CN102088696A - Method and system for downloading large file from target server by mobile terminal - Google Patents
Method and system for downloading large file from target server by mobile terminal Download PDFInfo
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- CN102088696A CN102088696A CN2011100616715A CN201110061671A CN102088696A CN 102088696 A CN102088696 A CN 102088696A CN 2011100616715 A CN2011100616715 A CN 2011100616715A CN 201110061671 A CN201110061671 A CN 201110061671A CN 102088696 A CN102088696 A CN 102088696A
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Abstract
The invention provides a method for downloading a large file from a target server which does not support sectioned downloading by a mobile terminal. The method comprises the following steps: before the large file is downloaded from the target server which does not support sectioned downloading, the mobile terminal firstly sends the download link of the target server to a proxy server; the network of the proxy server does not limit the size of a gateway file and supports sectioned downloading; the proxy server accesses the target server and downloads the large file; and after the proxy server receives the large file, the large file is downloaded by section from the proxy server by the mobile terminal. The invention can solve the problem that the mobile terminal has difficulty in downloading the large file from the target server which does not support sectioned downloading, so that the mobile terminal can obtain a required large file from the target server by the middle proxy server which supports sectioned downloading, thereby satisfying the requirement of the mobile terminal for downloading the large file.
Description
Technical field
The present invention relates to the big file downloading field of mobile browser, more specifically, relate to a kind of portable terminal that solves and never support the destination server of segmentation download to download the method and system of big file.
Background technology
Along with the progress of society and the development of technology, people use more and more that moving accesses terminal to enter the Internet wirelessly obtains information.At present, existing portable terminal adopts the mode of wireless narrow band access to carry out network insertion usually, compare with the broadband access of using on the computer end, the data transmission rate of wireless narrow band access is little, thus, when downloading same file, the needed time of wireless narrow band access will be longer than broadband access far away.
In addition, the connective stability of wireless narrow band access is relatively poor.Therefore, in carrying out lasting data transmission procedure, have big probability and occur connecting interruption, and then cause transfer of data to be interrupted.And, duration growth along with transfer of data, it is also big more to connect the probability that interrupts appearance, under the influence of this factor, carry out the download of big file by portable terminal, just need segmentation to carry out, the size of each segmentation needs to surpass the file size of operator's gateway restriction, and can be different from common file format by segmentation downloaded files form, wherein need to comprise segment information.
When utilizing network by mobile terminal to insert, domestic operator mainly provides following two kinds of narrow band access modes, a kind of mode be transfer of data to pass through the carrier server transfer (such as mobile cmwap, the 3gwap of UNICOM, telecommunications uinwap), be referred to as " transfer pattern " usually; Another kind of mode be transfer of data do not need by the carrier server transfer (such as mobile cmnet, the 3gwnet of UNICOM, telecommunications uinnet WiFi), is referred to as " direct-connected pattern " usually, wherein " transfer pattern " is bigger than the popularity rate of " direct-connected pattern ".
Yet when carrying out network download, the gateway of part operator can limit the size of single download file, if surpassed this limits value, will cause this document failed download.For example, if the size of single download file surpasses the limits value (as 1M) of gateway, can think that then this document download is for example owing to the overtime failed download that causes.Therefore, if existing mobile terminal user is used " transfer pattern " access network, then when downloading big file, the file failed download appears probably.
Though segmentation is downloaded mobile phone users is downloaded to above the big or small file of gateway restriction, but not all target resource server is all supported the segmentation download function, if the target resource server does not support segmentation to download, then can disposablely pass to portable terminal to whole file, thereby cause this big file to be abandoned by operator's gateway, portable terminal finally can't successfully be downloaded this document.
Summary of the invention
In view of the above problems, the objective of the invention is to solve mobile terminal user when downloading the big file that surpasses gateway restriction size to the target resource server, owing to the target resource server is not supported the problem that can't successfully download this big file that the segmentation download causes.
According to an aspect of the present invention, the destination server that provides a kind of portable terminal never to support segmentation to download is downloaded the method for big file, comprising:
Before downloading big file from the described destination server of not supporting segmentation to download, portable terminal sends to acting server with the download link of described destination server earlier, and the network of described acting server is not downloaded the restriction and the support segmentation of gateway file size;
Described acting server access destination server also carries out the download of big file;
After described acting server received described big file, portable terminal was downloaded described big file from described acting server segmentation.
Further, after described acting server receives described big file, described big file is divided into the subfile that the download capabilities of a plurality of and described portable terminal is complementary according to the download capabilities of portable terminal.
