CN100459765C - Single-mode double-card double-standby method for time-division synchronous code division multiple access system terminal - Google Patents
Single-mode double-card double-standby method for time-division synchronous code division multiple access system terminal Download PDFInfo
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- CN100459765C CN100459765C CNB2006101550606A CN200610155060A CN100459765C CN 100459765 C CN100459765 C CN 100459765C CN B2006101550606 A CNB2006101550606 A CN B2006101550606A CN 200610155060 A CN200610155060 A CN 200610155060A CN 100459765 C CN100459765 C CN 100459765C
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Abstract
A single-mode double-card double-standby method of TD-SCDMA system terminal includes setting fetch value of PBP to be 4-64 fames, receiving less than or equal to two times of PICH in one discontinuous receiving period, using IMSI number in USIM card to confirm position of PICH received by user corresponding to each USIM card in each PICH, carrying out different treatment as per different condition according to different IMSI number.
Description
Technical field
The invention belongs to communication technical field, particularly relate to a kind of TD SDMA (TimeDivision Synchronous Code-Division Multiple Access, abbreviation TD-SCDMA) in the mobile communication system, the single-mode double-card double-standby method of system terminal.
Background technology
Nineteen forty-six, the Bell Laboratory of the U.S. has just proposed the service area of mobile phone is divided into several sub-districts, and a base station is established in each sub-district, constitutes honeycomb (Cellular) the mobile communication new ideas of cellular communication system.1978, this system succeedd in the Chicago,U.S test, and formally puts it into commercial operation in nineteen eighty-three.The employing of cellular system makes identical frequency to reuse, thereby has increased the capacity of mobile communication system greatly, has adapted to the desirability that mobile communication subscriber increases suddenly.The development of cell mobile communication systems experienced one from the simulation net to digital network, from frequency division multiple access (FDMA) to time-division multiple access (TDMA) with the process of code division multiple access (CDMA).
Along with development of times, people comprise the requirement to communication quality and class of business etc. to the requirement of communication, and are also more and more higher.The third generation (3G) mobile communication system is grown up in order to satisfy this requirement just.It is as basic point of departure with global general-use, system synthesis, and attempt to set up the mobile comprehensive service digital network in a whole world, the function of various mobile communication system such as comprehensive honeycomb, wireless, paging, cluster, mobile data, mobile-satellite, aerial and sea, provide and the professional compatibility of fixed telecommunication network, multiple speech and the non-speech service that quality is suitable, carry out the global roaming of pocket personal terminal, thus realize human dream of anywhere, any time and anyone ideal that communicates.
That most critical is radio transmission techniques (RTT) in the 3-G (Generation Three mobile communication system).The RTT candidate motion that International Telecommunications Union in 1998 collects: except that 6 satellite interface technical schemes, the terrestrial wireless interfacing has 10 schemes, is divided into two big class: CDMA and TDMA, and wherein CDMA occupies an leading position.In CDMA technology, International Telecommunications Union has accepted 3 kinds of standards at present altogether, i.e. the TD-SCDMA standard of the CDMA 2000 of the W-CDMA of Europe and Japan, the U.S. and China.
Compare with other 3G (Third Generation) Moblie standard, TD-SCDMA has adopted many exclusive advanced technologies, and all has outstanding advantage aspect the technology, economic two.TD-SCDMA adopts time division duplex (Time Division Duplex, TDD), smart antenna (Smart Antenna), joint-detection technology such as (Joint Detection), the availability of frequency spectrum is very high, can solve the problem of high population density area frequency resource anxiety, and have potential advantages aspect the multimedia services such as asymmetric mobile data such as internet browsing and video request program.
