CN108668339A - A kind of cell selecting method and terminal device - Google Patents

A kind of cell selecting method and terminal device Download PDF

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Publication number
CN108668339A
CN108668339A CN201810460171.0A CN201810460171A CN108668339A CN 108668339 A CN108668339 A CN 108668339A CN 201810460171 A CN201810460171 A CN 201810460171A CN 108668339 A CN108668339 A CN 108668339A
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China
Prior art keywords
carrier frequency
cell
frequency point
terminal device
resident
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CN201810460171.0A
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Chinese (zh)
Inventor
刘辉
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Vivo Mobile Communication Co Ltd
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Vivo Mobile Communication Co Ltd
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Priority to CN201810460171.0A priority Critical patent/CN108668339A/en
Publication of CN108668339A publication Critical patent/CN108668339A/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/16—Discovering, processing access restriction or access information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/20—Selecting an access point
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W60/00—Affiliation to network, e.g. registration; Terminating affiliation with the network, e.g. de-registration

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The embodiment of the invention discloses a kind of cell selecting method and terminal device, this method is applied to terminal device, and this method includes：Based on pre-stored carrier frequency point information, cell is selected to be resident；It in the case where the cell selected based on the carrier frequency point information meets preset non-resident condition, carries out searching net based on other carrier frequency points outside the corresponding carrier frequency point of the carrier frequency point information, to choose the resident cell of the terminal device.Pass through this method, pre-stored carrier frequency point information can be preferentially based on and carry out cell selection, terminal device can be reduced searches the net time, simultaneously, one trigger condition is set, i.e. in the case where the cell selected based on the carrier frequency point information meets preset non-resident condition, terminal device can carry out searching net in other carrier frequency points, resident to select the better cell in periphery to carry out registration.

Description

A kind of cell selecting method and terminal device
Technical field
The present invention relates to field of communication technology more particularly to a kind of cell selecting methods and terminal device.
Background technology
In wireless communications, it usually needs the processing such as cell selection, cell reselection or cell switching are carried out to terminal device, In order to accelerate to search net spee, wireless chip manufacturer can generally prestore the selection scheme of cell, the frequency registered such as log history Point information, the information of configuration registration historical cell number, the preferential band information of configuration and the common frequency point information of configuration etc..
Terminal device can be gone through when carrying out the selection of cell according to the frequency point information of the history registry of record, configuration registration Information, the preferential band information of configuration or the common frequency point information of configuration of history cell number are stayed to select suitable cell to carry out registration It stays.However, if the frequency point information of pre-recorded history registry, configuration register the information of historical cell number, configuration preferentially The information that there is abnormal cell in practical applications is only had recorded in band information or the common frequency point information of configuration, but is not included Normal cell information, or only record the information of the non-optimal cell in certain place；If terminal device has selected above-mentioned exception small Area or non-optimal cell initiate registration request, then the case where optimum subdistrict is adjacent area are not being configured on selected serving cell in network Under, terminal device will be unable to also have no chance that normal or optimum subdistrict is selected to initiate registration.
Invention content
The embodiment of the present invention provides a kind of cell selecting method, is selected by pre-stored information with solving terminal device Abnormal cell or non-optimal cell initiate to will be unable to also have no chance when registration selection normal cell or note is initiated in optimum subdistrict The problem of volume.
For this purpose, what the embodiment of the present invention was realized in：
In a first aspect, the embodiment of the present invention provides a kind of cell selecting method, it is applied to terminal device, the method packet It includes：
Based on pre-stored carrier frequency point information, cell is selected to be resident；
In the case where the cell selected based on the carrier frequency point information meets preset non-resident condition, based on described Other carrier frequency points outside the corresponding carrier frequency point of carrier frequency point information carry out searching net, to choose resident small of the terminal device Area.
Second aspect, the embodiment of the present invention provide a kind of terminal device, and the terminal device includes：
First community selecting module selects cell to be resident for being based on pre-stored carrier frequency point information；
Second community selecting module, it is preset non-resident for meeting in the cell selected based on the carrier frequency point information It in the case of condition, carries out searching net based on other carrier frequency points outside the corresponding carrier frequency point of the carrier frequency point information, with choosing The cell for taking the terminal device resident.
The third aspect, the embodiment of the present invention provide a kind of terminal device, including processor, memory and are stored in described deposit On reservoir and the computer program that can run on the processor, the computer program are realized when being executed by the processor The step of cell selecting method that above-mentioned first aspect provides.
Fourth aspect, the embodiment of the present invention provide a kind of computer readable storage medium, the computer-readable storage medium Computer program is stored in matter, the computer program realizes the cell selection that above-mentioned first aspect provides when being executed by processor The step of method.
In embodiments of the present invention, it is based on pre-stored carrier frequency point information, selects cell to be resident, based on this In the case that the cell of carrier frequency point information selection meets preset non-resident condition, it is based on the corresponding load of carrier frequency point information Other carrier frequency points outside wave frequency point carry out searching net, to choose the resident cell of terminal device, in this way, can preferentially be based on advance The carrier frequency point information of storage carries out cell selection, it is possible to reduce and terminal device is searched the net time, meanwhile, a triggering item is set Part, i.e., in the case where the cell selected based on the carrier frequency point information meets preset non-resident condition, terminal device can be with It carries out searching net in other carrier frequency points, be resident with selecting the better cell in periphery to carry out registration, so that terminal device can The selection better cell in periphery that has an opportunity carries out registration and is resident, and improves the communication efficiency of terminal device.
Description of the drawings
Fig. 1 is one of cell selecting method embodiment provided in an embodiment of the present invention；
Fig. 2 is a kind of structural schematic diagram of cell selection system provided in an embodiment of the present invention；
Fig. 3 is one of cell selecting method embodiment provided in an embodiment of the present invention；
Fig. 4 is one of cell selecting method embodiment provided in an embodiment of the present invention；
Fig. 5 is one of cell selecting method embodiment provided in an embodiment of the present invention；
Fig. 6 is one of terminal device embodiment provided in an embodiment of the present invention；
Fig. 7 is one of terminal device embodiment provided in an embodiment of the present invention.
Marginal data：
100- terminal devices, 200- network side equipments, FreqA-A cells, FreqB-B cells.
Specific implementation mode
A kind of cell selecting method of offer of the embodiment of the present invention and terminal device.
In order to make those skilled in the art more fully understand the technical solution in the present invention, below in conjunction with of the invention real The attached drawing in example is applied, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described implementation Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common The every other embodiment that technical staff is obtained without creative efforts, should all belong to protection of the present invention Range.
As shown in Figure 1, the embodiment of the present invention provides a kind of cell selecting method, the executive agent of this method can be terminal Equipment, the terminal device can such as personal computer equipment, can also such as mobile phone, tablet computer mobile terminal device, should Terminal device can be the terminal device that user uses.This method can be used for having selected by pre-stored information abnormal small Area or non-optimal cell are initiated to register when leading to cell registration failure or poor cell communication quality, can choose other cells hairs Registration is played to be resident in equal processing.This method can specifically include following steps：
Step 102, it is based on pre-stored carrier frequency point information, cell is selected to be resident.
