CN101741901A - Method and device for realizing remote access to UPnP/DLNA device - Google Patents
Method and device for realizing remote access to UPnP/DLNA device Download PDFInfo
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Abstract
The invention discloses a method and a device for realizing remote access to a UPnP/DLNA device, which comprises a remote client and an LAN network side. The method comprises the following steps: the LAN network side collects the information of a UPnP/DLNA device in the LAN and transforms the collected device information to a Web server network page form; the remote client accesses the Web server network page at the LAN network side via a network browser, thereby realizing the remote access to the UPnP/DLNA device in the LAN. By using the method, the access to the UPnP/DLNA device is no longer limited within the LAN, and the serviceable range of the UPnP/DLNA device is widened.
Description
Technical field
The present invention relates to the visit of remote equipment, specifically, relate to the implementation method and the device of a kind of remote access to UPnP/DLNA equipment.
Background technology
In the past few years,, there is increasing resource (as picture, music, video etc.) to be present in the various equipment, makes that the resource-sharing demand between the various device is strong day by day along with the development of digital device.The appearance of UPnP and DLNA agreement makes these equipment (as family lan, office local area network (LAN)) to realize seamless resource-sharing and mutual operation in a local area network (LAN).
UPnP connects and a kind of framework of design at the peer-to-peer network of intelligent appliance, wireless device and PC (P2P), be intended to in family, small business, the public place or be connected to the ad-hoc net of the Internet or not supervising the network provide be easy to use, flexible and measured connection.UPnP is the simple extension of plug and play peripheral hardware pattern just not only, and can also be designed for and support zero configuration, " invisible " networking, and to the automatic discovery of the extensive device type of numerous manufacturers.This just means that an equipment can dynamically join in the network, obtains an IP address, circulates a notice of its function, and can understand the existence and the function of other equipment.
DLNA is based on UPnP, initiate to set up by companies such as Sony, Intel, Microsofts, be intended to solve PC, consumer appliances and mobile device the interconnecting of interior wireless network and finite element network, make Digital Media and content service unconfined share and growth becomes possibility.
At present, the scope of application of UPnP/DLNA equipment and service is confined in the local area network (LAN), and in home network, office network, the SSDP and the GENA agreement that are used for discovery mutually, event subscription and notice between the UPnP equipment all can not traverse routers.Therefore, have difficulties by the UPnP/DLNA equipment in the local area network (LAN)s such as long-range connection of UPnP and visit home network.Though UPnP forum is defining remote access protocol now, make long-range UPnP/DLNA equipment to visit the interior UPnP/DLNA equipment of local area network (LAN) by traverse router, this agreement also in customization procedure, also can't realize remote access at present; And when using this agreement, the UPnP remote access client need be installed in the remote equipment of the UPnP/DLNA equipment in the remote access local area network (LAN), realization is complicated, cost is higher.
Summary of the invention
The present invention is directed to the remote access technical problem that is difficult in the prior art to realize to UPnP/DLNA equipment, the implementation method of a kind of remote access to UPnP/DLNA equipment is provided, make the visit of UPnP/DLNA equipment cross over the restriction of local area network (LAN), expanded the scope of application of UPnP/DLNA device service.
For solving the problems of the technologies described above, the present invention is achieved by the following technical solutions:
The implementation method of a kind of remote access to UPnP/DLNA equipment, comprise Terminal Server Client and local area network (LAN) network terminal, described local net network end is collected the UPnP/DLNA equipment message in the local area network (LAN), and collected equipment message is converted to the Web server network page form; Described Terminal Server Client is visited the Web server Webpage of described local net network end by web browser, realizes the remote access to the UPnP/DLNA equipment in the local area network (LAN).
According to method of the present invention, described local net network end is collected the UPnP/DLNA equipment message in the local area network (LAN), then collected equipment message is stored in the database, Web server is according to its Webpage of message data real-time update of storing in the described database.
According to method of the present invention, described Web server preferably adopts dynamic web page technique to realize the synchronous renewal of the message data in Webpage and the described database.
According to method of the present invention, data uploading or downloading between described local net network end employing http proxy server interior UPnP/DLNA equipment of realization local area network (LAN) and the described Terminal Server Client.
According to method of the present invention, be the streaming media data transmission quality that guarantees to upload or download, described local net network end and described Terminal Server Client preferably adopt QoS network security mechanism to carry out uploading or downloading of data.
According to method of the present invention, described Terminal Server Client is when the described local net network end of visit, and the network of at first setting up both connects; Can adopt following method to set up network between two kinds connects: described local net network end registration DDNS, and described Terminal Server Client sends connection request by described DDNS; The Web server return authentication file of described local net network end; Described Terminal Server Client provides corresponding identity validation information according to described authentication document content; The identity validation information of described local net network end authenticating remote client, and after being proved to be successful, foundation is connected with the network of described Terminal Server Client.
The present invention also provides the implement device of a kind of remote access to UPnP/DLNA equipment, comprises Terminal Server Client and local area network (LAN) network terminal;
Described Terminal Server Client is provided with the web browser unit;
Described local net network end is provided with UPnP/DLNA transfer service module, and described UPnP/DLNA transfer service module includes:
UPnP/DLNA control assembly unit is used to collect UPnP/DLNA equipment message in the local area network (LAN), and it is preserved;
Web server, be used for the equipment message that described UPnP/DLNA control assembly unit is collected is converted to the Web server network page form, set up network for described Terminal Server Client with described local net network end and be connected, and be used for uploading between described Terminal Server Client and the described local net network end or the transfer of data download;
Memory cell is used to store the UPnP/DLNA equipment message and UPnP/DLNA equipment is uploaded or data downloaded.
According to device of the present invention, data uploading or downloading between described local net network end employing http proxy server interior UPnP/DLNA equipment of realization local area network (LAN) and the described Terminal Server Client.
According to device of the present invention, when described local area network (LAN) was family lan, described UPnP/DLNA transfer service module can be selected to be arranged in described the family lan interior set-top box or PC or home gateway.
Compared with prior art, advantage of the present invention and good effect are: the present invention is by converting the UPnP/DLNA equipment message in the local area network (LAN) to the Web server network page form, Terminal Server Client can be visited UPnP/DLNA equipment in the local area network (LAN) by web browser, does not need at the built-in any UPnP/DLNA protocol stack of Terminal Server Client.Remote access method of the present invention is simple and easy to usefulness, utilizes network security technology can guarantee remote access fail safe, has expanded the scope of application of current UPnP/DLNA device service.
Description of drawings
Fig. 1 is the structure chart of an embodiment of implement device of remote access to UPnP of the present invention/DLNA equipment;
The structure chart that Fig. 2 is based on Fig. 1 embodiment is realized the flow chart of the method for remote access to UPnP/DLNA equipment.
Embodiment
The present invention is further detailed explanation below in conjunction with accompanying drawing.
The present invention is for realizing the remote access of UPnP/DLNA equipment in the prior art, consider remote access fail safe and simple ease for use, a kind of remote access method and access means based on the B/S framework creatively proposed, under the prerequisite that does not change the existing software and hardware structure of Terminal Server Client, realize the remote access of Terminal Server Client to the UPnP/DLNA equipment in the local area network (LAN).The basic technical scheme of this remote access method is: the local net network end is responsible for collecting all UPnP/DLNA equipment messages in this local area network (LAN), and the equipment message of described collection is converted to the Web server network page form; The Terminal Server Client of network enabled browser as mobile phone, PC etc., is visited the Web server Webpage of described local net network end by its web browser, thereby realizes the remote access to all the UPnP/DLNA equipment in the local area network (LAN).
Fig. 1 shows the structure chart of an embodiment of implement device of remote access to UPnP of the present invention/DLNA equipment.
As shown in Figure 1, the implement device of this embodiment comprises Terminal Server Client and local area network (LAN) network terminal.
Described Terminal Server Client is provided with the web browser unit, and described web browser unit is embedded with media player, and supports the HTTP secure transfer protocol.
Described local net network end also is provided with UPnP/DLNA equipment transfer service module except that including several UPnP/DLNA equipment, the service of transfer is provided for the UPnP/DLNA equipment of remote client devices and local area network (LAN) inside.
Described UPnP/DLNA equipment transfer service module includes UPnP/DLNA Equipment Control assembly unit, Web server and memory cell.
Wherein, described UPnP/DLNA Equipment Control assembly unit is used to collect the message of all UPnP/DLNA equipment in the local area network (LAN), and this message is saved in the database of described memory cell.
Described Web server is used for described UPnP/DLNA control assembly unit UPnP/DLNA equipment message that collect, that be stored in database is converted to the Web server network page form, and be that described Terminal Server Client is set up network with described local net network end and is connected by http protocol, make Terminal Server Client to realize displaying live view by web browser to UPnP/DLNA equipment in the local area network (LAN).In addition, described Web server is provided with http proxy server, is used for realizing in the local area network (LAN) uploading or downloading of data between the UPnP/DLNA equipment and described Terminal Server Client.
