CN112738884A - System and method for positioning 5G terminal - Google Patents
System and method for positioning 5G terminal Download PDFInfo
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04W64/003—Locating users or terminals or network equipment for network management purposes, e.g. mobility management locating network equipment
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Abstract
The invention relates to the technical field of communication, in particular to a system and a method for positioning a 5G terminal.A 5G pseudo base station and a 4G pseudo base station are respectively connected to a control platform, the control platform sends a positioning name list to the 5G pseudo base station and the 4G pseudo base station, the uplink power of a target mobile phone measured by the 4G pseudo base station is displayed, the 5G pseudo base station captures the 5G mobile phone and releases and redirects the 5G mobile phone to the 4G pseudo base station, the 4G pseudo base station captures IMSI information of the mobile phone, whether the captured IMSI is a positioning list or not is judged, if not, the mobile phone is released to a macro network, the positioning list is a positioning list, the mobile phone is not released, tac and cellid of a cell is not changed continuously, the mobile phone is allowed to stay on the 4G pseudo base station continuously, a power control message is sent to control the maximum power emission of the mobile phone. Compared with the prior art, the system and the method for realizing the positioning of the 5G terminal can realize the quick positioning of the 5G terminal.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of communication, in particular to a system and a method for positioning a 5G terminal.
[ background of the invention ]
At present, a method for positioning a 4G terminal on a 4G base station generally includes a method of enabling a mobile phone to initiate an RRC request through a 4G positioning pseudo base station, and continuously updating TAC and Cell ID, so that the mobile phone is continuously resident on the 4G positioning pseudo base station; and the 4G positioning pseudo base station continuously sends power control information to control the maximum power emission of the mobile phone, the 4G positioning pseudo base station or an independent individual soldier measures the uplink emission signal intensity of the mobile phone, and the direction of the antenna is adjusted to keep the maximum measured value of the 4G positioning pseudo base station or the independent individual soldier, so that the purpose of gradually positioning the 4G mobile phone is achieved.
The existing method for positioning the mobile phone can only position the 4G mobile phone, and for the 5G mobile phone, the positioning can only be performed when the 5G mobile phone actively falls back to the 4G network, but the 5G mobile phone is required to actively fall back, and the method can be triggered only when no 5G signal exists around the mobile phone, or the 5G signal is weak or is interfered, so that the method is completely uncontrollable, and the longer the 5G mobile phone continuously stays in the 5G macro network along with the improvement of the 5G network coverage of an operator, the smaller the chance that the existing 4G positioning pseudo base station can position the 5G mobile phone is.
[ summary of the invention ]
In order to overcome the above problems, the present invention provides a system and a method for positioning a 5G terminal, which can effectively solve the above problems.
The invention provides a technical scheme for solving the technical problems, which comprises the following steps: the system comprises a control platform, a 5G pseudo base station and a 4G positioning pseudo base station, wherein the 5G pseudo base station and the 4G positioning pseudo base station are respectively connected to the control platform; the control platform is used for setting a positioning list, sending the positioning list to the 5G pseudo base station and the 4G pseudo base station and displaying the target mobile phone uplink power measured by the 4G pseudo base station; the 5G pseudo base station is used for capturing a 5G mobile phone, and the rrc releases and redirects to a 4G positioning pseudo base station frequency point; the 4G positioning pseudo base station is used for capturing the IMSI information of the mobile phone and judging whether the captured IMSI is a positioning list or not; if the mobile phone is not the location list, the mobile phone is released to the macro network, if the mobile phone is the location list, the mobile phone is not released, tac and cellid of the cell are not changed, the mobile phone is continuously resided on the 4G location pseudo base station, power control information is sent down to control the maximum power emission of the mobile phone, and the uplink power of the target mobile phone is measured.
Preferably, the device comprises individual equipment for measuring the uplink power field intensity value of the target mobile phone.
Preferably, the frequency point of the 4G positioning pseudo base station is a designated frequency point for the 5G pseudo base station to release redirection of 5G mobile messages, and a frequency point of a frequency band different from that of the macro network may be used.
Preferably, the control platform comprises an equipment basic information module, the equipment basic information module comprises an equipment state submodule, an equipment control submodule and a parameter configuration submodule, and the equipment state submodule is used for inquiring and displaying the working states of the 5G pseudo base station and the 4G positioning pseudo base station; the device control submodule is used for controlling radio frequency switches of the 5G pseudo base station and the 4G positioning pseudo base station and adjusting the output power of pseudo base station equipment; and the parameter configuration submodule is used for configuring the frequency points and plmn cell parameters of the 5G pseudo base station and the 4G positioning pseudo base station.