Wherein, carrier frequency point information can be when arbitrarily can be used in terminal device 100 (especially mobile terminal) registration The information of cell selection is carried out, information wherein included may be set according to actual conditions, such as scrambling code information etc..Actually answering In, carrier frequency point information can be stored in Stored Information.
In force, cell selection, cell reselection and cell are switched in wireless communication specification 25304/36331 What is measured is described as follows：(1) cell selects：Terminal device 100 must be searched one of net mode using the following two kinds and carry out cell choosing It selects, i.e. a) initial cell selection (i.e. Initial Cell Selection), the cell search process carried out in the case Without the concern for the influence of any priority radio-frequency channel frequency point, terminal device 100 must be searched according to the RF capabilities supported Suo Suoyou channel frequency points, find a strongest cell of signal strength in each frequency point, and select wherein suitable cell into Row is resident.B) it is based on pre-stored information and carries out cell selection (i.e. Stored Information Cell Selection), In this case, the carrier frequency point that terminal device 100 can be measured with storage section history, and optionally store the ginseng of frequency point Number such as scrambling code information, cell selection gist when for registering, after terminal device 100 finds a suitable cell i.e. It is resident can to carry out cell.
(2) cell reselection：The gravity treatment measurement rules that terminal device 100 is carried out, which are directed in system message, to be configured With frequency, alien frequencies, different system cell, measurement request is not done to the cell other than configuration.
(3) switch relevant cell measurement：The measurement object that the measurement report that terminal device 100 is carried out reports comes from Same frequency that wireless heterogeneous networks (Radio Resource Control, RRC) connected state lower network is configured, alien frequencies, different system Cell, and the metrical information reported is (to measure ID, cell ID correspondences configure and report threshold by stringent measuring configuration Value) report, the cell conditions other than configuration will not be reported, in this way, being also impossible to be switched to small except network configures Area.
According to the description of above-mentioned wireless communication specification, in order to accelerate to search net spee, wireless chip manufacturer generally has Customized pre-stored cell selection scheme, the frequency point information registered such as log history, configuration registration historical cell number Information, the preferential band information of configuration and the common frequency point information of configuration etc..
The two ways of cell selection is not related to the interactive process with base station just for the net of searching of terminal device 100, and In practical applications, there may be following anomalous field scape in the configuration of some areas base station：As shown in Fig. 2, i.e., there are two carrier frequencies Point cell FreqA and FreqB, and cell FreqA is more preferable than the signal strength service quality of cell FreqB, but wherein cell The neighboring community that FreqA is FreqB is not configured in cell system message in FreqB, and the RRC that cell FreqB is issued is re-matched Set the measuring configuration for also not including neighboring community FreqA in message；Alternatively, there are two carrier frequency point cell FreqA and FreqB, but cell FreqB presence services are abnormal, such as fail when the registration cell of terminal device 100, and lead to end 100 disabled LTE cordless communication networks of end equipment, and 2G or 3G cordless communication networks can only be used；Alternatively, there are multiple cells A, B, C ... and wherein preceding n cell have the abnormal or other types of exception of above-mentioned two situations description, in this way, above-mentioned Under scene, if only had recorded in pre-stored carrier frequency point information the information that there is abnormal cell in practical applications but Not comprising normal cell information, or only record the information of the non-optimal cell in certain place；If terminal device 100 selects Above-mentioned abnormal cell or non-optimal cell initiate registration request, then optimum subdistrict is configured not on selected serving cell in network is In the case of its neighboring community (i.e. adjacent area), terminal device 100 will have no chance that normal cell or optimum subdistrict is selected to initiate note Volume.To solve the above-mentioned problems, the embodiment of the present invention provides a kind of cell selecting method, can specifically include the following contents：
Terminal device 100 can have wireless communication function, by radio communication network, and user can be with using terminal equipment 100 acquisition network datas communicate etc. with other users, when terminal device 100 connects cordless communication network, terminal Equipment 100 can record the carrier frequency point information of resident cell.When terminal device 100 shuts down, terminal device 100 can be with nothing Line communication network disconnects, and when the terminal device 100 is switched on again, it needs to reconnect cordless communication network, at this point, terminal Equipment 100, which needs to boot up registration, searches net, searches net spee to improve, terminal device 100 can obtain pre-stored load Wave frequency point information is determined the information of the cell connected by carrier frequency point information, can pass through the information of the cell connected It attempts to be registered to the cell.
In addition, in practical applications, not merely only executing above-mentioned processing procedure when terminal device 100 is switched on, also Above-mentioned processing procedure can be executed in several cases, for example, terminal device 100 is led for some reason during use After the suspension of cause is without service, in the case that the needs of terminal device 100 re-register and search net, alternatively, terminal device 100 is by " flight Pattern " is switched to that the case where normal use pattern of terminal device 100 is inferior, and it is not limited in the embodiment of the present invention.
It should be noted that pre-stored carrier frequency point information may include multiple, terminal device in terminal device 100 100 can attempt to be registered to corresponding cell respectively, if it is possible to which there are one the cells to succeed in registration, then terminal device 100 can be resident the cell, if it is possible to which the cell to succeed in registration includes multiple, then a letter can be selected from multiple cells Road quality is preferable, and the cell for being suitble to the cell of the terminal device 100 to be resident as terminal device 100.
Step 104, in the case where the cell selected based on above-mentioned carrier frequency point information meets preset non-resident condition, It carries out searching net based on other carrier frequency points outside the corresponding carrier frequency point of carrier frequency point information, it is resident to choose terminal device Cell.
Wherein, non-resident condition, which can be terminal device, can not carry out the resident condition of cell, and conditional content can root It is set according to actual conditions, for example, cell registration fails, alternatively, cell registration success, but the channel quality of cell is poor, alternatively, Cell registration success, but signal strength service quality is poor etc., and it is not limited in the embodiment of the present invention.
