WO2006006463A1 - 測位方法及び移動通信端末装置 - Google Patents
測位方法及び移動通信端末装置 Download PDFInfo
- Publication number
- WO2006006463A1 WO2006006463A1 PCT/JP2005/012464 JP2005012464W WO2006006463A1 WO 2006006463 A1 WO2006006463 A1 WO 2006006463A1 JP 2005012464 W JP2005012464 W JP 2005012464W WO 2006006463 A1 WO2006006463 A1 WO 2006006463A1
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- WO
- WIPO (PCT)
- Prior art keywords
- assist information
- positioning
- assist
- communication terminal
- mobile communication
- Prior art date
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/24—Acquisition or tracking or demodulation of signals transmitted by the system
- G01S19/25—Acquisition or tracking or demodulation of signals transmitted by the system involving aiding data received from a cooperating element, e.g. assisted GPS
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
Definitions
- the present invention relates to a positioning method and a mobile communication terminal device, and more particularly to a positioning method for positioning a current position of a mobile communication terminal device and a mobile communication terminal device using the positioning method.
- mobile communication terminal devices such as mobile phones have been widely used.
- the mobile communication terminal device In addition to the call function and e-mail (hereinafter simply referred to as “mail”) transmission / reception functions, which are essential functions of a mobile communication terminal device that wakes up, the mobile communication terminal device has improved functions and performance.
- Some devices have a positioning function that measures the current position of the device.
- GPS positioning As positioning in such a mobile communication terminal device, there is positioning using a GPS (Global Positioning System) satellite capable of high-precision positioning (hereinafter referred to as “GPS positioning”).
- GPS positioning As for GPS positioning, as it is used in car navigation systems for automobiles, etc., it conducts all-sky search one by one near the zenith, acquires the number of GPS satellites necessary for positioning, and There is an autonomous GPS positioning that calculates (see Patent Document 1 etc.).
- assist GPS positioning when a user power GPS positioning command is issued, first, the mobile communication terminal device acquires assistance information from the GPS positioning assist sano via the network. Subsequently, the mobile communication terminal device captures the GPS satellite using the GPS satellite capture information in the acquired assist information, and observes the radio wave emitted by the captured GPS satellite. Then, the mobile communication terminal device calculates the current position based on the observation result.
- Patent Document 1 Japanese Patent Laid-Open No. 10-282205
- Patent Document 2 Japanese Patent Laid-Open No. 2002-196063
- the conventional assist GPS positioning described above is very excellent from the viewpoint of positioning accuracy and shortening the positioning time from the autonomous GPS positioning.
- the positioning time has been shortened compared to autonomous GPS positioning, the positioning time by the conventional assisted GPS positioning is still long for the user. For this reason, there is a need for further shortening of the positioning time by assist GPS positioning.
- the assist information is acquired after the GPS positioning command by the user. This accounted for a percentage that could not be ignored in the overall positioning time. Therefore, in order to shorten assist information acquisition in assist GPS positioning, even if the GPS positioning command is not issued by the user, the assist information may be automatically acquired and later It may be possible to prepare for a GPS positioning command from a certain user.
- the assist information includes the current position and the orbit information of the GPS satellites that are necessary for positioning, but the GPS satellites are not! Therefore, after a certain period of time, the orbit information of the GPS satellite in the previously acquired assist information becomes invalid, and it is necessary to acquire new assist information.
- the current position changes due to movement of the mobile communication terminal device, and the cell in the area changes, the current position with the coarse accuracy required for positioning in the assist information acquired earlier becomes ineffective. It is necessary to acquire new assist information. Therefore, even if the assist information is acquired at a certain point in time, the acquired assist information is not always available when there is a GPS positioning command given by the user.
- the present invention has been made in view of the above circumstances, and provides a positioning method capable of performing positioning with improved convenience for the user when positioning the current position of a mobile communication terminal device. For the purpose.
- the positioning method of the present invention is a positioning method for positioning the current position of a mobile communication terminal device, wherein the mobile communication terminal device is based on a signal of GPS satellite power prior to a positioning command from a user.
- An assist information acquisition determination step for determining whether or not the force to acquire assist information used for GPS positioning is performed; and when the determination result in the assist information acquisition determination step is affirmative, the mobile communication terminal device
- the mobile communication terminal device uses assist information used for GPS positioning based on a GPS satellite power signal prior to a positioning command from the user. It is determined whether or not the power should be acquired If the determination result is affirmative, an assist information request, which is a request for assist information, is transmitted to the assist server in the assist information request transmitting step. When assist information is returned from the assist server as a response to the assist information request, the mobile communication terminal device receives the assist information in the assist information receiving step. The mobile communication terminal device holds the assist information and prepares for GPS positioning designation by the user.
- the positioning of the current position of the mobile communication terminal device is determined. In doing so, it is possible to perform positioning with improved user convenience.
- the GPS positioning is performed during the execution of the application when the application is started in the mobile communication terminal device in the assist information acquisition determination step.
- a positive determination can be made.
- GPS positioning can be performed during the execution of the application in parallel with the startup operation of the application in the assist information acquisition determination process! If the sex is estimated to be high, a positive determination is made.
- the assist information acquisition operation is executed as described above. For this reason, it is possible to prepare for assisting GPS positioning designation by the user during application execution, which is likely to be done within a short period of time after application startup. Therefore, it is possible to perform positioning of the current position with improved convenience for the user while rationally suppressing the generation of communication charges.
