CN213879834U - User equipment simulation assembly and base station test system - Google Patents
User equipment simulation assembly and base station test system Download PDFInfo
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- CN213879834U CN213879834U CN202120341879.1U CN202120341879U CN213879834U CN 213879834 U CN213879834 U CN 213879834U CN 202120341879 U CN202120341879 U CN 202120341879U CN 213879834 U CN213879834 U CN 213879834U
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Abstract
The utility model provides a user equipment simulation subassembly and basic station test system. The utility model provides a user equipment simulation subassembly includes a plurality of user equipment module, the raspberry group, user equipment merit divides group and power module, every user equipment module all is connected to the USB interface of raspberry group through USB concentrator and USB cable, every user equipment module all with user equipment merit divides group communication connection, power module is connected with raspberry group and every user equipment module respectively, user equipment merit divides the group to be used for combining the antenna of a plurality of user equipment module, power module is used for user equipment simulation subassembly power supply. The utility model provides a user equipment simulation subassembly realizes the technological effect of simplified operation and reduction test manpower.
Description
Technical Field
The utility model relates to a communication equipment technical field especially relates to a user equipment simulation subassembly and basic station test system.
Background
The base station product needs to be tested fully in the development stage, namely hardware and software. The method aims to ensure the quality of base station products and prevent potential problems from leaking to a user side and influencing user experience and enterprise image.
The existing testing environment uses a large number of real mobile phones for testing, the connection and manual operation of a large number of mobile phones are very complicated, a large number of test logs need to be manually captured and analyzed, the configuration of a core network server, the power-on and power-off configuration of a base station, the debugging of a serial port, the control of an attenuator and the like are manually completed, the testing labor is seriously wasted, and the testing efficiency and the reliability are not high. Therefore, how to solve the problems of complicated wiring and manual operation of a large number of mobile phones and waste of testing manpower is a problem which is urgently needed to be solved at present.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a user equipment simulation subassembly and basic station test system in order to overcome the line of a large amount of cell-phones among the prior art and the problem that manual operation is very loaded down with trivial details complicacy, extravagant test manpower.
The utility model provides a following technical scheme:
in a first aspect, an embodiment of the present invention provides a ue simulation module, wherein the ue simulation module includes a plurality of ue modules, a raspberry group, a ue power divider group, and a power module; each user equipment module is connected to a universal serial bus interface of the raspberry pi through a universal serial bus hub and a universal serial bus cable; each user equipment module is in communication connection with the user equipment power divider group, and the power supply module is respectively connected with the raspberry pi and each user equipment module; the user equipment power divider group is used for combining the antennas of the user equipment modules; the power module is used for supplying power to the user equipment simulation assembly.
In an alternative embodiment, the number of the user equipment modules is sixteen.
In a second aspect, an embodiment of the present invention further provides a base station test system, which is applied to at least one base station to be tested, wherein the base station test system includes at least one user equipment simulation component, a power divider group, a program-controlled attenuator group, a control computer, an exchange, and a core network server according to the first aspect; the program-controlled attenuator group and the power divider group are arranged between each base station to be tested and the user equipment simulation assembly, and the program-controlled attenuator group is used for adjusting the size of a radio-frequency signal from the base station to be tested to the user equipment simulation assembly; the user equipment simulation assembly, the program-controlled attenuator group and the core network server are communicated with the control computer through the switch; the raspberry group is used for receiving and operating the control instruction sent by the control computer.
In an optional embodiment, the base station test system further includes a serial server, the serial server communicates with the control computer through the switch, and the serial server is used for connecting the serial port of the base station to be tested and the serial port of the user equipment simulation assembly.
In an optional embodiment, the base station test system further includes an FTP server, and the FTP server communicates with the control computer and the core network server through the switch respectively; the FTP server is used for storing the running log of the control computer, the running log and the measurement report of the base station to be tested and the running log on the core network server.
In an optional embodiment, the base station test system further comprises a global positioning system antenna, and the global positioning system antenna is connected with the user equipment simulation component; the global positioning system antenna is used for receiving satellite global positioning system signals, and the global positioning system power divider is used for connecting the base station to be tested.
In an optional embodiment, the base station test system further includes a global positioning system power divider, and the global positioning system antenna is connected to the ue analog component through the global positioning system power divider.
