CN108377529A - A kind of system information transmission method and device - Google Patents
A kind of system information transmission method and device Download PDFInfo
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- CN108377529A CN108377529A CN201610962083.1A CN201610962083A CN108377529A CN 108377529 A CN108377529 A CN 108377529A CN 201610962083 A CN201610962083 A CN 201610962083A CN 108377529 A CN108377529 A CN 108377529A
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- system information
- network side
- connection release
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
Abstract
The embodiment of the invention discloses a kind of system information transmission method and device, the method includes：When network side determination need to discharge the connection between user equipment (UE), connection release message is sent to the UE；The system information for being specific to Idle state UE is carried in the connection release message.
Description
Technical field
The present invention relates to a kind of system information transmission method and devices.
Background technology
Currently, according to the significance level of broadcast message content and the difference of transmission mode, system information is divided into main information
Block (MIB, Master Information Block) and system information block (SIB, System Information
Block).The main carrying system frame numbers of MIB, bandwidth of cell, the most basic information of the cells such as PHICH channel informations.SIB is according to it
The difference of content is classified using SIB1-SIB20.MIB message is in Physical Broadcast Channel (PBCH, Physical
Broadcast it is broadcasted on), SIB passes through Physical Downlink Shared Channel (PDSCH, Physical Downlink Shared
Channel wireless heterogeneous networks (RRC, Radio Resource Control) message) issues.SIB1 by
" SystemInformationBlockType 1 " message bearing, SIB2 and other SIB are by " SystemInformation (SI) "
Message bearing.One SI message can include one or more SIB.MIB is in the time domain close to synchronizing channel, using 10ms as the period
It retransmits 4 times, on frequency domain on 72 subcarriers in system bandwidth center.Using 20ms as period re-transmission 4 times, i.e., SIB2 is fixed
SIB1 retransmits (SFN mod2=0, SFNmod8 ≠ 0) once in the subframe #5 of each radio frames (20ms), if meeting SFN
When mod8=0, the content of SIB1 may change, and pass again primary.The transmission of SIB1 is faced by carrying system information wireless network
When identify (SI-RNTI, System Information Radio Network Tempory Identity) physical down control
Channel (PDCCH, Physical Downlink Control Channel) scheduling processed is completed, the scheduling information list in SIB1
(SchedulingInfoList) scheduling information for carrying all SI, after receiving SIB1, you can receive other SI message.Its
In, the SI-RNTI of each cell is identical.
In long term evolution (LTE, Long Term Evolution) system, UE of the SIB3 information for idle (idle) state
Be it is critically important, i.e., its be cell reselection information, LTE be SIB3 information is sent by way of broadcast, and SIB3 information for
It is otiose for the UE of connection (connected) state.
With the development of communication system, system information can be more and more, and the system information unrelated with UE, UE are not intercepted
Necessity.And currently, have no the related art scheme intercepted for the selection of system information can be for reference.
Invention content
In order to solve the above technical problems, an embodiment of the present invention provides a kind of system information transmission method and devices.
The technical solution of the embodiment of the present invention is as follows：
A kind of system information transmission method, the method includes：
When network side determination need to discharge the connection between user equipment (UE), connection release message is sent to the UE；Institute
State the system information for being carried in connection release message and being specific to Idle state UE.
In said program, the network side determines the connection that need to be discharged between user equipment (UE), including：
The network side determines to discharge the connection of the UE and network side；Alternatively,
The network side agrees to the connection release request that the UE is sent.
In said program, after sending connection release message to the UE, the method further includes：
After the network side receives the access network request again of the UE in Idle state, determine that the UE being currently accessed is
The UE of the network side is accessed before, and is transmitted across the connection release message for the UE, this access is not sent out to the UE
Send system information.
A kind of system information transmission method, the method includes：
After user equipment (UE) receives the connection release message that network side is sent, obtained from the connection release message exclusive
In the system information of Idle state UE, the system information is stored, the UE enters the specific identifier read after cell and described
Correspondence between system information and the specific identifier.
In said program, the method further includes：
When the UE accesses network again, the cell specific identity newly read is compared with the cell specific ID stored
Compared with when cell specific identity is identical, to the identical instruction of network side transmission cell specific identity.
In said program, the method further includes：
After Connection Release between the UE and the network side, cell reselection is carried out using the system information.
