CN101465775A - Method for mutually communicating network terminating units using hand-held electronic device - Google Patents
Method for mutually communicating network terminating units using hand-held electronic device Download PDFInfo
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Abstract
A method for interconnecting network terminating units through a handheld electronic device is applicable in a network system which comprises a handheld electronic device, a computer provided with a network interface and two network terminating units; wherein a user agent in full version is installed on the computer; a simplified user agent is installed on the handheld electronic device; the simplified user agent only has the functions of sending, receiving and processing instructions and can send control instructions to the computer through a network; after receiving the control instructions, the user agent in full version packs the control instructions respectively in two groups of SIP packets and sends the SIP packets respectively to the two network terminating units; after receiving the SIP packets, the two network terminating units mutually send out a connection request SIP packet and a connection response SIP packet so as to establish a connection channel between the two network terminating units automatically, and mutually execute data access actions according to the control instructions of the SIP packets.
Description
Technical field
The present invention relates to a kind of user agent (User Agent, be called for short UA), especially refer to a kind of user agent (Thin User Agent that is installed in simple and easy version on the portable electric device, be called for short Thin UA), make that this portable electric device can be via the internet, make between two NTUs in the long-range private network, can set up an on-line channel, carry out the access action of data mutually.
Background technology
In recent years, fast development along with computer and network technologies, various computer, household electrical appliances and NTU digital electronic devices such as (as: network camera, the networking telephone, network disk driver and the network printers etc.), not only inexpensive day by day, compact, and popularly be used in daily life and the work.Digital electronic device (digital electronic device) with present family expenses is an example, as: digital camera, video tape recorder, DVD-Player, Set-Top-Box, MP3-Player and computer etc., all store a large amount of numerical datas, but because label, connecting interface and the File Format difference of each machine, cause these numerical datas because of incompatible, and can't read mutually.In view of this, US business Microsoft (Microsoft) is plug and play (the Plug and Play) technological concept that stand-alone environment is used down, extend in the network environment, define a kind of UPnP (Universal Plug and Play, be called for short UPnP) agreement, the UPnP agreement is a set of equipment end agreement (Device Protocol) of making at digital home (Digital Home), mainly be in order to allow various digital electronic device be convenient to be provided with, operation and management, and make the user only need device is plugged grid line and power-on, operate by the UPnP agreement, just can finish all settings, make device dynamically add a private network, obtain the IP address, announce the title of oneself, and function is provided as required, and understands the existence and the function of other device in this private network.In addition, by using the UPnP agreement, device also can be automatically and is broken away from this private network reposefully, and can not leave over any problem.Because, the UPnP agreement does not rely on specific operating system, programming language or physical medium, so the UPnP agreement is for small-sized private network, as: home network, network in small business's network and the commercial and residential building, can make in the private network each the device all can be easily by other computer, application program or intelligent device use, become other computer, one terminal installation of application program or intelligent device, therefore, the UPnP agreement has become various now computer, NTU, employed one important framework such as application program or intelligent device, agreement and interface standard.
Follow the release of operating system Windows Vista of new generation in addition, US business Microsoft develops and a kind of Windows Rally technology, in order to improve the problem of mutual UNICOM between NTU, make any NTU in the private network all can realize to each other automatic discovery easily, mechanism such as configuration and connection, to reach online with other NTU, share the function that other NTU provides, its practice also meets the active demand of current handheld digital electronic installation to real-time access, therefore, Windows Rally technology is expected to erect together the bridge of UNICOM flexibly between various digital electronic devices.In order to make the target of reaching simple and easy connection and communicating integral between digital electronic device, US business Microsoft unites new standard DPWS (DeviceProfile for Web Services) and relevant WS (Web Services) protocol architecture of having established network service between device with the big factory in the worlds such as Intel, W3C, its objective is and be the connection between the digital electronic device that makes following several classes, more be simple and easy to usefulness, and interactive communication is safer reliable:
(1) computer and input/output unit, as: personal computer, keyboard, game station, scanner, printer, projecting apparatus etc.;
(2) storage device, as: hard disk, DVD, SD, CD etc.;
(3) network connection device, as: router, gateway, AP etc.;
(4) media apparatus, as: MP3, sound equipment, DVR etc.; And
(5) home devices, as: phone, intelligent lamp, air-conditioning etc.