In an optional embodiment, the base station test system further includes a programmable power supply, the programmable power supply is connected to the control computer through the switch, and the programmable power supply is used for connecting the base station to be tested.
In an alternative embodiment, the switch is an electrical port switch or an optical port switch.
In an optional embodiment, the user equipment analog component and the power divider group, the programmable attenuator group and the power divider group, and the programmable attenuator group and the base station to be tested are connected through radio frequency links.
The embodiment of the utility model has the following advantage:
the utility model provides a user equipment simulation subassembly and basic station test system. The utility model provides a user equipment simulation subassembly includes a plurality of user equipment module, the raspberry group, user equipment merit divides group and power module, every user equipment module all is connected to the USB interface of raspberry group through USB concentrator and USB cable, every user equipment module all with user equipment merit divides group communication connection, power module is connected with raspberry group and every user equipment module respectively, the raspberry group is used for receiving and the control command that the operation control computer sent, user equipment merit divides the group, an antenna for with a plurality of user equipment module combines, power module is used for giving user equipment simulation subassembly power supply. The utility model discloses a user equipment simulation subassembly, replace a large amount of cell-phones through the user equipment module, solved among the prior art with a large amount of cell-phone lines and the technical problem that manual operation is loaded down with trivial details complicacy, extravagant test manpower, realize the technological effect of simplified operation and reduction test manpower.
In order to make the aforementioned and other objects, features and advantages of the present invention more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 shows a schematic structural diagram of a user equipment simulation component according to an embodiment of the present application;
fig. 2 is a schematic structural diagram illustrating a base station test system according to an embodiment of the present application;
fig. 3 is a schematic structural diagram illustrating another base station test system provided in an embodiment of the present application;
fig. 4 is a schematic structural diagram illustrating a first connection manner between a user equipment simulation component and a base station to be tested in a base station test system according to an embodiment of the present application;
fig. 5 is a schematic structural diagram illustrating a second connection manner between a ue simulation component and a base station to be tested in a base station test system according to an embodiment of the present application;
fig. 6 is a schematic structural diagram illustrating a third connection manner between a user equipment analog component and a base station to be tested in a base station test system according to an embodiment of the present application;
fig. 7 is a schematic structural diagram illustrating a fourth connection manner between a ue simulation component and a base station to be tested in a base station test system according to an embodiment of the present application.
Description of the main element symbols:
100-user equipment simulation component; 110-user equipment power divider group; 120-a user equipment module; 130-raspberry pie; 140-a power supply module; 200-a programmable attenuator group; 300-power divider group; 400-core network server; 500-a control computer; 600-a switch; 700-serial server; 800-FTP server; 900-global positioning system antenna; 1000-global positioning system power divider; 1100-program controlled power supply; 2000-base station test system; 4000-base station to be tested; 1-single carrier base station; 2-a programmable attenuator; 3-power divider; 4-a first programmable attenuator group; 5-a first power divider group; 6-a second power divider group; 7-a second programmable attenuator group; 8-a third power divider group; 9-dual carrier base station; 10-a fourth power divider group; 11-a fifth power divider group; 12-a third programmable attenuator group; 13-a sixth power divider group; 14-a seventh power divider group; 15-a fourth set of programmable attenuators; 16-eighth power divider group.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only 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 one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the templates herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Example 1
Referring to fig. 1, fig. 1 shows a ue simulation module according to the present embodiment. The ue simulation component 100 includes a ue power splitter group 110, a plurality of ue modules 120, a raspberry pi 130, and a power module 140; each of the ue modules 120 is connected to the USB interface of the raspberry pi 130 through a USB Hub (Universal Serial Bus Hub) and a USB cable; each of the ue modules 120 is communicatively connected to the ue power splitter group 110, and the power module 140 is respectively connected to the raspberry pi 130 and each of the ue modules 120; the user equipment power divider group 110 is configured to combine antennas of the plurality of user equipment modules 120; the power module 140 is used for supplying power to the ue simulation module 100.
