CN100479617C

CN100479617C - System and method of using xiaolingtong network as third-generation mobile network sub-network

Info

Publication number: CN100479617C
Application number: CNB2005101303820A
Authority: CN
Inventors: 林有宏; 姚怀志; 林卫星; 丁旭生; 钟致民
Original assignee: GUANGDONG TELECOMMUNICATION CO Ltd INST
Current assignee: Guangdong Research Institute China Telecom Co ltd; China Telecom Corp Ltd
Priority date: 2005-12-09
Filing date: 2005-12-09
Publication date: 2009-04-15
Anticipated expiration: 2025-12-09
Also published as: CN1980435A

Abstract

This system consists of PHS/3G twin modes mobile terminal (TMMT), PHS net and 3G mobile net (3MN). When the 3G user uses TMMT and selects prior accessing 3MN mode, 3MN is auto prior accessed. However, in case only PHS wireless signal exists, PHS wireless net is auto accessed. Via the mutual connection between the PHS core net and the 3G core net, the user authentication and the position renewing are realized in the 3G core net while the call is built in the PHS core net. Here, the PHS net is treated as an accessing subnet of 3G net. The structure of this system and terminal are simple. This invention possesses extensive practical application and magnificent meaning. This invention solves the problem of hardly offering comm. service due to the shortage of net covering during the first built stage of 3G net. This invention offers the roaming function for the PHS single mode terminals using 3G number. After obtaining the 3G mobile license, the runner of the solid net can utilize the existed PHS net to offer users a better mobile comm. service.

Description

Developing from pas network is as the system and method for the subnet of third generation mobile network

Technical field

The present invention relates to a kind of innovative technology that PHS network and 3G network are merged mutually: 3G subscription uses the PHS/3G dual mode mobile telephone terminal, obtain the system and method for communication service by PHS network insertion 3G network, exactly, relate to a kind ofly, belong to the mobile communication terminal applied technical field the system and method for developing from pas network as the subnet of third generation mobile network.

Background technology

(in by the end of October, 2005) at present to, Chinese personal handyphone system PHS (PersonalHandyphone System), be the developing from pas network capacity near 100,000,000 lines, and number of users has also surpassed more than 8,000 ten thousand.Simultaneously, the enforcement of the 3G movible licence plate of China also is the next situation of desire of summoning wind and rain, calling together, and China Telecom and China Netcom take 3G license as the fixed network operator, are determined to win especially thereby become comprehensive operator.

The mobile communication service is completely different to network requirement with landline telephone service, and its mobility requires newly-built mobile network's coverage rate wide as far as possible.But at the 3G network first stage of construction, under the limited fund situation, operator can only carry out emphasis and cover.Like this, 3G subscription must be affected in the communication service in early stage.

Therefore, if can make full use of one built more than 3 years, PHS network that userbase is bigger, subnet as the 3G communication network, remedy the scarce something lost of the network coverage at the 3G network first stage of construction for the 3G wireless signal, so that experience for 3G subscription obtains acceptable communication service (comprising conversation/note/low speed online) in early stage.In addition, if realize interconnected by PHS network and 3G network, utilize 3G network to provide roaming function for PHS user, beyond doubt can obtain operator and user's doulbe-sides' victory good thing to the satisfaction of all, the hot subject of this communication technology becomes the historic mission that fixed network operator's technical staff is duty-bound naturally.

Summary of the invention

In view of this, the purpose of this invention is to provide a kind of system and method that obtains communication service for 3G subscription by PHS network insertion 3G network, thereby solve the 3G network first stage of construction, network coverage deficiency, practical problems such as communication service difficulty are provided, also, make full use of its existing PHS network and create and establish technology platform for its user provides better mobile communication service for having the fixed network operator now after obtaining the 3G movible licence plate.

