CN102685248B - A kind of data download method and system - Google Patents
A kind of data download method and system Download PDFInfo
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- CN102685248B CN102685248B CN201210172182.1A CN201210172182A CN102685248B CN 102685248 B CN102685248 B CN 102685248B CN 201210172182 A CN201210172182 A CN 201210172182A CN 102685248 B CN102685248 B CN 102685248B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0889—Techniques to speed-up the configuration process
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0803—Configuration setting
- H04L41/0813—Configuration setting characterised by the conditions triggering a change of settings
- H04L41/082—Configuration setting characterised by the conditions triggering a change of settings the condition being updates or upgrades of network functionality
Abstract
The embodiment of the present invention provides a kind of data download method and system, said method comprising the steps of: long-distance management system by multiple Packet Generation to communication access device; Terminal is downloading data bag from communication access device one by one; After a packet has been downloaded, terminal gets started has downloaded other packets from communication access device; Described system comprises: long-distance management system, for by multiple Packet Generation to communication access device; Communication access device, for receiving the packet that long-distance management system sends, downloads the packet of reception for terminal; Terminal, for downloading data bag from communication access device one by one; After a packet has been downloaded, terminal gets started has downloaded other packets from communication access device.
Description
Technical field
The present invention relates to technical field of data transmission, particularly a kind of data download method and system.
Background technology
Along with the progress of science and technology, current electronic product is widely used in all trades and professions.User can by the function using terminal equipment to realize abundant species, and can utilize network to carry out upgrading renewal to the software of terminal equipment, or the data required for obtaining.So popularizing along with great amount of terminals equipment, the system that terminal in certain limit is managed will inevitably be there is.
Such as, the existing a kind of special system for the telemanagement of POS terminal (TerminalManagementSystem is called for short TMS); When POS terminal needs to obtain packet to long-distance management system, the dialog mode method relying on prior art one must be answered to answer by is downloaded, and concrete mode is as follows:
Terminal sends a download request to long-distance management system, specifies the packet that a terminal needs in this download request; Long-distance management system provides the packet needed for terminal, by this Packet Generation to communication access device according to request; Terminal is from communication access device downloading data bag; Terminal completes the backward long-distance management system feedback acknowledgment information of the download of packet.
This conversational method for down loading structure is simple, and clear logic, is easy to realize by program.But in the manner described above, terminal can only download a packet from long-distance management system at every turn, when terminal needs to download mass data bag from telemanagement, said process must be repeated.This also just causes needing to repeat to experience the process of asking many times with awaiting a response, a large amount of time must be wasted in the process of wait, and the download transmission path in this waiting process between communication access device and terminal is in idle condition always, so make download efficiency low, the stand-by period is long.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of data download method and system, realize the download more efficiently completing mass data bag fast.
For achieving the above object, concrete technical scheme of the present invention is as follows:
A kind of data download method, said method comprising the steps of:
Long-distance management system by multiple Packet Generation to communication access device;
Terminal is downloading data bag from communication access device one by one; After a packet has been downloaded, terminal gets started has downloaded other packets from communication access device.
Described method also comprises:
Terminal is after the download completing a packet, and to long-distance management system feedback acknowledgment information, long-distance management system receives and to supplement a new packet after confirmation to communication access device.
Described terminal is specially to long-distance management system feedback acknowledgment information:
Terminal verifies the packet completing download, and verification succeeds is then to long-distance management system feedback acknowledgment information; Verify unsuccessfully then automatic request for repetition request, again download this packet.
Multiple Packet Generation is specially to communication access device by described long-distance management system:
Terminal sends the request of downloading data bag to long-distance management system, specifies the packet that terminal needs to download in the request of described downloading data bag;
After the downloading data bag request of long-distance management system receiving terminal, by the Packet Generation of specifying in packet download request to communication access device, described in be sent to communication access device the total amount that takes up room of packet be not more than the capacity of described communication access device.
The number of the packet of specifying in described packet download request is no less than the number that long-distance management system is sent to the packet of communication access device for the first time.
Described method also comprises:
Long-distance management system before by Packet Generation to communication access device, compresses packet.
