CN210923963U - Multi-antenna Beidou satellite receiver - Google Patents
Multi-antenna Beidou satellite receiver Download PDFInfo
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- CN210923963U CN210923963U CN201920790232.XU CN201920790232U CN210923963U CN 210923963 U CN210923963 U CN 210923963U CN 201920790232 U CN201920790232 U CN 201920790232U CN 210923963 U CN210923963 U CN 210923963U
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Abstract
The utility model relates to the technical field of satellite receivers, and discloses a multi-antenna Beidou satellite receiver, which comprises a plurality of satellite signal receiving antennas, a microwave switch, a Beidou signal receiving module and a data communication control module; the microwave switch is provided with a plurality of input channels and an output channel, the input channels are respectively connected with a plurality of satellite signal receiving antennas in a one-to-one correspondence mode, the output channel is connected with the input end of a Beidou signal receiving module, the output end of the Beidou signal receiving module is connected with a data communication control module, and the data communication control module comprises a communication unit used for being in wireless communication connection with a remote server and a microcontroller used for controlling the output channel to be communicated with a specified input channel; the multiple input channels are communicated with the output channels respectively through time division, and the function of acquiring data monitored by each satellite signal receiving antenna through a north-fighting signal receiver in a time-sharing mode is achieved.
Description
Technical Field
The utility model belongs to the technical field of satellite receiver's technique and specifically relates to many antennas big dipper satellite receiver.
Background
Along with the gradual popularization of big dipper satellite technique, big dipper technique wide application is in the stability monitoring of various buildings, side slope, and traditional big dipper satellite monitoring adopts a receiver to connect a satellite receiving antenna, is equipped with the power supply and the communication unit that correspond, need dispose above-mentioned hardware respectively to the condition of multiple spot simultaneous monitoring, and the monitoring cost is higher, is difficult to extensively popularize.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a many antennas big dipper satellite receiver aims at solving the problem that lacks the receiver that can receive a plurality of signal antenna's signal among the prior art.
The utility model discloses a realize like this, many antennas big dipper satellite receiver, including a plurality of satellite signal receiving antenna, microwave switch, big dipper signal receiving module and data communication control module; the microwave switch has a plurality of input channel and an output channel, and is a plurality of the input channel is respectively with a plurality of satellite signal receiving antenna one-to-one is connected, output channel with big dipper signal receiving module's input is connected, big dipper signal receiving module's output with data communication control module connects, data communication control module is including being used for carrying out wireless communication with remote server and being used for control the microcontroller of output channel and an appointed input channel intercommunication.
Further, the satellite signal receiving antenna is connected with the input channel through a cable.
Further, a plurality of signal amplifiers are arranged on the cable at intervals.
Further, the microwave switch comprises a plurality of PIN diodes which are respectively in one-to-one correspondence with the input channels, and the PIN diodes are used for controlling the input channels corresponding to the PIN diodes to be communicated with or disconnected from the output channels; a plurality of the PIN diodes are connected to the microcontroller.
Further, the microwave switch is provided with the DCBLOCK module that is used for filtering direct current signal, the one end of DCBLOCK module with a plurality of PIN diode is connected, the other end of DCBLOCK module with big dipper signal reception module connects.
Further, many antennas big dipper satellite receiver is including being used for satellite signal receiving antenna and a plurality of the power module that signal amplifier supplied power, power module is connected with the DCFEED module that is used for filtering alternating voltage, DCFEED module with signal amplifier connects.
Further, the communication unit includes one or more of a WIFI module, a Zigbee module, an RFID module, and a radio frequency communication module.
Compared with the prior art, the utility model provides a multi-antenna big dipper satellite receiver, through setting up a plurality of satellite signal receiving antenna, microwave switch, big dipper signal receiving module and data communication control module; the microwave switch is provided with a plurality of input channels and an output channel, the input channels are respectively connected with a plurality of satellite signal receiving antennas in a one-to-one correspondence mode, the output channel is connected with the input end of a Beidou signal receiving module, the output end of the Beidou signal receiving module is connected with a data communication control module, and the data communication control module comprises a communication unit used for being in wireless communication connection with a remote server and a microcontroller used for controlling the output channel to be communicated with a specified input channel; in this way, one of the plurality of input channels is controlled by the microcontroller, only one input channel is communicated with the output channel, namely, only a signal of one signal receiving antenna is allowed to enter the microwave switch module, the Beidou signal receiving module only receives a signal transmitted by one satellite signal receiving antenna at a specific moment, and the plurality of input channels are respectively communicated with the output channel by time sharing, so that the Beidou signal receiving module receives the signal transmitted by each satellite signal antenna by time sharing, and a function of a Beidou signal receiver for acquiring data monitored by each satellite signal receiving antenna by time sharing is further completed; the data communication control module is responsible for controlling the microwave switch in real time, carrying out data acquisition and processing on signals output by the Beidou signal receiving module and outputting resolved observation data to the outside, and the data can be transmitted to a remote server through the communication unit.
