CN102752878A - Method for establishing direct connection in digital living network alliance (DLNA) network and electronic device - Google Patents
Method for establishing direct connection in digital living network alliance (DLNA) network and electronic device Download PDFInfo
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- CN102752878A CN102752878A CN2011100989049A CN201110098904A CN102752878A CN 102752878 A CN102752878 A CN 102752878A CN 2011100989049 A CN2011100989049 A CN 2011100989049A CN 201110098904 A CN201110098904 A CN 201110098904A CN 102752878 A CN102752878 A CN 102752878A
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Abstract
The invention provides a method for establishing direct connection in a digital living network alliance (DLNA) network and an electronic device. The method comprises the following steps that: (1) a first electronic device receives a file list of a second electronic device through an access point of a DLNA base station; (b) the first electronic device directly transmits a direct connection signal to the second electronic device according to the DLNA standard; (c) the second electronic device directly transmits a connection confirmation signal to the first electronic device according to the DLNA standard after receiving the direct connection signal; (d) the first electronic device directly requests the second electronic device to transmit the file according to the file list; and (e) the second electronic device directly transmits the file to the first electronic device.
Description
Technical field
The present invention relates to the electronic installation and the transfer files method of DLNA network, relate in particular to and to set up electronic installation and the method for direct line with transfer files.
Background technology
Along with the lifting of wireless network transmissions speed, make electronic installation line and shared file difficulty no longer each other.Especially; Develop the group that based on the notion of digital home and know " DLNA " (Digital Living Network Alliance/DLNA); Be devoted to set up a common DLNA standard especially, different electronic installations can be communicated with each other through this common standard.Relevant for the further information of DLNA standard, can further understand through network connections to DLNA official webpage (http://www.dlna.org/home).
Known DLNA wireless network connected mode is as shown in Figure 1; Be by desiring to carry out data (for example picture, file each other; Or film) two electronic installations 110,120 that meet the DLNA standard of transmission; After setting up the network connectivity path via a DLNA base station 130 (Access Point/AP), again through DLNA base station 130 these data of transmission.Yet; Be accompanied by the birth of various high definition (for example Full HD) film; Add wireless network and be easy to receive environmental impact, electronic installation 110,120 possibly cause the situation about having some setbacks of playing because transmission bandwidth is not enough via DLNA base station 130 transmission of high-definition films.
Summary of the invention
The object of the invention is that the method and apparatus that can in the DLNA network, set up direct line between the DLNA device is provided, and needn't improve the transmission usefulness of wireless network via DLNA base station transmits data to make the DLNA device.
Propose a kind of method of in the DLNA network, setting up direct line in one embodiment of the invention, the method includes the steps of:
(a) first electronic installation receives the lists of documents of second electronic device via DLNA base station (Access Point);
(b) first electronic installation receives and sends direct line signal to second electronic device according to the DLNA standard straight;
(c) after second electronic device receives direct line signal, receive and send line confirmation signal to the first electronic installation according to the DLNA standard straight;
(d) first electronic installation directly asks second electronic device to send file according to lists of documents; And
(e) second electronic device directly sends file to the first electronic installation.
Propose a kind of electronic installation of in the DLNA network, setting up direct line in one embodiment of the invention, it comprises:
One DLNA module is sent request signal, base station line signal, direct line signal and transmission signals, and the request signal request receives the lists of documents of DLNA device, a file of transmission signals request DLNA device transfer files inventory, and the DLNA module comprises;
One playing module is play this document;
One wired for management module is electrically connected at the DLNA module, and the wired for management module receives base station line signal or direct line signal is set up various network line path with selectivity;
One DLNA base station link module is electrically connected at DLNA module and wired for management module, and DLNA base station link module is set up the first network connectivity path to receive lists of documents according to request signal via DLNA base station and DLNA device; And
Wire module in succession is electrically connected at the wired for management module always;
Wherein, Wired for management module selectivity is sent base station line signal to DLNA base station link module or is sent direct line signal to direct link module; Making DLNA base station link module set up the first network connectivity path receiving this document via DLNA base station and DLNA device, or make direct link module according to directly line signal and DLNA device are directly set up the second network connectivity path with direct reception this document according to base station line signal.
Description of drawings
Fig. 1 shows according to known DLNA wireless network.
Fig. 2 shows the system that in the DLNA network, sets up direct line according to the specific embodiment of the invention.
Fig. 3 shows the method flow diagram of in the DLNA network, setting up direct line according to the specific embodiment of the invention.
Fig. 4 shows the electronic installation that can in the DLNA network, set up direct line according to the specific embodiment of the invention.
