CN104581985B - Network service extension method and apparatus - Google Patents
Network service extension method and apparatus Download PDFInfo
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- CN104581985B CN104581985B CN201310472397.XA CN201310472397A CN104581985B CN 104581985 B CN104581985 B CN 104581985B CN 201310472397 A CN201310472397 A CN 201310472397A CN 104581985 B CN104581985 B CN 104581985B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
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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
- H04W88/02—Terminal devices
- H04W88/04—Terminal devices adapted for relaying to or from another terminal or user
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- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a kind of network service extension methods, the range of a network service can be extended, by a network service extension device to execute, the connection established between a substantive network unit of a wireless network relay and an any wireless network services device is comprised the steps of；Connection setting according to any wireless network services device provides a virtual wireless network service unit, and wherein the connection setting of the virtual wireless network service unit is identical as the connection setting of any wireless network services device；Establish the connection between the virtual wireless network service unit and a wireless network demand device；And the connection between any wireless network services device and the wireless network demand device is established via the virtual wireless network service unit and the essence network unit.
Description
Technical field
The present invention relates to network methods and device, especially with respect to network service extension method and apparatus.
Background technique
Wireless network is based on its convenience and has been widely used in daily life.The framework of general wireless network includes one
Infrastructure service device (Basic Service Set, BSS.Such as a wireless network access point (Access Point, AP)), it should
Infrastructure service device is connected to a reliable network (such as a cable network), in providing an infrastructure wireless network in a service range
Service, and other radio network devices in the service range is allowed to be connected to the reliable network via it.However according to current
Technology, if one first radio network device possesses the connection setting of the infrastructure wireless network service and is located at aforementioned service range
It is interior, and a second wireless network device possesses the connection setting of the infrastructure wireless network service but is located at that the service range is outer or nothing
Method is stably connected to the infrastructure service device, this second wireless network need to be through one provided by first radio network device
The connection service for being different from aforementioned base any wireless network services can be stably connected to the infrastructure service device, for example,
The infrastructure wireless network service is one first Wireless LAN (Wireless Local Area Network, WLAN) service,
Connection service is one second WLAN services, and the connection of first and second WLAN services sets (example
Such as a service initialization identifier (Service Set Identifier, SSID), a type of security (Security Type), one
Key) it is different, therefore the second wireless network device need to be provided simultaneously with the connection of first and second WLAN services
Setting ability piggybacking first radio network device is connected to the infrastructure service device, in other words, if the second wireless network
The connection that device does not have first radio network device is set, i.e., can not be connected to the base via first radio network device
Plinth service unit, this limitation reduce the connection chance of the second wireless network device.
Summary of the invention
In view of the deficiency of prior art, a purpose of the present invention is that providing a kind of network service extension method and a kind of net
Network service extension device, to extend the range of a network service.
The invention discloses a kind of network service extension methods, the range of a network service can be extended, by of the invention
Network service extension device or its equivalent device execute.An embodiment according to the present invention, this method, which comprises the steps of, builds
Connection between the substantive network unit of the one of a vertical wireless network relay and an any wireless network services device；According to the wireless network
The connection setting of network service unit provides a virtual wireless network service unit, wherein the company of the virtual wireless network service unit
It is identical as the connection setting of any wireless network services device to connect setting；Establish the virtual wireless network service unit and a wireless network
Connection between network demand device；And this is established wirelessly via the virtual wireless network service unit and the essence network unit
Connection between Web services apparatus and the wireless network demand device.
The present invention separately discloses a kind of network service extension device, can extend the network clothes of an any wireless network services device
The range of business.An embodiment according to the present invention, which includes: a wireless network relay, is used to and the wireless network
Service unit establishes connection, includes: a virtual wireless network service unit, and the connection according to any wireless network services device is set
And formed, for establishing connection with a wireless network demand device, the wherein connection setting of the virtual wireless network service unit
It is identical as the connection setting of any wireless network services device；And a substantive network unit, it is used to and the virtual wireless network takes
Business unit and any wireless network services device establish connection, therefore the wireless network relay is by the virtual wireless network
Service unit and the essence network unit establish the connection between any wireless network services device and the wireless network demand device.
