CN110691409B - Multi-card single-pass terminal re-registration method and device and multi-card single-pass terminal - Google Patents

Multi-card single-pass terminal re-registration method and device and multi-card single-pass terminal Download PDF

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Publication number
CN110691409B
CN110691409B CN201810738321.XA CN201810738321A CN110691409B CN 110691409 B CN110691409 B CN 110691409B CN 201810738321 A CN201810738321 A CN 201810738321A CN 110691409 B CN110691409 B CN 110691409B
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time
registration
card
subscriber identity
user identification
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CN110691409A (en
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权吉秀
陈贤亮
何毅
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Spreadtrum Semiconductor Chengdu Co Ltd
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Spreadtrum Semiconductor Chengdu Co Ltd
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W60/00Affiliation to network, e.g. registration; Terminating affiliation with the network, e.g. de-registration
    • H04W60/04Affiliation to network, e.g. registration; Terminating affiliation with the network, e.g. de-registration using triggered events
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/1066Session management
    • H04L65/1073Registration or de-registration
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W76/00Connection management
    • H04W76/10Connection setup
    • H04W76/15Setup of multiple wireless link connections
    • H04W76/16Involving different core network technologies, e.g. a packet-switched [PS] bearer in combination with a circuit-switched [CS] bearer
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W76/00Connection management
    • H04W76/30Connection release
    • H04W76/34Selective release of ongoing connections
    • H04W76/36Selective release of ongoing connections for reassigning the resources associated with the released connections
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W76/00Connection management
    • H04W76/30Connection release
    • H04W76/38Connection release triggered by timers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W60/00Affiliation to network, e.g. registration; Terminating affiliation with the network, e.g. de-registration
    • H04W60/005Multiple registrations, e.g. multihoming
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W60/00Affiliation to network, e.g. registration; Terminating affiliation with the network, e.g. de-registration
    • H04W60/06De-registration or detaching
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W88/00Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02Terminal devices
    • H04W88/06Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Business, Economics & Management (AREA)
  • General Business, Economics & Management (AREA)
  • Multimedia (AREA)
  • Telephonic Communication Services (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The invention provides a method and a device for re-registering a multi-card single-pass terminal and the multi-card single-pass terminal. The method comprises the following steps: after the first user identification card is successfully registered, acquiring registration binding time T1 corresponding to the first user identification card returned by a network, and calculating to obtain re-registration time T2 according to T1; after the re-registration time T2, determining whether the communication resource is occupied by the second subscriber identity card; when the communication resource is not occupied by the second user identification card, re-registration is carried out; when the communication resource is still occupied by a second user identification card, acquiring the time for releasing the communication resource by the second user identification card; and selecting to perform re-registration or initial registration according to the time T3 for releasing the communication resources by the second user identification card, the registration binding time T1, the re-registration time T2 and the reserved time delta corresponding to the first user identification card. The invention can improve the success rate of the multi-card single-pass terminal re-registration.

