CN103582084B - The transmission of cell selection information and collocation method, device, cell selecting method - Google Patents
The transmission of cell selection information and collocation method, device, cell selecting method Download PDFInfo
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- CN103582084B CN103582084B CN201210270315.9A CN201210270315A CN103582084B CN 103582084 B CN103582084 B CN 103582084B CN 201210270315 A CN201210270315 A CN 201210270315A CN 103582084 B CN103582084 B CN 103582084B
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Abstract
The invention discloses a kind of sending method of cell selection information, methods described includes：Network side sends the preferred frequency information or preferred frequency information and access technology information that terminal carries out cell selection.The invention also discloses a kind of collocation method of cell selection information, methods described includes：The preferred frequency information or the preferred frequency information and ACT information that end of making arrangements for his funeral is carried out into cell selection are directly configured in the terminal.The present invention discloses a kind of device for realizing the above method.The invention also discloses a kind of cell selecting method, in the present invention, by the preferred frequency information or preferred frequency information and access technology information configuration that will can be accessed after terminal off-grid in terminal, or terminal is sent to by network side, so, terminal is after off-grid, and the preferred frequency information that can be configured according to itself carries out cell searching, once searching the corresponding cell of optimized frequency to be accessed, the time delay for accessing cell again is substantially reduced.
Description
Technical field
The present invention relates to cell selection technology after terminal off-grid, more particularly to a kind of cell selection information sending method and
Device, the collocation method of cell selection information and device, cell selecting method.
Background technology
Found in pilot test test, when terminal carries out (FTP, File Transfer Protocol) download, a sudden peal of thunder
During the business such as download, IE page downloads, due to timesharing Long Term Evolution (TD-LTE, Time Division Long Term
Evolution) network coverage is discontinuous, when terminal departs from the TD-LTE network coverages, or Radio Link Failure occurs for terminal
After (RLF, Radio Link Failure), carry out cell reselection when, it is necessary to 25-30 seconds or so time can cell reselection connect
Enter to TD SDMA (TD-SCDMA, Time Division-Synchronous Code Division
Multiple Access) network, this will have a strong impact on Consumer's Experience.
Terminal will search for registration PLMN (RPLMN, the Registerd of last login after RLF off-grids
Public Land Mobile Network) under access technology (ACT, Access Technology).But due to being TD-LTE
The terminal RLF off-grids that the network coverage is discontinuously caused, then terminal effective net can not be searched on RPLMN/ACT (TD-LTE)
Network, and required according to existing, terminal is by the TD-LTE working frequency range itself supported, being searched for 100kHz channel grid can
With frequency, scan through and other access technologies are searched again for after all TD-LTE frequencies can use frequency, such as TD-SCDMA/ whole world is mobile logical
The available frequency of news system (GSM, Global System of Mobile communication) etc..Weight after terminal off-grid
Select time delay long, Consumer's Experience can be had a strong impact on.If forcing terminal only to scan some fixed frequencies, (such as China Mobile's existing network is being
The frequency used) or some technologies fixation frequency, then can cause terminal in roaming, possibly can not access roaming operator
Network (different from the frequency used under the China Mobile network of configuration).
The content of the invention
In view of this, it is a primary object of the present invention to provide the sending method and device, small of a kind of cell selection information
Area selects the collocation method and device, cell selecting method of information, can select the small of other networks as soon as possible after terminal off-grid
Area is simultaneously accessed, and reduces the time delay that terminal is accessed again, and do not influence use of the terminal in roaming network.
To reach above-mentioned purpose, the technical proposal of the invention is realized in this way：
A kind of sending method of cell selection information, including：
Network side sends the preferred frequency information or preferred frequency information and access technology letter that terminal carries out cell selection
Breath.
Preferably, the preferred frequency information or preferred frequency information and access technology information are laggard for terminal off-grid
Row cell is selected.
Preferably, methods described also includes：
Identified according to PLMN PLMN and/or access technology ACT marks determine the excellent of the cell selection
Selected frequency information or preferred frequency information and ACT information.
Preferably, methods described also includes：
Identified according to the PLMN of operator and/or ACT identifies the actual use frequency information and/or ACT of corresponding network
Information determines the preferred frequency information or preferred frequency information and ACT information.
Preferably, methods described also includes：
The wireless access technology used according to operator in base station deployment region, and frequency used in wireless access technology
The coverage condition information of rate and/or access technology, determines the preferred frequency information or preferred frequency information and ACT information.
