CN101909293A

CN101909293A - Authentication and call control method, device and system

Info

Publication number: CN101909293A
Application number: CN200910052650XA
Authority: CN
Inventors: 施文灿
Original assignee: China Mobile Group Shanghai Co Ltd
Current assignee: China Mobile Group Shanghai Co Ltd
Priority date: 2009-06-05
Filing date: 2009-06-05
Publication date: 2010-12-08

Abstract

The invention discloses an authentication and call control method, an authentication and call control device and an authentication and call control system, which relate to communication technology. The embodiment of the invention provides the method, the device and the system for performing authentication and call control on a plainordinary telephone service (POTS) terminal in a Femto network. A Femto base station or a Femto gateway is utilized to perform necessary authentication on the POTS terminal in the Femto network, the conversion of communication protocols of a terminal side and a mobile network side, and the conversion of voice encoding/decoding formats to realize that an ordinary fixed-line telephone accesses the Femto network through a POTS port of the Femto base station and simultaneously ensure the speech quality of the POTS terminal.

Description

The methods, devices and systems of a kind of authentication and calling control

Technical field

The present invention relates to the communication technology, relate in particular to authentication that realizes POTS (plainordinary telephone service, Plain Ordinary Telephone Service) terminal in a kind of femto Femto network and the technology of calling out control.

Background technology

At present, the Femto network is used for mobile voice, the data services of load bearing of home user based on the cellular network radio open, the integrated form Femto network of integrated home gateway effect can also be used for adopting wireless fidelity technology business demands such as (WiFi) is directly entered the Internet, and has well solved household internal and has possessed ambulant business demand.

For making the user easy to use, keep the original use habit of user, the original fixed telephone terminal of domestic consumer need be inserted the Femto network, realize that at present the method that fixed telephone terminal is inserted the Femto network mainly contains following several:

1, adopt the fixed telephone possess SIM (Subscriber Identification Module, user's status identification module) card and Antenna Transmit-Receive, to pass through the air interface access to mobile network with the mobile phone terminal same way as;

2, employing phone special, that can compatiblely fix access and mobile access;

3, make the mobile core network switch possess the fixed network switch function, insert the POTS phone;

4, adopt the IP phone, insert IP network and realize the VoIP business;

5, the POT phone is inserted IMS (IP Multimedia Subsystem, IP Multimedia System) network through IAD (Integrated Access Device, integrated access equipment) equipment.

And all there is more formidable shortcoming in such scheme:

Scheme 1,2,4 need be carried out upgrading or replacement to traditional POTS phone, can not satisfy the demand that the user keeps traditional use habit.

Scheme 2,3 needs operator to have both fixedly core net and mobile core network, perhaps makes original mobile core network switch possess the function of fixed network switch, like this, owing to need change the network element in the existing network, disposes very trouble.

Scheme 4 is used the VoIP business, can't realize that the QoS of speech ensures, and can't be applied to the Femto system of non-integrated form.

5 of schemes need could be implemented under the prerequisite of having disposed the IMS network.

This shows, under the situation of not disposing the IMS network, do not have suitable scheme and the original fixed telephone of domestic consumer is inserted the Femto base station by the POTS mouth with realization, and then the access mobile core net, guarantee that simultaneously handshaking procedure and speech quality are controlled, and preferable user experience is arranged.

Summary of the invention

The embodiment of the invention provides authentication and calling-control method, device and the system of POTS terminal in a kind of Femto network, to realize that the original fixed telephone of domestic consumer is inserted the Femto base station by the POTS mouth, and then the access mobile core net, and guarantee speech quality simultaneously.

The method of Plain Ordinary Telephone Service terminal authentication in a kind of femto network comprises:

After detecting the connection of Plain Ordinary Telephone Service POTS terminal, send initialization request by femto Femto gateway to equipment of the core network, carry IMSI (international mobile subscriber identity, the international mobile subscriber identity) sign that is provided with into the POTS terminal in the described initialization request;

After having of receiving that equipment of the core network returns authentication request, be that described POTS terminal is carried out the authentication to network according to described five yuan of authentication groups at five yuan of authentication groups of this IMSI number; And

Return authenticating result to described equipment of the core network.

Further, described initialization request is encapsulated among the Non-Access Stratum protocol Data Unit NAS PDU in the initial UE message RANAP Initial UE Message message.

