Antenna near-field radio frequency monitoring device

Abstract

The utility model provides an antenna near-field radio frequency monitoring device, and relates to the technical field of antenna monitoring. The antenna near-field radio frequency monitoring device comprises an ARM module, the input end of the ARM module is electrically connected with the output end of an RF signal detection module, and the input end of the RF signal detection module is electrically connected with the output end of an antenna I; the input end of the ARM module is electrically connected with the output end of the GPS / BD receiving module, and the input end of the GPS / BD receiving module is electrically connected with the output end of an antenna II; and the output end of the six-axis attitude angle sensor module is connected with the input end of the ARM module. The RF signal detection module is used for monitoring the power of an antenna transmitting signal, the GPS / BD receiving module is used for providing the antenna position and the time information of the antenna transmitting signal, the six-axis attitude angle sensor module is used for monitoring the antenna orientation and the pitch angle, and the microcontroller is used for storing related data and uploading the data to a control center through the wireless WiFi module.

Description

Technical Field

[0001] The utility model relates to the technical field of antenna monitoring, in particular to an antenna near-field radio frequency monitoring device. Background Art

[0002] The transmitting antenna is an important part of the communication system. Its performance and status directly affect the communication quality. The transmitting antenna, especially the high-power transmitting antenna, is generally installed outside and requires regular monitoring and maintenance to ensure that the antenna is in good working condition and the signal is transmitted normally.

[0003] At present, there are many methods to monitor the working status of antennas. For example, in a system where the RF cable powers the active antenna, the DC current in the RF cable can be detected to determine whether the antenna is open or short-circuited; a resistor is added between the power supply end of the power amplifier and the power supply to measure the current to determine the working status of the antenna; by measuring the ratio of the transmitted signal size to the antenna reflected signal size, the inherent alarm limit value and the adjustable alarm limit are used to determine whether the transmitter and antenna are well connected.

[0004] With the development of communication technology, many current communication systems have adopted mobile, distributed, unattended and other forms, which have put forward higher requirements for the monitoring of transmitting antennas, such as the need to provide the position, azimuth, pitch status, radiation power, and radiation time information of the transmitting antenna. The current monitoring method is not comprehensive enough. In this regard, this patent designs a device for monitoring antenna radio frequency. Utility Model Content

[0005] In view of the shortcomings of the prior art, the purpose of the present invention is to provide an antenna near-field radio frequency monitoring device, which solves the problem that the current monitoring method in the prior art is not comprehensive enough.

[0006] The purpose of the utility model can be achieved through the following technical solutions:

[0007] An antenna near-field radio frequency monitoring device, the monitoring device comprising:

[0008] An ARM module, wherein the input end of the ARM module is electrically connected to the output end of the RF signal detection module, and the input end of the RF signal detection module is electrically connected to the output end of the antenna I;

[0009] GPS / BD receiving module, the input end of the ARM module is electrically connected to the output end of the GPS / BD receiving module, and the input end of the GPS / BD receiving module is electrically connected to the output end of the antenna II;

[0010] A six-axis attitude angle sensor module, wherein the output end of the six-axis attitude angle sensor module is connected to the input end of the ARM module.

[0011] The principle and effect of the above technical solution are as follows:

[0012] The antenna I of the monitoring device receives the signal of the antenna under test, and transmits the received signal to the RF signal detection module for detection, and transmits the detected signal to the ARM module for collection, realizing the function of measuring the strength of the transmitted signal; the six-axis attitude angle sensor module is used to measure the azimuth, pitch angle, and motion state of the antenna under test, and the results are sent to the ARM module; the GPS / BD receiving module is used to send the position information of the antenna under test and the system time information to the ARM module. This effectively solves the problem that the current monitoring method in the prior art is not comprehensive enough.

[0013] Preferably, the ARM module includes an ADC and an MCU, and the ADC is connected to an input end of the RF signal detection module.

[0014] Preferably, the MCU is electrically connected to a WIFI communication module, and the WIFI communication module is electrically connected to an antenna III.

[0015] Preferably, the MCU is electrically connected to a serial communication circuit, and the serial communication circuit is used to provide a wired serial communication method between the monitoring device and the host computer.

[0016] Preferably, the MCU is electrically connected to a SD card.

[0017] Preferably, the monitoring device further comprises a DC-DC power supply module, and the DC-DC power supply module is used to provide electrical energy to the monitoring device, and the DC-DC power supply module is powered by a lithium battery.