Description

Multi-card single-pass terminal re-registration method and device and multi-card single-pass terminal
Technical Field
The invention relates to the technical field of wireless communication, in particular to a method and a device for re-registering a multi-card single-pass terminal and the multi-card single-pass terminal.
Background
In the dual-card dual-standby single-pass scheme, only one card can communicate with the network at the same time, and when one card (card 2) performs a service, the other card (card 1) can communicate with the network only after the card 2 finishes processing and releases communication resources. In this process, the service that the card 1 needs to interact with the network either waits or is processed according to the failure; for the re-registration service, when the communication resource is occupied, if re-registration is performed after the communication resource is released, the communication resource is likely to be occupied for a long time, so that the binding time is overtime, and the re-registration is definitely failed at this time; if handling directly as failed, then initial registration needs to be initiated immediately when communication resources are available, which will result in a brief unavailability of VoIMS (Voice over IMS, IMS based Voice service), while the network remains in an old registration state, and new registration may result in network handling anomalies and increase the processing burden on the network.
Disclosure of Invention
The method and the device for re-registering the multi-card single-pass terminal and the multi-card single-pass terminal provided by the invention can improve the success rate of re-registering the multi-card single-pass terminal.
In a first aspect, the present invention provides a method for re-registering a multi-card single-pass terminal, including:
after the first user identification card is successfully registered, acquiring registration binding time T1 corresponding to the first user identification card returned by a network, and calculating to obtain re-registration time T2 according to T1;
after the re-registration time T2, determining whether the communication resource is occupied by the second subscriber identity card;
when the communication resource is not occupied by a second user identification card, re-registering the first user identification card;
when the communication resource is still occupied by a second user identification card, acquiring the time for releasing the communication resource by the second user identification card;
and selecting to re-register or initially register the first subscriber identity card according to the time T3 for releasing the communication resources of the second subscriber identity card, the registration binding time T1, the re-registration time T2 and the reserved time delta corresponding to the first subscriber identity card.
Optionally, the selecting re-registration or initial registration of the first subscriber identity card according to the time T3 when the second subscriber identity card releases communication resources, the registration binding time T1, the re-registration time T2 corresponding to the first subscriber identity card, and the reserved time δ comprises:
re-registering the first subscriber identity card when T3< T2+ δ;
and when the T3 is more than or equal to T2+ delta, the first subscriber identity card is initially registered.
Optionally, the value range of the reserved time δ is 0< δ < T1-T2, where T2 takes a value as follows:
when T1 is more than 1200 seconds, T2 is T1-600;
when T1 is less than or equal to 1200 seconds, T2 ═ T1 ÷ 2.
Optionally, the value of the reserved time δ is (T1-T2)/2.
In a second aspect, the present invention provides a device for re-registering a multi-card single-pass terminal, including:
the first obtaining unit is used for obtaining registration binding time T1 corresponding to the first user identification card returned by the network after the first user identification card is successfully registered, and calculating re-registration time T2 according to T1;
a judging unit configured to judge whether or not the communication resource is occupied by the second subscriber identification card after the re-registration time T2 elapses;
the first processing unit is used for re-registering the first subscriber identity card when the judging unit judges that the communication resource is not occupied by the second subscriber identity card;
the second acquisition unit is used for acquiring the time for releasing the communication resource by the second subscriber identity card when the communication resource is still occupied by the second subscriber identity card;
and the second processing unit is used for selecting to perform re-registration or initial registration on the first subscriber identity card according to the time T3 for releasing the communication resources of the second subscriber identity card, the registration binding time T1, the re-registration time T2 and the reserved time delta corresponding to the first subscriber identity card.
Optionally, the second processing unit is configured to re-register the first subscriber identity card when T3< T2+ δ; and when the T3 is more than or equal to T2+ delta, the first subscriber identity card is initially registered.
Optionally, the value range of the reserved time δ is 0< δ < T1-T2, where T2 takes a value as follows:
when T1 is more than 1200 seconds, T2 is T1-600;
when T1 is less than or equal to 1200 seconds, T2 ═ T1 ÷ 2.
Optionally, the value of the reserved time δ is (T1-T2)/2.
In a third aspect, the present invention provides a multi-card single-pass terminal, where the multi-card single-pass terminal includes the above-mentioned re-registration apparatus for a multi-card single-pass terminal.
According to the method and the device for re-registering the multi-card single-pass terminal and the multi-card single-pass terminal provided by the embodiment of the invention, when the re-registering time of the first user identification card is overtime and the second user identification card still occupies communication resources, the first user identification card does not immediately re-register but waits for the second user identification card to release the communication resources, and the re-registration or initial registration of the first user identification card is selected according to the time T3 for the second user identification card to release the communication resources, the registration binding time T1 corresponding to the first user identification card, the re-registering time T2 and the reserved time delta, so that the success rate of re-registering the multi-card single-pass terminal can be improved, the initial registering frequency of the multi-card single-pass terminal is reduced, and the processing of a network is reduced.
Drawings
Fig. 1 is a flowchart of a method for re-registering a multi-card single-pass terminal according to an embodiment of the present invention;
FIG. 2 is a flowchart illustrating a method for re-registering a multi-card single-pass terminal according to another embodiment of the present invention;
fig. 3 is a schematic structural diagram of a multi-card single-pass terminal re-registration apparatus according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the invention provides a method for re-registering a multi-card single-pass terminal, which comprises the following steps of:
s11, after the first user identification card is successfully registered, acquiring registration binding time T1 corresponding to the first user identification card returned by the network, and calculating to obtain re-registration time T2 according to T1.
And S12, after the re-registration time T2 elapses, judging whether the communication resource is occupied by the second user identification card, and executing the steps S13 and S14 when the communication resource is occupied by the second user identification card, otherwise executing the step S15.
S13, acquiring the time for releasing the communication resource by the second user identification card;