In said program, the cell specific identity includes cell ID, area identification.
A kind of system information transmissions device, described device include：First determination unit and transmission unit, wherein：
First determination unit is used to determine whether that the connection between UE need to be discharged, needs to trigger the hair when release
Send unit；
Transmission unit, for sending connection release message to the UE；It carries and is specific in the connection release message
The system information of Idle state UE.
In said program, first determination unit is additionally operable to
When determining to discharge the connection of the UE and network side, the transmission unit is triggered；Alternatively,
When receiving the connection release request that the UE is sent, the transmission unit is triggered.
In said program, described device further includes：
Receiving unit, the access network request again for receiving the UE in Idle state；
Second determination unit, for determine the UE that is currently accessed whether be before access the UE of the network side, and whether
It is transmitted across the connection release message for the UE, the UE being currently accessed accesses the UE of the network side and be the UE before being
It is transmitted across the connection release message, the Dispatching Unit is triggered and does not send system information to the UE.
A kind of system information transmissions device, including：Receiving unit, acquiring unit and storage unit, wherein：
Receiving unit, the connection release message for receiving network side transmission；
Acquiring unit, for obtaining the system information for being specific to Idle state UE from the connection release message；
Storage unit, for storing the specific identifier read after the system information, the UE access cell and described
Correspondence between system information and the specific identifier.
In said program, described device further includes：
Comparing unit, when for accessing network, by the cell specific identity newly read and the cell specific ID that is stored into
Row compares, and when cell specific identity is identical, triggers transmission unit；
Transmission unit, for sending the identical instruction of cell specific identity to network side.
In said program, described device further includes：
Gravity treatment unit, for carrying out cell reselection using the system information.
In said program, the cell specific identity includes cell ID, area identification.
The technical solution of the embodiment of the present invention, for working as, network side judges or specified UE will enter from connected states
When idle states, network side can by the required system information of idle states by dedicated signaling by way of be sent to UE, such as will
Above- mentioned information is included in network instruction terminal and discharges in message connected to the network.In this way, after Connection Release, UE is utilized and has been stored
System information carry out such as cell reselection process, and when accessing former network again, it is not necessary to the system for receiving network side transmission again
Information.Technical solution according to the ... of the embodiment of the present invention, UE are stored after receiving the system information of network side, access net again
The system information that network side transmission need not be received when network again, avoids the meaningless multiple transmission of system information.
Description of the drawings
Fig. 1 is the flow chart of the system information transmission method of the embodiment of the present invention one；
Fig. 2 is the flow chart of the system information transmission method of the embodiment of the present invention two；
Fig. 3 is that base station actively discharges the flow chart being connect with UE；
Fig. 4 is the flow chart that UE initiates the connection release；
Fig. 5 be UE Connection Releases after initiate access flow chart；
Fig. 6 is the composed structure schematic diagram of the system information transmissions device of the embodiment of the present invention one；
Fig. 7 is the composed structure schematic diagram of the system information transmissions device of the embodiment of the present invention two.
Specific implementation mode
The characteristics of in order to more fully hereinafter understand the embodiment of the present invention and technology contents, below in conjunction with the accompanying drawings to this hair
The realization of bright embodiment is described in detail, appended attached drawing purposes of discussion only for reference, is not used for limiting the embodiment of the present invention.
Fig. 1 is the flow chart of the system information transmission method of the embodiment of the present invention one, as shown in Figure 1, the embodiment of the present invention
System information transmission method include the following steps：
Step 101, network side determines whether that the connection between UE need to be discharged.
When network side determination need to discharge the connection between user equipment (UE), step 102 is executed.
Network side determines the connection that need to be discharged between user equipment (UE), including：
The network side determines to discharge the connection of the UE and network side；Alternatively,
The network side has agreed to the connection release request that the UE is sent.
Step 102, when network side determination need to discharge the connection between UE, connection release message is sent to UE；
Wherein, the system information for being specific to Idle state UE is carried in the connection release message.
After sending connection release message to the UE, the method further includes：
After the network side receives the access network request again of the UE in Idle state, determine that the UE being currently accessed is
The UE of the network side is accessed before, and is transmitted across the connection release message for the UE, this access is not sent out to the UE
Send system information.