Further, described authentication request and authenticating result all are encapsulated in the direct transmission message RANAP DirectTransfer message and send.

A kind of the POTS terminal is carried out the device of authentication, comprising:

Memory module is used to be stored as the IMSI number that the POTS terminal is provided with;

The access control module is used for sending and inserting message when detecting the POTS terminal interface and have the POTS terminal to insert;

Protocol conversion module when being used to receive the access message of described access control module transmission, obtains the IMSI number from described memory module, generate and carry the initialization request of IMSI number and send to equipment of the core network; Five yuan of authentication groups at described IMSI number are carried in authentication request message and forwarding that reception is returned according to described initialization request in the described authentication request message; And after receiving the authenticating result of returning according to described authentication request message, generation has the authentication response message of authenticating result and sends to described equipment of the core network;

Act on behalf of authentication module, be used for receiving the authentication request message that described protocol conversion module is transmitted, carry out authentication according to five yuan of authentication groups in the described authentication request message, and return authenticating result and give described protocol conversion module network.

Further, described memory module is a SIM card, and perhaps described memory module is a usim card.

A kind of Femto base station comprises the device that carries out the POTS terminal authentication as indicated above.

A kind of Femto gateway comprises the device that carries out the POTS terminal authentication as indicated above.

Realize the system of POTS terminal authentication in a kind of Femto network, comprise the POTS terminal, also comprise:

Authentication device, when being used to detect the POTS terminal interface and having the POTS terminal to insert, obtain the IMSI number, generation is carried the initialization request of IMSI number and is sent by the Femto gateway, the authentication request message that reception is returned according to described initialization request, and according to carrying out authentication at five yuan of authentication groups of described IMSI number in the described authentication request message, and generate the authentication response message that has authenticating result and send by the Femto gateway in the authentication back that finishes to network;

Equipment of the core network, be used for after receiving the initialization request of described authentication device by the transmission of Femto gateway, the authentication information request of IMSI number is carried in transmission, and after receiving the authentication information response of carrying at five yuan of authentication groups of described IMSI number, generation is carried the authentication request message of these five yuan of authentication groups and is sent to described authentication device by the Femto gateway, and receives the authentication response message that has authenticating result that described authentication device returns by the Femto gateway;

HLR, be used to store the number of IMSI number and corresponding POTS terminal, after the authentication information request that receives described equipment of the core network transmission, generation is at five yuan of authentication groups of the IMSI number that carries in the described authentication information request, and is carried in the authentication information response and sends to described equipment of the core network.

Further, described HLR also is used for, the number of the POTS terminal phone form of storage IMSI number and correspondence and the number of landline telephone form.

The calling-control method of POTS terminal in a kind of Femto network comprises:

After detecting POTS terminal off-hook, send dialing tone to described POTS terminal;

Behind the double-audio signal that receives described POTS terminal dialing, send call request message to equipment of the core network by the Femto gateway;

After equipment of the core network returns ALERTING message, send ring-back tone for the POTS terminal;

In communication process, carry out the conversion between user side 64kbpsPCM coding and network side UMTS AMR coded format.

Further, described before detecting POTS terminal off-hook, also comprise:

After having detected the connection of POTS terminal, send initialization request by the Femto gateway to equipment of the core network, carry the IMSI number that is provided with into the POTS terminal in the described initialization request;

Return authenticating result to described equipment of the core network.

Further, this method also comprises:

When detecting the POTS hanging up terminal, send the releasing connection message to equipment of the core network;

After receiving the release message that equipment of the core network sends, return and discharge the message that finishes.

Preferable, this method also comprises:

The Femto base station is in the communication process of POTS terminal, and whether the monitoring equipment of the core network sends the releasing connection message; And

When receiving the releasing connection message of equipment of the core network transmission, send busy tone to the POTS terminal.

Further, described Femto base station also sends release message to described equipment of the core network when receiving the releasing connection message of equipment of the core network transmission; And

Receive release that equipment of the core network the returns message that finishes.

Further, described Femto base station sends call request message by the Femto gateway to equipment of the core network after the dialing that receives the POTS terminal, specifically comprise:

The double-audio signal of the POTS terminal that receives is converted to called number information;

In conjunction with the sign of self, generate call request message;

Send described call request message by the Femto gateway to equipment of the core network.

