CN101223736A - Method and device for discovery in a network - Google Patents
Method and device for discovery in a network Download PDFInfo
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- CN101223736A CN101223736A CNA2006800261217A CN200680026121A CN101223736A CN 101223736 A CN101223736 A CN 101223736A CN A2006800261217 A CNA2006800261217 A CN A2006800261217A CN 200680026121 A CN200680026121 A CN 200680026121A CN 101223736 A CN101223736 A CN 101223736A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/005—Discovery of network devices, e.g. terminals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/22—Processing or transfer of terminal data, e.g. status or physical capabilities
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/22—Processing or transfer of terminal data, e.g. status or physical capabilities
- H04W8/24—Transfer of terminal data
- H04W8/245—Transfer of terminal data from a network towards a terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W80/00—Wireless network protocols or protocol adaptations to wireless operation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
Abstract
A segmented network having a wireless part (17) includes a mobile, wireless device (10), an access point and a network device. The mobile has a wireless communication unit (11), a plug and play unit (12) for managing services with respect to the network according to a plug and play protocol, and a discovery unit (13) for managing a device status with respect to the network. The access point (20) has a wireless communication unit (21), a network communication unit (22) for communicating to a network device in the network. For improved handling of discovery, the access point has a plug and play unit (23) and an access point control unit (24). The access point detects a status modification of communication between the wireless communication units, generates, in dependence on the status modification, a protocol message according to the plug and play protocol, and transfers the protocol message to the network.
Description
The present invention relates to have the network of wireless portion, described network comprises at least one wireless device, and this wireless device comprises: first wireless communication unit is used for communicating according to wireless communication format; The first plug and play unit is used for according to the plug and play protocol management service relevant with network; Find the unit, it is connected to described wireless communication unit and described plug and play unit, is used to manage the equipment state relevant with network; And at least one access point.
The invention still further relates to access point, comprising: second wireless communication unit is used for communicating according to wireless communication format; And network communication unit, be used for communicating according to another part of network communication format and described network.
The invention still further relates to the wireless device that is used for network, this network has wireless portion, and described mobile device comprises: first wireless communication unit is used for communicating according to wireless communication format; The first plug and play unit is used for according to the plug and play protocol management service relevant with network; Find the unit, it is connected to described wireless communication unit and described plug and play unit, is used to manage the equipment state relevant with network.
The invention still further relates to service method in the supervising the network.
The present invention relates to this field of network service in the segmented network.This network comprises at least one wireless portion and another wired part usually.The equipment that is called access point in the network connects various piece, with wireless device communication, sends message and oppositely transmits message to wireline side.Equipment in the network can in network, provide and ask the service, these services can comprise (virtual) equipment representative, be embedded in function and/or service in the equipment.Manage these services based on plug and play protocol, the plug and play protocol definition provides these services, asks these services and transmits service manner by protocol message.
File WO 2004/107681 has described the wireless network that comprises at least two wireless terminals, and each wireless terminal comprises UPnP (UPnP) module and UPnP controller software assembly.This network can use the Bluetooth technology of radio communication and UPnP agreement set up with short distance in the functional relationship of terminal.Wireless network can be according to bluetooth standard work, perhaps according to wireless IEEE 802.11 standard operations.Basically, (or request) service and equipment of embedding according to plug and play protocol (for example UPnP standard) office terminal of UPnP module.These standards are known, hereinafter can further explain.
In order to find to wish to add the terminal of existing network, component software is provided on wireless terminal, it is to corresponding UPnP module forwards message.The new terminal that adds network for example, when entering the range for wireless communication of another terminal, begins the so-called discovery stage, with the other-end of finding to exist in the network.Existing terminal is kept quite in the network, up to the message of receiving in the discovery stage from the terminal that will add.According to presents, only when the network topology mode changed, the UPnP controller software assembly of terminal was just with the component software of particular message from relevant UPnP module forwards to the subordinate.