Specifically, the ue module 120 is a core component of the mobile phone, and can implement data and voice services of the mobile phone. It is understood that each ue simulation module 100 includes a plurality of ue modules 120, and the number of the ue modules 120 can be set according to the requirement. Preferably, the number of user equipment modules 120 is sixteen. Each ue simulation module 100 has an external rf antenna interface, the number of rf antennas depends on different functional modes, and the ue simulation module 100 communicates with devices through the rf antennas.
In the present embodiment, the Raspberry Pi 130 (RasPi/RPI) is an open source microcomputer with a credit card size, and is based on the Linux system. For the raspberry group, the ue module 120 is equivalent to a Remote Network Driver Interface Specification (RNDIS) Network card.
The ue power divider 110 is configured to combine the antennas of the plurality of ue modules 120 and connect the antennas to the outside of the ue analog component 100, for example, all ANTs 1 of 16 ue modules 120 synthesize one rf antenna through the ue power divider 110 and connect the antenna to the outside of the ue analog component 100, all ANTs 2 synthesize one rf antenna through the ue power divider 110 and connect the antenna to the outside of the ue analog component 100, and so on, and the number of antennas externally presented by the ue analog component 100 is only the number of antennas of one ue module 120.
The power module 140 converts the externally input 220V ac power into dc power with different amplitudes for powering the ue analog components 100.
The user equipment simulation assembly adopted in the embodiment replaces a large number of mobile phones through the user equipment module, solves the technical problems that in the prior art, a large number of mobile phones are connected, manual operation is complicated, and testing manpower is wasted, and achieves the technical effects of simplifying operation and reducing testing manpower.
Example 2
Referring to fig. 2, fig. 2 is a schematic structural diagram of a base station testing system according to this embodiment. The base station test system 2000 is applied to at least one base station 4000 to be tested, and comprises: the user equipment simulation module 100, the power divider group 300, the programmable attenuator group 200, the control computer 500, the switch 600, and the core network server 400 according to the above embodiments; the programmable attenuator group 200 and the power divider group 300 are configured to be disposed between each base station 4000 to be tested and the ue analog component 100, and the programmable attenuator group 200 is configured to adjust the magnitude of a radio frequency signal from the base station 4000 to be tested to the ue analog component 100; the ue simulation module 100, the programmable attenuator group 200 and the core network server 400 all communicate with the control computer 500 via the switch 600; the raspberry pi 130 is used for receiving and running control instructions sent by the control computer.
Specifically, the base station 4000 to be tested includes a single carrier base station and a dual carrier base station. It can be understood that there may be one, two or more base stations 4000 to be tested, and the specific number of the base stations 4000 to be tested is set according to actual needs. The base station under test 4000 communicates with the control computer 500 through the switch 600.
The programmable attenuator group 200 and the power divider group 300 are arranged between each base station 4000 to be tested and the ue simulation module 100, and the programmable attenuator group 200 is used to adjust the magnitude of the rf signal from the base station 4000 to be tested to the ue simulation module 100. Each power divider group 300 includes a plurality of power dividers (not shown); each programmable attenuator group 200 includes a number of programmable attenuators (not shown); the specific number of the power dividers and the programmable attenuators is set according to actual needs. The programmable attenuator is an attenuator which can control the signal attenuation value through a program, and is generally provided with eight groups of radio frequency ports. The programmable attenuator group 200 communicates with the control computer 500 through the switch 600.
The control computer 500 is a control center of the entire base station Test system 2000, and the control computer 500 controls each device in the base station Test system to automatically execute different Test cases (Test cases) through the switch 600.
The switch 600 provides data exchange for each device in the base station test system 2000 to form a test area network. In alternative embodiments, switch 600 comprises an electrical port switch or an optical port switch.
The core network server 400 may be built using a physical machine or a virtual machine, and the operating system is Ubuntu 18.04. The core network server 400 communicates with the base station 4000 to be tested and the control computer 500 through the switch 600, respectively. The core network server 400 is configured to implement customization of a series of parameters such as start and stop of a packet, a server client mode, a Protocol type, a source Internet Protocol (IP) and port, a destination IP and port, a packet sending time, a packet sending length, a packet sending interval, and the like, and further implement a comprehensive test of forwarding and scheduling capabilities of a base station, where the Protocol type includes a Transmission Control Protocol (TCP), a User Data Protocol (UDP), a Real-time Transport Protocol (RTP), and the like; the core network server 400 is further configured to implement one-to-one pairing of sending and receiving data packets with a Packet Generator (PG) in the core network server 400 through IP and port setting and configuration of routing; the core network server 400 is further configured to receive a control instruction of the control computer 500, such as a start-stop instruction of core software, a start-stop instruction of an IP Multimedia System (IMS), a system restart instruction, and the like; the core network server 400 is also used to provide data service for the base station test system 2000.
In this embodiment, when the control computer 500 configures the core network Server 400 as a Server and configures the packet sender of the ue module 120 as a Client, data sequentially flows to the core network Server 400 through the ue module 120 of the ue simulation component 100, the power divider group 300, the program-controlled attenuator group 200, the base station 4000 to be tested, and the switch 600, so as to implement the uplink data test of the base station 4000 to be tested; when the control computer 500 configures the core network Server 400 as a Client and the packet transmitter of the ue module 120 as a Server, the data sequentially flows through the core network Server 400, the switch 600, the to-be-tested base station 4000, the program-controlled attenuator group 200, and the power divider group 300 to the ue module 120 of the ue simulation module 100, so as to implement the downlink data test of the to-be-tested base station 4000. The uplink data, the downlink data and the data of different protocols can be tested simultaneously.
Referring to fig. 3, fig. 3 is a schematic structural diagram illustrating another base station testing system according to an embodiment of the present disclosure.
In an optional embodiment, the base station test system 2000 further includes a serial server 700, the serial server 700 communicates with the control computer 500 through the switch 600, and the serial server 700 is configured to connect the serial port of the base station 4000 to be tested and the serial port of the user equipment simulation module 100, so that the serial port of the base station 4000 to be tested and the serial port of the user equipment simulation module 100 have a network access function, and each serial device can be accessed to the control computer 500 for manual remote debugging.
In an optional embodiment, the base station test system 2000 further includes an FTP server 800, and the FTP server 800 communicates with the control computer 500 and the core network server 400 through the switch 600 respectively; the FTP server 800 is used to store the operation log of the control computer 500, the operation log and the measurement report of the base station 4000 to be tested, and the operation log on the core network server 400.
In an alternative embodiment, the base station test system 2000 further comprises a global positioning system antenna 900, the global positioning system antenna 900 being connected to the ue simulation module 100; the global positioning system antenna 900 is used to receive satellite global positioning system signals.
In an optional embodiment, the base station test system 2000 further includes a global positioning system power divider 1000, and the global positioning system antenna 900 is connected to the ue analog component 100 through the global positioning system power divider 1000; the gps power divider 1000 is configured to connect to the base station 4000 to be tested. The global positioning system power divider 1000 provides global positioning system signals for the user equipment simulation assembly 100 and the base station 4000 to be tested, so that the signals of the user equipment simulation assembly 100 and the signals of the base station 4000 to be tested are synchronized.
In an optional embodiment, the base station testing system 2000 further includes a programmable power supply 1100, the programmable power supply 1100 is connected to the control computer 500 through the switch 600, and the programmable power supply 1100 is configured to be connected to the base station 4000 to be tested. The control computer 500 controls the switch of the programmable power supply 1100, thereby realizing the power-on and power-off of the base station 4000 to be tested.
In an optional embodiment, the ue analog component 100 and the power divider group 300, the programmable attenuator group 200 and the power divider group 300, and the programmable attenuator group 200 and the to-be-tested base station 4000 are all connected by radio frequency links.
In this embodiment, the control computer 500 automatically controls the user equipment simulation component 100, the programmable attenuator group 200, the power divider group 300, and the core network server 400 through the switch 600 to test the base station 4000 to be tested, so as to achieve the technical effects of automating the base station test and improving the test efficiency and the test reliability.
It should be noted that the deployment locations of the control computer 500 and the user equipment simulation assembly 100, the power divider group 300, the programmable attenuator group 200, the base station 4000 to be tested, the switch 600, and the core network server 400 are not limited herein. Preferably, the control computer 500 is deployed at an office station, the power divider group 300, the programmable attenuator group 200, the base station 4000 to be tested, the switch 600, the core network server 400 and other devices are deployed in a laboratory, and a tester can control all the devices to perform an automated test at the office station without entering the laboratory.
Example 3
Referring to fig. 4, fig. 4 is a schematic structural diagram illustrating a first connection manner between a ue simulation module and a base station to be tested in a base station test system according to an embodiment of the present disclosure.
On the basis of the foregoing embodiment, in an optional implementation manner, when the base station test system 2000 performs a common service test and the base station 4000 to be tested is a single-carrier base station 1, the base station test system 2000 at least includes a first program-controlled attenuator group 4, a first power divider group 5, and two user equipment analog components 100; the first programmable attenuator group 4 comprises two programmable attenuators 2, and the first power divider group 5 comprises two power dividers 3; two antennas of the single carrier base station 1 are respectively connected with a programmable attenuator 2; each program-controlled attenuator 2 is respectively connected with a power divider 3; each power divider 3 is connected 100 to each customer analogue device package.
Specifically, firstly, two antenna signals of the single-carrier base station are respectively sent to one programmable attenuator 2 in the first programmable attenuator group 4, then, each programmable attenuator 2 sends one antenna signal to one power divider 3 in the first power divider group 5, each power divider 3 divides one antenna signal into two antenna signals, and finally, each antenna signal in each power divider 3 is sent to each user equipment analog component 100, so that the technical effect that each antenna signal of the single-carrier base station 1 reaches each user equipment analog component 100 is achieved.
It can be understood that the number of single carrier base stations 1 and the ue simulation module 100 can be set according to actual needs; the number of the programmed attenuators 2 in the first programmed attenuator group 4 corresponds to the total number of the antennas of all the single carrier base stations 1; the number of the power dividers 3 in the first power divider group 5 corresponds to the number of the programmable attenuators 2 in the first programmable attenuator group 4; the number of branches of each power divider 3 in the first power divider group 5 corresponds to the number of user equipment analog components 100. For example, when the number of the single carrier base stations 1 is 2 and the number of the user equipment analog components 100 is 2, the number of the programmable attenuators 2 of the first programmable attenuator group 4 is 4, the number of the power dividers 3 in the first power divider group 5 is 4, and the number of branches of each power divider 3 in the first power divider group 5 is 2.
Referring to fig. 5, fig. 5 is a schematic structural diagram illustrating a second connection manner between a ue simulation module and a base station to be tested in a base station test system according to an embodiment of the present disclosure.
On the basis of the foregoing embodiment, in an optional implementation manner, when the base station test system 2000 performs a common service test, and the base station 4000 to be tested is a dual-carrier base station 9, one dual-carrier base station has four antennas, and the base station test system 2000 at least includes a fourth power divider group 10, a fifth power divider group 11, a third program-controlled attenuator group 12, and two user equipment simulation components 100; the fourth power divider group 10 and the fifth power divider group 11 respectively include two power dividers 3; the third programmable attenuator group 12 comprises four programmable attenuators 2; for convenience of description, the four programmable attenuators 2 of the third programmable attenuator group 12 in fig. 5 are counted from left to right, and are the first programmable attenuator 2, the second programmable attenuator 2, the third programmable attenuator 2 and the fourth programmable attenuator 2 in sequence; each power divider 3 in the fourth power divider group 10 is connected to two antennas of the dual carrier base station, respectively; each power divider 3 in the fourth power divider group 10 is connected to one power divider 3 in the fifth power divider group 11; each power divider 3 in the fifth power divider group 11 is connected to two programmable attenuators 2, the first programmable attenuator and the third programmable attenuator are connected to one user equipment analog component 100, and the second programmable attenuator and the fourth programmable attenuator are connected to another user equipment analog component 100.
Specifically, the fourth power divider group 10 first combines two antenna signals of the dual-carrier base station 9 into one antenna signal, the fifth power divider group 11 then divides each combined antenna signal into two antenna signals, and sends each divided antenna signal to one programmable attenuator 2, and further to each user equipment analog component 100, thereby achieving the technical effect that each antenna signal of the dual-carrier base station 9 reaches each user equipment analog component 100.
It can be understood that the number of the dual carrier base stations 9 and the number of the ue simulation modules 100 can be set according to the requirement; the number of power dividers 3 in the fourth power divider group 10 corresponds to the total number of antennas of all dual-carrier base stations 9; the number of power dividers 3 in the fifth power divider group 11 corresponds to the number of power dividers 3 in the fourth power divider group 10; the number of the programmable attenuators 2 in the third programmable attenuator group 12 is the product of the number of the user equipment analog components 100 and the number of the power dividers 3 in the fifth power divider group 11. For example, when the number of the dual-carrier base stations 9 is 2 and the number of the ue analog components 100 is 4, the number of the power dividers 3 in the fourth power divider group 10 is 4, the number of the power dividers 3 in the fifth power divider group 11 is 4, and the number of the programmable attenuators 2 in the third programmable attenuator group 12 is 16.
Example 4
Referring to fig. 6, fig. 6 is a schematic structural diagram illustrating a third connection manner between a ue simulation module and a base station to be tested in a base station test system according to an embodiment of the present disclosure.
On the basis of the embodiment 1 and the embodiment 2, in an optional implementation manner, when the base station test system 2000 performs a handover service and there are two single carrier base stations 1, the base station test system 2000 at least includes a second power divider group 6, a third power divider group 8, a second program-controlled attenuator group 7, and two user equipment simulation components 100; the second power divider group 6 comprises four power dividers 3, the third power divider group 8 comprises four power dividers 3, and the second programmable attenuator group 7 comprises eight programmable attenuators 2; for convenience of description, the eight programmable attenuators 2 of the second programmable attenuator group 7 and the four power splitters 3 of the third power splitter group 8 in fig. 6 are counted from left to right, and sequentially comprise a first programmable attenuator 2, a second programmable attenuator 2, … …, an eighth programmable attenuator 2, a first power splitter 3, a second power splitter 3, a third power splitter 3, and a fourth power splitter; each single carrier base station 1 is provided with two antennas, and each antenna of each single carrier base station 1 is respectively connected with one power divider 3 in the second power divider group 6; each power divider 3 in the second power divider group 6 is respectively connected with two programmable attenuators 2 in the second programmable attenuator group 7; the first programmable attenuator 2 and the fifth programmable attenuator 2 in the second programmable attenuator group 7 are respectively connected with the first power divider 3 in the third power divider group 8; the second programmable attenuator 2 and the sixth programmable attenuator 2 in the second programmable attenuator group 7 are respectively connected with the second power divider 3 in the third power divider group 8; a third programmable attenuator 2 and a seventh programmable attenuator 2 in the second programmable attenuator group 7 are respectively connected with a third power divider 3 in a third power divider group 8; a fourth programmable attenuator 2 and an eighth programmable attenuator 2 in the second programmable attenuator group 7 are respectively connected with a fourth power divider 3 in a third power divider group 8; the first power divider 3 in the third power divider group 8 and the third power divider 3 in the third power divider group 8 are respectively connected to a ue component 100; the second power divider 3 in the third power divider group 8 and the fourth power divider 3 in the third power divider group 8 are respectively connected to another ue component 100.
Specifically, each power divider 3 in the second power divider group 6 divides an antenna signal sent by the single carrier base station 1 into two antenna signals, and sends each obtained antenna signal to one programmable attenuator 2 in the second programmable attenuator group 7, and the third power divider group 8 receives the antenna signals of the two programmable attenuators 2, and combines the two received antenna signals into one antenna signal, and further sends the antenna signal to the user equipment simulation component 100, thereby achieving the technical effect that each antenna signal of each single carrier base station 1 reaches each user equipment simulation component 100.
It can be understood that the number of single carrier base stations 1 and the ue simulation module 100 can be set according to actual needs; the number of power dividers 3 in the second power divider group 6 corresponds to the total number of antennas of all single carrier base stations; the number of the programmed attenuators 2 in the second programmed attenuator group 7 is the product of the number of the user equipment analog components 100 and the number of the power dividers 3 in the third power divider group 8; the number of power dividers 3 in the third power divider group 8 corresponds to the number of power dividers 3 in the second power divider group 6; for example, when the number of the single carrier base stations 1 is 4 and the number of the ue analog components 100 is 2, the number of the power dividers 3 in the second power divider group 6 is 8, the number of the programmed attenuators 2 in the second programmed attenuator group 7 is 16, and the number of the power dividers 3 in the third power divider group 8 is 8.