Preferable, described call request message, ALERTING message, releasing connection message, release message or the release message that finishes is encapsulated in the RANAP Direct Transfer message and sends.

A kind of device that carries out the control of POTS terminal call comprises:

The access control module, be used for when detecting POTS terminal off-hook, by being arranged on POTS terminal interface on the Femto base station to described POTS terminal Sending dialled number sound, after receiving the double-audio signal of described POTS terminal dialing by described POTS terminal interface, the dial message of described double-audio signal is carried in transmission, and after receiving ALERTING message, send ring-back tone to described POTS terminal by described POTS terminal interface;

Protocol conversion module, be used for after the dial message that receives described access control module transmission, convert double-audio signal to called number, and be combined into the identification information that described POTS terminal is provided with, generate call request message and send to equipment of the core network, resolve the ALERTING message that receives, and send to described access control module, after conversation is set up, in communication process, carry out the conversion between user side 64kbpsPCM coding and network side UMTS AMR coded format.

Further, described access control module also is used for, and when detecting the POTS hanging up terminal, sends on-hook message;

Described protocol conversion module also is used for, and when receiving the on-hook message that described access control module sends, generating solution removes connection message and sends to equipment of the core network, resolves the release message that receives, and generates and discharge the message that finishes and send to equipment of the core network.

Further, described access control module also is used for, and when receiving the releasing connection message, sends busy tone by described POTS terminal interface to the POTS terminal;

Described protocol conversion module also is used for, when receiving the releasing connection message of equipment of the core network transmission, send this releasing connection message to described access control module, and generate release message and send to equipment of the core network, and receive release that equipment of the core network the returns message that finishes.

A kind of Femto base station comprises the device that carries out the control of POTS terminal call as indicated above.

A kind of Femto gateway comprises the device that carries out the control of POTS terminal call as indicated above.

After receiving the beep-page message of equipment of the core network transmission, return Initial UE Message message;

Send bell signal to the POTS terminal after receiving the call request that equipment of the core network sends, and return ALERTING message and give equipment of the core network;

Behind user's off-hook, return connection message, and in communication process, carry out the conversion between user side 64kbpsPCM coding and network side UMTS AMR coded format.

Further, this method also comprises:

After detecting the connection of POTS terminal, send initialization request to equipment of the core network, carry the IMSI number that is provided with into described POTS terminal in the described initialization request by the Femto gateway;

After having of receiving that equipment of the core network returns authentication request, be that described POTS terminal is carried out the authentication to network according to five yuan of authentication groups in the described authentication request at five yuan of authentication groups of this IMSI number; And

Return authenticating result to described equipment of the core network.

Further, this method also comprises:

When detecting the POTS hanging up terminal, the Femto base station sends to equipment of the core network and removes connection message;

Preferable, this method also comprises:

In the communication process of POTS terminal, whether the monitoring equipment of the core network sends the releasing connection message; And

Further, described when receiving the releasing connection message of equipment of the core network transmission, also send release message to described equipment of the core network; And

Further, send bell signal to the POTS terminal after message is set up in the described conversation that receives the equipment of the core network transmission, specifically comprise:

The Femto base station receives the conversation of equipment of the core network transmission and sets up message;

Whether idle, and send bell signal when the POTS terminal is idle if detecting the POTS terminal.

Preferable, described call request message, ALERTING message, connection message, releasing connection message, release message or the release message that finishes is encapsulated in the RANAP Direct Transfer message and sends.

A kind of device that carries out the control of POTS terminal call comprises:

The access control module after being used to receive call request, sends bell signal by the POTS terminal interface that is arranged on the Femto base station to described POTS terminal, when detecting POTS terminal off-hook, sends connection message;

Protocol conversion module, be used for behind the beep-page message that receives the equipment of the core network transmission, return InitialUE Message message, resolve the call request that described equipment of the core network sends, and send to described access control module, and generate ALERTING message and send to described equipment of the core network, after receiving the connection message that described access control module sends and setting up conversation, in communication process, carry out the conversion between user side 64kbpsPCM coding and network side UMTS AMR coded format.