[0018] Preferably, the antenna I, antenna II and antenna III all use SMA connectors.

[0019] The nouns, conjunctions or adjectives involved in the above technical solution are explained as follows:

[0020] Sliding connection means that two objects are in contact but not fixed, and they can slide relative to each other;

[0021] A fixed connection means that there can be no relative movement between the connecting parts.

[0022] Beneficial effects of the utility model:

[0023] The utility model provides an antenna near-field radio frequency monitoring device, which adopts an RF signal detection module to monitor the power of the antenna transmission signal, provides the antenna position and the time information of the antenna transmission signal through a GPS / BD receiving module, monitors the antenna azimuth and pitch angle through a six-axis attitude angle sensor module, saves the relevant data through a microcontroller and uploads it to a control center through a wireless WiFi module. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 The figure is a schematic diagram of the overall structure of the antenna near-field radio frequency monitoring device of the utility model.

[0025] Among them, 1. Antenna I; 2. Antenna II; 3. RF signal detection module; 4. GPS / BD receiving module; 5. Six-axis attitude angle sensor module; 6. ARM module; 7. Wifi communication module; 8. Serial communication circuit; 9. SD card; 10. Antenna III; 11. Lithium battery; 12. DC-DC power supply module. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] Example

[0028] According to the concept of this application, Figure 1 An embodiment of a multifunctional antenna near-field radio frequency monitoring device is described below. Specifically, the antenna near-field radio frequency monitoring device is constructed as a split structure, which has multiple components such as an ARM module 6, a six-axis attitude angle sensor module 5, and a GPS / BD receiving module 4. The antenna near-field radio frequency monitoring device is used to provide the position, azimuth, pitch state, radiation power, and radiation time information of the transmitting antenna.

[0029] Please refer to Figure 1 , an antenna near-field radio frequency monitoring device, the monitoring device comprising:

[0030] ARM module 6, the input end of ARM module 6 is electrically connected to the output end of RF signal detection module 3, and the input end of RF signal detection module 3 is electrically connected to the output end of antenna Ⅰ1;

[0031] The GPS / BD receiving module 4 and the input end of the ARM module 6 are electrically connected to the output end of the GPS / BD receiving module 4, and the input end of the GPS / BD receiving module 4 is electrically connected to the output end of the antenna II 2;

[0032] The six-axis attitude angle sensor module 5 has an output end connected to an input end of the ARM module 6 .

[0033] ARM (Advanced RISC Machine) processor is the first low-power RISC microprocessor designed by Acorn Ltd. of the United Kingdom. ARM processor adopts 32-bit design and is equipped with 16-bit instruction set, which saves 35% of the equivalent 32-bit code, but retains all the advantages of 32-bit system. The application of ARM microprocessor technology has almost penetrated into many fields such as industrial control, wireless communication, network application and consumer electronics.

[0034] The antenna Ⅰ1 of the monitoring device receives the signal of the antenna under test, and transmits the received signal to the RF signal detection module 3 for detection, and transmits the detected signal to the ARM module 6 for collection, so as to realize the function of measuring the strength of the transmitted signal; the six-axis attitude angle sensor module is used to measure the azimuth, pitch angle, and motion state of the antenna under test, and the result is sent to the ARM module 6; the GPS / BD receiving module 4 is used to send the position information of the antenna under test and the system time information to the ARM module 6. Thus, the problem that the current monitoring method in the prior art is not comprehensive enough is effectively solved.

[0035] MCU (Micro Control Unit), Chinese for micro control unit, also known as single-chip microcomputer (SingleChip Microcomputer) or single-chip microcomputer, refers to a computer's CPU, RAM, ROM, timer counter and multiple I / O interfaces integrated on a single chip to form a chip-level computer.

[0036] Analog to digital converter (A / D converter), or ADC for short, usually refers to an electronic component that converts analog signals into digital signals.

[0037] Furthermore, the ARM module 6 includes an ADC and an MCU, and the ADC is connected to the input end of the RF signal detection module 3. The ARM module 6 can use STM32F103, and the ADC uses the ADC inside the ARM. The advantage of the MCU is that different combination controls can be performed for different application scenarios.

[0038] Furthermore, the MCU is electrically connected to the WIFI communication module, and the WIFI communication module is electrically connected to the antenna III10.

[0039] Furthermore, the MCU is electrically connected to a serial communication circuit 8, and the serial communication circuit 8 is used to provide a wired serial communication method between the monitoring device and the host computer.

[0040] Furthermore, the MCU is electrically connected to the SD card 9 .

[0041] Furthermore, the monitoring device further comprises a DC-DC power module 12, which is used to provide power to the monitoring device, and the DC-DC power module 12 is powered by a lithium battery 11. The lithium battery 11 may be a lithium polymer battery.

[0042] Furthermore, antenna Ⅰ1, antenna Ⅱ2 and antenna Ⅲ10 all use SMA connectors.

[0043] The signal is received from antenna Ⅰ1, passed through RF signal detection module 3, and sent to ADC in ARM module 6 for collection and processing; the satellite navigation signal enters GPS / BD receiving module 4 through antenna Ⅱ2, and the position information and time information output by GPS / BD receiving module 4 are provided to ARM module 6; the six-axis attitude angle sensor module 5 outputs azimuth information and pitch angle information to ARM module 6; ARM module 6 timestamps the information of RF signal detection module 3, GPS / BD receiving module 4, and six-axis attitude angle sensor module 5 and stores it in SD card 9, and uploads it to the control center through Wifi communication module 7; serial port communication circuit 8 provides wired serial communication mode between monitoring device and host computer; write ARM control and information processing program; write host computer display program for the above information.

[0044] The scheme of describing the drawings in sequence is carried out simply based on the examples in the drawings and according to the distribution method of the claims.

[0045] An antenna near-field radio frequency monitoring device, the monitoring device comprising:

[0046] ARM module 6, the input end of ARM module 6 is electrically connected to the output end of RF signal detection module 3, and the input end of RF signal detection module 3 is electrically connected to the output end of antenna Ⅰ1; ARM module 6 includes ADC and MCU, ADC is connected to the input end of RF signal detection module 3; MCU is electrically connected to WIFI communication module, and WIFI communication module is electrically connected to antenna III 10; MCU is electrically connected to serial communication circuit 8, and serial communication circuit 8 is used to provide wired serial communication mode between monitoring device and host computer; MCU is electrically connected to SD card 9

[0047] The GPS / BD receiving module 4 and the input end of the ARM module 6 are electrically connected to the output end of the GPS / BD receiving module 4, and the input end of the GPS / BD receiving module 4 is electrically connected to the output end of the antenna II 2;

[0048] The six-axis attitude angle sensor module 5 has an output end connected to an input end of the ARM module 6 .

[0049] The monitoring device also includes a DC-DC power module 12, which is used to provide power to the monitoring device. The DC-DC power module 12 is powered by a lithium battery 11; the antenna I1, the antenna II2 and the antenna III10 all use SMA connectors.

[0050] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

Claims

1. An antenna near-field radio frequency monitoring device, characterized in that: The monitoring device comprises: An ARM module (6), the input end of the ARM module (6) being electrically connected to the output end of the RF signal detection module (3), and the input end of the RF signal detection module (3) being electrically connected to the output end of the antenna I (1); A GPS / BD receiving module (4), an input end of the ARM module (6) is electrically connected to an output end of the GPS / BD receiving module (4), and an input end of the GPS / BD receiving module (4) is electrically connected to an output end of the antenna II (2); A six-axis attitude angle sensor module (5), wherein the output end of the six-axis attitude angle sensor module (5) is connected to the input end of the ARM module (6).

2. The antenna near-field radio frequency monitoring device according to claim 1, characterized in that: The ARM module (6) comprises an ADC and an MCU, and the ADC is connected to the input end of the RF signal detection module (3).

3. The antenna near-field radio frequency monitoring device according to claim 2, characterized in that: The MCU is electrically connected to a WIFI communication module, and the WIFI communication module is electrically connected to an antenna III (10).

4. The antenna near-field radio frequency monitoring device according to claim 3, characterized in that: The MCU is electrically connected to a serial communication circuit (8), and the serial communication circuit (8) is used to provide a wired serial communication mode between the monitoring device and the host computer.

5. The antenna near-field radio frequency monitoring device according to claim 4, characterized in that: The MCU is electrically connected to an SD card (9).

6. The antenna near-field radio frequency monitoring device according to claim 5, characterized in that: The monitoring device further comprises a DC-DC power supply module (12), wherein the DC-DC power supply module (12) is used to provide electric energy to the monitoring device, and the DC-DC power supply module is powered by a lithium battery (11).

7. The antenna near-field radio frequency monitoring device according to claim 6, characterized in that: The antenna I (1), antenna II (2) and antenna III (10) all use SMA connectors.

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