In order to achieve the above object, the invention provides a kind of use as 3G subscription by personal handyphone system PHS network insertion 3G network obtain the PHS/3G dual mode mobile telephone terminal of communication service, with the system of PHS network as the subnet of 3G mobile radio communication, it is characterized in that: this system is made up of PHS/3G dual mode mobile telephone terminal, local PHS network and the 3G mobile radio communication that possesses roaming function, wherein:

Local PHS network by the PHS wireless base station and the PHS core network that possesses MAP PHS-MAP (the Mobile Application Part for PHS) signaling interface that personal handyphone system uses form, described PHS core network includes: the local user belongs to database PHS HLR, the PHS VLR of switching center, base station control center PHS BSC;

The 3G mobile radio communication that possesses roaming function comprises: at least two overlap 3G mobile radio communication above and networking, wherein each 3G mobile radio communication is made up of 3G wireless base station and the 3G core network that possesses PHS-MAP and standard MAP MAP signaling interface, and described 3G core network includes: ownership place customer data base 3G HLR, the 3G VLR of switching center, base station control center 3G BSC; Adopt following manner to realize authentication, position renewal and the audio call of 3G subscription between described 3G core net and the described PHS core net:

When (1) the PHS/3G dual-mode terminal of 3G subscription can only detect the PHS wireless signal, insert the PHS core net by the PHS wireless network, transmit interactive information by PHS-MAP signaling protocol between PHS core net and the 3G core net again, 3G ownership place customer data base by this user is implemented authentication to the subscriber data of sending here from the PHS network, and order the positional information in the present PHS VLR that the inserts PHS network that it is present to be sent in its 3G ownership place customer data base, thereby authentication, the position of finishing 3G subscription are upgraded;

(2) under the situation of having only the PHS wireless network signal, the PHS/3G dual-mode terminal of 3G subscription is during by the audio call incoming call, and the audio call of initiation is delivered to 3G network, and 3G network sends the signaling inquiry to the PHS network; The PHS network is sent an animated walk-through number to 3G network, this roaming number is to distribute in this 3G subscription PHS/3G dual-mode terminal this calling procedure in the PHS network, and be routed to the PHS network by 3G network again according to this animated walk-through number, reserve one from the side of making a call via the speech path between 3G network and the PHS network;

Described PHS-MAP communication protocol on the standard MAP according to the formulation of making amendment of PHS network condition.

Described 3G technology comprises: Wideband Code Division Multiple Access (WCDMA) WCDMA, CDMA2000, CDMA2000 1X or S-CDMA TD-SCDMA.

In communication process, described network and terminal are not carried out two kinds of handoff functionalities between the wireless transmission working method, help the realization of terminal and network convenient.

Described system is interconnected by each local PHS net and 3G network, and the while is by 3G network and use the PHS single-mode terminal of 3G number to provide roaming function as PHS user; This system is not the PHS WWW that each local PHS network is realized interconnected foundation.

Two core networks of described system comprise respectively: the network element device of voice service, short message network, Customized Ring Back Tone net and Internet net.

In order to achieve the above object, the present invention also provides a kind of and has used to 3G subscription by the PHS/3G dual mode mobile telephone terminal of PHS network insertion 3G network acquisition communication service, with in the system of Personal Handyphone System PHS network as the subnet of 3G mobile radio communication, the method of work of the PHS/3G dual-mode terminal of the 3G subscription when having only the PHS wireless network signal is characterized in that: comprise the following steps:

(1) realizes the position renewal: have only the PHS wireless signal if the PHS/3G dual-mode terminal of 3G subscription monitors, and after setting guard time Timer2, when still having only the PHS wireless signal, then open the PHS wireless signal transmitter, close the 3G wireless signal transmitter simultaneously; At this moment, this terminal inserts the PHS core net by the PHS wireless network, carries out location update operations;

(2) set up voice call: in the PHS network, the PHS/3G dual-mode terminal of 3G subscription adopt the mode of PHS domestic consumer initiate voice call or as audio call by incoming call, set up audio call.