It in force, can be based on above-mentioned steps 102 if being stored with carrier frequency point information in terminal device 100 Processing selects cell to be resident on terminal device 100, in order to enable terminal device 100 can select preferably (such as cell Channel quality preferably or signal strength service quality preferably etc.) cell is resident, can be preset in terminal device 100 The resident condition of 100 persistent district of terminal device can obtain terminal device correspondingly, on the basis of above-mentioned resident condition 100 non-resident condition.When terminal device 100 determines the cell for needing to register by carrier frequency point information, base can be obtained One or more information in the channel quality of the cell of above-mentioned carrier frequency point information selection, signal strength and service quality, Terminal device 100 can match the information of above-mentioned acquisition with preset resident condition or non-resident condition respectively, if The information of acquisition and preset resident matching criteria, then show that the cell selected based on above-mentioned carrier frequency point information meets terminal The resident condition of equipment 100, at this point, terminal device 100 may reside within the cell selected based on above-mentioned carrier frequency point information, and It can be carried out wireless communication by the cell.If the information obtained is mismatched with preset non-resident condition, show to be based on The cell of above-mentioned carrier frequency point information selection meets the non-resident condition of terminal device 100, at this point, terminal device 100 can be put The cell for residing in and being selected based on above-mentioned carrier frequency point information is abandoned, meanwhile, terminal device 100 can restart registration and search net machine System, and can carry out searching net based on other carrier frequency points outside the corresponding carrier frequency point of above-mentioned carrier frequency point information, alternatively, can Net is searched to carry out full range, at this point, terminal device 100 can be based on its outside the corresponding carrier frequency point of above-mentioned carrier frequency point information Resident cell can be carried out by being searched in its carrier frequency point, can further judge whether the cell found meets terminal device 100 preset resident condition or non-resident condition, if meeting preset resident condition, terminal device 100 can be resident In the cell, if meeting preset non-resident condition, terminal device 100 can continue to search for it is other can carry out it is resident Cell, until finding the cell that terminal device 100 can be resident.
The embodiment of the present invention provides a kind of cell selecting method, is applied to terminal device, is based on pre-stored carrier frequency Point information, is selected cell to be resident, meets preset non-resident condition in the cell selected based on the carrier frequency point information In the case of, it carries out searching net based on other carrier frequency points outside the corresponding carrier frequency point of carrier frequency point information, be set with choosing terminal Standby resident cell, in this way, can preferentially be based on pre-stored carrier frequency point information carries out cell selection, it is possible to reduce terminal Equipment is searched the net time, meanwhile, a trigger condition is set, i.e., is met in the cell selected based on the carrier frequency point information default Non-resident condition in the case of, terminal device can carry out searching net in other carrier frequency points, to select the better cell in periphery It is resident to carry out registration, the selection better cell in periphery register resident so that terminal device can have an opportunity, and improves eventually The communication efficiency of end equipment.
As shown in figure 3, the embodiment of the present invention provides a kind of cell selecting method, the executive agent of this method can be terminal Equipment, the terminal device can such as personal computer equipment, can also such as mobile phone, tablet computer mobile terminal device, should Terminal device can be the terminal device that user uses.This method can be used for having selected by pre-stored information abnormal small Area or non-optimal cell are initiated to register when leading to cell registration failure or poor cell communication quality, can choose other cells hairs Registration is played to be resident in equal processing.The present embodiment can be another specific implementation form of embodiment described in above-mentioned Fig. 1, this method It can specifically include following steps：
Step 302, it is based on pre-stored carrier frequency point information, cell is selected to be resident.
The processing procedure of above-mentioned steps 302 may refer to the related content of step 102 in above-described embodiment one, herein no longer It repeats.
Step 304, by it is scheduled it is initial search network mark knowledge and be set as the first flag bit, which can be used to indicate that Terminal device does not carry out full range and searches net.
Wherein, initially searching network mark knowledge (i.e. Initial Scan Flag) can be indicated for whether terminal device carries out And complete the mark that full range searches net, wherein it can carry out searching net in whole carrier frequency points of network that full range, which searches net,.First mark Will position may include a variety of appearance forms, such as False or letter F or number 0 etc., searches net initial and is identified as the first flag bit When, show that terminal device initially searches that net has searched only for partial carrier wave frequency point rather than full range searches net, can't currently stablize resident In cell, illustrated so that False indicates the first flag bit as an example in the present embodiment.
It in force, can be according to Stored during terminal device 100 register and searches net What the carrier frequency point information (can also be cell information) that Information is stored changed its lower layer searches net flow, respective layer If receiving the message of " the carrying out searching net using Stored Information " of above-mentioned transmission, above-mentioned message pair can be executed The registration request answered, simultaneously as terminal device has searched only for the carrier frequency point information that Stored Information are stored Corresponding carrier frequency point (being only the partial carrier wave frequency point in whole carrier frequency points) carries out full range and searches net, therefore, can incite somebody to action The initial network mark knowledge Initial Scan Flag that search are set to False (i.e. the first flag bit), in this way, terminal device 100 can be based on The carrier frequency point information of Stored Information storages carries out searching net.
Step 306, successful in the cell registration selected based on above-mentioned carrier frequency point information, judge above-mentioned initial Net is searched to identify whether as the first flag bit.
In force, above-mentioned carrier frequency point information can be based on and selects cell, terminal device 100 can be in the cell of selection On registered, if registration failure, the other cells that can continue selection are registered, if terminal device 100 is upper Whole registration failures in the corresponding cell of carrier frequency point information are stated, alternatively, the registration failure in the cell of selection, then can execute The processing of following step 308, if terminal device 100 is successful in the cell registration selected based on above-mentioned carrier frequency point information, In order to further determine whether needing to continue as the terminal device 100 and choose resident cell (to that is to say and judge that terminal device is No can stablize resides in the cell to succeed in registration), it can be determined that it is above-mentioned initial to search net and identify whether as False (i.e. first Flag bit), if above-mentioned, initially searching net is identified as False (i.e. the first flag bit), can execute the place of following step 308 Reason, if above-mentioned, initially searching net is identified as the second flag bit, can execute the processing of following step 310, wherein the second mark Position can be used to indicate that terminal device carried out and complete all search net, at this point, terminal device can stablize reside in it is small Qu Shang, the second flag bit may include a variety of appearance forms, such as True or tee or number 1 etc., with True in the present embodiment It indicates to illustrate for the second flag bit.
It should be noted that above-mentioned terminal device 100 is in the cell registration success selected based on above-mentioned carrier frequency point information In the case of, may include a variety of processing modes, a kind of optional processing mode presented below, then the processing of above-mentioned steps 306 Can be：It is successful in the cell registration selected based on above-mentioned carrier frequency point information, judge to be based on above-mentioned carrier frequency point Whether the channel quality of the cell of information selection meets predetermined condition, and judges that above-mentioned initial net of searching identifies whether as the first mark Position.
Wherein, predetermined condition may include a variety of, for example whether more than or less than predetermined threshold etc., it specifically can be according to reality Border situation setting, it is not limited in the embodiment of the present invention.
In force, if the channel quality of the cell based on the selection of above-mentioned carrier frequency point information is unsatisfactory for predetermined condition, And/or it is above-mentioned it is initial search net and be identified as False (i.e. the first flag bit), then can execute the processing of following step 308, otherwise, The processing of following step 310 can be executed.
Step 308, it is above-mentioned it is initial search net and be identified as the first flag bit in the case of, be based on above-mentioned carrier frequency point information pair Other carrier frequency points outside the carrier frequency point answered carry out searching net, to choose the resident cell of terminal device.
The processing procedure of above-mentioned steps 308 may refer to the related content of step 104 in above-described embodiment one, herein no longer It repeats.