When wireless device was communicated by letter by access point, for example and another of network is wired or wireless portion communicates, presents can occur did not have the problem discussed.In this network, be called the plug and play service that the equipment control of plug and play control point (CP) can be used.Common UPnP discover method depends on from new UPnP equipment and sends so-called advertisement by the UPnP control point (CP) of multicast to network.By this method, interested CP can find new UPnP equipment and service.UPnP equipment framework specifications recommend between these advertisements at least 1800 seconds at interval.Frequently move in and out the very dynamic environment of network for mobile device, average (minimum) discovery time of 15 minutes is not open acceptance.This may cause very disappointed user experience.Another problem is, reduces this duration and is not only that standard forbids, and may increase (unessential) Network.
The purpose of this invention is to provide the Networking Solutions ﹠ provisioned that reduces discovery time greatly and need not to increase offered load.
For this reason, according to a first aspect of the invention, the access point in the network described in the introductory paragraph comprises: the second plug and play unit is used to regulate plug and play protocol; And access point control unit, be used for: detect state changes between first and second wireless communication units from second wireless communication unit, change by the described second plug and play unit and according to described state and produce at least one protocol message according to plug and play protocol; And described protocol message is transferred to described network by described network communication unit.
For this reason, according to a second aspect of the invention, Wireless Telecom Equipment in the network described in the introductory paragraph comprises the discovery unit, be used for: detect state changes between first and second wireless communication units from first wireless communication unit, and control the described first plug and play unit, to manage described service according to described protocol message.
The effect of the measure of access point is, the access point control unit can detect any change of wireless network state, and for example, new wireless device enters network, and perhaps existing wireless device is losing radio communication in the network.Subsequently, because the plug and play unit that comprises in the access point, the access point control unit can send to the available protocol message in plug and play unit (no) about wireless device other parts in the network.Thereby, consider the expanded function of access point, at wireless device, find that the unit is used for and access point exchange plug and play message.The benefit of these measures is, is that the network equipment is realized plug-and-play feature in the various piece (for example, wireless and/or wireline side in addition) of segmented network.When wireless communication state changed, actual available plug and play service can not be subjected to postpone to utilize limited amount message and obtain management.
In an embodiment of access point, the access point control unit is used for according to plug and play protocol from wireless device request service, and according to unique device identifier with described service memory in service memory.Such benefit is that the content that access point can be used about the service memory of described equipment generates described protocol message.
In an embodiment of access point, the access point control unit is used for: when state changes the indication wireless device and adds wireless portion, according to the service of plug and play protocol request from wireless device, and produce described protocol message according to the service that receives.It is to be noted that the request of described service can be based on sending plug and play message from access point to equipment, obtaining information, and/or receive from new equipment by access point and to be used for the plug and play message of advertisement about the information of service about service.Such benefit is, after setting up radio communication, can carry out this about service information exchange and can not produce delay.
In an embodiment of access point, the access point control unit is used for: when state changes indication wireless device adding wireless portion, discern described wireless device according to unique device identifier, the service of fetching described wireless device from service memory according to described unique device identifier, and produce described protocol message according to the service of fetching.Such benefit is to need not by wireless communication format exchange plug and play message, because can fetch information from service memory according to unique device identifier.
In an embodiment of access point, the access point control unit is used for: when state change indication wireless device leaves wireless portion by sending wireless information, produce indication and serve no longer available described protocol message.Such benefit is that the devices communicating in other parts of access point and network for example, is communicated by letter with the control point, notices no longer available this fact of wireless device to guarantee them.Particularly, can not carry out described communication and may this thing happens when in fact wireless device requires the final result of described communication behind the deviated from network immediately at the control point.
In an embodiment of access point, the access point control unit is used for: change that the indication wireless device does not send wireless information and when leaving wireless portion at state, discern described wireless device according to unique device identifier, it is no longer available to fetch service according to described unique device identifier from service memory, and produces the no longer available described protocol message of the described service of indication.Such benefit is, the devices communicating in other parts of access point and network, for example, communicate by letter with the control point, to guarantee that they notice no longer available this fact of wireless device,, may not detect this fact owing to lack protocol message from wireless device.