- the assist information acquisition determination step there is a possibility that the GPS positioning is performed during the execution of the application based on the value of a predetermined parameter of the application program. Whether it is high or not can be estimated. In this case, the ability of the creator of the application Depending on the contents of the application, information on the possibility of the application performing a positioning operation is set as the value of a predetermined parameter. It is possible to accurately estimate whether or not GPS positioning is highly likely.
- the assist information holding period which is a period in which the mobile communication terminal apparatus should continuously hold the assist information regardless of the presence or absence of a positioning command by a user.
- the assist information acquisition determination step a positive determination is made when a condition for newly acquiring the assist information is satisfied during the assist information holding period.
- the mobile communication terminal apparatus determines whether the mobile communication terminal apparatus has assistance information regardless of the presence or absence of a positioning instruction by the user in accordance with a user instruction of the mobile communication terminal apparatus.
- Assist information holding period which is a period in which to be continuously held, is set.
- the power / failure force that satisfies the condition for newly acquiring the assist information is determined during the assist information holding period. That is, during the assist information holding period, it is determined whether or not the mobile communication terminal device has assist information that can be used for assist GPS positioning at the present time. . If the result of this determination is negative, the determination in the assist information acquisition determination step is repeated.
- the assist information acquisition operation is executed as described above.
- the system for assist GPS positioning at any time during the assist information holding period set as unavoidable incurring communication charges for accurate and quick positioning with high possibility of user positioning. It is possible to maintain a state of holding assist information.
- assist information that generates communication charges is acquired only when a GPS positioning command is issued. Therefore, it is possible to perform positioning of the current position with improved convenience for the user while rationally suppressing the generation of communication charges.
- the assist information holding period can be set in various manners.
- the assist information holding period can be a period until a specified time elapses when the assist information holding period is set in the period setting step.
- the assist information holding period can be a period from the start time to the end time set in the period setting step.
- the condition to be newly acquired may include that the number of cells in which the mobile communication terminal apparatus is located becomes plural after the acquisition of the previous assist information. it can. In this case, when it is necessary to update the previously acquired assist information as a result of the movement of the mobile communication terminal device, new assist information is acquired.
- the condition to be newly acquired may include that the validity period of the assist information acquired last time has expired. In this case, with the passage of time, when the valid period of the assist information acquired last time expires and the assist information becomes invalid, new assist information is acquired.
- the mobile communication terminal device of the present invention is a mobile communication terminal device that measures the current position, and is highly likely to perform GPS positioning based on a GPS satellite power signal in a short period from the present time.
- assist information acquisition determination means for determining whether or not to acquire assist information used for the GPS positioning; and when the determination result by the assist information acquisition determination means is affirmative, the assist information
- An assist information request transmitting means for transmitting an assist information request to the assist server; and an assist information receiving means for receiving the assist information returned from the assist sano in response to the assist information request.
- an assist information storage means for storing the assist information received by the assist information receiving means.
- the assist information acquisition determination means is highly likely to perform GPS positioning based on signals from GPS satellites in a short period from the present time, and is used for GPS positioning. It is determined whether or not assist information to be acquired should be acquired. If the determination result is affirmative, the assist information request transmitting means transmits an assist information request, which is a request for assist information, to the assist server. When assist information is returned from the assist server as a response to the assist information request, the assist information receiving means receives the assist information. In the mobile communication terminal device, the assist information is stored in the assist information storage means, and is likely to be performed within a short period of time after that, so as to prepare for GPS positioning designation by the user.
- the mobile communication terminal apparatus of the present invention can perform positioning of the current position using the positioning method of the present invention described above. Therefore, according to the mobile communication terminal device of the present invention, it is possible to perform positioning of the current position with improved user convenience.
- the assist information acquisition determination unit estimates that the GPS positioning is likely to be performed during the execution of the application at the time of starting the application. It can be set as the structure which performs a positive determination.
- the assist information acquisition determination means can perform GPS positioning while the application is being executed in parallel with the activation operation of the application. If it is presumed to be high, a positive determination is made. Then, when a positive determination is made by the assist information acquisition determination means, the assist information The request transmission means transmits an assist information request, which is a request for assist information used for GPS positioning, to the assist server. When assist information is returned from the assist server as a response to the assist information request, the assist information receiving means receives the assist information. Then, the assist information is stored in the assist information storage means.
- the assist information holding period is a period in which the mobile communication terminal device should continuously hold the assist information regardless of the presence or absence of a positioning instruction by a user.
- a period setting unit for setting the assist information wherein the assist information acquisition determination unit performs a positive determination when a condition for newly acquiring the assist information is satisfied during the assist information holding period. It can be.
- the assist information is a period in which the mobile communication terminal apparatus should continuously hold the assist information in accordance with the user's command regardless of the presence / absence of the positioning command by the user. Set the retention period.
- the assist information acquisition determination means determines whether or not the force that satisfies the condition for newly acquiring the assist information is satisfied during the assistance information holding period. If this determination result is affirmative, the assist information request transmitting means transmits an assist information request, which is a request for assist information used for GPS positioning, to the assist server.
- the assist information receiving means receives the assist information. Then, the assist information is stored in the assist information storage means.
- the positioning method of the present invention the current position of the mobile communication terminal device. In this positioning, it is possible to perform positioning with improved convenience for the user.
- the mobile communication terminal device of the present invention it is possible to perform positioning of the current position with improved convenience for the user.