Moreover, described portable terminal is before the download link with described destination server sends to acting server, judge earlier the downloaded files of wanting whether exceed portable terminal can the downloaded files size restriction, if the downloaded files of wanting do not exceed portable terminal can the downloaded files size restriction, then can be directly from the destination server downloading object file; If the downloaded files of wanting exceed portable terminal can the downloaded files size restriction, judge further then whether described destination server supports the segmentation download; If described destination server supports segmentation to download, then directly from described destination server downloading object file; Otherwise carry out the download of described big file by described acting server.
According to a further aspect in the invention, provide a kind of big file download system, comprised portable terminal, destination server and acting server, wherein,
The destination server of described destination server for not supporting that segmentation is downloaded;
The network of described acting server is not downloaded the restriction and the support segmentation of gateway file size;
Described portable terminal is before downloading big file from the described destination server of not supporting segmentation to download, download link with described destination server sends to acting server earlier, by described acting server access destination server and after carrying out the download of big file, portable terminal is downloaded described big file from described acting server segmentation again.
Utilize above-mentioned portable terminal according to the present invention to download the method and system of big file from destination server, can overcome portable terminal is difficult to never support the destination server of segmentation download to download the problem of big file, make portable terminal by means of supporting middle-agent's server that segmentation is downloaded to obtain the big file that needs, satisfy the big file of portable terminal and download demand from destination server.
In order to realize above-mentioned and relevant purpose, one or more aspects of the present invention comprise the feature that the back will describe in detail and particularly point out in the claims.Following explanation and accompanying drawing describe some illustrative aspects of the present invention in detail.Yet, the indication of these aspects only be some modes that can use in the variety of way of principle of the present invention.In addition, the present invention is intended to comprise all these aspects and their equivalent.
Description of drawings
By the content of reference below in conjunction with the description of the drawings and claims, and along with understanding more comprehensively of the present invention, other purpose of the present invention and result will understand and easy to understand more.In the accompanying drawings:
Fig. 1 shows the method flow diagram that the destination server of never supporting segmentation to download according to portable terminal of the present invention is downloaded big file; And
Fig. 2 shows the block diagram according to big file download system of the present invention.
Identical label is indicated similar or corresponding feature or function in institute's drawings attached.
Embodiment
Below with reference to accompanying drawing specific embodiments of the invention are described in detail.
Never support to download on the server of segmentation download the problem of big file in order to solve portable terminal, the present invention is provided with middle-agent's server of supporting that segmentation is downloaded between portable terminal and destination server, the network of this acting server does not have the restriction of file size, can successfully download portable terminal can't disposable download big file, and then should be transferred to portable terminal by big file fragmentation.In statement of the present invention, big file refers to the file of the file size that is limited above the mobile terminal operator gateway, also can be described as above portable terminal disposable can the downloaded files size file, file size such as the restriction of CMWAP gateway is 1M, the file that surpasses 1M all is called as big file, can not support disposable download.
Portable terminal among the present invention refers to the portable network access device, as mobile phone, PDA etc., generally can thereby can't disposable (not segmentation) download the file that surpasses a certain size, otherwise can cause losing of institute's file in download owing to the former of Virtual network operator and terminal itself.
Fig. 1 shows the method flow diagram that the destination server of never supporting segmentation to download according to portable terminal of the present invention is downloaded big file.As shown in Figure 1, method of the present invention comprises the steps:
S110: before the destination server of never supporting segmentation to download was downloaded big file, portable terminal sent to acting server with the download link of described destination server earlier; The network of acting server is not wherein downloaded the restriction and the support segmentation of gateway file size;
S120: the download link access destination server that acting server sends according to portable terminal also carries out the download of big file;
S130: after receiving the big file of being downloaded at acting server, portable terminal is downloaded this big file from the acting server segmentation.
Particularly, as example, after visiting a certain webpage by browser of mobile terminal and clicking download link, the background server of portable terminal will send to specific acting server to this download link, the residing network of this acting server is not to the restriction of gateway file, be acting server network for the size of transfer files without limits, and the segmentation of the big file of this acting server support is downloaded; Like this, acting server is after receiving the download link that portable terminal sends, promptly according to this download link access destination website and download, because the network of acting server to the size of transfer files without limits, therefore, even if targeted sites does not support the segmentation of big file to download, this acting server can successfully download portable terminal the big file that can't download; After big file is downloaded to acting server,,, thereby obtain this big file so browser of mobile terminal just can and carry out the segmentation download of this big file by access proxies because acting server supports segmentation to download.