Provided the preferred embodiment according to present device in accompanying Claim, its disclosed content is incorporated herein by reference.
These and other aspects of the present invention will become apparent with the embodiment that way of example further specifies with reference to accompanying drawing by the following describes in the book, wherein:
Fig. 1 illustrates the network with wireless portion;
The function diagram of management service when Fig. 2 illustrates equipment adding network;
The function diagram of management service when Fig. 3 illustrates equipment with uncontrolled mode deviated from network;
The function diagram of management service when Fig. 4 illustrates equipment utilization access point adding network;
The function diagram of management service when Fig. 5 illustrates the equipment utilization access point with uncontrolled mode deviated from network;
Counter element among the different figure has identical reference number.
Fig. 1 illustrates the network with wireless portion.In the network, the wireless device 10 (being called for short WD) and the access point 20 (being called for short AP) of communicating by letter by the wireless portion 17 of antenna 14,26 and network are shown.For example, wireless device is the mobile device as notebook computer or mobile phone, or has the consumer-elcetronics devices of radio communication function, as audio ﹠ video equipment or refrigerator.The network equipment shown in the figure 30, for example control point (abbreviation CP), its another part 18 by network is communicated by letter with access point, for example by wireline side or internet as company or the LAN of family.Access point for example can be for being connected the special equipment that is used to handle local radio communication with cable network.
Should be noted that the network components shown in the figure is independent parts physically.Perhaps, can be identical according to the other part 18 that the invention provides with the communication of the network equipment 30 with wireless portion 17.Thereby in this case, 30 communication is handled by access point 20 according to the present invention on the logic aspect from wireless device 10 to the network equipment, but is to use identical physical radio linking format.Subsequently, AP communication unit 22 is communicated by letter with the network equipment by the wireless portion 17 of network.
The network equipment 30 (computer that for example comprises control point (CP) function) has: CP network communication unit 31 is used for according to network communication format and network service; And CP plug and play unit 32, be used to handle plug and play protocol.
In addition, access point 20 has access point control unit 24, and it is connected to AP wireless communication unit 21, AP network communication unit 22 and AP plug and play unit 23.The access point control unit be used to carry out hereinafter introduce in detail according to management service process of the present invention.This process comprises at least one following function.First function is the state changes that detects between first and second wireless communication units from AP wireless communication unit 21.Second function is to generate at least one protocol message according to plug and play protocol by AP plug and play unit 23.Protocol message is to change according to the state of radio communication to generate, for example, and when new wireless device enters the range for wireless communication of Network Access Point.At last, the 3rd function is by network communication unit 22 protocol message to be sent to equipment in the network, for example is sent to the network equipment 30.
In one embodiment, access point 20 has memory 25.Access point control unit 24 is used for according to plug and play protocol from the information of wireless device request about the plug and play service.The following service memory that provides based on unique service identifier.Use the data of the identifier storage relevant about described service with corresponding wireless device, for example, unique name or number.
Should be noted that and can use special circuit structure said units, for example, custom-designed IC, still, at least a portion in these functions is carried out with processing unit and software usually.These softwares can be embedded in the read only memory devices, but also can be positioned on other sources, for example, are connected to the storage medium or the server apparatus of network.Particularly, the function of above-mentioned access point control unit 24 and/or access point plug and play unit 23 can be used as software program to be provided, and software program can be downloaded to the part able to programme of access point apparatus.
Utilize the information that appears at the WiFi module to detect the action that enters and leave the WiFi network actual WiFi is comprised as the process of management service according to the present invention of wireless communication format.Usually, when mobile WiFi equipment enters the scope of wireless network, experience scanning, adding, discriminating and related process.Afterwards, in order to be connected to other parts of network, some initialization relevant with TCP/IP may take place, for example, utilize procotol addressing, link this locality and the ARP message of DHCP.At the access point control unit, this a series of actions also triggers UPnP advertisement/bye protocol mechanism.Also can in mobile device, realize these.The function of access point and wireless device is as follows.
Carry out following function at access point: in a single day access point detects new mobile device, just represents this mobile device to produce the protocol message of this equipment of advertisement and service thereof.This can be by at the plug and play information on services of AP buffer memory mobile device or send search to mobile device in advance and realize to obtain this information.Can carry out buffer memory at the initial phase before reality is used, perhaps the ability that obtains mobile device by network or direct slave unit realizes.
When the access point discovery mobile device no longer and network (that is) when related with the respective wireless part of network, even if outside the physical device scope that is in wireless network as described below, on behalf of mobile device, access point can also send byebye message.
It is to be noted that extra action guarantees control point (CP in the network) after they become the part of wireless network, immediately discovering device (that is, need not to produce extra business).The AP that represents mobile device to send " goodbye " guarantees that all UPnP control points notice no longer available this fact of equipment.The other plug and play gateway function of UPnP the Internet gateway device (IGD) is also realized being called in some control points.By new plug and play unit is combined with this gateway function, the UPnP software stack can be used two kinds and be shared.
In the wireless device that is generally as the mobile device of phone and audio frequency and video (AV) player, find to comprise following function in the unit 13.In a single day equipment carry out related with the WiFi network and carried out addressing, just sends the UPnP advertisement with UPnP control point advertisement UPnP equipment and service thereof in network.Yet when wireless device communicated with the access point with above-mentioned additional functionality, wireless device sent to access point to carry out buffer memory with the data relevant with its service.In fact, wireless device also may require access point to provide UPnP advertisement according to issuing the unique device identifier instead of wireless equipment that comprises in the message of access point.
When equipment (for some reason) and WiFi network disassociation, send byebye message, with no longer available to UPnP control point indicating equipment.Can handle byebye message at access point, with the update service memory.Access point sends byebye message to network, so that the association of equipment is removed.Detect when leaving the wireless network scope unintentionally at mobile device, no longer include chance and send byebye message to network.Thereby, find that unit 13 may stop the byebye message from the plug and play unit.In this case, that is, when access point detects owing to described when leaving scope and changing communications status, on behalf of wireless device, access point can generate and transmit byebye message.
Notice that mobile device message and access point byebye message when association takes place new equipment can be realized.On the other hand, only realize that one of them has just improved the discovery performance of wireless device with respect to the plug and play service greatly.
Change in order to detect wireless communication state, access point and/or wireless device can use the transmission signal parameters from wireless communication unit.Among the embodiment, mobile device can use the parameter as signal strength signal intensity to send byebye message before leaving scope.This can make the UPnP discovery mechanism become more powerful for the dynamic of this mobile device, when particularly on behalf of mobile device, AP can not as mentioned above send byebye message.
Following figure and description illustrate the instantiation procedure of managing plug and play service (UPnP) according to WiFi in having the network of wireless portion, and network communication format is known TCP/IP form.These examples are situations that (moving) equipment adds or leave (wireless) UPnP network.Preceding two examples are emphasized to improve discovery efficient by the device in the mobile device, and it is relevant with access point that latter two examples illustrates corrective measure.With the arrow of tape label step among the figure is shown.
The function figure of management service when Fig. 2 illustrates equipment adding network.These functions are carried out by mobile device, wireless device 210, access point 220 and the network equipment 230 (for example control point).Be noted that in fact the control point can be embedded in another equipment that is connected to network, for example, in computer, be physically connected in the wireless device of network but also can be embedded in by wireless portion.In this example, hypothetical network equipment 230 keeps stable relation with network, supposes that mobile device 210 causes the change of network service state.
In mobile device 210, radio communication function 211 is handled radio communication, for example handles according to IEEE 802.11 physics and MAC (medium access control).
Tcpip stack 215 is handled network service according to procotol, and UPnP storehouse 212 provides plug-and-play feature.The process of supervisory communications and plug and play service can perhaps provide described service for communication unit by finding unit 213 controls to the described service of communication unit request and use 216.
The network equipment also comprises tcpip stack 231, UPnP storehouse 232 and uses 236, uses 236 and can perhaps provide described service for communication unit to the described service of communication unit request.
When mobile device 210 added based on the UPnP network of WiFi, the process of supervisory communications and plug and play service had the step of following numbering:
1, mobile device 210 scan, add, the step of discriminating and association access point 220.
2, WiFi driver element 211 sends " discriminating " message to finding unit 213.
3, find that unit 213 indication tcpip stacks 215 carry out addressing.
4, tcpip stack 215 uses automatic IP to obtain the IP address, and DHCP or link-local addressing take place.Only when not being assigned with effective address before this, just carries out interface this step.
5, tcpip stack 215 notices are found unit 213 addressing success.
6, find of (embedding) equipment and the service of unit 213 indication UPnP storehouses 212 to web advertisement mobile device 210.
7, UPnP storehouse 212 sends multicast UPnP advertisement by access point 220 other UPnP equipment in network.
Be noted that at access point plug and play control unit 223 receives the UPnP advertisement and handles, as, store this locality that is stored in the access point memory, perhaps represents mobile device 210 further to transmit.At last, the application 236 in the network equipment can be visited the service of mobile device, perhaps provides service to mobile device.
The function figure of management service when Fig. 3 shows equipment with uncontrolled mode deviated from network.These functions are carried out by mobile device, wireless device 210, access point 220 and the network equipment 230, and their structural member and Fig. 2 are similar.
1, WiFi driver element 211 receives the request of disassociation mobile device 210, to finding that unit 213 sends the indication of notice and products for further.
2, find that unit 213 indication UPnP storehouses 212 send byebye message when network still exists.
3, UPnP sends actual multicast byebye message by the control point of access point 220 in the UPnP network.
4, send byebye message after, find unit 213 indication WiFi driver elements, 211 beginning disassociation processes.
5, WiFi driver element 211 is from WiFi network disassociation.
Be noted that at access point plug and play control unit 223 receives UPnP message and handles, for example be stored in this locality storage of access point memory, upgrade available service, perhaps represent mobile device 210 further to transmit.
The function figure of management service when Fig. 4 shows equipment use access point adding network.These functions are carried out by mobile device, wireless device 210, access point 220 and the network equipment 230, and their structural member and Fig. 2 are similar.Access point 220 has tcpip stack 222, is used to handle network service.
1, mobile device 210 scan, add, the step of discriminating and association access point 220.
2, be one in the alternative each other below carrying out,
(a) access point 220 is asked embedding equipment and service from mobile device by sending searching request, and with described storage in service memory.
(b) access point 220 is according to the embedding equipment and the service of middle query facility 210 in the internal table of device identifier in the service memory of access point that is called unique device name (UDN).
3, access point 220 represents mobile device 210 to service of the UPnP web advertisement and embedding equipment.
Usually, add for the first time or carry out option 2a during the service that requires to change at mobile device.When known device adds network, carry out option 2b; In the time can't finding UDN in the service memory at access point, access point transfers to carry out option 2a.
The function figure of management service when Fig. 5 shows the equipment utilization access point with uncontrolled mode deviated from network.These functions are carried out by mobile device, wireless device 210, access point 220 and the network equipment 230, and their structural member and Fig. 4 are similar.Mobile device 210 promptly, is used 216 and is not sent byebye message with uncontrolled mode deviated from network.Notice that this situation also comprises the situation of Fig. 3 mobile device deviated from network not to be covered scope, interruption or running down of battery.
1, the first step can be one of following two starting points:
(a) mobile device 210 is not to network transmission byebye message and from the network disassociation;
(b) mobile device 210 shifts out the scope (or running down of battery) of network, and not clear and definite and network disassociation.
In case after 2, access point 210 discovering devices leave, just use unique device name (UDN) in the internal table of service memory, to search facility information.
3, last, on behalf of the control point of mobile device in network, the plug and play unit 223 of access point send the byebye message of embedding equipment and service.