Described step (1) further comprises following operation:

(11) the PHS/3G dual-mode terminal sends position updating request by the PHS wireless signal transmitter of having opened, and mutual by with the PHS network, sends its subscriber data, is used for authentication;

(12) the PHS core network judges that according to the subscriber data of sending here this user belongs to the 3G network user, just carry out addressing according to this Subscriber Number feature, find this user's who is connected with the PHS core network 3G ownership database, by the PHS-MAP signaling protocol between two networks, transmit interactive information;

(13) this user's 3G ownership database is implemented authentication to the subscriber data of sending here from the PHS network, notifies this terminal after the authentication success;

(14) the last VLR of switching center (PHS VLR or 3G VLR) that inserts of this terminal of this user's 3G ownership database notification cancels its original positional information, and the PHS VLR that orders this terminal to insert now simultaneously is sent to the positional information in its present PHS network in its 3G ownership database;

(15) in the local PHS network that this terminal inserts, set up a blotter space automatically, be used to deposit this user's the user data that comprises telephone number, Service Privileges, call-forwarding information at least; And, the user data of this user in 3G ownership database transmitted and be stored in the present PHS network by mutual with 3G network;

(16) this terminal is used various telecommunications service in the local PHS network of its access, and its charging point is consistent with the miscellaneous service charging point of corresponding PHS network.

In the described step (2), the PHS/3G dual-mode terminal of 3G subscription during by incoming call, further comprises following operation as audio call:

(21) audio call of Fa Qiing is delivered to 3G network, and 3G network sends the signaling inquiry to the PHS network;

(22) the PHS network is sent an animated walk-through number to 3G network, this roaming number is to distribute in this 3G subscription PHS/3G dual-mode terminal this calling procedure in the PHS network, and be routed to the PHS network by 3G network again according to this animated walk-through number, reserve one from the side of making a call via the speech path between 3G network and the PHS network;

(23) PHS ICQ 3G subscription PHS/3G dual-mode terminal behind the page response, sends bell signal to 3G subscription PHS/3G dual-mode terminal, and discharges the animated walk-through number; When 3G subscription PHS/3G dual-mode terminal off-hook, just connect whole call path, and start billing function.

The present invention is a kind of with system and the method for work thereof of PHS network as the subnet of 3G mobile communications network, and this system is made up of PHS/3G dual mode mobile telephone terminal, PHS network and three parts of 3G communication network.When 3G subscription uses PHS/ and 3G dual mode mobile telephone terminal and select 3G network preferential automatically, the preferential 3G wireless network that inserts automatically of this terminal, but, if when having only the PHS wireless signal, this terminal inserts the PHS wireless network automatically, and interconnected by PHS core network and 3G core network, final this user's authentication and the position of realizing in the 3G core net upgraded, in the PHS core network, set up and call out, thereby realized a kind of innovative technology that inserts subnet of PHS network as 3G network.System of the present invention simple in structure, practical, hardware investment is few, and it is significant: as to have solved the 3G network first stage of construction and provide problems such as communication service difficulty because of wireless network covers deficiency, for the PHS single-mode terminal of using the 3G number provides roaming function, also be the fixed network operator after obtaining the 3G movible licence plate, make full use of its existing PHS network and create and establish technical foundation for the user provides better mobile communication service.

Description of drawings

Fig. 1 is the schematic diagram of existing P HS network and initial stage 3G mobile communications network.

Fig. 2 is that the present invention is that 3G subscription passes through the PHS/3G dual mode mobile telephone terminal structure composition schematic diagram that PHS network insertion 3G network obtains communication service.

Fig. 3 is that the present invention is with the system configuration schematic diagram of PHS network as the subnet of 3G mobile communications network.

Fig. 4 is that the PHS/3G dual mode mobile telephone terminal is at the position updating process sequential chart that has only under the PHS wireless network signal.