Fig. 2 is the flow chart of the system information transmission method of the embodiment of the present invention two, as shown in Fig. 2, the embodiment of the present invention
System information transmission method include the following steps：
Step 201, it after UE receives the connection release message that network side is sent, is obtained from the connection release message exclusive
In the system information of Idle state UE.
Step 202, UE stores the system information, the UE enters the specific identifier read after cell and the system
Correspondence between information of uniting and the specific identifier.
In this way, after Connection Release between UE and the network side, the system information is utilized to carry out cell reselection.Work as UE
When accessing network again, the cell specific identity newly read is compared with the cell specific ID stored, the specific mark of cell
It is sensible simultaneously, send the identical instruction of cell specific identity to network side.
In the embodiment of the present invention, the cell specific identity includes cell ID, area identification.
Below by way of specific example, the essence for embodiment technical solution that the present invention is furture elucidated.
It newly eats dishes without rice or wine to optimize the system information of former LTE as far as possible meeting 5G the needs of (NR).For different UE
Speech, system information needed for some particular UEs are obtained not by the way of broadcast but by the way of dedicated signaling as possible.
After UE enters idle states, cell reselection process will be started, and these system informations are not have for connected states UE
.Therefore, set forth herein, for when network side judge or specified UE will enter idle states from connected states when, network
Side can by the required system information of idle states by dedicated signaling by way of be sent to UE, specific practice can will be upper
Information is stated to discharge in message connected to the network included in network instruction terminal.
When network side decision discharges the connection of UE and network, or when UE is to network request Connection Release, network
Side sends connection release message to UE, and the system information that cell reselection etc. is specific to idle states UE is included in connection release message
In.The connection release message that UE receives is read after cell reselection etc. is specific to the system information of idle states UE, preserves the system letter
Breath.After Connection Release, UE enables previously stored system information and carries out such as cell reselection process.UE is small before retaining into idle states
The specific ID in area, within the scope of this ID, system information is consistent.ID can be cell ID, access cell affiliated area ID etc..
When accessing network again into the UE of idle states, by the cell specific ID newly read and it can retain last small
Area's specific ID is compared, if cell ID is identical, sends comparison like-identified to network side, when UE will enter idle
When state, if the system information for being specific to idle states UE of the specific cell does not change, network side will after receiving
The system information will not be sent to UE.
Below by way of several application scenarios, the essence of the technical solution for embodiment that the present invention is furture elucidated.
Fig. 3 is that base station actively discharges the flow chart being connect with UE, which is：Network load is overweight, in order to ensure
Communication quality, base station determine to be attached release to certain UE.As shown in figure 3, this release flow includes the following steps：
Step 301, base station determines to be attached release to UE A；
Step 302, base station sends connection release message to UE A, and cell reselection system information is included in connection release message
In；
Step 303, UE A are retained after receiving cell reselection system information；
Step 304, UE A Connection Releases；
Step 305, the cell reselection information retained before UE A uses carries out cell reselection process.
Fig. 4 is the flow chart that UE initiates the connection release, which is：UE A are discharged to network request to be connected.Such as Fig. 4
Shown, this release flow includes the following steps：
Step 401, UE A send connection release request to base station；
Step 402, it is sent to UE after base station is agreed to and agrees to response message, cell reselection system information is included in response message
In；
Step 403, UE A are retained after receiving cell reselection system information；
Step 404, UE A Connection Releases；
Step 405, the cell reselection information retained before UE A uses carries out cell reselection process.
When putting, network side sends connection release message to UE, and cell reselection etc. is specific to the system information packet of idle states UE
It is contained in connection release message.UE receives connection release message and reads the system information that cell reselection etc. is specific to idle states UE
Afterwards, the system information is preserved.After Connection Release, UE enables previously stored system information and carries out such as cell reselection process.UE
Retain the specific ID of cell before entering idle states, within the scope of this ID, system information is consistent.ID can be cell ID, connect
Enter cell affiliated area ID etc..
When accessing network again into the UE of idle states, by the cell specific ID newly read and it can retain last small
Area's specific ID is compared, if cell ID is identical, sends comparison like-identified to network side, when UE will enter idle
When state, if the system information for being specific to idle states UE of the specific cell does not change, network side will after receiving
The system information will not be sent to UE.
Below by way of several application scenarios, the essence of the technical solution for embodiment that the present invention is furture elucidated.
