CN104410998A - CSFB indicating identification sending method, MME and MSC - Google Patents
CSFB indicating identification sending method, MME and MSC Download PDFInfo
- Publication number
- CN104410998A CN104410998A CN201410610501.1A CN201410610501A CN104410998A CN 104410998 A CN104410998 A CN 104410998A CN 201410610501 A CN201410610501 A CN 201410610501A CN 104410998 A CN104410998 A CN 104410998A
- Authority
- CN
- China
- Prior art keywords
- terminal called
- terminal
- msc
- csfb
- calling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0011—Control or signalling for completing the hand-off for data sessions of end-to-end connection
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0011—Control or signalling for completing the hand-off for data sessions of end-to-end connection
- H04W36/0022—Control or signalling for completing the hand-off for data sessions of end-to-end connection for transferring data sessions between adjacent core network technologies
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention provides a CSFB indicating identification sending method, MME and MSC. The MSC attached to an LTE network before falling back of a called terminal is determined by the MME to be a joint attachment SMC, the called terminal is triggered to fall back, the MSC attached to the 2G/3G network generates CSFB indicating identification corresponding to the called terminal, the indicating identification is sent to RNC to end calling between a calling terminal and the called terminal, the called terminal is triggered to return to the LTE network, and addition of the CSFB indicating identification to variable establishment factors is avoided when a wireless resource control link establishment message is sent during access of the called terminal into the 2G/3G network.
Description
Technical field
The embodiment of the present invention relates to the communication technology, particularly relates to a kind of CSFB sign sending method and MME, MSC.
Background technology
Along with the development of mobile communication technology, Long Term Evolution (Long Term Evolution, LTE) network carries out commercialization in a lot of countries and regions, in LTE network development in earlier stage, most terminal adopts circuit domain dropping (Circuit Switched Fallback, CSFB) technology executive circuit territory (CircuitSwitched, CS) business.Terminal needs to fall back to 2G/3G network when performing CS business, and need again to switch back LTE network when processing CS business, therefore terminal network after falling needs to identify terminal is the CSFB user or simple 2G/3G user of falling after rise from LTE network, thus can correctly can implement for CSFB user the flow process returning LTE network accordingly.
The method of existing network side mark CSFB calling to be linked in 2G/3G network when sending wireless heterogeneous networks link and setting up message by terminal, a CSFB sign is increased within the message by terminal, make radio network controller (Radio Network Controller, RNC) reason receiving wireless heterogeneous networks link foundation is CSFB calling, thus when switching back LTE network reason mark accordingly, LTE network is returned to terminal switch.Because the variable needing terminal to set up message in wireless heterogeneous networks link sets up an increase CSFB sign in reason, not only need to revise ASN.1, and occupy wireless heterogeneous networks link and to set up in message terminal for reporting the field of other characteristic informations.
Summary of the invention
The embodiment of the present invention provides a kind of CSFB sign sending method and MME, MSC, for avoiding terminal being linked in 2G/3G network when sending wireless heterogeneous networks link and setting up message, sets up an increase CSFB sign in reason at variable.
First aspect of the embodiment of the present invention is to provide a kind of CSFB sign sending method, comprising:
As mobile management entity (Mobility Management Entity, when MME) receiving the mark of the mark of the calling terminal that terminal called MSC accompanying in the lte networks sends and terminal called, judge whether the MSC accompanying by described terminal called is in the lte networks LTE network and combining of 2G/3G network adhere to mobile switching centre (Mobile Switching Center, MSC);
If so, then described MME sends to the MSC that terminal called is accompanying in 2G/3G network the request of falling after rise, to make described terminal called MSC accompanying in 2G/3G network ask according to described falling, generates and sends CSFB sign; The mark of described calling terminal and the mark of described terminal called is carried in described falling request.
Second aspect of the embodiment of the present invention is to provide a kind of CSFB sign sending method, comprising:
MSC receives the request of falling after rise; The mark of calling terminal and the mark of terminal called is carried in described falling request;
Described MSC generates the CSFB sign of corresponding described terminal called; Described CSFB sign is used to indicate in the calling between described calling terminal and described terminal called, and described terminal called is CSFB terminal;
Described MSC sends the described CSFB sign generated to RNC, after making the end of calling of described RNC between described calling terminal and described terminal called, trigger described terminal called and return LTE network.