- FIG. 1 is a diagram schematically showing a configuration of a positioning system including a mobile phone device according to a first embodiment of the present invention.
- FIG. 2A is a diagram schematically showing a front side appearance of the mobile phone device of FIG. 1.
- FIG. 2A is a diagram schematically showing a front side appearance of the mobile phone device of FIG. 1.
- 2B is a diagram schematically showing the rear side appearance of the mobile phone device of FIG. 1.
- FIG. 3 is a functional block diagram of the mobile phone device of FIG. 1.
- FIG. 4 is a diagram for explaining a configuration of a program executed by the control unit in FIG. 3.
- FIG. 5 is a diagram for explaining the configuration of the application in FIG. 4.
- FIG. 6 is a functional block diagram of the positioning assist server in FIG. 1.
- FIG. 7 is a sequence diagram for explaining a positioning operation by the mobile phone device of FIGS. 2A and 2B.
- FIG. 8 is a flowchart for explaining the assist information pre-acquisition process of FIG.
- FIG. 9A is a diagram schematically showing a front-side appearance configuration of a mobile phone device according to a second embodiment of the present invention.
- FIG. 9B is a diagram schematically showing a rear-side appearance configuration of the mobile phone device according to the second embodiment of the present invention.
- FIG. 10 is a functional block diagram of the mobile phone device of FIGS. 9A and 9B.
- FIG. 11 is a diagram for explaining a configuration of a program executed by the control unit in FIG. 10.
- FIG. 12 is a sequence diagram for explaining a positioning operation by the mobile phone device of FIGS. 9A and 9B.
- FIG. 13 is a diagram for explaining a screen display example in the assist information holding period setting process of FIG. 12.
- FIG. 14 is a flowchart for explaining an advance acquisition process of assist information in FIG.
- FIG. 15 is a diagram for explaining a screen display example during the assist information holding period.
- FIGS. In these drawings, the same or equivalent elements are denoted by the same reference numerals, and redundant description is omitted.
- FIG. 1 schematically shows a configuration of a positioning system 100 including a mobile phone device 1 OA which is a mobile communication terminal device according to the first embodiment of the present invention.
- the mobile phone device 10A is connected to the mobile phone device 10A via the base station 42 that performs radio communication with the mobile phone device 10A and (b) the mobile phone device 10A.
- Network 41, and (c) a positioning assist server 50 connected to the network 41.
- the number of mobile phone devices and the number of base stations are generally large, but in FIG. 1, one mobile phone device 10A and one base station 42 are representatively shown.
- FIGS. 2A and 2B schematically show an external configuration of the mobile phone device 10A.
- the mobile phone device 10A includes (a) a mobile phone body 11 having a control unit 21 (see FIG. 3) described later, and (b) a numeric keypad for inputting a telephone number, And an operation unit 12 having function keys for inputting various commands such as switching of operation modes to the control unit 21, and (c) operation guidance, operation status, received messages, etc. according to the command from the control unit 21.
- a display unit 13 having a liquid crystal display device for display.
- the mobile phone device 10A includes (d) a call speaker 14 that reproduces an audio signal that has also been sent by the other party during a call, and (e) a sound is input during sound collection or a voice is input during a call. And (f) a guidance speaker 16 for generating a ringtone or a guidance sound in response to a command from the control unit 21. Further, the cellular phone device 10A includes (g) an antenna 17 for transmitting and receiving radio signals to and from the base station.
- the mobile phone body 11 includes (i) a control unit 21 that performs overall control of the overall operation of the mobile phone body 11 and (ii) a control unit 21.
- the GPS antenna 22A for receiving the radio wave from the GPS satellite under the control of the GPS, and the GPS receiving unit 22 for receiving the radio wave from the GPS satellite are provided.
- the mobile phone body 11 includes (iii) a read only memory (ROM), a random access memory (RAM), etc.
- a storage unit 23 and (iv) a wireless transmission / reception unit 24 for performing communication with the base station 42 are provided.
- the control unit 21 includes a central processing unit (CPU), a digital signal processing unit (DSP), and the like, performs various data processing to realize a general mobile phone function, and performs the above-described processing. It is now possible to control the operation of other components!
- the configuration of software such as a program executed by the control unit 21 is as shown in FIG.
- the software in the control unit 21 (i) realizes a call function, a mail function, and a character input function, which are basic functions as a mobile phone, and performs basic processing for controlling the above-described various hardware resources.
- Part 31 A (ii) Application 33 for providing users with various contents such as games; and (iii) Basic processing part 31A and application 33, providing the execution environment for application 33 It consists of the execution environment section 32.
- the execution environment unit 32 is a set of programs that provide software resources for executing applications such as command conversion between the application 33 and the basic processing unit 31A, and management of the application 33.
- the basic processing unit 31A includes a positioning possibility determining unit 36.
- the positioning possibility determining unit 36 is activated in response to a user instruction during the execution of the application 33 when the application 33 is activated. Determine whether there is a high possibility of requesting GPS positioning based on signals from GPS satellites.
- the application 33 includes a header part and a program part.
- a positioning possibility flag (MPF) is arranged at a predetermined position of the header part.
- the positioning possibility flag (MPF) is set to ON when there is a high possibility of performing GPS positioning in accordance with a user command during execution of the application 33. In case of high, it will be set off.
- the basic processing unit 31A and the execution environment unit 32 have the factory shipping power of the mobile phone device 10A mounted on the mobile phone.
- the application 33 may be installed in advance from the time of shipment from the factory, or may be installed after the radio transmission / reception unit 24 isotropic force is downloaded by the operation of the operation unit 12 by the operator.
- the number of applications in the mobile phone device 10A is not limited to one. In FIG. 4, only one application 33 is schematically shown in FIG.
- Information such as a request, a response, and an event occurrence is appropriately exchanged between the basic processing unit 31A and the execution environment unit 32 in relation to the application 33. Also, between the execution environment section 32 and the application 33, various requests from the application 33 are notified to the execution environment section 32, and responses and event occurrences are notified from the execution environment section 32. .
- the control unit 21 uses a positioning unit 26 that performs positioning of the current position of the mobile phone device 10A using the assist information obtained from the positioning assist server 50 via the wireless transmission / reception unit 24.
- the positioning unit 26 includes an assist information request transmission unit 27, an assist information request reception unit 28, and an assist information storage unit 29.
- the assist information request transmitting unit 27 transmits an assist information request, which is a request for assist information used for GPS positioning, to the positioning assist server 50.
- the assist information receiving unit 28 receives the assist information returned from the assist sano in response to the assist information request transmitted from the assist information request transmitting unit 27.
- the assist information storage unit 29 stores the assist information received by the assist information receiving unit 28.
- the control unit 21 monitors the base station of the cell located in the area and the elapsed time after storage through the wireless transmission / reception unit 24. After storing the assist information, as the mobile phone device 10A moves, the number of cells in which the mobile phone device 10A is located becomes plural, and the assist information stored in the assist information storage unit 29 is GPS-positioned at the current position. If it is not appropriate to use it for the purpose, the assist information in the assist information storage unit 29 needs to be partially updated and cannot be used for GPS positioning.
- the validity period of the assist information (more specifically, the orbit information of the GPS satellite in the assist information) expires after a predetermined time (about 2 hours) has passed after the assist information is stored in the assist information storage unit 29.
- the assist information becomes invalid and cannot be used for GPS positioning.
- Information about whether or not the assist information in the assist information storage unit 29 can be used for GPS positioning of the current position can be acquired by the basic processing unit 31A described above. [0045] Even when assist information that can be used for GPS positioning exists in the assist information storage unit 29, when new assist information returned in response to a new assist information request is received, The assist information in the assist information storage unit 29 is replaced with new assist information.
- the positioning unit 26 When the positioning unit 26 receives a GPS positioning command from the basic processing unit 31A and performs GPS positioning, the positioning unit 26 uses the assist information stored in the assist information storage unit 29 to perform GP positioning. S radio power is being observed. Here, when performing GPS positioning, the positioning unit 26 captures four or more GPS satellites.
- the positioning unit 26 GPS positioning is performed using the assist information.
- the positioning unit 26 sends an assist information request transmission unit. 27 transmits an assist information request to the positioning assist server 50, and the assist information receiving unit 28 receives the assist information returned from the assist server in response to the assist information request.
- the received assist information is stored in the assist information storage unit 29. Thereafter, the positioning unit 26 performs GPS positioning using the assist information.
- the positioning assist server 50 includes (i) a control processing device 51 that performs overall control of the overall operation of the positioning assist server 50, and (ii) receives radio waves from GPS satellites. And (iii) a storage device 53 for storing various programs and various data, and (iv) a transmission / reception device 54 for performing communication via the network 41.
- the control processing device 51 is derived by (i) an assist information deriving unit 56 for deriving assist information upon receiving an assist information request via the transmitting / receiving device 54, and (ii) an assist information deriving unit 56.
- an assist information notification unit 57 for notifying the assist information to the terminal device that has requested the assist information via the transmission / reception device 54, the network 41, and the like.
- the assist information deriving unit 56 When the assist information deriving unit 56 receives the assist information request via the transmission / reception device 54, the assist information deriving unit 56 reads the base station position information corresponding to the base station identifier specified as the parameter of the assist information request from the storage device 53. Then, the assist information deriving unit 56 is read out. Assist information such as acquisition information and position calculation information for a terminal device having a position calculation function in a cell according to the base station position is derived.
- the assist information notification unit 57 receives the assist information derived by the assist information deriving unit 56. Then, the assist information notification unit 57 notifies the terminal device hair cyst information that has requested the assist information.
- the positioning assist server 50 configured as described above uses the antenna 52 to observe the Jobanko GPS satellite and collects various information on the GPS satellites.
- the assist information for GPS positioning is notified! /.
- step S20 when the activation command for the application 33 is given by the operation of the operation unit 12 of the user, the cellular phone device 10A performs the activation process for the application 33 in step S20. When this activation process is completed, the application 33 is executed in step S30.
- the mobile phone device 10A acquires in advance the assist information used for GPS positioning in step S10. Process.
- the positioning possibility determination unit 36 of the basic processing unit 31A performs positioning in the header portion of the application 33 described above. Read the possibility flag (MPF).
- the positioning possibility determination unit 36 determines whether or not the current position is likely to be determined during the execution of the application 33 based on the read positioning possibility flag (MPF). Judgment is made.
- step S12 If the determination result in step S12 is negative, the process without obtaining assist information in advance is terminated. On the other hand, if the determination result in step S12 is affirmative, the process proceeds to step S13. In this step S13, The positioning possibility determination unit 36 further determines whether or not the effective assist information is stored in the assist information storage unit 29 and whether or not it is a force.
- step S13 If the determination result in step S13 is affirmative, the process without obtaining the assist information in advance is terminated. On the other hand, if the determination result in step S13 is negative, the process proceeds to step S14.
- step S14 first, the basic processing unit 31A instructs the assist information request transmitting unit 27 of the positioning unit 26 to transmit an assist information request.
- the assist information request transmitting unit 27 sends an assist information request using the identifier of the base station 42 of the cell in which the cellular phone device 10A is located as a parameter to the radio transmitting / receiving unit 24, the base station 42. And to the positioning assist server 50 via the network 41. After this, the assist information return status is entered.
- the positioning assist server 50 performs assist information deriving processing in step S 40.
- the assist information deriving unit 56 of the control processing device 51 in the positioning assist server 50 is based on the assist information request received via the transmitting / receiving device 54, and the base station specified by the parameter is specified.
- the position information of the base station 42 stored in the storage device 53 corresponding to the identifier 42 is read.
- the assist information deriving unit 56 uses the satellite acquisition information and the position calculation information necessary for the GPS positioning as the assist information. To derive.
- the assist information deriving unit 56 sends the derived assist information to the assist information notifying unit 57.
- the assist information notification unit 57 transmits the assist information to the mobile phone 10A via the transmission / reception device 54, the network 41, and the base station 42.
- step S10 when the assist information is returned from the positioning assist server 50, in the assist information pre-acquisition process in step S10, the assist of the positioning unit 26 is performed in step S15.
- the information receiving unit 28 receives assist information.
- step S16 the assist information received by the assist information receiving unit 28 is stored in the assist information storing unit 29. Thus, the process of step S10 is completed.
- FIG. 7 shows the assistance information from the mobile phone device 10A in the process of step S10.
- a processing sequence is shown in the case where the information request is transmitted, that is, the determination result in step S12 in FIG. 8 is affirmative.
- the determination result in step S12 is negative, the assist information request is not transmitted from the mobile phone device 10A in the process of step S10. Accordingly, the process of step S40 in the positioning assist server 50 and the transmission of assist information from the positioning assist server 50 are not performed.
- the positioning unit 26 is set to assist GPS. Perform positioning. In this assist GPS positioning, if the assist information in the assist information storage unit 29 is available, the positioning unit 26 uses the assist information to capture the GPS satellite and observe the radio wave observation result from the GPS satellite. Calculate the current position based on. Then, the calculated positioning result of the current position is displayed on the display unit 13 and provided to the user.
- step S10 the assist information is not acquired in step S10, or if the assist information is acquired in step S10, the application after the assist information is no longer available for GPS positioning If a GPS positioning command is issued by operating the operation unit 12 of the user while 33 is being executed, the positioning unit 26 newly acquires assist information and performs GPS positioning.
- the new acquisition of the assist information by the positioning unit 26 is performed because the positioning unit 26 performs the same processing as the processing of step S14 to step S16 in FIG. 8 described above.
- the force at which the assist information is acquired in step S 10 is as follows: (a) The mobile phone device 10A is present as the mobile phone device 10A moves. The number of cells in the service area becomes plural, and it becomes inappropriate to use the assist information stored in the assist information storage unit 29, and (b) the validity period of the assist information stored in the assist information storage unit 29 has expired. However, there are two types of conditions in which the assist information becomes invalid. As described above, the positioning unit 26 monitors whether one of these two types of conditions is satisfied, and reports it to the basic processing unit 31 A. [0064] As described above, in the first embodiment, when the application 33 is activated by the user's specification, the positioning possibility determination unit 36 force the application 33 in parallel with the activation operation of the application 33.
- the positioning possibility determination unit 36 further determines whether or not valid assist information exists in the assist information storage unit 29. If the result of this determination is affirmative, the assist information request transmitting unit 27 transmits an assist information request, which is a request for assist information used for GPS positioning, to the positioning assist server 50. Is done.
- the assist information receiving unit 28 receives the assist information, and the assist information storage unit Memorize in 29.
- the assist information storage unit 29 After storing the information in the assist information storage unit 29, it is prepared for an assist GPS positioning designation by the user during execution of the application that is likely to be performed within a short period after the application 33 is started.
- the positioning possibility determination unit 36 may request the GPS positioning based on the value of the positioning possibility information (MPF) that the application 33 has. Whether or not is high is determined. For this reason, the possibility of the application 33 to perform positioning operation can be specified as the value of the positioning possibility flag (MPF) according to the contents of the application 33. Therefore, it is possible to determine whether or not there is a high possibility of requesting GPS positioning with high accuracy.
- MPF positioning possibility information
- a positioning possibility flag (MPF) carrying binary information of ON or OFF is used as the positioning possibility information.
- MPF positioning possibility flag
- the assist is performed. Regardless of whether or not effective assist information is stored in the information storage unit 29, the assist information can be newly acquired. In this case, when the mobile phone device 10A does not move greatly, the validity period of the assist information from the start of the application 33 can be guaranteed. For this reason, when the mobile phone device 10A does not move greatly, it is possible to prevent the occurrence of a situation where it is necessary to start from acquisition of new assist information when performing positioning within a short time of the activation activation force.
- MPF positioning possibility flag
- the present invention can be applied to mobile communication terminal devices other than mobile phone devices in which the present invention is applied to the positioning of the current position of the mobile phone device. .
- the mobile phone device 10B of the present embodiment is configured in the same manner as the mobile phone device 10A of the first embodiment described above.
- the basic processing unit 31B is executed by the control unit 21 instead of the basic processing unit 31A in the first embodiment.
- the basic processing unit 31B includes an assist information holding period setting unit 37 and an assist information acquisition condition determination unit 38.
- the assist information holding period setting unit 37 continuously uses the assist information to be used for GPS positioning of the current position of the mobile phone device 10B regardless of the presence or absence of the GPS positioning command of the user power.
- the assist information holding period which is the period to be held, is set.
- the assistance information acquisition condition determination unit 38 satisfies a condition for newly acquiring assist information. It is determined whether or not.
- the assist information acquisition condition determination unit 38 checks whether or not the assist information storage unit 29 of the positioning unit 26 stores the assist information that can be used for GPS positioning of the current position. If the available assist information is stored in 29, it is determined that the condition for newly obtaining the assist information is satisfied. On the other hand, when the assist information that can be used is not stored in the assist information storage unit 29, it is determined that the condition for newly acquiring the assist information is satisfied.
- step S50 assist information holding period setting processing is performed.
- This process is started when the user operates the operation unit 12 and inputs an assist information holding period setting start command.
- the assist information holding period setting unit 37 of the basic processing unit 31B displays the assist information holding period setting screen on the display unit 13 and sets the assist information holding period to the user.
- Prompt An example of the assist information holding period setting screen is shown as a screen F13A in FIG.
- the user specifies the start time of the assist information retention period and the length of the assist information retention period.
- the user While referring to the assist information holding period setting screen displayed on the display unit 13, the user operates the operation unit 12 to input a period specification for setting the assist information holding period.
- a period specification for setting the assist information holding period For example, an example of display on the display unit 13 when the period designation input is made is shown as a screen F13B in FIG.
- “current time” is specified as the start time of the assist information holding period
- “2 hours” is commanded as the length of the assist information holding period.
- the assist information holding period setting unit 37 sets the designated period. Is stored in an assist information holding period storage unit (not shown) as an assist information holding period. Thus, the assist information holding period setting process in step S50 ends.
- the basic processing unit 31B starts monitoring whether or not the assist information holding period has started. Then, when it is detected that the assist information holding period has started, the assist information pre-acquisition process is performed in step S60 until the period ends. As in the example of screen F13B described above, when “current time” is designated as the start time of the assist information holding period, the processing of step S60 is started immediately after step S50 ends.
- step S61 the assist information acquisition condition determination unit 38 of the basic processing unit 31B newly acquires assist information. It is determined whether a condition to be satisfied is satisfied.
- the assist information acquisition condition determination unit 38 determines whether or not the force to satisfy the condition for newly acquiring the assist information is stored in the assist information storage unit 29 of the positioning unit 26. Information on whether or not assist information that can be used for GPS positioning at the current position is stored is read, and determination is made based on the read information. If this determination result is negative, the process proceeds to step S65.
- steps S62 to S64 which are the same processes as steps S14 to S16 in Fig. 8 in the first embodiment described above, are executed, and positioning is performed.
- New assist information is acquired from the assist server 50 and stored in the assist information storage unit 29. Note that, when the assist information is acquired by the mobile phone device 10B, the positioning assist server 50 also executes the process of step S40 as in the first embodiment (see FIG. 12).
- step S65 the assist information acquisition condition determination unit 38 determines whether or not the force has ended the assist information holding period. If the result of this determination is affirmative, the process of step S60 is terminated. On the other hand, if the determination in step S65 is negative, the process proceeds to step S61. Then, the processes in steps S61 to S65 described above are repeated.
- the condition that the assistance information cannot be used for GPS positioning is as follows: (a) Due to movement of the mobile phone device 10B The number of cells in which the mobile phone device 10B is located becomes plural, and it is not appropriate to use the assist information stored in the assist information storage unit 29, and (b) the assist information storage unit 29 There are two types of conditions: the validity period of the stored assist information expires and the assist information becomes invalid. As described above, the positioning unit 26 monitors whether or not one of these two conditions is satisfied, and reports it to the basic processing unit 31B as appropriate.
- the quick positioning mode mark QP M is grayed out.
- the quick positioning mode mark QPM is indicated by a broken line to indicate that it is grayed out.
- the quick positioning mode mark QPM lighting display as shown in screen F15B in FIG. At 15! / the quick positioning mode mark as shown on screen F 15C is alternately displayed with QPM off. Then, when new assist information is acquired and valid assist information exists in the assist information holding period storage unit, the quick positioning mode mark QPM is lit continuously.
- step S20 the application 33 is started.
- step S30 the application 33 is executed in step S30.
- the positioning unit 26 performs assist GPS positioning. This assist GPS positioning If it is performed during the assist information holding period, since the assist information in the assist information storage unit 29 is available, the positioning unit 26 uses the assist information to capture the GPS satellite. And, the current position is calculated based on the observation results of radio waves of GPS satellite power. Then, the calculated positioning result of the current position is displayed on the display unit 13 and provided to the user.
- the assist information holding period setting unit 38 continuously provides assist information to be used for GPS positioning of the current position in response to a command from the user.
- An assist information holding period which is a period to be held, is set.
- the assist information acquisition condition determination means determines whether or not a condition for newly acquiring the assist information is satisfied. If the result of this determination is affirmative, the assist information request transmitting unit 27 transmits an assist information request, which is a request for assist information used for GPS positioning, to the positioning assist server 50. To do.
- assist information is returned from the positioning assist server 50 as a response to the assist information request, in the mobile phone device 10B, the assist information receiving unit 28 receives the assist information, and the assist information storage unit Memorize in 29. In this way, the information is stored in the assist information storage unit 29, and prepared for assist GPS positioning designation by the user during execution of the application 33.