Further, described access control module also is used for, and when receiving the releasing connection message, sends busy tone by the POTS terminal interface that is arranged on the Femto base station to described POTS terminal;

Described protocol conversion module also is used for, when receiving the releasing connection message of equipment of the core network transmission, send to remove connection message to described access control module, and generate release message and send to equipment of the core network, and receive release that equipment of the core network the returns message that finishes.

The embodiment of the invention provides authentication and calling-control method, device and the system of POTS terminal in a kind of Femto network, utilize Femto base station or Femto gateway to carry out conversion, the voice encoding and decoding format conversion of authentication, end side and mobile network's side agreement necessary in the Femto network for the POTS terminal, realization inserts the Femto network with the POTS mouth that the ordinary fixed phone passes through the Femto base station, and guarantees speech quality simultaneously.

Description of drawings

The method flow diagram of POTS terminal authentication in the Femto network that Fig. 1 provides for the embodiment of the invention;

The calling-control method flow chart of POTS terminal in the Femto network that Fig. 2, Fig. 3 provide for the embodiment of the invention;

The POTS terminal access device that Fig. 4 provides for the embodiment of the invention structural representation.

Embodiment

The embodiment of the invention provides authentication and calling-control method, device and the system of POTS terminal in a kind of Femto network, utilize Femto base station or Femto gateway to finish work such as the conversion of authentication, subscriber terminal side and mobile network's side agreement, voice encoding and decoding format conversion to user terminal, to realize that will have the POTS terminal now directly connects the Femto base station, and then insert the Femto network, and normal the use.

As shown in Figure 1, be example to carry out authentication by the Femto base station, the method for POTS terminal authentication in the Femto network that the embodiment of the invention provides comprises the steps:

The start of step S101, Femto base station detects the POTS terminal that is connected on the Femto base station, or the Femto base station has detected the POTS terminal and newly is connected on the Femto base station.

Step S102, Femto base station propose authentication request to equipment of the core network, and the IMSI number in the insertion SIM card is carried in the initialization request Location Update Request message, send to equipment of the core network by the Femto gateway.This Location Update Request message is encapsulated among the NAS PDU among the standard signaling RANAP Initial UE Message and sends.

After step S103, equipment of the core network received the initialization request of carrying the IMSI number of Femto base station transmission, the subscription authentication module in HLR sent authentication information request Send AuthenticationInformation.

Step S104, equipment of the core network receive that HLR returns the authentication information response, wherein comprise five yuan of authentication group parameters of the IMSI that sends at the Femto base station;

Storing the user ID of POTS terminal among the HLR, storage mode can be with existing network in identical storage mode, with an IMSI number and a mobile terminal number corresponding stored, also can further respect the use habit that the user continues to continue to use fixed telephone network number form, simultaneously store the number of a fixed telephone network form again, the user ID of storing the POTS terminal like this among the HLR is the number of the fixed telephone network of an IMSI number and a corresponding mobile terminal number and a correspondence.

Step S105, equipment of the core network are encapsulated in authentication request message Authentication Request among the standard signaling message RANAP Direct Transfer, are sent to the Femto base station by the Femto gateway;

After step S106, Femto base station receive Authentication Request message, carry out authentication,, just repeat no more at this because the mode of using five yuan of authentication groups to carry out the authentication of network is a prior art according to the mode of five yuan of authentication groups;

After authentication is carried out in step S107, Femto base station, authenticating result is carried among the authentication response message Authentication Response, be encapsulated in again in the standard signaling RANAP Direct Transfer message, be sent to equipment of the core network, finish authentication by the Femto gateway.

Also can carry out as above step, and the POTS terminal interface is arranged on the Femto base station constant, can realize the authentication of POTS terminal in the Femto network equally by the Femto gateway.

The embodiment of the invention also provides a kind of Femto base station or Femto gateway to realize above-mentioned method for authenticating.