Drawings
Fig. 1 is a block diagram of a multi-antenna Beidou satellite receiver provided by an embodiment of the present invention;
fig. 2 is the embodiment of the utility model provides a many antennas big dipper satellite receiver's circuit schematic diagram.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in 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.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.
The following describes the implementation of the present invention in detail with reference to specific embodiments.
Referring to fig. 1-2, preferred embodiments of the present invention are provided.
In order to reduce the application cost, the effect of single big dipper satellite receiver of extension on the displacement monitoring, the utility model provides a novel many antennas big dipper satellite receiver equipment. The device adopts a microwave switch 2 and an isolation technology, and a receiver is connected with one of a plurality of Beidou signal antennas in a time-sharing mode to acquire satellite signals, so that the Beidou satellite receiver can monitor the displacement of a plurality of measuring points.
Simultaneously, overcome cable signal transmission failure influence, the utility model discloses a signal amplifier 7 is to signal amplification to prolong the cable length between big dipper receiver and the antenna, expanded monitoring area scope. By connecting a plurality of signal receiving antennas with one Beidou receiver, multi-point monitoring in an area range (such as 300 meters) is realized.
Fig. 1 shows a block diagram of a multi-antenna Beidou satellite receiver, which comprises a plurality of satellite signal receiving antennas 1, a microwave switch 2, a Beidou signal receiving module 3 and a data communication control module 4; microwave switch 2 has a plurality of input channels and an output channel, a plurality of input channels are connected with a plurality of satellite signal receiving antenna 1 one-to-one respectively, output channel is connected with big dipper signal receiving module 3's input, big dipper signal receiving module 3's output is connected with data communication control module, data communication control module is including being used for carrying out communication unit 5 that wireless communication is connected and being used for controlling output channel and microcontroller 6 that an appointed input channel communicates with remote server 12.
The multi-antenna Beidou satellite receiver is characterized in that a plurality of satellite signal receiving antennas 1, a microwave switch 2, a Beidou signal receiving module 3 and a data communication control module 4 are arranged; the microwave switch 2 is provided with a plurality of input channels and an output channel, the plurality of input channels are respectively connected with the plurality of satellite signal receiving antennas 1 in a one-to-one correspondence mode, the output channel is connected with the input end of the Beidou signal receiving module 3, the output end of the Beidou signal receiving module 3 is connected with the data communication control module, and the data communication control module comprises a communication unit 5 used for being in wireless communication connection with the remote server 12 and a microcontroller 6 used for controlling the output channel to be communicated with a specified input channel; in this way, one of the plurality of input channels is controlled by the microcontroller 6, only one input channel is communicated with the output channel, namely, only a signal of one signal receiving antenna is allowed to enter the microwave switch 2 module, the Beidou signal receiving module 3 only receives a signal transmitted by one satellite signal receiving antenna 1 at a specific moment, and the plurality of input channels are respectively communicated with the output channel by time sharing, so that the Beidou signal receiving module 3 receives the signals transmitted by the satellite signal receiving antennas by time sharing, and a function of a Beidou signal receiver for collecting data monitored by the satellite signal receiving antennas 1 by time sharing is further completed; the data communication control module is responsible for controlling the microwave switch 2 in real time, acquiring and processing signals output by the Beidou signal receiving module 3, outputting the calculated observation data to the outside, and transmitting the data to the remote server 12 through the communication unit 5.
Specifically, the satellite signal receiving antenna 1 is connected to the input channel by a cable.
Moreover, when the cable is used for signal transmission, as any cable is not ideal and lossless, the cable is too long, and the signal is attenuated (the attenuation rate is generally between 0.2 db/meter and 0.8 db/meter), the Beidou signal receiving module 3 cannot receive the satellite signal due to the too long cable. The signal amplifier 7 is added, so that the length of the used coaxial cable can be prolonged, and the monitoring range which can be covered by a single receiver is further increased; therefore, a plurality of signal amplifiers 7 are provided at intervals on the cable.
The microwave switch 2 comprises a plurality of PIN diodes 8 which are respectively in one-to-one correspondence with a plurality of input channels, and the PIN diodes 8 are used for controlling the input channels and the output channels which are in correspondence with the PIN diodes to be connected or disconnected; a plurality of PIN diodes 8 are connected to the microcontroller 6; in this way, under the control of the microcontroller 6, one PIN diode 8 of the PIN diodes 8 controls the input channel and the output channel corresponding to the PIN diode 8 to be communicated; therefore, the Beidou signal receiving module 3 receives the signals transmitted by the satellite signal receiving antenna 1.