Preferably, the control platform comprises a number capture data management module, the number capture data management module comprises a real-time number capture display submodule, a positioning data display submodule, a number capture data management submodule and a mobile phone feature code database, and the real-time number capture display submodule, the positioning data display submodule and the number capture data management submodule are respectively connected to the mobile phone feature code database.
Preferably, the real-time number capturing display sub-module is used for receiving the mobile phone feature codes captured by the 5G pseudo base station and the 4G positioning pseudo base station and storing the mobile phone feature codes in a mobile phone feature code database; the number capture data management submodule is used for managing data in a mobile phone feature code database, and comprises functions of inquiring and exporting in a file form; the mobile phone feature code database is used for storing the mobile phone feature codes sent by the real-time number capturing display sub-module; the positioning data display module is used for receiving and displaying the uplink field intensity RSSI of the mobile phone which is being positioned and measured by the 4G positioning pseudo base station.
Preferably, the control platform includes a positioning list configuration module, and the positioning list configuration module is configured to manage and configure a mobile phone feature code to be positioned, query, configure, delete a positioning list of the 5G pseudo base station and the 4G pseudo positioning base station, and send the positioning list to the 5G pseudo base station and the 4G pseudo positioning base station.
Preferably, the TAC values of the 5G pseudo base stations and the 4G positioning pseudo base stations are different from those of the macro network cell.
Preferably, the method for positioning a 5G terminal is characterized by comprising the following steps:
step S1, configuring the 5G pseudo base station to be the same frequency as the SSB frequency point of the 5G macro network or to be the SSB frequency point with higher priority than the 5G macro network by adopting the positioning 5G terminal system of the invention, and ensuring that the signal strength meets the idle state same frequency reselection or different frequency reselection requirement of the mobile phone set by the 5G macro network, wherein the TAC value of the 5G pseudo base station is different from the cell of the macro network;
step S2, after the 5G pseudo base station receives the RRC access request of the 5G mobile phone, the RRC releases and redirects to the 4G positioning pseudo base station frequency point of the system;
step S3, after the 4G positioning pseudo base station captures the IMSI of the mobile phone, judging whether the captured IMSI is a positioning list, if not, releasing the mobile phone back to the macro network, if the IMSI is the positioning list, not releasing the mobile phone, but not changing tac and cellid of the cell, so that the mobile phone is continuously resided on the 4G positioning pseudo base station, sending a power control message to control the maximum power emission of the mobile phone, and continuously measuring the uplink power of the target mobile phone;
step S4, adjusting the direction of the directional antenna of the 4G positioning pseudo base station, according to the uplink power value measured by the 4G positioning pseudo base station comparing each direction, judging that the direction with the maximum uplink power value is the direction of the target mobile phone, moving the 4G positioning pseudo base station to the judged target direction, continuously increasing the value of the uplink power measured by the 4G positioning pseudo base station to the mobile phone, if the measured uplink power value is reduced in the process of moving the 4G positioning pseudo base station, readjusting the direction of the directional antenna, according to the method of re-judging the target direction of the field intensity value of each direction, and then continuing moving the 4G positioning pseudo base station, thereby achieving the purpose of gradually approaching the target mobile phone.
Preferably, in step S4, the individual device is used to measure the uplink power field strength RSSI of the target mobile phone, determine the direction in which the uplink power value is measured to be the largest as the direction in which the target mobile phone is located according to the uplink power values measured in the different directions, move the individual device toward the determined target direction, so that the measured field strength value is continuously increased, and in the process of moving the individual device, if the measured uplink power value is decreased, readjust the direction of the antenna of the individual device, and re-determine the target direction according to the field strength values in the different directions, and then continue to move the individual device, thereby achieving the purpose of gradually approaching the target mobile phone.
Compared with the prior art, the system and the method for positioning the 5G terminal adopt a method of combining the 5G pseudo base station and the 4G pseudo base station, the 5G pseudo base station actively redirects the accessed 5G mobile phone to the 4G pseudo base station, thereby realizing the positioning of the 5G mobile phone on the 4G pseudo base station, solving the problem that the existing positioning method needs to wait for a long time for the 5G mobile phone to actively fall back to the 4G from the 5G macro network, and further realizing the purpose of quick positioning.
[ description of the drawings ]
FIG. 1 is a system architecture diagram of the system and method for locating a 5G terminal according to the present invention;
FIG. 2 is a structural framework diagram of a control platform of the system and method for locating a 5G terminal according to the present invention;
FIG. 3 is a flowchart of an overall method of the system and method for locating a 5G terminal according to the present invention;
fig. 4 is a flow chart of 5G handset positioning according to the system and method for positioning a 5G terminal of the present invention.
