not have;
Step 307 ', obtain partial content in download content and can give content transcoding resume module, after the content of user's request is all downloaded, content transcoding module is with the form of its transcoding for being fit to the portable terminal processing and representing, example hereto, the download content module at first downloads to this locality with " Super Girl .wmv ", it is converted to following form again:
Video: QCIF resolution; 10 frame/seconds; H.264 encode
Audio frequency: 16KHz sampling; Monophony; The AMR-WB coding
If the file size after the conversion surpasses the 2M byte, need block file, only keep the front and be no more than a section of 2M byte;
Step 308 ', the content of content uploading module after with transcoding is transferred on the portable terminal by a WAP push.
Two kinds of situations are arranged here, the one, the download content proxy module disconnects and connecting behind the end of transmission, and portable terminal detects the release Session Resources of having no progeny in the connection; Another kind is that user key-press selects to disconnect connection, and after portable terminal disconnected, the download content proxy module detected the release Session Resources of having no progeny in the connection.The user just can start the video file that media player is play download after the end of transmission on mobile phone.
Fig. 4 is the basic interactive step of meaningful streaming transcoding method of the present invention when downloading:
Step 401 ', portable terminal sends searching request to network transmission module, the optional authentication information that comprises portable terminal in the message, as "/if phone number/IMEI/password/language=Chinese/search-type=audio frequency/key word Liu 1=is English/maximum return results number=10/ "; Wherein, search-type can be the page, music, video, flash, network radio station or data etc., and language can be Chinese, English, Japanese, Russian etc., and maximum return results number is meant the number as a result that once returns to portable terminal at most;
Step 402 ', authentication module authenticates portable terminal according to authentication information, select search engine, authentication by after utilize the searching request modular converter that searching request is converted to the desired form of selected search engine, the searching request after network transmission module will be changed is transmitted to selected one or more search engines; As searching for for audio class, network transmission module can be transmitted to searching request Baidu's search engine, and concrete is exactly to send the website that following HTTP asks Baidu:
http：//mp3.baidu.com/m？f＝ms&rn＝&tn＝baidump3&ct＝13421772
8&word＝％C1％F5％C8％F4％D3％A2
Here %C1%F5%C8%F4%D3%A2 represents for the UNICODE of " Liu Ruoying ";
Step 403 ', search engine returns to network transmission module with Search Results; In the above example, 0.004 second Baidu's time spent found 1830 results, and preceding 30 results are returned to network transmission module with the form of webpage;
Step 404 ', after network transmission module is received Search Results, the Search Results summarizing module gathers the result, and return to portable terminal according to specific form by network transmission module, the Search Results summarizing module is at first with the deletion of the clauses and subclauses that repeat among these 30 results, and again will be wherein preceding 10 return to portable terminal according to following form; The form that represents may be as follows:
Do you know and do not know? does Liu Ruoying hear? Liu Ruoying
Liu Ruoying-hear
Liu Ruoying-like to like very much you very much
If all Liu are English [Liu, JoYingRene] LoveAndTheCity
Like to like very much very much that if your Liu is English
Liu flying is if you liked to like very much in English very much
Listen! Who is singing? does Liu Ruoying hear? Liu Ruoying
Liu Ruoying-afterwards
Hear? does Liu Ruoying hear? Liu Ruoying
Liu Ruoying-unreasonable?-hear? Liu Ruoying
Step 405 ', behind the selected a certain Search Results of user, portable terminal sends download request to the content download request processing module, optional authentication information and capability set information of carrying portable terminal in the request, as "/video frame rate/video resolution/maximum data transfer rate/maximum file size of the audio decoder of phone number/IMEI/password/production firm/model/screen resolution/color accuracy/support and the audio sample rate of Video Decoder/support and channel number/support/choose ID=4/ as a result ".One group of typical capability set information can be:
Production firm=Nokia; Model=7610; Screen resolution=176 * 208; Color accuracy=65536; Audio decoder=the AAC﹠amp that supports; AMR﹠amp; MP3; Video Decoder=the H264﹠amp that supports; MP4; Audio sample rate=the 8000﹠amp that supports; 16000; Channel number=1 of supporting; Video frame rate=10 of supporting; Video resolution=QCIF; Maximum data transfer rate=20kbps; Maximum file size=2M byte;
Downloading " Liu Ruoying-afterwards " with request below is that example goes on to say;
Step 406 ', before beginning download, the download content module can be searched the backup whether user's request content is arranged in the buffer memory, if have, directly from buffer memory, propose this content and give the content uploading resume module,, then connect and carry out download content with content server if do not have;
Step 407 ', a packet of " Liu Ruoying-afterwards " that the download content module receives whenever that content server sends, all need it is carried out real-time transcoding, audio sample rate is converted to 16000Hz by original 44100Hz, transfer channel number to monophony by two-channel, recompile is a MP3 format then, and portable terminal is given in stream transmission; Portable terminal can carry out decodes and plays while just receiving;
Step 408 ', end of transmission, conversation end, network connection closed.