Feature, implementation and effect for the present invention, hereby attached drawing being cooperated to make preferred embodiment, detailed description are as follows.
Detailed description of the invention
Fig. 1 is the schematic diagram of an embodiment of network service extension device of the invention；
The schematic diagram for the embodiment that the wireless network relay that Fig. 2 a is Fig. 1 operates；
The schematic diagram for another embodiment that the wireless network relay that Fig. 2 b is Fig. 1 operates；And
Fig. 3 is the flow chart of an embodiment of network service extension method of the invention.
Wherein, the reference numerals are as follows:
10 network service extension devices
20 any wireless network services devices
30 wireless network demand devices
100 wireless network relays
110 virtual wireless network service units
112 virtual phies
114 virtual media access control layers
116 virtual level, 3 protocol layer
118 virtual application layers
120 substantive network units
122 substantive application layers
124 essential layer, 3 protocol layer
126 substantive media access control layers
128 substantive physical layers
S310 is established between a substantive network unit of a wireless network relay and an any wireless network services device
Connection
S320 provides a virtual wireless network service unit according to the connection setting of any wireless network services device, wherein
The connection setting of the virtual wireless network service unit is identical as the connection setting of any wireless network services device
S330 establishes the connection between the virtual wireless network service unit and a wireless network demand device
S340 establishes any wireless network services via the virtual wireless network service unit and the essence network unit
Connection between device and the wireless network demand device
Specific embodiment
The idiom of technical terms reference the art of following description, as this specification has part term
It is illustrated or defines, the explanation or definition of this specification are subject in the explanation of the part term.
The disclosure includes network service extension apparatus and method, can extend the range of a network service.
The apparatus and method can be applied to an integrated circuit or a system and device, under the premise of being embodied as possible, those skilled in the art
Member can select equivalent component or step according to the disclosure of the specification to realize the present invention, that is, implementation of the invention
The embodiment chatted after being not limited to.It may for the members for being included by network service extension device of the invention are independent
For known tip assemblies, therefore under the premise of not influencing the abundant open and exploitativeness of the device inventions, illustrate below for
Know that the details of component will give memorandum.In addition, network service extension method of the invention can expand by network service of the invention
Extending apparatus or its equivalent device execute, not influencing the abundant openly and under the premise of exploitativeness of this method invention, below
The explanation of method invention will focus on step content and non-hardware.
Referring to Fig. 1, its schematic diagram for an embodiment of network service extension device of the invention.In the present embodiment
In, which is a Wireless LAN (Wireless Local Area Network, WLAN) device, such as one
Laptop, a mobile phone, a tablet computer, a network card or a network chip, can be wirelessly connected to a wireless network
A service unit 20(such as wireless network access point (Access Point, AP)) and extend the range of its network service.Such as Fig. 1
Shown, which includes: a wireless network relay 100, is used to and any wireless network services device
20 establish connection, include a virtual wireless network service unit 110 and a substantive network unit 120, wireless network relaying
Device 100 can be a wireless network card, a wireless network chip or its equivalent device.The virtual wireless network service unit
The connection of 110 foundation aforementioned wireless networks service units 20 sets and forms (Configured), has and the wireless network takes
The be engaged in connection of device 20 sets identical setting, is used to and wireless network demand device 30(such as a laptop, proficiency
Machine or a tablet computer) connection is established, in other words, as long as the wireless network demand device 30, which possesses, is connected to the wireless network
The setting of network service unit 20, that is, can be connected to the virtual wireless network service unit 110, in the present embodiment, the virtual radio
Network service element 110 emulates any wireless network services device 20 by wireless network relay 100 and is formed.In addition, institute
Substantive network unit 120 is stated to be used to establish with the virtual wireless network service unit 110 and any wireless network services device 20
Connection, therefore, which can be by the virtual wireless network service unit 110 and the essence network
Unit 120 sets up the connection between any wireless network services device 20 and the wireless network demand device 30, should in the present embodiment
Substantive network unit 120 is the intrinsic framework of the wireless network relay 100.
From the above, present embodiment assumes that: the wireless network demand device 30 directly or can not be stably connected to the nothing
Line Web services apparatus 20, therefore any wireless network services device 20 need to be connected to through the network service extension device 10.