[ detailed description ] embodiments
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It should be noted that all directional indications (such as up, down, left, right, front, and back … …) in the embodiments of the present invention are limited to relative positions on a given view, not absolute positions.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
Referring to fig. 1 to 4, the system for positioning a 5G terminal of the present invention includes a control platform, a 5G pseudo base station, and a 4G pseudo base station, where the 5G pseudo base station and the 4G pseudo base station are respectively connected to the control platform. The 5G pseudo base station and the 4G positioning pseudo base station are respectively and independently connected with a power amplifier, the two power amplifiers are connected to a multiplexer together, and the multiplexer is connected to the directional antenna. The system for positioning the 5G terminal further comprises a power supply module, wherein the power supply module is respectively connected to the 5G pseudo base station, the 4G positioning pseudo base station and the power amplifier and used for supplying power. The power module can be powered by mains supply AC or a battery.
The system for positioning the 5G terminal optionally comprises individual equipment for measuring the uplink power field intensity value of the target mobile phone.
The control platform is used for setting a positioning list, sending the positioning list to the 5G pseudo base station and the 4G pseudo base station and displaying the target mobile phone uplink power measured by the 4G pseudo base station.
The 5G pseudo base station is used for capturing a 5G mobile phone, can capture a 5G SA mobile phone, and releases and redirects to a 4G positioning pseudo base station frequency point.
The 4G positioning pseudo base station is used for capturing IMSI information of the mobile phone, judging whether the captured IMSI is a positioning list or not, if not, releasing the mobile phone back to the macro network, if so, not releasing the mobile phone, but not changing tac and cellid of a cell, enabling the mobile phone to continuously stay on the 4G positioning pseudo base station, sending a power control message to control the maximum power emission of the mobile phone, and measuring the uplink power of the target mobile phone. Optionally, individual soldier equipment is adopted to measure the uplink transmitting power of the target mobile phone, and in the process of positioning the target mobile phone, the 4G positioning pseudo base station does not need to move, and the purpose of gradually positioning the target can be achieved only by moving the individual soldier equipment.
The frequency point of the 4G positioning pseudo base station is a designated frequency point for releasing 5G mobile phone message redirection by the 5G pseudo base station, and the frequency point with a frequency band different from that of the macro network can be used.
The 5G pseudo base station and the 4G positioning pseudo base station can adopt a TDD system or an FDD system, and if the TDD system is adopted, air interface synchronization or GPS synchronization can be optionally carried out. And the TAC values of the 5G pseudo base station and the 4G positioning pseudo base station are different from those of the macro network cell. The 5G pseudo base station and the 4G positioning pseudo base station can realize automatic configuration of the frequency point and the PCI based on sweeping the macro network frequency point and the PCI through a frequency sweeping function, and avoid interference with the macro network as much as possible.
The multiplexer comprises functions of combining, filtering and duplexer; the directional antenna adopts a broadband antenna.
The control platform comprises an equipment basic information module, a number capture data management module and a positioning list configuration module. The device basic information module comprises a device state submodule, a device control submodule and a parameter configuration submodule, wherein the device state submodule is used for inquiring and displaying the working states of the 5G pseudo base station and the 4G positioning pseudo base station, including a working frequency point, a radio frequency state, a synchronous state and the like; the device control submodule is used for controlling radio frequency switches of the 5G pseudo base station and the 4G positioning pseudo base station and adjusting the output power of pseudo base station equipment; and the parameter configuration submodule is used for configuring cell parameters such as frequency points, plmn and the like of the 5G pseudo base station and the 4G positioning pseudo base station. The number capturing data management module comprises a real-time number capturing display sub-module, a positioning data display sub-module, a number capturing data management sub-module and a mobile phone characteristic code database, and the real-time number capturing display sub-module, the positioning data display sub-module and the number capturing data management sub-module are respectively connected to the mobile phone characteristic code database. The real-time number capturing display sub-module is used for receiving the mobile phone feature codes captured by the 5G pseudo base station and the 4G positioning pseudo base station and storing the mobile phone feature codes in a mobile phone feature code database; the number capture data management submodule is used for managing data in a mobile phone feature code database, and comprises functions of inquiring and exporting in a file form; the mobile phone feature code database is used for storing the mobile phone feature codes sent by the real-time number capturing display sub-module; the positioning data display module is used for receiving and displaying the uplink field intensity RSSI of the mobile phone which is being positioned and measured by the 4G positioning pseudo base station. The positioning list configuration module is used for managing and configuring the mobile phone feature codes to be positioned, inquiring/configuring/deleting the positioning lists of the 5G pseudo base stations and the 4G positioning pseudo base stations, and sending the positioning lists to the 5G pseudo base stations and the 4G positioning pseudo base stations.