Cell-phone function makes rapid progress, and the function of mobile phone card also emerges in an endless stream, and people are also more and more diversified to the demand of mobile phone.Part crowd roams telephone expenses, obtains the needs that network is served at any time for privacy, minimizing, usually carries a plurality of mobile phones.The single-mode double-card double-standby mobile phone allows mobile phone of consumer have two phone numbers simultaneously, whenever and wherever possible, freely links up.Respect the age free, that respect personality and respect privacy at this, being born of single-mode double-card double-standby mobile phone for travelling merchants personage, the work of hope in the strange land of often hurrying back and forth non-interfering white collar personage or the like the particularly suitable of living, not only can help the consumer to follow one's bent and select the conversation object, can also save long-distance wandering fee, improve transmission efficiency.So-called single-mode double-card double-standby mobile phone is to place two mobile phone cards above the mobile phone simultaneously at one.The user can receive simultaneously network side issue two usim cards the paging signal of corresponding number.
Summary of the invention
Purpose of the present invention is exactly the single-mode double-card double-standby embodiment that proposes a kind of time-division synchronous code division multiple access system terminal, receives the paging signal that two network sides send simultaneously to realize single time-division synchronous code division multiple access system terminal, promptly two idle functions.
In existing standard, the reception of paging indication is to pass through at Page Indication Channel (PICH in TDS-CDMA system, Paging Indicator Channel) go up the transmission paging and indicate the paging portable terminal, portable terminal calculates calling time by following formula:
Calling time=calling time skew+(n * discontinuous receiving cycle)+skew
Parameter n is a nonnegative integer, and satisfies:
Calling time≤maximum system frame number
The calling time skew is calculated according to following formula in the formula:
Calling time skew=mod (IMSI
1/ K, the * PBP of discontinuous receiving cycle/PBP)
PBP is a paging block periodicity in the formula; IMSI (International Mobile Subscriber Identity) is the international mobile subscriber identifier, and K is the value in the system broadcast message, and it constitutes as shown in Figure 1.
IMSI comprises 3 parts:
Mobile country code (Mobile Country Code, MCC): the unique ownership place country that has discerned the mobile subscriber of mobile country code;
Mobile network code, MNC (Mobile Network Code, MNC): mobile network code, MNC has indicated mobile subscriber's Home Public Land Mobile Network network;
IMSI (Mobile Subscriber Identification, MSIN): IMSI is used for discerning the mobile subscriber at public land mobile network;
In calling time, terminal is by determining the paging indication in the calling time for IMSI number:
Paging indication=(IMSI div 8192) mod Np
Np is the number of paging indication in each paging block in the formula, and this number is indicated by system broadcast message by network side, but value is 22,44 or 88.
The inventive method is for the TD-SCDMA system, and the value of PBP is 4～64 frames, and in a discontinuous receiving cycle, reception is less than or equal to PICH 2 times; In each PICH, the position of the PICH that the user of each usim card correspondence receives is determined by the IMSI in the usim card number, according to different IMSI number, is handled respectively according to different situations:
1. the paging of two usim card correspondences indication is the same paging position of a PICH, promptly
(IMSI
1div8192)mod?Np＝(IMSI
2div8192)mod?Np
IMSI in the formula
1And IMSI
2In 2 usim cards of correspondence IMSI number respectively, this moment, terminal physical layer only need receive the signal of a PICH channel, come paging receiving information and report radio resource control layer according to the value of paging indicating positions then, radio resource control layer judges by core net identifier (CN identity) whether network side has paging signal to send to the number of corresponding USIM correspondence, and the core net identifier comprises 1. IMSI (International Mobile Subscriber Identity), 2. TMSI (Temporary Mobile Subscriber Identity) and 3. P-TMSI (PacketTemporary Mobile Subscriber Identity);
2. the paging of two usim card correspondences is indicated in the different pagings position of same PICH, i.e. (IMSI
1/ K) mod (discontinuous receiving cycle/PBP)=(IMSI
2/ K) mod (terminal physical layer this moment of discontinuous receiving cycle/PBP) only need receive the signal of a PICH channel, comes paging receiving information and reports radio resource control layer according to the value of different paging indicating positions then;
3. the paging of two usim card correspondences indication is in different PICH, this moment, terminal physical layer need receive the signal of two PICH channels, value according to different paging indicating positions receives the paging information of diverse location and reports radio resource control layer then, radio resource control layer judges by the core net identifier whether network side has paging signal to send to the number of corresponding USIM correspondence, and the core net identifier comprises IMSI, TMSI and P-TMSI.
