CN107634767A - A kind of antenna selecting method and mobile terminal - Google Patents

Abstract

A kind of antenna selecting method and mobile terminal, including：Search for closest to the accessible destinations traffic base station of mobile terminal；Calculate the distance between the mobile terminal and the destinations traffic base station；Obtain the band limits that the distance between the mobile terminal and the destinations traffic base station are applicable；In the working frequency range for the multiple antennas installed from the mobile terminal, the target operation frequency range for including the band limits is determined；Wherein, the working frequency range non-overlapping copies of the multiple antenna；The antenna for being configured the target operation frequency range in the multiple antenna is defined as target antenna；Judge whether the target antenna is currently used antenna；If not, start the target antenna.Implement the embodiment of the present invention, mobile terminal can be made all to keep optimal communications status at any time, to improve communication quality.

Description

A kind of antenna selecting method and mobile terminal

Technical field

The present invention relates to communication technical field, and in particular to a kind of antenna selecting method and mobile terminal.

Background technology

With the development of the communication technology, at present, mobile phone turns into a part essential in people's daily life, certainly logical After letter technology enters the 5G epoch, frequency range is more and more workable for mobile phone.But in practice, it has been found that carried out using mobile phone During communication, the antenna of mobile phone tends not to transmit signals to the place of anticipation using its working frequency range so that mobile phone can not be with When all keep optimal communications status, influence communication quality.

The content of the invention

The embodiment of the present invention discloses a kind of antenna selecting method and mobile terminal, can make mobile terminal in communication shape During state, the band limits phase corresponding to the distance between mobile terminal and communication base station nearest apart from mobile terminal is automatically selected The antenna met, mobile terminal is set all to keep optimal communications status at any time, to improve communication quality.

First aspect of the embodiment of the present invention discloses a kind of antenna switching method, and methods described includes：

Search for closest to the accessible destinations traffic base station of mobile terminal；

Calculate the distance between the mobile terminal and the destinations traffic base station；

Obtain the band limits that the distance between the mobile terminal and the destinations traffic base station are applicable；

In the working frequency range for the multiple antennas installed from the mobile terminal, the mesh for including the band limits is determined Mark working frequency range；Wherein, the working frequency range non-overlapping copies of the multiple antenna；

The antenna for being configured the target operation frequency range in the multiple antenna is defined as target antenna；

Judge whether the target antenna is currently used antenna；

If not, start the target antenna.

As an alternative embodiment, in first aspect of the embodiment of the present invention, it is described from the mobile terminal In the working frequency range of multiple antennas of installation, the target operation frequency range for including the band limits is determined, including：

Calculate the centre frequency of the band limits；

Obtain the working frequency range for the multiple antennas installed on the mobile terminal；

The working frequency range of each antenna in the centre frequency of the band limits and the multiple antenna is carried out pair Than it is determined that the working frequency range of some antenna of the centre frequency including the band limits is as target operation frequency range.

As an alternative embodiment, in first aspect of the embodiment of the present invention, it is described to calculate the mobile terminal After the distance between described destinations traffic base station, methods described also includes：

Obtain the identity of the destinations traffic base station；

According to the identity, the device type of the destinations traffic base station is obtained；

According to the device type of the destinations traffic base station, obtain the transmission power of the destinations traffic base station, receive spirit Sensitivity and working frequency；

Calculate the difference of the transmission power of the destinations traffic base station and the receiving sensitivity of the destinations traffic base station with Obtain the propagation loss of the signal of the destinations traffic Base Transmitter；

According to the propagation loss of the signal of the destinations traffic Base Transmitter and the work of destinations traffic base station frequency Rate, obtain the transmission range of the signal of the destinations traffic Base Transmitter；

The transmission range of the signal of the destinations traffic Base Transmitter is defined as to the covering model of the destinations traffic base station Enclose；

Judge the distance between the mobile terminal and the destinations traffic base station whether in the destinations traffic base station Within coverage；

If it is, perform the frequency for obtaining the distance between the mobile terminal and the destinations traffic base station and being applicable The step of segment limit.

As an alternative embodiment, in first aspect of the embodiment of the present invention, if it is judged that described mobile whole Not within the coverage of the destinations traffic base station, methods described is also wrapped for the distance between end and the destinations traffic base station Include：

The difference of the distance between the mobile terminal and the destinations traffic base station with the coverage is calculated, and will The difference is shown on the screen of the mobile terminal；

Export prompt message；Wherein, the prompt message is used to prompt the user whether to obtain the mobile terminal and institute State the route map between destinations traffic base station；

Detect whether to receive user's input be used for confirm that user will obtain the mobile terminal and the destinations traffic The confirmation of route map between base station；

If receive user input be used for confirm that user will obtain the mobile terminal and the destinations traffic base station Between route map confirmation, export the route map；

According to the route map, when the distance between the mobile terminal and described destinations traffic base station lead in the target When believing within the coverage of base station, export for prompting mobile terminal described in user by destinations traffic base station covering Information.

As an alternative embodiment, in first aspect of the embodiment of the present invention, it is described to obtain the mobile terminal The band limits that the distance between described destinations traffic base station is applicable, including：

Obtain electromagnetic wave propagation week of the currently used antenna of the mobile terminal to the destinations traffic Base Transmitter Issue；

According to the distance between the mobile terminal and the destinations traffic base station and the periodicity, the electricity is calculated The wavelength of magnetic wave；Obtain the optimal ripple for the electromagnetic wave that the distance between the mobile terminal and the destinations traffic base station are applicable It is long；

Judge whether the wavelength of the electromagnetic wave is more than the difference threshold specified with the difference of the most optimum wavelengths；

If it is judged that the difference of the wavelength of the electromagnetic wave and the most optimum wavelengths is more than the difference threshold specified, adjustment The wavelength of the electromagnetic wave is the most optimum wavelengths；

According to the speed of the electromagnetic wave and the most optimum wavelengths of the electromagnetic wave, the mobile terminal and the mesh are calculated The band limits that the distance between mark communication base station is applicable.

Second aspect of the embodiment of the present invention discloses a kind of mobile terminal, including：

Search unit, for searching for closest to the accessible destinations traffic base station of mobile terminal；

First computing unit, for calculating the distance between the mobile terminal and the destinations traffic base station；

First acquisition unit, it is applicable for obtaining the distance between the mobile terminal and the destinations traffic base station Band limits；

First determining unit, in the working frequency range for the multiple antennas installed from the mobile terminal, determine to wrap Include the target operation frequency range of the band limits；Wherein, the working frequency range non-overlapping copies of the multiple antenna；

First determining unit, it is additionally operable to the antenna for being configured the target operation frequency range in the multiple antenna It is defined as target antenna；

First judging unit, for judging whether the target antenna is currently used antenna；

Start unit, for judging that the target antenna is not currently used antenna when first judging unit When, start the target antenna.

As an alternative embodiment, in second aspect of the embodiment of the present invention, first determining unit includes：

First computation subunit, for calculating the centre frequency of the band limits；

First obtains subelement, for obtaining the working frequency range for the multiple antennas installed on the mobile terminal；

Determination subelement, for by each antenna in the centre frequency of the band limits and the multiple antenna Working frequency range is contrasted, it is determined that the working frequency range of some antenna of the centre frequency including the band limits is as target Working frequency range.

As an alternative embodiment, in second aspect of the embodiment of the present invention, the mobile terminal also includes：

3rd acquiring unit, for calculating the mobile terminal and the destinations traffic base in first computing unit After the distance between standing, the identity of the destinations traffic base station is obtained；

3rd acquiring unit, it is additionally operable to, according to the identity, obtain the equipment class of the destinations traffic base station Type；

3rd acquiring unit, the device type according to the destinations traffic base station is additionally operable to, obtains the target and lead to Believe transmission power, receiving sensitivity and the working frequency of base station；

First computing unit, it is additionally operable to calculate the transmission power of the destinations traffic base station and the destinations traffic base The difference for the receiving sensitivity stood is to obtain the propagation loss of the signal of the destinations traffic Base Transmitter；

3rd acquiring unit, it is additionally operable to propagation loss and the institute of signal according to the destinations traffic Base Transmitter The working frequency of destinations traffic base station is stated, obtains the transmission range of the signal of the destinations traffic Base Transmitter；

Second determining unit, for the transmission range of the signal of the destinations traffic Base Transmitter to be defined as into the target The coverage of communication base station；

3rd judging unit, for judging the distance between the mobile terminal and the destinations traffic base station whether in institute Within the coverage for stating destinations traffic base station；

The first acquisition unit, specifically for judging the mobile terminal and the mesh when the 3rd judging unit When marking the distance between communication base station within the coverage of the destinations traffic base station, obtain the mobile terminal with it is described The band limits that the distance between destinations traffic base station is applicable.

As an alternative embodiment, in second aspect of the embodiment of the present invention, the mobile terminal also includes：

Second computing unit, for judging the mobile terminal and the destinations traffic base when the 3rd judging unit When the distance between standing not within the coverage of the destinations traffic base station, calculate the mobile terminal and lead to the target Believe difference of the distance between the base station with the coverage, and the difference is included on the screen of the mobile terminal；

Output unit, for exporting prompt message；Wherein, the prompt message is used to prompting the user whether to obtain described Route map between mobile terminal and the destinations traffic base station；

Second detection unit, for detecting whether receive user's input be used to confirm user to obtain it is described it is mobile eventually The confirmation of route map between end and the destinations traffic base station；

The output unit, be additionally operable to when second detection unit detection receive user input be used for confirm user When obtaining the confirmation of the route map between the mobile terminal and the destinations traffic base station, the route map is exported；

The output unit, be additionally operable to according to the route map, when the mobile terminal and the destinations traffic base station it Between distance within the coverage of the destinations traffic base station when, export for prompting mobile terminal described in user by institute State the information of destinations traffic base station covering.

As an alternative embodiment, in second aspect of the embodiment of the present invention, the first acquisition unit includes：

Second obtains subelement, is sent out for obtaining the currently used antenna of the mobile terminal to the destinations traffic base station The electromagnetic wave propagation periodicity penetrated；

Second computation subunit, for according to the distance between the mobile terminal and the destinations traffic base station and institute Periodicity is stated, calculates the wavelength of the electromagnetic wave；

Described second obtains subelement, is additionally operable to obtain the distance between the mobile terminal and the destinations traffic base station The most optimum wavelengths for the electromagnetic wave being applicable；

Judgment sub-unit, for judging whether the wavelength of the electromagnetic wave is more than what is specified with the difference of the most optimum wavelengths Difference threshold；

Subelement is adjusted, for the wavelength that the electromagnetic wave is judged when the judgment sub-unit and the most optimum wavelengths When difference is more than the difference threshold specified, the wavelength for adjusting the electromagnetic wave is the most optimum wavelengths；

Second computation subunit, it is additionally operable to the optimal ripple of the speed and the electromagnetic wave according to the electromagnetic wave It is long, calculate the band limits that the distance between the mobile terminal and the destinations traffic base station are applicable.

The third aspect of the embodiment of the present invention discloses a kind of mobile terminal, including：

It is stored with the memory of executable program code；

The processor coupled with the memory；

The processor calls the executable program code stored in the memory, performs the embodiment of the present invention the Antenna selecting method disclosed in one side.

Fourth aspect of the embodiment of the present invention discloses a kind of computer-readable recording medium, and it stores computer program, wherein, The computer program causes computer to perform antenna selecting method disclosed in first aspect of the embodiment of the present invention.

Compared with prior art, the embodiment of the present invention has the advantages that：

In the embodiment of the present invention, mobile terminal can obtain the ground that mobile terminal is presently in when needing transmission signal The positional information of position is managed, the destinations traffic base station nearest apart from the position is obtained according to the positional information, then is judged mobile whole Whether end is led to less than mobile terminal using the maximum distance of the working frequency range transmission signal of currently used antenna with above-mentioned target The distance between base station is believed, if it is lower, gating working frequency range meets between mobile terminal and above-mentioned destinations traffic base station automatically Distance target antenna, and utilize target antenna transmission signal.It can be seen that implementing the embodiment of the present invention, mobile terminal can be made Optimal communications status is all kept at any time, to improve communication quality.

Brief description of the drawings

Technical scheme in order to illustrate the embodiments of the present invention more clearly, it will use below required in embodiment Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ability For the those of ordinary skill of domain, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings other attached Figure.

Fig. 1 is a kind of schematic flow sheet of antenna selecting method disclosed in the embodiment of the present invention；

Fig. 2 is the schematic flow sheet of another antenna selecting method disclosed in the embodiment of the present invention；

Fig. 3 is a kind of structural representation of mobile terminal disclosed in the embodiment of the present invention；

Fig. 4 is the structural representation of another mobile terminal disclosed in the embodiment of the present invention；

Fig. 5 is the structural representation of another mobile terminal disclosed in the embodiment of the present invention.

Embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Based on this Embodiment in invention, the every other reality that those of ordinary skill in the art are obtained under the premise of creative work is not made Example is applied, belongs to the scope of protection of the invention.

It should be noted that term " comprising " and " having " and their any changes in the embodiment of the present invention and accompanying drawing Shape, it is intended that cover non-exclusive include.Such as contain the process of series of steps or unit, method, system, product or The step of equipment is not limited to list or unit, but alternatively also include the step of not listing or unit, or it is optional Ground is also included for the intrinsic other steps of these processes, method, product or equipment or unit.

The embodiment of the present invention discloses a kind of antenna selecting method and mobile terminal, and mobile terminal can be made all to keep at any time most Excellent communications status, to improve communication quality.It is described in detail individually below.

Embodiment one

Referring to Fig. 1, Fig. 1 is a kind of schematic flow sheet of antenna selecting method disclosed in the embodiment of the present invention.Wherein, scheme Antenna selecting method described by 1 is applied to all kinds of mobile terminals, the embodiment of the present invention such as mobile phone, tablet personal computer and not limited. Wherein, the operating system of all kinds of mobile terminals may include but be not limited to Android operation system, IOS, Symbian (Saipan) operating system, Black Berry (blackberry, blueberry) operating system, Windows Phone8 operating systems etc., the present invention are real Example is applied not limit.As shown in figure 1, the antenna selecting method may comprise steps of：

101st, mobile terminal to search is closest to the accessible destinations traffic base station of the mobile terminal.

As an alternative embodiment, the mobile terminal can be by the navigation type application installed on the mobile terminal To search for the accessible destinations traffic base station closest to the mobile terminal, can also most be connect by way of network positions to search for The accessible destinations traffic base station of the nearly mobile terminal, the embodiment of the present invention do not limit.

It should be noted that the mobile terminal searches for closest be somebody's turn to do by the navigation type APP installed on the mobile terminal The accessible destinations traffic base station of mobile terminal may comprise steps of：

Mobile terminal sends the instruction for opening the navigation type APP installed on the mobile terminal, to open the navigation type APP；

The mobile terminal controls navigation type APP to detect the current positional information of the mobile terminal；

The distribution map of mobile terminal to search communication base station；

According to the positional information, mobile terminal is searched for closest to the mobile terminal from the distribution map of above-mentioned communication base station It can access destinations traffic base station.

Optionally, mobile terminal, which detects the current positional information of the mobile terminal, includes geographical position residing for the mobile terminal One or more, the embodiment of the present invention such as longitude, latitude, name and affiliated province do not limit.The mobile terminal can With province belonging to being extracted from above-mentioned positional information, the distribution map of the communication base station in the province is searched again for, according to the positional information, Mobile terminal searches for the accessible destinations traffic base closest to the mobile terminal from the distribution map of the communication base station in above-mentioned province Stand.Can so make the mobile terminal searched for from the distribution map of the communication base station in a province closest to the mobile terminal can Destinations traffic base station is accessed, this greatly increases the speed of search, and this way of search is more targeted, also more Add searchable accessible destinations traffic base station.

102nd, mobile terminal calculates the distance between the mobile terminal and above-mentioned destinations traffic base station.

As an alternative embodiment, mobile terminal starts the map class APP installed on the mobile terminal, input should The positional information of mobile terminal and the positional information of above-mentioned destinations traffic base station, trigger map class APP and search for movement end The route map of above-mentioned destinations traffic base station is held, while shows the distance between the mobile terminal and above-mentioned destinations traffic base station.

103rd, the frequency range model that the distance between the acquisition for mobile terminal mobile terminal and above-mentioned destinations traffic base station are applicable Enclose.

In the embodiment of the present invention, the distance between the acquisition for mobile terminal mobile terminal and above-mentioned destinations traffic base station are fitted Band limits may comprise steps of：

The distance between the acquisition for mobile terminal mobile terminal and above-mentioned destinations traffic base station；

Search according to above-mentioned distance, in the corresponding relation prestored from the mobile terminal and be somebody's turn to do with above-mentioned apart from corresponding The band limits that the distance between mobile terminal and above-mentioned destinations traffic base station are applicable；Wherein, the corresponding relation includes above-mentioned The band limits that distance and the distance between the mobile terminal and above-mentioned destinations traffic base station are applicable.

As an alternative embodiment, a database can be stored with the mobile terminal, wrapped in the database Corresponding relation containing different distance and the band limits being applicable, the i.e. mobile terminal are stored with each distance in different distance The band limits that value and each distance value are applicable, and the band limits that each distance value is applicable with each distance value is one by one Corresponding, the mobile terminal can be according to each distance value in above-mentioned different distance, the corresponding relation included from the database of storage It is middle to search corresponding be applicable band limits.The applicable frequency of the purposive removal search of mobile terminal can so be made Segment limit, search speed is accelerated, mobile terminal is quickly judged the work frequency of currently used antenna Whether section includes above-mentioned applicable band limits, selects optimal antenna.

104th, in the working frequency range for multiple antennas that mobile terminal is installed from the mobile terminal, determine to include above-mentioned frequency The target operation frequency range of segment limit.

As an alternative embodiment, the work frequency for the multiple antennas installed on the acquisition for mobile terminal mobile terminal Section may comprise steps of：

Obtain the antenna mark for the multiple antennas being arranged on the mobile terminal；

Mobile terminal identifies according to the antenna of above-mentioned multiple antennas, is looked into the corresponding relation prestored from the mobile terminal Look for the working frequency range of the above-mentioned multiple antennas corresponding with the antenna of above-mentioned multiple antennas mark；

The working frequency range of each antenna of above-mentioned multiple antennas is compared with above-mentioned band limits；

In the working frequency range for the multiple antennas installed from the mobile terminal, the target for including above-mentioned band limits is determined Working frequency range.

In the embodiment of the present invention, the working frequency range non-overlapping copies of above-mentioned multiple antennas, above-mentioned working frequency range can be high frequency Section or low-frequency range, the embodiment of the present invention do not limit.

As an alternative embodiment, the working frequency range for multiple antennas that mobile terminal is installed from the mobile terminal In, determine that the target operation frequency range for including above-mentioned band limits can include：

Calculate the centre frequency of above-mentioned band limits；

Obtain the working frequency range for the multiple antennas installed on mobile terminal；

The working frequency range of each antenna in the centre frequency of above-mentioned band limits and above-mentioned multiple antennas is carried out pair Than it is determined that the working frequency range of some antenna of the centre frequency including above-mentioned band limits is as target operation frequency range.

In the embodiment of the present invention, mobile terminal can calculate mobile terminal and is applicable to the distance between destinations traffic base station Band limits centre frequency, just necessarily include above-mentioned band limits when some working frequency range includes the centre frequency, So can be according to the working frequency range of the multiple antennas got and the centre frequency calculated, from the work of above-mentioned multiple antennas Make to determine that some working frequency range comprising above-mentioned centre frequency, so can be in as target operation frequency range in frequency range Frequency of heart quickly determines target operation frequency range, mobile terminal is quickly determined target antenna and switches over, and reduces Weak signal duration, allows the user improve the probability of signal call free of discontinuities.

105th, the antenna for being configured above-mentioned target operation frequency range in above-mentioned multiple antennas is defined as target by mobile terminal Antenna.

In the embodiment of the present invention, the working frequency range of each antenna is different in above-mentioned multiple antennas, selects working frequency range With above-mentioned target operation frequency range identical antenna, and the antenna is defined as target antenna.

106th, mobile terminal judges whether above-mentioned target antenna is currently used antenna, if not, performing step 107； If it is, terminate this flow.

In the embodiment of the present invention, when the mobile terminal judges above-mentioned target antenna for the currently used day of the mobile terminal During line, can also on the screen of the mobile terminal display reminding information；Wherein, the prompt message is used to prompt the above-mentioned mesh of user It is identical with the antenna that the mobile terminal is currently used to mark antenna.

107th, mobile terminal starts above-mentioned target antenna.

In the embodiment of the present invention, mobile terminal starts above-mentioned target antenna and is used to make the mobile terminal use the target antenna Transmission or reception signal, are improved the communication quality of the mobile terminal.

It can be seen that implement the method described by Fig. 1, and can be when the signal that mobile terminal receives be weaker, detection range should Mobile terminal recently and with the mobile terminal used in the corresponding destinations traffic base station of Virtual network operator, determine the mesh Band limits used in communication base station to the distance of mobile terminal is marked, then from the working frequency range of multiple antennas of mobile terminal The working frequency range of centre frequency of the selection comprising above-mentioned band limits is as target operation frequency range, then determines and target operation frequency The corresponding antenna of rate can thus make mobile terminal at any time using symbol as the mobile terminal target antenna to be used Mobile terminal is closed to the antenna of the band limits of the distance of base station, i.e., mobile terminal is held to optimal communication shape at any time State, to improve communication quality.

Embodiment two

Referring to Fig. 2, Fig. 2 is the schematic flow sheet of another antenna selecting method disclosed in the embodiment of the present invention.Such as Fig. 2 Shown, the antenna selecting method may comprise steps of：

201st, mobile terminal detects the intensity for the signal that the mobile terminal receives.

In the embodiment of the present invention, before the mobile terminal detects the intensity for the signal that the mobile terminal receives, it can also examine Survey whether the mobile terminal is in call state, can be by currently used if the mobile terminal is in call state Antenna carrys out reception signal, and detects the intensity size of the signal.

Optionally, the mobile terminal should continuously receive a period of time in reception signal, then judge to move in this time The intensity size of the reception signal of the currently used antenna of dynamic terminal, so that the mobile terminal can more accurately detect the shifting The ability of dynamic terminal its currently used antenna reception signal in the environment being presently in.

202nd, mobile terminal judges whether the intensity of above-mentioned signal is less than the default ideal signal intensity threshold of the mobile terminal Value, if it is, performing step 203~step 209；If not, terminate this flow.In the embodiment of the present invention, the mobile terminal is pre- If ideal signal intensity threshold be with the signal intensity of mobile terminal mobile terminal when distance communication base station is distant As reference value, when mobile terminal judges that the intensity of above-mentioned signal is less than the default ideal signal intensity threshold of the mobile terminal When, mobile terminal just searches for the accessible destinations traffic base station closest to the mobile terminal, can so mobile terminal is had pin To the removal search of property closest to the accessible destinations traffic base station of the mobile terminal, avoid mobile terminal and compare in signal intensity The situation generation closest to the accessible destinations traffic base station of the mobile terminal is also searched for when strong always.

203rd, the currently used operator's informaiton of the acquisition for mobile terminal mobile terminal and the current position of the mobile terminal Confidence ceases.In the embodiment of the present invention, mobile terminal can obtain the movement by detecting the SIM card inserted on the mobile terminal The operator's informaiton of terminal, the operator/can be mobile or UNICOM, telecommunications is can also be, the embodiment of the present invention is not Limit.

204th, mobile terminal is according to the current position of the currently used operator's informaiton of the mobile terminal and the mobile terminal Confidence ceases, and searches for closest to current accessible target positional information, being matched with above-mentioned operator's informaiton of the mobile terminal Communication base station.

In the embodiment of the present invention, mobile terminal is according to the operator's informaiton of the mobile terminal of acquisition, from the communication searched The communication base station matched with above-mentioned operator is selected in base station, mobile terminal is believed according to the current position of the mobile terminal of acquisition Breath, search and the immediate target of current positional information of mobile terminal are led to from the communication base station matched with above-mentioned operator Believe base station.Mobile terminal can be so set its signal is become strong.

205th, mobile terminal calculates the distance between the mobile terminal and above-mentioned destinations traffic base station.

As an alternative embodiment, mobile terminal starts the map class APP installed on the mobile terminal, input should The positional information of mobile terminal and the positional information of above-mentioned destinations traffic base station, trigger map class APP and search for movement end The route map of above-mentioned destinations traffic base station is held, while shows the distance between the mobile terminal and above-mentioned destinations traffic base station.

206th, the identity of the above-mentioned destinations traffic base station of acquisition for mobile terminal.

In the embodiment of the present invention, the identity of the above-mentioned destinations traffic base station of the acquisition for mobile terminal can be whole from the movement Search and obtain in the database stored on end, asking for the particular location comprising the destinations traffic base station can also be sent to network side Information is sought, the solicited message is used for the identity for asking the network side to search the destinations traffic base station, so that the network side is looked into Look for the identity of the destinations traffic base station and the identity of the destinations traffic base station is sent to the mobile terminal.

207th, mobile terminal obtains the device type of above-mentioned destinations traffic base station according to above-mentioned identity.

A database can be stored with the embodiment of the present invention, in the mobile terminal, is included in the database a large amount of Each identity of communication base station and the corresponding relation of device type in communication base station, the i.e. mobile terminal are stored with a large amount of logical Believe each identity of communication base station and the device type of each communication base station in base station, and the identity of each communication base station Mark and the device type of each communication base station correspond, and the mobile terminal can be according to the identity mark of above-mentioned communication base station Know, the device type of corresponding communication base station is searched in the corresponding relation included from the database of storage.So can be with Make the device type for removing to search communication base station that mobile terminal is purposive, accelerate lookup speed, can further make shifting Dynamic terminal quickly judges optimal antenna, improves communication quality.

208th, mobile terminal obtains the covering of above-mentioned destinations traffic base station according to the device type of above-mentioned destinations traffic base station Scope.

A database can be stored with the embodiment of the present invention, in the mobile terminal, is included in the database a large amount of Each device type of communication base station and the corresponding relation of coverage in communication base station, the i.e. mobile terminal are stored with a large amount of logical Believe each device type of communication base station and the coverage of each communication base station in base station, and the equipment of each communication base station Type and the coverage of each communication base station correspond, and the mobile terminal can be according to the equipment class of above-mentioned communication base station Type, the coverage of corresponding communication base station is searched in the corresponding relation included from the database of storage.So can be with Make the coverage of the purposive removal search communication base station of mobile terminal, accelerate search speed, can further make shifting Dynamic terminal quickly judges whether the mobile terminal is covered by the destinations traffic base station.

As an alternative embodiment, device type of the mobile terminal according to above-mentioned destinations traffic base station, in acquisition The coverage of destinations traffic base station is stated, may comprise steps of：

According to the device type of above-mentioned destinations traffic base station, obtain the transmission power of above-mentioned destinations traffic base station, receive spirit Sensitivity and working frequency；

Calculate the difference of the transmission power of above-mentioned destinations traffic base station and the receiving sensitivity of above-mentioned destinations traffic base station with Obtain the propagation loss of the signal of above-mentioned destinations traffic Base Transmitter；

According to the propagation loss of the signal of above-mentioned destinations traffic Base Transmitter and the work of above-mentioned destinations traffic base station frequency Rate, obtain the transmission range of the signal of above-mentioned destinations traffic Base Transmitter；

The transmission range of the signal of above-mentioned destinations traffic Base Transmitter is defined as to the covering model of above-mentioned destinations traffic base station Enclose.

In the embodiment of the present invention, the device type for the destinations traffic base station that acquisition for mobile terminal arrives can be macro base station, Can be femto cell, the embodiment of the present invention does not limit.Different base stations is just had for the different device types of base station Parameter, can be obtained including according to the device type of the destinations traffic base station got transmission power, receiving sensitivity and The parameter of the destinations traffic base station of working frequency, propagation loss is calculated further according to transmission power and receiving sensitivity, according to Propagation loss is the logarithm of the signal propagation distance of the destinations traffic base station at bottom and 20 times with 10 equal to 32.44 and 20 times With 10 for the logarithm of the above-mentioned working frequency at bottom and obtain the signal propagation distance of above-mentioned destinations traffic base station, by the propagation away from From the coverage being defined as, above-mentioned destinations traffic base station can be so calculated according to specific environment close to actual covering model Enclose, can preferably provide the user accurate coverage, mobile terminal is switched according to the difference of present position Antenna is with preferably in the stronger signal of current environment acquisition.

209th, whether mobile terminal judges the distance between the mobile terminal and above-mentioned destinations traffic base station in above-mentioned target Within the coverage of communication base station, if not, performing step 210~step 212；If it is, perform step 215~step 218。

In the embodiment of the present invention, mobile terminal is by comparing the distance between the mobile terminal and above-mentioned destinations traffic base station Whether judge the distance between the mobile terminal and above-mentioned destinations traffic base station with the coverage of above-mentioned destinations traffic base station Within the coverage of above-mentioned destinations traffic base station.

210th, mobile terminal calculates the distance between the mobile terminal and above-mentioned destinations traffic base station and above-mentioned coverage Difference, and by above-mentioned difference include on the screen of the mobile terminal.

In the embodiment of the present invention, mobile terminal calculate the distance between the mobile terminal and above-mentioned destinations traffic base station with it is upper The difference of coverage is stated, and by above-mentioned difference including can intuitively judge very much the movement on the screen of the mobile terminal Whether terminal is in above-mentioned coverage.

211st, mobile terminal output prompt message.

In the embodiment of the present invention, above-mentioned prompt message is used to prompt the user whether to obtain the mobile terminal and above-mentioned target Route map between communication base station.

212nd, mobile terminal detect whether to receive user's input be used to confirm user to obtain the mobile terminal with The confirmation of the route map between destinations traffic base station is stated, if it is, performing step 213~step 218；If not, terminate This flow.

213rd, mobile terminal exports above-mentioned route map.

In the embodiment of the present invention, the mobile terminal includes the route map searched on the screen of the mobile terminal, can Intuitively gone so that user is more convenient according to the route map in the coverage of above-mentioned destinations traffic base station.

As an alternative embodiment, the mobile terminal can also start the shifting while above-mentioned route map is exported GPS navigation in dynamic terminal, user is set quickly and accurately to reach above-mentioned destinations traffic base station covering according to Voice Navigation In the range of, the signal of mobile terminal is become strong, improve the communication quality of user.

214th, mobile terminal is according to above-mentioned route map, when the distance between the mobile terminal and above-mentioned destinations traffic base station exist When within the coverage of above-mentioned destinations traffic base station, export for prompting user that the mobile terminal is by above-mentioned destinations traffic base Stand covering information.

In the embodiment of the present invention, the mobile terminal is according to above-mentioned route map into the coverage of above-mentioned destinations traffic base station It is mobile, when the distance between the mobile terminal and above-mentioned destinations traffic base station are within the coverage of above-mentioned destinations traffic base station When, the mobile terminal is just exported for prompting user's information that the mobile terminal has been covered by above-mentioned destinations traffic base station, is used Family is known that in the coverage for having had arrived at above-mentioned destinations traffic base station, then decides whether to continue according to above-mentioned route For figure closer to above-mentioned destinations traffic base station, user can so freely chosen whether according to the actual conditions of oneself will be after Continue and gone on foot to closer to the direction of above-mentioned destinations traffic base station, taken into full account the actual conditions of user.More hommization.

215th, electromagnetism of the currently used antenna of the acquisition for mobile terminal mobile terminal to above-mentioned destinations traffic Base Transmitter The propagation periodicity of ripple.

216th, mobile terminal is according to the distance between the mobile terminal and above-mentioned destinations traffic base station and above-mentioned periodicity, Calculate the wavelength of above-mentioned electromagnetic wave.

As an alternative embodiment, electromagnetic wave is propagated forward in the form of sine wave, a propagation cycle Length just represent the electromagnetic wave propagation wavelength, so the mobile terminal obtaining electromagnetic wave propagation periodicity and should , can be according to the mobile terminal and above-mentioned destinations traffic base station after the distance between mobile terminal and above-mentioned destinations traffic base station The distance between divided by electromagnetic wave propagation periodicity calculate the wavelength of above-mentioned electromagnetic wave.

217th, the electromagnetic wave that the distance between the acquisition for mobile terminal mobile terminal and above-mentioned destinations traffic base station are applicable Most optimum wavelengths.

As an alternative embodiment, a database can be stored with the mobile terminal, wrapped in the database The corresponding relation of most optimum wavelengths containing different distance and the electromagnetic wave being applicable, the i.e. mobile terminal are stored with different distance The most optimum wavelengths for the electromagnetic wave that each distance value and each distance value are applicable, and each distance value is fitted with each distance value The most optimum wavelengths of electromagnetic wave correspond, and the mobile terminal can be according to each distance value in above-mentioned different distance, from depositing The most optimum wavelengths of corresponding be applicable electromagnetic wave are searched in the corresponding relation that the database of storage includes.It can so make The most optimum wavelengths of the applicable electromagnetic wave of the purposive removal search of mobile terminal, accelerate search speed, can further make Mobile terminal quickly judge the above-mentioned electromagnetic wave calculated wavelength whether be electromagnetic wave most optimum wavelengths, further selection hair Radio magnetic wave is the antenna of most optimum wavelengths.

218th, mobile terminal judges whether the wavelength of above-mentioned electromagnetic wave is more than the difference specified with the difference of above-mentioned most optimum wavelengths It is worth threshold value, if it is, performing step 219~step 223；If not, terminate this flow.

In the embodiment of the present invention, the above-mentioned difference threshold specified can be used as above-mentioned optimal ripple for the wavelength of above-mentioned electromagnetic wave The long maximum that can be differed, when the wavelength of above-mentioned electromagnetic wave and the difference of above-mentioned most optimum wavelengths are more than the difference threshold specified When, represent that the wavelength of above-mentioned electromagnetic wave cannot function as most optimum wavelengths.

219th, the wavelength that mobile terminal adjusts above-mentioned electromagnetic wave is above-mentioned most optimum wavelengths.

220th, mobile terminal calculates movement end according to the speed of above-mentioned electromagnetic wave and the most optimum wavelengths of above-mentioned electromagnetic wave The band limits that the distance between end and above-mentioned destinations traffic base station are applicable.

In the embodiment of the present invention, the speed of above-mentioned electromagnetic wave is changeless, according to the speed of above-mentioned electromagnetic wave divided by The most optimum wavelengths of above-mentioned electromagnetic wave can calculate what the distance between the mobile terminal and above-mentioned destinations traffic base station were applicable Band limits.

It should be noted that this can be calculated according to the speed of above-mentioned electromagnetic wave divided by the most optimum wavelengths of above-mentioned electromagnetic wave The frequency that the distance between mobile terminal and above-mentioned destinations traffic base station are applicable, then centered on the frequency, for the frequency point The positive and negative Frequency offset that Jia Shang do not specify, to determine that the distance between the mobile terminal and above-mentioned destinations traffic base station are fitted Band limits.The above-mentioned positive and negative Frequency offset specified is according to the most suitably used working frequency of antenna and its work applicatory Make what the relation between frequency range obtained.

Step 221~step 224, wherein, it be refer to for the detailed description of step 221~step 224 in embodiment one For the description of step 104~step 107, the embodiment of the present invention repeats no more.

It can be seen that implementing the method described by Fig. 2, mobile terminal can be made all to keep optimal communications status at any time, to carry High communication quality, so can be with additionally it is possible to make the mobile terminal just search for destinations traffic base station when detecting signal difference Making mobile terminal, targetedly removal search closest to the accessible destinations traffic base station of the mobile terminal, avoids mobile terminal Also search for the situation generation closest to the accessible destinations traffic base station of the mobile terminal always when signal intensity is stronger, this Outside, additionally it is possible to mobile terminal is can access communication base station according to its used operator's removal search is corresponding with the operator, Search speed is accelerated, the nearest communication base station of the detection range mobile terminal, improves the possibility for making its signal become strong, this Outside, additionally it is possible to make mobile terminal purposive according to the coverage of device type removal search communication base station, accelerate search Speed, mobile terminal can be further set quickly to judge whether the mobile terminal is covered by the destinations traffic base station, in addition, The mobile terminal can also be made output route information, to allow mobile terminal according to road when not covered by destinations traffic base station Line chart quickly reaches the place covered by destinations traffic base station, the signal of mobile terminal is become strong, improves and use The communication quality at family.

Embodiment three

Referring to Fig. 3, Fig. 3 is a kind of structural representation of mobile terminal disclosed in the embodiment of the present invention.As shown in figure 3, The mobile terminal can include：

Search unit 301, for searching for closest to the accessible destinations traffic base station of mobile terminal.

As an alternative embodiment, search unit 301 can be answered by the navigation type installed on the mobile terminal For searching for the accessible destinations traffic base station closest to the mobile terminal, can also be searched for most by way of network positions Close to the accessible destinations traffic base station of the mobile terminal, the embodiment of the present invention does not limit.

It should be noted that search unit 301 is searched for closest to the shifting by the navigation type APP installed on mobile terminal The accessible destinations traffic base station of dynamic terminal can include：

Search unit 301 sends the instruction for opening the navigation type APP installed on mobile terminal, to open the navigation type APP；

Search unit 301 controls the current positional information of navigation type APP detection mobile terminals；

Search unit 301 searches for the distribution map of communication base station；

According to the positional information, search unit 301 is searched for whole closest to the movement from the distribution map of above-mentioned communication base station The accessible destinations traffic base station at end.

Optionally, the current positional information of the mobile terminal of the detection of search unit 301 includes geographical residing for the mobile terminal One or more, the embodiment of the present invention such as longitude, latitude, name and the affiliated province of position do not limit.Search unit 301 can be extracted from above-mentioned positional information belonging to province, the distribution map of the communication base station in the province is searched again for, according to the position Information, search unit 301 search for the accessible mesh closest to the mobile terminal from the distribution map of the communication base station in above-mentioned province Mark communication base station.Search unit 301 can so searched for closest to the shifting from the distribution map of the communication base station in a province The accessible destinations traffic base station of dynamic terminal, this greatly increases the speed of search, and this way of search more added with Specific aim, also more searchable accessible destinations traffic base station.

First computing unit 302, for calculating the distance between mobile terminal and destinations traffic base station.

As an alternative embodiment, the first computing unit 302 starts the map class installed on the mobile terminal APP, the positional information of the mobile terminal and the positional information of above-mentioned destinations traffic base station are inputted, map class APP is triggered and searches The rope mobile terminal to above-mentioned destinations traffic base station route map, while show the mobile terminal and above-mentioned destinations traffic base station it Between distance.

First acquisition unit 303, the frequency range being applicable for obtaining the distance between mobile terminal and destinations traffic base station Scope.

In the embodiment of the present invention, first acquisition unit 303 is obtained between the mobile terminal and above-mentioned destinations traffic base station The band limits that distance is applicable can include：

First acquisition unit 303 obtains the distance between the mobile terminal and above-mentioned destinations traffic base station；

According to above-mentioned distance, in the corresponding relation that first acquisition unit 303 prestores from the mobile terminal search with it is upper State the band limits being applicable apart from the distance between the corresponding mobile terminal and above-mentioned destinations traffic base station；Wherein, should The frequency range model that corresponding relation includes above-mentioned distance and the distance between the mobile terminal and above-mentioned destinations traffic base station are applicable Enclose.

As an alternative embodiment, a database, the database can be stored with first acquisition unit 303 In the corresponding relation of band limits that includes different distance and be applicable, i.e. first acquisition unit 303 is stored with different distance In the band limits that is applicable of each distance value and each distance value, and the frequency that each distance value and each distance value are applicable Segment limit corresponds, and first acquisition unit 303 can be according to each distance value in above-mentioned different distance, from the database of storage Comprising corresponding relation in search corresponding be applicable band limits.So can have first acquisition unit 303 The applicable band limits of the removal search of purpose, accelerates search speed, can further mobile terminal is quickly judged Whether the working frequency range of currently used antenna includes above-mentioned applicable band limits, selects optimal antenna.

First determining unit 304, in the working frequency range for the multiple antennas installed from mobile terminal, determine to include The target operation frequency range of above-mentioned band limits；Wherein, the working frequency range non-overlapping copies of above-mentioned multiple antennas.

As an alternative embodiment, multiple antennas that the first determining unit 304 is installed from the mobile terminal In working frequency range, determine that the target operation frequency range for including above-mentioned band limits can include：

Calculate the centre frequency of above-mentioned band limits；

Obtain the working frequency range for the multiple antennas installed on mobile terminal；

The working frequency range of each antenna in the centre frequency of above-mentioned band limits and above-mentioned multiple antennas is carried out pair Than it is determined that the working frequency range of some antenna of the centre frequency including above-mentioned band limits is as target operation frequency range.

In the embodiment of the present invention, mobile terminal can calculate mobile terminal and is applicable to the distance between destinations traffic base station Band limits centre frequency, just necessarily include above-mentioned band limits when some working frequency range includes the centre frequency, So can be according to the working frequency range of the multiple antennas got and the centre frequency calculated, from the work of above-mentioned multiple antennas Make to determine that some working frequency range comprising above-mentioned centre frequency, so can be in as target operation frequency range in frequency range Frequency of heart quickly determines target operation frequency range, mobile terminal is quickly determined target antenna and switches over, and reduces Weak signal duration, allows the user improve the probability of signal call free of discontinuities.Above-mentioned first determining unit 304, also For the antenna for being configured above-mentioned target operation frequency range in above-mentioned multiple antennas to be defined as into target antenna.

In the embodiment of the present invention, the working frequency range of each antenna is different in above-mentioned multiple antennas, the first determining unit 304 selection working frequency range and above-mentioned target operation frequency range identical antenna, and the antenna is defined as target antenna.

First judging unit 305, for judging whether above-mentioned target antenna is currently used antenna.

Start unit 306, for judging that above-mentioned target antenna is not currently used when above-mentioned first judging unit 305 During antenna, start above-mentioned target antenna.

It can be seen that the mobile terminal described by implementing Fig. 3, can be when the signal that mobile terminal receives be weaker, Search Length From the mobile terminal recently and with the mobile terminal used in the corresponding destinations traffic base station of Virtual network operator, determine Band limits used in the destinations traffic base station to the distance of mobile terminal, then the work frequency of multiple antennas from mobile terminal The working frequency range of centre frequency of the selection comprising above-mentioned band limits is as target operation frequency range in section, then determines and the target work The corresponding antenna of working frequency can thus be such that mobile terminal makes at any time as the mobile terminal target antenna to be used With antenna of the mobile terminal to the band limits of the distance of base station is met, i.e., mobile terminal is held to optimal communication at any time State, to improve communication quality.

Example IV

Referring to Fig. 4, Fig. 4 is the structural representation of another mobile terminal disclosed in the embodiment of the present invention.Wherein, Fig. 4 Shown mobile terminal is that mobile terminal as shown in Figure 3 optimizes what is obtained.Compared with the mobile terminal shown in Fig. 3, Mobile terminal shown in Fig. 4 can also include：

First detection unit 307, for searching out the accessible target closest to mobile terminal in above-mentioned search unit 301 Before communication base station, the intensity for the signal that detection mobile terminal receives.

In the embodiment of the present invention, before the first detection unit 307 detects the intensity for the signal that the mobile terminal receives, may be used also , can be by currently making if the mobile terminal is in call state to detect whether the mobile terminal is in call state Antenna carrys out reception signal, and detects the intensity size of the signal.

Optionally, the first detection unit 307 should continuously receive a period of time in reception signal, then judge this time The intensity size of the reception signal of the currently used antenna of interior mobile terminal, so that the mobile terminal can be detected more accurately The ability of the mobile terminal its currently used antenna reception signal in the environment being presently in.

Second judging unit 308, for judging whether the intensity of above-mentioned signal is less than the default ideal signal of mobile terminal Intensity threshold.

In the embodiment of the present invention, 308 default ideal signal intensity threshold of the second judging unit is existed with the mobile terminal The signal intensity of the mobile terminal is as reference value when distance communication base station is distant, when in the judgement of the second judging unit 308 When stating the intensity of signal and being less than the second 308 default ideal signal intensity threshold of judging unit, search unit 301, which is just searched for, most to be connect The accessible destinations traffic base station of the nearly mobile terminal, can so make mobile terminal targetedly removal search closest to the shifting The accessible destinations traffic base station of dynamic terminal, avoid mobile terminal and also search for closest be somebody's turn to do always when signal intensity is stronger The situation of the accessible destinations traffic base station of mobile terminal occurs.

Second acquisition unit 309, the intensity for judging above-mentioned signal when above-mentioned second judging unit 308 are less than above-mentioned During ideal signal intensity threshold, the currently used operator's informaiton of mobile terminal and the current position letter of mobile terminal are obtained Breath.

Above-mentioned search unit 301, currently make specifically for the mobile terminal got according to above-mentioned second acquisition unit 309 Operator's informaiton and the current positional information of mobile terminal, search for closest to mobile terminal it is current it is positional information, The accessible destinations traffic base station matched with above-mentioned operator's informaiton.

As an alternative embodiment, above-mentioned first determining unit 304 includes：

First computation subunit 3041, for calculating the centre frequency of above-mentioned band limits.

First obtains subelement 3042, for obtaining the working frequency range for the multiple antennas installed on mobile terminal.

Determination subelement 3043, for by each day in the centre frequency of above-mentioned band limits and above-mentioned multiple antennas The working frequency range of line is contrasted, it is determined that the working frequency range conduct of some antenna of the centre frequency including above-mentioned band limits Target operation frequency range.

In the embodiment of the present invention, the first computation subunit 3041 can calculate mobile terminal between destinations traffic base station The centre frequency for the band limits that distance is applicable, when some working frequency range includes the centre frequency just necessarily comprising above-mentioned Band limits, so the work frequency for multiple antennas that determination subelement 3043 can be got according to the first acquisition subelement 3042 The centre frequency that section and the first computation subunit 3041 calculate, determines to include from the working frequency range of above-mentioned multiple antennas Some working frequency range of above-mentioned centre frequency so can quickly be determined as target operation frequency range according to centre frequency Target operation frequency range, mobile terminal is quickly determined target antenna and switch over, reduce weak signal duration, User is set to improve the probability of signal call free of discontinuities.

3rd acquiring unit 310, for calculating mobile terminal and above-mentioned destinations traffic in above-mentioned first computing unit 302 After the distance between base station, the identity of above-mentioned destinations traffic base station is obtained.

Above-mentioned 3rd acquiring unit 310, it is additionally operable to the equipment for according to above-mentioned identity, obtaining above-mentioned destinations traffic base station Type.

Above-mentioned 3rd acquiring unit 310, the device type according to above-mentioned destinations traffic base station is additionally operable to, obtains above-mentioned target Transmission power, receiving sensitivity and the working frequency of communication base station.

Above-mentioned first computing unit 302, the transmission power for being additionally operable to calculate above-mentioned destinations traffic base station are led to above-mentioned target Believe the difference of the receiving sensitivity of base station to obtain the propagation loss of the signal of above-mentioned destinations traffic Base Transmitter.

Above-mentioned 3rd acquiring unit 310, be additionally operable to according to the propagation loss of the signal of above-mentioned destinations traffic Base Transmitter with And the working frequency of above-mentioned destinations traffic base station, obtain the transmission range of the signal of above-mentioned destinations traffic Base Transmitter.

Second determining unit 311, it is above-mentioned for the transmission range of the signal of above-mentioned destinations traffic Base Transmitter to be defined as The coverage of destinations traffic base station.

In the embodiment of the present invention, the parameter of different base stations is just had for the different device types of base station, the 3rd obtains Take unit 310 can be obtained including according to the device type of the destinations traffic base station got transmission power, receiving sensitivity with And the parameter of the destinations traffic base station of working frequency, the first computing unit 302 is further according to transmission power and receiving sensitivity meter Calculate propagation loss, the 3rd acquiring unit 310 according to propagation loss equal to 32.44 and 20 times with 10 for bottom destinations traffic base The logarithm for the signal propagation distance stood and 20 times with 10 for the logarithm of the above-mentioned working frequency at bottom and obtain above-mentioned target The signal propagation distance of communication base station, the coverage that the propagation distance is defined as by the second determining unit 311, so can root Above-mentioned destinations traffic base station is calculated close to actual coverage according to specific environment, can preferably be provided the user accurately Coverage, mobile terminal is set to switch antenna according to the difference of present position with preferably stronger in current environment acquisition Signal.

3rd judging unit 312, for judge the distance between mobile terminal and above-mentioned destinations traffic base station whether Within the coverage for stating destinations traffic base station.

In the embodiment of the present invention, the 3rd judging unit 312 by compare the mobile terminal and above-mentioned destinations traffic base station it Between distance and the coverage of above-mentioned destinations traffic base station judge between the mobile terminal and above-mentioned destinations traffic base station Whether distance is within the coverage of above-mentioned destinations traffic base station.

Above-mentioned first acquisition unit 303, specifically for judging mobile terminal and destinations traffic when the 3rd judging unit 312 When the distance between base station is within the coverage of destinations traffic base station, obtain between mobile terminal and destinations traffic base station The band limits that distance is applicable.

As an alternative embodiment, above-mentioned first acquisition unit 303 includes：

Second obtains subelement 3031, is sent out for obtaining the currently used antenna of mobile terminal to above-mentioned destinations traffic base station The electromagnetic wave propagation periodicity penetrated.

Second computation subunit 3032, for according to the distance between mobile terminal and above-mentioned destinations traffic base station and Periodicity is stated, calculates the wavelength of above-mentioned electromagnetic wave.

As an alternative embodiment, electromagnetic wave is propagated forward in the form of sine wave, a propagation cycle Length just represent the electromagnetic wave propagation wavelength, so the second computation subunit 3032 is obtaining the electromagnetic wave propagation cycle , can be according to the mobile terminal and above-mentioned target after number and the distance between the mobile terminal and above-mentioned destinations traffic base station The distance between communication base station divided by electromagnetic wave propagation periodicity calculate the wavelength of above-mentioned electromagnetic wave.

Above-mentioned second obtains subelement 3031, is additionally operable to obtain the distance between mobile terminal and above-mentioned destinations traffic base station The most optimum wavelengths for the electromagnetic wave being applicable.

Judgment sub-unit 3033, refer to for judging the wavelength of above-mentioned electromagnetic wave with whether the difference of above-mentioned most optimum wavelengths is more than Fixed difference threshold.

Adjust subelement 3034, for judge when above-mentioned judgment sub-unit 3033 wavelength of above-mentioned electromagnetic wave with it is above-mentioned most When the difference of excellent wavelength is more than the difference threshold specified, the wavelength for adjusting above-mentioned electromagnetic wave is above-mentioned most optimum wavelengths.

Above-mentioned second computation subunit 3032, it is additionally operable to according to the optimal of the speed of above-mentioned electromagnetic wave and above-mentioned electromagnetic wave Wavelength, calculate the band limits that the distance between mobile terminal and above-mentioned destinations traffic base station are applicable.

It should be noted that speed divided by above-mentioned electromagnetic wave of above-mentioned second computation subunit 3032 according to above-mentioned electromagnetic wave Most optimum wavelengths can calculate the frequency that the distance between the mobile terminal and above-mentioned destinations traffic base station are applicable, then with this It is that the frequency adds the positive and negative Frequency offset specified respectively, to determine that the mobile terminal leads to above-mentioned target centered on frequency The band limits that the distance between letter base station is applicable.The above-mentioned positive and negative Frequency offset specified is according to the most suitably used work of antenna What the relation between working frequency and its working frequency range applicatory obtained.

Second computing unit 313, for judging mobile terminal and above-mentioned destinations traffic when above-mentioned 3rd judging unit 312 When the distance between base station is not within the coverage of above-mentioned destinations traffic base station, mobile terminal and above-mentioned destinations traffic are calculated The distance between base station and the difference of above-mentioned coverage, and above-mentioned difference is shown on the screen of the mobile terminal.

In the embodiment of the present invention, the second computing unit 313 is calculated between the mobile terminal and above-mentioned destinations traffic base station The difference of distance and above-mentioned coverage, and above-mentioned difference is included intuitively judging very much on the screen of the mobile terminal Go out the mobile terminal whether in above-mentioned coverage.

Output unit 314, for exporting prompt message；Wherein, above-mentioned prompt message is used to prompt the user whether to obtain Route map between mobile terminal and above-mentioned destinations traffic base station.

Second detection unit 315, for detecting whether receiving being moved eventually for confirming that user will obtain for user's input The confirmation of route map between end and above-mentioned destinations traffic base station.

Above-mentioned output unit 314, it is additionally operable to when the detection of above-mentioned second detection unit 315 receives being used for really for user's input When the confirmation of route map between mobile terminal and above-mentioned destinations traffic base station will be obtained by recognizing user, above-mentioned route is exported Figure.

In the embodiment of the present invention, output unit 314 includes the route map searched on the screen of the mobile terminal, can Intuitively gone so that user is more convenient according to the route map in the coverage of above-mentioned destinations traffic base station.

As an alternative embodiment, output unit 314 can also start this while above-mentioned route map is exported GPS navigation on mobile terminal, user is set quickly and accurately to reach above-mentioned destinations traffic base station covering according to Voice Navigation In the range of, the signal of mobile terminal is become strong, improve the communication quality of user.

Above-mentioned output unit 314, it is additionally operable to according to above-mentioned route map, when between mobile terminal and above-mentioned destinations traffic base station Distance within the coverage of above-mentioned destinations traffic base station when, export for prompting mobile terminal described in user above-mentioned The information of destinations traffic base station covering.

In the embodiment of the present invention, the mobile terminal is according to above-mentioned route map into the coverage of above-mentioned destinations traffic base station It is mobile, when the distance between the mobile terminal and above-mentioned destinations traffic base station are within the coverage of above-mentioned destinations traffic base station When, output unit 314 is just exported for prompting user's information that the mobile terminal has been covered by above-mentioned destinations traffic base station, is used Family is known that in the coverage for having had arrived at above-mentioned destinations traffic base station, then decides whether to continue according to above-mentioned route For figure closer to above-mentioned destinations traffic base station, user can so freely chosen whether according to the actual conditions of oneself will be after Continue and gone on foot to closer to the direction of above-mentioned destinations traffic base station, taken into full account the actual conditions of user.More hommization.

It can be seen that implementing the mobile terminal described by Fig. 4, mobile terminal can be made all to keep optimal communications status at any time, To improve communication quality, additionally it is possible to make the mobile terminal just search for destinations traffic base station when detecting signal difference, so Mobile terminal can be made, and targetedly removal search closest to the accessible destinations traffic base station of the mobile terminal, avoids movement Terminal also searches for the situation hair closest to the accessible destinations traffic base station of the mobile terminal when signal intensity is stronger always It is raw, additionally it is possible to make mobile terminal can access communication according to its used operator's removal search is corresponding with the operator Base station, accelerates search speed, the nearest communication base station of the detection range mobile terminal, improve make its signal become it is strong can Can, additionally it is possible to make mobile terminal purposive according to the coverage of device type removal search communication base station, accelerate Search speed, mobile terminal can be further set quickly to judge whether the mobile terminal is covered by the destinations traffic base station, Additionally it is possible to the mobile terminal is set output route information, to allow mobile terminal root when not covered by destinations traffic base station The place covered by destinations traffic base station is quickly reached according to route map, the signal of mobile terminal is become strong, carries The communication quality of high user.

Embodiment five

Referring to Fig. 5, Fig. 5 is the structural representation of another mobile terminal disclosed in the embodiment of the present invention.Such as Fig. 5 institutes Show, the mobile terminal can include：

It is stored with the memory 501 of executable program code；

The processor 502 coupled with memory 501；

Wherein, processor 502 calls the executable program code stored in memory 501, and it is any one to perform Fig. 1~Fig. 2 Kind antenna selecting method.

The embodiment of the present invention discloses a kind of computer-readable recording medium, and it stores computer program, wherein, the computer Program causes computer to perform any one antenna selecting method of Fig. 1~Fig. 2.

One of ordinary skill in the art will appreciate that all or part of step in the various methods of above-described embodiment is can To instruct the hardware of correlation to complete by program, the program can be stored in a computer-readable recording medium, storage Medium include read-only storage (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), programmable read only memory (Programmable Read-only Memory, PROM), erasable programmable is read-only deposits Reservoir (Erasable Programmable Read Only Memory, EPROM), disposable programmable read-only storage (One- Time Programmable Read-Only Memory, OTPROM), the electronics formula of erasing can make carbon copies read-only storage (Electrically-Erasable Programmable Read-Only Memory, EEPROM), read-only optical disc (Compact Disc Read-Only Memory, CD-ROM) or other disk storages, magnetic disk storage, magnetic tape storage or can For carrying or any other computer-readable medium of data storage.

A kind of antenna selecting method and mobile terminal disclosed in the embodiment of the present invention are described in detail above, herein In apply specific case to the present invention principle and embodiment be set forth, the explanation of above example is only intended to help Assistant solves the method and its core concept of the present invention；Meanwhile for those of ordinary skill in the art, the think of according to the present invention Think, in specific embodiments and applications there will be changes, in summary, this specification content should not be construed as pair The limitation of the present invention.

Claims (10)

1. a kind of antenna selecting method, it is characterised in that methods described includes：

Search for closest to the accessible destinations traffic base station of mobile terminal；

Calculate the distance between the mobile terminal and the destinations traffic base station；

Obtain the band limits that the distance between the mobile terminal and the destinations traffic base station are applicable；

In the working frequency range for the multiple antennas installed from the mobile terminal, the target work for including the band limits is determined Make frequency range；Wherein, the working frequency range non-overlapping copies of the multiple antenna；

The antenna for being configured the target operation frequency range in the multiple antenna is defined as target antenna；

Judge whether the target antenna is currently used antenna；

If not, start the target antenna.

2. according to the method for claim 1, it is characterised in that the multiple antennas installed from the mobile terminal In working frequency range, the target operation frequency range for including the band limits is determined, including：

Calculate the centre frequency of the band limits；

Obtain the working frequency range for the multiple antennas installed on the mobile terminal；

The centre frequency of the band limits and the working frequency range of each antenna in the multiple antenna are contrasted, really Surely the working frequency range of some antenna of the centre frequency of the band limits is included as target operation frequency range.

3. according to the method for claim 2, it is characterised in that described to calculate the mobile terminal and the destinations traffic base After the distance between standing, methods described also includes：

Obtain the identity of the destinations traffic base station；

According to the identity, the device type of the destinations traffic base station is obtained；

According to the device type of the destinations traffic base station, transmission power, the receiving sensitivity of the destinations traffic base station are obtained And working frequency；

The transmission power of the destinations traffic base station is calculated with the difference of the receiving sensitivity of the destinations traffic base station to obtain The propagation loss of the signal of the destinations traffic Base Transmitter；

According to the propagation loss of the signal of the destinations traffic Base Transmitter and the working frequency of the destinations traffic base station, obtain To the transmission range of the signal of the destinations traffic Base Transmitter；

The transmission range of the signal of the destinations traffic Base Transmitter is defined as to the coverage of the destinations traffic base station；

Judge the distance between the mobile terminal and the destinations traffic base station whether the destinations traffic base station covering Within the scope of；

If it is, perform the frequency range model for obtaining the distance between the mobile terminal and the destinations traffic base station and being applicable The step of enclosing.

4. according to the method for claim 3, it is characterised in that if it is judged that the mobile terminal and the destinations traffic Not within the coverage of the destinations traffic base station, methods described also includes for the distance between base station：

The difference of the distance between the mobile terminal and the destinations traffic base station with the coverage is calculated, and by described in Difference is shown on the screen of the mobile terminal；

Export prompt message；Wherein, the prompt message is used to prompt the user whether to obtain the mobile terminal and the mesh Mark the route map between communication base station；

Detect whether to receive user's input be used for confirm that user will obtain the mobile terminal and the destinations traffic base station Between route map confirmation；

If receive user input be used for confirm that user will be obtained between the mobile terminal and the destinations traffic base station Route map confirmation, export the route map；

According to the route map, when the distance between the mobile terminal and the destinations traffic base station are in the destinations traffic base When within the coverage stood, the letter for prompting mobile terminal described in user to be covered by the destinations traffic base station is exported Breath.

5. according to the method described in claim 1,2,3 or 4, it is characterised in that described to obtain the mobile terminal and the mesh The band limits that the distance between mark communication base station is applicable, including：

The currently used antenna of the mobile terminal is obtained to the electromagnetic wave propagation periodicity of the destinations traffic Base Transmitter；

According to the distance between the mobile terminal and the destinations traffic base station and the periodicity, the electromagnetic wave is calculated Wavelength；

Obtain the most optimum wavelengths for the electromagnetic wave that the distance between the mobile terminal and the destinations traffic base station are applicable；

Judge whether the wavelength of the electromagnetic wave is more than the difference threshold specified with the difference of the most optimum wavelengths；

If it is judged that the difference of the wavelength of the electromagnetic wave and the most optimum wavelengths is more than the difference threshold specified, described in adjustment The wavelength of electromagnetic wave is the most optimum wavelengths；

According to the speed of the electromagnetic wave and the most optimum wavelengths of the electromagnetic wave, calculate the mobile terminal and lead to the target The band limits that the distance between letter base station is applicable.

6. a kind of mobile terminal, it is characterised in that the mobile terminal includes：

Search unit, for searching for closest to the accessible destinations traffic base station of mobile terminal；

First computing unit, for calculating the distance between the mobile terminal and the destinations traffic base station；

First acquisition unit, the frequency range being applicable for obtaining the distance between the mobile terminal and the destinations traffic base station Scope；

First determining unit, in the working frequency range for the multiple antennas installed from the mobile terminal, determine to include institute State the target operation frequency range of band limits；Wherein, the working frequency range non-overlapping copies of the multiple antenna；

First determining unit, it is additionally operable to determine on the antenna for being configured the target operation frequency range in the multiple antenna For target antenna；

First judging unit, for judging whether the target antenna is currently used antenna；

Start unit, for when it is not currently used antenna that first judging unit, which judges the target antenna, opening Move the target antenna.

7. mobile terminal according to claim 6, it is characterised in that first determining unit includes：

First computation subunit, for calculating the centre frequency of the band limits；

First obtains subelement, for obtaining the working frequency range for the multiple antennas installed on the mobile terminal；

Determination subelement, for by the work of each antenna in the centre frequency of the band limits and the multiple antenna Frequency range is contrasted, it is determined that the working frequency range of some antenna of the centre frequency including the band limits is as target operation Frequency range.

8. mobile terminal according to claim 7, it is characterised in that the mobile terminal also includes：

3rd acquiring unit, for first computing unit calculate the mobile terminal and the destinations traffic base station it Between distance after, obtain the identity of the destinations traffic base station；

3rd acquiring unit, it is additionally operable to, according to the identity, obtain the device type of the destinations traffic base station；

3rd acquiring unit, the device type according to the destinations traffic base station is additionally operable to, obtains the destinations traffic base Transmission power, receiving sensitivity and the working frequency stood；

First computing unit, it is additionally operable to calculate the transmission power of the destinations traffic base station and the destinations traffic base station The difference of receiving sensitivity is to obtain the propagation loss of the signal of the destinations traffic Base Transmitter；

3rd acquiring unit, it is additionally operable to the propagation loss of signal according to the destinations traffic Base Transmitter and the mesh The working frequency of communication base station is marked, obtains the transmission range of the signal of the destinations traffic Base Transmitter；

Second determining unit, for the transmission range of the signal of the destinations traffic Base Transmitter to be defined as into the destinations traffic The coverage of base station；

3rd judging unit, for judging the distance between the mobile terminal and the destinations traffic base station whether in the mesh Within the coverage for marking communication base station；

The first acquisition unit, specifically for judging that the mobile terminal leads to the target when the 3rd judging unit When believing that the distance between base station is within the coverage of the destinations traffic base station, the mobile terminal and the target are obtained The band limits that the distance between communication base station is applicable.

9. mobile terminal according to claim 8, it is characterised in that the mobile terminal also includes：

Second computing unit, for when the 3rd judging unit judge the mobile terminal and the destinations traffic base station it Between distance not within the coverage of the destinations traffic base station when, calculate the mobile terminal and the destinations traffic base The difference the distance between stood with the coverage, and the difference is included on the screen of the mobile terminal；

Output unit, for exporting prompt message；Wherein, the prompt message is used to prompt the user whether to obtain the movement Route map between terminal and the destinations traffic base station；

Second detection unit, for detecting whether receive user input be used for confirm user to obtain the mobile terminal with The confirmation of route map between the destinations traffic base station；

The output unit, be additionally operable to when second detection unit detection receive user input be used for confirm that user will obtain When taking the confirmation of the route map between the mobile terminal and the destinations traffic base station, the route map is exported；

The output unit, it is additionally operable to according to the route map, when between the mobile terminal and the destinations traffic base station When distance is within the coverage of the destinations traffic base station, export for prompting mobile terminal described in user by the mesh Mark the information of communication base station covering.

10. according to the mobile terminal described in claim 6,7,8 or 9, it is characterised in that the first acquisition unit includes：

Second obtains subelement, for obtaining the currently used antenna of the mobile terminal to the destinations traffic Base Transmitter Electromagnetic wave propagation periodicity；

Second computation subunit, for according to the distance between the mobile terminal and the destinations traffic base station and the week Issue, calculate the wavelength of the electromagnetic wave；

Described second obtains subelement, is additionally operable to obtain the distance between the mobile terminal and the destinations traffic base station and fits The most optimum wavelengths of electromagnetic wave；

Judgment sub-unit, for judging whether the wavelength of the electromagnetic wave is more than the difference specified with the difference of the most optimum wavelengths Threshold value；

Subelement is adjusted, for judging the wavelength of the electromagnetic wave and the difference of the most optimum wavelengths when the judgment sub-unit During more than the difference threshold specified, the wavelength for adjusting the electromagnetic wave is the most optimum wavelengths；

Second computation subunit, the most optimum wavelengths of the speed and the electromagnetic wave according to the electromagnetic wave are additionally operable to, counted Calculate the band limits that the distance between the mobile terminal and the destinations traffic base station are applicable.