CN210899632U - Ship-borne satellite antenna state real-time monitoring system based on Beidou short message - Google Patents
Ship-borne satellite antenna state real-time monitoring system based on Beidou short message Download PDFInfo
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- CN210899632U CN210899632U CN201922380071.XU CN201922380071U CN210899632U CN 210899632 U CN210899632 U CN 210899632U CN 201922380071 U CN201922380071 U CN 201922380071U CN 210899632 U CN210899632 U CN 210899632U
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Abstract
The utility model provides a ship-borne satellite antenna state real-time monitoring system based on big dipper short message, include: the receiving antenna is used for receiving the state signal of the shipborne satellite antenna sent by the shipborne satellite antenna through the Beidou satellite in real time; the radio frequency module is connected with the receiving antenna and is used for carrying out frequency reduction processing on the ship-borne satellite antenna state signal and outputting the ship-borne satellite antenna state signal after the frequency reduction processing; the baseband processing board is connected with the radio frequency module and is used for performing baseband processing on the ship-borne satellite antenna state signal subjected to the frequency reduction processing; and the computer is connected with the baseband processing board, the computer reads the state signal of the shipborne satellite antenna after the baseband processing output by the baseband processing board in real time, and the baseband processing board and the computer transmit the state signal of the shipborne satellite antenna through a serial communication interface.
Description
Technical Field
The utility model belongs to the technical field of communication, the utility model especially relates to a real-time monitoring system of shipborne satellite antenna state based on big dipper short message.
Background
Real-time monitoring of the state of an onboard satellite antenna is very important, especially for ocean-going vessels. In the prior art, a monitoring system for the state of a ship-borne satellite antenna is usually configured on site, and field technicians are required to handle the monitoring system when a fault occurs. And the remote real-time monitoring of the state of the shipborne satellite antenna cannot be realized.
The Beidou short message has a special function of the Beidou system (the terminals can send information of no more than 140 words mutually), can realize two-way communication among the terminals based on the Beidou satellite, and does not need a ground base station and the like for switching. This provides the possibility of remote real-time monitoring of the status of the shipborne satellite antenna.
SUMMERY OF THE UTILITY MODEL
In order to solve at least one among the above-mentioned technical problem, the utility model provides a ship-borne satellite antenna state real-time monitoring system based on big dipper short message. The utility model discloses a ship-borne satellite antenna state real-time monitoring system based on big dipper short message realizes through following technical scheme.
According to the utility model discloses an aspect, an on-board satellite antenna state real-time monitoring system based on big dipper short message, a serial communication port, include: the receiving antenna is used for receiving the state signal of the shipborne satellite antenna sent by the shipborne satellite antenna through the Beidou satellite in real time; the radio frequency module is connected with the receiving antenna and is used for carrying out frequency reduction processing on the ship-borne satellite antenna state signal and outputting the ship-borne satellite antenna state signal after the frequency reduction processing; the baseband processing board is connected with the radio frequency module and is used for performing baseband processing on the ship-borne satellite antenna state signal subjected to the frequency reduction processing; and the computer is connected with the baseband processing board, the computer reads the state signal of the shipborne satellite antenna after the baseband processing output by the baseband processing board in real time, and the baseband processing board and the computer transmit the state signal of the shipborne satellite antenna through a serial communication interface.
According to the utility model discloses an at least one embodiment's shipborne satellite antenna state real time monitoring system based on big dipper short message, the baseband is handled the board and is included spectral analysis circuit and ARM treater, and the spectral analysis circuit is connected with the ARM treater.
According to the utility model discloses an at least one embodiment's shipborne satellite antenna state real time monitoring system based on big dipper short message, the spectral analysis circuit carries out spectral analysis, output frequency spectrum information to the shipborne satellite antenna state signal after handling that reduces the frequency.
According to the utility model discloses an at least one embodiment's shipborne satellite antenna state real time monitoring system based on big dipper short message, the ARM treater decomposes shipborne satellite antenna state signal based on spectral information.
According to the utility model discloses an at least one embodiment's shipborne satellite antenna state real-time monitoring system based on big dipper short message, the computer is monitored shipborne satellite antenna state signal.
According to the utility model discloses an at least one embodiment's shipborne satellite antenna state real time monitoring system based on big dipper short message, serial communication interface adopts the RS-232 interface.
According to the utility model discloses a another aspect, an on-board satellite antenna state real-time monitoring system based on big dipper short message, a serial communication port, include: the receiving antenna is used for receiving the state signal of the shipborne satellite antenna sent by the shipborne satellite antenna through the Beidou satellite in real time; the signal processing board is connected with the receiving antenna, and performs frequency reduction processing and baseband processing on the ship-borne satellite antenna state signal and outputs the processed ship-borne satellite antenna state signal; the server equipment is connected with the signal processing board, and the signal processing board stores the output shipborne satellite antenna state signal to the server equipment; the signal processing board and the server equipment transmit the state signals of the shipborne satellite antenna through the serial communication interface; and the computer is connected with the server equipment, the computer reads the shipborne satellite antenna state signals stored in the server equipment in real time, and the server equipment and the computer transmit the shipborne satellite antenna state signals through the serial communication interface.
According to the utility model discloses an at least one embodiment's shipborne satellite antenna state real time monitoring system based on big dipper short message, signal processing board include radio frequency module and baseband processing module, and radio frequency module processes down, and baseband processing module carries out the baseband and handles.
According to the utility model discloses an at least one embodiment's shipborne satellite antenna state real time monitoring system based on big dipper short message, baseband processing module include spectral analysis circuit and ARM treater, and the spectral analysis circuit is connected with the ARM treater.
According to the utility model discloses an at least one embodiment's shipborne satellite antenna state real time monitoring system based on big dipper short message, the spectral analysis circuit carries out spectral analysis, output frequency spectrum information to the shipborne satellite antenna state signal after handling that reduces the frequency.
According to the utility model discloses an at least one embodiment's shipborne satellite antenna state real time monitoring system based on big dipper short message, the ARM treater decomposes shipborne satellite antenna state signal based on spectral information.
According to the utility model discloses an at least one embodiment's shipborne satellite antenna state real time monitoring system based on big dipper short message, serial communication interface adopts the RS-232 interface.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the principles of the invention.
Fig. 1 is a block diagram of the structure of a real-time monitoring system for the state of a shipborne satellite antenna based on a big dipper short message according to an embodiment of the utility model.
Fig. 2 is a block diagram of the real-time monitoring system of the state of the shipborne satellite antenna based on the big dipper short message according to an embodiment of the utility model.
Fig. 3 is a block diagram of the real-time monitoring system for the state of the shipborne satellite antenna based on the big dipper short message according to an embodiment of the utility model.
Fig. 4 is a block diagram of the real-time monitoring system for the state of the shipborne satellite antenna based on the big dipper short message according to an embodiment of the utility model.
Description of reference numerals:
10 ship-borne satellite antenna
20 Beidou satellite
100 real-time monitoring system for state of shipborne satellite antenna based on Beidou short message
101 receiving antenna
102 radio frequency module
103 baseband processing board
1031 frequency spectrum analysis circuit
1032 ARM processor
104 computer
202 signal processing board
2021 radio frequency module
2022 baseband processing module
203 server device.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not to be construed as limitations of the invention. It should be noted that, for convenience of description, only the parts related to the present invention are shown in the drawings.
In the present invention, the embodiments and the features of the embodiments may be combined with each other without conflict. The technical solution of the present invention will be described in detail with reference to the accompanying drawings and embodiments.
Unless otherwise indicated, the illustrated exemplary embodiments/examples will be understood as providing exemplary features of various details of some ways in which the technical concepts of the present invention may be practiced. Thus, unless otherwise indicated, the features of the various embodiments/examples may be additionally combined, separated, interchanged, and/or rearranged without departing from the technical concept of the present invention.
The use of cross-hatching and/or shading in the drawings is generally used to clarify the boundaries between adjacent components. As such, unless otherwise noted, the presence or absence of cross-hatching or shading does not convey or indicate any preference or requirement for a particular material, material property, size, proportion, commonality between the illustrated components and/or any other characteristic, attribute, property, etc., of a component. Further, in the drawings, the size and relative sizes of components may be exaggerated for clarity and/or descriptive purposes. While example embodiments may be practiced differently, the specific process sequence may be performed in a different order than that described. For example, two processes described consecutively may be performed substantially simultaneously or in reverse order to that described. In addition, like reference numerals denote like parts.
When an element is referred to as being "on" or "on," "connected to" or "coupled to" another element, it can be directly on, connected or coupled to the other element or intervening elements may be present. However, when an element is referred to as being "directly on," "directly connected to" or "directly coupled to" another element, there are no intervening elements present. For purposes of this disclosure, the term "connected" may refer to physically, electrically, etc., and may or may not have intermediate components.
For descriptive purposes, the invention may use spatially relative terms such as "below … …," below … …, "" below … …, "" below, "" above … …, "" above, "" … …, "" higher, "and" side (e.g., "in the sidewall") to describe one component's relationship to another (other) component as illustrated in the figures. Spatially relative terms are intended to encompass different orientations of the device in use, operation, and/or manufacture in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below … …" can encompass both an orientation of "above" and "below". Further, the devices may be otherwise positioned (e.g., rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
The terminology used herein is for the purpose of describing particular embodiments and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. Furthermore, when the terms "comprises" and/or "comprising" and variations thereof are used in this specification, the presence of stated features, integers, steps, operations, elements, components and/or groups thereof are stated but does not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components and/or groups thereof. It is also noted that, as used herein, the terms "substantially," "about," and other similar terms are used as approximate terms and not as degree terms, and as such, are used to interpret inherent deviations in measured values, calculated values, and/or provided values that would be recognized by one of ordinary skill in the art.
Fig. 1 is a block diagram of the structure of a real-time monitoring system for the state of a shipborne satellite antenna based on a big dipper short message according to an embodiment of the utility model.
The real-time monitoring system 100 for the state of the shipborne satellite antenna based on the Beidou short message shown in the figure 1 comprises: the receiving antenna 101, the receiving antenna 101 receives the ship-borne satellite antenna state signal sent by the ship-borne satellite antenna 10 via the Beidou satellite 20 in real time; the radio frequency module 102 is connected with the receiving antenna 101, and the radio frequency module 102 performs frequency reduction processing on the ship-borne satellite antenna state signal and outputs the ship-borne satellite antenna state signal after the frequency reduction processing; the baseband processing board 103 is connected with the radio frequency module 102, and the baseband processing board 103 performs baseband processing on the ship-borne satellite antenna state signal subjected to the frequency reduction processing; and the computer 104, the computer 104 is connected with the baseband processing board 103, the computer 104 reads the shipborne satellite antenna state signal after the baseband processing output by the baseband processing board 103 in real time, and the baseband processing board 103 and the computer 104 transmit the shipborne satellite antenna state signal through a serial communication interface.
The status signal of the shipborne satellite antenna sent by the shipborne satellite antenna 10 is in the form of a short message. The shipborne satellite antenna 10 comprises an antenna module, an antenna controller and a Beidou receiving and transmitting module which are connected in sequence, wherein the antenna controller can process state data of the shipborne satellite antenna 10 into an antenna state signal in a short message form and send the antenna state signal through the Beidou receiving and transmitting module.
The radio frequency module 102 performs frequency reduction processing on a received radio frequency signal (a ship-borne satellite antenna state signal) from the Beidou satellite 20, and sends the signal subjected to frequency reduction processing to the baseband processing board 103, and the baseband processing board 103 performs baseband processing on the signal subjected to frequency reduction processing and sent by the radio frequency module 102 to obtain a baseband signal.
The computer 104 reads the state signal of the shipborne satellite antenna after the baseband processing output by the baseband processing board 103 in real time, analyzes the baseband signal by executing a computer program to obtain the real-time state information of the shipborne satellite antenna, and displays the real-time state information of the shipborne satellite antenna by pictures and texts through a display device, thereby realizing the remote real-time monitoring of the state of the shipborne satellite antenna.
The computer 104 need only support the basic computer equipment for operating system and software operation, including CPU, memory, power supply, hard disk, etc.
Fig. 2 is a block diagram of the real-time monitoring system of the state of the shipborne satellite antenna based on the big dipper short message according to an embodiment of the utility model.
The real-time monitoring system 100 for the state of the shipborne satellite antenna based on the Beidou short message shown in FIG. 2 comprises: the receiving antenna 101, the receiving antenna 101 receives the ship-borne satellite antenna state signal sent by the ship-borne satellite antenna 10 via the Beidou satellite 20 in real time; the radio frequency module 102 is connected with the receiving antenna 101, and the radio frequency module 102 performs frequency reduction processing on the ship-borne satellite antenna state signal and outputs the ship-borne satellite antenna state signal after the frequency reduction processing; the baseband processing board 103 is connected with the radio frequency module 102, and the baseband processing board 103 performs baseband processing on the ship-borne satellite antenna state signal subjected to the frequency reduction processing; and the computer 104, the computer 104 is connected with the baseband processing board 103, the computer 104 reads the shipborne satellite antenna state signal after the baseband processing output by the baseband processing board 103 in real time, and the baseband processing board 103 and the computer 104 transmit the shipborne satellite antenna state signal through a serial communication interface.
The baseband processing board 103 comprises a spectrum analysis circuit 1031 and an ARM processor 1032, the spectrum analysis circuit 1031 is connected with the ARM processor 1032, the spectrum analysis circuit 1031 performs spectrum analysis on the ship-borne satellite antenna state signal subjected to the frequency reduction processing, spectrum information is output, and the ARM processor 1032 decomposes the ship-borne satellite antenna state signal based on the spectrum information.
In the embodiment, the spectrum analysis circuit 1031 and the ARM processor 1032 perform baseband processing on the ship-borne satellite antenna state signal subjected to the frequency reduction processing to obtain real-time state information of the ship-borne satellite antenna.
The computer 104 reads the real-time state information of the shipborne satellite antenna output by the baseband processing board 103 in real time, and displays the information through a display device, so that the state of the shipborne satellite antenna is remotely monitored in real time.
Fig. 3 is a block diagram of the real-time monitoring system for the state of the shipborne satellite antenna based on the big dipper short message according to an embodiment of the utility model.
The real-time monitoring system 100 for the state of the shipborne satellite antenna based on the Beidou short message shown in FIG. 3 comprises: the receiving antenna 101, the receiving antenna 101 receives the ship-borne satellite antenna state signal sent by the ship-borne satellite antenna 10 via the Beidou satellite 20 in real time; the signal processing board 202 is connected with the receiving antenna 101, and the signal processing board 202 performs frequency reduction processing and baseband processing on the ship-borne satellite antenna state signal and outputs the processed ship-borne satellite antenna state signal; the server device 203, the server device 203 is connected with the signal processing board 202, and the signal processing board 202 stores the output shipborne satellite antenna state signal to the server device 203; the signal processing board 202 and the server device 203 transmit the state signal of the shipborne satellite antenna through a serial communication interface; and the computer 104, the computer 104 is connected with the server device 203, the computer 104 reads the state signal of the shipborne satellite antenna stored on the server device 203 in real time, and the server device 203 and the computer 104 transmit the state signal of the shipborne satellite antenna through a serial communication interface.
The status signal of the shipborne satellite antenna sent by the shipborne satellite antenna 10 is in the form of a short message. The shipborne satellite antenna 10 comprises an antenna module, an antenna controller and a Beidou receiving and transmitting module which are connected in sequence, wherein the antenna controller can process state data of the shipborne satellite antenna 10 into an antenna state signal in a short message form and send the antenna state signal through the Beidou receiving and transmitting module.
The signal processing board 202 stores the output shipborne satellite antenna state signal to the server apparatus 203. The server device 203 stores the ship-borne satellite antenna state signal output by the signal processing board 202 and subjected to the frequency reduction processing and the baseband processing, so that the operation load of the computer 104 is reduced.