A kind of data downloading system, described system comprises:
Long-distance management system, for by multiple Packet Generation to communication access device;
Communication access device, for receiving the packet that long-distance management system sends, downloads the packet of reception for terminal;
Terminal, for downloading data bag from communication access device one by one; After a packet has been downloaded, terminal gets started has downloaded other packets from communication access device.
Described terminal also comprises correction verification module, and described correction verification module is used for verifying the packet completing download, and verification succeeds is then to long-distance management system feedback acknowledgment information; Verify unsuccessfully then automatic request for repetition request;
Then described long-distance management system also comprises sending module, for supplementing a new packet to communication access device after receiving confirmation, or after being subject to re-send request may, allowing this packet reenter in download queue and again downloading for terminal.
Described terminal also comprises request module, for sending the request of downloading data bag to long-distance management system, specifies the packet that terminal needs to download in the request of described downloading data bag;
Then multiple Packet Generation is specially to communication access device by described long-distance management system, the downloading data bag request of described sending module receiving terminal; And by the Packet Generation of specifying in packet download request to communication access device, described in be sent to communication access device the total amount that takes up room of packet be not more than the capacity of described communication access device.
Described long-distance management system also comprises:
Compression module, for before by Packet Generation to communication access device, compresses packet.
According to above technical scheme, the beneficial effect that the present invention exists is, by long-distance management system to the multiple packet of the disposable transmission of communication access device, and terminal is from communication access device downloading data bag one by one, after a packet has been downloaded, terminal gets started has downloaded other packets from communication access device; The download transmission path realized between communication access device and terminal continues to be in full load condition, maximizes download efficiency, saves the time of user.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is method flow diagram described in the embodiment of the present invention;
Fig. 2 is optimization method flow chart described in the embodiment of the present invention;
Fig. 3 is method flow diagram described in another embodiment of the present invention;
Fig. 4 is system configuration schematic diagram described in the embodiment of the present invention;
Fig. 5 is system configuration schematic diagram described in another embodiment of the present invention.
Embodiment
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Shown in Figure 1, a specific embodiment disclosed in the method for the invention.Described in the present embodiment, method comprises the following steps:
Step 101, long-distance management system by multiple Packet Generation to communication access device;
Step 102, terminal be downloading data bag from communication access device one by one; After a packet has been downloaded, terminal gets started has downloaded other packets from communication access device.
According to method described in the present embodiment, terminal, in the process downloading multiple packet, no longer needs repetitive requests repeatedly and awaits a response; Due to long-distance management system by multiple Packet Generation to communication access device, so terminal is after the download completing a packet, the download of next packet can be got started, make the download path between communication access device and terminal be in full load condition all the time, maximise download efficiency.
Optimize further for embodiment illustrated in fig. 1, can also comprise the following steps, as shown in Figure 2:
Step 103, terminal, after the download completing a packet, verify the packet completing download, and verification succeeds is then to long-distance management system feedback acknowledgment information; Verify unsuccessfully then automatic request for repetition request, again download this packet;
Step 104, long-distance management system receive and to supplement a new packet after confirmation to communication access device.
Due to the finite capacity of communication access device, may not all packets needed for disposable accommodation terminal, if be sent out so all packets that terminal needs do not send to communication access device at long-distance management system in the process of packet for the first time, then long-distance management system also needs follow-up continuation to send remainder data bag in communication access device.And the packet be downloaded in communication access device can't be stored in for a long time in communication access device and takes up room, often communication access device no longer retains and has completed downloading data bag.
According to the prioritization scheme described in step 103 and step 104, terminal is after the download completing a packet, can verify packet, if verification succeeds, namely this packet is packet needed for terminal and content intact can normally use, then terminal feedback confirmation is to long-distance management system, and namely long-distance management system supplements new packet in communication access device, continues to carry out efficiently to maintain downloading process; If verify unsuccessfully, namely this packet is not that the required or packet of terminal exists any abnormal conditions and can not use, then again download this packet; That is when verifying unsuccessfully and generating re-send request may, need in communication access device to continue to retain the failed packet of this verification, and this packet is reentered in download queue again download for terminal.