s14, selecting to re-register or initially register the first user identification card according to the time T3 of the second user identification card for releasing the communication resource, the registration binding time T1 corresponding to the first user identification card, the re-registration time T2 and the reserved time delta.
And S15, re-registering the first subscriber identity card.
According to the method for re-registering the multi-card single-pass terminal provided by the embodiment of the invention, when the re-registering time of the first user identification card is overtime and the second user identification card still occupies communication resources, the first user identification card does not immediately re-register but waits for the second user identification card to release the communication resources, and re-registration or initial registration is selected to be performed on the first user identification card according to the time T3 for the second user identification card to release the communication resources, the registration binding time T1, the re-registering time T2 and the reserved time delta corresponding to the first user identification card, so that the success rate of re-registration of the multi-card single-pass terminal can be improved, the initial registration frequency of the multi-card single-pass terminal is reduced, and the processing load of a network is reduced.
The embodiment of the invention provides another method for re-registering a multi-card single-pass terminal, which comprises the following steps of:
s21, after the first user identification card is successfully registered, acquiring registration binding time T1 corresponding to the first user identification card returned by the network, and calculating to obtain re-registration time T2 according to T1.
And S22, after the re-registration time T2 elapses, judging whether the communication resource is occupied by the second user identification card, and executing the steps S23 and S24 when the communication resource is occupied by the second user identification card, otherwise executing the step S26.
And S23, acquiring the time for the second user identification card to release the communication resource.
S24, whether T3< T2+ delta is established or not is judged, if yes, step S26 is executed, and if not, step S25 is executed.
According to the specification of the protocol TS24.229, after the successful VoIMS registration, the network returns registration binding time T1, the terminal initiates re-registration at time T2 before binding timeout, and T2 takes values as follows:
when T1 is more than 1200 seconds, T2 is T1-600;
when T1 is less than or equal to 1200 seconds, T2 ═ T1 ÷ 2.
The value range of the reserved time delta is 0< delta < T1-T2.
In order to complete the re-registration before the timeout of T1, the value of δ cannot be too small, and the network transmission delay and the processing time of the network are also considered, and δ may be (T1-T2)/2.
And S25, performing initial registration on the first subscriber identity card.
And S26, re-registering the first subscriber identity card.
According to the method for re-registering the multi-card single-pass terminal provided by the embodiment of the invention, when the re-registering time of the first user identification card is overtime and the second user identification card still occupies communication resources, the first user identification card does not immediately re-register but waits for the second user identification card to release the communication resources, and the re-registration can be continuously performed according to the time T3 for the second user identification card to release the communication resources, the registration binding time T1, the re-registering time T2 and the reserved time delta corresponding to the first user identification card when the communication resources are temporarily occupied or the communication resources can be released in a short time, and the initial registration can be performed only when the communication resources are occupied for a long time, so that the success rate of re-registration of the multi-card single-pass terminal can be improved, the initial registration times of the multi-card single-pass terminal can be reduced, and the processing burden of a network can be reduced.
An embodiment of the present invention further provides a multi-card single-pass terminal re-registration apparatus, as shown in fig. 3, the apparatus includes:
the first obtaining unit 11 is configured to obtain, after the first subscriber identity card is successfully registered, registration binding time T1 corresponding to the first subscriber identity card returned by the network, and calculate re-registration time T2 according to T1;
a judging unit 12 for judging whether or not the communication resource is occupied by the second subscriber identification card after the re-registration time T2 elapses;
a first processing unit 13, configured to re-register the first subscriber identity card when the determining unit determines that the communication resource is not occupied by the second subscriber identity card;
a second obtaining unit 14, configured to obtain, when the communication resource is still occupied by the second subscriber identity card, a time when the second subscriber identity card releases the communication resource;
and the second processing unit 15 is configured to select to re-register or initially register the first subscriber identity card according to the time T3 when the second subscriber identity card releases the communication resource, the registration binding time T1 corresponding to the first subscriber identity card, the re-registration time T2, and the reserved time δ.
According to the multi-card single-pass terminal re-registration device provided by the embodiment of the invention, when the re-registration time of the first user identification card is overtime and the second user identification card still occupies communication resources, the first user identification card does not immediately re-register but waits for the second user identification card to release the communication resources, and the re-registration or initial registration of the first user identification card is selected according to the time T3 for the second user identification card to release the communication resources, the registration binding time T1, the re-registration time T2 and the reserved time delta corresponding to the first user identification card, so that the success rate of the multi-card single-pass terminal re-registration can be improved, the initial registration frequency of the multi-card single-pass terminal is reduced, and the processing burden of a network is relieved.
Optionally, the second processing unit 15 is configured to re-register the first subscriber identity card when T3< T2+ δ; and when the T3 is more than or equal to T2+ delta, the first subscriber identity card is initially registered.
Optionally, the value range of the reserved time δ is 0< δ < T1-T2, where T2 takes a value as follows:
when T1 is more than 1200 seconds, T2 is T1-600;
when T1 is less than or equal to 1200 seconds, T2 ═ T1 ÷ 2.
Optionally, the value of the reserved time δ is (T1-T2)/2.
The apparatus of this embodiment may be configured to implement the technical solutions of the above method embodiments, and the implementation principles and technical effects are similar, which are not described herein again.
The embodiment of the invention also provides a multi-card single-pass terminal, which comprises the multi-card single-pass terminal re-registration device.
The embodiment of the invention is suitable for the multi-card single-channel IMS terminal, but is not limited to the multi-card single-channel IMS terminal.
It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by a computer program, which can be stored in a computer-readable storage medium, and when executed, can include the processes of the embodiments of the methods described above. The storage medium may be a magnetic disk, an optical disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), or the like.
The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (9)