3rd aspect of the embodiment of the present invention is to provide a kind of MME, comprising:
Judge module, for when receiving the mark of the mark of the calling terminal that terminal called MSC accompanying in the lte networks sends and terminal called, judge the accompanying in the lte networks MSC of described terminal called be whether LTE network and 2G/3G network combine attachment MSC;
Sending module, if adhere to MSC for LTE network and combining of 2G/3G network, then send to the MSC that terminal called is accompanying in 2G/3G network the request of falling after rise, to make described terminal called MSC accompanying in 2G/3G network ask according to described falling, generate and send CSFB sign; The mark of described calling terminal and the mark of described terminal called is carried in described falling request.
4th aspect of the embodiment of the present invention is to provide a kind of MSC, comprising:
Receiver module, for receiving the request of falling after rise; The mark of calling terminal and the mark of terminal called is carried in described falling request;
Generation module, for generating the CSFB sign of corresponding described terminal called; Described CSFB sign is used to indicate in the calling between described calling terminal and described terminal called, and described terminal called is CSFB terminal;
Sending module, for sending the described CSFB sign generated to RNC, after making the end of calling of described RNC between described calling terminal and described terminal called, triggers described terminal called and returns LTE network.
The CSFB sign sending method that the embodiment of the present invention provides and MME, MSC, by judge as MME terminal called fall after rise before accompanying in the lte networks MSC for combining attachment MSC time, trigger terminal called and return the CSFB sign that the MSC accompanying by falling behind in 2G/3G network generates corresponding terminal called, and send this sign to RNC, after making the end of calling of RNC between calling terminal and terminal called, trigger terminal called and return LTE network, thus avoid terminal called be linked in 2G/3G network send wireless heterogeneous networks link set up message time, set up in reason at variable and increase a CSFB sign.
Accompanying drawing explanation
The schematic flow sheet of the CSFB sign sending method that Fig. 1 provides for one embodiment of the invention;
The schematic flow sheet of the CSFB sign sending method that Fig. 2 provides for another embodiment of the present invention;
The structural representation of the MME that Fig. 3 provides for one embodiment of the invention;
The structural representation of a kind of MSC that Fig. 4 provides for another embodiment of the present invention.
Embodiment
The schematic flow sheet of the CSFB sign sending method that Fig. 1 provides for one embodiment of the invention, as shown in Figure 1, in the present embodiment, calling terminal initiates paging to terminal called, wherein, terminal called is CSFB user, and remember that the MSC accompanying by terminal called is in the lte networks MSC1, after note terminal called falls back to 2G/3G network from LTE network, accompanying MSC is MSC2; Calling terminal can be 2G/3G user, and the MSC of note calling terminal accompanying by 2G/3G network is MSC3.The method that the present embodiment provides, can comprise:
101, when MME receives the mark of the mark of the calling terminal that terminal called MSC accompanying in the lte networks sends and terminal called, judge whether the accompanying in the lte networks MSC of terminal called is LTE network and combining of 2G/3G network adhere to MSC.
Wherein, this is combined attachment MSC and is attached to CS territory by associating adhering mode in the lte networks for terminal, realizes the MSC in the registration of CS territory.
It should be noted that, CSFB technology is a kind of in order to make terminal can initiate the CS business such as voice service under LTE access, and receive the paging of the CS business such as speech, and can to the terminal technology that correctly processes of ongoing packet switching service in the lte networks.And CSFB user refers to that support CSFB technology has the terminal of CSFB function in other words.The use of CSFB technology has precondition, and one of them precondition is terminal is CSFB user.In the present embodiment, think that terminal called is applicable to CSFB technology, need to carry out circuit domain dropping when paged.
Concrete, calling terminal initiates the paging request for terminal called, after the MSC3 accompanying by calling terminal gets this paging request, sends addressing request, with the current accompanying MSC of addressing terminal called, the MSC1 that namely terminal called is accompanying in the lte networks; After MSC1 receives this addressing request, international mobile subscriber identity (the InternationalMobile Subscriber Identification Number of calling terminal is obtained from the MSC3 sending this addressing request, IMSI) identify, and the IMSI mark of the IMSI of calling terminal mark and terminal called is sent to MME.When the IMSI of IMSI mark and terminal called that MME receives the calling terminal that terminal called MSC1 accompanying in the lte networks sends identifies, judge whether the MSC1 accompanying by this terminal called is in the lte networks LTE network and combining of 2G/3G network adhere to MSC.