The objective of the invention is never to support to download on the server of segmentation download the problem of big file in order to solve portable terminal, in concrete application implementation process of the present invention, portable terminal at needs before the destination server file in download, can also judge in advance the downloaded files of wanting whether exceed portable terminal can the downloaded files size restriction, if the downloaded files of wanting do not exceed portable terminal can the downloaded files size restriction, then can directly need not to carry out transfer and handle by acting server from the destination server downloading object file; If the downloaded files of wanting exceed portable terminal can the downloaded files size restriction, judge further then whether destination server supports segmentation to download, if destination server supports segmentation to download, then also can directly need not to carry out transfer by acting server handles from the destination server downloading object file, if destination server does not support segmentation to download, then carry out the download of big file of the present invention by acting server according to flow process shown in Figure 1.
In addition, in actual application, the data transmission capabilities of each portable terminal (size of single transmission file) is not quite similar, can either large or small difference be arranged according to the software and hardware setting of Virtual network operator and portable terminal itself, therefore, download the efficient of big file in order to improve portable terminal targetedly, in a preferred embodiment of the present invention, acting server is again after destination server obtains big file, also can according to the download capabilities (size of single download file) of corresponding portable terminal will this big file division the subfile that is complementary of the download capabilities that is a plurality of and corresponding portable terminal, carry out follow-up segmentation for the corresponding mobile terminal and download.
Further, acting server can be a plurality of equal-sized subfiles with big file division when cutting apart big file, can be a plurality of subfiles that differ in size with big file division also.
As above the method that the destination server of never supporting segmentation to download according to portable terminal of the present invention is downloaded big file has been described with reference to Fig. 1, correspondingly, the present invention also provides a kind of big file download system, is used to realize that destination server that portable terminal never supports segmentation to download downloads the purpose of big file.
Fig. 2 shows the block diagram according to big file download system 200 of the present invention.As shown in Figure 2, big file download system 200 comprises portable terminal 210, acting server 220 and destination server 230.Wherein, acting server 220 can comprise segmentation download supporter (not shown).
Wherein, the destination server of destination server 230 for not supporting that segmentation is downloaded, the network of acting server 220 are not downloaded the restriction and the support segmentation of gateway file size.Portable terminal 210 is before never supporting the big file of destination server 230 downloads that segmentation is downloaded, download link with destination server 230 sends to acting server 220 earlier, by acting server 220 access destination servers 230 and after carrying out the download of big file, portable terminal 210 is downloaded needed big file from acting server 220 segmentations again.
The segmentation of acting server 220 is downloaded supporter and is used for big file is divided into a plurality of subfiles that are complementary with download capabilities this portable terminal according to the download capabilities of corresponding portable terminal, carry out follow-up segmentation for the corresponding mobile terminal and download, thereby improve the efficient that portable terminal is downloaded big file targetedly.
In addition, portable terminal can also comprise the judging unit (not shown), is used for before the download link with destination server sends to acting server, judge the downloaded files of wanting whether exceed portable terminal can the downloaded files size restriction; When want downloaded files exceed portable terminal can the downloaded files size restriction the time, judging unit judges further whether described destination server supports segmentation to download.Portable terminal want downloaded files exceed portable terminal can the downloaded files size restriction and corresponding destination server when not supporting that segmentation is downloaded, just need to obtain this big file by the transfer service of acting server.
As above see figures.1.and.2 and describe method and the big file download system that the destination server of never supporting segmentation to download according to portable terminal of the present invention is downloaded big file in the mode of example.But, it will be appreciated by those skilled in the art that the method and system that proposes for the invention described above, can also on the basis that does not break away from content of the present invention, make various improvement.Therefore, protection scope of the present invention should be determined by the content of appending claims.
Claims (7)
1. a portable terminal never supports the destination server of segmentation download to download the method for big file, comprising:
Before downloading big file from the described destination server of not supporting segmentation to download, portable terminal sends to acting server with the download link of described destination server earlier, and the network of described acting server is not downloaded the restriction and the support segmentation of gateway file size;
Described acting server access destination server also carries out the download of big file;
After described acting server received described big file, portable terminal was downloaded described big file from described acting server segmentation.
2. the method for claim 1, wherein after described acting server receives described big file,
Described big file is divided into the subfile that the download capabilities of a plurality of and described portable terminal is complementary according to the download capabilities of portable terminal.
