CN101494913B - Accidental access method for bimodule mobile phone when network being in congestion - Google Patents
Accidental access method for bimodule mobile phone when network being in congestion Download PDFInfo
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- CN101494913B CN101494913B CN2008100060435A CN200810006043A CN101494913B CN 101494913 B CN101494913 B CN 101494913B CN 2008100060435 A CN2008100060435 A CN 2008100060435A CN 200810006043 A CN200810006043 A CN 200810006043A CN 101494913 B CN101494913 B CN 101494913B
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Abstract
The invention discloses a double-mode handset random accessing method in net obstruct. The handset contains two communication modes: mode A and mode B. The method comprises: 1) in double-mode handset random accessing process, firstly, using the mode A as communication mode to initiate a random accessing request; 2) when the user can not be accessed in net obstructs condition, the communication mode A network negotiating with the communication mode B network according to the property of user the double-mode handset and its information registered in the communication mode B network; 3) if the communication mode B network allows the user to access its cell, the communication mode A network notifies the handset to switch into communication mode B, and perform the random access to the communication mode B network. The scheme of the invention realizes the automatic switching of communication mode in random accessing process, fully performs the dual mode advantages, increases random accessing success ratio, shortens communication delay, simplifies user operation, reduces user waiting time, and improves communication quality.
Description
Technical field
The present invention relates to the random access procedure of all mobile radio terminals in the moving communicating field, the method that dual-mode handset inserts at random when relating in particular to a kind of network congestion.
Background technology
Be in wireless terminal under the holding state in the wireless network roaming process, if receive the paging that network side is initiated or receive this terminal use's active call requirement, will initiate random access procedure, set up Dedicated Traffic Channel by random access procedure to the network side request, transmit traffic data and signaling on Dedicated Traffic Channel.There is the risk of access failure in the random access procedure that mobile radio terminal is initiated, and user's request meeting is refused by network in this case.
Access failure will cause Dedicated Traffic Channel to be established at random, and the business of application layer can't be executed correctly, and has increased communication delay, thereby increase period of reservation of number, reduce customer satisfaction.Therefore how to improve and insert the important topic that success rate is a wireless communication technology at random, in 2G and 3G system, have a lot of correlation techniques to go to solve this respect problem.
At present mobile radio system from 2G to 3G evolution, in long-term a period of time from now on will be the general layout of 2G system and 3G coexistence of systems, there is multiple standard in the 3G system in addition, and as WCDMA, CDMA2000 and TD-SCDMA, dual-mode handset is a product of complying with this variation tendency.At present dual-mode handset in the use two kinds of patterns can not freely switch substantially, need the user manually to select the use pattern, the switching between communication pattern is only just arranged after mobile phone and network side are set up the dedicated service link.In actual use,, finish respectively,, then can select a kind of communication pattern to insert at random if service needed is arranged to operation such as two kinds of communication network registrations and sub-district be resident such as finishing search of initial zone behind the mobile phone power-on.If network generation at this moment is congested, such as network side radio resource anxiety, number of users reaches capacity.In the prior art scheme, this thing happens, and network side can be refused the request of access at random of mobile phone, and then mobile phone can be selected to wait for a period of time and initiate to insert at random request again, perhaps can select to carry out Cell searching again, find and initiate to insert at random one of request dual mode behind the suitable cell again.This mode is not given full play to the advantage of dual-mode handset, still continues to use the processing mode of existing single mode mobile phone, causes that access efficiency is low at random, is necessary therefore to consider that a kind of dual-mode handset runs into the processing method of optimization network congestion under.
Summary of the invention
The method that dual-mode handset inserts at random when the invention provides a kind of network congestion is to solve in use, because unaccepted problem is asked in the access at random that network congestion causes.
In order to solve the problems of the technologies described above, the method that dual-mode handset inserts at random when the invention provides a kind of network congestion is applied to mobile radio system, and described mobile phone comprises Mode A and two kinds of communication standards of Mode B, comprises following steps:
(1) when described dual-mode handset carries out random access procedure, at first use Mode A to initiate to insert at random request, the relevant information that this mobile phone carries this dual-mode handset attribute and registers in the random accessing message that communication mode A network sends in two kinds of mode networks as communication standard;
(2) if network congestion, and when taking place to insert this user situation, communication mode A network is held consultation according to user's dual-mode handset attribute and the relevant information of registering in communication mode B network thereof and described communication mode B network;
(3) if this communication mode B network allows this user to insert its affiliated subdistrict, then notify described mobile phone to switch to the use communication mode B, communicate the access at random of Mode B network by communication mode A network.