Due at present, the terminal with CSFB function is all by combining attachment MSC in the lte networks, adopt the registration of associating adhering mode realization in CS territory, therefore, for the terminal with CSFB function, if be in LTE network, then its must be attached to this combine attachment MSC, if be in 2G/3G network, then can not be attached to this and combine attachment MSC.
By judging that whether the accompanying in the lte networks MSC of paged terminal is for combining attachment MSC, can determine that whether current being in LTE network of this terminal needs to carry out circuit domain dropping.That is, the terminal called in this example is CSFB user, and when paged, terminal called is in LTE network, must fall after rise, just can trigger the flow process of this case so normal flow is it; If but terminal called itself is CSFB user, now it is not in LTE network in 2G/3G network, then can not trigger this case flow process, just need not generate CSFB mark yet, identify it.
102, if so, then MME sends to the MSC that terminal called is accompanying in 2G/3G network the request of falling after rise, with the MSC making terminal called accompanying in 2G/3G network according to falling request, generates and sends CSFB sign.
Wherein, the mark of described calling terminal and the mark of described terminal called is carried in falling request.Concrete, the mark of calling terminal can be the IMSI mark of described calling terminal; The mark of described terminal called can be the IMSI mark of described terminal called.
Concrete, if MME determine the accompanying in the lte networks MSC1 of terminal called be LTE network and 2G/3G network combine attachment MSC, then indicate terminal called to fall after rise to 2G/3G network; After terminal called receives this instruction, return terminal to MME and fall response after rise; MME according to this terminal fall after rise response determine terminal called fall back to 2G/3G network from LTE network after accompanying MSC be MSC2, such as: MME can fall tracking area (the Tracking Area in response after rise according to terminal, and lane place (Location Area TA), LA) information, by the mapping of TA-LA-MSC preset, for terminal called specify one to fall back to 2G/3G network after accompanying MSC; In addition, the MSC that MME is accompanying after also can falling back to 2G/3G network based on load balancing mode determination terminal called.
And then, MME sends the falling request of the IMSI mark of IMSI mark and the described terminal called carrying described calling terminal to MSC2, to make MSC2 generate CSFB sign, this CSFB sign is used to indicate in the calling between calling terminal and terminal called, and terminal called is CSFB terminal.
In the present embodiment, by judge as MME terminal called fall after rise before accompanying in the lte networks MSC for combining attachment MSC time, trigger terminal called and return the CSFB sign that the MSC accompanying by falling behind in 2G/3G network generates corresponding terminal called, thus avoid terminal called being linked in 2G/3G network when sending wireless heterogeneous networks link and setting up message, set up an increase CSFB sign in reason at variable.
The schematic flow sheet of the CSFB sign sending method that Fig. 2 provides for another embodiment of the present invention, as shown in Figure 2, the method that the present embodiment provides, can comprise:
201, MSC receives the request of falling after rise.
Wherein, the mark of calling terminal and the mark of terminal called is carried in falling request.
Concrete, the mark of calling terminal can be the IMSI of described calling terminal; The mark of described terminal called can be the IMSI of described terminal called.
202, MSC generates the CSFB sign of corresponding terminal called.
Wherein, CSFB sign is used to indicate in the calling between calling terminal and terminal called, and terminal called is CSFB terminal.
203, MSC sends the CSFB sign generated to RNC, after making the end of calling of RNC between calling terminal and terminal called, triggers terminal called and returns LTE network.
In the present embodiment, by judge as MME terminal called fall after rise before accompanying in the lte networks MSC for combining attachment MSC time, trigger terminal called and return the CSFB sign that the MSC accompanying by falling behind in 2G/3G network generates corresponding terminal called, and send this sign to RNC, after making the end of calling of RNC between calling terminal and terminal called, trigger terminal called and return LTE network, thus avoid terminal called be linked in 2G/3G network send wireless heterogeneous networks link set up message time, set up in reason at variable and increase a CSFB sign.
The structural representation of the MME that Fig. 3 provides for one embodiment of the invention, as shown in Figure 3, the MME that the present embodiment provides, can comprise: judge module 31, sending module 32.
Judge module 31, for when receiving the mark of the mark of the calling terminal that terminal called MSC accompanying in the lte networks sends and terminal called, judge whether the accompanying in the lte networks MSC of terminal called is LTE network and combining of 2G/3G network adhere to MSC.