In other words, the wireless network demand device 30 the received any wireless network services device 20 signal strength/stability meeting
Less than the wireless network demand device 30 the received virtual wireless network service unit 110 signal strength/stability.By
It is identical as the connection setting of any wireless network services device 20 in the virtual wireless network service unit 110, therefore wireless network
The virtual wireless network service unit 110 can be considered as any wireless network services device 20, and the wireless network by demand device 30
As long as demand device 30 possesses a connection setting (such as service initialization identifier (Service for any wireless network services device 20
Set Identifier, SSID), a type of security (Security Type) and a key), that is, can be attached to the virtual nothing
Line network service element 110, then any wireless network services device 20 is connected via it.In detail, in the present embodiment, the virtual nothing
Line network service element 110 can issue a beacon (Beacon) so that the wireless network demand device 30 learns the virtual radio net
The presence of network service unit 110, the wireless network demand device 30 can issue one and inquire after requirement (Probe Request) news later
Number, and the virtual wireless network service unit 110 can be inquired after again for this and signal response one is required to inquire after response (Probe
Response) signal, and then establish connection between the two.
Please continue to refer to the 1st figure, established in the wireless network demand device 30 and the virtual wireless network service unit 110
After connection, if the wireless network demand device is intended to that transmission envelope can be sent via 20 output data of any wireless network services device
Packet is to the virtual wireless network service unit 110, and then the virtual wireless network service unit 110 is again via the essence network list
Member 120 is by the transmission package transmission to any wireless network services device 20；On the other hand, if any wireless network services device 20 is intended to
Send one reception package belong to the wireless network demand device 30, can by the reception package transmission to the essence network unit 120,
The essence network unit 120 is again via the virtual wireless network service unit 110 by the reception package transmission to the wireless network
Demand device 30.Above-mentioned package transmission can be realized by various ways, for example, please refer to Fig. 2 a, the virtual radio net
Network service unit 110 includes the access control of a virtual phy (Physical Layer, PHY Layer) 112, one virtual media
3 protocol layer (Layer-3Protocol of layer (Media Access Control Layer, MAC Layer) 114, one virtual level
Layer) 116 and a virtual application layer (Application Layer) 118, the essence network unit 120 is then comprising an essence
The substantive media access control layer 126 of application layer 122,3 protocol layer of an essential layer 124, one and a substantive physical layer 128, the void
Quasi- physical layer 112 is used to receive the transmission package from the wireless network demand device 30, and sequentially accesses via the virtual media
Control layer 114,3 protocol layer 116 of virtual level, 3 protocol layer 124 of essential layer, the essence media access control layer 126 and should
Substantive physical layer 128 by the transmission package transmission to any wireless network services device 20, wherein 3 protocol layer 116 of virtual level and/
Or 3 protocol layer 124 of essential layer can be sentenced according to the information (such as source field, destination field or specific label) of transmission package
Whether the recipient of the transmission package of breaking is the wireless network relay 100, if not will the transmission package be forwarded to the nothing
Line Web services apparatus 20；Similarly, which is used to receive reception envelope from any wireless network services device 20
Packet, and sequentially via the essence media access control layer 126,3 protocol layer 124 of essential layer, virtual 3 agreement 116 of stratum, this
Virtual media access control layer 114 and the virtual phy 112 are by the reception package transmission to the wireless network demand device
30, wherein 3 protocol layer 124 of essential layer and/or 3 protocol layer 116 of virtual level can be according to information (such as the sources for receiving package
Field, destination field or specific label) judge whether the recipient of the reception package is the wireless network relay 100,
If not will the reception package be forwarded to the wireless network demand device 30.Separately for example, Fig. 2 b is please referred to, the present invention also may be used
It is not through 3 protocol layer of stratum and directly forwards the transmission package or receive package, more precisely, which can sequentially pass through
By the virtual phy 112, the virtual media access control layer 114, the essence media access control layer 126 and the essence object
Reason layer 128 and be sent to any wireless network services device 20, and the reception package can sequentially via the essence physical layer 128, this
Substantive media access control layer 126, the virtual media access control layer 114 and the virtual phy 112 and be sent to the nothing
Line network demand device 30.
