CN102932849A - Femto-architecture-based wireless communication system and method, and gateway sub-system - Google Patents
Femto-architecture-based wireless communication system and method, and gateway sub-system Download PDFInfo
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Abstract
The invention discloses a Femto-architecture-based wireless communication system, a Femto-architecture-based wireless communication method and a gateway sub-system. According to the invention, by integrating functions of a wireless local area network (WLAN) in the conventional third-generation (3G) Femto system, the service information of a part of data services can be transmitted in the 3G Femto system through a wireless fidelity (WiFi) signal, and the aim of distributing a part of 3G signal data services is fulfilled. Meanwhile, the transmission rate of the WiFi signal is greater than that of a 3G signal, so by adoption of the scheme, the system resource occupation duration of information which is associated with the data services during transmission can be shortened, system resources can be quickly released, and stress on the system resources is relieved.
Description
Technical field
The present invention relates to wireless communication technology field, specifically refer to a kind of wireless communication system based on the Femto framework, method and gateway subsystem.
Background technology
Fast development along with mobile communication technology, the network configuration of mobile communication system is also from GSM (Global System Of Mobile Communication, global system for mobile communications) complicated Open network architecture is to all-IP (Internet Protoal, interconnection agreement between the network) LTE (Long Term Evolution, Long Term Evolution) the gradually evolution of flattening network configuration of changing.The network architecture of flattening has that the agreement flow process is simple, and protocol entity is few, and it is few also to have simultaneously an intermediate network node, so that the advantages such as time-delay and Internet Transmission time-delay reductions of managing business, the while can also be supported high-speed data service, the lifting user awareness.
3G (3rd-generation, the 3G (Third Generation) Moblie technology) system is the mobile communication system of showing on the gsm system basis and then coming, its network configuration and GSM are basically identical, have too base station equipment NodeB and RNC (Radio Network Controller, radio network controller).From the evolution of 2G-＞3G-＞4G, 3G is as a kind of modern telecommunication systems, and the business that it is supported strengthens to some extent than gsm system, and its network configuration also is tending towards flattening gradually.
At present, in the 3G field, a kind of system close to the LTE compressed structure having been arranged, is exactly 3G Femto system now commonly used.As shown in Figure 1,3G Femto system mainly is comprised of network elements such as Femto base station, Femto gateway, security gateway, Femto Manager (webmaster), Femto HLR (Femto Home Location Register, Femto attaching position register).The running of 3G Femto system is:
Terminal sends business information by the Uu interface to the Femto base station, the Femto base station receives after the business information of terminal, by the Iuh interface business information of terminal is sent to security gateway, security gateway jointly authenticates and manages the business information of this terminal and terminal initiation with Femto HLR and Femto AAA again, after authentication is passed through, by the Iu interface business information of terminal is sent to core net by the Femto gateway.In the running of 3G Femto system, the Femto webmaster manages other gateways in the 3G Femto system, and with core net in OSS (Operation Support System, OSS) and BOSS (Business﹠amp; Operation Support System, charge system) mutual, finish the charging to terminal traffic.
The 3G Femto system of compressed structure shown in Figure 1 is widely used, the compressed structure of this network all-IP also is the developing direction of future mobile communication system, adopt above-mentioned 3G Femto system to carry out wireless signal and cover, will have good application prospect.
Although there is its positive one side in above-mentioned 3G Femto system, but the type of communication service develops to abundant data service from simple voice and short message service gradually, the ratio that mobile data services account for total business volume is also more and more higher, increase along with mobile communication business, the particularly increase of the data service of mobile communication, existing 3G Femto system also more and more can't satisfy the data traffic requirement of a large number of users, and especially at the hot zones of peak period, the problems referred to above are particularly evident.In addition, 3G Femto system adopts the transmission means of 3G standard agreement, and the transmission rate of 3G signal is lower, cause the intrasystem transmission course of 3G Femto will be within the long time occupying system resources, system resource can't be discharged fast, increased the pressure of system bandwidth.
Summary of the invention
The embodiment of the invention provides a kind of wireless communication system based on the Femto framework, method and gateway subsystem, in order to solving the large problem of existing 3G Femto system transmissions data services network pressure, and 3G signal transmitted data service rate is low causes in 3G Femto system long problem of occupying system resources time in the transmission course.