Be noted that in mobile device, find unit 213 be used to consider access unit represent wireless device to produce and transmission about this fact of protocol message of UPnP.For example, find that unit 213 can notify UPnP storehouse mobile device disassociation, but access point treated this task of transmission byebye message.Thereby the UPnP storehouse no longer keeps the byebye message as message to be sent in its memory.
Although main utilize embodiment to explain the present invention, has wireless portion and any similar network of being used to exchange about the agreement of the data of serving can realize the present invention according to WiFi network and UPnP agreement.Be noted that in addition in the presents that other elements and the step beyond cited element and the step do not got rid of in " comprising " speech; The existence of a plurality of this elements do not got rid of in " one " speech before the element; Some part of above-mentioned logic section network can be overlapping on a physical layer, as wireless transmission medium; Any reference number does not limit the scope of claim; Available hardware of the present invention and software are realized; The same parts of a plurality of " device " available hardware are represented.In addition, scope of the present invention is not limited to embodiment, each new feature and the described combination of features of focusing on of the present invention.
Claims (9)
1. the network that has wireless portion (17), described network comprises:
-at least one wireless device (10), described wireless device comprises:
First wireless communication unit (11) is used for communicating according to wireless communication format;
The first plug and play unit (12) is used for according to the plug and play protocol management service relevant with described network, and
Find unit (13), be connected with described plug and play unit (12), be used to manage the equipment state relevant with described network with described wireless communication unit (11); And
-at least one access point (20), described access point comprises:
Second wireless communication unit (21) is used for communicating according to described wireless communication format,
Network communication unit (22) is used for communicating according to the network equipment (30) of network communication format and described network,
The second plug and play unit (23) is used to regulate described plug and play protocol; And
-access point control unit (24) is used for:
From the state changes between described first and second wireless communication units of described second wireless communication unit (21) detection;
Change by the described second plug and play unit (23) and according to described state, produce at least one protocol message according to plug and play protocol; And
Described protocol message is transferred to described network by described network communication unit (22).
2. be used to have the access point of the network of wireless portion (17), described network comprises at least one wireless device (10), and described wireless device comprises:
First wireless communication unit (11) is used for communicating according to wireless communication format;
The first plug and play unit (12) is used for according to the plug and play protocol management service relevant with described network, and
Find unit (13), be connected with described plug and play unit, be used to manage the equipment state relevant with described network with described wireless communication unit,
Described access point (20) comprising:
Second wireless communication unit (21) is used for communicating according to described wireless communication format,
Network communication unit (22) is used for communicating according to the network equipment (30) of network communication format and described network,
The second plug and play unit (23) is used to regulate described plug and play protocol; And access point control unit (24), be used for:
From the state changes between described first and second wireless communication units of described second wireless communication unit (21) detection;
Change by the described second plug and play unit (23) and according to described state, produce at least one protocol message according to plug and play protocol; And
Described protocol message is transferred to described network by described network communication unit (22).
3. according to the access point of claim 2, wherein said access point control unit (24) is used for serving from described wireless device request according to described plug and play protocol, and according to unique device identifier with described service memory in service memory (25).
4. according to the access point of claim 2, wherein said access point control unit (24) is used for: when the described state change described wireless device of indication (10) adds described wireless portion (17), according to the service of described plug and play protocol request, and produce described protocol message according to the service that receives from described wireless device.
5. according to the access point of claim 2, wherein said access point control unit (24) is used for: when the described state change described wireless device of indication (10) adds described wireless portion (17), discern described wireless device according to unique device identifier, the service of fetching described wireless device from service memory (25) according to described unique device identifier, and produce described protocol message according to the service of fetching.
6. according to the access point of claim 2, wherein said access point control unit (24) is used for: when the described state change described wireless device of indication (10) leaves described wireless portion by sending wireless information, produce indication and serve no longer available described protocol message.
7. according to the access point of claim 2, wherein said access point control unit (24) is used for: change that the described wireless device of indication (10) does not send wireless information and when leaving described wireless portion at described state, discern described wireless device according to unique device identifier, it is no longer available to fetch service according to described unique device identifier from service memory (25), and produces the no longer available described protocol message of the described service of indication.