The inventive method is for same terminal, corresponding to two IMSI number, and reside in the same cellular cell, when calculating reception PICH reception frame number SFN, because K value, discontinuous receiving cycle and paging block periodicity (PBP) and frame shifting amount in the system broadcast message all are to calculate by the cell system broadcast, irrelevant with user's IMSI number, thus realized single-mode double-card double-standby.
Description of drawings
Fig. 1 international nobile recognition number pie graph;
Fig. 2 persistent district and paging receiving indication flow process of starting shooting;
Fig. 3 handles paging indication flow process to radio resource control layer.
Embodiment
Below in conjunction with Fig. 2 and Fig. 3 a specific embodiment of the present invention is described, so that further understand summary of the invention of the present invention.
As shown in Figure 2, the single-mode double-card double-standby scheme of time-division synchronous code division multiple access system terminal of the present invention comprises the steps:
Step 1 behind starting up of terminal, at first will be carried out cell search process, to obtain the frequency and the synchronizing information of sub-district;
Step 2, the receiving system broadcast is to obtain the essential information about this sub-district;
Step 3, the TMSI of employing USIM1 correspondence, P-TMSI or IMSI information are that parameter is initiated connection request to network;
Step 4, the TMSI of employing USIM1 correspondence, P-TMSI or IMSI information are that parameter is initiated position updating process to network;
Step 5, the TMSI of employing USIM2 correspondence, P-TMSI or IMSI information are that parameter is initiated connection request to network;
Step 6, the TMSI of employing USIM2 correspondence, P-TMSI or IMSI information are that parameter is initiated position updating process to network;
Step 7 adopts USIM1 and the corresponding IMSI1 of USIM2 and IMSI2 to calculate the paging indicating positions;
Step 8 receives the paging indication corresponding to USIM1 and USIM2;
Step 9 when receiving the beep-page message that network side sends, sends to high level with this message, judges whether beep-page message corresponding to USIM1 and USIM2 by high level, and concrete deterministic process is referring to Fig. 3;
Step 10 after high level has been resolved beep-page message, finds to have the beep-page message corresponding to USIM1 or USIM2, and then terminal at first stops to receive the paging indication corresponding to USIM1 and USIM2;
Step 11 adopts the TMSI of paged USIM correspondence, and P-TMSI or IMSI information are that parameter is initiated connection request to network;
Step 12 sends page response to network;
Step 13 and network are set up the up-downgoing service bearer;
Step 14 is received after the connection release command that network side sends to send to connect to discharge to network side and is finished order;
Step 15, release physical channels is persistent district again;
Step 16 receives the paging indication corresponding to USIM1 and USIM2.
After receiving the beep-page message that network side sends, radio resource control layer is to judge whether beep-page message corresponding to USIM1 and USIM2 according to step shown in Figure 3;
Step 1, physical layer sends to wireless chain control layer with beep-page message;
Step 2, wireless chain control layer judge at first whether paging information adopts the core net identifier, as not changeing step 15;
Step 3 judges whether paging information adopts IMSI to discern the user, as otherwise change step 7;
Step 4 reads the IMSI number of two USIM correspondences respectively;
Step 5, judge in the beep-page message IMSI number whether identical with one of IMSI number of two USIM correspondences, then change step 15 as difference;
Step 6 sends beep-page message to high level, and changes step 15;
Step 7 judges whether paging information adopts TMSI to discern the user, as otherwise change step 11;
Step 8 reads the TMSI of two USIM correspondences respectively;
Step 9, judge in the beep-page message TMSI number whether identical with one of TMSI of two USIM correspondences, then change step 15 as difference;
Step 10 sends beep-page message to high level, and changes step 15;
Step 11 judges whether paging information adopts P-TMSI to discern the user, as otherwise change step 15;
Step 12 reads the P-TMSI number of two USIM correspondences respectively;
Step 13, judge in the beep-page message P-TMSI number whether identical with one of P-TMSI number of two USIM correspondences, then change step 15 as difference;
Step 14 sends beep-page message to high level;
Step 15 finishes.