Described memory cell provides database on the one hand, the UPnP/DLNA equipment message that storage UPnP/DLNA control assembly unit is collected; Local memory space is provided on the other hand, and storage UPnP/DLNA equipment is uploaded or data downloaded.
When described local area network (LAN) was family lan, described UPnP/DLNA transfer service module can be selected to be arranged in described the family lan interior set-top box or PC or home gateway.When described local area network (LAN) is the office local area network (LAN), described UPnP/DLNA transfer service module can be arranged in router or the corporate server.
Figure 2 shows that the method flow diagram of realizing remote access to UPnP/DLNA equipment based on the structure chart of Fig. 1 embodiment.The idiographic flow of the method for the invention is as follows:
At first, setting up network in remote client devices with the local net network end is connected.
Remote equipment utilizes http protocol to set up safe the connection with the Web server in the UPnP/DLNA transfer service module, detailed process is: described UPnP/DLNA transfer service module registration DDNS, described remote client devices is sent connection request by described DDNS.When described remote client devices was sent connection request, the Web server in the described UPnP/DLNA transfer service module returned a PKI authentication document.Described remote client devices provides corresponding identity validation information according to described authentication document content, and this identity validation information can be username and password.The identity validation information of the serious remote client devices of described Web server, and after being proved to be successful, foundation is connected with the network of described remote client devices.
Except that the compound mode that adopts above-mentioned user name and password is verified to guarantee the network attachment security remote client devices, for further improving safety that network connects, can also adopt at local side certificate server is set, guarantee the visit of validated user by the personal mobile phone note with reliable.
Secondly, realize that the message collection of UPnP/DLNA equipment in the local area network (LAN) is with shared.
After remote client devices and local net network end were set up safe the connection, remote client devices was sent the request of browsing UPnP/DLNA equipment, and UPnP/DLNA transfer service module can be the remote client devices service by the standard html web page.For realizing that described remote client devices can need be the network page form issue with the message conversion of UPnP/DLNA equipment in the local area network (LAN) by web browser visit and the UPnP/DLNA equipment of browsing in the local area network (LAN).Concrete processing procedure is: the message that comes from all UPnP/DLNA equipment in the local area network (LAN) is collected in the UPnP/DLNA control assembly unit in the described UPnP/DLNA transfer service module, and is updated in the database of memory cell.In the UPnP/DLNA transfer service module Web server adopt dynamic web page technique (as the PHP technology), according to its Webpage of message data real-time update in the database.Like this, remote client devices just can obtain up-to-date UPnP/DLNA status of equipment by the updating device web browser.For example, there is a UPnP/DLNA equipment to join in this local area network (LAN) in the local area network (LAN), and to local area network (LAN) oneself the existence of statement that initiates a message.This message and the message data in the new database are more collected in UPnP/DLNA control assembly unit, and Web server is found database change, then upgrades the webpage of its issue automatically.When remote client devices is refreshing its browser and browses in the local area network (LAN) UPnP/DLNA equipment, how just can find in the local area network (LAN) UPnP/DLNA equipment, thereby realize displaying live view UPnP/DLNA equipment in the local area network (LAN).
Once more, realize uploading or downloading between remote client devices and the local area network (LAN) UPnP/DLNA equipment.
When described remote client devices send download request, down in the carried LAN during media file in the UPnP/DLNA equipment, the http proxy server in the described UPnP/DLNA transfer service module will be between described remote client devices and described local area network (LAN) UPnP/DLNA equipment transfer HTTP packet.The specific implementation process is as follows: remote client devices is sent a download request by web browser; Described UPnP/DLNA transfer service module will transmit this download request to the interior corresponding UPnP/DLNA equipment of local area network (LAN); Corresponding UPnP/DLNA equipment downloads to its HTTP packet in the memory cell in the described UPnP/DLNA transfer service module; Described http proxy server will be given to remote client devices in the HTTP packet in the memory cell again.
In this embodiment, for guaranteeing to upload between Terminal Server Client and the local net network end or the stability of data downloaded, described local net network end and described Terminal Server Client preferably adopt QoS network security mechanism to carry out uploading or downloading of data, to guarantee the transmission quality of data.
Described UPnP/DLNA transfer service module is constantly collected the message of UPnP/DLNA equipment in the local area network (LAN), new database and generate corresponding Webpage more then, remote client devices can be browsed any UPnP/DLNA equipment in the local area network (LAN) at any time by web browser, realizes UPnP/DLNA apparatus remote access function.