Two kinds of situations are arranged here, the one, the download content agency disconnects and connecting behind the end of transmission, and portable terminal detects the release Session Resources of having no progeny in the connection; Another kind is that user key-press selects to disconnect connection, and after portable terminal disconnected, the download content agency detected the release Session Resources of having no progeny in the connection.
Above step 202 ', in 302 ' and 402 ', carry out the search that also comprises before the web search this locality storage of the hardware platform of search engine proxy module, its hunting zone can be set by the keeper, can be DISK to Image or certain several catalogue, local search wherein, can be set at than web search has higher priority.Server can be configured to the search for some type, as music, video etc., if local search has hit results, can select not carry out web search, to reduce the network load of system.
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (26)
1, a kind of system that realizes network resource search by mobile terminal is used for realizing search to Internet resources according to first searching request of portable terminal, and returns to described mobile terminal to search result, comprising:
One search engine administration module is used to store last set engine and access interface thereof;
One searching request modular converter is used for selecting according to described first searching request one or more search engines of described search engine administration module, and converts described first searching request to described search engine receptible second searching request;
One Search Results summarizing module is used for first Search Results that described search engine returns is gathered formation second Search Results;
One network transmission module, be used to receive described first searching request, send described second Search Results to described portable terminal, send described second searching request to described search engine, receive described first Search Results simultaneously.
2, the system of realization network resource search by mobile terminal according to claim 1, it is characterized in that, described search engine administration module also is used to set the ranking information of described search engine at different searching request types, and described searching request modular converter is selected corresponding search engine according to the type of described first searching request and the ranking information of described search engine.
3, the system of realization network resource search by mobile terminal according to claim 2 is characterized in that, described search engine administration module also is used to add new search engine interface or adds new search engine interface by the visit central server.
4, the system of realization network resource search by mobile terminal according to claim 2, it is characterized in that described searching request modular converter is selected described search engine according to the ranking information of the key word in described first searching request, search-type, user gradation authority information and described search engine.
5, the system of realization network resource search by mobile terminal according to claim 1 is characterized in that, described search engine comprises centralized search engine and distributed search engine.
6, the system of realization network resource search by mobile terminal according to claim 1 is characterized in that, described network transmission module is supported at least a communication protocol among SMS, MMS, WAP, HTTP, SIP, TLS, SSL and the SOAP.
7, the system of realization network resource search by mobile terminal according to claim 1, it is characterized in that, described Search Results summarizing module also is used for the described first Search Results clauses and subclauses of returning from different search engines are carried out similarity analysis, remove redundant entries, and the dead link of deleting in described first Search Results reaches and linking that mate the blacklist website of setting.
8, the system of realization network resource search by mobile terminal according to claim 7, it is characterized in that, described Search Results summarizing module also is used for the clauses and subclauses of described first Search Results are described simplifies, and only keeps the context statement that contains key word, or retain header only.
9, the system of realization network resource search by mobile terminal according to claim 1 is characterized in that, also comprises a search authentication module, is used for described first searching request is authenticated.
10, the system of realization network resource search by mobile terminal according to claim 1 is characterized in that, also comprises:
One download content module is used to receive the content download request of described portable terminal, and downloads the first download content that described portable terminal requirement is downloaded;
One content transcoding module is used for the capability set information according to described portable terminal, and the first download content that described download content module is downloaded is converted to the second download content; And
One content uploading module is used for downloading content with described second and is uploaded to described portable terminal by network.
11, the system of realization network resource search by mobile terminal according to claim 10 is characterized in that, also comprises:
One content caching administration module is used for described content uploading module uploaded content is carried out buffer memory.
12, the system of realization network resource search by mobile terminal according to claim 10 is characterized in that, comprises that also one downloads authentication module, is used for described content download request is authenticated.
13, the system of realization network resource search by mobile terminal according to claim 10, it is characterized in that the capability set information of described portable terminal includes but not limited to video frame rate, video resolution and the maximum data transfer rate of the audio sample rate of the audio decoder of production firm, model, screen resolution and color accuracy, support and Video Decoder, support and channel number, support.