The method of the invention, wherein, step (1) comprises the steps:
(1.1) described dual-mode handset start is carried out in the process of search of initial zone, simultaneously the sub-district of Mode A and two kinds of communication patterns of Mode B is searched for, and finishes the location registers and the sub-district of two kinds of communication standard networks resident respectively;
(1.2) mobile phone is provided with paging cycle according to the broadcast of two kinds of communication pattern networks, monitors the beep-page message from two kinds of communication patterns simultaneously;
(1.3), use this network communication mode to insert at random with regard to preparing when the paging of receiving certain communication pattern network; If the user initiates active call, then be provided with and select for use a kind of communication pattern to insert at random according to the user, suppose at first to select for use Mode A, the relevant information of in the random accessing message that sends, carrying this dual-mode handset attribute and in two kinds of mode networks, registering.
The method of the invention, wherein, in the step (2): dual-mode handset attribute that communication mode A network provides according to mobile phone and the relevant information of in communication mode B network, registering thereof, carry out Signalling exchange with communication mode B network, allow user's access communications Mode B network to the communication mode B network request.
The method of the invention wherein, in the step (3), after described communication mode B network is received request message from communication mode A network, takies situation according to the Radio Resource of sub-district, user place at that time, and whether decision allows this user to insert its affiliated subdistrict.
Further, in the step (3), if this communication mode B network allows this user to insert its affiliated subdistrict, then access parameter is issued communication mode A network, by communication mode A network these access informations are passed to described mobile phone, this mobile phone switches to the use communication mode B after receiving message, uses the access parameter of receiving to communicate the access at random of Mode B network.
Further, described mobile phone communicates the access at random of Mode B network, sets up Traffic Channel to the request of communication mode B network side, transmit traffic data and signaling on described Traffic Channel.
Further,, then be notified to communication mode A network, notify the user, tell the user message of " two kinds of mode networks all do not allow the user to insert " by the communication mode A network issuing message if do not allow to insert.
Adopt scheme provided by the invention can make that communication pattern switches automatically in the random access procedure, give full play to the bimodulus advantage, improve and insert success rate at random, shorten communication delay, simplify user's operation, reduce period of reservation of number, improve communication quality.This scheme can be embodied in the dual-mode handset user and carries out in the random access procedure.
Description of drawings
Fig. 1 is the figure of access process at random of embodiments of the invention dual-mode handset;
Fig. 2 is the figure of access process at random of application example TD-SCDMA of the present invention and GSM dual-mode handset.
Embodiment
The present invention conceives as follows: in mobile radio system, in order to have overcome the problem that existing dual-mode handset exists in the random access procedure under network congestion, give full play to the advantage that mobile phone has two kinds of communication pattern resources, by setting up negotiation mechanism between two kinds of mode networks, improve the success rate that inserts at random.This scheme can be embodied in the dual-mode handset user and carries out in the middle of the random access procedure.
This invention technical scheme is that a kind of the access at random under network congestion about dual-mode handset asked unaccepted new handling process.When dual-mode handset carries out random access procedure, suppose that mobile phone comprises Mode A and two kinds of communication standards of Mode B, at first use Mode A to initiate to insert at random request, the relevant information that mobile phone carries the dual-mode handset attribute and registers in the random accessing message that network sends in network as communication standard.If network congestion or Radio Resource are limited, and when taking place to insert this user situation, communication mode A network is held consultation according to user's dual-mode handset attribute and the relevant information of registering in communication mode B network thereof and communication mode B network.The communication mode B network basis Radio Resource of sub-district, user place at that time takies situation, and whether decision allows the user to insert its affiliated subdistrict:
Insert if allow, then access parameter is issued communication mode A network, by communication mode A network these access informations are passed to mobile phone, mobile phone switches to the use communication mode B after receiving message, the access parameter that use is received communicates the access at random of Mode B network, set up Dedicated Traffic Channel to the request of communication mode B network side, transmit traffic data and signaling on Dedicated Traffic Channel;
If do not allow to insert, then be notified to communication mode A network, notify the user by the communication mode A network issuing message, tell the user message of " two kinds of mode networks all do not allow the user to insert ".