Claims (1)
1, the single-mode double-card double-standby method of time-division synchronous code division multiple access system terminal, it is characterized in that this method is for the TD-SCDMA system, the value of PBP is 4～64 frames, in a discontinuous receiving cycle, reception is less than or equal to PICH 2 times, and wherein PBP is that paging block periodicity, PICH are Page Indication Channel; In each PICH, the position of the PICH that the user of each usim card correspondence receives is determined by the IMSI in the usim card number, according to different IMSI number, is handled respectively according to different situations:
The paging indication of (1) two usim card correspondence is the same paging position of a PICH, promptly
(IMSI
1div8192)mod?Np＝(IMSI
2div8192)mod?Np
IMSI in the formula
1And IMSI
2In 2 usim cards of correspondence IMSI number respectively; Np is the number of paging indication in each paging block, and this number is indicated by system broadcast message by network side, and value is 22,44 or 88; This moment, terminal physical layer only need receive the signal of a PICH channel, come paging receiving information and report radio resource control layer according to the value of paging indicating positions then, radio resource control layer judges by the core net identifier whether network side has paging signal to send to the number of corresponding USIM correspondence, and the core net identifier comprises IMSI, TMSI and P-TMSI;
The paging of (2) two usim card correspondences is indicated in the different pagings position of same PICH, i.e. (IMSI
1/ K) mod (discontinuous receiving cycle/PBP)=(IMSI
2/ K) mod (terminal physical layer this moment of discontinuous receiving cycle/PBP) only need receive the signal of a PICH channel, comes paging receiving information and reports radio resource control layer according to the value of different paging indicating positions then;
The paging indication of (3) two usim card correspondences is in different PICH, this moment, terminal physical layer need receive the signal of two PICH channels, value according to different paging indicating positions receives the paging information of diverse location and reports radio resource control layer then, radio resource control layer judges by the core net identifier whether network side has paging signal to send to the number of corresponding USIM correspondence, and the core net identifier comprises IMSI, TMSI and P-TMSI;
The single-mode double-card double-standby method of this time-division synchronous code division multiple access system terminal comprises the steps:
Step a behind starting up of terminal, at first will carry out cell search process, to obtain the frequency and the synchronizing information of sub-district;
Step b, the receiving system broadcast is to obtain the essential information about this sub-district;
Step c, the TMSI of employing USIM1 correspondence, P-TMSI or IMSI information are that parameter is initiated connection request to network;
Steps d, the TMSI of employing USIM1 correspondence, P-TMSI or IMSI information are that parameter is initiated position updating process to network;
Step e, the TMSI of employing USIM2 correspondence, P-TMSI or IMSI information are that parameter is initiated connection request to network;
Step f, the TMSI of employing USIM2 correspondence, P-TMSI or IMSI information are that parameter is initiated position updating process to network;
Step g adopts USIM1 and the corresponding IMSI1 of USIM2 and IMSI2 to calculate the paging indicating positions;
Step h receives the paging indication corresponding to USIM1 and USIM2;
Step I when receiving the beep-page message that network side sends, sends to high level with this message, judges whether beep-page message corresponding to USIM1 and USIM2 by high level;
Step j after high level has been resolved beep-page message, finds to have the beep-page message corresponding to USIM1 or USIM2, and then terminal at first stops to receive the paging indication corresponding to USIM1 and USIM2;
Step k adopts the TMSI of paged USIM correspondence, and P-TMSI or IMSI information are that parameter is initiated connection request to network;