[main element symbol description]
Electronic installation 110,120,400
First electronic installation 210
Second electronic device 220
DLNA module 410
Wired for management module 420
DLNA base station link module 430
Playing module 450
DLNA base station 130,230,460
DLNA device 470
Embodiment
Following with reference to these graphic modes of the present invention of carrying out that more specify that show specific embodiment of the present invention.Yet the present invention can various forms realizes, and should not be interpreted as and be limited to illustrated practising way.Do not hinder those skilled in the art to understand and carry out the present invention; These specific embodiments and graphic in omit and directly with within the present invention hold relevant parts or details, with highlight of the present invention in these tolerant those skilled in the art more know understanding essence of the present invention.
At first, please with reference to Fig. 2 and Fig. 3.Fig. 2 shows that one embodiment of the invention sets up the system of direct line in the DLNA network, and Fig. 3 shows that one embodiment of the invention sets up the method flow diagram of direct line in the DLNA network.Wherein, system proposed by the invention comprises one first electronic installation 210, a second electronic device 220 that meets the DLNA standard at least, and a DLNA base station 230.
In addition; First electronic installation 210 meets the digital media player (DigitalMedia Player/DMP) of DLNA standard; It means the device of first electronic installation, 210 playable media file; For example TV, family's theater, printer, PDA, multimedia handset or Game device main frame, in the present embodiment, first electronic installation 210 is TVs.Second electronic device 220 meets the digital media server (Digital Media Server/DMS) of DLNA standard; Mean second electronic device 220 access of Digital Media and the device of recording can be provided; The device of this type comprised STB, DVR, possess media server (Media Server) personal computer or contain the family's theater equipment and the image capturing device of hard disk; In the present embodiment, second electronic device 220 is personal computers.
At first; First electronic installation 210 can be through the known technology means of DLNA standard; Receive lists of documents (step 310) of second electronic device 220 via DLNA base station 230; At this, native system is set up first kind of network connectivity path between first electronic installation 210 and the second electronic device 220 through DLNA base station 230.Lists of documents comprise file name, file path, file size, the file bit rate (bit rate) of all files in the second electronic device 220 or partial document, or above combination.In like manner, second electronic device 220 also can receive lists of documents of first electronic installation 210 through the known technology means of DLNA standard via DLNA base station 230.It should be noted that system of the present invention can comprise more polyelectron device and DLNA base station, and each electronic installation all can obtain the lists of documents of other electronic installation via the DLNA standard.
Then, the user operates a user interface of first electronic installation 210, and decision will be play the specific file on the second electronic device 220.This moment, first electronic installation 210 received and sent always line signal to second electronic device 220 (step 320) in succession according to the DLNA standard straight.Especially, be meant that in this what is called " directly transmission " direct line signal directly is sent to second electronic device 220 by first electronic installation 210, does not pass through DLNA base station 230 or other electronic installation in the process.In the native system, through setting up direct line between first electronic installation 210 and the second electronic device 220 to constitute second kind of network connectivity path.Use Wi-Fi Direct standard between present embodiment first electronic installation 210 and the second electronic device 220 and set up the connecting wireless network path, but the present invention does not limit other wireless network communication standards of use.
After receiving this direct line signal, second electronic device 220 receives and sends line confirmation signal to the first electronic installation 210 (steps 330) according to the DLNA standard straight.After first electronic installation 210 receives the line confirmation signal; Can know between itself and the second electronic device 220 and successfully set up a network connectivity path, so first electronic installation 210 directly asks second electronic device to send a file (step 340) according to lists of documents.Wherein, the wired for management module in first electronic installation 210 according to the virtual digital media server module (DMS module) that becomes of DLNA standard, is sent this document directly to ask second electronic device 220 according to lists of documents.By this; First electronic installation 210 of native system can be directly and second electronic device 220 directly set up network connectivity with transfer files; Simultaneously, first electronic installation 210 also can not interrupt and the DLNA network in network connectivity (supposing still has the electronic installation outside first, second electronic installation 210,220) between other electronic installation.
Second electronic device 220 promptly directly sends this document to the first electronic installation 210 (step 350) after receiving and should asking.In like manner, the wired for management module in second electronic device 220 is according to the virtual digital media player module (DMP module) that becomes of DLNA standard, to send this document to the first electronic installation 210.By this, the second electronic device 220 of native system can directly be set up network connectivity with transfer files with first electronic installation 210, simultaneously, second electronic device 210 also still can keep and the DLNA network in network connectivity between other electronic installation.
Can know according to above explanation; System and method proposed by the invention can so that first electronic installation 210 that meets the DLNA standard after obtaining the lists of documents on the second electronic device 220 via DLNA base station 230, can be at first, second electronic installation 210, directly set up the network connectivity path between 220.Afterwards, then first electronic installation, 210 request second electronic devices 220 directly transmit file, and need not via 230 transmission of DLNA base station.By this, can reach the Network Transmission effect of preferable wireless communication bandwidth.