As shown in Figure 2, call out with the Femto base station and to be controlled to be example, the method that the POTS terminal begins to exhale in the Femto network comprises the steps:

Step S201, POTS terminal off-hook, Femto base station are after detecting POTS terminal off-hook, to POTS terminal Sending dialled number sound;

Step S202, POTS terminal use dial, and the DTMF codec that carries in the POTS terminal converts keypad tone to double-audio signal, and the POTS terminal sends to the Femto base station with double-audio signal;

After step S203, Femto base station receive this double-audio signal, convert double-audio signal to called number, again in conjunction with IMSI number or other sign of Femto base station self, generate the call request Call Setup of a Non-Access Stratum, and be encapsulated in the standard signaling RANAP Direct Transfer message, send to equipment of the core network by the Femto gateway;

After step S204, equipment of the core network receive Call Setup message, send roaming number Query Information Send Routing Information, request inquiry called subscriber roaming number to HLR;

Step S205, HLR send called roaming number inquiry response Send Routing Information Ack. to equipment of the core network;

After step S206, equipment of the core network receive the called roaming number inquiry response,, send BICC IAM message to opposite equip., i.e. called party's equipment of the core network according to opposite equip. address wherein;

Step S207, equipment of the core network receive the BICC ACM message that called party's equipment of the core network returns, and the BICC CPG message that called party's equipment of the core network returns after called party's ring;

Step S208, equipment of the core network are encapsulated in the ALERTING message Alerting of Non-Access Stratum in the standard signaling RANAP Direct Transfer message, mail to the Femto base station by the Femto gateway;

Step S209, Femto base station parse the ALERTING message that receives, and send ring-back tone according to this ALERTING message to the POTS terminal again;

Behind step S210, the called off-hook, opposite equip. returns the BICC ANM, and the conversation carrying is set up between MGW and the opposite end MGW; Be responsible for realizing conversion between user side 64kbps pcm encoder and network side UMTS AMR coded format by the Femto protocol conversion module in the Femto base station, conversation is normally carried out.

With caller POTS hanging up terminal is example:

Step S211, when the POTS hanging up terminal, the Femto base station detects the POTS hanging up terminal;

Step S212, Femto base station generation releasing connection message Disconnect are encapsulated in the standard signaling RANAP Direct Transfer message and are sent to equipment of the core network;

Step S213, equipment of the core network send BICC REL message to opposite equip.;

Step S214, equipment of the core network receive the BICC RLC message that opposite equip. sends;

Step S215, equipment of the core network disconnect conversation and send release message Release to the Femto base station;

After step S216, Femto base station receive release message, return release and finish message ReleaseComplete to equipment of the core network, end of conversation.

When Called Onhook, processing method is identical with the processing method of step S312-S315.

Also can carry out as above step, and the POTS terminal interface is arranged on the Femto base station constant, can realize that equally the beginning of POTS terminal in the Femto network exhale control by the Femto gateway.

The embodiment of the invention also provides a kind of Femto base station or Femto gateway to realize above-mentioned calling-control method.

As shown in Figure 3, call out with the Femto base station and to be controlled to be example, the method that the POTS terminal is exhaled in the Femto network eventually comprises the steps:

Step S301, equipment of the core network are received the BICC IAM message that opposite equip. sends;

Step S302, equipment of the core network are initiated paging according to called POTS terminal MS ISDN to corresponding LAC district;

After step S303, Femto base station receive this beep-page message, replace the POTS terminal of its connection to receive this beep-page message, after affirmation MSISDN is the POTS terminal iidentification, directly return Initial UE Message message to equipment of the core network;

After step S304, equipment of the core network receive the Initial UE Message that returns the Femto base station, call request Call Setup is encapsulated in standard signaling RANAP Direct Transfer message sends to the Femto base station, and return BICC ACM message and give opposite equip.;

Whether inquiry POTS terminal is received and parse after the Call of equipment of the core network Setup message in step S305, Femto base station idle, if the POTS terminal free time then sends bell signal to the POTS terminal, if the POTS terminal is busy, then do not send bell signal;

After step S306, Femto base station send bell signal, send ALERTING message Alerting to equipment of the core network;

After step S307, equipment of the core network receive the ALERTING message of Femto base station transmission, send BICC CPG message to opposite equip.;

Step S308, Femto base station detect POTS terminal off-hook;

Step S309, Femto base station are encapsulated in connection message Connect in standard signaling RANAPDirect Transfer message and send to equipment of the core network;

Step S310, equipment of the core network send BICCANM message to opposite equip. behind the connection message that receives the transmission of Femto base station;

Conversation carrying is set up between step S311, MGW and the opposite end MGW, is responsible for realizing guaranteeing conversion between user side 64kbps pcm encoder and network side UMTS AMR coded format to converse and normally carry out by the Femto protocol conversion module in the Femto base station;

So that The Calling Party Hooks On is example:

Step S312, when The Calling Party Hooks On, equipment of the core network receives the BICC REL message that opposite equip. sends, send the releasing connection message Disconnect that is encapsulated in the RANAP Direct Transfer message to the Femto base station, and after sending Disconnect message, send BICC RLC message to opposite equip.;

Step S313, Femto base station send busy tone for the POTS terminal;

Step S314, Femto base station send the release message Release that is encapsulated in the RANAP Direct Transfer message to equipment of the core network;

Step S315, receive that equipment of the core network returns be encapsulated in release in the RANAP Direct Transfer message message Release Complete that finishes.