1. A method for re-registering a multi-card single-pass terminal is characterized by comprising the following steps:
after the first user identification card is successfully registered, acquiring registration binding time T1 corresponding to the first user identification card returned by a network, and calculating to obtain re-registration time T2 according to T1;
after the re-registration time T2, determining whether the communication resource is occupied by the second subscriber identity card;
when the communication resource is not occupied by a second user identification card, re-registering the first user identification card;
when the communication resource is still occupied by a second user identification card, acquiring the time for releasing the communication resource by the second user identification card;
and selecting to re-register or initially register the first subscriber identity card according to the time T3 for releasing the communication resources of the second subscriber identity card, the registration binding time T1, the re-registration time T2 and the reserved time delta corresponding to the first subscriber identity card.
2. The method of claim 1, wherein the selecting re-registration or initial registration of the first subscriber identity card according to the time T3 for releasing communication resources of the second subscriber identity card, the registration binding time T1, the re-registration time T2 and the reserved time δ corresponding to the first subscriber identity card comprises:
re-registering the first subscriber identity card when T3< T2+ δ;
and when the T3 is more than or equal to T2+ delta, the first subscriber identity card is initially registered.
3. The method according to claim 1 or 2, wherein the reserved time δ has a value in a range of 0< δ < T1-T2, wherein T2 is set as follows:
when T1 is more than 1200 seconds, T2 is T1-600;
when T1 is less than or equal to 1200 seconds, T2 ═ T1 ÷ 2.
4. The method of claim 3, wherein the proposed value of the reserved time δ is (T1-T2)/2.
5. The utility model provides a many cards single-pass terminal device of registering again which characterized in that includes:
the first obtaining unit is used for obtaining registration binding time T1 corresponding to the first user identification card returned by the network after the first user identification card is successfully registered, and calculating re-registration time T2 according to T1;
a judging unit configured to judge whether or not the communication resource is occupied by the second subscriber identification card after the re-registration time T2 elapses;
the first processing unit is used for re-registering the first subscriber identity card when the judging unit judges that the communication resource is not occupied by the second subscriber identity card;
the second acquisition unit is used for acquiring the time for releasing the communication resource by the second subscriber identity card when the communication resource is still occupied by the second subscriber identity card;
and the second processing unit is used for selecting to perform re-registration or initial registration on the first subscriber identity card according to the time T3 for releasing the communication resources of the second subscriber identity card, the registration binding time T1, the re-registration time T2 and the reserved time delta corresponding to the first subscriber identity card.
6. The apparatus as claimed in claim 5, wherein the second processing unit is configured to re-register the first subscriber identity card when T3< T2+ δ; and when the T3 is more than or equal to T2+ delta, the first subscriber identity card is initially registered.
7. The apparatus according to claim 5 or 6, wherein the reserved time δ has a value range of 0< δ < T1-T2, wherein T2 is as follows:
when T1 is more than 1200 seconds, T2 is T1-600;
when T1 is less than or equal to 1200 seconds, T2 ═ T1 ÷ 2.
8. The apparatus of claim 7, wherein the proposed value of the reserved time δ is (T1-T2)/2.
9. A multi-card single-pass terminal characterized in that it comprises a multi-card single-pass terminal re-registration means according to any one of claims 5 to 8.
CN201810738321.XA 2018-07-06 2018-07-06 Multi-card single-pass terminal re-registration method and device and multi-card single-pass terminal Active CN110691409B (en)