In the technological frame of Windows Rally, comprise a PnP-X (Plug and Play Extensions) agreement, in order to make the automatic discovery that can realize between described digital electronic device on computers, and make these digital electronic devices use just as the digital electronic device that has inserted USB, and at the built-in programming interface of WindowsVista operating system (application program interface, be called for short API) in, some new DLL (dynamic link library) also are provided, be used for supporting Windows Rally technology, and the more users of realizing are experienced, wherein FD (Function Discovery) API can support Simple ServiceDiscovery Protocol (SSDP) and WS-Discovery, FD is the realization of DPWS on Windows Vista, the DLL (dynamic link library) that mainly comprises WS-D (Web Services Discovery) and UPnP AV, wherein WS-D mainly is the NTU at Internet, enterprise's application solution is provided, and UPnPAV then is A/V (Audio/Video) digital electronic device at home network.
Yet, automatically find the function of described digital electronic device in order to make computer realization, in its operating system complicated SIP function storehouse and relevant DLL (dynamic link library) (API) must be installed, in subsequent descriptions of the present invention, be user agent (the FatUser Agent that this SIP function storehouse and DLL (dynamic link library) (API) is referred to as full version, be called for short Fat UA), because, the user agent of this full version comprises complicated SIP function storehouse and DLL (dynamic link library), so must take the storage memory headroom (at least about need 2～3 Mega bytes) of a suitable capacity in the computer, in addition, computer is when carrying out the user agent of this full version, also must consume the suitable usefulness of CPU, and take the scratch-pad memory space of suitable capacity, so for many compact portable electric devices (as: hand-held radio communication devices such as mobile phone and personal digital aid (PDA)), less and processor speed is slower because of being subject to its memory size, cause in these portable electric devices because of the user agent of a full version can't be installed, and be difficult to realize finding automatically and controlling the function of described digital electronic device.
So, how to design a kind of network system, make these portable electric devices can be via the internet, make between two NTUs in the long-range private network, can set up an on-line channel, with the action of mutual execution data access, promptly become many dealers and just making great efforts to research and develop and desire most ardently an important goal of reaching quarter.
Summary of the invention
The invention provides a kind of portable electric device that utilizes and make the mutual online method of NTU on the private network, phase makes this portable electric device, can pass through the internet, between two NTUs of private network, set up an on-line channel, and make this two NTU carry out the action of data access mutually.
Purpose of the present invention, this method is to be applied to a network system, this network system comprises a private network (private network), handheld electronic device (as: hand-held radio communication devices such as mobile phone and personal digital aid (PDA)) and internet (internet), wherein this private network comprises that at least one is provided with the computer of network interface (as: personal computer and server etc.) and at least two NTU (as: network cameras, the networking telephone, the network disk driver and the network printer etc.), user agent (the Fat User Agent of one full version wherein is installed on this computer, be called for short Fat UA), and this computer reaches respectively, and this NTU is via a network connection device (as: network router or network switch), be online to the internet, user agent (the Thin UserAgent of one simple and easy version is installed on this portable electric device, be called for short Thin UA), the user agent of this simple and easy version only has simple instruction (command) and network on-line function, transmitting-receiving and processing with execution command, make that this portable electric device can be via the internet, mutually online with this computer, and transmit a control command to this computer, the user agent of this full version is after receiving this control command, be that this control command is encapsulated in two group session initiation protocol (SessionInitiation Protocol respectively, abbreviation SIP) in the package, and be sent to this two NTU respectively, this two NTU is after receiving respectively this SIP package, the SIP package of an online requirement and the SIP package of an online response will be sent mutually, between this two NTU, to set up an online passage automatically, and, carry out the action of getting that data deposit mutually according to this entrained control command in this SIP package respectively.
Description of drawings
Fig. 1 is the configuration diagram of network system of the present invention;
Fig. 2 is the flow chart of a most preferred embodiment of the present invention; And
Fig. 3 is that the present invention complies with flow process shown in Figure 2, sets up the sequential schematic diagram of an on-line channel.
Symbol description
Network system ... ... .... 1
The internet ... ... .... 2
Private network ... ... .... 3
Computer ... ... .... 31
The user agent of full version ... ... .... 311
First NTU ... ... .... 32
Second NTU ... ... .... 33
Network connection device ... ... .... 34
Portable electric device ... ... .... 4
The user agent of simple and easy version ... ... .... 411
Embodiment
Press, agreement (Session Initiation Protocol is initiated in session, be called for short SIP) be an agreement of developing by IETFMMUSIC working group, be used for setting up, revise and stop a communication standard of multiple oolhiu interactive user session, these oolhiu interactive user sessions comprise video, voice, interactive session on the multimedia such as real time communication and game on line, SIP is with H.323 the same, it is a main signaling protocol that is used for VoIP, the design object of SIP provides a kind of superset that is similar to call-handling capability in the public switched telephone network (PSTN), to realize the employed dialing of similar call routine, ring, operation such as ring-back tone or busy tone, just implementation and term are different.General speech, SIP is a point-to-point protocol, it only needs a simple relatively core network, and work of treatment is transferred to the intelligent end points that is connected network edge (as: NTU of hardware or software is housed), therefore, many functions of SIP are to realize in end points, and this and traditional public switched telephone network are finished the practice of work of treatment at its core network device, have very different tastes and interests.The characteristics of SIP are to be planted in the IP network system, can with many other protocol in conjunction, solution relates to the problem of the signaling moiety of communication session, the conversation description agreement (SDP) that transmits among the SIP, it is the employed data flow details of descriptive session, as: use which IP port and which kind of adopts separate encoder etc., RTP itself is only the carrier of Media Streams such as voice or video, though passing through NAT router simply, only, the client of most of SIP can be by the assistance of STUN, the passing through NAT router, or use the RTP acting server, pass through the old-fashioned NAT router that can't discern SIP.
The inventor is according to the operation principles of described Session Initiation Protocol, invent out a kind of portable electric device that utilizes and make the mutual online method of NTU on the private network, phase, this portable electric device can be via the internet, make the user agent on the computer in the long-range private network, use Session Initiation Protocol, make between two coupled NTUs, can set up an on-line channel, carry out the access action of data mutually.See also shown in Figure 1, method of the present invention is to be applied to a network system 1, this network system 1 comprises internet (internet) 2, one private network 3 and handheld electronic device 4 (as: hand-held radio communication devices such as mobile phone and personal digital aid (PDA)), this private network 3 comprises at least one computer (as: personal computer and server etc.) and at least two NTU (as: network cameras that are provided with network interface, the networking telephone, the network disk driver and the network printer etc.), in a most preferred embodiment of the present invention, be to comprise a computer 31 that is provided with network interface with this private network 3, one first NTU 32 (as: network camera) and one second NTU 33 (as: network disk driver) are example, are illustrated; Only, in other embodiments of the invention, be not limited thereto, this private network 3 also can comprise the NTU more than two; User agent 311 (the Fat User Agent of one full version is installed on this computer 31, be called for short Fat UA), and this computer 31 reaches respectively this NTU 32,33 can be via a network connection device (as: network router or network switch) 34, be online to internet 2, user agent 411 (the ThinUser Agent of one simple and easy version is installed on this portable electric device 4, be called for short Thin UA), the user agent 411 of this simple and easy version only has simple instruction (command) and network on-line function, transmitting-receiving and processing with execution command, make that this portable electric device 4 can be via internet 2, mutually online with this computer 31, and transmit a control command to this computer 31, the user agent 311 of this full version is after receiving this control command, be that this control command is encapsulated in two group session initiation protocols (Session Initiation Protocol respectively, abbreviation SIP) in the package, and be sent to first NTU 32 and second NTU 33 respectively, this NTU 32 respectively, 33 after receiving respectively this SIP package, the SIP package of an online requirement and the SIP package of an online response will be sent mutually, between this two NTU, to set up an online passage automatically, and read this control command of carrying in this SIP package respectively, and, carry out the action of getting that data deposit mutually according to this control command.In this embodiment, use the user agent 411 of the simple and easy version of this portable electric device 4 as a user, selection makes first NTU 32 of this private network 3 and second NTU 33 mutual when online, and this network system 1 is to handle according to the following step, sees also shown in Figure 2:
(200) user agent 411 of this simple and easy version will send a control command according to user's indication, and via internet 2, this control command will be sent to this computer 31;
(201) user agent 311 of the full version of this computer 31 is after receiving this control command, this control command is encapsulated in one first Session initiation Protocol (Session Initiation Protocol respectively, abbreviation SIP) in package and one the 2nd SIP package, and respectively this SIP package is sent to first NTU 32 and second NTU 33 respectively, wherein a SIP package is to be transferred into this first NTU 32, sends the SIP package of an online requirement in order to require 32 pairs second NTUs 33 of first NTU; The 2nd SIP package is to be transferred into second NTU 33, sends the SIP package of an online response in order to require 33 pairs first NTUs 32 of second NTU;
(202) after this first NTU 32 receives a SIP package, promptly this second NTU 33 is sent the SIP package of an online requirement; After this second NTU 33 receives the 2nd SIP package, promptly this first NTU 32 is sent the SIP package of an online response; So, promptly, set up an online passage automatically 33 of this first NTU 32 and second NTUs;
(203) this first NTU 32 and second NTU 33 read this control command of carrying in a SIP package and the 2nd SIP package respectively, and according to this control command, via this on-line channel, carry out the transmission of RTP data flow (streaming), carry out the action of data access mutually.