When as called POTS hanging up terminal, processing method is identical with the processing method of step S211-S216.

The embodiment of the invention also provides a kind of device that carries out authentication for the POTS terminal, this device can be the Femto base station, also can be the Femto gateway, be implemented in and be the POTS terminal authentication in the Femto network, it among Fig. 4 the structure chart of POTS terminal access device, can realize in the Femto network being the POTS terminal authentication, this device comprises: memory module 400, access control module 401, protocol conversion module 402 and act on behalf of authentication module 403, wherein:

Memory module 400 is used to be stored as the IMSI number that the POTS terminal is provided with;

Access control module 401 is used for sending and inserting message when detecting the POTS terminal interface and have the POTS terminal to insert;

POTS terminal interface operated by rotary motion inserts the Femto network to make things convenient for the user with the POTS terminal on the Femto base station.

Protocol conversion module 402, when being used to receive the access message of access control module 401 transmissions, from memory module 400, obtain the IMSI number, generation is carried the initialization request LocationUpdate Request information and sending of IMSI number and is given equipment of the core network, receive the authentication request message Authentication Request that equipment of the core network returns according to initialization request, and send to and act on behalf of authentication module 403, wherein, carry five yuan of authentication groups in the authentication request message at the IMSI number; And receive act on behalf of the authenticating result that authentication module 403 returns according to authentication request message after, generate and have the authentication response message Authentication Response of authenticating result and send to equipment of the core network;

Act on behalf of authentication module 403, be used for after receiving the authentication request message that protocol conversion module 402 sends, carry out authentication according to five yuan of authentication groups in the authentication request message, and return authenticating result and give protocol conversion module 402 network.

Wherein, Location Update Request message and IMSI number are encapsulated in the RANAP InitialUE Message message and send; Authentication request message Authentication Request and authentication response message Authentication Response are encapsulated in the RANAP Direct Transfer message.

Further, use for the convenience of the user, the memory module module can be designed as SIM card or the usim card that is inserted in the device.

The embodiment of the invention also provides a kind of and calls out the device of control for the POTS terminal, and this device can be the Femto base station, also can be the Femto gateway, and to realize the calling control of POTS terminal in the Femto network, this device comprises:

Access control module 401, be used for when detecting POTS terminal off-hook, POTS terminal interface by inserting the POTS terminal is to POTS terminal Sending dialled number sound, after receiving the double-audio signal of POTS terminal dialing by the POTS terminal interface, the dial message of this double-audio signal is carried in transmission, behind the ALERTING message that receives protocol conversion module 402 transmissions, send ring-back tone to the POTS terminal by the POTS terminal interface;

Protocol conversion module 402, be used for after the dial message that receives 401 transmissions of access control module, convert double-audio signal to called number, and, generate call request, and send to equipment of the core network in conjunction with the sign of POTS terminal, the ALERTING message that parsing receives, and send to access control module 401, after conversation is set up, in communication process, carry out the conversion between user side 64kbpsPCM coding and network side UMTS AMR coded format.

Further, when the POTS hanging up terminal, access control module 401 also is used for, and when detecting the POTS hanging up terminal, sends on-hook message;

Protocol conversion module 402 also is used for, and when receiving the on-hook message that access control module 401 sends, generating solution removes connection message and sends to equipment of the core network, resolves the release message that receives, and generates and discharge the message that finishes and send to equipment of the core network.

Further, with another hanging up terminal of this POTS terminal call the time, access control module 401 also is used for, and receiving when removing connection message, sends busy tone by the POTS terminal interface to the POTS terminal;

Protocol conversion module 402 also is used for, when receiving the releasing connection message of equipment of the core network transmission, send this releasing connection message to access control module 401, and generate release message and send to equipment of the core network, and receive release that equipment of the core network the returns message that finishes.