By above prioritization scheme, make technical scheme in the present embodiment more complete.
With reference to Figure 3 shows that the method for the invention another specific embodiment disclosed, for ease of understanding, the present embodiment is described under described method is placed in concrete application scenarios.Described in the present embodiment, method specifically comprises the following steps:
Step 301, terminal send the request of downloading data bag to long-distance management system, and in the request of described downloading data bag, designated terminal needs the packet downloaded;
Above-mentioned steps plays the effect triggering whole technical scheme in the present embodiment, terminal use can generate the request of downloading data bag according to the demand of reality, and specify some packets to download in the request, in the present embodiment, user specifies 20 packets altogether and downloads;
After the downloading data bag request of step 302, long-distance management system receiving terminal, the packet of specifying in packet download request is compressed;
The present embodiment medium-long range management system needed to compress the volume of packet, to save memory space and download time before transmission packet;
Step 303, long-distance management system by the Packet Generation after compression to communication access device, described in be sent to communication access device the total amount that takes up room of packet be not more than the capacity of described communication access device;
In general because the finite capacity of communication access device, all packets may not specified in the request of disposable accommodation downloading data bag; So the data packet number of specifying as user is more, take up room larger, when long-distance management system first time sends packet to communication access device, a part in packet specified by optionally sending all, the space of this partial data bag duty is not more than the capacity of communication access device; 8 in 20 packets that the present embodiment medium-long range management system selects terminal to specify in the process of first time transmission are sent in communication access device;
Step 304, terminal be downloading data bag from communication access device one by one; After a packet has been downloaded, terminal gets started has downloaded other packets from communication access device;
In the present embodiment, terminal selects one in 8 packets received in communication access device to start to download, and after this packet has been downloaded, terminal is without the need to again sending other download requests to long-distance management system, also need not await a response, directly start the download of other packets;
Step 305, terminal, after the download completing a packet, verify the packet completing download, and verification succeeds then to long-distance management system feedback acknowledgment information, enters step 306; Verify unsuccessfully then automatic request for repetition request, enter step 307;
In the step 304 of the present embodiment, terminal has completed the download of a packet and has started the download of other packets, while other packets of terminal downloads, the packet to completing download is also needed to verify, concrete: if verification succeeds, namely this packet is packet needed for terminal and content intact can normally use, then terminal feedback confirmation is to long-distance management system, namely long-distance management system supplements new packet in communication access device, continues to carry out efficiently to maintain downloading process; If verify unsuccessfully, namely this packet is not that the required or packet of terminal exists any abnormal conditions and can not use, then again download this packet;
Step 306, long-distance management system receive and to supplement a new packet after confirmation to communication access device;
Due to the finite capacity of communication access device in the present embodiment, disposable 8 of containing in 20 specified packets, so have any one to complete download in first batch of 8 packets received in communication access device, and when long-distance management system receives confirmation, communication access device is not preserving the packet of download, thus cleans out a part of memory space; Then in remaining 12 terminal specific data bags can add in communication access device by long-distance management system;
After step 307, remote principle system receive re-send request may, command communication access device continues to retain the failed packet of this verification, and this packet is reentered in download queue again download for terminal; Namely step 304 is got back to;
Step 308, repeated execution of steps 304-step 307, until terminal completes the download of the packet of specifying in the request of all downloading data bags, terminate above-mentioned flow process;
In the present embodiment, in specified 20 packets any one, all need carry out downloading and verifying according to the process of step 304-step 307; It should be noted that, after whole 20 packets are sent to communication access device by long-distance management system, even if receive again confirmation also no longer supplemental data packets to communication access device; When terminal verifies the packet that last completes download time, there are not other packets in communication access device, so without the need to downloading again.
In the present embodiment, terminal specifies multiple packet needed for self by the request of downloading data bag, by sending the download once asking can realize all packets; Described long-distance management system by multiple Packet Generation to communication access device, so terminal is after the download completing a packet, the download of next packet can be got started, make the download path between communication access device and terminal be in full load condition all the time, maximise download efficiency; Method described in the present embodiment avoids dialog mode in prior art and downloads repeatedly request and the tedious steps repeatedly awaited a response, and has saved the time; And in the present embodiment, the packet completing download is carried out to the process verified, concrete be described in verification succeeds and verify failed two kinds of situations under alignment processing mode, make technical scheme more complete clear.