It should be noted that the specific processing mode of above-mentioned steps 308 can be varied, one kind is provided again below, it can The processing mode of choosing, can specifically include the following contents：It is above-mentioned it is initial search net and be identified as the first flag bit in the case of, in sky Under not busy state, to being measured based on other carrier frequency points outside the corresponding carrier frequency point of above-mentioned carrier frequency point information, surveyed Measure result；According to the measurement result and preset resident condition, from the corresponding cell of above-mentioned other carrier frequency points, terminal is chosen The resident cell of equipment 100.
In force, if terminal device 100 is in the cell registration success selected based on above-mentioned carrier frequency point information, and on State it is initial search net and be identified as False (i.e. the first flag bit), then can measure based on the corresponding carrier wave of above-mentioned carrier frequency point information Channel quality, signal strength and service quality of other carrier frequency points outside frequency point etc., wherein in order to measure each carrier frequency point Actual channel quality, signal strength and service quality can be upper to being based in an idle state when then carrying out above-mentioned measurement The other carrier frequency points stated outside the corresponding carrier frequency point of carrier frequency point information measure, and obtain the channel matter of each carrier frequency point Amount, the measurement result of signal strength and service quality, obtained measurement result can be compared, can therefrom select channel The all higher carrier frequency point of quality, signal strength and service quality, it is then possible to judge the corresponding cell of the carrier frequency point of selection Whether the resident condition (concrete processing procedure may refer to above-mentioned related content, details are not described herein) of terminal device 100 is met, If it is satisfied, then the cell that the corresponding cell of the carrier frequency point can be resident as terminal device 100, at this point, terminal device 100 can initiate registration request to the cell, so that terminal device 100 resides in the cell, if conditions are not met, can then continue In other carrier frequency points outside the corresponding carrier frequency point of carrier frequency point information, the corresponding cell of other carrier frequency points is selected, is sentenced Breaking, whether it meets the resident condition of terminal device 100, until the cell for the resident condition for obtaining meeting terminal device 100 is Only.
Step 310, the cell resident in selected terminal device, and be resident selected cell it is successful in the case of, will make a reservation for Initial search network mark knowledge and be set as the second flag bit.
In force, the cell resident in selected terminal device, and be resident selected cell it is successful in the case of, terminal is set It is resident for that can determine that the cell of current selected can carry out stablizing, knows at this point, terminal device initial can will search network mark Initial Scan Flag are set to True (i.e. the second flag bit).
Step 312, the carrier frequency point information of above-mentioned selected cell is stored.
In force, it carries out searching net based on other carrier frequency points outside the corresponding carrier frequency point of above-mentioned carrier frequency point information, And after having chosen the resident cell of terminal device 100, the carrier frequency point information of resident cell can be obtained, and can should In carrier frequency point information storage to Stored Information.
By above-mentioned processing procedure, terminal device 100 can be helped to have an opportunity the poor cell such as off-channel quality, and Better cell is selected to initiate to register and be added in Stored Information, in this way, being registered to channel quality etc. After poor cell, in order to accelerate to search net, the carrier frequency point information of the cell can be recorded priority of registration, if can not cut It changes or gravity treatment is to better cell, or can not be in the cell to Stored Information of recording better, then next time can be with The carrier frequency point information stored according to Stored Information continues that the preferable cell such as channel quality is selected to be noted Volume.
The embodiment of the present invention provides a kind of cell selecting method, is applied to terminal device, is based on pre-stored carrier frequency Point information, is selected cell to be resident, meets preset non-resident condition in the cell selected based on the carrier frequency point information In the case of, it carries out searching net based on other carrier frequency points outside the corresponding carrier frequency point of carrier frequency point information, be set with choosing terminal Standby resident cell, in this way, can preferentially be based on pre-stored carrier frequency point information carries out cell selection, it is possible to reduce terminal Equipment is searched the net time, meanwhile, a trigger condition is set, i.e., is met in the cell selected based on the carrier frequency point information default Non-resident condition in the case of, terminal device can carry out searching net in other carrier frequency points, to select the better cell in periphery It is resident to carry out registration, the selection better cell in periphery register resident so that terminal device can have an opportunity, and improves eventually The communication efficiency of end equipment.
As shown in figure 4, the embodiment of the present invention provides a kind of cell selecting method, the executive agent of this method can be terminal Equipment, the terminal device can such as personal computer equipment, can also such as mobile phone, tablet computer mobile terminal device, should Terminal device can be the terminal device that user uses.This method can be used for having selected by pre-stored information abnormal small Area or non-optimal cell are initiated to register when leading to cell registration failure or poor cell communication quality, can choose other cells hairs Registration is played to be resident in equal processing.The present embodiment can be another specific implementation form of embodiment described in above-mentioned Fig. 1, this method It can specifically include following steps：
Step 402, it is based on pre-stored carrier frequency point information, cell is selected to be resident.
The processing procedure of above-mentioned steps 402 may refer to the related content of step 102 in above-described embodiment one, herein no longer It repeats.
Step 404, the feelings of predetermined threshold value are less than in the channel quality of the cell selected based on above-mentioned carrier frequency point information Under condition, carry out searching net based on other carrier frequency points outside the corresponding carrier frequency point of carrier frequency point information, to choose terminal device Resident cell.
In force, can be that channel quality presets a quality threshold (i.e. threshold value), for example, channel quality has Body can be characterized using signal strength, then threshold value can be -110dbm or -100dbm etc..It needs to register in terminal device 100 It searches in network process, can carry out searching net in a manner of first using Stored Information, obtain and believed based on above-mentioned carrier frequency point Cease the cell of selection, the channel quality of the cell can be obtained, if the channel quality of the cell less than predetermined threshold value (such as The signal strength of cell based on the selection of above-mentioned carrier frequency point information is below -110dbm etc.), then it can abandon based on above-mentioned Carrier frequency point information is that terminal device 100 chooses resident cell, and can be based on the corresponding carrier wave of carrier frequency point information Other carrier frequency points outside frequency point carry out searching net (or carry out full range and search net), to choose the resident cell of terminal device 100, tool Body processing procedure may refer to above-mentioned related content, and details are not described herein.
It should be noted that above-mentioned other carrier frequency points based on outside the corresponding carrier frequency point of carrier frequency point information carry out Net is searched, the trigger condition to choose the resident cell of terminal device 100 is not limited to the channel quality of above-mentioned cell, can also be Other factors, such as service quality, signal-to-noise ratio etc., it is not limited in the embodiment of the present invention.
By above-mentioned processing procedure, terminal device 100 may be registered to best small such as channel quality at faster speed Qu Shang.
The embodiment of the present invention provides a kind of cell selecting method, is applied to terminal device, is based on pre-stored carrier frequency Point information, is selected cell to be resident, meets preset non-resident condition in the cell selected based on the carrier frequency point information In the case of, it carries out searching net based on other carrier frequency points outside the corresponding carrier frequency point of carrier frequency point information, be set with choosing terminal Standby resident cell, in this way, can preferentially be based on pre-stored carrier frequency point information carries out cell selection, it is possible to reduce terminal Equipment is searched the net time, meanwhile, a trigger condition is set, i.e., is met in the cell selected based on the carrier frequency point information default Non-resident condition in the case of, terminal device can carry out searching net in other carrier frequency points, to select the better cell in periphery It is resident to carry out registration, the selection better cell in periphery register resident so that terminal device can have an opportunity, and improves eventually The communication efficiency of end equipment.
