CN102111900A - Method and system for establishing radio resource control (RRC) connection and mobile terminal - Google Patents
Method and system for establishing radio resource control (RRC) connection and mobile terminal Download PDFInfo
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- CN102111900A CN102111900A CN2009102153481A CN200910215348A CN102111900A CN 102111900 A CN102111900 A CN 102111900A CN 2009102153481 A CN2009102153481 A CN 2009102153481A CN 200910215348 A CN200910215348 A CN 200910215348A CN 102111900 A CN102111900 A CN 102111900A
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Abstract
The invention discloses a method and system for establishing radio resource control (RRC) connection and a mobile terminal. The system comprises user equipment (UE) and a radio network controller (RNC), wherein the UE is used for indicating other systems which can be supported by the UE when requesting the RNC for establishing the RRC connection, and redirecting to a cell indicated by the RNC; and the RNC is used for indicating the cell information in a system supported by the UE when indicating the UE of the redirection. By means of the method and system as well as the mobile terminal disclosed by the invention, a network side can definitely acquire the capacities of different systems supported by the UE, the RNC can indicate the UE of the redirection under an overload condition so as to redirect the RRC connection to idle cells of other systems supported by the UE, and thus, the structure of a redirection information unit is optimized and the access speed of the UE and the system performances are improved.
Description
Technical field
The present invention relates to wireless communication system, relate in particular to method, system, the portable terminal of setting up the Radio Resource control connection.
Background technology
Subscriber equipment (User Equipment, be called for short UE) attempt inserting Universal Mobile Telecommunications System (Universal MobileTelecommunications System by wireless resource control connection request (RRCConnection Request) message, be called for short UMTS) time, at initial radio network controller (the Radio Network Controller that inserts, be called for short RNC) OL situation, radio network controller can issue Radio Resource control connection refusal (RRC Connection Reiect) message and this time insert to UE refusal UE, and indication UE can be redirected the sub-district of inserting again in redirection information unit.The portability native system is the cell information of UMTS system in this redirection information unit, perhaps carry global system for mobile communications (Global System for Mobile Communications, abbreviation GSM), long evolving system (Long Term Evolution, be called for short LTE) wait the cell information of other system, be convenient to UE and select automatically to insert again.
When RNC receives RRC Connection request message, RNC does not know whether UE to be accessed supports the ability of GSM, other system of LTE, when existing other idle UMTS sub-district, when idle GSM, LTE sub-district were arranged again, RNC can't accurately judge how to issue redirection information to UE; If only carry the redirection information of GSM sub-district in the RRC connection refused message that issues, and when this moment, UE supported that the LTE system does not support gsm system, can cause UE before this RNC load reduces, can't insert so, can't carry out problems such as normal call.If only carry the redirection information of LTE sub-district in the RRC connection refused message that issues, and when this moment, UE supported gsm system not support the LTE system, also can cause UE before this RNC load reduces, can't insert, can't carry out the problem of normal call.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of method, system, portable terminal of setting up the Radio Resource control connection, improves the access speed of subscriber equipment, improves systematic function.
In order to address the above problem, the invention provides a kind of method of setting up the Radio Resource control connection, comprising: subscriber equipment indicates other system that described subscriber equipment can be supported when the Radio Resource control connection is set up in the radio network controller request.
Further, said method also has following characteristics;
When described radio network controller is redirected to the indication of described subscriber equipment, indicate the cell information in the system that described subscriber equipment supports, described relocating user equipment is to the sub-district of described radio network controller indication.
Further, said method also has following characteristics;
When described radio network controller surpasses the thresholding of default at load, send Radio Resource control connection refuse information to described subscriber equipment, and the cell information in the system that the described subscriber equipment of indication is supported in the redirection information unit of this message.
Further, said method also has following characteristics;
Described radio network controller belongs to the current system of described subscriber equipment access or other system that described subscriber equipment is supported to the sub-district of being redirected of described subscriber equipment indication.