8. be used to have the wireless device of the network of wireless portion (17), described wireless device comprises:
First wireless communication unit (11) is used for communicating according to wireless communication format;
The first plug and play unit (12) is used for according to the plug and play protocol management service relevant with described network, and
Find unit (13), be connected with described plug and play unit (12), be used to manage the equipment state relevant with described network with described wireless communication unit (11),
Described network comprises at least one access point (20), and described access point comprises:
Second wireless communication unit (21) is used for communicating according to described wireless communication format,
Network communication unit (22) is used for communicating according to the network equipment (30) of network communication format and described network,
The second plug and play unit (23) is used to regulate described plug and play protocol; And
Access point control unit (24) is used for: detect state changes between described first and second wireless communication units from described second wireless communication unit; Change by the described second plug and play unit and according to described state, produce at least one protocol message according to plug and play protocol; And described protocol message is transferred to described network by described network communication unit
Wherein said discovery unit (13) is used for:
From the state changes between described first and second wireless communication units of described first wireless communication unit (11) detection, and
Control the described first plug and play unit (12), to manage described service according to described protocol message.
9. be used for the supervising the network service method, described network has wireless portion and comprises:
-at least one wireless device, described wireless device comprises:
First wireless communication unit is used for communicating according to wireless communication format;
The first plug and play unit is used for according to the plug and play protocol management service relevant with described network, and
Find the unit, be connected with described plug and play unit, be used to manage the equipment state relevant with described network with described wireless communication unit; And
-at least one access point, described access point comprises:
Second wireless communication unit is used for communicating according to described wireless communication format,
Network communication unit is used for communicating according to the network equipment of network communication format and described network,
The second plug and play unit is used to regulate described plug and play protocol, and described method includes step:
Detect state changes between described first and second wireless communication units from described second wireless communication unit;
Change at least one protocol message of generation by the described second plug and play unit and according to described state according to plug and play protocol; And
Described protocol message is transferred to described network by described network communication unit.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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EP05106591.0 | 2005-07-19 | ||
EP05106591 | 2005-07-19 |
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CN101223736A true CN101223736A (en) | 2008-07-16 |
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CNA2006800261217A Pending CN101223736A (en) | 2005-07-19 | 2006-07-12 | Method and device for discovery in a network |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112350867A (en) * | 2020-11-06 | 2021-02-09 | 绿博士有限公司 | Plug and play universal platform for equipment unit |
Families Citing this family (3)
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JP2009169732A (en) * | 2008-01-17 | 2009-07-30 | Panasonic Corp | Communication terminal equipment and communication equipment connection control method |
EP2385713B1 (en) | 2009-01-08 | 2014-04-23 | Fujitsu Limited | Proxy response device, proxy response method in proxy response device, and communication system |
KR101613320B1 (en) * | 2009-12-24 | 2016-04-18 | 삼성전자주식회사 | Apparatus and method for providing information for wireless network connection using wirelss-fidelity and system thereof |
Family Cites Families (2)
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US20030140344A1 (en) * | 2002-01-21 | 2003-07-24 | Ghulam Bhatti | Wireless control for universal plug and play networks and devices |
KR100513044B1 (en) * | 2003-12-17 | 2005-09-06 | 한국전자통신연구원 | Apparatus and its method for auto connection of device according to user configuration |
-
2006
- 2006-07-12 JP JP2008522126A patent/JP2009502079A/en active Pending
- 2006-07-12 WO PCT/IB2006/052376 patent/WO2007010454A1/en not_active Application Discontinuation
- 2006-07-12 CN CNA2006800261217A patent/CN101223736A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112350867A (en) * | 2020-11-06 | 2021-02-09 | 绿博士有限公司 | Plug and play universal platform for equipment unit |
CN112350867B (en) * | 2020-11-06 | 2023-09-05 | 绿博士有限公司 | Universal platform for plug and play of equipment units |
Also Published As
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JP2009502079A (en) | 2009-01-22 |
WO2007010454A1 (en) | 2007-01-25 |
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