As shown in figure 5, the embodiment of the present invention provides a kind of cell selecting method, the executive agent of this method can be terminal Equipment, the terminal device can such as personal computer equipment, can also such as mobile phone, tablet computer mobile terminal device, should Terminal device can be the terminal device that user uses.This method can be used for having selected by pre-stored information abnormal small Area or non-optimal cell are initiated to register when leading to cell registration failure or poor cell communication quality, can choose other cells hairs Registration is played to be resident in equal processing.The present embodiment can be another specific implementation form of embodiment described in above-mentioned Fig. 1, this method It can specifically include following steps：
Step 502, it is based on pre-stored carrier frequency point information, cell is selected to be resident.
The processing procedure of above-mentioned steps 502 may refer to the related content of step 102 in above-described embodiment one, herein no longer It repeats.
Step 504, in the case of the cell registration failure selected based on above-mentioned carrier frequency point information, it is based on the carrier frequency Other carrier frequency points outside the corresponding carrier frequency point of point information carry out searching net, to choose the resident cell of terminal device.
It should be noted that in practical applications, the feelings of the cell registration failure based on the selection of above-mentioned carrier frequency point information Under condition, it is also possible to the cordless communication networks such as LTE (Long Term Evolution, long term evolution) can be caused disabled, then on Stating the processing of step 504 can be：In the cell registration failure selected based on above-mentioned carrier frequency point information, and terminal device is banned In the case of with predetermined cordless communication network, after cell registration failure, and before predetermined cordless communication network is disabled, based on carrying Other carrier frequency points outside the corresponding carrier frequency point of wave frequency point information carry out searching net, to choose the resident cell of terminal device.
Wherein, predetermined cordless communication network may include above-mentioned LTE cordless communication networks, can also include 2G or 3G, very To the cordless communication network etc. for being 5G and its follow-up developments.It the case where terminal device disabled predetermined cordless communication network, can be with Cause Attach to fail 5 times such as the failure of terminal device random access cell, then LTE cordless communication networks can be disabled one section Duration, at this point it is possible to carry out searching net based on other carrier frequency points outside the corresponding carrier frequency point of carrier frequency point information, to choose The resident cell of terminal device 100.
By above-mentioned processing mode, there can be prodigious chance to avoid the load stored based on Stored Information The problem of cell of wave frequency point information selection leads to registration failure.
The embodiment of the present invention provides a kind of cell selecting method, is applied to terminal device, is based on pre-stored carrier frequency Point information, is selected cell to be resident, meets preset non-resident condition in the cell selected based on the carrier frequency point information In the case of, it carries out searching net based on other carrier frequency points outside the corresponding carrier frequency point of carrier frequency point information, be set with choosing terminal Standby resident cell, in this way, can preferentially be based on pre-stored carrier frequency point information carries out cell selection, it is possible to reduce terminal Equipment is searched the net time, meanwhile, a trigger condition is set, i.e., is met in the cell selected based on the carrier frequency point information default Non-resident condition in the case of, terminal device can carry out searching net in other carrier frequency points, to select the better cell in periphery It is resident to carry out registration, the selection better cell in periphery register resident so that terminal device can have an opportunity, and improves eventually The communication efficiency of end equipment.
It is cell selecting method provided in an embodiment of the present invention above, is based on same thinking, the embodiment of the present invention also carries For a kind of terminal device, as shown in Figure 6.
The terminal device includes：First community selecting module 601 and second community selecting module 602, wherein：
First community selecting module 601 selects cell to be resident for being based on pre-stored carrier frequency point information；
Second community selecting module 602, it is preset non-for meeting in the cell selected based on the carrier frequency point information In the case of resident condition, carry out searching net based on other carrier frequency points outside the corresponding carrier frequency point of the carrier frequency point information, To choose the resident cell of the terminal device.
In the embodiment of the present invention, the non-resident condition includes at least one of following：Cell registration failure is based on the load The channel quality of the cell of wave frequency point information selection is less than predetermined threshold value.
In the embodiment of the present invention, the second community selecting module, for being selected based on the carrier frequency point information Cell registration fails, and in the case of the disabled predetermined cordless communication network of the terminal device, after cell registration failure, and Before the predetermined cordless communication network is disabled, based on other carrier frequencies outside the corresponding carrier frequency point of the carrier frequency point information Point carries out searching net.
In the embodiment of the present invention, the terminal device further includes：
First setup module, for initial searching network mark knowledge by scheduled and being set as the first flag bit, first flag bit Net is searched for indicating that the terminal device does not carry out full range；
The second community selecting module 602, including：
Judging unit, in the cell registration selected based on the carrier frequency point information it is successful, judge institute It states and initial search net and identify whether as the first flag bit；
Cell selection unit, for it is described it is initial search net and be identified as the first flag bit in the case of, be based on the carrier wave Other carrier frequency points outside the corresponding carrier frequency point of frequency point information carry out searching net, to choose the resident cell of the terminal device.
In the embodiment of the present invention, the cell selection unit, in an idle state, believing being based on the carrier frequency point The other carrier frequency points ceased outside corresponding carrier frequency point measure, and obtain measurement result；According to the measurement result and preset Resident condition choose the resident cell of the terminal device from the corresponding cell of the other carrier frequency points.
In the embodiment of the present invention, the terminal device further includes：
Second setup module, for selecting the resident cell of the terminal device, and it is successful to be resident selected cell In the case of, by it is scheduled it is initial search network mark knowledge and be set as the second flag bit, second flag bit is for indicating that the terminal is set Net is searched for full range has been completed；
Memory module, the carrier frequency point information for storing the selected cell.
Terminal device provided in an embodiment of the present invention can realize that terminal device is realized in the embodiment of the method for Fig. 1 to Fig. 5 Each process, to avoid repeating, which is not described herein again.
The embodiment of the present invention provides a kind of terminal device, is based on pre-stored carrier frequency point information, and cell is selected to carry out It is resident, in the case where the cell selected based on the carrier frequency point information meets preset non-resident condition, it is based on the carrier frequency Other carrier frequency points outside the corresponding carrier frequency point of point information carry out searching net, to choose the resident cell of terminal device, in this way, can Cell selection is carried out to be preferentially based on pre-stored carrier frequency point information, it is possible to reduce terminal device is searched the net time, meanwhile, One trigger condition is set, i.e., the case where the cell selected based on the carrier frequency point information meets preset non-resident condition Under, terminal device can carry out searching net in other carrier frequency points, be resident with selecting the better cell in periphery to carry out registration, to make Terminal device can to have an opportunity to select the better cell in periphery to carry out registration resident, improve the communication efficiency of terminal device.