Further, said method also has following characteristics;
Other system that described subscriber equipment can be supported is one or more in the following system: global system for mobile communications, Universal Mobile Telecommunications System, long evolving system.
In order to address the above problem, the present invention also provides a kind of system that sets up the Radio Resource control connection, comprises subscriber equipment and radio network controller; Described subscriber equipment is used for indicating other system that described subscriber equipment can be supported when the Radio Resource control connection is set up in the radio network controller request in wireless resource control connection request message; And the sub-district of being redirected to described radio network controller indication; Described radio network controller is used for when the indication of described subscriber equipment is redirected, and indicates the cell information in the system that described subscriber equipment supports.
Further, said system also has following characteristics;
Described radio network controller, also be used for when load surpasses the thresholding of default, send Radio Resource control connection refuse information to described subscriber equipment, and the cell information in the system that the described subscriber equipment of indication is supported in the redirection information unit of this message.
Further, said system also has following characteristics;
Described system is global system for mobile communications or Universal Mobile Telecommunications System or long evolving system.
In order to address the above problem, the present invention also provides a kind of portable terminal of setting up the Radio Resource control connection, described portable terminal, be used in wireless resource control connection request message, indicating other system that described subscriber equipment can be supported when the Radio Resource control connection is set up in the radio network controller request; After also being used to receive the Radio Resource control connection refuse information of described radio network controller transmission, the sub-district of being redirected to described radio network controller indication.
In order to address the above problem, the present invention also provides a kind of radio network controller of setting up the Radio Resource control connection; Described radio network controller, after being used to receive the wireless resource control connection request of portable terminal transmission, from described request message, know other system that described portable terminal can be supported, and, indicate the cell information in the system that described subscriber equipment supports when the indication of described subscriber equipment is redirected.
Subscriber equipment is when the RRC connection request is set up in the radio network controller request among the present invention, directly indicate other system that this subscriber equipment can be supported, make the grid side can know clearly that UE supports the ability of different system, RNC is under the situation of excess load, can be redirected to the subscriber equipment indication by the redirection information unit of RRC connection refused message, the RRC connection is redirected on the idle district of supported other system of subscriber equipment, optimize the structure of redirection information unit, improve the access speed of subscriber equipment, improve systematic function.
Description of drawings
Fig. 1 is a method flow diagram of setting up the Radio Resource control connection among the embodiment.
Embodiment
Among the embodiment, the system that sets up the Radio Resource control connection comprises radio network controller and subscriber equipment.This subscriber equipment is typically a kind of portable terminal.This system is global system for mobile communications or Universal Mobile Telecommunications System or long evolving system.
Subscriber equipment is used for indicating other system that described subscriber equipment can be supported when the Radio Resource control connection is set up in the radio network controller request in wireless resource control connection request message; And the sub-district of being redirected to described radio network controller indication.Concrete, receive the Radio Resource control connection refuse information that described radio network controller sends after, reset the sub-district of indicating in this message.
Radio network controller, after being used to receive the wireless resource control connection request of portable terminal transmission, from described request message, know other system that described portable terminal can be supported, and, indicate the cell information in the system that described subscriber equipment supports when the indication of described subscriber equipment is redirected; Concrete, when load surpasses the thresholding of default, send Radio Resource control connection refuse information to described subscriber equipment, and the cell information in the system that the described subscriber equipment of indication is supported in the redirection information unit of this message.
As shown in Figure 1, the method for setting up the Radio Resource control connection comprises:
For example, when current system was the UMTS system, subscriber equipment was set up in the request in the Radio Resource control connection that sends to radio network controller, indicates it whether to support gsm system and/or LTE system.
Set up the structure of request message (RRC CONNECTIONREQUEST) in the following table for the Radio Resource control connection:
Information?Element/Group name | Need | Multi | Type?and reference | Semantics description | Version |
Message Type (type of message) | MP | Message Type | |||
Radio?Bearer?Ies | |||||
Predefined?configuration?status information | MP | Boolean | True?indicates?the UE?has?all?pre- configurations stored?with?the same?value?tag?as broadcast?in?the cell?in?which?the RRC?connection establishment?is initiated | REL-5 | |
UE?information?elements | |||||
........... | |||||
Support?of?MAC-i/is | OP | Enumerated (TRUE) | The?absence?of this?IE?indicates thatthe?UE?does not?support MAC-i/is operation. | REL-8 |
Support of GSM (support gsm system) | OP | Enumerated (TRUE) | The?absence?of this?IE?indicates thatthe?UE?does not?support?GSM operation. | ||
Support of E-URTA (supporting the LTE system) | OP | Enumerated (TRUE) | The?absence?of this?IE?indicates thatthe?UE?does not?support?LTE operation. |
In the last table, Support of GSM unit is used to indicate this subscriber equipment whether to support gsm system, and Support of E-URTA unit is used to indicate this subscriber equipment whether to support the LTE system.When subscriber equipment was only supported gsm system, the Radio Resource control connection that UE sends to RNC was set up and is included only Support of GSM unit in the request message; When subscriber equipment was only supported the LTE system, the Radio Resource control connection that UE sends to RNC was set up and is included only Support of E-URTA unit in the request message; When subscriber equipment was supported GSM and LTE system simultaneously, the Radio Resource control connection that UE sends to RNC was set up and is comprised Support of GSM unit and Support of E-URTA unit in the request message simultaneously.
When the current system at the subscriber equipment place was the LTE system, with in like manner above-mentioned, according to the related protocol of LTE system, the Radio Resource control connection is set up can comprise Support of GSM and/or Support of UMTS unit in the request message.When subscriber equipment was only supported gsm system, the Radio Resource control connection that UE sends to RNC was set up and is included only Support of GSM unit in the request message; When subscriber equipment was only supported the UMTS system, the Radio Resource control connection that UE sends to RNC was set up and is included only Support of UMTS unit in the request message; When subscriber equipment was supported GSM and UMTS system simultaneously, the Radio Resource control connection that UE sends to RNC was set up and is comprised Support ofGSM unit and Support of UMTS unit in the request message simultaneously.
When step 102, radio network controller are redirected to the indication of described subscriber equipment, indicate the cell information in the system that described subscriber equipment supports.
Concrete, when described radio network controller surpasses the thresholding of default at load, send Radio Resource control connection refuse information to described subscriber equipment, and the cell information in the system that the described subscriber equipment of indication is supported in the redirection information unit of this message.
Radio network controller belongs to the current system of described subscriber equipment access or other system that described subscriber equipment is supported to the sub-district of being redirected of subscriber equipment indication.
Other system that described subscriber equipment can be supported is one or more in the following system: global system for mobile communications, Universal Mobile Telecommunications System, long evolving system.
In this method, RNC sets up the cell information that carries in the refuse information in the Radio Resource control connection and comprises cell information in the system that UE supports, for example, to supporting the UE of gsm system ability, just will consider and issue the cell information that comprises gsm system,, just will consider and issue the cell information that comprises the LTE system and make UE after first access is rejected for the UE that supports the LTE system capability, follow-uply can also in time correctly be redirected to correct proper cell, guarantee normal call.
Specific embodiment one:
In the LTE system, support the UE of UMTS and GSM ability to be redirected to the GSM sub-district simultaneously by RNC.
Step 1, UE sends the Radio Resource control connection to RNC and sets up request message, and indicates it to support UMTS and GSM simultaneously in this message;
Step 2, RNC learns that UE supports UMTS and GSM simultaneously, under the situation of excess load, judgement is redirected to the GSM sub-district with this UE, sets up refuse information issuing the Radio Resource control connection to UE, and clearly indicate the information of GSM sub-district in redirection information unit;
Step 3, UE attempts inserting other GSM sub-district, successfully inserts.