Step l sends page response to network;
Step m and network are set up the up-downgoing service bearer;
Step n receives after the connection release command that network side sends to send to connect to discharge to network side and finishes order;
Step o, release physical channels is persistent district again;
Step p receives the paging indication corresponding to USIM1 and USIM2;
After receiving the beep-page message of network side transmission, radio resource control layer judges whether the beep-page message corresponding to USIM1 and USIM2 as follows:
Steps A, physical layer sends to wireless chain control layer with beep-page message;
Step B, wireless chain control layer judge at first whether paging information adopts the core net identifier, as not changeing step O;
Step C judges whether paging information adopts IMSI to discern the user, as otherwise change step G;
Step D reads the IMSI number of two USIM correspondences respectively;
Step e, judge in the beep-page message IMSI number whether identical with one of IMSI number of two USIM correspondences, then change step O as difference;
Step F sends beep-page message to high level, and changes step O;
Step G judges whether paging information adopts TMSI to discern the user, as otherwise change step K;
Step H reads the TMSI of two USIM correspondences respectively;
Step I, judge in the beep-page message TMSI number whether identical with one of TMSI of two USIM correspondences, then change step O as difference;
Step J sends beep-page message to high level, and changes step O;
Step K judges whether paging information adopts P-TMSI to discern the user, as otherwise change step O;
Step L reads the P-TMSI number of two USIM correspondences respectively;
Step M, judge in the beep-page message P-TMSI number whether identical with one of P-TMSI number of two USIM correspondences, then change step O as difference;
Step N sends beep-page message to high level;
Step O finishes.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101094476B (en) * | 2007-07-23 | 2010-06-09 | 中兴通讯股份有限公司 | Method and device for implementing single mode, multiple cards and single standby in mobile terminal |
| CN101247591B (en) * | 2007-12-21 | 2011-01-12 | 嘉兴闻泰通讯科技有限公司 | Dual-SIM dual-standby mobile phone SIM card initialization method |
| TWI385959B (en) * | 2008-03-10 | 2013-02-11 | Mediatek Inc | Channel scheduling method and mobile device of tdma system |
| CN101547501B (en) * | 2008-03-24 | 2012-05-23 | 电信科学技术研究院 | Method and device for collocating discontinuous receiving cycle starting point |
| US8565196B2 (en) * | 2008-11-26 | 2013-10-22 | Via Technologies, Inc. | Simultaneous use of multiple phone numbers in mobile device by sharing hardware |
| US8514798B2 (en) | 2010-02-25 | 2013-08-20 | Mediatek Inc. | Methods for scheduling channel activities for multiple radio access technologies in a communications apparatus and communications apparatuses utilizing the same |
| US8874111B2 (en) * | 2010-08-12 | 2014-10-28 | Qualcomm Incorporated | Uplink synchronization of TD-SCDMA multiple USIM mobile terminal during handover |
| CN102421084B (en) * | 2010-09-28 | 2014-09-10 | 中兴通讯股份有限公司 | Method and system for realizing position update by dual-mode dual-standby terminal |
| US8611952B2 (en) * | 2011-05-11 | 2013-12-17 | Intel Mobile Communications GmbH | Mobile communications radio receiver for multiple network operation |
| US8805444B2 (en) | 2011-06-08 | 2014-08-12 | Spreadtrum Communications (Shanghai) Co., Ltd. | Multi-sim multi-standby communication terminal, and synchronization device and method thereof |
| US9408183B2 (en) * | 2011-07-25 | 2016-08-02 | Telefonaktiebolaget Lm Ericsson (Publ) | Paging reception in wireless communication devices with dual SIM |
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Assignee: Shenzhen Confidence Industries Co., Ltd. Assignor: Hangzhou Electronic Science and Technology Univ Contract record no.: 2011990000170 Denomination of invention: Single-mode double-card double-standby method for time-division synchronous code division multiple access system terminal Granted publication date: 20090204 License type: Exclusive License Open date: 20070606 Record date: 20110318 |
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