Fig. 5 is the process sequential chart that the 3G subscription when having only the PHS wireless network signal uses the PHS/3G dual mode mobile telephone terminal to be access in as voice call.

Embodiment

For making the purpose, technical solutions and advantages of the present invention clearer, the present invention is described in further detail below in conjunction with accompanying drawing.

Referring to Fig. 1, oval expression PHS wireless network among the figure, square expression 3G wireless network, this figure explanation is at the 3G network first stage of construction, its wireless network coverage has been certainly not as having built the PHS wireless network more than 3 years, and has sizable " have only the PHS wireless network signal and do not have the covering of 3G wireless signal " zone.

Referring to Fig. 2, introduce PHS/3G dual mode mobile telephone terminal structure of the present invention and form.Wherein control circuit comprises: PHS/3G dual-mode wireless communication functional module, wireless mode are selected module, communication function module, application processor module, subscriber information module and input/output module.PHS/3G dual-mode wireless communication functional module is provided with the radio frequency transceiver of PHS and 3G dual mode capability, and circuit devcies such as integrated loop filter and synthesizer are used to finish information interaction and processing with the PHS/3G base station; It is the functional module that the responsible mode that is provided with according to the user selects PHS or 3G wireless-access mode to handle that wireless mode is selected module, be provided with that the 3G network of selecting for the user is preferential automatically, the PHS network is preferential automatically, judge automatically or the software unit of manual four kinds of wireless mode of operations selecting, can select wherein a kind of mode set handling wireless signal access module for the user according to signal strength signal intensity.The communication function module is used to provide the information processing function that comprises communication services such as speech, data, note, multimedia message, application processor module is used to support the information processing of the multimedia various application of 3G and other additional application functions, subscriber information module is responsible for handling the information of mobile user authentication functions, and the input/output module of being made up of display screen, keyboard, microphone, microphone and battery, power management module is used to provide the input and output processing of information and the supply of power supply.

With the user the preferential preference pattern of 3G network being set below is example, introduce the fundamental mode of PHS/3G mobile telephone terminal: when selecting 3G network preferential automatically, the PHS/3G dual-mode terminal is opened PHS and 3G wireless signal receiver simultaneously, and the wireless signal of monitoring terminal environment of living at first, detailed process is;

If monitored the 3G wireless signal, and, continue to have monitored the 3G wireless signal,, close the PHS wireless signal transmitter simultaneously just open the 3G wireless signal transmitter through after setting guard time Timer1;

Have only the PHS wireless signal if monitor, and, continue to monitor and have only the PHS wireless signal,, close the 3G wireless signal transmitter simultaneously just open the PHS wireless signal transmitter through after setting guard time Timer2;

If when monitoring, and, remain unchanged, then close PHS and 3G wireless signal transmitter through after setting guard time Timer3 less than two kinds of wireless signals;

Above-mentioned purpose of closing and opening the terminal wireless signal projector is when the 3G wireless signal is arranged, no matter the signal strength signal intensity of PHS network guarantees that this terminal preferentially inserts 3G network; When being linked into the PHS network, close the 3G wireless launcher simultaneously, to save electric energy.And no matter in PHS network or 3G network, this PHS/3G dual-mode terminal all uses unique 3G subscription data corresponding in its SIM card.

The guard time of setting can prevent effectively that the timer root of number of above-mentioned three guard times is executed situation factually and decided because of unstable frequent " ping-pong " that causes of wireless signal, and recommendation is 15 seconds.