Preferably, the network side send terminal carry out cell selection preferred frequency information or preferred frequency information and
Access technology information, including：
The network side is by the preferred frequency information or the preferred frequency information and ACT information with system information side
Formula or dedicated signaling mode are transmitted.
Preferably, methods described also includes：
The network side periodically send terminal carry out cell selection preferred frequency information or preferred frequency information and
Access technology information；
Or, the network side in the preferred frequency information or the preferred frequency information and ACT information updatings,
Send the preferred frequency information or the preferred frequency information and ACT information after updating.
Preferably, the preferred frequency information includes preferred band information, or preferably frequency point information, or preferably frequency range and right
Channel grid information should be scanned.
A kind of collocation method of cell selection information, including：
The preferred frequency information or the preferred frequency information and ACT information that terminal is carried out into cell selection are directly configured
In the terminal.
Preferably, described preferred frequency information or preferred frequency information and access technology information are used for after terminal off-grid
Carry out cell selection.
Preferably, methods described also includes：
When the terminal carries out software upgrading, by the preferred frequency information or the preferred frequency information after renewal
And ACT information configurations are in the terminal.
Preferably, methods described also includes：
When the preferred frequency information or the preferred frequency information and ACT information configured for the terminal is multiple,
The priority of the preferred frequency information or the preferred frequency information and ACT information is set；
After the terminal off-grid, according to the preferential of the preferred frequency information or the preferred frequency information and ACT information
Level enters the cell of criterion by high sequential search and selector splice grafting on earth and initiates access request.
Preferably, the preferred frequency information includes preferred band information, or preferably frequency point information, or preferably frequency range and right
Channel grid information should be scanned.
A kind of method of cell selection, including：
Network side sends the preferred frequency information or preferred frequency information and access technology letter that terminal carries out cell selection
Breath；
Terminal is carried out after RLF off-grids according to the preferred frequency information or preferred frequency information and access technology information
Cell searching, when the reception level of the cell searched exceedes pre-determined threshold, access request is initiated to the cell.
Preferably, methods described also includes：
Identified according to PLMN and/or access technology ACT marks determine the preferred frequency information or preferred that the cell is selected
Frequency information and ACT information.
Preferably, methods described also includes：
Identified according to the PLMN of operator and/or ACT identifies the actual use frequency information and/or ACT of corresponding network
Information determines the preferred frequency information or preferred frequency information and ACT information.
Preferably, methods described also includes：
The wireless access technology used according to operator in base station deployment region, and frequency used in wireless access technology
The coverage condition information of rate and/or access technology, determines the preferred frequency information or preferred frequency information and ACT information.
A kind of method of cell selection, including：
The preferred frequency information or preferred frequency information and access technology information for carrying out cell selection are configured for terminal；
Terminal is carried out after RLF off-grids according to the preferred frequency information or preferred frequency information and access technology information
Cell searching, when the reception level of the cell searched exceedes pre-determined threshold, access request is initiated to the cell.
Preferably, methods described also includes：
Identified according to PLMN and/or access technology ACT marks determine the preferred frequency information or preferred that the cell is selected
Frequency information and ACT information.
Preferably, methods described also includes：
Identified according to the PLMN of operator and/or ACT identifies the actual use frequency information and/or ACT of corresponding network
Information determines the preferred frequency information or preferred frequency information and ACT information.
Preferably, methods described also includes：
The wireless access technology used according to operator in base station deployment region, and frequency used in wireless access technology
The coverage condition information of rate and/or access technology, determines the preferred frequency information or preferred frequency information and ACT information.
A kind of dispensing device of cell selection information, including：
Transmitting element, preferred frequency information or preferred frequency information and the access of cell selection are carried out for sending terminal
Technical information.
Preferably, described preferred frequency information or preferred frequency information and access technology information are used for after terminal off-grid
Carry out cell selection.
Preferably, described device also includes：
Determining unit, described in being determined according to PLMN PLMN marks and/or access technology ACT marks
The preferred frequency information or preferred frequency information and ACT information of cell selection；
Or, identified according to the PLMN of operator and/or ACT identify the actual use of corresponding network frequency information and/
Or ACT information determines the preferred frequency information or preferred frequency information and ACT information；
Or, the wireless access technology used according to operator in base station deployment region, and wireless access technology are made
The coverage condition information of frequency and/or access technology, determines the preferred frequency information or preferred frequency information and ACT
Information.
Preferably, the transmitting element is additionally operable to, by the preferred frequency information or the preferred frequency information and ACT
Information is transmitted with system information mode or dedicated signaling mode.