Fig. 3 is that base station actively discharges the flow chart being connect with UE, which is：Network load is overweight, in order to ensure
Communication quality, base station determine to be attached release to certain UE.As shown in figure 3, this release flow includes the following steps：
Step 301, base station determines to be attached release to UE A；
Step 302, base station sends connection release message to UE A, and cell reselection system information is included in connection release message
In；
Step 303, UE A are retained after receiving cell reselection system information；
Step 304, UE A Connection Releases；
Step 305, the cell reselection information retained before UE A uses carries out cell reselection process.
Fig. 4 is the flow chart that UE initiates the connection release, which is：UE A are discharged to network request to be connected.Such as Fig. 4
Shown, this release flow includes the following steps：
Step 401, UE A send connection release request to base station；
Step 402, it is sent to UE after base station is agreed to and agrees to response message, cell reselection system information is included in response message
In；
Step 403, UE A are retained after receiving cell reselection system information；
Step 404, UE A Connection Releases；
Step 405, the cell reselection information retained before UE A uses carries out cell reselection process.
To initiate the flow chart of access after UE Connection Releases, which is Fig. 5：After idle state UE A access certain cell
Release connection.As shown in figure 5, this flow includes the following steps：
Step 501, the UE A in Idle states it is upper once access certain cell when, remain the specific mark of last cell
Know information, which can be cell ID, region ID etc., in the regional extent of specific identification information instruction, idle states UE's
Privileged system information is consistent；
Step 502, UE A access after certain cell the specific identification information for reading the cell, and the cell retained with the last time
Specific identification information is compared, and records result B, and result is consistent, and the value of B is 1, is otherwise 0.
Step 503, UE A send connection release request to base station, and discharge and carry the record result in connection request；
Step 504, if base station receives record, result is 1, will not be in send to UE and agrees to carry cell in response message
Otherwise reselection information carries cell reselection information；
Step 505, UE A Connection Releases；
Step 506, the cell reselection information retained before UE A uses carries out cell reselection process.
Fig. 6 is the composed structure schematic diagram of the system information transmissions device of the embodiment of the present invention, as shown in fig. 6, of the invention
The system information transmissions device of the multicarrier system of embodiment includes：
First determination unit 60 is used to determine whether that the connection between UE need to be discharged, when needing to discharge described in triggering
Transmission unit 61；
Transmission unit 61, for sending connection release message to the UE；It is carried in the connection release message exclusive
In the system information of Idle state UE.
In the embodiment of the present invention, first determination unit 60 is additionally operable to
When determining to discharge the connection of the UE and network side, the transmission unit is triggered；Alternatively,
When having agreed to the connection release request of the UE transmissions, the transmission unit is triggered.
On the basis of system information transmissions device shown in Fig. 6, the system information transmissions device of the embodiment of the present invention is also
Including：
Receiving unit (is not shown) in Fig. 6, the access network request again for receiving the UE in Idle state；
Second determination unit (is not shown) in Fig. 6, for determining whether the UE being currently accessed is to access the network before
The UE of side, and whether be that the UE is transmitted across the connection release message, the UE being currently accessed accesses the network side before being
UE and be transmitted across the connection release message for the UE, trigger the Dispatching Unit and do not send system information to the UE.
It will be appreciated by those skilled in the art that the realization function of each unit in system information transmissions device shown in fig. 6
It can refer to the associated description of aforementioned system information transferring method and understand.First determination unit shown in fig. 6, the second determination unit
The realizations such as microprocessor, FPGA, digital signal processor can be passed through.Transmission unit, receiving unit can pass through antenna system
It realizes.
Fig. 7 is the composed structure schematic diagram of the system information transmissions device of the embodiment of the present invention, as shown in fig. 7, of the invention
The system information transmissions device of the multicarrier system of embodiment includes receiving unit 70, acquiring unit 71 and storage unit 72,
In：
Receiving unit 70, the connection release message for receiving network side transmission；
Acquiring unit 71, for obtaining the system information for being specific to Idle state UE from the connection release message；
Storage unit 72, stores the system information, the UE enters the specific identifier read after cell for UE, and
Correspondence between the system information and the specific identifier.