Wherein, mutual call request, ALERTING message, releasing connection message, release message, the release message such as message that finish all are encapsulated in the RANAP DirectTransfer message and send between protocol conversion module 402 and the equipment of the core network.

The embodiment of the invention also provides a kind of and calls out the device of control for the POTS terminal, and this device can be the Femto base station, also can be the Femto gateway, and in order to realize the calling control of POTS terminal in the Femto network, this device comprises:

Access control module 401, be used for after the call request that receives protocol conversion module 402 transmissions, send bell signal by the POTS terminal interface that inserts the POTS terminal to the POTS terminal, when detecting POTS terminal off-hook, send connection message to protocol conversion module 402;

Protocol conversion module 402, be used for behind the beep-page message that receives the equipment of the core network transmission, return Initial UE Message message, resolve the call request that equipment of the core network sends, and send to access control module 401, and generate ALERTING message and send to equipment of the core network, after receiving the connection message that access control module 401 sends and setting up conversation, in communication process, carry out the conversion between user side 64kbpsPCM coding and network side UMTS AMR coded format.

When another hanging up terminal of conversing with the POTS terminal, access control module 401 also is used for, and receiving when removing connection message, send busy tone for the POTS terminal;

Protocol conversion module 402 also is used for, when receiving the releasing connection message of equipment of the core network transmission, send to remove connection message to access control module 401, and generate release message and send to equipment of the core network, and receive release that equipment of the core network the returns message that finishes.

The embodiment of the invention also provides and is the system of POTS terminal authentication in a kind of Femto network, comprises the POTS terminal, wherein, also comprises:

Authentication device, be used for when detecting the access of POTS terminal, obtain the IMSI number, generation is carried the initialization request of IMSI number and is sent by the Femto gateway, the authentication request message that reception is returned according to initialization request, and according to wherein carrying out authentication, and generate the authentication response message that has authenticating result and send by the Femto gateway in the authentication back that finishes to network at five yuan of authentication groups of this IMSI number;

Equipment of the core network, be used for after receiving the initialization request of authentication device by the transmission of Femto gateway, the authentication information request of IMSI number is carried in transmission, and after receiving the authentication information response of carrying at five yuan of authentication groups of IMSI number, generation is carried the authentication request message of these five yuan of authentication groups and is sent to authentication device by the Femto gateway, and finishes authentication after receiving the authentication response message that has authenticating result of authentication device by the transmission of Femto gateway;

HLR, be used to store the number of IMSI number and corresponding POTS terminal, after receiving the authentication information request that equipment of the core network sends, generate five yuan of authentication groups, and be carried in the authentication information response and send to equipment of the core network at the IMSI number that carries in the authentication information request.

Further, the POTS termination number of storing among the HLR corresponding with the IMSI number can only be the number of mobile phone form, also the number of the number landline telephone form of memory mobile phone form simultaneously.

Further, use for the convenience of the user, also comprise the SIM card slot in the authentication device, be used to insert SIM card, store the IMSI number in the SIM card, authentication device obtains the sign of IMSI number as identification POTS terminal from SIM card.

Perhaps, also comprise the usim card slot in the authentication device, be used to insert usim card, store the IMSI number in the usim card, authentication device obtains the sign of IMSI number as identification POTS terminal from usim card.

Obviously, those skilled in the art can carry out various changes and modification to the embodiment of the 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

1. the method for Plain Ordinary Telephone Service terminal authentication in the femto network is characterized in that, comprising:

After detecting the connection of Plain Ordinary Telephone Service POTS terminal, send initialization request to equipment of the core network, carry the international mobile subscriber identity IMSI number that is provided with into the POTS terminal in the described initialization request by femto Femto gateway;

Return authenticating result to described equipment of the core network.

2. the method for claim 1 is characterized in that, described initialization request is encapsulated among the Non-Access Stratum protocol Data Unit NAS PDU in the initial UE message RANAP Initial UE Message message.

3. the method for claim 1 is characterized in that, described authentication request and authenticating result all are encapsulated in the direct transmission message RANAP Direct Transfer message and send.