Preferably, the transmitting element is additionally operable to, periodically send terminal carry out cell selection preferred frequency information,
Or preferred frequency information and access technology information；
Or, in the preferred frequency information or the preferred frequency information and ACT information updatings, send after updating
The preferred frequency information or the preferred frequency information and ACT information.
A kind of configuration device of cell selection information, including：
Dispensing unit, for will make arrangements for his funeral end carry out cell selection preferred frequency information or the preferred frequency information and
ACT information is directly configured in the terminal.
Preferably, the preferred frequency information or preferred frequency information and access technology information are laggard for terminal off-grid
Row cell is selected.
Preferably, the dispensing unit is additionally operable to, when the terminal carries out software upgrading, will be described preferred after renewal
Frequency information or the preferred frequency information and ACT information configurations are in the terminal.
Preferably, described device also includes setting unit and access unit, wherein：
Setting unit, is the preferred frequency information or the preferred frequency that the terminal is configured in the dispensing unit
Rate information and ACT information for it is multiple when, the excellent of the preferred frequency information or the preferred frequency information and ACT information is set
First level；
Access unit, for after the terminal off-grid, according to the preferred frequency information or the preferred frequency information
And the priority of ACT information enters the cell of criterion by high sequential search and selector splice grafting on earth and initiates access request.
In the present invention, network side sends terminal and carries out the preferred frequency information or preferred frequency information of cell selection and connect
Enter technical information, or, the preferred frequency information or the preferred frequency information and ACT that end of making arrangements for his funeral is carried out into cell selection are believed
Breath is directly configured at the terminal.The preferred frequency information or preferred frequency information and access technology information are de- for terminal
Cell selection is carried out after net.In the present invention, by the way that the carrier frequency information for other networks that can be accessed after terminal off-grid is configured at
The terminal is notified in terminal or by network side, so, terminal is after off-grid, the preferred frequency information that can be configured according to itself
Cell searching is carried out, is accessed once searching the corresponding cell of optimized frequency, access cell is substantially reduced again
Time delay.
The advantage issued using network side is can be according to specific wireless technology, the nothing of carrier network distinct coverage region
The preferred frequency information or preferred frequency information of frequency that line technology is used and/or coverage strength to the terminal off-grid in the region
Configured with access technology information, can accomplish that different districts configure different information, meet deployment requirements with more becoming more meticulous,
And after the frequency and/or coverage strength that the wireless technology in overlay area, wireless technology are used change, it can pass through
Plain mode is met in network side change related cell selection preferred frequency information or preferred frequency information and access technology information
New demand, it is not necessary to recalled to terminal.Using the preferred frequency information directly after end side configuration off-grid or preferably
The advantage of frequency information and access technology information is to standardize, and belongs to producer's realization, if deployment requirements and environment occur
During change, it can be updated using terminal recalling or online upgrading mode.
Brief description of the drawings
Fig. 1 is the flow chart of the sending method of the cell selection information of the embodiment of the present invention；
Fig. 2 is the flow chart of the collocation method of the cell selection information of the embodiment of the present invention；
Fig. 3 is the composition structural representation of the dispensing device of the cell selection information of the embodiment of the present invention；
Fig. 4 is the composition structural representation of the configuration device of the cell selection information of the embodiment of the present invention.
Embodiment
The present invention basic thought be：Network side sends the preferred frequency information or preferred frequency that terminal carries out cell selection
Rate information and access technology information, or, it is that terminal configures the preferred frequency information that cell is selected after off-grid or optimized frequency letter
Breath and access technology ACT；After terminal off-grid according to the preferred frequency information or preferred frequency information and ACT itself configured again
Cell is selected, and is accessed.
It is by the following examples and referring to the drawings, right for the object, technical solutions and advantages of the present invention are more clearly understood
The present invention is further described.
Assuming that PLMN (PLMN, Public the Land Mobile of the TD-LTE networks of China Mobile
Network) number is PLMN1, and the frequency range of deployment is 2570-2620MHz, 2300-2400MHz, and specific frequency is 2575-
2595MHz、2595-2615MHz、2330-2350MHz；The PLMN numbers of TD-SCDMA network are PLMN2, and the frequency range of deployment is
2010-2025MHz, specific frequency is 2010-2011.6MHz, 2011.6-2013.2MHz；The PLMN numbers of GSM network are
PLMN3, the frequency range of deployment is 1710-1785/1805-1880MHz, and specific frequency is 1710-1710.2/1805-1805.2MHz
Deng.Assuming that the PLMN numbers of the TD-LTE networks of certain operator of signature roaming agreement are PLMN4, the frequency range of deployment is 2570-
2620MHz, 2300-2400MHz, specific frequency are 2570-2590MHz, 2380-2400MHz；Its TD-SCDMA network
PLMN numbers are PLMN5, and deployment frequency range is 1900-1920MHz, and specific frequency is 1900-1901.6MHz etc..