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CN113079477B (en) * 2021-04-02 2022-06-21 展讯通信(上海)有限公司 Method for re-registering multi-card multi-standby terminal, multi-card multi-standby terminal and network side equipment

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101119589A (en) * 2007-08-02 2008-02-06 宇龙计算机通信科技(深圳)有限公司 Network login control method and system of multi-card mobile terminal
CN102892104A (en) * 2012-09-20 2013-01-23 东莞宇龙通信科技有限公司 Method and system for binding multiple subscriber identity module cards
CN103002563A (en) * 2012-11-13 2013-03-27 东莞宇龙通信科技有限公司 Subscriber information register method and subscriber information register system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101119589A (en) * 2007-08-02 2008-02-06 宇龙计算机通信科技(深圳)有限公司 Network login control method and system of multi-card mobile terminal
CN102892104A (en) * 2012-09-20 2013-01-23 东莞宇龙通信科技有限公司 Method and system for binding multiple subscriber identity module cards
CN103002563A (en) * 2012-11-13 2013-03-27 东莞宇龙通信科技有限公司 Subscriber information register method and subscriber information register system

Non-Patent Citations (5)

* Cited by examiner, † Cited by third party
Title
3GPP.3rd Generation Partnership Project *
Internet Protocol (IP) multimedia call control protocol based on Session Initiation Protocol (SIP) and Session Description Protocol (SDP) *
Part 1: Protocol conformance specification(Release 6).《3GPP TS 34.229-1 V6.1.0》.2007, *
Technical Specification Group Radio Access Network *
User Equipment (UE) conformance specification *

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