Below in conjunction with drawings and embodiments scheme of the present invention is described in detail.
As shown in Figure 1, be the figure of access process at random of embodiments of the invention dual-mode handset, comprise the steps:
Step 101: the mobile phone power-on that comprises communication mode A and B carries out simultaneously the sub-district of two kinds of communication patterns being searched in the process of search of initial zone, finishes the location registers and the sub-district of two kinds of communication standard networks resident respectively;
Step 102: mobile phone is provided with paging cycle according to the broadcast of two kinds of communication pattern networks, monitors the beep-page message from two kinds of communication patterns simultaneously;
Step 103:, use this network communication mode to insert at random with regard to preparing when the paging of receiving certain communication pattern network; If the user initiates active call, then be provided with and select for use a kind of communication pattern to insert at random according to the user, suppose at first to select for use Mode A, the relevant information of in the random accessing message that sends, carrying this dual-mode handset attribute and in two kinds of mode networks, registering;
Step 104: after the communication mode A network side receives that the user inserts request at random, take situation according at that time Radio Resource and judge whether to allow to insert:, then change step 105 if allow to insert; Insert as not allowing, then change step 106;
Step 105: set up radio traffic channel and communication mode A network transmission signaling and business datum by the signaling mobile phone according to the existing protocol flow process, insert at random successfully, finish random access procedure;
Step 106: dual-mode handset attribute that communication mode A network provides according to mobile phone and network registry information and communication mode B network are carried out Signalling exchange, allow user's access communications Mode B network to the communication mode B network request;
Step 107: communication mode B network is received from the Radio Resource according to communication mode B network sub-district, user place after the message of communication mode A network and is taken situation, whether decision allows the user to insert its affiliated subdistrict: if allow then change step 109, if do not allow then change step 108;
Step 108: communication mode B network will " not allow to insert message " and send to communication mode A network, after communication mode A network receives this message, tell the message of user mobile phone " communication mode A and B network do not allow to insert " by signaling, user mobile phone carries out Cell searching after receiving this message again, prepares to carry out new random access procedure;
Step 109: communication mode B network will " allow to insert message " and send to communication mode A network, and the subsidiary required necessary wireless parameter of Traffic Channel of setting up, after communication mode A network receives this message, again by signaling user mobile phone " communication mode B network allows to insert ", and will set up the Traffic Channel desired parameters in communication mode B network and tell user mobile phone in the lump, user mobile phone is set up Dedicated Traffic Channel according to wireless channel parameter and the communication mode B network told after receiving this message, transmit traffic data and signaling on Dedicated Traffic Channel, insert at random successfully, finish random access procedure.
Fig. 2 is the figure of access process at random of application example TD-SCDMA of the present invention and GSM dual-mode handset, comprises the steps:
Step 201: at first carry out search of initial zone after the dual-mode handset start, finish the location registers and the sub-district of TD-SCDMA and GSM network resident respectively;
Step 202: mobile phone is provided with corresponding paging cycle according to TD-SCDMA and GSM network broadcast separately then, receives Page Indication Channel separately respectively, thereby realizes monitoring simultaneously the beep-page message from two kinds of patterns;
Step 203: when the paging of receiving the GSM network, insert at random, insert the relevant information of carrying this dual-mode handset attribute and in two kinds of mode networks, registering in the message of carrying at random with regard at first using the GSM standard.
After step 204:GSM network is received message, take situation according at that time Radio Resource and judge whether to allow to insert,, then change step 205 if allow user mobile phone to insert; If GSM network refusing user's mobile phone inserts, then change step 206;
Step 205: mobile phone is set up the gsm wireless Traffic Channel according to the existing protocol flow process, inserts at random successfully, finishes random access procedure;
Dual-mode handset attribute that the network based mobile phone of step 206:GSM provides and network registry information and TD-SCDMA network carry out Signalling exchange, allow the user to insert the TD-SCDMA network to the TD-SCDMA network requests;
Step 207:TD-SCDMA network receives whether decision allows the user to insert according to the Radio Resource situation after the message that the GSM network sends: if do not allow to insert then change step 208; If permission inserts then changes step 209;
The message that the transmission of step 208:TD-SCDMA network does not allow to insert is to the GSM network, after the GSM network is received message, message is sent to user mobile phone by space interface signaling, if do not allow to insert TD-SCDMA network and GSM network, then user mobile phone carries out Cell searching again, prepares to initiate random access procedure next time;
Step 209:TD-SCDMA network sends and allows to insert message to the GSM network, and in message, carry and set up the required call parameter of Radio Link, after the GSM network is received message, message is sent to user mobile phone by space interface signaling, if allow to insert the TD-SCDMA network, then wireless parameter and the TD-SCDMA network that provides according to signaling set up Traffic Channel, transmit traffic data and signaling on described Traffic Channel.