It note that aforementioned applications layer 118,122 belongs to a ring of network hierarchy, and be not used for the implementation of Fig. 2 a Yu Fig. 2 b
Example.In addition, the operation principles of aforementioned virtual physical layer 112 are identical as substantive physical layer 128；Virtual media access control layer 114
Operation principles it is identical as substantive media access control layer 126；And the operation principles of 3 protocol layer 116 of virtual level and essential layer 3 are assisted
The operation principles for discussing layer 124 are identical.Furthermore due to those substantive units 124,126,128 not for belong to the public affairs of this field
Know technology, and those skilled in the art of the present technique can disclosure according to the present invention and current techniques come realize those substantive units 124,
126,128 and dummy unit 112,114,116, therefore do not influencing abundant open and exploitativeness premise of the invention
Under, it is not necessary to explanation give memorandum herein.
Described in brought forward, the present invention removes can emulate any wireless network services device 20 to extend the model of its network service such as Fig. 1
It encloses, wireless network demand device 30 is enable to be connected to any wireless network services device via the present invention with identical connection setting
20, mode is taken off before can also following to simulate more different any wireless network services devices, to support more wireless network demands
Device, since those skilled in the art of the present technique can understand identical/similar simulation and connection procedure according to content is preceding taken off, and can be voluntarily
Carried out using rule that is existing or setting certainly multi-connection operation (such as multiple virtual units be attached or send in turn interruption want
(Interrupt Request) is asked to require connection etc.), therefore in the case where not influencing the requirement of disclosure of the invention and exploitativeness,
The explanation of redundancy gives memorandum herein.
In addition to device above-mentioned, the present invention also correspondingly discloses a kind of network service extension method, can extend one
The range of network service (such as a WLAN services), by preceding take off network service extension device 10 or its equivalent device Lai
It executes.As shown in figure 3, one embodiment of the invention comprises the steps of
Step S310: it establishes between a substantive network unit of a wireless network relay and an any wireless network services device
Connection；
Step S320: the connection setting according to any wireless network services device provides a virtual wireless network service unit,
Wherein the connection setting of the virtual wireless network service unit is identical as the connection setting of any wireless network services device.This implementation
In example, connection setting e.g. a service initialization identifier, a type of security and a key；
Step S330: the connection between the virtual wireless network service unit and a wireless network demand device is established.This reality
It applies in example, step S330 includes: the virtual wireless network service unit being enabled to issue a beacon for the wireless network demand device
Learn the presence of the virtual wireless network service unit；And the virtual wireless network service unit is enabled to need according to the wireless network
Asking the one of device to inquire after requires signal sending one to inquire after response signal；And
Step S340: wireless network clothes are established via the virtual wireless network service unit and the essence network unit
The connection being engaged between device and the wireless network demand device.In the present embodiment, step S340 includes: establishing the virtual wireless network
Connection between service unit and the essence network unit；It will via the virtual wireless network service unit and the essence network unit
The one of the wireless network demand device transmits package transmission to any wireless network services device；And via the essence network unit
Package transmission is received to the wireless network demand by the one of any wireless network services device with the virtual wireless network service unit
Device.
From the above, the package transmission of step S340 can be realized by various ways, for example, by the transmission package
The step of being transmitted to any wireless network services device includes: via a virtual phy of the virtual wireless network service unit,
One virtual media access control layer and 3 protocol layer of a virtual level and 3 protocol layer of an essential layer of the essence network unit, one are in fact
Matter media access control layer and a substantive physical layer are by the transmission package transmission to any wireless network services device；And it should
Receive package transmission to the step of wireless network demand device include: via the essence physical layer of the essence network unit,
The virtual level 3 of the essence media access control layer and 3 protocol layer of essential layer and the virtual wireless network service unit is assisted
Layer, the virtual media access control layer and the virtual phy is discussed to fill the reception package transmission to the wireless network demand
It sets.Separately for example, step S340 can also be not through 3 protocol layer of stratum and directly forward the transmission package or receive package, also
Will the transmission package transmission to the step of any wireless network services device include: via the virtual wireless network service unit
The substantive media access control layer and essence of virtual phy and virtual media access control layer and the essence network unit
Physical layer is by the transmission package transmission to any wireless network services device；And the reception package transmission to the wireless network is needed
The step of seeking device includes: virtual with this via the substantive physical layer and substantive media access control layer of the essence network unit
The virtual media access control layer of aawireless network service unit and virtual phy are by the reception package transmission to the wireless network
Network demand device.