Shown in corresponding diagram 1, technical scheme disclosed in embodiment of the method, discloses a kind of data downloading system in the present embodiment, and its structure is shown in Figure 4.Described in the present embodiment, system comprises:
Long-distance management system, for by multiple Packet Generation to communication access device;
Communication access device, for receiving the packet that long-distance management system sends, downloads the packet of reception for terminal;
Terminal, for downloading data bag from communication access device one by one; After a packet has been downloaded, terminal gets started has downloaded other packets from communication access device.
According to system described in the present embodiment, terminal, in the process downloading multiple packet, no longer needs repetitive requests repeatedly and awaits a response; Due to long-distance management system by multiple Packet Generation to communication access device, so terminal is after the download completing a packet, the download of next packet can be got started, make the download path between communication access device and terminal be in full load condition all the time, maximise download efficiency.
With reference to Figure 5 shows that second specific embodiment disclosed in system of the present invention, the present embodiment has done further optimization on the basis of system shown in Figure 4 embodiment, specific as follows:
Long-distance management system, comprising:
Sending module, for the downloading data bag request of receiving terminal; And by the Packet Generation of specifying in packet download request to communication access device, described in be sent to communication access device the total amount that takes up room of packet be not more than the capacity of described communication access device; And after receiving confirmation, supplement a new packet again download for terminal to communication access device or reenter in download queue at the failed packet of reception re-send request may relief verification;
Compression module, for before by Packet Generation to communication access device, compresses packet;
Communication access device, for receiving the packet that long-distance management system sends, downloads the packet of reception for terminal;
Terminal, described terminal comprises:
Download module, for downloading data bag from communication access device one by one; After a packet has been downloaded, terminal gets started has downloaded other packets from communication access device;
Request module, for sending the request of downloading data bag to long-distance management system, specifies the packet that terminal needs to download in the request of described downloading data bag;
Correction verification module, for verifying the packet completing download, verification succeeds is then to long-distance management system feedback acknowledgment information; Verify unsuccessfully then automatic request for repetition request;
In the present embodiment, described long-distance management system is a kind of specially for the system (TerminalManagementSystem is called for short TMS) of the telemanagement of POS terminal, then described terminal is specially POS terminal.
The beneficial effect that the present embodiment exists is, terminal specifies multiple packet needed for self by the request of downloading data bag, by sending the download once asking can realize all packets; Described long-distance management system by multiple Packet Generation to communication access device, so terminal is after the download completing a packet, the download of next packet can be got started, make the download path between communication access device and terminal be in full load condition all the time, maximise download efficiency; Method described in the present embodiment avoids dialog mode in prior art and downloads repeatedly request and the tedious steps repeatedly awaited a response, and has saved the time; And in the present embodiment, the packet completing download is carried out to the process verified, concrete be described in verification succeeds and verify failed two kinds of situations under alignment processing mode, make technical scheme more complete clear.
It should be noted that, communication access device described in each embodiment of the application, can select in actual applications Mao Chi (MODEMPOOL), network controller (NAC) or other can realize the device of similar functions.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (6)
1. a data download method, is characterized in that, said method comprising the steps of:
Long-distance management system by multiple Packet Generation to communication access device;
Terminal is downloading data bag from communication access device one by one; After a packet has been downloaded, terminal gets started has downloaded other packets from communication access device;
Terminal is after the download completing a packet, and to long-distance management system feedback acknowledgment information, long-distance management system receives and to supplement a new packet after confirmation to communication access device;
Multiple Packet Generation is specially to communication access device by described long-distance management system:
Terminal sends the request of downloading data bag to long-distance management system, specifies the packet that terminal needs to download in the request of described downloading data bag;
After the downloading data bag request of long-distance management system receiving terminal, by the Packet Generation of specifying in packet download request to communication access device, described in be sent to communication access device the total amount that takes up room of packet be not more than the capacity of described communication access device.