Referring to fig. 7, fig. 7 is a schematic structural diagram illustrating a fourth connection manner between a ue simulation component and a base station to be tested in a base station test system according to an embodiment of the present application.
On the basis of the embodiment 1 and the embodiment 2, in an optional implementation manner, when the base station test system 2000 performs a handover service and there are two dual-carrier base stations 9, the base station test system 2000 at least includes a sixth power divider group 13, a seventh power divider group 14, a fourth program-controlled attenuator group 15, an eighth power divider group 16, and two user equipment simulation components 100; the sixth power divider group 13 and the seventh power divider group 14 each include two power dividers 3, the eighth power divider group 16 includes four power dividers 3, and the fourth program-controlled attenuator group 15 includes eight program-controlled attenuators 2; each dual-carrier base station 9 has four antennas; for convenience of description, the eight programmable attenuators 2 of the fourth programmable attenuator group 15 and the four power splitters 3 of the eighth power splitter group 16 in fig. 7 are counted from left to right, and sequentially include a first programmable attenuator 2, a second programmable attenuator 2, … …, an eighth programmable attenuator 2, a first power splitter 3, a second power splitter 3, a third power splitter 3, and a fourth power splitter; one power divider 3 in the sixth power divider group 13 is connected to two antennas of the same dual carrier base station 9 respectively; each power divider 3 in the sixth power divider group 13 is connected to one power divider 3 in the seventh power divider group 14; each power divider 3 in the seventh power divider group 14 is connected to two programmable attenuators 2 in the fourth programmable attenuator group 15; the first programmable attenuator 2 and the fifth programmable attenuator 2 in the fourth programmable attenuator group 15 are respectively connected with the first power divider 3 in the eighth power divider group 16; the second programmable attenuator 2 and the sixth programmable attenuator 2 in the fourth programmable attenuator group 15 are respectively connected with the second power divider 3 in the eighth power divider group 16; a third programmable attenuator 2 and a seventh programmable attenuator 2 in a fourth programmable attenuator group 15 are respectively connected with a third power divider 3 in an eighth power divider group 16; a fourth programmable attenuator 2 and an eighth programmable attenuator 2 in a fourth programmable attenuator group 15 are respectively connected with a fourth power divider 3 in an eighth power divider group 16; the first power divider 3 in the eighth power divider group 16 and the third power divider 3 in the eighth power divider group 16 are respectively connected to a ue component 4; the second power divider 3 in the eighth power divider group 16 and the fourth power divider 3 in the eighth power divider group 16 are respectively connected to another ue component 4.
Specifically, each power divider 3 in the sixth power divider group 13 combines two antenna signals sent by the same dual-carrier base station 9 into one antenna signal, and sends each obtained antenna signal to one power divider 3 in the seventh power divider group 14, each power divider 3 in the seventh power divider group 14 divides one received antenna signal into two antenna signals, and sends each obtained antenna signal to one programmable attenuator 2 in the fourth programmable attenuator group 15, and the eighth power divider group 16 receives the antenna signals of the two programmable attenuators 2, and combines the two received antenna signals into one antenna signal, and further sends the antenna signal to the user equipment simulation component 100, thereby achieving the technical effect that each antenna signal of each dual-carrier base station 9 reaches each user equipment simulation component 100.
It can be understood that the number of the dual carrier base stations 9 and the ue simulation modules 100 can be set according to actual needs; the number of power dividers 3 in the sixth power divider group 13 corresponds to the total number of antennas of all dual-carrier base stations; the number of power dividers 3 in the sixth power divider group 13 corresponds to the number of power dividers 3 in the seventh power divider group 14; the number of the programmed attenuators 2 in the fourth programmed attenuator group 15 is the product of the number of the user equipment analog components 100 and the number of the power dividers 3 in the seventh power divider group 14; the number of power dividers 3 in the eighth power divider group 16 corresponds to the number of user equipment analog components 100. For example, when the number of the dual-carrier base stations 9 is 2 and the number of the ue analog components 100 is 4, the numbers of the power dividers 3 in the sixth power divider group 13 and the power dividers 3 in the seventh power divider group 14 are both 4, the number of the power dividers 3 in the eighth power divider group 16 is 8, and the number of the programmable attenuators 2 in the fourth programmable attenuator group 15 is 16.
