CN111432455A - Network searching method and device, computer equipment and storage medium - Google Patents
Network searching method and device, computer equipment and storage medium Download PDFInfo
- Publication number
- CN111432455A CN111432455A CN202010217270.3A CN202010217270A CN111432455A CN 111432455 A CN111432455 A CN 111432455A CN 202010217270 A CN202010217270 A CN 202010217270A CN 111432455 A CN111432455 A CN 111432455A
- Authority
- CN
- China
- Prior art keywords
- frequency band
- frequency
- current
- frequency bands
- target cell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 92
- 238000004590 computer program Methods 0.000 claims description 14
- 238000010586 diagram Methods 0.000 description 6
- 238000004891 communication Methods 0.000 description 4
- 238000001228 spectrum Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011536 re-plating Methods 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
Images
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The method comprises the steps of obtaining a frequency band sequence list corresponding to a current public land mobile network P L MN, wherein the frequency band sequence list comprises a plurality of first frequency bands corresponding to the current P L MN and priorities corresponding to the first frequency bands, and searching the network according to the first frequency bands and the priorities corresponding to the first frequency bands.
Description
Technical Field
The present application relates to the field of wireless communications technologies, and in particular, to a network searching method, an apparatus, a computer device, and a storage medium.
Background
In wireless communication, when a user equipment is rebooted or a geographical location is changed, a network may be disconnected, and a network needs to be searched again and a connection needs to be established to ensure normal communication and data transmission.
In a traditional Network searching process, a mobile terminal acquires all frequency bands supported by its own device, and performs frequency sweeping on all frequency bands according to a fixed frequency band sequence until a frequency band supported by a current Public land mobile Network (Public L and mobile Network, P L MN) is searched, and registration is completed.
In a practical situation, a user terminal may support dozens of frequency bands, and a network of an operator often supports only a certain number of specific frequency bands, which may cause a problem of long time consumption if a conventional network searching method is adopted.
Disclosure of Invention
In view of the foregoing, it is desirable to provide a network searching method, apparatus, computer device and storage medium that are time-consuming.
In a first aspect, an embodiment of the present invention provides a network searching method, where the method includes:
acquiring a frequency band sequence table corresponding to a current public land mobile network P L MN, wherein the frequency band sequence table comprises a plurality of first frequency bands corresponding to the current P L MN and priorities corresponding to the first frequency bands;
and searching the network according to the first frequency bands and the priorities corresponding to the first frequency bands.
In an embodiment of the present application, the searching for a network according to each of the first frequency bands and the priority corresponding to each of the first frequency bands includes:
performing cell search according to each first frequency band and the priority corresponding to each first frequency band;
if a first target cell is searched, completing registration in the first target cell; the first target cell is a cell where the terminals in the plurality of first frequency bands can reside and register;
and if the first target cell is not searched, acquiring a plurality of second frequency bands supported by the terminal equipment, and searching the network according to the second frequency bands.
In an embodiment of the present application, the searching for a network according to the second frequency band includes:
carrying out cell search according to each second frequency band;
if a second target cell is searched, the registration is completed in the second target cell; the second target cell is a cell where the terminals in the second frequency bands can reside and register;
and updating the frequency band sequence table according to the frequency band corresponding to the second target cell.
In an embodiment of the present application, the searching for a network according to the second frequency band includes:
and if the second target cell is not searched, returning to the step of acquiring the frequency band sequence list corresponding to the current P L MN.
In an embodiment of the present application, before obtaining the frequency band sequence table corresponding to the current public land mobile network P L MN, the method further includes:
acquiring history P L MN, history frequency band and history frequency point which are successfully registered last time;
cell searching is carried out according to the history P L MN, the history frequency band and the history frequency point;
if a third target cell is searched, the registration is finished in the third target cell, wherein the third target cell is a cell in which the terminal can reside and register in the history P L MN;
and if the third target cell is not searched, returning to the step of acquiring the frequency band sequence list corresponding to the current P L MN.
In an embodiment of the present application, before the obtaining of the frequency band sequence table corresponding to the current P L MN, the method further includes:
acquiring a frequency band list supported by the terminal equipment; the frequency band list comprises a plurality of frequency bands supported by the terminal equipment;
acquiring at least one P L MN corresponding to the current geographic area according to the current geographic area of the mobile terminal, and acquiring a plurality of operator frequency bands supported by each P L MN and the priority of each operator frequency band;
and determining a frequency band sequence list corresponding to each P L MN according to each operator frequency band supported by each P L MN, the priority of each operator frequency band and a plurality of frequency bands supported by the terminal equipment.
In an embodiment of the present application, the obtaining of the frequency band sequence table corresponding to the current public land mobile network P L MN includes:
and acquiring the current P L MN, and determining a frequency band sequence table corresponding to the current P L MN in a P L MN frequency band table according to the current P L MN, wherein the P L MN frequency band table comprises the corresponding relation between each P L MN and the frequency band sequence table.
In a second aspect, an embodiment of the present invention provides a network searching apparatus, where the apparatus includes:
the frequency band sequence list acquisition module is used for acquiring a frequency band sequence list corresponding to the current P L MN, wherein the frequency band sequence list comprises a plurality of first frequency bands corresponding to the current P L MN and priorities corresponding to the first frequency bands;
and the network searching module is used for searching the network according to the first frequency bands and the priorities corresponding to the first frequency bands.