Fig. 1 is the flow chart of the sending method of the cell selection information of the embodiment of the present invention, as shown in figure 1, this example
The method that cell is selected after terminal off-grid comprises the following steps：
Step 101, network side sends preferred frequency information or preferred frequency information and the access that terminal carries out cell selection
Technical information.
In the present invention, preferred frequency information includes preferred band information, or preferably frequency point information, or preferably frequency range and correspondingly
Scan channel grid information；In addition, in addition to preferred frequency information, can be while the corresponding access technology of configuration frequency information.
In this example, preferred frequency information or preferred frequency information and access technology information are handed down to terminal by network side,
And by these preferred frequency informations of terminal storage or preferred frequency information and access technology information；So, preferred frequency information is worked as
Or preferred frequency information and access technology information are when having renewal, by the preferred frequency information or preferred frequency information after renewal and connect
Enter technical information and be sent to each terminal, each terminal is stored；Or, network side is periodically by preferred frequency information or preferred
Frequency information and access technology information are sent to each terminal, and each terminal is stored.The length in cycle, example can be arranged as required to
Such as, can be by Cycle Length because the speed of preferred frequency information or preferred frequency information and access technology information updating is slower
Be set to one month etc..
In the present invention, the frequency that can be identified and correspondingly use according to the PLMN/ACT of each Web vector graphic of operator, is eventually
Cell is selected after end configuration off-grid preferred frequency information or preferred frequency information and access technology information.
In the present invention, the wireless access technology that can also be used according to operator in base station deployment region, and wirelessly connect
Enter the coverage condition information of frequency used in technology and/or access technology, determine the preferred frequency information or optimized frequency
Information and ACT information
In the present invention, when preferred frequency range or preferred frequency range and access technology, preferably frequency or preferred frequency access technology can
Think one or more, when for it is multiple when, priority ranking can be carried out according to operator actual frequency service condition.Namely
Say, when the preferred frequency information configured for terminal is more than one, after terminal off-grid, can first be searched according to the priority of frequency
The corresponding cell of the high frequency of rope priority, is accessed, it is impossible to which search priority is low when searching cell if searching cell
Cell.
In the present invention, the network design situation of carrier network, the PLMN that respectively terminal is supported can be corresponded to according to PLMN
The preferred frequency (EARFCN of center frequency point) of cell selection after configurating terminal off-grid or preferably frequency and access technology, example
Such as, the PLMN of China Mobile TD-LTE networks is designated PLMN1, and center frequency point is 2585MHz, 2605MHz, 2340MHz；TD-
The PLMN of SCDMA networks is designated PLMN2, and center frequency point is 2010.8MHz, 2012.4MHz；The PLMN of GSM network is designated
PLMN3, center frequency point is 1710.1/1805.1MHz；
The present invention carry out preferred frequency information configuration when, be PLMN1 configuration preferred center frequency be followed successively by 2585MHz,
2340MHz；Or, it is that the preferred center frequency and access technology of PLMN1 configurations are followed successively by 2585MHz and TD-LTE access technologies
Mark, 2340MHz and TD-LTE access technologies mark, 2010.8MHz and TD-SCDMA access technologies mark.
The advantage of the configuration mode is, due under the centre frequency for the preferred carrier wave for directly selecting terminal housing estate after off-grid
Terminal is issued, the cell turn-on time after terminal off-grid can be at utmost reduced.
When the present invention carries out preferred frequency information configuration, the deployment scenario of carrier network can be also corresponded to according to PLMN, point
Not Wei the PLMN that supports of terminal configure preferred frequency range or preferred frequency range and access technology.For example, the preferred frequency range configured for PLMN1
For 2570-2620MHz (Band 38), 2300-2400MHz (Band40)；The preferred frequency ranges of PLMN2 are 2010-2025MHz (Band
a)；
Or, the preferred frequency range and access technology for being PLMN1 configurations are 2570-2620MHz (Band 38) and TD-LTE pairs
Answer network identity, 2300-2400MHz (Band 40) and TD-LTE map networks mark；The preferred frequency ranges of PLMN2 are 2010-
2025MHz (Band a) and TD-LTE map networks mark；
Terminal housing estate selection preferred frequency information or preferred frequency information and access technology information are issued according to network side
Configuration mode if, can be according to the actual use wireless access technology of each base station coverage area of operator, wirelessly connect
Enter the information such as frequency used in technology to configure above- mentioned information, different districts can use different configurations, more have
Flexibility, more presses close to the deployment requirements of operator.