In embodiments 3 and 4, the connection principle of the programmable attenuators 2 in the programmable attenuator group 200 between the base station 4000 to be tested and the user equipment simulation assembly 100 is that an antenna signal from each base station 4000 to be tested is connected to one port of the programmable attenuator 2, so that the size of each path of signal from the base station 4000 to be tested is independently controlled; the connection principle of the power divider 3 in the power divider group 300 is to ensure that each antenna signal of the base station 4000 to be tested can reach each user equipment analog component 100 by means of combining and splitting.
In all examples shown and described herein, any particular value should be construed as merely exemplary, and not as a limitation, and thus other examples of example embodiments may have different values.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
The above-described embodiments are merely illustrative of several embodiments of the present invention, which are described in detail and specific, but not intended to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (10)
1. A user equipment simulation component, comprising: the power supply comprises a plurality of user equipment modules, a raspberry group, a user equipment power divider group and a power supply module;
each user equipment module is connected to a universal serial bus interface of the raspberry pi through a universal serial bus hub and a universal serial bus cable;
each user equipment module is in communication connection with the user equipment power divider group, and the power supply module is respectively connected with the raspberry pi and each user equipment module;
the user equipment power divider group is used for combining the antennas of the user equipment modules;
the power module is used for supplying power to the user equipment simulation assembly.
2. The UE simulation package of claim 1, wherein the number of UE modules is sixteen.
3. A base station test system is applied to at least one base station to be tested, and comprises: at least one of the user equipment simulation module, power divider group, programmable attenuator group, control computer, switch and core network server of claim 1 or 2;
the program-controlled attenuator group and the power divider group are arranged between each base station to be tested and the user equipment simulation assembly, and the program-controlled attenuator group is used for adjusting the size of a radio-frequency signal from the base station to be tested to the user equipment simulation assembly;
the user equipment simulation assembly, the program-controlled attenuator group and the core network server are communicated with the control computer through the switch;
the raspberry group is used for receiving and operating the control instruction sent by the control computer.
4. The base station test system of claim 3, further comprising a serial server, wherein the serial server is in communication with the control computer through the switch, and the serial server is further configured to connect a serial port of the base station to be tested and a serial port of the user equipment simulation component.
5. The base station test system according to claim 3, further comprising an FTP server in communication with the control computer and the core network server through the switch, respectively; the FTP server is used for storing the running log of the control computer, the running log and the measurement report of the base station to be tested and the running log on the core network server.
6. The base station test system of claim 3, further comprising a global positioning system antenna, the global positioning system antenna being connected to the user equipment simulation component; the global positioning system antenna is used for receiving satellite global positioning system signals.
7. The base station test system according to claim 6, wherein the base station test system further comprises a global positioning system power divider, the global positioning system antenna is connected to the ue analog component through the global positioning system power divider, and the global positioning system power divider is used for connecting the base station under test.
8. The base station test system of claim 3, further comprising a programmable power supply connected to the control computer through the switch, the programmable power supply configured to connect to the base station under test.
9. The base station test system of claim 3, wherein the switch is an electrical port switch or an optical port switch.
10. The base station test system according to claim 3, wherein the ue analog component is connected to the power divider group, the programmable attenuator group is connected to the power divider group, and the programmable attenuator group is connected to the to-be-tested base station through radio frequency links.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113791387A (en) * | 2021-08-23 | 2021-12-14 | 北京远度互联科技有限公司 | Aircraft, positioning antenna device and circuit arrangement for positioning antenna |
| CN116321250A (en) * | 2023-05-23 | 2023-06-23 | 北京星河亮点技术股份有限公司 | Data forwarding system and method |
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2021
- 2021-02-04 CN CN202120341879.1U patent/CN213879834U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113791387A (en) * | 2021-08-23 | 2021-12-14 | 北京远度互联科技有限公司 | Aircraft, positioning antenna device and circuit arrangement for positioning antenna |
| CN116321250A (en) * | 2023-05-23 | 2023-06-23 | 北京星河亮点技术股份有限公司 | Data forwarding system and method |
| CN116321250B (en) * | 2023-05-23 | 2023-09-19 | 北京星河亮点技术股份有限公司 | Data forwarding system and method |
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