The method for positioning the 5G terminal comprises the following steps:
step S1, configuring the 5G pseudo base station to be the same frequency as the SSB frequency point of the 5G macro network or the SSB frequency point with higher priority than the 5G macro network by adopting the positioning 5G terminal system of the invention, and ensuring that the signal strength meets the idle state same frequency reselection or different frequency reselection requirement of the mobile phone set by the 5G macro network, and configuring the 5G pseudo base station with a TAC value different from that of the macro network 5G;
step S2, after the 5G pseudo base station receives the RRC access request of the 5G mobile phone, the RRC releases and redirects to the 4G positioning pseudo base station frequency point of the system;
step S3, after the 4G positioning pseudo base station captures the IMSI of the mobile phone, judging whether the captured IMSI is a positioning list, if not, releasing the mobile phone back to the macro network, if the IMSI is the positioning list, not releasing the mobile phone, but continuously changing tac and cellid of the cell, keeping the mobile phone on the 4G positioning pseudo base station, sending a power control message to control the maximum power emission of the mobile phone, and measuring the uplink power of the target mobile phone;
step S4, step S4, adjusting the direction of the directional antenna of the 4G positioning pseudo base station, according to the uplink power value measured by the 4G positioning pseudo base station in each direction, judging that the direction with the maximum uplink power value is the direction of the target mobile phone, moving the 4G positioning pseudo base station to the judged target direction, continuously increasing the value of the uplink power measured by the 4G positioning pseudo base station to the mobile phone, if the measured uplink power value is reduced in the process of moving the 4G positioning pseudo base station, readjusting the direction of the directional antenna, according to the method of re-judging the target direction of the field intensity value in each direction, continuing to move the 4G positioning pseudo base station, thereby achieving the purpose of gradually approaching the target mobile phone.
In the step S4, optionally, the individual device is used to measure the uplink power field strength RSSI of the target mobile phone, determine that the direction in which the uplink power value is measured is the largest is the direction in which the target mobile phone is located according to the uplink power values measured in the different directions, move the individual device toward the determined target direction, so that the measured field strength value is continuously increased, and in the process of moving the individual device, if the measured uplink power value is decreased, readjust the direction of the antenna of the individual device, and then continue to move the individual device according to the method of re-determining the target direction according to the field strength values in the different directions, thereby achieving the purpose of gradually approaching the target mobile phone.
Compared with the prior art, the system and the method for positioning the 5G terminal adopt a method of combining the 5G pseudo base station and the 4G pseudo base station, the 5G pseudo base station actively redirects the accessed 5G mobile phone to the 4G pseudo base station, thereby realizing the positioning of the 5G mobile phone on the 4G pseudo base station, solving the problem that the existing positioning method needs to wait for a long time for the 5G mobile phone to actively fall back to the 4G from the 5G macro network, and further realizing the purpose of quick positioning.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and any modifications, equivalents, improvements, etc. made within the spirit of the present invention should be included in the scope of the present invention.
Claims (10)
1. The system for positioning the 5G terminal is characterized by comprising a control platform, a 5G pseudo base station and a 4G pseudo positioning base station, wherein the 5G pseudo base station and the 4G pseudo positioning base station are respectively connected to the control platform;
the control platform is used for setting a positioning list, sending the positioning list to the 5G pseudo base station and the 4G pseudo base station and displaying the target mobile phone uplink power measured by the 4G pseudo base station;
the 5G pseudo base station is used for capturing a 5G mobile phone, and the rrc releases and redirects to a 4G positioning pseudo base station frequency point;
the 4G positioning pseudo base station is used for capturing the IMSI information of the mobile phone and judging whether the captured IMSI is a positioning list or not; if the mobile phone is not the location list, the mobile phone is released to the macro network, if the mobile phone is the location list, the mobile phone is not released, tac and cellid of the cell are not changed, the mobile phone is continuously resided on the 4G location pseudo base station, power control information is sent down to control the maximum power emission of the mobile phone, and the uplink power of the target mobile phone is measured.
2. The system for locating a 5G terminal as claimed in claim 1, comprising individual equipment for measuring the uplink power field strength value of the target handset.
3. The system according to claim 1, wherein the frequency point of the 4G positioning pseudo base station is a designated frequency point at which the 5G pseudo base station releases redirection of a 5G mobile message, and a frequency point of a frequency band different from that of a macro network can be used.