In this embodiment, microwave switch 2 is provided with the DCBLOCK module 9 that is used for filtering direct current signal, and the one end and the 8 connections of a plurality of PIN diodes of DCBLOCK module 9, and the other end and the big dipper signal reception module 3 of DCBLOCK module 9 are connected.
Furthermore, many antennas big dipper satellite receiver is including being used for carrying out the power module 10 that supplies power for satellite signal receiving antenna 1 and a plurality of signal amplifier 7, and power module 10 is connected with the DCFEED module 11 that is used for filtering alternating voltage, and DCFEED module 11 is connected with signal amplifier 7.
Fig. 2 shows a circuit schematic of a multi-antenna Beidou satellite receiver. Specifically, the power supply module 10 filters out the ac voltage through the dcfed module 11, retains the dc voltage, and supplies power to the PIN diode 8, the signal amplifier 7, the cable, and the satellite signal receiving antenna 1. Satellite signal receiving antenna 1 receives satellite signal, is sent to big dipper signal receiving module 3 through the coaxial line, is compensated by the signal amplifier 7 of plugging into of coaxial line exhaustion to through PIN diode 8 circuit, pass back to DCBLOCK module 9, DCBLOCK module 9 filters the direct current and takes out radio frequency signal, send to big dipper signal receiving module 3. The control circuit respectively controls each PIN diode 8 and the power supply circuit, so that only one satellite signal receiving antenna 1 can always receive signals received by a plurality of satellite signal receiving antennas 1 through direct current voltage and microwave signals, and one receiver can receive the signals received by the satellite signal receiving antennas 1 in a long distance.
Specifically, the communication unit 5 includes one or more of a WIFI module, a Zigbee module, an RFID module, and a radio frequency communication module.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The multi-antenna Beidou satellite receiver is characterized by comprising a plurality of satellite signal receiving antennas, a microwave switch, a Beidou signal receiving module and a data communication control module; the microwave switch has a plurality of input channel and an output channel, and is a plurality of the input channel is respectively with a plurality of satellite signal receiving antenna one-to-one is connected, output channel with big dipper signal receiving module's input is connected, big dipper signal receiving module's output with data communication control module connects, data communication control module is including being used for carrying out wireless communication with remote server and being used for control the microcontroller of output channel and an appointed input channel intercommunication.
2. The multi-antenna Beidou satellite receiver set forth in claim 1, wherein the satellite signal receiving antenna is connected to the input channel by a cable.
3. The multi-antenna Beidou satellite receiver set forth in claim 2, wherein a plurality of signal amplifiers are spaced on the cable.
4. The multi-antenna Beidou satellite receiver according to claim 3, wherein the microwave switch comprises a plurality of PIN diodes corresponding to the plurality of input channels one to one, respectively, and the PIN diodes are used for controlling the input channels corresponding to the PIN diodes to be connected with or disconnected from the output channels; a plurality of the PIN diodes are connected to the microcontroller.
5. The multi-antenna Beidou satellite receiver according to claim 4, wherein the microwave switch is provided with a DCBLOCK module for filtering direct current signals, one end of the DCBLOCK module is connected with the plurality of PIN diodes, and the other end of the DCBLOCK module is connected with the Beidou signal receiving module.
6. The multi-antenna Beidou satellite receiver according to claim 5, wherein the multi-antenna Beidou satellite receiver comprises a power supply module for supplying power to the satellite signal receiving antenna and the plurality of signal amplifiers, the power supply module is connected with a DCFEED module for filtering alternating voltage, and the DCFEED module is connected with the signal amplifiers.
7. The multi-antenna Beidou satellite receiver according to any one of claims 1 to 6, wherein the communication unit comprises one or more of a WIFI module, a Zigbee module, an RFID module and a radio frequency communication module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920790232.XU CN210923963U (en) | 2019-05-27 | 2019-05-27 | Multi-antenna Beidou satellite receiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920790232.XU CN210923963U (en) | 2019-05-27 | 2019-05-27 | Multi-antenna Beidou satellite receiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210923963U true CN210923963U (en) | 2020-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920790232.XU Active CN210923963U (en) | 2019-05-27 | 2019-05-27 | Multi-antenna Beidou satellite receiver |
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|---|---|
| CN (1) | CN210923963U (en) |
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2019
- 2019-05-27 CN CN201920790232.XU patent/CN210923963U/en active Active
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