Sending module 32, be connected with judge module 31, if adhere to MSC for LTE network and combining of 2G/3G network, then send to the MSC that terminal called is accompanying in 2G/3G network the request of falling after rise, with the MSC making terminal called accompanying in 2G/3G network according to falling request, generate and send CSFB sign.
Wherein, the mark of calling terminal and the mark of terminal called is carried in falling request.Concrete, the mark of calling terminal can be the IMSI of described calling terminal; The mark of described terminal called can be the IMSI of described terminal called.
In the present embodiment, by judge as MME terminal called fall after rise before accompanying in the lte networks MSC for combining attachment MSC time, trigger terminal called and return the CSFB sign that the MSC accompanying by falling behind in 2G/3G network generates corresponding terminal called, thus avoid terminal called being linked in 2G/3G network when sending wireless heterogeneous networks link and setting up message, set up an increase CSFB sign in reason at variable.
The structural representation of a kind of MSC that Fig. 4 provides for another embodiment of the present invention, as shown in Figure 4, comprising: receiver module 41, generation module 42, sending module 43.
Receiver module 41, for receiving the request of falling after rise.
Wherein, the mark of calling terminal and the mark of terminal called is carried in falling request.
Generation module 42, is connected with receiver module 41, for generating the CSFB sign of corresponding described terminal called.
Wherein, CSFB sign is used to indicate in the calling between described calling terminal and described terminal called, and described terminal called is CSFB terminal.
Sending module 43, is connected with generation module 42, for sending the described CSFB sign generated to RNC, after making the end of calling of described RNC between described calling terminal and described terminal called, triggers described terminal called and returns LTE network.
In the present embodiment, during by judging that as MME terminal called falls front accompanying MSC after rise for combining attachment MSC, trigger terminal called and fall the CSFB sign that rear accompanying MSC generates corresponding terminal called after rise, and send this sign to RNC, after making the end of calling of RNC between calling terminal and terminal called, trigger terminal called and return LTE network, thus avoid terminal called being linked in 2G/3G network when sending wireless heterogeneous networks link and setting up message, set up an increase CSFB sign in reason at variable.
One of ordinary skill in the art will appreciate that: all or part of step realizing above-mentioned each embodiment of the method can have been come by the hardware that program command is relevant.Aforesaid program can be stored in a computer read/write memory medium.This program, when performing, performs the step comprising above-mentioned each embodiment of the method; And aforesaid storage medium comprises: ROM, RAM, magnetic disc or CD etc. various can be program code stored medium.
Last it is noted that above each embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to foregoing embodiments to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (8)
1. a CSFB sign sending method, is characterized in that, comprising:
When MME receives the mark of the mark of the calling terminal that terminal called MSC accompanying in the lte networks sends and terminal called, judge the accompanying in the lte networks MSC of described terminal called be whether LTE network and 2G/3G network combine attachment MSC;
If so, then described MME sends to the MSC that terminal called is accompanying in 2G/3G network the request of falling after rise, to make described terminal called MSC accompanying in 2G/3G network ask according to described falling, generates and sends CSFB sign; The mark of described calling terminal and the mark of described terminal called is carried in described falling request.
2. method according to claim 1, is characterized in that, the IMSI being designated described calling terminal of described calling terminal; The IMSI being designated described terminal called of described terminal called.
3. a CSFB sign sending method, is characterized in that, comprising:
MSC receives the request of falling after rise; The mark of calling terminal and the mark of terminal called is carried in described falling request;
Described MSC generates the CSFB sign of corresponding described terminal called; Described CSFB sign is used to indicate in the calling between described calling terminal and described terminal called, and described terminal called is CSFB terminal;
Described MSC sends the described CSFB sign generated to RNC, after making the end of calling of described RNC between described calling terminal and described terminal called, trigger described terminal called and return LTE network.
4. method according to claim 3, is characterized in that, the IMSI being designated described calling terminal of described calling terminal; The IMSI being designated described terminal called of described terminal called.
5. a MME, is characterized in that, comprising:
Judge module, for when receiving the mark of the mark of the calling terminal that terminal called MSC accompanying in the lte networks sends and terminal called, judge the accompanying in the lte networks MSC of described terminal called be whether LTE network and 2G/3G network combine attachment MSC;
Sending module, if adhere to MSC for LTE network and combining of 2G/3G network, then send to the MSC that terminal called is accompanying in 2G/3G network the request of falling after rise, to make described terminal called MSC accompanying in 2G/3G network ask according to described falling, generate and send CSFB sign; The mark of described calling terminal and the mark of described terminal called is carried in described falling request.