A kind of wireless communication system based on the Femto framework comprises Femto access point FAP subsystem, gateway GW subsystem, WLAN (wireless local area network) wlan subsystem, wherein:
Described FAP subsystem is used for the 3G signal that receiving terminal sends, and this 3G signal is sent to the GW subsystem;
Described wlan subsystem is used for the WiFi signal that receiving terminal sends, and this WiFi signal is sent to the GW subsystem;
Described GW subsystem is used for the 3G signal that receives is sent to core net, and the WiFi signal that receives is sent to the Internet.
A kind of wireless communication system based on the Femto framework comprises Femto access point FAP subsystem, gateway GW subsystem, WLAN (wireless local area network) wlan subsystem, wherein:
Described GW subsystem is used for and will be sent to the FAP subsystem from the 3G signal of core net, and will be sent to wlan subsystem from the WiFi signal of the Internet;
Described FAP subsystem is used for receiving the 3G signal that the GW subsystem sends, and this 3G signal is sent to terminal;
Described wlan subsystem is used for receiving the WiFi signal that gateway GW subsystem sends, and this WiFi signal is sent to terminal.
A kind of wireless communications method based on the Femto framework, described method comprises:
Gateway GW subsystem receives the 3G signal that terminal that Femto access point FAP subsystem transmits is sent, and the WiFi signal that sends of the terminal transmitted of WLAN (wireless local area network) wlan subsystem;
Gateway GW subsystem is sent to core net with the 3G signal that receives, and the WiFi signal that receives is sent to the Internet.
A kind of wireless communications method based on the Femto framework, described method comprises:
Gateway GW subsystem receives the 3G signal from core net, and receives the WiFi signal from the Internet;
Gateway GW subsystem is forwarded to terminal with described 3G signal by Femto access point FAP subsystem, and described WiFi signal is forwarded to terminal by the WLAN (wireless local area network) wlan subsystem.
A kind of gateway GW subsystem comprises:
Receiver module is used for 3G signal and WiFi signal that receiving terminal sends;
Sending module is used for the 3G signal that receives is sent to core net, will receive the WiFi signal and be sent to the Internet.
A kind of gateway GW subsystem comprises:
Receiver module is used for receiving the 3G signal of core net transmission and the WiFi signal that the Internet sends;
Sending module is used for the 3G signal that receives is sent to terminal, and will receive the WiFi signal and be sent to terminal.
Beneficial effect of the present invention is as follows:
The present invention program is by the integrated function of WLAN in existing 3G Femto system, and the information that is implemented in 3G Femto internal system divided data business can by the transmission of WiFi signal, reach the purpose of a part of 3G signal data business of shunting; Simultaneously, because the transmission rate of WiFi signal is higher than the transmission rate of 3G signal, therefore, utilize the present invention program, can reduce the duration of the information relevant with data service occupying system resources when transmission, system resource can be discharged fast, alleviate the pressure of system resource.
Description of drawings
Fig. 1 is the structural representation of 3G Femto system;
Fig. 2 is that the present invention program embodiment one is based on the structural representation of the wireless communication system of Femto framework;
Fig. 3 is that the present invention program embodiment two is based on the structural representation of the wireless communication system of Femto framework;
Fig. 4 is that the present invention program embodiment three is based on the structural representation of the wireless communication system of Femto framework;
Fig. 5 is that the present invention program embodiment four is based on the structural representation of the wireless communication system of Femto framework;
Fig. 6 is that the present invention program embodiment five is based on the schematic flow sheet of the wireless communications method of Femto framework;
Fig. 7 is that the present invention program embodiment six is based on the schematic flow sheet of the wireless communications method of Femto framework;
Fig. 8 is that the present invention program embodiment seven is based on the schematic flow sheet of the wireless communications method of Femto framework.
Embodiment
In order to realize purpose of the present invention, the embodiment of the invention provides based on the wireless communication system of Femto framework, method and gateway subsystem, the integrated function of WLAN in existing 3G Femto system, because WLAN has response terminal by WiFi signal transmission and the ability data service relevant information, therefore, terminal originally can only be by the information of 3G signal transmission, after using the present invention program, the information of the original data service by the transmission of 3G signal of part can by the transmission of WiFi signal, reach the purpose of shunting a part of 3G signal data business; Simultaneously, because the transmission rate of WiFi signal is higher than the transmission rate of 3G signal, therefore, utilize the present invention program, can reduce the duration of the information relevant with data service occupying system resources when transmission, system resource can be discharged fast, alleviate the pressure of system resource.
Below in conjunction with Figure of description the embodiment of the invention is described in detail.
Embodiment one:
As shown in Figure 2, in the embodiment of the invention one based on the wireless communication system of Femto framework, this network system mainly comprises following components:
FAP (Femto Access Point, the Femto access point) subsystem 23, GW (Gateway, gateway) subsystem 22, WLAN (Wireless Local Area Network, WLAN (wireless local area network)) subsystem 24 and FMS (Femto Manager Subsystem, the Femto webmaster) subsystem 17, and the below is elaborated to each subsystem respectively.
1, in the business information uplink process of (comprising speech business and data service):
FAP subsystem 23:
Described FAP subsystem 23 has the signal access function of 3G Femto system, and for example, the function that this FAP subsystem 23 can integrated at least one Femto base station receives the business information (such as the service request of initiating) of self terminal by the Uu interface.Described business information is by the transmission of 3G signal, as transmitting by the TD-SCDMA signal.
The business information that FAP subsystem 23 receives has two types, and one type is the business information of speech business, and another kind of type is the business information of data service.
FAP subsystem 23 transfers to GW subsystem 22 with this 3G signal that carries business information by the Iuh interface after receiving the 3G signal of self terminal.
Wlan subsystem 24:
Wlan subsystem 24 has the function that receives the WiFi signal, by receiving described WiFi signal, obtains the business information (initiating the service request of data service such as terminal) of the data service of terminal transmission.For example, this wlan subsystem can integrated at least one WLAN AP (Access point, access point) function, or the access function of integrated at least one wireless router, the access function of all right simultaneously integrated WLANAP and wireless router is by the WiFi signal of WLAN AP or the transmission of wireless router receiving terminal.
Wlan subsystem 24 sends to GW subsystem 22 receiving the WiFi signal of the business information of carrying data service with this WiFi signal.
If the interior integrated function of at least one WLAN AP of wlan subsystem 24, then this wlan subsystem 24 is interior can also integrated WLAN AC (Access control, access control) function, by this WLAN AC at least one WLAN AP managed, and receive the WiFi signal that WLAN AP sends, and this WiFi signal is sent to the GW subsystem.
If the integrated function of at least one wireless router in the wlan subsystem, then wireless router is sent to GW subsystem 22 with the WiFi signal that receives.
Described FAP subsystem 23 and wlan subsystem 24 can be by carrying out transfer of data between transmission network 25 and the GW subsystem 22.
GW subsystem 22:
Described GW subsystem 22 has the function of security gateway, Femto gateway, FemtoHLR and Femto AAA in the 3G Femto system, in GW subsystem 22 inside, the function of each network element can integrate, for example, the function of security gateway and Femto gateway is integrated on the network element, and the function of each network element also can be respectively embodies at network element independently.
For the 3G signal from FAP subsystem 23 that receives, GW subsystem 22 is the business information of speech business or the business information of data service according to what carry in the 3G signal, and this business information is sent to core net 27.Particularly, if what carry in the 3G signal is the business information of speech business, then GW subsystem 22 is sent to the CS territory of core net 27 by Iu-CS interface with the business information of speech business, as is sent to the MSS (Management Support System, Management Support System) 26 in the CS territory.If what carry in the 3G signal is the business information of data service, then GW subsystem 22 is sent to the PS territory of core net 27 by Iu-PS interface with the business information of data service, as transfers to GGSN19 after being sent to SGSN18 in the PS territory again.
For the WiFi signal from wlan subsystem 24 that receives, GW subsystem 22 is sent to the Internet 28 with the business information of the data service in the WiFi signal, as is sent to CMNET (China Mobile's GPRS network) or CMWAP (WAP of China Mobile network).
FMS subsystem 17:
2, in the downlink transmission process of business information:
In the scheme of present embodiment one, the downlink transmission process of business information can be regarded as the inverse process of uplink process, realizes the passback of business information (such as the request response message).The passback process of present embodiment can adopt xDSL, and (xDSL is all kinds DSL (Digital Subscribe Line digital subscriber line) general name, comprise ADSL, VDSL, RADSL etc.), the modes such as xPON (be the general name of PON (passive optical network passive optical-fiber network), comprise GPON and EPON etc.), Cable (optical cable).
Can be applicable to indoor Radio Network System by the embodiment of the invention one is described, realized the parallel covering of 3G signal and WiFi signal, make non-3G terminal realize the WiMAX access, by the business information of WiFi signal transmitted data business, reach the purpose of a part of data service of shunting; Simultaneously, utilize the high advantage of WiFi signal transmission rate, system resource can be discharged fast, alleviate the pressure of system resource.
The system architecture of the embodiment of the invention one is not limited to structure shown in Figure 2, and following several distortion situation also can be arranged.
Embodiment two:
As shown in Figure 3, in the embodiment of the invention two based on the structural representation of the wireless communication system of Femto framework, present embodiment two is on the basis of embodiment one, it is example that the function of WLANAP and WLANAC is integrated in 3G Femto system.Particularly, the system architecture of present embodiment two is as follows:
Present embodiment two is that the WLAN AP that will be used for WiFi signal access function in the wlan subsystem 24 is integrated in FAP subsystem 23, so that FAP subsystem 23 can receive WiFi signal and 3G signal simultaneously; Simultaneously, present embodiment two is integrated in GW subsystem 22 with the WLAN AC that is used in the wlan subsystem 24 WLAN AP is managed, so that GW subsystem 22 also can be processed WiFi signal and 3G signal simultaneously.
Described FAP subsystem 23 to security gateway and Femto GW, is used to its overlay area that 3G signal and the access of WiFi signal are provided through the IP broadband access.
Described FAP subsystem 23 has the function of Femto base station and WLAN AP in the 3G Femto system, for example, have Node B function and most of RNC function in the existing mobile communication standard (such as 3GPP R5/R6/R7), by the 3G signal of Uu interface transceiver terminal; FAP subsystem 23 also utilizes the function of integrated WLANAP, the WiFi signal of transceiver terminal.
Described FAP subsystem 23 also is used for finishing Iuh interface function, signaling processing, local and remote Operation and Maintenance function, and the operating state of FAP subsystem 23 is built on stilts and warning information reports, also be used for radio-frequency receiving-transmitting, the digital intermediate frequency that comprises particularly modulation /demodulation for light transmission, Digital up and down convert, A/D conversion etc., be used for finishing intermediate-freuqncy signal to the transceiver of radiofrequency signal conversion, be used for power amplifier and filter apparatus that radiofrequency signal is launched by antenna opening.
Described FAP subsystem 23 also possesses liberalization, the self-configuration function of 3G.The liberalization self-configuration function can greatly reduce the artificial treatment of the network optimization, can guarantee FAP plug and play, exempt to install and non-maintaining.Simultaneously, FAP subsystem 23 also has adaptive disturbance control processing capacity, comprises the restriction to the UE transmitting power, to the automatic adjustment of FAP power etc.Described liberalization, self-configuring comprise that the automatic selection of frequency point scrambling code, 3G adjacent area dispose automatically, the 2G adjacent area disposes automatically, the function such as Automatic Optimal periodically, guarantees that like this FAP subsystem 23 can accomplish plug and play.
Particularly, described FAP subsystem 23 comprises Femto module 36 and WLAN AP module 35.Wherein:
Described Femto module 36 has the function of the 3G signal that receiving terminal sends in the 3G Femto system, and transfer to the GW subsystem by the 3G signal that carries service message that the Iuh interface will receive, the 3G signal that Femto module 36 receives can be the signal that carries the business information of speech business, also can be the signal that carries the business information of data service.
Described WLAN AP module 35 is access points of WiFi data service signal among the WLAN, is used for the WiFi signal that receiving terminal sends and the WLAN AC module 32 that transfers to GW subsystem 22 by the WiFi signal that carries data traffic information that the Iuh interface will receive.
Particularly, described GW subsystem 22 is finished the mutual rear packet domain that accesses CN by the Iu-PS interface of standard of signaling and data, the circuit domain of Iu-CS interface access CN by standard, the mobility that is used for support terminal is switched the functions such as function, idle pulley downlink grouped data buffer memory and paging support of user face data.Simultaneously, described GW subsystem 22 is sent to the Internet 28 with the business information of the data service in the WiFi signal.
Particularly, described GW subsystem 22 comprises Femto GW module 31, WLAN AC module 32, Femto AAA module 33 and Femto HLR module 34.Wherein:
Described Femto GW module, be used for receiving the WiFi signal of 3G signal and the transmission of WLAN AC module, and terminal is carried out the 3G signal is sent to core net, and the WiFi signal that receives is sent to the Internet after authentication passes through in Femto AAA module and Femto HLR module cooperative.
Particularly, described Femto GW module 31 comprises the function of Femto GW and two network elements of safe GW, wherein, Femto GW is between Femto base station and core net 27, be used between the two signaling and the converging and transmitting of data, also be responsible for simultaneously authentication is carried out in the Femto base station, to carrying out access control by the terminal of Femto base station access; Safe GW is responsible for the Femto base station and develops and manages the IPSec passage, for safe and reliable communications and access authentication is provided between Femto base station and the Femto GW.
Need to prove, the function of Femto GW module in the present embodiment 31 is inner integrated Femto GW and two network elements of safe GW, present embodiment also is not limited to arrange respectively independently Femto GW and two network elements of safe GW in GW subsystem 22.
Described WLAN AC module 32 is used for being in charge of all WLAN AP, plays gateway function between WLAN and Internet, will converge from the data of diverse access point, is linked into the Internet by Femto GW module 31.
Concrete, WLAN AC module 32 has access control function, forwarding and statistical function, the configuration feature to WLANAP module 35, roaming management function (for example a certain WLANAP whether the lower AP of this WLAN AC administration), gateway proxy function and the safety control function (for example access and authenticate with Portal server 37, RADIUS authentication server 38 collaborative WiFi to terminal, and with the BOSS20 systematic collaboration WiFi of terminal is carried out charging) of wireless network.
Described Femto AAA module 33 is used for being responsible for FAP is carried out authentication, prevents the access of illegal terminal in the Femto system.
Described Femto HLR module 34 is used for being responsible for the database of mobile terminal administration, deposits the authentication information (for example, supplementary service, authentication parameter, the positional information of MS etc.) of terminal.Also be used for being responsible for terminal in registration management, access control, authentication management, Femto location information management and the CAMEL-Subscription-Information management (for example, preserving the attaching information of terminal and current positional information) of Femto.Specifically comprise: provide northbound interface to nms subsystem, the management of Femto access control lists and Femto position, end message management etc.
Described FMS subsystem 17 is connected with FAP subsystem 23 with GW subsystem 22 by network management interface simultaneously.Be used for realizing that FMS user interface management, FMS user management (for example, terminal address), FMS user organize the functions such as management, FMS software administration, FMS log management, system maintenance.
In the scheme of present embodiment two, the downlink transmission process of business information can be regarded as the inverse process of uplink process, realizes the passback of business information (such as the request response message).The passback process of present embodiment can adopt the modes such as XDSL, XPON, Cable.
Can find out by embodiments of the invention two, GW subsystem 22 and FAP subsystem 23 have been realized traditional RNC function, and FAP subsystem 23 has been inherited the partial function of NodeB, RNC and RRU, simultaneously with the module integration in the wlan subsystem 24 in GW subsystem 22 and FAP subsystem 23, like this can so that network configuration further simplify, reduce the time delay of network processes and transmission, improve the speed of the message of managing business.
More preferably, because in the communication service of reality, the priority of the business information of carrying by the 3G signal is higher than the business information of the data service of carrying by the WiFi signal, therefore, all right applied business control strategy in the scheme of the embodiment of the invention, concrete, take the network architecture of present embodiment two as example, the process of applied business control strategy is:
When network bandwidth occupancy reaches threshold value, Femto module 36 will be to the received signal, and (comprising 3G signal or WiFi signal) judged, because the signal that receives is the form of IP packet, therefore, the Femto module judges that according to the type information that carries in the packet header the current IP packet that receives is the packet of 3G signal or WiFi signal behind the IP packet that receives the terminal transmission.
If what determine to receive is the packet of 3G signal, then continue to carry out the scheme of the embodiment of the invention two; If what determine to receive is the packet of WiFi signal, then suspend to the GW subsystem and send all WiFi signals, can transmitting portion WiFi packet, and the storage packet that can't send, respond again when network bandwidth occupancy is lower than threshold value by the time.
In addition, when the IP packet that Femto module 36 receives in judgement is the packet of 3G signal, can judge further that also this packet is the packet of speech business or the packet of data service, its judgment mode is: if the address of gateway safe to carry in the packet header of IP packet, represent the packet that this IP packet is the speech business of 3G signal, can require GW subsystem 22 to transfer to the CS territory by Iu-CS interface; If what carry in the packet header of IP packet is destination address, represent the packet that this IP packet is the data service of 3G signal, can require GW subsystem 22 to transfer to the PS territory by Iu-PS interface.
Need to prove, also be not limited to use other modules to carry out the Service control strategy in the present embodiment, carry out the Service control strategy as using WLANAP module 35.
Service control strategy in the present embodiment two can be applicable in the scheme of present embodiment three～embodiment six.
Embodiment three:
As shown in Figure 4, in the embodiment of the invention three based on the structural representation of the wireless communication system of Femto framework, present embodiment three is on the basis of embodiment one, it is example that the function of wireless router 39 is integrated in 3G Femto system.Particularly, the system architecture of present embodiment three is as follows:
In the scheme of present embodiment three, the function of the wireless router 39 in the wlan subsystem 24 is integrated in the FAP subsystem 23, FAP subsystem 23 utilizes the function of wireless router can be directly to carry out transfer of data between the terminal by AP, namely to the management of the WiFi signal that carries data traffic information that comes self terminal that receives, and the WiFi signal that the wireless router that receives is sent by Femto GW module 31, and terminal is carried out the WiFi signal that receives is sent to the Internet 28 after authentication passes through in Femto AAA module and Femto HLR module cooperative.
If but in system single configuration wireless router only, wireless router itself has been stored a large amount of networks and security configuration, comprises the key of encryption, message identifying termination etc., every AP will be configured separately, time-consuming, effort, takes cost.If in system, adopt the framework of WLAN AC+AP, the wireless network of intensity and safe handling function transferred among the concentrated WLAN AC realize that AP has simplified management and the configuration feature of AP greatly only as the transceiver of wireless data.
Wireless router 39 can be realized separately authenticating with the 38 collaborative WiFi accesses to terminal of Portal server 37, RADIUS authentication server, and with the BOSS20 systematic collaboration WiFi of terminal is carried out charging
In the scheme of present embodiment three, the downlink transmission process of business information can be regarded as the inverse process of uplink process, realizes the passback of business information (such as the request response message).The passback process of present embodiment can adopt the modes such as XDSL, XPON, Cable.
Embodiment four:
As shown in Figure 5, for in the embodiment of the invention four based on the structural representation of the wireless communication system of Femto framework, present embodiment four is on the basis of embodiment one, and it is example that the function of the function of WLANAP and WLANAC and wireless router is integrated in 3G Femto system.Particularly, the system architecture of present embodiment four is as follows:
When terminal is sent the WiFi signal of the service message that carries data service, terminal can be according to the current network condition (speed of network for example, online number etc.) come the object that receives is selected (send to wireless router 39 or send to WLAN AP 35), and then sending signal to Femto GW module 31 by them, the WiFi signal that will be carried the service message of data service by Femto GW module 31 is sent to the Internet 28.
In the scheme of present embodiment four, the downlink transmission process of business information can be regarded as the inverse process of uplink process, realizes the passback of business information (such as the request response message).The passback process of present embodiment can adopt the modes such as XDSL, XPON, Cable.
Embodiment five:
As shown in Figure 6, in the embodiment of the invention five based on the schematic flow sheet of the wireless communications method of Femto framework, may further comprise the steps:
The signal that has carried business information that step 101:FAP subsystem 23 receiving terminals send.
In this step, the signal that terminal sends can be the 3G signal, also can be the WiFi signal.
If what step 102:GW subsystem 22 received is the 3G signal, then the 3G signal is sent to core net 27; If what receive is the WiFi signal, then be sent to the Internet 28.
More than be the process of the uplink business information of present embodiment five, its descending process is the inverse process of up process, repeats no more herein.
Embodiment six
As shown in Figure 7, be the method flow schematic diagram of the embodiment of the invention six, the method for present embodiment six is to the detailed description of embodiment five methods, may further comprise the steps:
Step 201, terminal are sent the signal that carries business information.
Behind the signal that step 202, FAP subsystem 23 receiving terminals send, this signal is judged that differentiation is 3G signal or WiFi signal.
If the request signal that carries professional business information that step 203 terminal sends is the 3G signal, the 3G signal that is received by 36 pairs of Femto modules in the FAP subsystem 23 carries out access authentication, and terminal is carried out access control; If the request signal that carries professional business information that terminal sends is the WiFi signal, then receives this WiFi signal by wlan subsystem 24, and it is carried out authentication.
When step 204, Femto GW module 31 are received WiFi signal from wlan subsystem 24 by the Iuh interface, the WiFi signal of receiving is sent to the Internet 28.
When step 205, Femto GW module 31 were received 3G signal from FAP subsystem 23 by the Iuh interface, the 3G signal that receives in conjunction with Femto AAA module 33 and 34 pairs of Femto HLR modules managed the affirmation with terminal positional information.
3G signal after step 206, Femto GW module 31 will authenticate and confirm transfers to core net 27 by the Iu interface.
More than be the uplink process of present embodiment six, its downlink transmission process is its inverse process.
Embodiment seven:
As shown in Figure 8, for the method step schematic flow sheet in the embodiment of the invention seven, in the scheme of present embodiment seven, carry out the Service control strategy take the Femto module and illustrate as example.Specifically may further comprise the steps:
After step 303, Femto module 36 receive the IP packet, according to the header packet information of packet this packet is judged, if the 3G signal just is transferred to Femto GW module 31 in the GW subsystem 22 by the Iuh interface; The WiFi signal if not the 3G signal, just the IP data packet transmission of receiving to WLAN AP module 35, by it with the IP data packet transmission to the WLAN AC module 32 in the GW subsystem.
Need to prove that the Femto module except the classification of decision data bag, also can according to the situation of current network, such as the carrying of the network bandwidth, be carried out the Service control strategy of data packet transmission after receiving the IP packet.Method is as follows:
When FAP subsystem 23 reaches threshold value at network bandwidth occupancy, judge that the signal that receives is 3G signal or WiFi signal;
If what receive is the 3G signal, then this 3G signal is sent to GW subsystem 22;
If what receive is the WiFi signal, then indicate wlan subsystem 24 to suspend to GW subsystem 22 and send the WiFi signal, wait for when network bandwidth occupancy is lower than threshold value, indicate again wlan subsystem 24 to send this WiFi signal to GW subsystem 22.
When the IP packet that step 304, Femto module 36 receive in judgement is the packet of 3G signal, judge that further this packet is the packet of speech business or the packet of data service, its judgment mode is:
If the address of gateway safe to carry in the packet header of IP packet represents the packet that this IP packet is the speech business of 3G signal; If what carry in the packet header of IP packet is destination address, represent the packet that this IP packet is the data service of 3G signal.
The packet of the speech business of the 3G signal that step 306,33 pairs of Femto AAA modules receive carries out authentication, determines whether the terminal of access is legal Femto terminal; The packet of the speech business of the 3G signal of 34 pairs of accesses of Femto HLR module carries out registration management and end message management.
The packet of the data service of the 3G signal that step 309,33 pairs of Femto AAA modules receive carries out authentication, determines whether the terminal of access is legal Femto terminal; The packet of the data service of the 3G signal of 34 pairs of accesses of Femto HLR module carries out registration management and end message management.
More than be the uplink process of present embodiment seven, its downlink transmission process is its inverse process.
Embodiment eight:
Present embodiment eight also provides a kind of gateway GW subsystem, specifically comprises: receiver module and sending module.
Described receiver module is used for 3G signal and the WiFi signal that receiving terminal sends.The WLAN AC module of this receiver module in can integrated wlan subsystem is used for receiving FAP subsystem 23 and transmits the WiFi signal that terminals send.This receiver module also is used for receiving the 3G signal of core net transmission and the WiFi signal that the Internet sends simultaneously,
Described sending module is used for the 3G signal that receives is sent to core net, will receive the WiFi signal and be sent to the Internet.Also be used for simultaneously the 3G signal that receives is sent to terminal, and will receive the WiFi signal and be sent to terminal.
Need to prove that signal that receiver module both can the receiving terminal side also can receive the signal of network side, can realize the passback of signal like this in network.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.
Claims (12)
1. the wireless communication system based on the Femto framework is characterized in that, comprises Femto access point FAP subsystem, gateway GW subsystem, WLAN (wireless local area network) wlan subsystem, wherein:
Described FAP subsystem is used for the 3G signal that receiving terminal sends, and this 3G signal is sent to the GW subsystem;
Described wlan subsystem is used for the WiFi signal that receiving terminal sends, and this WiFi signal is sent to the GW subsystem;
Described GW subsystem is used for the 3G signal that receives is sent to core net, and the WiFi signal that receives is sent to the Internet.
2. the system as claimed in claim 1 is characterized in that, described wlan subsystem comprises WLANAP module and WLAN AC module, wherein:
Described WLAN AP module is used for the WiFi signal that receiving terminal sends, and this WiFi signal is sent to the WLANAC module;
Described WLAN AC module is used for the WiFi signal that receives is sent to the GW subsystem.
3. the system as claimed in claim 1 is characterized in that, described wlan subsystem comprises at least one wireless router;
Described wireless router is used for the WiFi signal that receiving terminal sends, and this WiFi signal is sent to the GW subsystem.
4. system as claimed in claim 2 is characterized in that, described GW subsystem comprises:
Femto AAA module is used for FAP is carried out authentication;
Femto HLR module is used for the customer management information according to the terminal of the end message of Femto AAA module authentication and storage, and FAP is carried out the access control management;
Femto GW module, be used for receiving the WiFi signal of 3G signal and the transmission of WLANAC module, and in Femto AAA module FAP is carried out authentication, on the basis of FAP being carried out the access control management in Femto HLR module, the 3G signal is sent to core net, and the WiFi signal that receives is sent to the Internet.
5. system as claimed in claim 3 is characterized in that, described GW subsystem comprises:
Femto AAA module is used for FAP is carried out authentication;
Femto HLR module is used for the customer management information according to the terminal of the end message of Femto AAA module authentication and storage, and FAP is carried out the access control management;
Femto GW module, be used for receiving the WiFi signal of 3G signal and wireless router transmission, and in Femto AAA module FAP is carried out authentication, and in Femto HLR module FAP is carried out on the basis of access control management, the 3G signal is sent to core net, and the WiFi signal that receives is sent to the Internet.
6. system as claimed in claim 2 is characterized in that, comprises the Femto module in the described FAP subsystem, and with the WLAN AP module integration in the wlan subsystem in the FAP subsystem;
The Femto module, be used for when network bandwidth occupancy reaches threshold value, judge the signal type that receives, if the signal type that receives is the 3G signal, then this 3G signal is sent to the GW subsystem, if the signal type that receives is the WiFi signal, then suspends the signal to GW subsystem transmission WiFi, wait for when network bandwidth occupancy is lower than threshold value, send this WiFi signal to the GW subsystem.
7. the wireless communication system based on the Femto framework is characterized in that, comprises Femto access point FAP subsystem, gateway GW subsystem, WLAN (wireless local area network) wlan subsystem, wherein:
Described GW subsystem is used for and will be sent to the FAP subsystem from the 3G signal of core net, and will be sent to wlan subsystem from the WiFi signal of the Internet;
Described FAP subsystem is used for receiving the 3G signal that the GW subsystem sends, and this 3G signal is sent to terminal;
Described wlan subsystem is used for receiving the WiFi signal that the GW subsystem sends, and this WiFi signal is sent to terminal.
8. the wireless communications method based on the Femto framework is characterized in that, described method comprises:
Gateway GW subsystem receives the 3G signal that terminal that Femto access point FAP subsystem transmits is sent, and the WiFi signal that sends of the terminal transmitted of WLAN (wireless local area network) wlan subsystem;
Gateway GW subsystem is sent to core net with the 3G signal that receives, and the WiFi signal that receives is sent to the Internet.
9. method as claimed in claim 8 is characterized in that, the GW subsystem receives 3G signal and WiFi signal, specifically comprises:
When the GW subsystem determines that at the FAP subsystem network bandwidth occupancy reaches threshold value, receive the 3G signal that the FAP subsystem is transmitted, and when the FAP subsystem determines that network bandwidth occupancy is lower than threshold value, the WiFi signal that the terminal that the 3G signal that reception FAP subsystem is transmitted and wlan subsystem are transmitted is sent.
10. the wireless communications method based on the Femto framework is characterized in that, described method comprises:
Gateway GW subsystem receives the 3G signal from core net, and receives the WiFi signal from the Internet;
Gateway GW subsystem is forwarded to terminal with described 3G signal by Femto access point FAP subsystem, and described WiFi signal is forwarded to terminal by the WLAN (wireless local area network) wlan subsystem.
11. a gateway GW subsystem is characterized in that, comprising:
Receiver module is used for 3G signal and WiFi signal that receiving terminal sends;
Sending module is used for the 3G signal that receives is sent to core net, will receive the WiFi signal and be sent to the Internet.
12. a gateway GW subsystem is characterized in that, comprising:
Receiver module is used for receiving the 3G signal of core net transmission and the WiFi signal that the Internet sends;
Sending module is used for the 3G signal that receives is sent to terminal, and will receive the WiFi signal and be sent to terminal.
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| CN110798869A (en) * | 2018-08-02 | 2020-02-14 | 华为技术有限公司 | Network switching method, electronic equipment and chip subsystem |
| CN110798868A (en) * | 2018-08-02 | 2020-02-14 | 华为技术有限公司 | Network switching method, electronic equipment and chip subsystem |
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| US11910489B2 (en) | 2018-08-02 | 2024-02-20 | Huawei Technologies Co., Ltd. | Network switching method, electronic device, and system on chip |
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| CN102932849B (en) | 2016-03-02 |
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Address after: 510663 No. 10 Shenzhou Road, Guangzhou Science City, Guangdong Province Patentee after: Jingxin Network System Co.,Ltd. Address before: 510663 No. 10 Shenzhou Road, Guangzhou Science City, Guangdong Province Patentee before: Comba Telecom System (China) Ltd. |