When the present invention carries out preferred frequency information configuration, the deployment scenario of carrier network can be also corresponded to according to PLMN, point
Not Wei the PLMN that supports of terminal configure preferred frequency range and channel grid or preferred frequency range, channel grid and access technology；For example, being
The preferred frequency range of PLMN1 configurations is 2570-2620MHz (Band 38), and 2300-2400MHz (Band 40), above-mentioned frequency range is swept
Channel grid are retouched for 1MHz；The preferred frequency ranges of PLMN2 are 2010-2025MHz (Band a), and scanning channel grid are 400kHz；Or, it is
The preferred frequency range of PLMN1 configurations is 2570-2620MHz (Band 38) access technology marks corresponding with TD-LTE, 2300-
2400MHz (Band 40) access technology marks corresponding with TD-LTE, the scanning channel grid of above-mentioned frequency range are 1MHz；PLMN2 is preferred
Frequency range is 2010-2025MHz (Band a) access technology marks corresponding with TD-SCDMA, and scanning channel grid are 400kHz.So,
It by adjusting the width of channel grid, can both ensure turn-on time, the centre carrier frequency supported in operator's frequency range can be taken into account again
Flexible selection.
Step 102, terminal is identified after RLF off-grids according to the PLMN/ACT of cell resident before, is read corresponding de-
Cell is selected after net preferred frequency information or preferred frequency information and access technology information.
Step 103, terminal is selected according to cell after the off-grid of acquisition preferred frequency information or preferred frequency information and connect
Enter technology, carry out cell selection.
Step 104, the preferred frequency range or preferred frequency of terminal-pair configuration are scanned, when the frequency respective cell retrieved
Reception level exceed pre-determined threshold when, terminal to the cell initiate access request；
Step 105, determine whether terminal successfully completes cell selection in preferred frequency range or frequency；
If terminal does not have on the optimized frequency or optimized frequency and access technology on the PLMN/ACT of cell resident before
Cell selection is successfully completed, then performs step 107, if cell is successfully accessed, performs and enters step 106.
Step 106, terminal successfully completes cell selection.
Step 107, terminal carries out cell selection in the frequency range of all supports or the frequency range and technology of all supports.
In this example, the preferred frequency information or the preferred frequency information and ACT information that network side is sent are many
When individual, the priority of the preferred frequency information or the preferred frequency information and ACT information is set；After the terminal off-grid,
According to the priority of the preferred frequency information or the preferred frequency information and ACT information by high sequential search on earth simultaneously
Selector splice grafting enters the cell of criterion and initiates access request.
Fig. 2 is the flow chart of the sending method of the cell selection information of the embodiment of the present invention, as shown in Fig. 2 this example
The sending method of cell selection information comprises the following steps：
Step 201, the preferred frequency information or preferred frequency information and access technology for end of making arrangements for his funeral being carried out into cell selection are believed
Breath is directly configured in terminal.
Described preferred frequency information or preferred frequency information and access technology information carry out cell after being used for terminal off-grid
Selection.
Preferred frequency information or preferred frequency information and access technology information are directly configured in terminal, such as at end
Preferred frequency information or preferred frequency information and access technology information are directly configured at wherein when bringing out factory, or, in terminal
When carrying out software upgrading, preferred frequency information or preferred frequency information and access technology information are directly configured at wherein.
Step 202, terminal is identified after RLF off-grids according to the PLMN/ACT of cell resident before, is read corresponding de-
Cell is selected after net preferred frequency information or preferred frequency information and access technology information.
Step 203, terminal is selected according to cell after the off-grid of acquisition preferred frequency information or preferred frequency information and connect
Enter technology, carry out cell selection.
Step 204, the preferred frequency range or preferred frequency of terminal-pair configuration are scanned, when the frequency respective cell retrieved
Reception level exceed pre-determined threshold when, terminal to the cell initiate access request；
Step 205, determine whether terminal successfully completes cell selection in preferred frequency range or frequency；
If terminal is not successfully completed cell selection on the PLMN/ACT of cell resident before, step 207 is performed,
If cell is successfully accessed, performs and enter step 206.
Step 206, terminal successfully completes cell selection.
Step 207, terminal carries out cell selection in the frequency range of all supports or the frequency range and technology of all supports.