Specific embodiment two:
In the LTE system, support the UE of UMTS and GSM ability to be redirected to the UMTS sub-district simultaneously by RNC.
Step 1, UE sends the Radio Resource control connection to RNC and sets up request message, and indicates it to support UMTS and GSM simultaneously in this message;
Step 2, RNC learns that UE supports UMTS and GSM simultaneously, and under the situation of excess load, judgement is redirected to other UMTS sub-districts with this UE, set up refuse information issuing the Radio Resource control connection to UE, and in redirection information unit, clearly indicate the information of UMTS sub-district;
Step 3, UE attempts inserting other UMTS sub-district, successfully inserts.
Specific embodiment three:
In the LTE system, support UMTS but do not support the UE of GSM ability to be redirected to the UMTS sub-district by RNC.
Step 1, UE sends the Radio Resource control connection to RNC and sets up request message, and indicates it to support UMTS in this message;
Step 2, RNC learns that UE only supports UMTS, under the situation of excess load, judgement can not be redirected to this UE the GSM sub-district, but this UE can be reset other UMTS sub-districts, set up refuse information issuing the Radio Resource control connection to UE, and in redirection information unit, clearly indicate the information of UMTS sub-district;
Step 3, UE attempts inserting other UMTS sub-district, successfully inserts.
Specific embodiment four:
In gsm system, support the UE of UMTS and LTE ability to be redirected to the LTE sub-district simultaneously by RNC.
Step 1, UE sends the Radio Resource control connection to RNC and sets up request message, and indicates it to support UMTS and LTE simultaneously in this message;
Step 2, RNC learns and supports UMTS and LTE simultaneously, under the situation of excess load, judgement can reset this UE the LTE sub-district, sets up refuse information issuing the Radio Resource control connection to UE, and clearly indicate the information of LTE sub-district in redirection information unit;
Step 3, UE attempts inserting other LTE sub-district, successfully inserts.
Specific embodiment five:
In gsm system, support the UE of UMTS and LTE ability to be redirected to the UMTS sub-district simultaneously by RNC.
Step 1, UE sends the Radio Resource control connection to RNC and sets up request message, and indicates it to support UMTS and LTE simultaneously in this message;
Step 2, RNC learns and supports UMTS and LTE simultaneously that under the situation of excess load, judgement can reset this UE other UMTS sub-districts, set up refuse information issuing the Radio Resource control connection to UE, and in redirection information unit, clearly indicate the information of UMTS sub-district;
Step 3, UE attempts inserting other UMTS sub-district, successfully inserts.
The above is the preferred embodiments of the present 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 protection scope of the present invention.
Claims (10)
1. a method of setting up the Radio Resource control connection is characterized in that,
Subscriber equipment indicates other system that described subscriber equipment can be supported when the Radio Resource control connection is set up in the radio network controller request.
2. the method for claim 1 is characterized in that,
When described radio network controller is redirected to the indication of described subscriber equipment, indicate the cell information in the system that described subscriber equipment supports, described relocating user equipment is to the sub-district of described radio network controller indication.
3. method as claimed in claim 2 is characterized in that,
When described radio network controller surpasses the thresholding of default at load, send Radio Resource control connection refuse information to described subscriber equipment, and the cell information in the system that the described subscriber equipment of indication is supported in the redirection information unit of this message.
4. as claim 2 or 3 described methods, it is characterized in that,
Described radio network controller belongs to the current system of described subscriber equipment access or other system that described subscriber equipment is supported to the sub-district of being redirected of described subscriber equipment indication.
5. as claim 2 or 3 described methods, it is characterized in that,
Other system that described subscriber equipment can be supported is one or more in the following system: global system for mobile communications, Universal Mobile Telecommunications System, long evolving system.