Since those skilled in the art of the present technique can understand Fig. 3's by the disclosure of the device inventions of Fig. 1 to Fig. 2 b
The implementation detail and variation of method invention, therefore, to avoid superfluous text, in the open request that does not influence this method invention and implementable
Under the premise of property, repeat description gives memorandum herein.Taken off in attached drawing before note that, the shape of component, size, ratio and
Sequence of step etc. is only to illustrate, and is to understand the present invention for the art tool usually intellectual to be used, non-to limit this
Invention.In addition, those skilled in the art of the present technique can disclosure under this invention and the demand of itself selectively implement it is any
Some or all of embodiment technical characteristic, or selectively implement the group of some or all of multiple embodiments technical characteristic
It closes, increases the elasticity when present invention is implemented whereby.Furthermore though preceding embodiment of taking off, by taking Wireless LAN as an example, so this is not pair
Limitation of the invention, the art technology people can disclosure under this invention suitably apply the present invention to other types of net
In network system.
In conclusion network service extension apparatus and method of the invention can emulate an any wireless network services device to prolong
The range of its network service is stretched, and a wireless network demand device can be made to be connected to this via the present invention with identical connection setting
Any wireless network services device, as long as that is, the wireless network demand device possess any wireless network services device connection setting,
Any wireless network services device can be connected to surf the Internet through relaying of the invention, solve any wireless network services device whereby
The problems such as service range is insufficient or service dead angle, and increase the connection chance of the wireless network demand device.
Although the embodiment of the present invention is as described above, however those embodiments not are used to limit the present invention, this technology neck
The content that field technique personnel can express or imply according to the present invention imposes variation to technical characteristic of the invention, all this kind change
Change may belong to patent protection scope sought by the present invention, and in other words, scope of patent protection of the invention must regard appended
Subject to those as defined in claim.
Claims (15)
1. a kind of network service extension method, which is characterized in that the range that can extend a network service is expanded by a network service
Extending apparatus executes, and comprises the steps of
Establish the connection between a substantive network unit of a wireless network relay and an any wireless network services device；
Connection setting according to any wireless network services device provides a virtual wireless network service unit, wherein the virtual radio
The connection setting of network service element is identical as the connection setting of any wireless network services device；
Establish the connection between the virtual wireless network service unit and a wireless network demand device；And
Any wireless network services device and the nothing are established via the virtual wireless network service unit and the essence network unit
Connection between line network demand device.
2. network service extension method according to claim 1, wherein it is wireless with this to establish the virtual wireless network service unit
The step of connection between network demand device, further includes:
The virtual wireless network service unit is enabled to issue a beacon so that the wireless network demand device learns the virtual radio net
The presence of network service unit；And
Enabling the virtual wireless network service unit inquire after according to the one of the wireless network demand device requires signal sending one to inquire after
Response signal.
3. network service extension method according to claim 1, wherein establishing any wireless network services device and the wireless network
The step of connection between demand device, further includes:
Establish the connection between the virtual wireless network service unit and the essence network unit；
One transmission of the wireless network demand device is sealed via the virtual wireless network service unit and the essence network unit
Packet is transmitted to any wireless network services device；And
The one of any wireless network services device is received via the essence network unit and the virtual wireless network service unit and is sealed
Packet is transmitted to the wireless network demand device.
4. network service extension method according to claim 3, wherein the transmission package transmission to any wireless network services is filled
The step of setting includes:
Via a virtual phy of the virtual wireless network service unit, a virtual media access control layer and a virtual level
3 protocol layers and 3 protocol layer of an essential layer of the essence network unit, a substantive media access control layer and a substantive physical layer
By the transmission package transmission to any wireless network services device；And
Include by the reception package transmission to the step of wireless network demand device:
Via the essence physical layer of the essence network unit, the essence media access control layer and 3 protocol layer of essential layer
With 3 protocol layer of virtual level, the virtual media access control layer and the physical vlan of the virtual wireless network service unit
Layer is by the reception package transmission to the wireless network demand device.