6. MME according to claim 5, is characterized in that, the IMSI being designated described calling terminal of described calling terminal; The IMSI being designated described terminal called of described terminal called.
7. a MSC, is characterized in that, comprising:
Receiver module, for receiving the request of falling after rise; The mark of calling terminal and the mark of terminal called is carried in described falling request;
Generation module, for generating the CSFB sign of corresponding described terminal called; Described CSFB sign is used to indicate in the calling between described calling terminal and described terminal called, and described terminal called is CSFB terminal;
Sending module, for sending the described CSFB sign generated to RNC, after making the end of calling of described RNC between described calling terminal and described terminal called, triggers described terminal called and returns LTE network.
8. MSC according to claim 7, is characterized in that, the IMSI being designated described calling terminal of described calling terminal; The IMSI being designated described terminal called of described terminal called.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410610501.1A CN104410998A (en) | 2014-11-03 | 2014-11-03 | CSFB indicating identification sending method, MME and MSC |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410610501.1A CN104410998A (en) | 2014-11-03 | 2014-11-03 | CSFB indicating identification sending method, MME and MSC |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104410998A true CN104410998A (en) | 2015-03-11 |
Family
ID=52648580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410610501.1A Pending CN104410998A (en) | 2014-11-03 | 2014-11-03 | CSFB indicating identification sending method, MME and MSC |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104410998A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105338584A (en) * | 2015-09-29 | 2016-02-17 | 中国联合网络通信集团有限公司 | Method for returning to LTE network and device thereof |
| WO2017028164A1 (en) * | 2015-08-17 | 2017-02-23 | 华为技术有限公司 | Circuit switched fallback method and apparatus |
| CN108156639A (en) * | 2016-12-06 | 2018-06-12 | 华为技术有限公司 | Speech business returns to the method and device of long-term evolving network after handover |
| CN109429328A (en) * | 2017-08-21 | 2019-03-05 | 华为技术有限公司 | Communication means, relevant apparatus and system |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102273296A (en) * | 2011-02-01 | 2011-12-07 | 华为技术有限公司 | Processing method, communication device, communication system and user equipment for resource release |
| CN102547891A (en) * | 2010-12-15 | 2012-07-04 | 中兴通讯股份有限公司 | Method for realizing circuit switched fallback business and terminal with double receiving modes |
| WO2012108820A1 (en) * | 2011-02-07 | 2012-08-16 | Telefonaktiebolaget L M Ericsson (Publ) | Method and device in a telecommunications system |
| CN102740418A (en) * | 2011-03-31 | 2012-10-17 | 华为技术有限公司 | Method for implementing voice service, and terminal |
| CN103313426A (en) * | 2012-03-16 | 2013-09-18 | 华为技术有限公司 | Signaling connection establishment cause indication and identification methods and devices |
| CN103533592A (en) * | 2013-10-29 | 2014-01-22 | 宇龙计算机通信科技(深圳)有限公司 | Multi-mode terminal and communication method |
| CN103648136A (en) * | 2013-12-23 | 2014-03-19 | 展讯通信（上海）有限公司 | Multi-mode wireless terminal and method for quickly returning back after completion of circuit switched fall back thereof |
| CN103731895A (en) * | 2012-10-11 | 2014-04-16 | 联发科技股份有限公司 | Methods for autonomous fast return to preferred rat and communications apparatuses utilizing the same |
| CN103797826A (en) * | 2013-11-05 | 2014-05-14 | 华为技术有限公司 | Calling control method and device |
| CN103906158A (en) * | 2012-12-28 | 2014-07-02 | 展讯通信（上海）有限公司 | Method for returning to LTE network from 2G/3G network |
-
2014
- 2014-11-03 CN CN201410610501.1A patent/CN104410998A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102547891A (en) * | 2010-12-15 | 2012-07-04 | 中兴通讯股份有限公司 | Method for realizing circuit switched fallback business and terminal with double receiving modes |
| CN102273296A (en) * | 2011-02-01 | 2011-12-07 | 华为技术有限公司 | Processing method, communication device, communication system and user equipment for resource release |
| WO2012108820A1 (en) * | 2011-02-07 | 2012-08-16 | Telefonaktiebolaget L M Ericsson (Publ) | Method and device in a telecommunications system |