In this embodiment, consult shown in Figure 1 again, if first NTU 32 and second NTU 33 are respectively a network camera and a network disk driver, and be connected with this computer 31 respectively, this portable electric device 4 is via internet 2, mutually online with this computer 31, at this moment, use the user agent 411 of the simple and easy version of this portable electric device 4 as the user, selection makes first NTU 32 of this private network 3 and second NTU 33 mutual when online, this network system 1 is according to described step, 33 of this first NTU 32 and second NTUs, automatically set up an on-line channel, make first NTU 32 and second NTU 33 carry out the transmission of RTP data flow, sincerely just set up the sequential chart of this online passage now via this on-line channel, consult Fig. 1 and shown in Figure 3, be described in detail as follows:
(300) at first, the user agent 411 of the simple and easy version of this portable electric device 4 is by internet 2, and this computer 31 is sent a control command; The user agent 311 of the full version of this computer 31 is about to this control command and is encapsulated in respectively in one the one SIP package and one the 2nd SIP package after receiving this control command;
(301) user agent 311 of the full version of this computer 31 is sent to first NTU 32 with a SIP package, requires 32 pairs second NTUs 33 of first NTU to send the SIP package of an online requirement;
(302) user agent 311 of the full version of this computer 31 is sent to second NTU 33 with the 2nd SIP package, requires 33 pairs first NTUs 32 of second NTU to send the SIP package of an online response;
32 pairs second NTUs 33 of (303) first NTUs send the SIP package of an online requirement;
33 pairs first NTUs 32 of (304) second NTUs send the SIP package of an online response;
(305) first NTU 32 of waiting sends the SIP package of this online requirement, and after receiving the SIP package of this online response that this second NTU 33 transmits, promptly this second NTU 33 is sent a SIP package of confirming; So, promptly set up an online passage automatically at this first NTU 32 and 33 of second NTUs;
(306) this first NTU 32 and second NTU 33 read this control command of carrying in a SIP package and the 2nd SIP package respectively, and according to this control command, carry out the transmission of RTP data flow (streaming), carry out the action of data access mutually; At this moment, if this control command is to select this first NTU 32 (being network camera) for use, surrounding enviroment are photographed, and the real-time imaging that selection is captured this first NTU 32, be sent to this second NTU 33 (being the network disk driver), carrying out image stores, then after 33 of this first NTU 32 and second NTUs are set up this online passage automatically, this first NTU 32 is promptly according to this control command, surrounding enviroment are carried out the acquisition of real-time imaging, and,, transmit and be stored to this second NTU 33 with the RTP data flow with the real-time imaging that is captured;
(307) after this first NTU 32 is finished the work of this control command requirement, will send a Three S's IP package to this computer 31;
(308) after this second NTU 33 is finished the work of this control command requirement, will send one the 4th SIP package to this computer 31;
(309) user agent 311 of the full version of this computer 31 is after receiving this Three S's IP package or the 4th SIP package, promptly read carry in this Three S's IP package or the 4th SIP package one finish instruction, and, this is finished instruction be sent to this portable electric device 4 by internet 2;
(310) user agent 411 of the simple and easy version of this portable electric device 4 promptly by internet 2, sends a command for stopping to this computer 31 receiving after this finishes instruction;
(311) user agent 311 of the full version of this computer 31 is after receiving this command for stopping, being about to this command for stopping is encapsulated in one the 5th SIP package, and the 5th SIP package is sent to first NTU 32, requires 32 pairs second NTUs 33 of first NTU to send one and stop online SIP package;
32 pairs second NTUs 33 of (312) first NTUs send one and stop online SIP package;
After (313) second NTUs 33 receive the online SIP package of this termination that this first NTU 32 transmits, immediately this first NTU 32 is sent one and confirm the SIP package that stops; So, this first NTU 32 and 33 of second NTUs promptly stop online, and recover to become not mutual online state;
(314) this first NTU 32 is encapsulated in not mutual online state in one the 6th SIP package, and the 6th SIP package is sent to this computer 31;
(315) user agent 311 of the full version of this computer 31 is after receiving the 6th SIP package, promptly read the not mutual online state that carries in the 6th SIP package, and, this not mutual online state is sent to this portable electric device 4 by internet 2; At this moment, this first NTU 32 and 33 actions of having finished data access of second NTU can be known and confirm to the user agent 411 of the simple and easy version of this portable electric device 4, and recovered to become not mutual online state.