It is the preferred frequency information or the preferred frequency information and ACT information of the terminal configuration in this example
For it is multiple when, the priority of the preferred frequency information or the preferred frequency information and ACT information is set；The terminal takes off
After net, searched according to the priority of the preferred frequency information or the preferred frequency information and ACT information by high order on earth
Simultaneously selector splice grafting enters the cell of criterion and initiates access request rope.
Fig. 3 is the composition structural representation of the dispensing device of the cell selection information of the embodiment of the present invention, as shown in figure 3,
The dispensing device of the cell selection information of the embodiment of the present invention includes transmitting element 30, and cell selection is carried out for sending terminal
Preferred frequency information or preferred frequency information and access technology information.
Above-mentioned preferred frequency information or preferred frequency information and access technology information carry out cell after being used for terminal off-grid
Selection.
On the basis of the dispensing device of cell selection information shown in Fig. 3, the transmission dress of the cell selection information of this example
Putting also includes：
Determining unit 31, for determining institute according to PLMN PLMN marks and/or access technology ACT marks
State the preferred frequency information or preferred frequency information and ACT information of cell selection；
Or, identified according to the PLMN of operator and/or ACT identify the actual use of corresponding network frequency information and/
Or ACT information determines the preferred frequency information or preferred frequency information and ACT information；
Or, the wireless access technology used according to operator in base station deployment region, and wireless access technology are made
The coverage condition information of frequency and/or access technology, determines the preferred frequency information or preferred frequency information and ACT
Information.
It will be appreciated by those skilled in the art that the determining unit 31 shown in Fig. 3 is selected to optimize the cell of this example
The dispensing device of information and set, be not the necessary technology means of the configuration device of cell selection information of the present invention.
Above-mentioned transmitting element 30 is additionally operable to, by the preferred frequency information or the preferred frequency information and ACT information with
System information mode or dedicated signaling mode are transmitted.
Or, above-mentioned transmitting element 30 is additionally operable to, periodically send terminal carry out cell selection preferred frequency information,
Or preferred frequency information and access technology information；
Or, in the preferred frequency information or the preferred frequency information and ACT information updatings, send after updating
The preferred frequency information or the preferred frequency information and ACT information.
In the present invention, preferred frequency information includes preferred band information, or preferably frequency point information, or preferably frequency range and correspondingly
Scan channel grid information.
In this example, when the preferred frequency information or the preferred frequency information and ACT information that network side is sent are
When multiple, the priority of the preferred frequency information or the preferred frequency information and ACT information is set；And after terminal off-grid,
According to the priority of the preferred frequency information or the preferred frequency information and ACT information by high sequential search on earth simultaneously
Selector splice grafting enters the cell of criterion and initiates access request.
It will be appreciated by those skilled in the art that each processing list in the dispensing device of cell selection information shown in Fig. 3
First realizes that function can refer to the associated description of the sending method of foregoing cell selection information and understand.Those skilled in the art should
Work as understanding, the function of each processing unit can be by running on processor in the dispensing device of the cell selection information shown in Fig. 3
Program and realize, can also be realized by specific logic circuit.
Fig. 4 is the composition structural representation of the configuration device of the cell selection information of the embodiment of the present invention, as shown in figure 4,
The configuration device of the cell selection information of this example includes dispensing unit 40, the preferred frequency for end of making arrangements for his funeral to be carried out to cell selection
Rate information or the preferred frequency information and ACT information are directly configured at the terminal.
Above-mentioned preferred frequency information or preferred frequency information and access technology information are used to after terminal off-grid carry out cell choosing
Select.
Above-mentioned dispensing unit 40 is additionally operable to, when the terminal carries out software upgrading, by the optimized frequency after renewal
Information or the preferred frequency information and ACT information configurations are in the terminal.
On the basis of the configuration device of cell selection information shown in Fig. 4, this example cell selects the configuration device of information
Also include setting unit 41 and access unit 42, wherein：
Setting unit 41, is the preferred frequency information or described excellent that the terminal is configured in the dispensing unit 40
Selected frequency information and ACT information for it is multiple when, the preferred frequency information or the preferred frequency information and ACT information are set
Priority；
Access unit 42, for after the terminal off-grid, believing according to the preferred frequency information or the optimized frequency
The priority of breath and ACT information enters the cell of criterion by high sequential search and selector splice grafting on earth and initiates access request.
It will be appreciated by those skilled in the art that the setting unit 41 and access unit 42 shown in Fig. 4 are originally shown for optimization
Example cell selection information configuration device and set, be not the necessary skill of the configuration device of cell selection information of the present invention
Art means.