Referring to Fig. 3, introducing the present invention forms the PHS network as the system configuration of the subnet of 3G mobile communications network, this system is made up of PHS/3G dual mode mobile telephone terminal, local PHS network and the 3G mobile radio communication that possesses roaming function, wherein: local PHS network is made up of PHS wireless base station and the PHS core network that possesses the PHS-MAP signaling interface, and the PHS core network then includes: the local user belongs to database PHS HLR, the PHS VLR of switching center, base station control center PHS BSC.The 3G mobile radio communication that possesses roaming function comprises: at least two overlap 3G mobile radio communication above and networking, wherein each 3G mobile radio communication is made up of 3G wireless base station and the 3G core network that possesses PHS-MAP and standard MAP signaling interface, and the 3G core network then includes: ownership place customer data base 3G HLR, the 3G VLR of switching center, base station control center 3G BSC.Two core networks of this system also comprise voice service related network elements device, short message network, Customized Ring Back Tone net and Intemet net respectively at least.The present invention provides roaming function by 3G network for the high-end PHS user of the PHS single-mode terminal of using the 3G number by each local PHS net and the interconnected system that forms of 3G network, is not that each local PHS network is realized the interconnected PHS WWW of setting up.

Adopt the PHS-MAP agreement to communicate between 3G core net and the PHS core net, this PHS-MAP communication protocol on the standard MAP according to the formulation of making amendment of PHS network condition.And in communication process, network and terminal are not carried out two kinds of switchings between the wireless transmission working method, help the realization of terminal and network convenient.

After 3G subscription of the present invention used the PHS/3G dual mode mobile telephone terminal to enter the PHS/3G Radio Network System, the preferential 3G wireless network of selecting automatically of PHS/3G dual mode mobile telephone terminal inserted.Not having the 3G wireless signal to have only the PHS wireless signal is example, corresponding 3G subscription data will enter the PHS core network by the PHS wireless network from this terminal, the PHS core network is through judging, think that this 3G subscription does not belong to the user of its management, just be addressed to 3G core net 3G HLR according to 3G subscription data feature, the database that finds this 3G subscription to belong to, and by PHS-MAP agreement realization authentication and position renewal, with the PHS core net of its user data when 3G network copies to this user and inserts, make this 3G subscription become visitor's (being casual user or roamer) of this PHS network simultaneously.During the visitor who becomes the PHS network, this 3G subscription can use the PHS network to obtain communication services such as speech, note.When this terminal monitors the 3G wireless network signal, take back 3G network again automatically, and in its position of database update of its ownership, thereby make this user can on 3G network, obtain normal communication service.

Be presented in below in the system of PHS network as the subnet of 3G mobile radio communication, the method for work of the PHS/3G dual-mode terminal of the 3G subscription when having only the PHS wireless network signal, it comprises the following steps:

Referring to Fig. 4, specify the position updating process of PHS/3G dual-mode terminal when having only the PHS wireless network signal:

(15) when this terminal inserts in the local PHS network, set up a blotter space automatically, be used to deposit this user's the user data that comprises telephone number, Service Privileges, call-forwarding information at least; And, the user data of this user in 3G ownership database transmitted and deposit in the present PHS network by mutual with 3G network;

(16) at this moment, by working in coordination with of PHS network and 3G network, finished the PHS/3G dual-mode terminal substantially and had only the position under the PHS wireless network signal to upgrade work; This terminal is used various telecommunications service in the local PHS network of its access, its charging point is consistent with the miscellaneous service charging point of corresponding PHS network.

Referring to Fig. 5, introduce the PHS/3G dual-mode terminal and having only the voice call under the PHS wireless network signal to set up process.If 3G subscription uses the PHS/3G dual-mode terminal to initiate voice call having only under the PHS wireless network signal, when promptly it was for caller, before making a call, the PHS/3G dual-mode terminal at first must be through above-mentioned position updating process.After this, this 3G subscription also inserts in the PHS network, and just to initiate the flow process of voice call consistent with PHS domestic consumer for the call flow of its initiation, repeats no more.