According to the above as can be known, in the present invention, user agent 411 (the Thin User Agent of one simple and easy version only need be installed in this portable electric device, be called for short Thin UA), because the user agent's 411 of this simple and easy version DLL (dynamic link library) only has simple instruction (command) and network on-line function, transmitting-receiving and processing with execution command, so only take in this portable electric device a quite little storage memory headroom (10～100kbytes), and only need consume the quite little usefulness of its CPU, therefore, can be mounted to easily in the hand-held radio communication devices such as mobile phone and personal digital aid (PDA), realize finding automatically and controlling two NTUs that connected on the described computer, and make between this two NTU and can set up an online passage automatically, and, carry out the action of getting that data deposit mutually according to the control command that this hand-held radio communication device sent.
The above, only be of the present invention one best specific embodiment, feature of the present invention is not limited thereto, and anyly is familiar with this technical staff in field of the present invention, variation or modification that the think of easily that is carried out reaches all should be encompassed within the claim scope of the present invention.
Claims (4)
1, a kind of portable electric device that utilizes makes the mutual online method of NTU on the private network, this method is applied to a network system, this network system comprises a private network, handheld electronic device and internet, wherein this private network comprises at least one computer that is provided with network interface and at least two NTUs, the user agent of one full version wherein is installed on this computer, and this computer reaches respectively, and this NTU is via a network connection device, be online to the internet, the user agent of one simple and easy version is installed on this portable electric device, the user agent of this simple and easy version only has simple instruction and network on-line function, transmitting-receiving and processing with execution command, make that this portable electric device can be via the internet, mutually online with this computer, it is characterized in that this method comprises:
The user agent of this simple and easy version transmits a control command to this computer;
The user agent of this full version is after receiving this control command, be that this control command is encapsulated in one first Session initiation Protocol package and one second Session initiation Protocol package respectively, wherein this first Session initiation Protocol package is transferred into this first NTU, in order to require this first NTU this second NTU to be sent the Session initiation Protocol package of an online requirement, this second Session initiation Protocol package is to be transferred into this second NTU, this first NTU is sent the Session initiation Protocol package of an online response in order to require this second NTU;
After this first NTU receives this first Session initiation Protocol package, promptly this second NTU is sent the Session initiation Protocol package of an online requirement; After this second NTU receives this second Session initiation Protocol package, promptly this first NTU is sent the Session initiation Protocol package of an online response; So, promptly between this first NTU and second NTU, set up an online passage automatically; Reach this first NTU and second NTU and read this control command of carrying in this first Session initiation Protocol package and the second Session initiation Protocol package respectively, and according to this control command, via this on-line channel, carry out the transmission of RTP data flow mutually, carry out the action of data access.
2, the method for claim 1 is characterized in that, this portable electric device is a hand-held radio communication device.
3, method as claimed in claim 2 is characterized in that, this hand-held radio communication device is a mobile phone.
4, method as claimed in claim 2, wherein this hand-held radio communication device is a personal digital aid (PDA).
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| Application Number | Priority Date | Filing Date | Title |
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| CNA2007103023109A CN101465775A (en) | 2007-12-18 | 2007-12-18 | Method for mutually communicating network terminating units using hand-held electronic device |
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| Application Number | Priority Date | Filing Date | Title |
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| CNA2007103023109A CN101465775A (en) | 2007-12-18 | 2007-12-18 | Method for mutually communicating network terminating units using hand-held electronic device |
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| CN101465775A true CN101465775A (en) | 2009-06-24 |
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| CNA2007103023109A Pending CN101465775A (en) | 2007-12-18 | 2007-12-18 | Method for mutually communicating network terminating units using hand-held electronic device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102209111A (en) * | 2011-05-20 | 2011-10-05 | 重庆广典传媒有限公司 | Open cross-platform system for cloud computing mobile network terminal 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 |
-
2007
- 2007-12-18 CN CNA2007103023109A patent/CN101465775A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
| CN102209111A (en) * | 2011-05-20 | 2011-10-05 | 重庆广典传媒有限公司 | Open cross-platform system for cloud computing mobile network terminal equipment |
| CN102209111B (en) * | 2011-05-20 | 2014-07-09 | 重庆广典网络信息技术有限公司 | Open cross-platform system for cloud computing mobile network terminal equipment |
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