In a third aspect, an embodiment of the present invention provides a computer device, including a memory and a processor, where the memory stores a computer program, and the processor implements the following steps when executing the computer program:
acquiring a frequency band sequence table corresponding to a current public land mobile network P L MN, wherein the frequency band sequence table comprises a plurality of first frequency bands corresponding to the current P L MN and priorities corresponding to the first frequency bands;
and searching the network according to the first frequency bands and the priorities corresponding to the first frequency bands.
In a fourth aspect, an embodiment of the present invention provides a computer-readable storage medium, on which a computer program is stored, where the computer program, when executed by a processor, implements the following steps:
acquiring a frequency band sequence table corresponding to a current public land mobile network P L MN, wherein the frequency band sequence table comprises a plurality of first frequency bands corresponding to the current P L MN and priorities corresponding to the first frequency bands;
and searching the network according to the first frequency bands and the priorities corresponding to the first frequency bands.
According to the network searching method, the network searching device, the computer equipment and the storage medium, the frequency band sequence table corresponding to the current public land mobile network P L MN is obtained, the frequency band sequence table comprises a plurality of first frequency bands corresponding to the current P L MN and priorities corresponding to the first frequency bands, and network searching is carried out according to the first frequency bands and the priorities corresponding to the first frequency bands.
Drawings
Fig. 1 is an environment diagram of an implementation of a network searching method according to an embodiment of the present application;
fig. 2 is a flowchart of a network searching method according to an embodiment of the present application;
fig. 3 is a flowchart of another network searching method according to an embodiment of the present application;
fig. 4 is a flowchart of another network searching method according to an embodiment of the present application;
fig. 5 is a flowchart of another network searching method according to an embodiment of the present application;
fig. 6 is a flowchart of another network searching method according to an embodiment of the present application;
fig. 7 is a flowchart of another network searching method according to an embodiment of the present application;
fig. 8 is a block diagram of a network searching apparatus according to an embodiment of the present application;
fig. 9 is a block diagram of a computer device according to an embodiment of the present application.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
The network searching method provided by the present application may be applied to an application environment shown in fig. 1, where the application environment includes a terminal device 102 and a network side device 104, where the terminal device 102 and the network side device 104 communicate through networks of various network formats, for example, the present application may be applicable to Global System for mobile communications (GSM), Code Division Multiple Access (CDMA), Wideband Code Division Multiple Access (WCDMA), Time Division-Synchronous Code Division Multiple Access (TD-SCDMA), Frequency Division duplex long Term Evolution (FDD L TE), Time Division duplex long Term Evolution (TDD L ong terminal, TDD L, and TDD G365, and the like.
A Wireless Terminal may be a Mobile Terminal such as a Mobile phone (or a "cellular" phone) and a computer having a Mobile Terminal, such as a portable, pocket, hand-held, computer-included or vehicle-mounted Mobile Device that exchanges language and/or data with a Radio Access Network (RAN), and may also be a Personal Communication Service (PCS) phone, a cordless phone, a Session Initiation Protocol (Session Initiation Protocol, SIP) phone, a Wireless local loop (Wireless L, abbreviated L, abbreviated as PCS), a Personal Digital Assistant (PDA), a Remote Terminal (Subscriber Station), a Remote Terminal (User Equipment), a Remote Terminal (User Station), a Remote Terminal (User Equipment), a Remote Access Terminal (User Equipment), etc.
The Network side device 104 may be a Base Station (BTS) and/or a Base Station Controller in GSM or CDMA, a Base Station (NodeB, NB) and/or a Radio Network Controller (RNC) in WCDMA, an evolved node b (evolved node b, eNB or eNodeB) in L TE, or a relay Station or an access point, or a Base Station in a future 5G Network, and the like, which is not limited herein.
Referring to fig. 2, it shows a network searching method provided in this embodiment, which is described by taking the method as an example applied to the terminal device 102 in fig. 1, and includes the following steps:
In an embodiment of the present application, the terminal device 102 is preset with a configuration file containing a frequency band sequence table corresponding to the current public land mobile network P L MN, and when the terminal device performs network search registration, the configuration file is loaded and the frequency band sequence table is obtained.
In an embodiment of the application, after the initialization of the SIM card is completed, the terminal device obtains the current P L MN from the EHP L MN, HP L MN, and other related files of the SIM card, and obtains a frequency band sequence table corresponding to the current P L MN according to the current P L MN, where the frequency band sequence table includes a plurality of first frequency bands corresponding to the current P L MN, and each first frequency band is provided with a corresponding priority.
And 204, searching the network according to the first frequency bands and the priorities corresponding to the first frequency bands.
In an embodiment of the present application, the terminal device may perform network search in the first frequency band with the highest priority according to the order from high to low of the priority, and if the network search process is completed, the process is ended, and if the network search process is not completed, the terminal device performs network search in the first frequency band with the second highest priority according to the order from high to low of the priority until the network search process is completed.
In a further embodiment, if the terminal device cannot complete the network searching process in any of the plurality of first frequency bands corresponding to the current P L MN, the step 202 is executed again, in the actual network searching process, when the terminal device acquires the corresponding frequency band sequence table according to the current P L MN, a problem of a reading error may occur, and each first frequency band cannot support the terminal device to complete the network searching process at a specific time, so that the above problem can be effectively avoided by executing the step 202 again.