On the basis of the system information transmissions device that Fig. 7 shows, the system information transmissions device of the embodiment of the present invention also wraps
It includes：Comparing unit (is not shown) in Fig. 7, when for accessing network, by the cell specific identity newly read and the cell stored
Specific ID is compared, and when cell specific identity is identical, triggers transmission unit；
Transmission unit (is not shown) in Fig. 7, for sending the identical instruction of cell specific identity to network side.
On the basis of the system information transmissions device that Fig. 7 shows, the system information transmissions device of the embodiment of the present invention also wraps
It includes：Gravity treatment unit (is not shown) in Fig. 7, for carrying out cell reselection using the system information.
In the embodiment of the present invention, the cell specific identity includes cell ID, area identification.
It will be appreciated by those skilled in the art that the realization function of each unit in system information transmissions device shown in Fig. 7
It can refer to the associated description of aforementioned system information transferring method and understand.Acquiring unit shown in Fig. 7, comparing unit, gravity treatment list
Member etc. can pass through the realizations such as microprocessor, FPGA, digital signal processor.Transmission unit, receiving unit can pass through antenna
System is realized.
In several embodiments provided herein, it should be understood that disclosed device and method can pass through it
His mode is realized.Apparatus embodiments described above are merely indicative, for example, the division of the unit, only
A kind of division of logic function, formula that in actual implementation, there may be another division manner, such as：Multiple units or component can combine, or
It is desirably integrated into another system, or some features can be ignored or not executed.In addition, shown or discussed each composition portion
It can be the INDIRECT COUPLING by some interfaces, equipment or unit to divide mutual coupling or direct-coupling or communication connection
Or communication connection, can be electrical, mechanical or other forms.
The above-mentioned unit illustrated as separating component can be or may not be and be physically separated, aobvious as unit
The component shown can be or may not be physical unit, you can be located at a place, may be distributed over multiple network lists
In member；Some or all of wherein unit can be selected according to the actual needs to achieve the purpose of the solution of this embodiment.
In addition, each functional unit in various embodiments of the present invention can be fully integrated into a processing unit, also may be used
It, can also be during two or more units be integrated in one unit to be each unit individually as a unit；It is above-mentioned
The form that hardware had both may be used in integrated unit is realized, can also be realized in the form of hardware adds SFU software functional unit.
One of ordinary skill in the art will appreciate that：Realize that all or part of step of above method embodiment can pass through
The relevant hardware of program instruction is completed, and program above-mentioned can be stored in a computer read/write memory medium, the program
When being executed, step including the steps of the foregoing method embodiments is executed；And storage medium above-mentioned includes：It is movable storage device, read-only
The various media that can store program code such as memory (ROM, Read Only Memory), magnetic disc or CD.
If alternatively, the above-mentioned integrated unit of the present invention is realized in the form of software function module and as independent product
Sale in use, can also be stored in a computer read/write memory medium.Based on this understanding, the present invention is implemented
Substantially the part that contributes to existing technology can be expressed in the form of software products the technical solution of example in other words,
The computer software product is stored in a storage medium, including some instructions are used so that computer equipment (can be with
It is personal computer, server or network equipment etc.) execute all or part of each embodiment the method for the present invention.
And storage medium above-mentioned includes：Movable storage device, read-only memory (ROM, Read Only Memory), magnetic disc or light
The various media that can store program code such as disk.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (14)
1. a kind of system information transmission method, which is characterized in that the method includes：
When network side determination need to discharge the connection between user equipment (UE), connection release message is sent to the UE；The company
Connect the system information for being carried in release message and being specific to Idle state UE.
2. according to the method described in claim 1, it is characterized in that, network side determination need to discharge between user equipment (UE)
Connection, including：
The network side determines to discharge the connection of the UE and network side；Alternatively,
The network side agrees to the connection release request that the UE is sent.
3. method according to claim 1 or 2, which is characterized in that described after sending connection release message to the UE
Method further includes：
After the network side receives the access network request again of the UE in Idle state, before determining that the UE being currently accessed is
The UE of the network side is accessed, and the connection release message is transmitted across for the UE, this access is not sent to the UE is
System information.
4. a kind of system information transmission method, which is characterized in that the method includes：
After user equipment (UE) receives the connection release message that network side is sent, is obtained from the connection release message and be specific to sky
The system information of not busy state UE stores the system information, the UE enters the specific identifier read after cell and the system
Correspondence between information and the specific identifier.