A kind of hardware architecture diagram of Fig. 7 terminal devices of each embodiment to realize the present invention,
The terminal device 700 includes but not limited to：It is radio frequency unit 701, network module 702, audio output unit 703, defeated Enter unit 704, sensor 705, display unit 706, user input unit 707, interface unit 708, memory 709, processor The components such as 710 and power supply 711.It will be understood by those skilled in the art that terminal device structure shown in Fig. 7 is not constituted Restriction to terminal, terminal device may include either combining certain components or difference than illustrating more or fewer components Component arrangement.In embodiments of the present invention, terminal device includes but not limited to mobile phone, tablet computer, laptop, palm Computer, car-mounted terminal, wearable device and pedometer etc..
Wherein, processor 710 select cell to be resident for being based on pre-stored carrier frequency point information；
Processor 710 is additionally operable to meet preset non-resident condition in the cell selected based on the carrier frequency point information In the case of, it carries out searching net based on other carrier frequency points outside the corresponding carrier frequency point of the carrier frequency point information, to choose State the resident cell of terminal device.
In the embodiment of the present invention, the non-resident condition includes at least one of following：Cell registration failure is based on the load The channel quality of the cell of wave frequency point information selection is less than predetermined threshold value.
In the embodiment of the present invention, processor 710 is additionally operable to lose in the cell registration selected based on the carrier frequency point information It loses, and in the case of the disabled predetermined cordless communication network of the terminal device, after cell registration failure, and the predetermined nothing Before line communication network is disabled, searched based on other carrier frequency points outside the corresponding carrier frequency point of the carrier frequency point information Net.
In the embodiment of the present invention, processor 710, be additionally operable to by it is scheduled it is initial search network mark knowledge and be set as the first flag bit, First flag bit is for indicating that the terminal device does not carry out full range and searches net；
Processor 710 is additionally operable to, judgement successful in the cell registration selected based on the carrier frequency point information It is described initial to search net and identify whether as the first flag bit；
Processor 710, be additionally operable to it is described it is initial search net and be identified as the first flag bit in the case of, be based on the carrier frequency Other carrier frequency points outside the corresponding carrier frequency point of point information carry out searching net, to choose the resident cell of the terminal device.
In the embodiment of the present invention, processor 710 is additionally operable in an idle state, to being based on the carrier frequency point information pair Other carrier frequency points outside the carrier frequency point answered measure, and obtain measurement result；
Processor 710 is additionally operable to according to the measurement result and preset resident condition, from other carrier frequency points pair In the cell answered, the resident cell of the terminal device is chosen.
In the embodiment of the present invention, processor 710 is additionally operable to selecting the resident cell of the terminal device, and resident choosing In the case of fixed cell is successful, by it is scheduled it is initial search network mark knowledge and be set as the second flag bit, second flag bit is used for Indicate that the terminal device has completed full range and searched net；
Memory 709, the carrier frequency point information for storing the selected cell.
The embodiment of the present invention provides a kind of terminal device, is based on pre-stored carrier frequency point information, and cell is selected to carry out It is resident, in the case where the cell selected based on the carrier frequency point information meets preset non-resident condition, it is based on the carrier frequency Other carrier frequency points outside the corresponding carrier frequency point of point information carry out searching net, to choose the resident cell of terminal device, in this way, can Cell selection is carried out to be preferentially based on pre-stored carrier frequency point information, it is possible to reduce terminal device is searched the net time, meanwhile, One trigger condition is set, i.e., the case where the cell selected based on the carrier frequency point information meets preset non-resident condition Under, terminal device can carry out searching net in other carrier frequency points, be resident with selecting the better cell in periphery to carry out registration, to make Terminal device can to have an opportunity to select the better cell in periphery to carry out registration resident, improve the communication efficiency of terminal device.
It should be understood that the embodiment of the present invention in, radio frequency unit 701 can be used for receiving and sending messages or communication process in, signal Send and receive, specifically, by from base station downlink data receive after, to processor 710 handle；In addition, by uplink Data are sent to base station.In general, radio frequency unit 701 includes but not limited to antenna, at least one amplifier, transceiver, coupling Device, low-noise amplifier, duplexer etc..In addition, radio frequency unit 701 can also by radio communication system and network and other set Standby communication.
Terminal device has provided wireless broadband internet to the user by network module 702 and has accessed, and such as user is helped to receive Send e-mails, browse webpage and access streaming video etc..
It is that audio output unit 703 can receive radio frequency unit 701 or network module 702 or in memory 709 The audio data of storage is converted into audio signal and exports to be sound.Moreover, audio output unit 703 can also provide and end The relevant audio output of specific function that end equipment 700 executes is (for example, call signal receives sound, message sink sound etc. Deng).Audio output unit 703 includes loud speaker, buzzer and receiver etc..
Input unit 704 is for receiving audio or video signal.Input unit 704 may include graphics processor (Graphics Processing Unit, GPU) 7041 and microphone 7042, graphics processor 7041 is in video acquisition mode Or the image data of the static images or video obtained by image capture apparatus (such as camera) in image capture mode carries out Reason.Treated, and picture frame may be displayed on display unit 706.Through graphics processor 7041, treated that picture frame can be deposited Storage is sent in memory 707 (or other storage mediums) or via radio frequency unit 701 or network module 702.Mike Wind 7042 can receive sound, and can be audio data by such acoustic processing.Treated audio data can be The format output of mobile communication base station can be sent to via radio frequency unit 701 by being converted in the case of telephone calling model.
Terminal device 700 further includes at least one sensor 705, such as optical sensor, motion sensor and other biographies Sensor.Specifically, optical sensor includes ambient light sensor and proximity sensor, wherein ambient light sensor can be according to environment The light and shade of light adjusts the brightness of display panel 7061, and proximity sensor can close when terminal device 700 is moved in one's ear Display panel 7061 and/or backlight.As a kind of motion sensor, accelerometer sensor can detect in all directions (general For three axis) size of acceleration, size and the direction of gravity are can detect that when static, can be used to identify terminal device posture (ratio Such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, tap)；It passes Sensor 705 can also include fingerprint sensor, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer, wet Meter, thermometer, infrared sensor etc. are spent, details are not described herein.
Display unit 706 is for showing information input by user or being supplied to the information of user.Display unit 706 can wrap Display panel 7061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode may be used Forms such as (Organic Light-Emitting Diode, OLED) configure display panel 7061.