5. network service extension method according to claim 3, wherein the transmission package transmission to any wireless network services is filled
The step of setting includes:
Via a virtual phy of the virtual wireless network service unit and a virtual media access control layer and the essence
The substantive media access control layer of the one of network unit and a substantive physical layer take the transmission package transmission to the wireless network
Business device；And
Include by the reception package transmission to the step of wireless network demand device:
Via the essence physical layer of the essence network unit and the essence media access control layer and the virtual wireless network
The virtual media access control layer of service unit and the virtual phy need the reception package transmission to the wireless network
Seek device.
6. network service extension method according to claim 1, the wherein connection setting of any wireless network services device includes: one
Service initialization identifier, a type of security and a key.
7. network service extension method according to claim 1, wherein the network service is a WLAN services.
8. a kind of network service extension device, which is characterized in that the network service model of an any wireless network services device can be extended
It encloses, includes:
One wireless network relay includes for establishing connection with any wireless network services device:
One virtual wireless network service unit, according to any wireless network services device connection setting and is formed, for and a nothing
Line network demand device establishes connection, and wherein the connection setting of the virtual wireless network service unit is filled with any wireless network services
The connection setting set is identical；And
One substantive network unit, is used to establish company with the virtual wireless network service unit and any wireless network services device
It connects；
Wherein the wireless network relay is established by the virtual wireless network service unit and the essence network unit and is somebody's turn to do
Connection between any wireless network services device and the wireless network demand device.
9. network service extension device according to claim 8, the wherein received wireless network of wireless network demand device institute
The signal strength of network service unit be less than the wireless network demand device the received virtual wireless network service unit news
Number intensity.
10. network service extension device according to claim 8, wherein the virtual wireless network service unit issue a beacon with
The presence of the virtual wireless network service unit is learnt for the wireless network demand device, and is filled according to the wireless network demand
One set, which inquires after, requires signal sending one to inquire after response signal.
11. network service extension device according to claim 8, wherein the virtual wireless network service unit is via the essence net
Network unit transmits package transmission to any wireless network services device for the one of the wireless network demand device；And the essence network
Unit receives package transmission to the wireless network for the one of any wireless network services device via the virtual wireless network service unit
Network demand device.
12. network service extension device according to claim 11, wherein the virtual wireless network service unit includes one virtual
3 protocol layer of physical layer, a virtual media access control layer and a virtual level；The essence network unit is assisted comprising an essential layer 3
Discuss layer, a substantive media access control layer and a substantive physical layer；The virtual phy receives the transmission package, and sequentially passes through
By the virtual media access control layer, 3 protocol layer of virtual level, 3 protocol layer of essential layer, the essence media access control layer with
And the essence physical layer is by the transmission package transmission to any wireless network services device；And the essence physical layer receives the reception
Package, and sequentially via the essence media access control layer, 3 protocol layer of essential layer, 3 protocol layer of virtual level, this is virtual
Media access control layer and the virtual phy are by the reception package transmission to the wireless network demand device.
13. network service extension device according to claim 11, wherein the virtual wireless network service unit includes one virtual
Physical layer and a virtual media access control layer；The essence network unit includes that a substantive media access control layer and one are real
Matter physical layer；The virtual phy receives the transmission package, and sequentially via the virtual media access control layer, the essence media
Access control layer and the essence physical layer are by the transmission package transmission to any wireless network services device；And the essence physics
Layer receives the reception package, and sequentially via the essence media access control layer, the virtual media access control layer and the void
Intend physical layer for the reception package transmission to the wireless network demand device.
14. network service extension device according to claim 8, the wherein connection setting of any wireless network services device includes:
One service initialization identifier, a type of security and a key.
15. network service extension device according to claim 8, wherein the network service is a WLAN services.
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| CN102201846B (en) * | 2011-05-27 | 2015-02-11 | 魅族科技（中国）有限公司 | Wireless data transmission system and method based on soft AP (access point) technology |
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