5. according to the method described in claim 4, it is characterized in that, the method further includes：
When the UE accesses network again, the cell specific identity newly read is compared with the cell specific ID stored,
When cell specific identity is identical, the identical instruction of cell specific identity is sent to network side.
6. according to the method described in claim 4, it is characterized in that, the method further includes：
After Connection Release between the UE and the network side, cell reselection is carried out using the system information.
7. according to claim 4 to 6 any one of them method, which is characterized in that the cell specific identity includes cell mark
Know, area identification.
8. a kind of system information transmissions device, which is characterized in that described device includes：First determination unit and transmission unit,
In：
First determination unit is used to determine whether that the connection between UE need to be discharged, needs to trigger the transmission list when release
Member；
Transmission unit, for sending connection release message to the UE；It is carried in the connection release message and is specific to the free time
The system information of state UE.
9. device according to claim 8, which is characterized in that first determination unit is additionally operable to determining to discharge institute
When stating the connection of UE and network side, the transmission unit is triggered；Alternatively,
When receiving the connection release request that the UE is sent, the transmission unit is triggered.
10. device according to claim 8 or claim 9, which is characterized in that described device further includes：
Receiving unit, the access network request again for receiving the UE in Idle state；
Second determination unit, for determine the UE that is currently accessed whether be before access the UE of the network side, and whether be institute
It states UE and is transmitted across the connection release message, the UE being currently accessed accesses the UE of the network side and is that the UE is sent before being
The connection release message is crossed, the Dispatching Unit is triggered and does not send system information to the UE.
11. a kind of system information transmissions device, which is characterized in that described device includes：Receiving unit, acquiring unit and storage are single
Member, wherein：
Receiving unit, the connection release message for receiving network side transmission；
Acquiring unit, for obtaining the system information for being specific to Idle state UE from the connection release message；
Storage unit, for storing the specific identifier read after the system information, the UE access cell and the system
Correspondence between information and the specific identifier.
12. according to the devices described in claim 11, which is characterized in that described device further includes：
When for accessing network, the cell specific identity newly read is compared with the cell specific ID stored for comparing unit
Compared with, when cell specific identity is identical, triggering transmission unit；
Transmission unit, for sending the identical instruction of cell specific identity to network side.
13. according to the devices described in claim 11, which is characterized in that described device further includes：
Gravity treatment unit, for carrying out cell reselection using the system information.
14. according to claim 11 to 13 any one of them device, which is characterized in that the cell specific identity includes cell
Mark, area identification.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610962083.1A CN108377529A (en) | 2016-11-04 | 2016-11-04 | A kind of system information transmission method and device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610962083.1A CN108377529A (en) | 2016-11-04 | 2016-11-04 | A kind of system information transmission method and device |
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| CN102892081A (en) * | 2011-07-22 | 2013-01-23 | 华为技术有限公司 | Service redirection method, UE (user equipment), access network node and system |
| CN103458462A (en) * | 2012-06-04 | 2013-12-18 | 电信科学技术研究院 | Cell selection method and equipment |
| CN103634862A (en) * | 2008-08-06 | 2014-03-12 | 交互数字专利控股公司 | Method for operating wireless transmission/receiving unit (WTRU) in Long Term Evolution (LTE) Idle mode |
| CN105282799A (en) * | 2014-06-03 | 2016-01-27 | 联发科技股份有限公司 | Mobile communication device and method for inter-radio access technology performance enhancement |
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2016
- 2016-11-04 CN CN201610962083.1A patent/CN108377529A/en not_active Withdrawn
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103634862A (en) * | 2008-08-06 | 2014-03-12 | 交互数字专利控股公司 | Method for operating wireless transmission/receiving unit (WTRU) in Long Term Evolution (LTE) Idle mode |
| CN102892081A (en) * | 2011-07-22 | 2013-01-23 | 华为技术有限公司 | Service redirection method, UE (user equipment), access network node and system |
| CN103458462A (en) * | 2012-06-04 | 2013-12-18 | 电信科学技术研究院 | Cell selection method and equipment |
| CN105282799A (en) * | 2014-06-03 | 2016-01-27 | 联发科技股份有限公司 | Mobile communication device and method for inter-radio access technology performance enhancement |
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Application publication date: 20180807 |