- the positioning that improves the convenience for the user while rationally suppressing the generation of the communication fee when positioning the current position of the mobile communication terminal device. It can be carried out.
- the condition for newly obtaining assist information includes that the number of cells in which the cellular phone device 10B is located becomes plural after the previous assistance is obtained. Therefore, when it is necessary to update the previously acquired assist information as a result of the movement of the mobile phone device 10B, new assist information is acquired.
- the condition that assist information should be newly acquired further includes that the validity period of the assist information acquired last time has expired. For this reason, with the passage of time, when the valid period of the assist information acquired last time expires and the assist information becomes invalid, new assist information is acquired.
- the user when setting the assist information holding period, the user specifies the setting of the start time and the length of the period.
- the user when setting the assist information retention period, the user can specify the start time and the end time.
- the power of applying the present invention to the positioning of the current position of the mobile phone device is the same as in the case of the first embodiment described above, in the mobile communication terminal device other than the mobile phone device.
- the present invention can be applied.
- the display indicating that the new assist information is being acquired is particularly performed.
- the quick positioning mark QPM is displayed blinking. Rub it as shown.
- the positioning method of the present invention can be applied to positioning of the current position of a mobile communication terminal device. Further, the mobile communication terminal apparatus of the present invention can be applied to a mobile communication terminal apparatus that can measure the current position.
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Telephone Function (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES05757852T ES2415080T3 (es) | 2004-07-12 | 2005-07-06 | Procedimiento de posicionamiento y terminal de comunicación móvil |
EP05757852.8A EP1753255B1 (en) | 2004-07-12 | 2005-07-06 | Positioning method and mobile communication terminal |
JP2006528931A JP4338735B2 (ja) | 2004-07-12 | 2005-07-06 | 測位方法及び移動通信端末装置 |
US11/651,508 US7956800B2 (en) | 2004-07-12 | 2007-01-10 | Position measuring method and mobile communication terminal |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004204088 | 2004-07-12 | ||
JP2004-204088 | 2004-07-12 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US11/651,508 Continuation US7956800B2 (en) | 2004-07-12 | 2007-01-10 | Position measuring method and mobile communication terminal |
Publications (1)
Publication Number | Publication Date |
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WO2006006463A1 true WO2006006463A1 (ja) | 2006-01-19 |
Family
ID=35783807
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2005/012464 WO2006006463A1 (ja) | 2004-07-12 | 2005-07-06 | 測位方法及び移動通信端末装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7956800B2 (ja) |
EP (1) | EP1753255B1 (ja) |
JP (1) | JP4338735B2 (ja) |
ES (1) | ES2415080T3 (ja) |
WO (1) | WO2006006463A1 (ja) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1974566A1 (en) * | 2006-01-20 | 2008-10-01 | Telefonaktiebolaget LM Ericsson (publ) | A method for mobile communications, a mobile communication device and a node in a mobile communications network for reducing the call setup delay |
JP2009198321A (ja) * | 2008-02-21 | 2009-09-03 | Panasonic Corp | 移動体通信端末及び移動体通信端末の側位方法 |
US7750845B2 (en) | 2007-03-15 | 2010-07-06 | Telefonaktiebolaget Lm Ericsson (Publ) | Positioning device and a method of operating thereof |
JP2011038973A (ja) * | 2009-08-17 | 2011-02-24 | Ntt Docomo Inc | Gps測位システム、gps測位方法、およびgps測位端末 |
US8285301B2 (en) | 2006-07-11 | 2012-10-09 | Sharp Kabushiki Kaisha | Communication terminal, method for allowing communication terminal to obtain position information, and program product for controlling communication terminal |
JP2014510427A (ja) * | 2011-01-14 | 2014-04-24 | クゥアルコム・インコーポレイテッド | 自己組織化ネットワークを介した移動局への測位支援の提供 |
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5412795B2 (ja) * | 2008-11-04 | 2014-02-12 | 日本電気株式会社 | 情報提供システム、情報提供方法、情報提供サーバおよびコンピュータプログラム |
US20100228158A1 (en) * | 2009-03-05 | 2010-09-09 | Searete Llc, A Limited Liability Corporation Of The State Of Delaware | Postural information system and method including device level determining of subject advisory information based on subject status information and postural influencer status information |