User input unit 707 can be used for receiving the number or character information of input, and generate the use with terminal device Family is arranged and the related key signals input of function control.Specifically, user input unit 707 include touch panel 7071 and Other input equipments 7072.Touch panel 7071, also referred to as touch screen collect user on it or neighbouring touch operation (for example user uses any suitable objects or attachment such as finger, stylus on touch panel 7071 or in touch panel 7071 Neighbouring operation).Touch panel 7071 may include both touch detecting apparatus and touch controller.Wherein, touch detection Device detects the touch orientation of user, and detects the signal that touch operation is brought, and transmits a signal to touch controller；Touch control Device processed receives touch information from touch detecting apparatus, and is converted into contact coordinate, then gives processor 710, receiving area It manages the order that device 710 is sent and is executed.Furthermore, it is possible to more using resistance-type, condenser type, infrared ray and surface acoustic wave etc. Type realizes touch panel 7071.In addition to touch panel 7071, user input unit 707 can also include other input equipments 7072.Specifically, other input equipments 7072 can include but is not limited to physical keyboard, function key (such as volume control button, Switch key etc.), trace ball, mouse, operating lever, details are not described herein.
Further, touch panel 7071 can be covered on display panel 7061, when touch panel 7071 is detected at it On or near touch operation after, send processor 710 to determine the type of touch event, be followed by subsequent processing device 710 according to touch The type for touching event provides corresponding visual output on display panel 7061.Although in the figure 7, touch panel 7071 and display Panel 7061 is to realize the function that outputs and inputs of terminal device as two independent components, but in some embodiments In, can be integrated by touch panel 7071 and display panel 7061 and realize the function that outputs and inputs of terminal device, it is specific this Place does not limit.
Interface unit 708 is the interface that external device (ED) is connect with terminal device 700.For example, external device (ED) may include having Line or wireless head-band earphone port, external power supply (or battery charger) port, wired or wireless data port, storage card end Mouth, port, the port audio input/output (I/O), video i/o port, earphone end for connecting the device with identification module Mouthful etc..Interface unit 708 can be used for receiving the input (for example, data information, electric power etc.) from external device (ED) and By one or more elements that the input received is transferred in terminal device 700 or can be used in 700 He of terminal device Transmission data between external device (ED).
Memory 709 can be used for storing software program and various data.Memory 709 can include mainly storing program area And storage data field, wherein storing program area can storage program area, application program (such as the sound needed at least one function Sound playing function, image player function etc.) etc.；Storage data field can store according to mobile phone use created data (such as Audio data, phone directory etc.) etc..In addition, memory 709 may include high-speed random access memory, can also include non-easy The property lost memory, a for example, at least disk memory, flush memory device or other volatile solid-state parts.
Processor 710 is the control centre of terminal device, utilizes each of various interfaces and the entire terminal device of connection A part by running or execute the software program and/or module that are stored in memory 709, and calls and is stored in storage Data in device 709 execute the various functions and processing data of terminal device, to carry out integral monitoring to terminal device.Place Reason device 710 may include one or more processing units；Preferably, processor 710 can integrate application processor and modulatedemodulate is mediated Manage device, wherein the main processing operation system of application processor, user interface and application program etc., modem processor is main Processing wireless communication.It is understood that above-mentioned modem processor can not also be integrated into processor 710.
Terminal device 700 can also include the power supply 711 (such as battery) powered to all parts, it is preferred that power supply 711 Can be logically contiguous by power-supply management system and processor 710, to realize management charging by power-supply management system, put The functions such as electricity and power managed.
Preferably, the embodiment of the present invention also provides a kind of terminal device, including processor 710, and memory 709 is stored in On memory 709 and the computer program that can be run on the processor 710, the computer program are executed by processor 710 Each process of the above-mentioned cell selecting method embodiments of Shi Shixian, and identical technique effect can be reached, to avoid repeating, here It repeats no more.
The embodiment of the present invention also provides a kind of computer readable storage medium, and meter is stored on computer readable storage medium Calculation machine program, the computer program realize each process of above-mentioned cell selecting method embodiment, and energy when being executed by processor Reach identical technique effect, to avoid repeating, which is not described herein again.Wherein, the computer readable storage medium, such as only Read memory (Read-Only Memory, abbreviation ROM), random access memory (Random Access Memory, abbreviation RAM), magnetic disc or CD etc..
The embodiment of the present invention provides a kind of computer readable storage medium, is based on pre-stored carrier frequency point information, choosing Cell is selected to be resident, in the case where the cell selected based on the carrier frequency point information meets preset non-resident condition, base It carries out searching net in other carrier frequency points outside the corresponding carrier frequency point of carrier frequency point information, to choose resident small of terminal device Area, in this way, can preferentially be based on pre-stored carrier frequency point information carries out cell selection, it is possible to reduce terminal device searches net Time, meanwhile, a trigger condition is set, i.e., meets preset non-resident item in the cell selected based on the carrier frequency point information In the case of part, terminal device can carry out searching net in other carrier frequency points, be stayed with selecting the better cell in periphery to carry out registration It stays, so that terminal device can have an opportunity, the selection better cell in periphery register resident, improves the logical of terminal device Interrogate efficiency.
It should be understood by those skilled in the art that, the embodiment of the present invention can be provided as method, system or computer program Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the present invention Apply the form of example.Moreover, the present invention can be used in one or more wherein include computer usable program code computer The computer program production implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) The form of product.
The present invention be with reference to according to the method for the embodiment of the present invention, the flow of equipment (system) and computer program product Figure and/or block diagram describe.It should be understood that can be realized by computer program instructions every first-class in flowchart and/or the block diagram The combination of flow and/or box in journey and/or box and flowchart and/or the block diagram.These computer programs can be provided Instruct the processor of all-purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce A raw machine so that the instruction executed by computer or the processor of other programmable data processing devices is generated for real The device for the function of being specified in present one flow of flow chart or one box of multiple flows and/or block diagram or multiple boxes.
These computer program instructions, which may also be stored in, can guide computer or other programmable data processing devices with spy Determine in the computer-readable memory that mode works so that instruction generation stored in the computer readable memory includes referring to Enable the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one box of block diagram or The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device so that count Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, in computer or The instruction executed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one The step of function of being specified in a box or multiple boxes.
In a typical configuration, computing device includes one or more processors (CPU), input/output interface, net Network interface and memory.
Memory may include computer-readable medium in volatile memory, random access memory (RAM) and/or The forms such as Nonvolatile memory, such as read-only memory (ROM) or flash memory (flash RAM).Memory is computer-readable medium Example.
Computer-readable medium includes permanent and non-permanent, removable and non-removable media can be by any method Or technology realizes information storage.Information can be computer-readable instruction, data structure, the module of program or other data. The example of the storage medium of computer includes, but are not limited to phase transition internal memory (PRAM), static RAM (SRAM), moves State random access memory (DRAM), other kinds of random access memory (RAM), read-only memory (ROM), electric erasable Programmable read only memory (EEPROM), fast flash memory bank or other memory techniques, read-only disc read only memory (CD-ROM) (CD-ROM), Digital versatile disc (DVD) or other optical storages, magnetic tape cassette, tape magnetic disk storage or other magnetic storage apparatus Or any other non-transmission medium, it can be used for storage and can be accessed by a computing device information.As defined in this article, it calculates Machine readable medium does not include temporary computer readable media (transitory media), such as data-signal and carrier wave of modulation.