6. a system that sets up the Radio Resource control connection comprises subscriber equipment and radio network controller, it is characterized in that,
Described subscriber equipment is used for indicating other system that described subscriber equipment can be supported when the Radio Resource control connection is set up in the radio network controller request in wireless resource control connection request message; And the sub-district of being redirected to described radio network controller indication;
Described radio network controller is used for when the indication of described subscriber equipment is redirected, and indicates the cell information in the system that described subscriber equipment supports.
7. system as claimed in claim 6 is characterized in that,
Described radio network controller, also be used for when load surpasses the thresholding of default, send Radio Resource control connection refuse information to described subscriber equipment, and the cell information in the system that the described subscriber equipment of indication is supported in the redirection information unit of this message.
8. system as claimed in claim 7 is characterized in that,
Described system is global system for mobile communications or Universal Mobile Telecommunications System or long evolving system.
9. a portable terminal of setting up the Radio Resource control connection is characterized in that,
Described portable terminal is used for indicating other system that described subscriber equipment can be supported when the Radio Resource control connection is set up in the radio network controller request in wireless resource control connection request message; After also being used to receive the Radio Resource control connection refuse information of described radio network controller transmission, the sub-district of being redirected to described radio network controller indication.
10. a radio network controller of setting up the Radio Resource control connection is characterized in that,
Described radio network controller, after being used to receive the wireless resource control connection request of portable terminal transmission, from described request message, know other system that described portable terminal can be supported, and, indicate the cell information in the system that described subscriber equipment supports when the indication of described subscriber equipment is redirected.
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102448137A (en) * | 2012-01-31 | 2012-05-09 | 大唐移动通信设备有限公司 | Repositioning method and equipment thereof |
WO2014063337A1 (en) * | 2012-10-26 | 2014-05-01 | 华为技术有限公司 | Method, device and system for redirecting air interface connection between systems |
CN104581856A (en) * | 2014-12-24 | 2015-04-29 | 大唐移动通信设备有限公司 | Network redirection method and equipment |
CN105519149A (en) * | 2013-06-07 | 2016-04-20 | 华为技术有限公司 | Paging method and equipment |
CN106031238A (en) * | 2014-02-20 | 2016-10-12 | Ip访问有限公司 | network element, wireless communication system and method thereof |
CN109246771A (en) * | 2017-05-08 | 2019-01-18 | 大唐移动通信设备有限公司 | A kind of terminal redirecting method and base station |
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2009
- 2009-12-25 CN CN2009102153481A patent/CN102111900A/en active Pending
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102448137A (en) * | 2012-01-31 | 2012-05-09 | 大唐移动通信设备有限公司 | Repositioning method and equipment thereof |
WO2014063337A1 (en) * | 2012-10-26 | 2014-05-01 | 华为技术有限公司 | Method, device and system for redirecting air interface connection between systems |
CN104081822A (en) * | 2012-10-26 | 2014-10-01 | 华为技术有限公司 | Method, device and system for redirecting air interface connection between systems |
CN105519149A (en) * | 2013-06-07 | 2016-04-20 | 华为技术有限公司 | Paging method and equipment |
CN106031238A (en) * | 2014-02-20 | 2016-10-12 | Ip访问有限公司 | network element, wireless communication system and method thereof |
CN106031238B (en) * | 2014-02-20 | 2019-10-22 | Ip访问有限公司 | network element, wireless communication system and method thereof |
CN104581856A (en) * | 2014-12-24 | 2015-04-29 | 大唐移动通信设备有限公司 | Network redirection method and equipment |
CN109246771A (en) * | 2017-05-08 | 2019-01-18 | 大唐移动通信设备有限公司 | A kind of terminal redirecting method and base station |
CN109246771B (en) * | 2017-05-08 | 2020-08-28 | 大唐移动通信设备有限公司 | Terminal redirection method and base station |
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Application publication date: 20110629 |