2. method according to claim 1, it is characterized in that, described terminal is specially to long-distance management system feedback acknowledgment information:
Terminal verifies the packet completing download, and verification succeeds is then to long-distance management system feedback acknowledgment information; Verify unsuccessfully then automatic request for repetition request, again download this packet.
3. method according to claim 1, is characterized in that:
The number of the packet of specifying in described packet download request is no less than the number that long-distance management system is sent to the packet of communication access device for the first time.
4. method according to claim 1-2 any one, is characterized in that, described method also comprises:
Long-distance management system before by Packet Generation to communication access device, compresses packet.
5. a data downloading system, is characterized in that, described system comprises:
Long-distance management system, for by multiple Packet Generation to communication access device;
Communication access device, for receiving the packet that long-distance management system sends, downloads the packet of reception for terminal;
Terminal, for downloading data bag from communication access device one by one; After a packet has been downloaded, terminal gets started has downloaded other packets from communication access device;
Described terminal also comprises correction verification module, and described correction verification module is used for verifying the packet completing download, and verification succeeds is then to long-distance management system feedback acknowledgment information; Verify unsuccessfully then automatic request for repetition request;
Then described long-distance management system also comprises sending module, for supplementing a new packet to communication access device after receiving confirmation, or after receiving re-send request may, allowing this packet reenter in download queue and again downloading for terminal;
Described terminal also comprises request module, for sending the request of downloading data bag to long-distance management system, specifies the packet that terminal needs to download in the request of described downloading data bag;
Then multiple Packet Generation is specially to communication access device by described long-distance management system, the downloading data bag request of described sending module receiving terminal; And by the Packet Generation of specifying in packet download request to communication access device, described in be sent to communication access device the total amount that takes up room of packet be not more than the capacity of described communication access device.
6. system according to claim 5, it is characterized in that, described long-distance management system also comprises:
Compression module, for before by Packet Generation to communication access device, compresses packet.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210172182.1A CN102685248B (en) | 2012-05-29 | 2012-05-29 | A kind of data download method and system |
| PCT/CN2013/076417 WO2013178067A1 (en) | 2012-05-29 | 2013-05-29 | Data download method and system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210172182.1A CN102685248B (en) | 2012-05-29 | 2012-05-29 | A kind of data download method and system |
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| CN102685248A CN102685248A (en) | 2012-09-19 |
| CN102685248B true CN102685248B (en) | 2016-01-27 |
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| CN102685248B (en) * | 2012-05-29 | 2016-01-27 | 银联商务有限公司 | A kind of data download method and system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1399447A (en) * | 2001-07-25 | 2003-02-26 | 英业达集团（南京）电子技术有限公司 | Method of downloading large data based on radio communication protocol |
| CN101515967A (en) * | 2009-03-18 | 2009-08-26 | 中兴通讯股份有限公司 | Over-the-air downloader of terminal firmware and method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20030147369A1 (en) * | 2001-12-24 | 2003-08-07 | Singh Ram Naresh | Secure wireless transfer of data between different computing devices |
| CN1469244A (en) * | 2002-07-19 | 2004-01-21 | 文化传信科技（澳门）有限公司 | Document down loading method and system |
| CN101179597B (en) * | 2007-11-30 | 2010-12-15 | 华为技术有限公司 | File transfer method, system and a master control board |
| CN101494596B (en) * | 2008-01-23 | 2013-07-10 | 大唐移动通信设备有限公司 | Method and apparatus for downloading control surface data packet |
| CN102685248B (en) * | 2012-05-29 | 2016-01-27 | 银联商务有限公司 | A kind of data download method and system |
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- 2012-05-29 CN CN201210172182.1A patent/CN102685248B/en active Active
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1399447A (en) * | 2001-07-25 | 2003-02-26 | 英业达集团（南京）电子技术有限公司 | Method of downloading large data based on radio communication protocol |
| CN101515967A (en) * | 2009-03-18 | 2009-08-26 | 中兴通讯股份有限公司 | Over-the-air downloader of terminal firmware and method thereof |
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| CN102685248A (en) | 2012-09-19 |
| WO2013178067A1 (en) | 2013-12-05 |
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