In the network searching method provided by the embodiment of the application, the network searching is carried out according to the first frequency bands and the priorities corresponding to the first frequency bands by acquiring the frequency band sequence table corresponding to the current public land mobile network P L MN, wherein the frequency band sequence table comprises the first frequency bands corresponding to the current P L MN and the priorities corresponding to the first frequency bands, and the network searching is carried out according to the first frequency bands and the priorities corresponding to the first frequency bands.
Please refer to fig. 3, which shows a flowchart of another network searching method provided by the present embodiment, and the network searching method can be applied to the terminal device 102 in the implementation environment described above. On the basis of the embodiment shown in fig. 2, the step 202 may specifically include the following steps:
In an embodiment of the present application, the terminal device may perform cell search in the first frequency band with the highest priority according to the priorities corresponding to the first frequency bands and according to a sequence from the highest priority to the lowest priority, specifically, the terminal device selects a plurality of frequency points in the first frequency band with the highest priority, and detects whether there is a suitable cell in each frequency point to allow the terminal device to reside and complete registration. If a cell exists for the terminal equipment to reside and complete registration, the network searching process is completed, if no cell exists for the terminal equipment to reside and complete registration, cell searching is carried out in the first frequency band with the highest priority until a cell for the terminal equipment to reside and complete registration is found, or no cell for the terminal equipment to reside and complete registration exists in each first frequency band.
In an embodiment of the application, if a cell where the terminal device is allowed to camp and registration is completed can be found in each first frequency band, the cell is determined as a first target cell, registration is completed in the first target cell, and a network searching process is ended.
In an embodiment of the application, if no cell where the terminal device resides and completes registration is found in each first frequency band, that is, a first target cell is not searched, a plurality of second frequency bands supported by the terminal device are obtained, and network searching is performed according to each second frequency band. The plurality of second frequency bands are all frequency bands supported by the terminal device except the plurality of first frequency bands.
According to the network searching method provided by the embodiment of the application, because the network searching is carried out in each first frequency band corresponding to the current P L MN and then the network searching is carried out in a plurality of second frequency bands supported by the terminal equipment, the unnecessary network searching time can be reduced, the network searching efficiency is improved, and the network searching can be carried out in a plurality of second frequency bands supported by the terminal equipment, the wireless spectrum resource replating of an operator is carried out, a new frequency band is released, the network searching process can be still finished, and the application of the application is improved.
Referring to fig. 4, a flowchart of another network searching method provided in this embodiment is shown, where the network searching method can be applied to the terminal device 102 in the above implementation environment. On the basis of the embodiment shown in fig. 3, the step 306 may specifically include the following steps:
In an embodiment of the present application, for a plurality of existing second frequency bands, the terminal device needs to scan all the second frequency bands, at this time, a scanning order of each second frequency band is not limited, and any scanning order may be adopted, for example, a scanning order from low to high, from high to low, randomly, and the like.
In an embodiment of the present application, the terminal device may perform cell search in each second frequency band according to a preset scanning sequence, specifically, the terminal device selects a plurality of frequency points in each second frequency band, and detects whether there is a suitable cell in each frequency point to allow the terminal device to reside and complete registration. If there is a cell where the terminal device can reside and complete registration, the network searching process is completed, and if there is no cell where the terminal device can reside and complete registration, the network searching process fails, and the step 202 is returned to.
In another embodiment of the present application, the terminal device may search for multiple cells that may reside in each second frequency band, measure the signal strength of each cell that may reside, initiate registration in the corresponding cells in sequence from high to low according to the signal strength, and if the registration is successful, complete the network searching process
In an embodiment of the present application, if a cell where the terminal device is camped and registered can be found in each second frequency band, the cell is determined as a second target cell, and registration is completed in the second target cell, and the network searching process is ended.
Specifically, if no cell where the terminal device resides and completes registration is found in each second frequency band, that is, the second target cell is not searched, the process returns to step 202.
In an embodiment of the present application, after the second target cell completes registration, the terminal device adds the second frequency band corresponding to the second target cell to the frequency band sequence table corresponding to the current P L MN.
In a further embodiment, when the second frequency band corresponding to the second target cell is added to the frequency band sequence table corresponding to the current P L MN, the priority corresponding to the second frequency band is set to be the highest.
In the network searching method provided by the embodiment of the application, cell searching is carried out according to each second frequency band; if the second target cell is searched, the registration is completed in the second target cell; the second target cell is a cell where a plurality of terminals in the second frequency band can reside and register; and updating the frequency band sequence table according to the frequency band corresponding to the second target cell. According to the network searching method provided by the embodiment of the application, because the network searching can be carried out in a plurality of second frequency bands supported by the terminal equipment, the wireless spectrum resource replanning is carried out by an operator, and the network searching process can still be completed after a new frequency band is released, the application of the application is improved, and because the frequency band sequence list is updated according to the frequency band corresponding to the second target cell, the network searching can be carried out according to the updated frequency band sequence list in the next network searching process, the unnecessary network searching time is reduced, and the network searching efficiency is improved.
Referring to fig. 5, a flowchart of another network searching method provided in this embodiment is shown, where the network searching method can be applied to the terminal device 102 in the above implementation environment. On the basis of the embodiment shown in fig. 2, the method may further include the following steps:
And step 504, performing cell search according to the history P L MN, the history frequency band and the history frequency point.
In an embodiment of the present application, before the step 202, the terminal device may further obtain a history P L MN, a history frequency band, and a history frequency point that are successfully registered last time, specifically, the terminal device may first search for a cell corresponding to the history frequency point that is successfully registered last time, synchronize after obtaining cell information, read a P L MN in broadcast information, and if the cell information is matched with the obtained history P L MN, indicate that an operator network that is successfully registered last time exists in an area where the terminal device is currently located, so that the terminal device may continue to register in the cell corresponding to the history frequency point, and complete a network searching process.
In an embodiment of the application, if the terminal device cannot find a cell where the terminal can reside and register according to the historical frequency point, according to the historical frequency band, the terminal device continues to search for the cell where the terminal can reside and register at other frequency points in the historical frequency band, synchronization is performed after cell information is obtained, P L MN in broadcast information is read, and if the cell information is matched with the obtained historical P L MN, registration is performed in the cell, and a network searching process is completed.
In an embodiment of the present application, if the terminal device cannot find a cell where the terminal can camp and register according to the history frequency band, the terminal device continues to search for a cell where the terminal can camp and register in another frequency band corresponding to the history P L MN according to the history P L MN.
And step 506, if the third target cell is searched, the registration is completed in the third target cell, wherein the third target cell is a cell in which the terminal can reside and register in history P L MN.
In an embodiment of the present application, the third target cell may be a cell corresponding to a historical frequency point, or a cell corresponding to a frequency point other than the historical frequency point in a historical frequency band, or a cell corresponding to a frequency band other than the historical frequency band in a historical P L MN.
In another embodiment of the present application, if a cell where the terminal device is camped and registered is not found according to the history P L MN, the history frequency band, and the history frequency point, that is, a third target cell is not searched, step 202 is executed.
According to the network searching method provided by the embodiment of the application, since the network searching is performed according to the historical P L MN, the historical frequency band and the historical frequency point which are successfully registered last time, the cell searching is performed according to the historical P L MN, the historical frequency band and the historical frequency point, if a third target cell is searched, the registration is completed in the third target cell, the third target cell is a cell in which a terminal in the historical frequency band can reside and be registered, and if the third target cell is not searched, the step of obtaining the frequency band sequence list corresponding to the current P L MN is executed in a returning mode.
Referring to fig. 6, a flowchart of another network searching method provided in this embodiment is shown, where the network searching method can be applied to the terminal device 102 in the above implementation environment. On the basis of the embodiment shown in fig. 2, the method may further include the following steps:
In an embodiment of the present application, a terminal device may first obtain a plurality of frequency bands that can be supported by the terminal device, and at the same time, obtain at least one P L MN corresponding to a current geographic area and a plurality of operator frequency bands supported by each P L MN and priorities of the operator frequency bands, where the plurality of frequency bands supported by the terminal device intersect with the plurality of operator frequency bands supported by each P L MN, obtain an intersection frequency band corresponding to each P L MN and existing in the intersection, determine priorities corresponding to the intersection frequency bands in each P L MN according to the priorities of the operator frequency bands in each P L MN, and further determine a frequency band sequence table corresponding to each P L MN.
For example, the terminal device supports A, B, C, D four frequency bands, and a first P L MN and a second P L MN exist in a current geographic area, where the first P L MN includes B, C, E three operator frequency bands, and the priority of each operator frequency band is 3, 2, 4 in sequence, and the second P L MN includes A, C, D, E four operator frequency bands, and the priority of each operator frequency band is 3, 2, 4, 1 in sequence, it can be obtained that the frequency band sequence table corresponding to the first P L MN includes B, C two intersection frequency bands, and the corresponding priority is 3, 2, and the frequency band sequence table corresponding to the second P L MN includes A, C, D three intersection frequency bands, and the corresponding priority is 3, 2, 4.
According to the network searching method provided by the embodiment of the application, a reasonable frequency band sequence list corresponding to each P L MN can be generated by combining hardware equipment of the terminal equipment and at least one P L MN corresponding to the current geographic area of the terminal equipment, so that the network searching efficiency can be improved in the subsequent network searching process.
The present embodiment also provides another network searching method, which can be applied to the terminal device 102 in the implementation environment described above. On the basis of the embodiment shown in fig. 6, the method may further include the following steps:
and acquiring a current P L MN, and determining a frequency band sequence table corresponding to the current P L MN in a P L MN frequency band table according to the current P L MN, wherein the P L MN frequency band table comprises the corresponding relation between each P L MN and the frequency band sequence table.
In an embodiment of the present application, after acquiring the frequency band sequence table corresponding to each P L MN, the terminal device may establish a P L MN frequency band table according to a correspondence between each P L MN and the frequency band sequence table, and when a network search is started, acquire the frequency band sequence table corresponding to the current P L MN in the P L MN frequency band table according to the acquired current P L MN.
According to the network searching method provided by the embodiment of the application, the P L MN frequency band table is established, the corresponding relation between each P L MN and the frequency band sequence table is stored, when the network searching is started, the corresponding frequency band sequence table can be quickly obtained according to the current P L MN, and the network searching efficiency is improved.
Referring to fig. 7, a flowchart of another network searching method provided in this embodiment is shown, where the network searching method can be applied to the terminal device 102 in the above implementation environment. The method may further comprise the steps of:
In step 714, it is determined whether a suitable cell can be found. If a suitable cell can be found, step 716 is performed, and if a suitable cell cannot be found, step 718 is performed.
At step 718, the process ends.
The network searching method provided by the embodiment of the application, for the scheme that the terminal equipment searches the network according to all the supported frequency bands of the terminal equipment in the traditional technology, the unnecessary network searching time is reduced, the network searching efficiency is improved, because the network searching method can also search the network from a plurality of second frequency bands supported by the terminal equipment, the wireless spectrum resource replanting is carried out by an operator, after a new frequency band is released, the network searching process can still be completed, the applicability of the network searching method is improved, because the frequency band sequence list is updated, in the next network searching process, the network searching can be carried out according to the updated frequency band sequence list, the unnecessary network searching time is further reduced, and the network searching efficiency is improved.
It should be understood that, although the steps in the above-described flowcharts are shown in order as indicated by the arrows, the steps are not necessarily performed in order as indicated by the arrows. The steps are not performed in the exact order shown and described, and may be performed in other orders, unless explicitly stated otherwise. Moreover, at least a portion of the steps in the above-described flowcharts may include multiple sub-steps or multiple stages, which are not necessarily performed at the same time, but may be performed at different times, and the order of performing the sub-steps or the stages is not necessarily sequential, but may be performed alternately or alternatingly with other steps or at least a portion of the sub-steps or stages of other steps.
Referring to fig. 8, a block diagram of a network searching apparatus 800 according to an embodiment of the present application is shown. As shown in fig. 8, the network searching apparatus 800 may include: frequency band sequence list acquisition module 801 and network searching module 802, wherein:
a frequency band sequence list obtaining module 801, configured to obtain a frequency band sequence list corresponding to a current P L MN, where the frequency band sequence list includes multiple first frequency bands corresponding to the current P L MN and priorities corresponding to the first frequency bands.
The network searching module 802 is configured to search for a network according to each of the first frequency bands and the priority corresponding to each of the first frequency bands.
In an embodiment of the present application, the network searching module 802 is specifically configured to:
carrying out cell search according to each first frequency band and the priority corresponding to each first frequency band;
if the first target cell is searched, the registration is completed in the first target cell; the first target cell is a cell where a plurality of terminals in a first frequency band can reside and register;
and if the first target cell is not searched, acquiring a plurality of second frequency bands supported by the terminal equipment, and searching the network according to the second frequency bands.
In an embodiment of the present application, the network searching module 802 is further specifically configured to:
carrying out cell search according to each second frequency band;
if the second target cell is searched, the registration is completed in the second target cell; the second target cell is a cell where a plurality of terminals in the second frequency band can reside and register;
and updating the frequency band sequence table according to the frequency band corresponding to the second target cell.
In an embodiment of the present application, the network searching module 802 is further specifically configured to:
and if the second target cell is not searched, returning to the step of acquiring the frequency band sequence list corresponding to the current P L MN.
In an embodiment of the present application, the network searching module 802 is further specifically configured to:
acquiring history P L MN, history frequency band and history frequency point which are successfully registered last time;
cell search is carried out according to the history P L MN, the history frequency band and the history frequency point;
if the third target cell is searched, the registration is finished in the third target cell, wherein the third target cell is a cell where the terminal can reside and register in history P L MN;
and if the third target cell is not searched, returning to the step of acquiring the frequency band sequence list corresponding to the current P L MN.
In an embodiment of the present application, the frequency band sequence table obtaining module 801 is specifically configured to:
acquiring a frequency band list supported by terminal equipment; the frequency band list comprises a plurality of frequency bands supported by the terminal equipment;
acquiring at least one P L MN corresponding to the current geographical area according to the current geographical area of the mobile terminal, and acquiring a plurality of operator frequency bands supported by each P L MN and the priority of each operator frequency band;
and determining a frequency band sequence table corresponding to each P L MN according to each operator frequency band supported by each P L MN, the priority of each operator frequency band and a plurality of frequency bands supported by the terminal equipment.
In an embodiment of the present application, the frequency band sequence table obtaining module 801 is further specifically configured to:
and acquiring a current P L MN, and determining a frequency band sequence table corresponding to the current P L MN in a P L MN frequency band table according to the current P L MN, wherein the P L MN frequency band table comprises the corresponding relation between each P L MN and the frequency band sequence table.
For specific limitations of the network searching apparatus, reference may be made to the above limitations of the network searching method, which is not described herein again. All or part of the modules in the network searching device can be realized by software, hardware and a combination thereof. The modules can be embedded in a hardware form or independent from a processor in the computer device, and can also be stored in a memory in the computer device in a software form, so that the processor can call and execute operations corresponding to the modules.
In one embodiment, a computer device is provided, which may be a terminal, and its internal structure diagram may be as shown in fig. 9. The computer device includes a processor, a memory, a network interface, a display screen, and an input device connected by a system bus. Wherein the processor of the computer device is configured to provide computing and control capabilities. The memory of the computer device comprises a nonvolatile storage medium and an internal memory. The non-volatile storage medium stores an operating system and a computer program. The internal memory provides an environment for the operation of an operating system and computer programs in the non-volatile storage medium. The network interface of the computer device is used for communicating with an external terminal through a network connection. The computer program is executed by a processor to implement a network searching method. The display screen of the computer equipment can be a liquid crystal display screen or an electronic ink display screen, and the input device of the computer equipment can be a touch layer covered on the display screen, a key, a track ball or a touch pad arranged on the shell of the computer equipment, an external keyboard, a touch pad or a mouse and the like.
Those skilled in the art will appreciate that the architecture shown in fig. 9 is merely a block diagram of some of the structures associated with the disclosed aspects and is not intended to limit the computing devices to which the disclosed aspects apply, as particular computing devices may include more or less components than those shown, or may combine certain components, or have a different arrangement of components.