4. The system according to claim 1, wherein the control platform comprises a device basic information module, the device basic information module comprises a device status sub-module, a device control sub-module, and a parameter configuration sub-module, the device status sub-module is configured to query and display the working status of the 5G pseudo base station and the 4G positioning pseudo base station; the device control submodule is used for controlling radio frequency switches of the 5G pseudo base station and the 4G positioning pseudo base station and adjusting the output power of pseudo base station equipment; and the parameter configuration submodule is used for configuring the frequency points and plmn cell parameters of the 5G pseudo base station and the 4G positioning pseudo base station.
5. The system for locating a 5G terminal as claimed in claim 1, wherein the control platform comprises a number capturing data management module, the number capturing data management module comprises a real-time number capturing display sub-module, a positioning data display sub-module, a number capturing data management sub-module and a mobile phone feature code database, and the real-time number capturing display sub-module, the positioning data display sub-module and the number capturing data management sub-module are respectively connected to the mobile phone feature code database.
6. The system for positioning a 5G terminal as claimed in claim 5, wherein said real-time number capturing display sub-module is configured to receive the mobile phone feature codes captured by the 5G pseudo base station and the 4G pseudo base station and store the mobile phone feature codes in the mobile phone feature code database; the number capture data management submodule is used for managing data in a mobile phone feature code database, and comprises functions of inquiring and exporting in a file form; the mobile phone feature code database is used for storing the mobile phone feature codes sent by the real-time number capturing display sub-module; the positioning data display module is used for receiving and displaying the uplink field intensity RSSI of the mobile phone which is being positioned and measured by the 4G positioning pseudo base station.
7. The system according to claim 1, wherein the control platform comprises a positioning list configuration module, and the positioning list configuration module is configured to manage and configure a feature code of the mobile phone to be positioned, query, configure, delete a positioning list of the 5G pseudo base station and the 4G pseudo base station, and send the positioning list to the 5G pseudo base station and the 4G pseudo base station.
8. The system for positioning a 5G terminal as claimed in claim 1, wherein the TAC values of the 5G pseudo base station and the 4G pseudo base station are different from those of the macro cell.
9. The method for positioning the 5G terminal is characterized by comprising the following steps:
step S1, configuring the 5G pseudo base station to be the same frequency as the SSB frequency point of the 5G macro network or to be the SSB frequency point with higher priority than the 5G macro network by adopting the positioning 5G terminal system of the invention, ensuring that the signal strength meets the idle state same frequency reselection or different frequency reselection requirement of the mobile phone set by the 5G macro network, and configuring a TAC value to be different from that of the 5G macro network;
step S2, after the 5G pseudo base station receives the RRC access request of the 5G mobile phone, the RRC releases and redirects to the 4G positioning pseudo base station frequency point of the system;
step S3, after the 4G positioning pseudo base station captures the IMSI of the mobile phone, judging whether the captured IMSI is a positioning list, if not, releasing the mobile phone back to the macro network, if the IMSI is the positioning list, not releasing the mobile phone, but continuously changing tac and cellid of the cell, enabling the mobile phone to continuously stay on the 4G positioning pseudo base station, sending a power control message to control the maximum power emission of the mobile phone, and continuously measuring the uplink power of the target mobile phone;
step S4, adjusting the direction of the directional antenna of the 4G positioning pseudo base station, according to the uplink power value measured by the 4G positioning pseudo base station comparing each direction, judging that the direction with the maximum uplink power value is the direction of the target mobile phone, moving the 4G positioning pseudo base station to the judged target direction, continuously increasing the value of the uplink power measured by the 4G positioning pseudo base station to the mobile phone, if the measured uplink power value is reduced in the process of moving the 4G positioning pseudo base station, readjusting the direction of the directional antenna, according to the method of re-judging the target direction of the field intensity value of each direction, and then continuing moving the 4G positioning pseudo base station, thereby achieving the purpose of gradually approaching the target mobile phone.
10. The method for positioning a 5G terminal as claimed in claim 9, wherein in step S4, the individual device is used to measure the uplink power field strength RSSI of the target mobile phone, determine the direction in which the uplink power value is measured is the direction in which the target mobile phone is located according to the uplink power values measured in the different directions, and move the individual device toward the determined target direction to continuously increase the measured field strength value, and in the process of moving the individual device, if the measured uplink power value is found to be decreased, the antenna direction of the individual device is readjusted, and the individual device is moved again according to the method for re-determining the target direction according to the field strength values in the different directions, thereby achieving the purpose of gradually approaching the target mobile phone.
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Application publication date: 20210430 |