In another embodiment of the present invention, also comprise the status transmission that first electronic installation 210 can detect file.If must not use the wireless communication of higher transmission bandwidth (for example to transmit and do not have the file file of viewing and admiring demand in real time; Or have the demand of viewing and admiring in real time but for than the video file of low bit rate); Then first electronic installation 210 more can change with the network connectivity path via DLNA base station 230, receives the file that second electronic device 220 sends.Hereinafter will be described further.
Fig. 4 shows that the embodiment of the invention can set up the electronic installation 400 of direct line in the DLNA network.Electronic installation 400 comprises a DLNA module 410, a wired for management module 420, a DLNA base station link module 430, and wire module 440 in succession always.Also comprise a playing module 450 in the DLNA module 410.Wherein, wired for management module 420 is electrically connected at DLNA module 410, DLNA base station link module 430 is electrically connected at DLNA module 410 and wired for management module 420, and directly link module 440 is electrically connected at wired for management module 420.
In a DLNA network, desire to obtain the file of another DLNA device 470 when electronic installation 400 and play, then at first DLNA module 410 is sent a request signal.DLNA base station link module 430 is set up the first network connectivity path to receive lists of documents according to request signal via a DLNA base station 460 and a DLNA device 470.This document inventory comprises file name, file path, file size, the file bit rate (bit rate) of all files in the DLNA device 470 or partial document, or above combination.
After electronic installation 400 receives lists of documents, the user interface of a user-operable electronic installation 400, decision will be play the specific file on the DLNA device 470.DLNA module 410 is sent always line signal in succession, and wired for management module 420 should be sent to direct link module 440 by direct line signal, sets up the second network connectivity path of direct line to make direct link module 440 and DLNA device 470.In other words, the signal or the file transfer that mean between direct link module 440 and the DLNA device 470 are not passed through DLNA base station 460 or other electronic installation.
After DLNA device 470 sends line confirmation signal a to electronic installation 400, then successfully set up the second network connectivity path of direct line between electronic installation 400 and the DLNA device 470.So DLNA module 410 is sent a transmission signals, be transmitted on its lists of documents the specific file that user's indication will be play in order to request DLNA device 470.After electronic installation 400 received this specific file, then playing module 450 was play this document.
In addition, for make between electronic installation 400 and the DLNA device 470 can adaptability according to user's request and file attributes, select suitable network connectivity path to transmit.File bit rate or other that playing module 450 can detect this specific file can supply to judge the information of file attributes, send base station line signal or direct line signal to wired for management module 420 to make DLNA module 410 selectivity.DLNA module 410 selectivity send base station line signal or direct line signal judgment mode is not a technical characterictic of the present invention, and those skilled in the art are when understanding many applicable judgment modes, so this paper seldom gives unnecessary details at this.
More than in the explanation, it is to send direct line signal that DLNA module 410 is preset, and sets up the second network connectivity path of direct line to make direct link module 440 and DLNA device 470, in order to transmit this specific file.When playing module 450 changes with via this specific file of first network connectivity path transmission of DLNA base station 460 time with arbitrary known judgment mode decision; DLNA module 410 transmission base station line signals then are with the first network connectivity path that makes DLNA base station link module and DLNA device 470 set up via DLNA base station 460.
Certainly; Other embodiments of the invention also can be set up the first network connectivity path via DLNA base station 460 earlier; When playing module 450 changes with the second network connectivity path transfer files with arbitrary known judgment mode decision; Then DLNA module 410 is sent direct line signal, sets up the second network connectivity path transfer files of direct line to make direct link module 440 and DLNA device 470.
Moreover; Above-described electronic installation 400 is in the process of request DLNA device 470 transmission specific file; Its DLNA module 410 is set to the digital media player module according to the DLNA standard, and its wired for management module 420 is set to the digital media server module according to the DLNA standard.Mode by this, electronic installation 400 can be directly and DLNA device 470 directly set up network connectivity with transfer files, simultaneously, electronic installation 400 also can not interrupt and the DLNA network in network connectivity (supposing still to have other electronic installation) between other electronic installation.
The above is merely the preferred embodiments of the present invention, is not in order to limit claim of the present invention; All other do not break away from the equivalence accomplished under the disclosed spirit and changes or modify, all should be included in appended claims requirement protection scope in.