The preferred frequency information includes preferred band information, or preferably frequency point information, or preferably frequency range and correspondence scanning
Channel grid information.
It will be appreciated by those skilled in the art that each processing list in the configuration device of cell selection information shown in Fig. 4
First realizes that function can refer to the associated description of the collocation method of foregoing cell selection information and understand.Those skilled in the art should
Work as understanding, the function of each processing unit can be realized by running on the program on processor in the terminal shown in Fig. 4, can also be led to
Cross specific logic circuit and realize.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention.
Claims (24)
1. a kind of sending method of cell selection information, it is characterised in that methods described includes：
Network side sends the preferred frequency information or preferred frequency information of terminal progress cell selection in dedicated signaling mode and connect
Enter technical information；The preferred frequency information or preferred frequency information and access technology information are small for being carried out after terminal off-grid
Area is selected.
2. according to the method described in claim 1, it is characterised in that methods described also includes：
Identified according to PLMN PLMN and/or access technology ACT marks determine the preferred frequency that the cell is selected
Rate information or preferred frequency information and ACT information.
3. according to the method described in claim 1, it is characterised in that methods described also includes：
Identified according to the PLMN of operator and/or ACT identifies the actual use frequency information of corresponding network and/or ACT information
Determine the preferred frequency information or preferred frequency information and ACT information.
4. according to the method described in claim 1, it is characterised in that methods described also includes：
The wireless access technology used according to operator in base station deployment region, and frequency used in wireless access technology
And/or the coverage condition information of access technology, determine the preferred frequency information or preferred frequency information and ACT information.
5. according to the method described in claim 1, it is characterised in that methods described also includes：
The network side periodically sends preferred frequency information or preferred frequency information and the access that terminal carries out cell selection
Technical information；
Or, the network side is sent in the preferred frequency information or the preferred frequency information and ACT information updatings
The preferred frequency information or the preferred frequency information and ACT information after renewal.
6. the method according to any one of claim 1 to 5, it is characterised in that the preferred frequency information includes preferred frequency
Segment information, or preferably frequency point information, or preferably frequency range and correspondence scanning channel grid information.
7. a kind of collocation method of cell selection information, it is characterised in that methods described includes：
The preferred frequency information or the preferred frequency information and ACT information that terminal is carried out into cell selection are directly configured at institute
State in terminal；Described preferred frequency information or preferred frequency information and access technology information are sent in dedicated signaling mode, are used
In progress cell selection after terminal off-grid.
8. method according to claim 7, it is characterised in that methods described also includes：
When the terminal carries out software upgrading, by the preferred frequency information or the preferred frequency information and ACT after renewal
Information configuration is in the terminal.
9. the method according to claim 7 or 8, it is characterised in that methods described also includes：
When the preferred frequency information or the preferred frequency information and ACT information configured for the terminal is multiple, set
The priority of the preferred frequency information or the preferred frequency information and ACT information；
After the terminal off-grid, according to the preferred frequency information or the preferred frequency information and ACT information priority by
High sequential search and selector splice grafting on earth enters the cell of criterion and initiates access request.
10. method according to claim 9, it is characterised in that the preferred frequency information includes preferred band information, or
It is preferred that frequency point information, or preferably frequency range and correspondence scanning channel grid information.
11. a kind of method of cell selection, it is characterised in that methods described includes：
Network side sends the preferred frequency information or preferred frequency information of terminal progress cell selection in dedicated signaling mode and connect
Enter technical information；
Terminal carries out cell after RLF off-grids according to the preferred frequency information or preferred frequency information and access technology information
Search, when the reception level of the cell searched exceedes pre-determined threshold, access request is initiated to the cell.
12. method according to claim 11, it is characterised in that methods described also includes：
Identified according to PLMN and/or access technology ACT identifies the preferred frequency information or optimized frequency for determining that the cell is selected
Information and ACT information.
13. method according to claim 11, it is characterised in that methods described also includes：
Identified according to the PLMN of operator and/or ACT identifies the actual use frequency information of corresponding network and/or ACT information
Determine the preferred frequency information or preferred frequency information and ACT information.
14. method according to claim 11, it is characterised in that methods described also includes：
The wireless access technology used according to operator in base station deployment region, and frequency used in wireless access technology
And/or the coverage condition information of access technology, determine the preferred frequency information or preferred frequency information and ACT information.
15. a kind of method of cell selection, it is characterised in that methods described includes：
The preferred frequency information or preferred frequency information and access technology information for carrying out cell selection are configured for terminal；
Terminal carries out cell after RLF off-grids according to the preferred frequency information or preferred frequency information and access technology information
Search, when the reception level of the cell searched exceedes pre-determined threshold, access request is initiated to the cell.