The above is embodiments of the invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within the claim scope of the present invention.
Claims (7)
1. the method that dual-mode handset inserts at random during a network congestion is applied to mobile radio system, and described mobile phone comprises Mode A and two kinds of communication standards of Mode B, it is characterized in that, comprises following steps:
(1) when described dual-mode handset carries out random access procedure, at first use Mode A to initiate to insert at random request, the relevant information that this mobile phone carries this dual-mode handset attribute and registers in the random accessing message that communication mode A network sends in two kinds of mode networks as communication standard;
(2) if network congestion, and when taking place to insert this user situation, communication mode A network is held consultation according to user's dual-mode handset attribute and the relevant information of registering in communication mode B network thereof and described communication mode B network;
(3) if this communication mode B network allows this user to insert its affiliated subdistrict, then notify described mobile phone to switch to the use communication mode B, communicate the access at random of Mode B network by communication mode A network.
2. method according to claim 1 is characterized in that step (1) comprises the steps:
(1.1) described dual-mode handset start is carried out in the process of search of initial zone, simultaneously the sub-district of Mode A and two kinds of communication patterns of Mode B is searched for, and finishes the location registers and the sub-district of two kinds of communication standard networks resident respectively;
(1.2) mobile phone is provided with paging cycle according to the broadcast of two kinds of communication pattern networks, monitors the beep-page message from two kinds of communication patterns simultaneously;
(1.3), use this network communication mode to insert at random with regard to preparing when the paging of receiving certain communication pattern network; If the user initiates active call, then be provided with and select for use a kind of communication pattern to insert at random according to the user, at first select Mode A for use, the relevant information of in the random accessing message that sends, carrying this dual-mode handset attribute and in two kinds of mode networks, registering.
3. method according to claim 1, it is characterized in that, in the step (2): dual-mode handset attribute that communication mode A network provides according to mobile phone and the relevant information of in communication mode B network, registering thereof, carry out Signalling exchange with communication mode B network, allow user's access communications Mode B network to the communication mode B network request.
4. as method as described in claim 1 or 3, it is characterized in that, in the step (3), after described communication mode B network is received request message from communication mode A network, Radio Resource according to this communication mode B network sub-district, user place takies situation, and whether decision allows this user to insert its affiliated subdistrict.
5. as method as described in the claim 4, it is characterized in that, in the step (3), if this communication mode B network allows this user to insert its affiliated subdistrict, then access parameter is issued communication mode A network, by communication mode A network these access informations are passed to described mobile phone, this mobile phone switches to the use communication mode B after receiving message, uses the access parameter of receiving to communicate the access at random of Mode B network.
6. as method as described in the claim 5, it is characterized in that described mobile phone communicates the access at random of Mode B network, set up Traffic Channel to the request of communication mode B network side, transmit traffic data and signaling on described Traffic Channel.
7. as method as described in the claim 4, it is characterized in that,, then be notified to communication mode A network, notify the user, tell the user message of " two kinds of mode networks all do not allow the user to insert " by the communication mode A network issuing message if do not allow to insert.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109151941A (en) * | 2017-06-28 | 2019-01-04 | 中国移动通信有限公司研究院 | It is a kind of to realize business initializtion redirection, the method for switching and base station |
Families Citing this family (4)
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| CN101668312A (en) * | 2009-10-10 | 2010-03-10 | 中兴通讯股份有限公司 | Method for selecting network standard and system therefor |
| CN102291788B (en) | 2010-06-21 | 2014-06-04 | 华为技术有限公司 | Group moving terminal switching success ratio improving method, mobile agent and mobile terminal |
| WO2011160308A1 (en) * | 2010-06-25 | 2011-12-29 | 华为技术有限公司 | Method for processing network congestion, network device and network system |
| CN115361716B (en) * | 2022-08-16 | 2024-09-06 | 国网福建省电力有限公司 | SIM switching method based on random access air interface time delay |
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