In one embodiment, a computer device is provided, comprising a memory and a processor, the memory having a computer program stored therein, the processor implementing the following steps when executing the computer program:
acquiring a frequency band sequence table corresponding to a current public land mobile network P L MN, wherein the frequency band sequence table comprises a plurality of first frequency bands corresponding to the current P L MN and priorities corresponding to the first frequency bands;
and searching the network according to the first frequency bands and the priorities corresponding to the first frequency bands.
In an embodiment of the present application, the searching for a network according to each of the first frequency bands and the priority corresponding to each of the first frequency bands includes:
carrying out cell search according to each first frequency band and the priority corresponding to each first frequency band;
if the first target cell is searched, the registration is completed in the first target cell; the first target cell is a cell where a plurality of terminals in a first frequency band can reside and register;
and if the first target cell is not searched, acquiring a plurality of second frequency bands supported by the terminal equipment, and searching the network according to the second frequency bands.
In an embodiment of the present application, the searching for a network according to the second frequency band includes:
carrying out cell search according to each second frequency band;
if the second target cell is searched, the registration is completed in the second target cell; the second target cell is a cell where a plurality of terminals in the second frequency band can reside and register;
and updating the frequency band sequence table according to the frequency band corresponding to the second target cell.
In an embodiment of the present application, the searching for a network according to the second frequency band includes:
and if the second target cell is not searched, returning to the step of acquiring the frequency band sequence list corresponding to the current P L MN.
In an embodiment of the present application, before obtaining the frequency band sequence table corresponding to the current public land mobile network P L MN, the method further includes:
acquiring history P L MN, history frequency band and history frequency point which are successfully registered last time;
cell search is carried out according to the history P L MN, the history frequency band and the history frequency point;
if the third target cell is searched, the registration is finished in the third target cell, wherein the third target cell is a cell where the terminal can reside and register in history P L MN;
and if the third target cell is not searched, returning to the step of acquiring the frequency band sequence list corresponding to the current P L MN.
In an embodiment of the present application, before the obtaining of the frequency band sequence table corresponding to the current P L MN, the method further includes:
acquiring a frequency band list supported by terminal equipment; the frequency band list comprises a plurality of frequency bands supported by the terminal equipment;
acquiring at least one P L MN corresponding to the current geographical area according to the current geographical area of the mobile terminal, and acquiring a plurality of operator frequency bands supported by each P L MN and the priority of each operator frequency band;
and determining a frequency band sequence table corresponding to each P L MN according to each operator frequency band supported by each P L MN, the priority of each operator frequency band and a plurality of frequency bands supported by the terminal equipment.
In an embodiment of the present application, the obtaining of the frequency band sequence table corresponding to the current public land mobile network P L MN includes:
and acquiring a current P L MN, and determining a frequency band sequence table corresponding to the current P L MN in a P L MN frequency band table according to the current P L MN, wherein the P L MN frequency band table comprises the corresponding relation between each P L MN and the frequency band sequence table.
In one embodiment, a computer-readable storage medium is provided, having a computer program stored thereon, which when executed by a processor, performs the steps of:
acquiring a frequency band sequence table corresponding to a current public land mobile network P L MN, wherein the frequency band sequence table comprises a plurality of first frequency bands corresponding to the current P L MN and priorities corresponding to the first frequency bands;
and searching the network according to the first frequency bands and the priorities corresponding to the first frequency bands.
In an embodiment of the present application, the searching for a network according to each of the first frequency bands and the priority corresponding to each of the first frequency bands includes:
carrying out cell search according to each first frequency band and the priority corresponding to each first frequency band;
if the first target cell is searched, the registration is completed in the first target cell; the first target cell is a cell where a plurality of terminals in a first frequency band can reside and register;
and if the first target cell is not searched, acquiring a plurality of second frequency bands supported by the terminal equipment, and searching the network according to the second frequency bands.
In an embodiment of the present application, the searching for a network according to the second frequency band includes:
carrying out cell search according to each second frequency band;
if the second target cell is searched, the registration is completed in the second target cell; the second target cell is a cell where a plurality of terminals in the second frequency band can reside and register;
and updating the frequency band sequence table according to the frequency band corresponding to the second target cell.
In an embodiment of the present application, the searching for a network according to the second frequency band includes:
and if the second target cell is not searched, returning to the step of acquiring the frequency band sequence list corresponding to the current P L MN.
In an embodiment of the present application, before obtaining the frequency band sequence table corresponding to the current public land mobile network P L MN, the method further includes:
acquiring history P L MN, history frequency band and history frequency point which are successfully registered last time;
cell search is carried out according to the history P L MN, the history frequency band and the history frequency point;
if the third target cell is searched, the registration is finished in the third target cell, wherein the third target cell is a cell where the terminal can reside and register in history P L MN;
and if the third target cell is not searched, returning to the step of acquiring the frequency band sequence list corresponding to the current P L MN.
In an embodiment of the present application, before the obtaining of the frequency band sequence table corresponding to the current P L MN, the method further includes:
acquiring a frequency band list supported by terminal equipment; the frequency band list comprises a plurality of frequency bands supported by the terminal equipment;
acquiring at least one P L MN corresponding to the current geographical area according to the current geographical area of the mobile terminal, and acquiring a plurality of operator frequency bands supported by each P L MN and the priority of each operator frequency band;
and determining a frequency band sequence table corresponding to each P L MN according to each operator frequency band supported by each P L MN, the priority of each operator frequency band and a plurality of frequency bands supported by the terminal equipment.
In an embodiment of the present application, the obtaining of the frequency band sequence table corresponding to the current public land mobile network P L MN includes:
and acquiring a current P L MN, and determining a frequency band sequence table corresponding to the current P L MN in a P L MN frequency band table according to the current P L MN, wherein the P L MN frequency band table comprises the corresponding relation between each P L MN and the frequency band sequence table.
It will be understood by those of ordinary skill in the art that all or a portion of the processes of the methods of the embodiments described above may be implemented by a computer program that may be stored on a non-volatile computer-readable storage medium, which when executed, may include the processes of the embodiments of the methods described above, wherein any reference to memory, storage, database, or other medium used in the embodiments provided herein may include non-volatile and/or volatile memory.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A method for searching a network, the method comprising:
acquiring a frequency band sequence table corresponding to a current public land mobile network P L MN, wherein the frequency band sequence table comprises a plurality of first frequency bands corresponding to the current P L MN and priorities corresponding to the first frequency bands;
and searching the network according to the first frequency bands and the priorities corresponding to the first frequency bands.
2. The method of claim 1, wherein the searching for the network according to the first frequency bands and the priorities corresponding to the first frequency bands comprises:
performing cell search according to each first frequency band and the priority corresponding to each first frequency band;
if a first target cell is searched, completing registration in the first target cell; the first target cell is a cell where the terminals in the plurality of first frequency bands can reside and register;
and if the first target cell is not searched, acquiring a plurality of second frequency bands supported by the terminal equipment, and searching the network according to the second frequency bands.
3. The method of claim 2, wherein the searching for the network according to the second frequency band comprises:
carrying out cell search according to each second frequency band;
if a second target cell is searched, the registration is completed in the second target cell; the second target cell is a cell where the terminals in the second frequency bands can reside and register;
and updating the frequency band sequence table according to the frequency band corresponding to the second target cell.
4. The method of claim 2, wherein the searching for the network according to the second frequency band comprises:
and if the second target cell is searched, returning to the step of acquiring the frequency band sequence list corresponding to the current P L MN.
5. The method of claim 1, wherein before obtaining the frequency band ordering table corresponding to the current public land mobile network P L MN, the method further comprises:
acquiring history P L MN, history frequency band and history frequency point which are successfully registered last time;
cell searching is carried out according to the history P L MN, the history frequency band and the history frequency point;
if a third target cell is searched, the registration is completed in the third target cell, wherein the third target cell is a cell in which the terminal can reside and register in the history P L MN;
and if the third target cell is not searched, returning to the step of acquiring the frequency band sequence list corresponding to the current P L MN.
6. The method according to claim 1, wherein before the obtaining the frequency band ordering table corresponding to the current P L MN, the method further comprises:
acquiring a frequency band list supported by the terminal equipment; the frequency band list comprises a plurality of frequency bands supported by the terminal equipment;
acquiring at least one P L MN corresponding to the current geographic area according to the current geographic area of the mobile terminal, and acquiring a plurality of operator frequency bands supported by each P L MN and the priority of each operator frequency band;
and determining a frequency band sequence list corresponding to each P L MN according to each operator frequency band supported by each P L MN, the priority of each operator frequency band and a plurality of frequency bands supported by the terminal equipment.
7. The method of claim 6, wherein the obtaining the frequency band sequence table corresponding to the current public land mobile network P L MN comprises:
and acquiring the current P L MN, and determining a frequency band sequence table corresponding to the current P L MN in a P L MN frequency band table according to the current P L MN, wherein the P L MN frequency band table comprises the corresponding relation between each P L MN and the frequency band sequence table.
8. A network searching apparatus, the apparatus comprising:
the frequency band sequence list acquisition module is used for acquiring a frequency band sequence list corresponding to the current P L MN, wherein the frequency band sequence list comprises a plurality of first frequency bands corresponding to the current P L MN and priorities corresponding to the first frequency bands;
and the network searching module is used for searching the network according to the first frequency bands and the priorities corresponding to the first frequency bands.
9. A computer device comprising a memory and a processor, the memory storing a computer program, wherein the processor implements the steps of the method of any one of claims 1 to 7 when executing the computer program.
10. A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the steps of the method of any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010217270.3A CN111432455A (en) | 2020-03-25 | 2020-03-25 | Network searching method and device, computer equipment and storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010217270.3A CN111432455A (en) | 2020-03-25 | 2020-03-25 | Network searching method and device, computer equipment and storage medium |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111432455A true CN111432455A (en) | 2020-07-17 |
Family
ID=71548580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010217270.3A Pending CN111432455A (en) | 2020-03-25 | 2020-03-25 | Network searching method and device, computer equipment and storage medium |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111432455A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112235781A (en) * | 2020-09-24 | 2021-01-15 | 紫光展锐(重庆)科技有限公司 | Network registration method, equipment, device and storage medium |
| CN112969219A (en) * | 2021-02-08 | 2021-06-15 | 北京紫光展锐通信技术有限公司 | Network searching processing method, device, equipment, storage medium and program product |
| CN113055980A (en) * | 2021-03-15 | 2021-06-29 | Oppo广东移动通信有限公司 | Network selection method, device, terminal and storage medium |
| CN113891333A (en) * | 2021-09-10 | 2022-01-04 | 北京小米移动软件有限公司 | Network selection method, network selection device, electronic equipment and storage medium |
| CN114125991A (en) * | 2020-08-26 | 2022-03-01 | 华为技术有限公司 | Network searching method and device in multi-card mode and terminal equipment |
| CN114339722A (en) * | 2021-12-31 | 2022-04-12 | 紫光展锐(重庆)科技有限公司 | Network selection method, device, chip and module equipment |
| CN115002877A (en) * | 2022-06-21 | 2022-09-02 | 维沃移动通信有限公司 | Network searching method and device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060068782A1 (en) * | 2004-09-28 | 2006-03-30 | Nec Corporation | Cell search method and mobile communication terminal |
| CN102355712A (en) * | 2011-10-11 | 2012-02-15 | 中兴通讯股份有限公司 | Method for accelerating searching speed of public land mobile network and device |
| CN106375962A (en) * | 2016-11-16 | 2017-02-01 | 努比亚技术有限公司 | Network searching method and mobile terminal |
| CN106973414A (en) * | 2016-01-14 | 2017-07-21 | 中兴通讯股份有限公司 | A kind of method and device of selection cell |
-
2020
- 2020-03-25 CN CN202010217270.3A patent/CN111432455A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060068782A1 (en) * | 2004-09-28 | 2006-03-30 | Nec Corporation | Cell search method and mobile communication terminal |
| CN102355712A (en) * | 2011-10-11 | 2012-02-15 | 中兴通讯股份有限公司 | Method for accelerating searching speed of public land mobile network and device |
| CN106973414A (en) * | 2016-01-14 | 2017-07-21 | 中兴通讯股份有限公司 | A kind of method and device of selection cell |
| CN106375962A (en) * | 2016-11-16 | 2017-02-01 | 努比亚技术有限公司 | Network searching method and mobile terminal |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114125991A (en) * | 2020-08-26 | 2022-03-01 | 华为技术有限公司 | Network searching method and device in multi-card mode and terminal equipment |
| CN112235781A (en) * | 2020-09-24 | 2021-01-15 | 紫光展锐(重庆)科技有限公司 | Network registration method, equipment, device and storage medium |
| CN112235781B (en) * | 2020-09-24 | 2023-03-24 | 紫光展锐(重庆)科技有限公司 | Network registration method, equipment, device and storage medium |
| CN112969219A (en) * | 2021-02-08 | 2021-06-15 | 北京紫光展锐通信技术有限公司 | Network searching processing method, device, equipment, storage medium and program product |
| CN113055980A (en) * | 2021-03-15 | 2021-06-29 | Oppo广东移动通信有限公司 | Network selection method, device, terminal and storage medium |
| CN113891333A (en) * | 2021-09-10 | 2022-01-04 | 北京小米移动软件有限公司 | Network selection method, network selection device, electronic equipment and storage medium |
| CN113891333B (en) * | 2021-09-10 | 2023-02-21 | 北京小米移动软件有限公司 | Network selection method, network selection device, electronic equipment and storage medium |
| CN114339722A (en) * | 2021-12-31 | 2022-04-12 | 紫光展锐(重庆)科技有限公司 | Network selection method, device, chip and module equipment |
| CN114339722B (en) * | 2021-12-31 | 2023-12-01 | 紫光展锐(重庆)科技有限公司 | Network selection method, device, chip and module equipment |
| CN115002877A (en) * | 2022-06-21 | 2022-09-02 | 维沃移动通信有限公司 | Network searching method and device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111432455A (en) | Network searching method and device, computer equipment and storage medium | |
| US8744443B2 (en) | System and method for facilitating accelerated network selection using a weighted network list | |
| CN101663824B (en) | Apparatus and methods for providing multi-band operation in a mobile computing device | |
| US7920877B2 (en) | Using base-station location to assist mobile-device system acquisition | |
| CN112074011B (en) | Network registration method, device, computer equipment and storage medium | |
| EP1863313B1 (en) | Method and apparatus for facilitating accelerated network selection using a weighted network list | |
| CN111654344B (en) | Frequency band scanning method, device, equipment and storage medium | |
| EP2222103B1 (en) | System and method for scanning when operating in different regulatory domains | |
| US11234175B2 (en) | Method for selecting cell, terminal device, and network device | |
| CN111567086A (en) | Wireless communication method, terminal equipment and network equipment | |
| WO2017166202A1 (en) | Electronic device and method for searching mobile communications network using same | |
| CN113329477A (en) | Cell residence method and device, modem, terminal equipment and storage medium | |
| JP4725367B2 (en) | Mobile phone, its communication method and program | |
| US8428044B2 (en) | Mobile apparatus | |
| US20130273908A1 (en) | Specifying Available Telecommunication Standards in Respective Geographic Regions Based on Mobile Country Code | |
| US20210243682A1 (en) | Wireless communication method and terminal device | |
| CN105959996A (en) | Wireless terminal network searching method and device | |
| CN114339814A (en) | Relay communication information configuration method and device and electronic equipment | |
| CN111654875B (en) | Frequency band scanning method, device, equipment and storage medium | |
| CN112423288B (en) | Dialing analysis method, device, computer equipment and storage medium | |
| CN114698412B (en) | Measurement interval determining method, measurement method, related device, and storage medium | |
| CN113747362B (en) | Method, apparatus, chip and computer readable storage medium for switching network services | |
| CN113242541B (en) | Network registration method and device, electronic equipment and storage medium | |
| EP4207879A1 (en) | Cell search method applied to terminal, and communication apparatus | |
| CN116017637A (en) | SNPN selection method, terminal, device and storage medium |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200717 |