Certainly; the above only is a kind of preferred implementation of the present invention; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the principle 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 (10)
1. the implementation method of remote access to UPnP/DLNA equipment, it is characterized in that, comprise Terminal Server Client and local area network (LAN) network terminal, described local net network end is collected the UPnP/DLNA equipment message in the local area network (LAN), and collected equipment message is converted to the Web server network page form; Described Terminal Server Client is visited the Web server Webpage of described local net network end by web browser, realizes the remote access to the UPnP/DLNA equipment in the local area network (LAN).
2. the implementation method of remote access to UPnP according to claim 1/DLNA equipment, it is characterized in that, described local net network end is collected the UPnP/DLNA equipment message in the local area network (LAN), then collected equipment message is stored in the database, Web server is according to its Webpage of message data real-time update of storing in the described database.
3. the implementation method of remote access to UPnP according to claim 2/DLNA equipment is characterized in that, described Web server adopts dynamic web page technique to realize the synchronous renewal of the message data in Webpage and the described database.
4. according to the implementation method of claim 1 or 2 or 3 described remote access to UPnP/DLNA equipment, it is characterized in that data uploading or downloading between described local net network end employing http proxy server interior UPnP/DLNA equipment of realization local area network (LAN) and the described Terminal Server Client.
5. the implementation method of remote access to UPnP according to claim 4/DLNA equipment is characterized in that, described local net network end and described Terminal Server Client adopt QoS network security mechanism to carry out uploading or downloading of data.
6. the implementation method of remote access to UPnP according to claim 4/DLNA equipment is characterized in that, described Terminal Server Client is when the described local net network end of visit, and the network of at first setting up both connects; Described Terminal Server Client adopts following method to set up network with described local net network end to be connected: described local net network end registration DDNS, and described Terminal Server Client sends connection request by described DDNS; The Web server return authentication file of described local net network end; Described Terminal Server Client provides corresponding identity validation information according to described authentication document content; The identity validation information of described local net network end authenticating remote client, and after being proved to be successful, foundation is connected with the network of described Terminal Server Client.
7. the implement device of remote access to UPnP/DLNA equipment is characterized in that, comprises Terminal Server Client and local area network (LAN) network terminal;
Described Terminal Server Client is provided with the web browser unit;
Described local net network end is provided with UPnP/DLNA transfer service module, and described UPnP/DLNA transfer service module includes:
UPnP/DLNA control assembly unit is used to collect UPnP/DLNA equipment message in the local area network (LAN), and it is preserved;
Web server, be used for the equipment message that described UPnP/DLNA control assembly unit is collected is converted to the Web server network page form, set up network for described Terminal Server Client with described local net network end and be connected, and be used for uploading between described Terminal Server Client and the described local net network end or the transfer of data download;
Memory cell is used to store the UPnP/DLNA equipment message and UPnP/DLNA equipment is uploaded or data downloaded.
8. the implement device of remote access to UPnP according to claim 7/DLNA equipment is characterized in that, described Web server upgrades its Webpage according to the UPnP/DLNA equipment message data in real time of described cell stores.
9. the implement device of remote access to UPnP according to claim 8/DLNA equipment, it is characterized in that data uploading or downloading between described local net network end employing http proxy server interior UPnP/DLNA equipment of realization local area network (LAN) and the described Terminal Server Client.
10. according to the implement device of claim 7 or 8 or 9 described remote access to UPnP/DLNA equipment, it is characterized in that, described local area network (LAN) is a family lan, and described UPnP/DLNA transfer service module is arranged in described the family lan interior set-top box or PC or home gateway.
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| CN200910231055A CN101741901A (en) | 2009-12-21 | 2009-12-21 | Method and device for realizing remote access to UPnP/DLNA device |
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| CN102244597A (en) * | 2011-07-20 | 2011-11-16 | 宋健 | Local area network based method for realizing resource sharing and control for multiple equipment |
| CN102611738A (en) * | 2010-12-30 | 2012-07-25 | 宏正自动科技股份有限公司 | Remote management method and remote management system |
| CN102647316A (en) * | 2011-09-14 | 2012-08-22 | 中国科学院计算技术研究所 | Remote interconnection method, system and device of UPnP(Universal Plug-n-Play) equipment |
| CN102684978A (en) * | 2011-03-11 | 2012-09-19 | 国基电子（上海）有限公司 | Router with multimedia document transmitting function and method |
| WO2013086836A1 (en) * | 2011-12-16 | 2013-06-20 | 中兴通讯股份有限公司 | Rights control method and apparatus for digital living network alliance |
| CN103457857A (en) * | 2012-06-04 | 2013-12-18 | 正文科技股份有限公司 | Cross-domain multi-media resource identification system and method thereof |
| CN103516709A (en) * | 2012-12-26 | 2014-01-15 | Tcl数码科技（深圳）有限责任公司 | USB device data remote access method and system |
| CN103533076A (en) * | 2013-10-23 | 2014-01-22 | 中国科学院声学研究所 | Access control method of DMS (digital media server) in DLNA (digital living network alliance), equipment and DLNA system |
| CN104160660A (en) * | 2011-12-13 | 2014-11-19 | 爱立信电视公司 | UPnP/DLNA with RADA HIVE |
| CN105429807A (en) * | 2015-12-29 | 2016-03-23 | Tcl集团股份有限公司 | Local area network resource access method and device |
| CN105554116A (en) * | 2015-12-17 | 2016-05-04 | Tcl集团股份有限公司 | Remote interconnection method and system for UPnP (Universal Plug and Play) equipment |
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| CN102611738B (en) * | 2010-12-30 | 2014-06-18 | 宏正自动科技股份有限公司 | Remote management method and remote management system |
| CN102684978B (en) * | 2011-03-11 | 2016-03-30 | 国基电子（上海）有限公司 | There is router and the method for multimedia file transmitting function |
| CN102684978A (en) * | 2011-03-11 | 2012-09-19 | 国基电子（上海）有限公司 | Router with multimedia document transmitting function and method |
| CN102244597A (en) * | 2011-07-20 | 2011-11-16 | 宋健 | Local area network based method for realizing resource sharing and control for multiple equipment |
| CN102647316A (en) * | 2011-09-14 | 2012-08-22 | 中国科学院计算技术研究所 | Remote interconnection method, system and device of UPnP(Universal Plug-n-Play) equipment |
| CN104160660A (en) * | 2011-12-13 | 2014-11-19 | 爱立信电视公司 | UPnP/DLNA with RADA HIVE |
| WO2013086836A1 (en) * | 2011-12-16 | 2013-06-20 | 中兴通讯股份有限公司 | Rights control method and apparatus for digital living network alliance |
| US9323940B2 (en) | 2011-12-16 | 2016-04-26 | Zte Corporation | Rights control method and apparatus for digital living network alliance |
| CN103457857A (en) * | 2012-06-04 | 2013-12-18 | 正文科技股份有限公司 | Cross-domain multi-media resource identification system and method thereof |
| CN103457857B (en) * | 2012-06-04 | 2016-09-14 | 正文科技股份有限公司 | Cross-domain multi-media resource identification system and method |
| US9654529B2 (en) | 2012-06-26 | 2017-05-16 | Huawei Technologies Co., Ltd. | Method, apparatus and system for implementing service control of home network device |
| US10110706B2 (en) | 2012-11-05 | 2018-10-23 | Huawei Technologies Co., Ltd. | Remote access method and device |
| CN103516709B (en) * | 2012-12-26 | 2017-02-08 | Tcl数码科技（深圳）有限责任公司 | USB device data remote access method and system |
| CN103516709A (en) * | 2012-12-26 | 2014-01-15 | Tcl数码科技（深圳）有限责任公司 | USB device data remote access method and system |
| CN103533076A (en) * | 2013-10-23 | 2014-01-22 | 中国科学院声学研究所 | Access control method of DMS (digital media server) in DLNA (digital living network alliance), equipment and DLNA system |
| CN105554116A (en) * | 2015-12-17 | 2016-05-04 | Tcl集团股份有限公司 | Remote interconnection method and system for UPnP (Universal Plug and Play) equipment |
| CN105554116B (en) * | 2015-12-17 | 2019-12-10 | Tcl集团股份有限公司 | remote interconnection method and system for UPnP equipment |
| CN105429807A (en) * | 2015-12-29 | 2016-03-23 | Tcl集团股份有限公司 | Local area network resource access method and device |
| CN105429807B (en) * | 2015-12-29 | 2019-11-29 | Tcl集团股份有限公司 | The access method and device of local network resource |
| CN105657055A (en) * | 2016-03-07 | 2016-06-08 | 北京视信互动科技有限公司 | Local area network equipment finding method and device oriented to WEB page |
| CN106054641A (en) * | 2016-06-29 | 2016-10-26 | Tcl集团股份有限公司 | Method, apparatus, and system for turning on intelligent household appliance control interface |
| CN110928463A (en) * | 2019-11-19 | 2020-03-27 | 北京达佳互联信息技术有限公司 | Method, device and system for controlling remote equipment, service server and storage medium |
| CN110928463B (en) * | 2019-11-19 | 2021-08-17 | 北京达佳互联信息技术有限公司 | Method, device and system for controlling remote equipment, service server and storage medium |
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Application publication date: 20100616 |