Claims (10)
1. method of in the DLNA network, setting up direct line, the method includes the steps of:
(a) one first electronic installation receives lists of documents of a second electronic device via a DLNA base station (Access Point);
(b) this first electronic installation receives and sends always in succession the line signal to this second electronic device according to a DLNA standard straight;
(c) after this second electronic device receives this direct line signal, receive and send a line confirmation signal to this first electronic installation according to this DLNA standard straight;
(d) this first electronic installation directly asks this second electronic device to send a file according to this document inventory; And
(e) this second electronic device directly sends this document to this first electronic installation.
2. the method for claim 1, wherein this step (d) also comprises:
According to this DLNA standard, the virtual digital media server module that becomes of a wired for management module of this first electronic installation is sent this document directly to ask this second electronic device according to this document inventory.
3. the method for claim 1, wherein this step (e) also comprises:
According to this DLNA standard, the virtual digital media player module that becomes of a wired for management module of this second electronic device, with direct transmission this document to this first electronic installation.
4. the method for claim 1, wherein this step (e) also comprises:
This second electronic device receives and sends this document to this first electronic installation according to a Wi-Fi Direct standard straight.
5. electronic installation of in the DLNA network, setting up direct line, it comprises:
One DLNA module; Send a request signal, a base station line signal, a line signal and a transmission signals in succession always; This request signal request receives lists of documents of a DLNA device, a file of this DLNA device transmission this document inventory of this transmission signals request, and this DLNA module comprises;
One playing module is play this document;
One wired for management module is electrically connected at this DLNA module, and this wired for management module receives this base station line signal or this direct line signal is set up various network line path with selectivity;
One DLNA base station link module is electrically connected at this DLNA module and this wired for management module, and this DLNA base station link module is set up one first network connectivity path to receive this document inventory according to this request signal via a DLNA base station and this DLNA device; And
Wire module in succession is electrically connected at this wired for management module always;
Wherein, This wired for management module selectivity is sent this base station line signal to this DLNA base station link module or is sent this direct line signal to this direct link module; Making this DLNA base station link module set up this first network connectivity path receiving this document via this DLNA base station and this DLNA device according to this base station line signal, or order should direct link module this direct line signal of basis and this DLNA device directly set up one second network connectivity path with direct reception this document.
6. electronic installation as claimed in claim 5, wherein this direct link module is directly set up this second network connectivity path according to a Wi-FiDirect standard and this DLNA device.
7. electronic installation as claimed in claim 5, wherein this document inventory comprises: file name, file path, file size, file bit rate, or above combination.
8. electronic installation as claimed in claim 5, wherein this playing module also comprises the file bit rate that detects this document, to determine this DLNA module this base station line signal of transmission or this direct line signal to this wired for management module.
9. electronic installation as claimed in claim 5, wherein the virtual digital media server module that becomes of this wired for management module is to send this direct line signal to this direct link module.
10. electronic installation as claimed in claim 5, wherein the virtual digital media player module that becomes of this DLNA module is to send this direct line signal to this wired for management module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100989049A CN102752878A (en) | 2011-04-20 | 2011-04-20 | Method for establishing direct connection in digital living network alliance (DLNA) network and electronic device |
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| CN2011100989049A CN102752878A (en) | 2011-04-20 | 2011-04-20 | Method for establishing direct connection in digital living network alliance (DLNA) network and electronic device |
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| CN102752878A true CN102752878A (en) | 2012-10-24 |
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| CN2011100989049A Pending CN102752878A (en) | 2011-04-20 | 2011-04-20 | Method for establishing direct connection in digital living network alliance (DLNA) network and electronic device |
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| CN101212823A (en) * | 2006-12-25 | 2008-07-02 | 索尼株式会社 | Content playback system, playback device, playback control method and program |
| CN101472318A (en) * | 2007-12-26 | 2009-07-01 | 索尼株式会社 | Wireless communication system, wireless communication device, wireless communication method, and program |
| CN101472319A (en) * | 2007-12-26 | 2009-07-01 | 索尼株式会社 | Wireless communication system, wireless communication device, wireless communication method, and program |
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2011
- 2011-04-20 CN CN2011100989049A patent/CN102752878A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101022496A (en) * | 2006-02-13 | 2007-08-22 | 索尼株式会社 | Information processing device, method, and program |
| CN101212823A (en) * | 2006-12-25 | 2008-07-02 | 索尼株式会社 | Content playback system, playback device, playback control method and program |
| CN101472318A (en) * | 2007-12-26 | 2009-07-01 | 索尼株式会社 | Wireless communication system, wireless communication device, wireless communication method, and program |
| CN101472319A (en) * | 2007-12-26 | 2009-07-01 | 索尼株式会社 | Wireless communication system, wireless communication device, wireless communication method, and program |
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Application publication date: 20121024 |