4. one kind is carried out the device of authentication to the Plain Ordinary Telephone Service terminal, it is characterized in that, comprising:

5. device as claimed in claim 4 is characterized in that, described memory module is a SIM card, and perhaps described memory module is a usim card.

6. a femto base station is characterized in that, comprises the device of the POTS of carrying out terminal authentication as claimed in claim 4.

7. a femto gateway is characterized in that, comprises the device of the POTS of carrying out terminal authentication as claimed in claim 4.

8. realize the system of Plain Ordinary Telephone Service terminal authentication in the femto network, comprise the POTS terminal, it is characterized in that, also comprise:

9. system as claimed in claim 8 is characterized in that described HLR also is used for, the number of the POTS terminal phone form of storage IMSI number and correspondence and the number of landline telephone form.

10. the calling-control method of Plain Ordinary Telephone Service terminal in the femto network is characterized in that, comprising:

After equipment of the core network returns ALERTING message, send ring-back tone for the POTS terminal; And

11. method as claimed in claim 10 is characterized in that, and is described before detecting POTS terminal off-hook, also comprises:

Return authenticating result to described equipment of the core network.

12. method as claimed in claim 10 is characterized in that, also comprises:

13. method as claimed in claim 10 is characterized in that, also comprises:

14. method as claimed in claim 12 is characterized in that, and is described when receiving the releasing connection message of equipment of the core network transmission, also sends release message to described equipment of the core network; And

15. method as claimed in claim 10 is characterized in that, and is described after the dialing that receives the POTS terminal, sends call request message by the Femto gateway to equipment of the core network, specifically comprises:

In conjunction with the sign of self, generate call request message;

16., it is characterized in that described call request message, ALERTING message, releasing connection message, release message or the release message that finishes is encapsulated in the RANAP DirectTransfer message and sends as claim 12 or 13 described methods.

17. a device that carries out the control of Plain Ordinary Telephone Service terminal call is characterized in that, comprising:

18. device as claimed in claim 17 is characterized in that,

Described access control module also is used for, and when detecting the POTS hanging up terminal, sends on-hook message;

19. device as claimed in claim 17 is characterized in that,

Described access control module also is used for, and when receiving the releasing connection message, sends busy tone by described POTS terminal interface to the POTS terminal;

20. a femto base station is characterized in that, comprises the device of the POTS of carrying out terminal call control as claimed in claim 17.

21. a femto gateway is characterized in that, comprises the device of the POTS of carrying out terminal call control as claimed in claim 17.

22. the calling-control method of Plain Ordinary Telephone Service terminal is characterized in that in the femto network, comprising:

Behind user's off-hook, return connection message, and in communication process, carry out the conversion between user side 64kbpsPCM coding and network side UMTSAMR coded format.

23. method as claimed in claim 22 is characterized in that, also comprises:

Return authenticating result to described equipment of the core network.

24. method as claimed in claim 22 is characterized in that, also comprises:

25. method as claimed in claim 22 is characterized in that, also comprises:

26. method as claimed in claim 25 is characterized in that, and is described when receiving the releasing connection message of equipment of the core network transmission, also sends release message to described equipment of the core network; And

27. method as claimed in claim 22 is characterized in that, sends bell signal to the POTS terminal after message is set up in the described conversation that receives the equipment of the core network transmission, specifically comprises:

Message is set up in the conversation that receives the equipment of the core network transmission;

28., it is characterized in that described call request message, ALERTING message, connection message, releasing connection message, release message or the release message that finishes is encapsulated in the RANAP Direct Transfer message and sends as claim 24 or 26 described methods.

29. a device that carries out the control of Plain Ordinary Telephone Service terminal call is characterized in that, comprising:

The access control module is used for after receiving call request, sends bell signal by the POTS terminal interface that is arranged on the Femto base station to described POTS terminal, when detecting POTS terminal off-hook, sends connection message;

30. device as claimed in claim 29 is characterized in that,

31. device as claimed in claim 29 is characterized in that,

Described access control module also is used for, and when receiving the releasing connection message, sends busy tone by the POTS terminal interface that is arranged on the Femto base station to described POTS terminal;

32. a femto base station is characterized in that, comprises the device of the POTS of carrying out terminal call control as claimed in claim 29.

33. a femto gateway is characterized in that, comprises the device of the POTS of carrying out terminal call control as claimed in claim 29.