When having only the PHS wireless network signal, 3G subscription uses the PHS/3G dual-mode terminal as voice call during by incoming call, and its call establishment is divided into three phases:

Phase I: 3G network is delivered in the calling of initiation, and 3G network sends the signaling inquiry to the PHS network;

Second stage: the PHS network is sent an animated walk-through number (this calling in the PHS network of this 3G subscription PHS/3G dual-mode terminal is distributed) to 3G network, and be routed to the PHS network by 3G network again according to the animated walk-through number, reserve one from the side of making a call via the speech path between 3G network and the PHS network;

Phase III: the PHS/3G dual mode mobile telephone terminal of PHS ICQ 3G subscription, behind the page response, send bell signal to 3G subscription PHS/3G dual mode mobile telephone terminal, discharge the animated walk-through number, when 3G subscription one off-hook, just connected whole call path, and started billing function.

Claims

1, a kind of use to 3G subscription by the PHS/3G dual mode mobile telephone terminal of PHS network insertion 3G network acquisition communication service, with the system of personal handyphone system PHS network as the subnet of 3G mobile radio communication, it is characterized in that: this system is made up of PHS/3G dual mode mobile telephone terminal, local PHS network and the 3G mobile radio communication that possesses roaming function, wherein:

Local PHS network by the PHS wireless base station and the PHS core network that possesses the MAP PHS-MAP signaling interface that personal handyphone system uses form, described PHS core network includes: the local user belongs to database PHS HLR, the PHS VLR of switching center, base station control center PHS BSC;

2, according to claim 1 with the system of personal handyphone system PHS network as the subnet of 3G mobile radio communication, it is characterized in that: described 3G technology comprises: Wideband Code Division Multiple Access (WCDMA) WCDMA, CDMA2000, CDMA20001X or S-CDMA TD-SCDMA.

3, according to claim 1 with the system of personal handyphone system PHS network as the subnet of 3G mobile radio communication, it is characterized in that: in communication process, described network and terminal are not carried out two kinds of handoff functionalities between the wireless transmission working method.

4, according to claim 1 with the system of personal handyphone system PHS network as the subnet of 3G mobile radio communication, it is characterized in that: described system is interconnected by each local PHS net and 3G network, and the while is by 3G network and use the PHS single-mode terminal of 3G number to provide roaming function as PHS user.

5, according to claim 1 with the system of personal handyphone system PHS network as the subnet of 3G mobile radio communication, it is characterized in that: two core networks of described system comprise respectively: the network element device of voice service, short message network, Customized Ring Back Tone net and Internet net.

6, a kind of use claim 1 described use as 3G subscription by personal handyphone system PHS network insertion 3G network obtain the PHS/3G dual mode mobile telephone terminal of communication service, with in the system of PHS network as the subnet of 3G mobile radio communication, the method of work of the PHS/3G dual-mode terminal of the 3G subscription when having only the PHS wireless network signal is characterized in that: comprise the following steps:

7, method according to claim 6 is characterized in that: described step (1) further comprises following operation:

(12) the PHS core network judges that according to the subscriber data of sending here this user belongs to the 3G network user, just carry out addressing according to this Subscriber Number feature, find this user's who is connected with the PHS core network 3G ownership place customer data base, by the PHS-MAP signaling protocol between two networks, transmit interactive information;

(13) this user's 3G ownership place customer data base is implemented authentication to the subscriber data of sending here from the PHS network, notifies this terminal after the authentication success;

(14) this user's 3G ownership place customer data base notifies the last VLR of switching center that inserts of this terminal to cancel its original positional information, and the PHS VLR that orders this terminal to insert now simultaneously is sent to the positional information in its present PHS network in its 3G ownership place customer data base;

(15) in the local PHS network that this terminal inserts, set up a blotter space automatically, be used to deposit this user's the user data that comprises telephone number, Service Privileges, call-forwarding information at least; And, the user data of this user in 3G ownership place customer data base transmitted and be stored in the present PHS network by mutual with 3G network;

8, method according to claim 6 is characterized in that: in the described step (2), the PHS/3G dual-mode terminal of 3G subscription during by incoming call, further comprises following operation as audio call: