CN106535321B - Mobile terminal and its localization method - Google Patents
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- CN106535321B CN106535321B CN201510574307.7A CN201510574307A CN106535321B CN 106535321 B CN106535321 B CN 106535321B CN 201510574307 A CN201510574307 A CN 201510574307A CN 106535321 B CN106535321 B CN 106535321B
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 230000004807 localization Effects 0.000 title claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims description 13
- 238000004891 communication Methods 0.000 description 28
- 230000000875 corresponding effect Effects 0.000 description 14
- 230000006870 function Effects 0.000 description 5
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 3
- 230000001413 cellular effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 230000002596 correlated effect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
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Abstract
A kind of mobile terminal and its localization method.The described method includes: receiving the stationkeeping ability that location-server is sent reports request；Request is reported to report stationkeeping ability information to the location-server according to the stationkeeping ability；Receive the request for the acquisition location information that the location-server is generated according to the stationkeeping ability information reported；The system message for the cell being previously received is read according to the request for obtaining location information, corresponding location information is obtained from read system message, and the location-server is reported to, it is positioned by the location-server according to geographical location of the location information reported to the mobile terminal；The system message of the cell being previously received includes: the system message that signal quality meets the cell of preset condition.Rapidly mobile terminal can be positioned using the method, and reduce the power consumption of the mobile terminal.
Description
Technical field
The present invention relates to fields of communication technology, and in particular to a kind of mobile terminal and its localization method.
Background technique
Currently, mobile terminal mostly has enhancing cell ID (Enhanced CELL ID, E-CID) function.As unlatching E-
When CID function, the mobile terminal can repeatedly collect the system message of different adjacent areas, and then can disappear from the system collected
Corresponding location information is obtained in breath, and the location information is sent to the location-server, by the location-server
The geographical location of the mobile terminal is determined according to the location information of mobile terminal reporting.
However, in practical applications, when the mobile terminal obtains the geographical location of itself using E-CID function, power consumption
It is higher and there are certain time delays.
Summary of the invention
The present invention is to solve how rapidly to position to mobile terminal, and reduce the function of the mobile terminal
Consumption.
To solve the above problems, the embodiment of the invention provides a kind of localization methods of mobile terminal, which comprises
It receives the stationkeeping ability that location-server is sent and reports request；
Request is reported to report stationkeeping ability information to the location-server according to the stationkeeping ability；
Receive the request for the acquisition location information that the location-server is generated according to the stationkeeping ability information reported；
The system message that the cell being previously received is read according to the request for obtaining location information, from read system
Corresponding location information is obtained in system message, and reports to the location-server, by the location-server according to being reported
Location information the geographical location of the mobile terminal is positioned；
The system message of the cell being previously received includes: that the system for the cell that signal quality meets preset condition disappears
Breath.
Optionally, the preset condition includes: that the cell signal strength is greater than the first preset threshold, and the cell
Signal is disturbed degree less than the second preset threshold.
Optionally, the system for reading the cell for meeting preset condition according to the request for obtaining location information disappears
Breath, comprising:
It is successively read according to the request for obtaining location information according to the priority orders of the signal quality of the cell
Take the system message of respective cell.
Optionally, the signal quality meets the system message of the cell of preset condition, comprising:
The mobile terminal resides in the first system message received when previous serving cell, and the first system disappears
It is identical with the adjacent area of currently resident serving cell in the adjacent area for the previous serving cell that breath is resident for the mobile terminal
The system message of cell；
The mobile terminal resides in second system message received when current service cell, and the second system disappears
Breath is in the adjacent area for the current service cell that the mobile terminal is resident, and different from the adjacent area for being resident previous serving cell is small
The system message in area.
Optionally, the signal quality meets in the system message of the cell of preset condition, effective system message number etc.
In third preset threshold.
The embodiment of the invention also provides a kind of mobile terminal, the mobile terminal includes:
First receiving unit meets the system message of the cell of preset condition suitable for preparatory received signal quality；
Second receiving unit reports request suitable for receiving the stationkeeping ability that the location-server is sent；
First transmission unit, suitable for reporting request to report stationkeeping ability to the location-server according to the stationkeeping ability
Information；
Third receiving unit, the acquisition generated suitable for receiving the location-server according to the stationkeeping ability information reported
The request of location information；
Reading unit, the system suitable for reading the cell being previously received according to the request for obtaining location information disappear
Breath；
Second transmission unit suitable for obtaining corresponding location information from read system message, and reports to described
Location-server is determined by the location-server according to geographical location of the location information reported to the mobile terminal
Position.
Optionally, the preset condition includes: that the cell signal strength is greater than the first preset threshold, and the cell
Signal is disturbed degree less than the second preset threshold.
Optionally, the reading unit is suitable for according to the request for obtaining location information, according to the signal of the cell
The priority orders of quality are successively read the system message of respective cell.
Optionally, the signal quality that first receiving unit receives meets the system message of the cell of preset condition,
Include:
The mobile terminal resides in the first system message received when previous serving cell, and the first system disappears
It is identical with the adjacent area of currently resident serving cell in the adjacent area for the previous serving cell that breath is resident for the mobile terminal
The system message of cell；
The mobile terminal resides in second system message received when current service cell, and the second system disappears
Breath is in the adjacent area for the current service cell that the mobile terminal is resident, and different from the adjacent area for being resident previous serving cell is small
The system message in area.
Optionally, the signal quality that first receiving unit receives meets the system message of the cell of preset condition
In, effective system message number is equal to third preset threshold.
Compared with prior art, technical solution of the present invention has at least the following advantages:
Meet the system message of the cell of preset condition by preparatory received signal quality, and then positioning can received
When the request for the acquisition location information that server is sent, location information is directly read from preparatory received system message and is reported
To location-server, and without the system message of the poor cell of received signal quality, the function of the mobile terminal can be reduced
Consumption, avoid thus causing the mobile terminal reporting not in time the case where appearance so that the location-server is according to being reported
Location information, can the geographical location rapidly to the mobile terminal position.
Detailed description of the invention
Fig. 1 is a kind of mobile terminal locating method flow chart in the embodiment of the present invention；
Fig. 2 is a kind of cellular cell schematic diagram in the embodiment of the present invention；
Fig. 3 is a kind of mobile terminal structure schematic diagram in the embodiment of the present invention.
Specific embodiment
Currently, when mobile terminal collects the system message of different adjacent areas, if carry the channel of different system information in neighboring area
Weak output signal is heavily disturbed, i.e., the signal quality of the described channel for carrying different system information in neighboring area is poor, usually
In the case of, the system message that the mobile terminal may repeatedly read the cell can not also be successfully decoded, and cause power consumption unrestrained
Take.
Also, when the channel respective cell that the mobile terminal is first read or earlier reading signal quality is poor
When system message, if the system message of the cell can not be successfully decoded, will lead to the mobile terminal can not be in the defined time
The case where being easy the system message of decoded cell behind interior reading, and then the mobile terminal reporting usually occur not in time.
In view of the above-mentioned problems, the embodiment provides a kind of localization method of mobile terminal, the method can be with
So that the preparatory received signal quality of mobile terminal meets the system message of the cell of preset condition, and then can receive
When the request for the acquisition location information that location-server is sent, location information directly is read from preparatory received system message,
And location-server is reported to, by the location-server according to the location information reported to the geographical position of the mobile terminal
It sets and is positioned.That is, before receiving the request of acquisition location information of location-server transmission, according to signal matter
It measures and the cell for receiving system message is screened, thus without the system message of the poor cell of received signal quality, therefore
The power consumption that the mobile terminal can be reduced, avoid thus causing the mobile terminal reporting not in time the case where appearance.
To make the above purposes, features and advantages of the invention more obvious and understandable, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.
As shown in Figure 1, the embodiment of the invention provides a kind of localization methods of mobile terminal.
The method may include following steps:
Step 11, it receives the stationkeeping ability that location-server is sent and reports request.
In specific implementation, the location-server is obtained by way of sending stationkeeping ability request to mobile terminal
The current stationkeeping ability of the mobile terminal.Wherein, whether the stationkeeping ability of the mobile terminal, i.e., the described mobile terminal can be with
Obtain the ability of related position information.
In specific implementation, the location-server transmission stationkeeping ability can be triggered using various ways report request,
For example, the location-server can be triggered in such a way that the mobile terminal sends Location Request to the location-server
It sends stationkeeping ability and reports request；It can also be in such a way that the location-server sends Location Request to the mobile terminal
It triggers the location-server transmission stationkeeping ability and reports request.That is, the location-server and mobile terminal all may be used
Request is reported to trigger the location-server transmission stationkeeping ability.Wherein, the mobile terminal can produce in several ways
Raw Location Request, for example, Location Request can be generated by application programs such as the map softwares of the mobile terminal.
It should be noted that in an embodiment of the present invention, the mobile terminal refers to the meter that can be used on the move
Calculate machine equipment, the including but not limited to equipment such as mobile phone, notebook, tablet computer and vehicle-mounted computer.The mobile terminal can be with
It supports two kinds of communication patterns, can also support the communication pattern of three kinds or more.It is specific no matter the mobile terminal can be with
How is the quantity of the communication pattern of support, is not construed as limiting the invention, and within the scope of the present invention.
It should be noted that in an embodiment of the present invention, the location-server can be an independent Special clothes
Business device, can also provide other services, for example one piece of dedicated memory block and memory can be opened up on other servers simultaneously
Area, to provide positioning service.Certainly, whether use which kind of mode location-server, can with the mobile terminal into
Row communication.
It should be noted that between the mobile terminal and the location-server can by the way of wired connection into
Row communication can also be communicated by the way of being wirelessly connected.Wherein, the method for the wireless connection may include WiFi,
The communications such as bluetooth, infrared.It is specific no matter the connection type between the mobile terminal and the location-server such as
What, is not construed as limiting the invention, and within the scope of the present invention.
Step 12, request is reported to report stationkeeping ability information to the location-server according to the stationkeeping ability.
When the mobile terminal, which receives the stationkeeping ability, reports request, the stationkeeping ability of itself is reported to described
Location-server.Wherein, the stationkeeping ability of the mobile terminal had both included the stationkeeping ability to cell each under current communication networks,
It again include the stationkeeping ability to cell each under different system.
In specific implementation, in addition to the corresponding communication system of current communication pattern, the mobile terminal supported its
His communication system is different system.For example, the current communication pattern of the mobile terminal is LTE mode, corresponding present communications
System is LTE system.The different system can be WLAN (Wireless Local Area Network, WLAN), entirely
Ball mobile communication system (Global System For Mobile, GSM), TD SDMA (Time Division-
Synchronous Code Division Multiple Access, TD-SCDMA) and CDMA (Code Division
One or more of Multiple Access, CDMA) systems such as 2000.
The mobile terminal is when reporting stationkeeping ability information, in addition to the stationkeeping ability information for reporting current communication networks,
The stationkeeping ability information of at least one different system can also be reported.At least one described different system, can be the mobile terminal
One in different system supported, is also possible to two or more.In one embodiment of this invention, described mobile whole
End can report the stationkeeping ability information of current communication networks and the stationkeeping ability information of whole different systems.
Step 13, the acquisition location information that the location-server is generated according to the stationkeeping ability information that is reported is received
Request.
After the location-server receives the stationkeeping ability information of mobile terminal transmission, it can produce corresponding obtain and determine
The request of position information.For example, when the stationkeeping ability information that the mobile terminal is reported includes LTE communication system and WLAN communication
When system, the request for obtaining location information obtains the related position information of LTE communication system and WLAN communication system.
Step 14, the system message that the cell being previously received is read according to the request for obtaining location information, from institute
Corresponding location information is obtained in the system message of reading, and reports to the location-server, by the location-server root
It is positioned according to geographical location of the location information reported to the mobile terminal.
In one embodiment of this invention, the system message of the cell being previously received may include: signal quality
Meet the system message of the cell of preset condition.That is, the mobile terminal can be according to signal quality to system to be received
The cell of system message is screened, and only received signal quality meets the system message of the cell of preset condition.In this way, the movement
Terminal would not waste power consumption because of the system message of the cell of received signal quality difference, and reporting orientation information occur too late
When the case where.
In specific implementation, the signal quality can be disturbed degree measurement by signal strength and signal.Therefore, described
Preset condition may include: that the cell signal strength is greater than the first preset threshold, and the cell signal is disturbed journey
Degree is less than the second preset threshold.Wherein, first preset threshold and the second preset threshold can be by those skilled in the art by having
The test of limit time and relevant theoretical calculation obtain.According to the preset condition, the mobile terminal when receiving system message,
Signal strength can be less than or equal to the cell of the first preset threshold and signal is disturbed degree more than or equal to the second default valve
The cell of value excludes except the cell of system message to be received, it is possible thereby to which the mobile terminal is avoided to receive signal strength
The system message of weaker cell, and it is disturbed the system message of degree large cell.
In specific implementation, the intensity of the cell signal and be disturbed degree can be by being measured to correlated channels
To realize.For example, can be obtained by the channel where the corresponding frequency pilot sign of measurement for the cell under WLAN communication pattern
It obtains the intensity of the cell signal and is disturbed degree.It, can be corresponding with reference to letter by measurement for the cell under LTE communication mode
Channel where number obtains the intensity of the cell signal and is disturbed degree.
It in specific implementation, can be according to the signal of cell after obtaining the intensity of each cell signal and being disturbed degree
Quality priority sequence, the i.e. signal quality of cell, to poor sequence, are successively read the system message of respective cell, by good with more
The appearance for causing location information to report situation not in time due to the system message because first reading poor signal quality cell is avoided well.
In one embodiment of this invention, the system message that the signal quality meets the cell of preset condition can wrap
It includes: the first system message and second system message.Wherein, the first system message is that the mobile terminal resides in previous clothes
The system message of received adjacent area when cell of being engaged in, the second system message are that the mobile terminal resides in current service
The system message of received adjacent area when cell.The first system message and second system message only can include one and be
System message, can also respectively include multiple pieces of system message.Therefore, poor to signal quality small by preset condition reduction
After the unnecessary reception of the system message in area, it can also be reduced by the first system message and second system message to system message
Repetition receive, to further decrease the power consumption of the mobile terminal.
Specifically, the first system message is and to work as in the adjacent area for the previous serving cell that the mobile terminal is resident
The system message of identical cell in the adjacent area of preceding resident serving cell.The second system message is that the mobile terminal is stayed
In the adjacent area for the current service cell stayed, the system message of the cell different from the adjacent area for being resident previous serving cell.At this point,
After the mobile terminal resides in current service cell, without the system message for deleting all adjacent areas, it can be appropriately extended and work as
The storage period of the system message of identical cell in the adjacent area of preceding resident serving cell.
For example, the adjacent area of cell A and cell B include cell C in cellular cell as described in Figure 2, when described mobile whole
When end switches to cell B by cell A, if the mobile terminal had received the system message of cell C when residing in cell A,
After the mobile terminal resides in cell B, without receiving the system message of cell C again, and directly reads the mobile terminal and stay
Stay in the system message of received cell C when cell A.
It should be noted that in specific implementation, it can be according to communication pattern, frequency point and the physical area where cell
Number judge identical cell in the adjacent area of previous serving cell and the adjacent area of current service cell.When leading to for the place of two cells
When letter mode, frequency point and physical area number all the same, determine the two cells for same cells.When two cells communication pattern,
When one or two of frequency point and physical area number are above different, determine the two cells for different community.
In order to further decrease the power consumption of the mobile terminal, in specific implementation, the signal quality can be met
Effective system message number is limited in the system message of the cell of preset condition.That is, when the mobile terminal is stayed
After staying a serving cell, if received signal quality meets in the system message of the cell of preset condition, effective system message
Quantity when being equal to third preset threshold, pause receives the system message of other adjacent areas, and otherwise continue to other adjacent areas is
System message, until the quantity of effective system message is equal to third preset threshold in the system message of received adjacent area.Wherein, institute
Stating third preset threshold can be obtained by those skilled in the art by the test of limited times and relevant theoretical calculation, can also be by institute
Communication protocol between mobile terminal and location-server is stated to provide.The received signal quality meets the cell of preset condition
System message include the first system message.
In specific implementation, the mobile terminal can know the quantity of the effective system message in several ways
Whether third preset threshold is reached, it, can also be with for example, can be counted by the quantity to the effective system message reported
By receiving the corresponding message etc. that the location-server is sent.
In specific implementation, the location information may include: real-time location information and non real-time location information.
Wherein, the real-time location information can be obtained by way of cell measurement by the mobile terminal, for example, each cell
Signal strength.The non real-time location information can read corresponding system message by the mobile terminal to obtain, for example,
Land Public Mobile Communication Network (Public Land Mobile Network, PLMN), Location Area Code (Location Area
Code, LAC), Route Area code (Routing Area Code, RAC), tracking area code (Tracking Area Code, TAC),
Unique Cell ID (Global Cell Identity, Global Cell ID), subdistrict frequency point (freq), physical area in PLMN
Information such as number (phy cell id).It is understood that the location information of different communication systems is different, specific location information
Content with no restriction, takes as long as the mobile terminal can report to location information some or all of under correspondence system to position
Business device.
In an embodiment of the present invention, the non real-time location information can disappear from the system for the cell being previously received
It is obtained in breath.When the mobile terminal reports the location information according to the request for obtaining location information, on the one hand may be used
To obtain the non real-time location information from the system message for the cell being previously received, cell on the other hand can be passed through
The obtained real-time location information is measured, the non real-time location information and real-time location information are reported to jointly
The location-server.
In specific implementation, the mobile terminal does not make the mode that the location information reports to the location-server
It limits, as long as the location-server can receive the location information.For example, can be by the location information to believe
The mode of order is sent to the location-server, and it is described fixed location information can also to be sent in such a way that IP data-link is informed of a case
Position server.
The localization method of the mobile terminal described in the embodiment of the present invention it can be seen from above content, by receiving in advance
Signal quality meets the system message of the cell of preset condition, and then can be in the acquisition positioning for receiving location-server transmission
When the request of information, location information directly is read from preparatory received system message, and report to location-server, by described
Location-server is positioned according to geographical location of the location information reported to the mobile terminal, so that the positioning takes
Business device can quickly position the mobile terminal, and the power consumption of the mobile terminal is effectively reduced.
In order to more fully understand those skilled in the art and realize the present invention, above-mentioned mobile terminal is determined individually below
Method corresponding mobile terminal in position is described in detail.
As shown in figure 3, the embodiment of the invention provides a kind of mobile terminals 20.In an embodiment of the present invention, the shifting
Dynamic terminal refers to the computer equipment that can be used on the move, including but not limited to mobile phone, notebook, tablet computer and vehicle
Carry apparatus such as computer.The mobile terminal can support two kinds of communication patterns, can also support the communication of three kinds or more
Mode, the quantity for the communication pattern that can specifically support regardless of the mobile terminal, is not construed as limiting the invention.
Specifically, the mobile terminal 20 may include: the first receiving unit 21, and the second receiving unit 22, first sends
Unit 23, third receiving unit 24, reading unit 25 and the second transmission unit 26.Wherein:
First receiving unit 21 is suitable for the system message that preparatory received signal quality meets the cell of preset condition.Institute
It states the second receiving unit 22 and reports request suitable for receiving the stationkeeping ability that the location-server is sent.First transmission unit
23 are suitable for reporting request to report stationkeeping ability information to the location-server according to the stationkeeping ability.The third receives single
Member 24 is suitable for receiving the request for the acquisition location information that the location-server is generated according to the stationkeeping ability information reported.Institute
State the system message that reading unit 25 is suitable for reading the cell being previously received according to the request for obtaining location information.It is described
Second transmission unit 26 is suitable for obtaining corresponding location information from read system message, and reports to the positioning service
Device is positioned by the location-server according to geographical location of the location information reported to the mobile terminal.
In specific implementation, the preset condition includes: that the cell signal strength is greater than the first preset threshold, and institute
That states cell signal is disturbed degree less than the second preset threshold.Wherein, first preset threshold and the second preset threshold can
To be obtained by those skilled in the art by the test of limited times and relevant theoretical calculation.According to the preset condition, described first
Signal strength can be less than or equal to the first preset threshold and signal is disturbed journey by receiving unit 21 when receiving system message
Degree is more than or equal to the cell of the second preset threshold, excludes except the cell of system message to be received, it is possible thereby to avoid described
Mobile terminal receives the system message of signal strength weaker cell, and is disturbed the system message of degree large cell.
It in specific implementation, can be according to the signal of cell after obtaining the intensity of each cell signal and being disturbed degree
Quality priority is ranked up.The reading unit 25 can be according to the priority orders of the signal quality of the cell, successively
Read the system message of respective cell.
In specific implementation, what the signal quality that first receiving unit 21 receives met the cell of preset condition is
Message of uniting may include: the first system message and second system message.Wherein, the first system message is the shifting
System in the adjacent area of the resident previous serving cell of dynamic terminal, with identical cell in the adjacent area of currently resident serving cell
Message.The second system message is and to be resident previous service in the adjacent area for the current service cell that the mobile terminal is resident
The system message of different cells in the adjacent area of cell.
In specific implementation, what the signal quality that first receiving unit 21 receives met the cell of preset condition is
In message of uniting, effective system message number is equal to third preset threshold.That is, when the resident service of the mobile terminal is small
Qu Hou, if in the system message for the cell that the received signal quality of first receiving unit 21 meets preset condition, effectively
When the quantity of system message is equal to third preset threshold, pause receives the system message of other adjacent areas, otherwise continues to other
The system message of adjacent area, until the quantity of effective system message is equal to the default valve of third in the system message of received adjacent area
Value.
The mobile terminal described in the embodiment of the present invention it can be seen from above content, in advance by the first receiving unit 21
Received signal quality meets the system message of the cell of preset condition, and then it is fixed to receive acquisition in third receiving unit 24
When the request of position information, directly meets from the signal quality and read corresponding positioning in the system message of the cell of preset condition
Information, so that the location-server can more rapidly position the mobile terminal, and can be with
The power consumption of the mobile terminal is effectively reduced.
Those of ordinary skill in the art will appreciate that all or part of the steps in the various methods of above-described embodiment is can
It is completed with instructing relevant hardware by program, which can be stored in a computer readable storage medium, storage
Medium may include: ROM, RAM, disk or CD etc..
Although present disclosure is as above, present invention is not limited to this.Anyone skilled in the art are not departing from this
It in the spirit and scope of invention, can make various changes or modifications, therefore protection scope of the present invention should be with claim institute
Subject to the range of restriction.
Claims (8)
1. a kind of localization method of mobile terminal characterized by comprising
It receives the stationkeeping ability that location-server is sent and reports request；
Request is reported to report stationkeeping ability information to the location-server according to the stationkeeping ability；
Receive the request for the acquisition location information that the location-server is generated according to the stationkeeping ability information reported；
The system message that the cell being previously received is read according to the request for obtaining location information, disappears from read system
Corresponding location information is obtained in breath, and reports to the location-server, is determined by the location-server according to what is reported
Position information positions the geographical location of the mobile terminal；
The system message of the cell being previously received includes: the system message that signal quality meets the cell of preset condition；
The signal quality meets the system message of the cell of preset condition, comprising: the mobile terminal resides in previous service
Received the first system message and the mobile terminal reside in received second when current service cell when cell
System message；The first system message is to be resident in the adjacent area for the previous serving cell that the mobile terminal is resident with current
Serving cell adjacent area in identical cell system message；The second system message, which is that the mobile terminal is resident, to be worked as
In the adjacent area of preceding serving cell, the system message of the cell different from the adjacent area for being resident previous serving cell.
2. the localization method of mobile terminal as described in claim 1, which is characterized in that the preset condition includes: described small
Area's signal strength is greater than the first preset threshold, and the cell signal is disturbed degree less than the second preset threshold.
3. the localization method of mobile terminal as described in claim 1, which is characterized in that described according to the acquisition location information
Request read meet preset condition cell system message, comprising:
It is successively read pair according to the request for obtaining location information according to the priority orders of the signal quality of the cell
Answer the system message of cell.
4. the localization method of mobile terminal as described in claim 1, which is characterized in that the signal quality meets preset condition
Cell system message in, effective system message number be equal to third preset threshold.
5. a kind of mobile terminal characterized by comprising
First receiving unit meets the system message of the cell of preset condition suitable for preparatory received signal quality；
Second receiving unit reports request suitable for receiving the stationkeeping ability that location-server is sent；
First transmission unit, suitable for reporting request to report stationkeeping ability to believe to the location-server according to the stationkeeping ability
Breath；
Third receiving unit is positioned suitable for receiving the location-server according to the acquisition that the stationkeeping ability information reported generates
The request of information；
Reading unit, suitable for reading the system message for the cell being previously received according to the request for obtaining location information；
Second transmission unit suitable for obtaining corresponding location information from read system message, and reports to the positioning
Server is positioned by the location-server according to geographical location of the location information reported to the mobile terminal；
The signal quality that first receiving unit receives meets the system message of the cell of preset condition, comprising:
The mobile terminal resides in the first system message received when previous serving cell, and the first system message is
In the adjacent area of the resident previous serving cell of the mobile terminal, with identical cell in the adjacent area of currently resident serving cell
System message；
The mobile terminal resides in second system message received when current service cell, and the second system message is
In the adjacent area of the resident current service cell of the mobile terminal, the cell different from the adjacent area for being resident previous serving cell
System message.
6. mobile terminal as claimed in claim 5, which is characterized in that the preset condition includes: the cell signal strength
Greater than the first preset threshold, and the cell signal is disturbed degree less than the second preset threshold.
7. mobile terminal as claimed in claim 5, which is characterized in that the reading unit, which is suitable for being positioned according to the acquisition, to be believed
The request of breath is successively read the system message of respective cell according to the priority orders of the signal quality of the cell.
8. mobile terminal as claimed in claim 5, which is characterized in that the signal quality that first receiving unit receives is full
In the system message of the cell of sufficient preset condition, effective system message number is equal to third preset threshold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510574307.7A CN106535321B (en) | 2015-09-10 | 2015-09-10 | Mobile terminal and its localization method |
Applications Claiming Priority (1)
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| CN101166361A (en) * | 2006-10-20 | 2008-04-23 | 华为技术有限公司 | A cell switching method and system in radio communication system |
| CN102186143A (en) * | 2011-05-27 | 2011-09-14 | 北京百度网讯科技有限公司 | Method, mobile terminal and system for acquiring positioning information |
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| CN101035379A (en) * | 2007-04-09 | 2007-09-12 | 中兴通讯股份有限公司 | Positioning method for the user plane to observe the reached time difference |
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