It should also be noted that, the terms "include", "comprise" or its any other variant are intended to nonexcludability Including so that process, method, commodity or equipment including a series of elements include not only those elements, but also wrap Include other elements that are not explicitly listed, or further include for this process, method, commodity or equipment intrinsic want Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that wanted including described There is also other identical elements in the process of element, method, commodity or equipment.
It will be understood by those skilled in the art that the embodiment of the present invention can be provided as method, system or computer program product. Therefore, complete hardware embodiment, complete software embodiment or embodiment combining software and hardware aspects can be used in the present invention Form.It is deposited moreover, the present invention can be used to can be used in the computer that one or more wherein includes computer usable program code The shape for the computer program product implemented on storage media (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) Formula.
Example the above is only the implementation of the present invention is not intended to restrict the invention.For those skilled in the art For, the invention may be variously modified and varied.It is all within spirit and principles of the present invention made by any modification, equivalent Replace, improve etc., it should be included within scope of the presently claimed invention.

Claims (14)

1. a kind of cell selecting method, which is characterized in that it is applied to terminal device, the method includes：
Based on pre-stored carrier frequency point information, cell is selected to be resident；
In the case where the cell selected based on the carrier frequency point information meets preset non-resident condition, it is based on the carrier wave Other carrier frequency points outside the corresponding carrier frequency point of frequency point information carry out searching net, to choose the resident cell of the terminal device.
2. according to the method described in claim 1, it is characterized in that, the non-resident condition includes at least one of following：Cell Registration failure, based on the carrier frequency point information selection cell channel quality be less than predetermined threshold value.
3. according to the method described in claim 1, it is characterized in that, described in the cell selected based on the carrier frequency point information In the case of meeting preset non-resident condition, based on other carrier frequencies outside the corresponding carrier frequency point of the carrier frequency point information Point carries out searching net, including：
Fail in the cell registration selected based on the carrier frequency point information, and the disabled predetermined wireless communication of the terminal device In the case of network, after cell registration failure, and before the predetermined cordless communication network is disabled, it is based on the carrier frequency point Other carrier frequency points outside the corresponding carrier frequency point of information carry out searching net.
4. according to the method described in claim 1, it is characterized in that, based on pre-stored carrier frequency point information, select small Area carries out during being resident, and the method further includes：
By it is scheduled it is initial search network mark knowledge and be set as the first flag bit, first flag bit is for indicating the terminal device not It carries out full range and searches net；
It is described in the case where the cell selected based on the carrier frequency point information meets preset non-resident condition, based on described Other carrier frequency points outside the corresponding carrier frequency point of carrier frequency point information carry out searching net, to choose resident small of the terminal device Area, including：
It is successful in the cell registration selected based on the carrier frequency point information, judge described initial to search net and identify whether For the first flag bit；
It is described it is initial search net and be identified as the first flag bit in the case of, be based on the corresponding carrier frequency point of the carrier frequency point information Outer other carrier frequency points carry out searching net, to choose the resident cell of the terminal device.
5. according to the method described in claim 4, it is characterized in that, described be based on the corresponding carrier frequency of the carrier frequency point information Other carrier frequency points outside point carry out searching net, to choose the resident cell of the terminal device, including：
In an idle state, to being surveyed based on other carrier frequency points outside the corresponding carrier frequency point of the carrier frequency point information Amount, obtains measurement result；
According to the measurement result and preset resident condition, from the corresponding cell of the other carrier frequency points, described in selection The resident cell of terminal device.
6. according to the method described in claim 4, it is characterized in that, described be based on the corresponding carrier frequency of the carrier frequency point information Other carrier frequency points outside point search after net, and the method further includes：
Selecting the resident cell of the terminal device, and be resident selected cell it is successful in the case of, initially searched scheduled Network mark knowledge is set as the second flag bit, and second flag bit is for indicating that the terminal device has completed full range and searched net；
Store the carrier frequency point information of the selected cell.
7. a kind of terminal device, which is characterized in that including：
First community selecting module selects cell to be resident for being based on pre-stored carrier frequency point information；
Second community selecting module, for meeting preset non-resident condition in the cell selected based on the carrier frequency point information In the case of, it carries out searching net based on other carrier frequency points outside the corresponding carrier frequency point of the carrier frequency point information, to choose State the resident cell of terminal device.
8. terminal device according to claim 7, which is characterized in that the non-resident condition includes at least one of following： Cell registration failure, based on the carrier frequency point information selection cell channel quality be less than predetermined threshold value.
9. terminal device according to claim 7, which is characterized in that the second community selecting module, for based on The cell registration failure of carrier frequency point information selection, and the case where the terminal device disabled predetermined cordless communication network Under, it is corresponding based on the carrier frequency point information after cell registration failure, and before the predetermined cordless communication network is disabled Other carrier frequency points outside carrier frequency point carry out searching net.
10. terminal device according to claim 7, which is characterized in that the terminal device further includes：
First setup module, for by it is scheduled it is initial search network mark knowledge and be set as the first flag bit, first flag bit is used for Indicate that the terminal device does not carry out full range and searches net；
The second community selecting module, including：
Judging unit, in cell registration select based on the carrier frequency point information it is successful, judge it is described at the beginning of Beginning searches net and identifies whether as the first flag bit；
Cell selection unit, for if it is, it is described it is initial search net and be identified as the first flag bit in the case of, based on described Other carrier frequency points outside the corresponding carrier frequency point of carrier frequency point information carry out searching net, to choose resident small of the terminal device Area.
11. terminal device according to claim 10, which is characterized in that the cell selection unit, in idle shape Under state, to measuring based on other carrier frequency points outside the corresponding carrier frequency point of the carrier frequency point information, obtain measuring knot Fruit；According to the measurement result and preset resident condition, from the corresponding cell of the other carrier frequency points, the end is chosen The resident cell of end equipment.
12. terminal device according to claim 10, which is characterized in that the terminal device further includes：
Second setup module for selecting the resident cell of the terminal device, and is resident the successful situation of selected cell Under, by it is scheduled it is initial search network mark knowledge and be set as the second flag bit, second flag bit is for having indicated the terminal device Net is searched through completing full range；
Memory module, the carrier frequency point information for storing the selected cell.
13. a kind of terminal device, which is characterized in that including processor, memory and be stored on the memory and can be in institute The computer program run on processor is stated, such as claim 1 to 6 is realized when the computer program is executed by the processor Any one of described in cell selecting method the step of.
14. a kind of computer readable storage medium, which is characterized in that store computer journey on the computer readable storage medium Sequence is realized when the computer program is executed by processor such as cell selecting method according to any one of claims 1 to 6 Step.
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CN112367688A (en) * 2020-10-27 2021-02-12 广东小天才科技有限公司 Network selection method, terminal equipment and computer readable storage medium
CN113692001A (en) * 2021-08-26 2021-11-23 中信科移动通信技术股份有限公司 Cell residence selection method and system
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