16. method according to claim 15, it is characterised in that methods described also includes：
Identified according to PLMN and/or access technology ACT identifies the preferred frequency information or optimized frequency for determining that the cell is selected
Information and ACT information.
17. method according to claim 15, it is characterised in that methods described also includes：
Identified according to the PLMN of operator and/or ACT identifies the actual use frequency information of corresponding network and/or ACT information
Determine the preferred frequency information or preferred frequency information and ACT information.
18. method according to claim 15, it is characterised in that methods described also includes：
The wireless access technology used according to operator in base station deployment region, and frequency used in wireless access technology
And/or the coverage condition information of access technology, determine the preferred frequency information or preferred frequency information and ACT information.
19. a kind of dispensing device of cell selection information, it is characterised in that described device includes：
Transmitting element, for sending preferred frequency information or optimized frequency that terminal carries out cell selection in dedicated signaling mode
Information and access technology information；Described preferred frequency information or preferred frequency information and access technology information are de- for terminal
Cell selection is carried out after net.
20. device according to claim 19, it is characterised in that described device also includes：
Determining unit, for determining the cell according to PLMN PLMN marks and/or access technology ACT marks
The preferred frequency information or preferred frequency information and ACT information of selection；
Or, identified according to the PLMN of operator and/or ACT identifies the actual use frequency information and/or ACT of corresponding network
Information determines the preferred frequency information or preferred frequency information and ACT information；
Or, the wireless access technology used according to operator in base station deployment region, and used in wireless access technology
The coverage condition information of frequency and/or access technology, determines the preferred frequency information or preferred frequency information and ACT information.
21. device according to claim 19, it is characterised in that the transmitting element is additionally operable to, periodically sends eventually
End carries out the preferred frequency information or preferred frequency information and access technology information of cell selection；
Or, in the preferred frequency information or the preferred frequency information and ACT information updatings, send the institute after updating
State preferred frequency information or the preferred frequency information and ACT information.
22. a kind of configuration device of cell selection information, it is characterised in that described device includes：
Dispensing unit, preferred frequency information or the preferred frequency information and ACT for end of making arrangements for his funeral to be carried out to cell selection are believed
Breath is directly configured in the terminal；The preferred frequency information or preferred frequency information and access technology information are with special letter
Mode is made to send, for carrying out cell selection after terminal off-grid.
23. device according to claim 22, it is characterised in that the dispensing unit is additionally operable to, is carried out in the terminal
During software upgrading, by the preferred frequency information or the preferred frequency information and ACT information configurations after renewal in the end
End.
24. the device according to claim 22 or 23, it is characterised in that described device also includes setting unit and access is single
Member, wherein：
Setting unit, is the preferred frequency information that the terminal is configured or optimized frequency letter in the dispensing unit
Breath and ACT information for it is multiple when, the priority of the preferred frequency information or the preferred frequency information and ACT information is set；
Access unit, for after the terminal off-grid, according to the preferred frequency information or the preferred frequency information and
The priority of ACT information enters the cell of criterion by high sequential search and selector splice grafting on earth and initiates access request.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210270315.9A CN103582084B (en) | 2012-07-31 | 2012-07-31 | The transmission of cell selection information and collocation method, device, cell selecting method |
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| CN201210270315.9A CN103582084B (en) | 2012-07-31 | 2012-07-31 | The transmission of cell selection information and collocation method, device, cell selecting method |
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| CN105792325B (en) * | 2014-12-26 | 2019-10-11 | 展讯通信（上海）有限公司 | User terminal and its cell selecting method and device |
| CN106664625B (en) * | 2015-06-11 | 2019-12-17 | 华为技术有限公司 | user equipment and network access method |
| US10021673B2 (en) | 2016-03-25 | 2018-07-10 | Apple Inc. | Mechanisms for optimizing communications band selection depending on ongoing quality of service |
| CN105873103A (en) * | 2016-03-31 | 2016-08-17 | 北京奇虎科技有限公司 | Communication network access device and user equipment |
| CN106792997A (en) * | 2016-12-30 | 2017-05-31 | 宇龙计算机通信科技(深圳)有限公司 | A kind of cell selecting method and terminal device |
| CN109302730A (en) * | 2017-07-25 | 2019-02-01 | 华为技术有限公司 | A kind of network search method and terminal |
| WO2021138826A1 (en) * | 2020-01-08 | 2021-07-15 | Qualcomm Incorporated | Cell selection according to support for a radio access technology |
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