| CN102740418A (en) * | 2011-03-31 | 2012-10-17 | 华为技术有限公司 | Method for implementing voice service, and terminal |
| CN103313426A (en) * | 2012-03-16 | 2013-09-18 | 华为技术有限公司 | Signaling connection establishment cause indication and identification methods and devices |
| CN103731895A (en) * | 2012-10-11 | 2014-04-16 | 联发科技股份有限公司 | Methods for autonomous fast return to preferred rat and communications apparatuses utilizing the same |
| CN103906158A (en) * | 2012-12-28 | 2014-07-02 | 展讯通信（上海）有限公司 | Method for returning to LTE network from 2G/3G network |
| CN103533592A (en) * | 2013-10-29 | 2014-01-22 | 宇龙计算机通信科技(深圳)有限公司 | Multi-mode terminal and communication method |
| CN103797826A (en) * | 2013-11-05 | 2014-05-14 | 华为技术有限公司 | Calling control method and device |
| CN103648136A (en) * | 2013-12-23 | 2014-03-19 | 展讯通信（上海）有限公司 | Multi-mode wireless terminal and method for quickly returning back after completion of circuit switched fall back thereof |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017028164A1 (en) * | 2015-08-17 | 2017-02-23 | 华为技术有限公司 | Circuit switched fallback method and apparatus |
| EP3324702A4 (en) * | 2015-08-17 | 2018-08-08 | Huawei Technologies Co., Ltd. | Circuit switched fallback method and apparatus |
| CN105338584A (en) * | 2015-09-29 | 2016-02-17 | 中国联合网络通信集团有限公司 | Method for returning to LTE network and device thereof |
| CN105338584B (en) * | 2015-09-29 | 2019-04-02 | 中国联合网络通信集团有限公司 | A kind of method and device returning to LTE network |
| CN108156639A (en) * | 2016-12-06 | 2018-06-12 | 华为技术有限公司 | Speech business returns to the method and device of long-term evolving network after handover |
| WO2018103526A1 (en) * | 2016-12-06 | 2018-06-14 | 华为技术有限公司 | Method and device for returning voice service to long-term evolution network after switchover |
| CN108156639B (en) * | 2016-12-06 | 2020-05-08 | 华为技术有限公司 | Method and device for returning voice service to long-term evolution network after switching |
| CN109429328A (en) * | 2017-08-21 | 2019-03-05 | 华为技术有限公司 | Communication means, relevant apparatus and system |
| CN109429328B (en) * | 2017-08-21 | 2021-10-01 | 华为技术有限公司 | Communication method, related device and system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8942175B2 (en) | Method for controlling MTC service network overload in mobile communication system and device thereof | |
| CN102870467B (en) | 2G/3G network fallback method and correlative apparatuses and communication system | |
| US20200383023A1 (en) | Dedicated Network Handover Method, Dedicated Network Type Notification Method, and Device | |
| CN102232317B (en) | Method and device for processing paging in MSC pool | |
| CN102740267B (en) | Position update processing method and equipment | |
| US20150201088A1 (en) | Charging Information Processing Method, Apparatus, and System | |
| CN103024846B (en) | Business switching method, mobile terminal and mobile switching center | |
| EP2806671A1 (en) | Paging method and device | |
| CN105338584A (en) | Method for returning to LTE network and device thereof | |
| CN111885714B (en) | Paging method and paging device | |
| CN102118733B (en) | Processing method during a kind of user equipment requests SMSonly function and equipment | |
| CN103329594A (en) | Circuit switched fallback paging for mobility management entity pool | |
| CN104410998A (en) | CSFB indicating identification sending method, MME and MSC | |
| CN103348732B (en) | Method and apparatus in telecommunication system | |
| US9749988B2 (en) | Called recovery method, apparatus, and system | |
| CN103535060B (en) | Method, device and system for processing network sharing | |
| KR101782650B1 (en) | Method for controlling network overload in machine type communication in mobile communications system and appatarus thereof | |
| CN101534500A (en) | Addressing method, network element equipment and network system | |
| CN101938807B (en) | Method and device for preventing ineffective paging | |
| CN103581871A (en) | Method for determining service node of short message service, user server and movable management network element | |
| CN103024876B (en) | Connection control method, gateway and system | |
| CN102833807B (en) | Method and device for suspending packet data service | |
| CN102100114B (en) | Method and terminal device for mobility management | |
| CN101360323B (en) | Method and system acquiring temporaty mark by network | |
| CN103415028A (en) | Service launching prompting method and network cell equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150311 |