JPWO2011083802A1 (ja) * | 2010-01-07 | 2013-05-13 | 日本電気株式会社 | 無線通信システム、無線端末、無線ネットワーク、無線通信方法及びプログラム |
US8874710B2 (en) * | 2010-04-27 | 2014-10-28 | Nokia Corporation | Access network discovery |
US9581679B2 (en) * | 2011-02-11 | 2017-02-28 | Telefonaktiebolaget L M Ericsson | Obtaining reference time for positioning when cells are unknown |
JP2013088356A (ja) * | 2011-10-20 | 2013-05-13 | Sony Corp | 情報処理装置、受信情報サーバ、情報処理方法、プログラム、及び記録媒体 |
US9544869B2 (en) | 2013-05-16 | 2017-01-10 | Qualcomm Incorporated | Method for adapting to venue positioning capabilities |
EP4320882A1 (en) * | 2021-04-09 | 2024-02-14 | Telefonaktiebolaget LM Ericsson (publ) | Method and apparatuses for deferred positioning of wireless devices |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10282205A (ja) | 1997-04-03 | 1998-10-23 | Denso Corp | Gps受信装置 |
JP2002196063A (ja) | 2000-12-25 | 2002-07-10 | Matsushita Electric Works Ltd | Gps位置検出装置、およびこの装置を用いたネットワークアシスト対応gps位置検出システム |
JP2002221563A (ja) * | 2001-01-26 | 2002-08-09 | Matsushita Electric Works Ltd | Gps位置検出装置及びgps位置検出システム |
JP2003037865A (ja) * | 2001-07-26 | 2003-02-07 | Denso Corp | 無線通信端末、コンピュータプログラムおよび基地局識別番号の送信方法 |
US20030040331A1 (en) | 2001-08-21 | 2003-02-27 | Yilin Zhao | Data transmission for mobile wireless communication devices |
JP2004040170A (ja) * | 2002-06-28 | 2004-02-05 | Seiko Epson Corp | 携帯端末及び携帯端末の測位方法切替システム |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6438382B1 (en) * | 2001-02-14 | 2002-08-20 | Telefonaktiebolaget Lm Ericsson (Publ.) | Expedited location determination in analog service areas |
US20020142783A1 (en) * | 2001-03-28 | 2002-10-03 | Yoldi Cesar Sanchez | Reduced acquisition time for GPS cold and warm starts |
JP2002318275A (ja) | 2002-01-15 | 2002-10-31 | Seiko Epson Corp | 端末装置、情報提供システム、情報取得方法、情報提供方法および記録媒体 |
-
2005
- 2005-07-06 ES ES05757852T patent/ES2415080T3/es active Active
- 2005-07-06 JP JP2006528931A patent/JP4338735B2/ja active Active
- 2005-07-06 EP EP05757852.8A patent/EP1753255B1/en active Active
- 2005-07-06 WO PCT/JP2005/012464 patent/WO2006006463A1/ja not_active Application Discontinuation
-
2007
- 2007-01-10 US US11/651,508 patent/US7956800B2/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10282205A (ja) | 1997-04-03 | 1998-10-23 | Denso Corp | Gps受信装置 |
JP2002196063A (ja) | 2000-12-25 | 2002-07-10 | Matsushita Electric Works Ltd | Gps位置検出装置、およびこの装置を用いたネットワークアシスト対応gps位置検出システム |
JP2002221563A (ja) * | 2001-01-26 | 2002-08-09 | Matsushita Electric Works Ltd | Gps位置検出装置及びgps位置検出システム |
JP2003037865A (ja) * | 2001-07-26 | 2003-02-07 | Denso Corp | 無線通信端末、コンピュータプログラムおよび基地局識別番号の送信方法 |
US20030040331A1 (en) | 2001-08-21 | 2003-02-27 | Yilin Zhao | Data transmission for mobile wireless communication devices |
JP2004040170A (ja) * | 2002-06-28 | 2004-02-05 | Seiko Epson Corp | 携帯端末及び携帯端末の測位方法切替システム |
Non-Patent Citations (1)
Title |
---|
See also references of EP1753255A4 |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1974566A1 (en) * | 2006-01-20 | 2008-10-01 | Telefonaktiebolaget LM Ericsson (publ) | A method for mobile communications, a mobile communication device and a node in a mobile communications network for reducing the call setup delay |
EP1974566A4 (en) * | 2006-01-20 | 2012-01-25 | Ericsson Telefon Ab L M | METHOD FOR MOBILE COMMUNICATION, MOBILE COMMUNICATION DEVICE, AND KNOTS IN A MOBILE COMMUNICATION NETWORK TO REDUCE THE CONNECTION DESIGN DELAY |
US8285301B2 (en) | 2006-07-11 | 2012-10-09 | Sharp Kabushiki Kaisha | Communication terminal, method for allowing communication terminal to obtain position information, and program product for controlling communication terminal |
US7750845B2 (en) | 2007-03-15 | 2010-07-06 | Telefonaktiebolaget Lm Ericsson (Publ) | Positioning device and a method of operating thereof |
JP2009198321A (ja) * | 2008-02-21 | 2009-09-03 | Panasonic Corp | 移動体通信端末及び移動体通信端末の側位方法 |
JP2011038973A (ja) * | 2009-08-17 | 2011-02-24 | Ntt Docomo Inc | Gps測位システム、gps測位方法、およびgps測位端末 |
WO2011021449A1 (ja) * | 2009-08-17 | 2011-02-24 | 株式会社エヌ・ティ・ティ・ドコモ | Gps測位システム、gps測位方法、およびgps測位端末 |
JP2014510427A (ja) * | 2011-01-14 | 2014-04-24 | クゥアルコム・インコーポレイテッド | 自己組織化ネットワークを介した移動局への測位支援の提供 |
US9146296B2 (en) | 2011-01-14 | 2015-09-29 | Qualcomm Incorporated | Methods and apparatuses for use in providing positioning assistance data to mobile stations via a self-organizing network |
Also Published As
Publication number | Publication date |
---|---|
EP1753255A1 (en) | 2007-02-14 |
US7956800B2 (en) | 2011-06-07 |
EP1753255B1 (en) | 2013-05-01 |
US20100253577A1 (en) | 2010-10-07 |
ES2415080T3 (es) | 2013-07-23 |
JPWO2006006463A1 (ja) | 2008-04-24 |
EP1753255A4 (en) | 2012-01-18 |
JP4338735B2 (ja) | 2009-10-07 |
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