3. method as claimed in claim 2, wherein, described portable terminal before the download link with described destination server sends to acting server, judge earlier the downloaded files of wanting whether exceed portable terminal can the downloaded files size restriction,
If the downloaded files of wanting do not exceed portable terminal can the downloaded files size restriction, then can be directly from the destination server downloading object file;
If the downloaded files of wanting exceed portable terminal can the downloaded files size restriction, judge further then whether described destination server supports the segmentation download;
If described destination server supports segmentation to download, then directly from described destination server downloading object file; Otherwise carry out the download of described big file by described acting server.
4. a big file download system comprises portable terminal, destination server and acting server, wherein,
The destination server of described destination server for not supporting that segmentation is downloaded;
The network of described acting server is not downloaded the restriction and the support segmentation of gateway file size;
Described portable terminal is before downloading big file from the described destination server of not supporting segmentation to download, download link with described destination server sends to acting server earlier, by described acting server access destination server and after carrying out the download of big file, portable terminal is downloaded described big file from described acting server segmentation again.
5. big file download system as claimed in claim 4, wherein, described acting server comprises:
Supporter is downloaded in segmentation, is used for described big file is divided into the subfile that the download capabilities of a plurality of and described portable terminal is complementary according to the download capabilities of corresponding portable terminal.
6. big file download system as claimed in claim 5, wherein, described portable terminal comprises:
Judging unit was used for before the download link with described destination server sends to acting server, judge the downloaded files of wanting whether exceed portable terminal can the downloaded files size restriction.
7. big file download system as claimed in claim 6, wherein, when want downloaded files exceed portable terminal can the downloaded files size restriction, described judging unit judges further whether described destination server supports the segmentation download.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110061671.5A CN102088696B (en) | 2011-03-15 | 2011-03-15 | Method and system for downloading large file from target server by mobile terminal |
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| CN201110061671.5A CN102088696B (en) | 2011-03-15 | 2011-03-15 | Method and system for downloading large file from target server by mobile terminal |
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| CN201510132945.3A Division CN104717295A (en) | 2011-03-15 | 2011-03-15 | Method and system for downloading big file from target server through mobile terminal |
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| CN102088696A true CN102088696A (en) | 2011-06-08 |
| CN102088696B CN102088696B (en) | 2015-04-29 |
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| CN103186644A (en) * | 2011-12-31 | 2013-07-03 | 北大方正集团有限公司 | Method, equipment and system for downloading front files |
| CN104079324A (en) * | 2013-03-25 | 2014-10-01 | 联想(北京)有限公司 | Data transmission method, electronic equipment and system |
| WO2016177055A1 (en) * | 2015-07-13 | 2016-11-10 | 中兴通讯股份有限公司 | File transmitting method and device |
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| CN101127781A (en) * | 2007-09-26 | 2008-02-20 | 北京搜狐新时代信息技术有限公司 | Method, device and mobile terminal for mobile terminal to download files |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103186644A (en) * | 2011-12-31 | 2013-07-03 | 北大方正集团有限公司 | Method, equipment and system for downloading front files |
| WO2013097812A1 (en) * | 2011-12-31 | 2013-07-04 | 北大方正集团有限公司 | Method and system for downloading font file |
| US20140164574A1 (en) * | 2011-12-31 | 2014-06-12 | Beijing Founder Electronics Co., Ltd. | Method and System for Downloading a Font File |
| KR101568947B1 (en) | 2011-12-31 | 2015-11-12 | 피킹 유니버시티 파운더 그룹 컴퍼니, 리미티드 | Method and system for downloading font file |
| CN103186644B (en) * | 2011-12-31 | 2016-09-21 | 北大方正集团有限公司 | A kind of download the method for font file, equipment and system |
| CN104079324A (en) * | 2013-03-25 | 2014-10-01 | 联想(北京)有限公司 | Data transmission method, electronic equipment and system |
| WO2016177055A1 (en) * | 2015-07-13 | 2016-11-10 | 中兴通讯股份有限公司 | File transmitting method and device |
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| CN102088696B (en) | 2015-04-29 |
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Effective date of registration: 20200630 Address after: 310052 room 508, floor 5, building 4, No. 699, Wangshang Road, Changhe street, Binjiang District, Hangzhou City, Zhejiang Province Patentee after: Alibaba (China) Co.,Ltd. Address before: Room 301, building 2, No. 16 Keyun Road, Tianhe District, Guangzhou City, Guangdong Province Patentee before: GUANGZHOU UCWEB COMPUTER TECHNOLOGY Co.,Ltd. |