14, the system of realization network resource search by mobile terminal according to claim 10, it is characterized in that, the method that described content uploading module is uploaded content to portable terminal includes but not limited to that SMS, MMS, WAP push, SIP push, rtp streaming formula are uploaded, HTTP breakpoint transmission, FTP breakpoint transmission or put into the personal space of user in system, waits for that the user initiatively initiates WAP and downloads.
15, a kind of method that realizes network resource search by mobile terminal is used for realizing search to Internet resources according to first searching request of portable terminal, and returns to described portable terminal second Search Results, may further comprise the steps:
Step 201, described portable terminal send described first searching request to network transmission module;
Step 202, the searching request modular converter is selected search engine according to described first searching request, and converts described first searching request to be transmitted to selection after receptible second searching request of described search engine search engine;
Step 203, described search engine returns to described network transmission module with first Search Results;
Step 204, Search Results summarizing module gather the back to described first Search Results and form described second Search Results;
Step 205, described network transmission module send described second Search Results to described portable terminal.
16, the method for realization network resource search by mobile terminal according to claim 15 is characterized in that, in the described step 202, carries out the memory storage of the hardware platform at the described searching request modular converter of the preceding search earlier of web search place.
17, the method for realization network resource search by mobile terminal according to claim 16 is characterized in that, described step 204 specifically may further comprise the steps:
Step 2041, described Search Results summarizing module is carried out similarity analysis to the clauses and subclauses of described first Search Results that returns from different search engines, removes repeated entries;
Step 2042, described Search Results summarizing module are deleted dead link in the described first Search Results clauses and subclauses, and linking of mating of the blacklist website set of deletion and keeper;
Step 2043, described Search Results summarizing module is simplified the description of each clauses and subclauses in described first Search Results, only keeps the context statement that contains key word, or retain header only;
Step 2044, described Search Results summarizing module is put out described second Search Results in order according to the form that portable terminal requires.
18, the method for realization network resource search by mobile terminal according to claim 15, it is characterized in that, in the described step 202, described searching request modular converter is selected corresponding search engine according to the type of described first searching request and the ranking information of described search engine.
19, the method for realization network resource search by mobile terminal according to claim 15 is characterized in that, also comprises between described step 201 and the step 202:
Step 206, the search authentication module authenticates described first searching request, has only authentication by just continuing execution.
20, the method for realization network resource search by mobile terminal according to claim 17 is characterized in that, also comprises step:
Step 301, described portable terminal is selected in described second Search Results, and sends download request to the download content module;
Step 302, described download content module sends request according to the link information in the described downloading request message to content server, and the content of download request;
Step 303, content transcoding module is carried out the transcoding operation with described download content module downloaded contents;
Step 304, the content uploading module content delivery after with transcoding is to described portable terminal.
21, the method for realization network resource search by mobile terminal according to claim 20, it is characterized in that, the method that described content uploading module is uploaded content to portable terminal includes but not limited to that SMS, MMS, WAP push, SIP push, rtp streaming formula are uploaded, HTTP breakpoint transmission, FTP breakpoint transmission or put into the personal space of user in system, waits for that the user initiatively initiates WAP and downloads.
22, the method for realization network resource search by mobile terminal according to claim 17 is characterized in that, also comprises step:
Step 401, described portable terminal is selected in described second Search Results, and sends download request to the download content module;
Step 402, described download content module sends request according to the link information in the described downloading request message to content server, requires the content of streaming download request, and the content of download request;
Step 403, after having partial content to download, content transcoding module is carried out the transcoding operation to it, and described portable terminal is given in stream transmission then.
According to the method for claim 20 or 22 described realization network resource search by mobile terminal, it is characterized in that 23, described content transcoding module is carried out the transcoding operation according to the capability set information of described portable terminal to described download content module downloaded contents.
24, the method for realization network resource search by mobile terminal according to claim 23, it is characterized in that the capability set information of described portable terminal comprises video frame rate, video resolution and the maximum data transfer rate of the audio sample rate of the audio decoder of production firm, model, screen resolution and color accuracy, support and Video Decoder, support and channel number, support.
25, according to the method for claim 20 or 22 described realization network resource search by mobile terminal, it is characterized in that, also comprise step:
The content caching administration module carries out buffer memory to described content uploading module uploaded content.
26, the method for realization network resource search by mobile terminal according to claim 25, it is characterized in that, described download content module is before sending request to described content server, search the backup whether described mobile terminal request content is arranged in the buffer memory, if have, directly from buffer memory, propose this content and give described content uploading resume module, otherwise connect with content server and carry out download content.
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