The computer 104 reads the state signal of the shipborne satellite antenna stored in the server device 203 in real time, analyzes the baseband signal by executing a computer program to obtain the real-time state information of the shipborne satellite antenna, and displays the real-time state information of the shipborne satellite antenna in image and text through a display device, thereby realizing the remote real-time monitoring of the state of the shipborne satellite antenna.
Fig. 4 is a block diagram of the real-time monitoring system for the state of the shipborne satellite antenna based on the big dipper short message according to an embodiment of the utility model.
The real-time monitoring system 100 for the state of the shipborne satellite antenna based on the Beidou short message shown in FIG. 4 comprises: the receiving antenna 101, the receiving antenna 101 receives the ship-borne satellite antenna state signal sent by the ship-borne satellite antenna 10 via the Beidou satellite 20 in real time; the signal processing board 202 is connected with the receiving antenna 101, and the signal processing board 202 performs frequency reduction processing and baseband processing on the ship-borne satellite antenna state signal and outputs the processed ship-borne satellite antenna state signal; the server device 203, the server device 203 is connected with the signal processing board 202, and the signal processing board 202 stores the output shipborne satellite antenna state signal to the server device 203; the signal processing board 202 and the server device 203 transmit the state signal of the shipborne satellite antenna through a serial communication interface; and the computer 104, the computer 104 is connected with the server device 203, the computer 104 reads the state signal of the shipborne satellite antenna stored on the server device 203 in real time, and the server device 203 and the computer 104 transmit the state signal of the shipborne satellite antenna through a serial communication interface.
The signal processing board 202 includes a radio frequency module 2021 and a baseband processing module 2022, the radio frequency module 2021 is connected to the baseband processing module 2022, the radio frequency module 2021 performs down-conversion, and the baseband processing module 2022 performs baseband processing.
The baseband processing module 2022 includes a spectrum analysis circuit and an ARM processor, and the spectrum analysis circuit is connected to the ARM processor. And the frequency spectrum analysis circuit performs frequency spectrum analysis on the ship-borne satellite antenna state signal subjected to the frequency reduction processing and outputs frequency spectrum information. The ARM processor decomposes the onboard satellite antenna status signal based on the spectrum information by executing a computer program.
In the present embodiment, the radio frequency module 2021 and the baseband processing module 2022 disposed on the signal processing board 201 process the status signal of the onboard satellite antenna transmitted by the receiving antenna 101, so as to obtain the real-time status information of the onboard satellite antenna.
The computer 104 reads the real-time state information of the shipborne satellite antenna output by the signal processing board 202 in real time, and displays the information by pictures and texts through the display device, so that the state of the shipborne satellite antenna is remotely monitored in real time.
In each of the above embodiments, the serial communication interface preferably employs an RS-232 interface.
In the above embodiments, the status information of the shipborne satellite antenna includes position data, operation status data, and setting parameter data. The position data comprises Beidou positioning information and time of the shipborne satellite antenna, the running state data comprises the running state (initialization, positioning data waiting, searching state, tracking state, dormant state, loss connection state and the like) of the shipborne satellite antenna, and the setting parameter data comprises target satellite precision, high-frequency head local oscillator, downlink frequency, symbol rate, polarization direction, 22K state, beacon data, beacon bandwidth and the like of the shipborne satellite antenna.
The utility model discloses a ship-borne satellite antenna state real time monitoring system based on big dipper short message structure is succinct, can carry out long-range real time monitoring to ship-borne satellite antenna state by the real-time efficient.
In the description herein, reference to the description of the terms "one embodiment/mode," "some embodiments/modes," "example," "specific example" or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment/mode or example is included in at least one embodiment/mode or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to be the same embodiment/mode or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments/modes or examples. Furthermore, the various embodiments/aspects or examples and features of the various embodiments/aspects or examples described in this specification can be combined and combined by one skilled in the art without conflicting therewith.
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 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.
It will be understood by those skilled in the art that the foregoing embodiments are provided for clarity of description only, and are not intended to limit the scope of the invention. Other variations or modifications will occur to those skilled in the art based on the foregoing disclosure and are still within the scope of the invention.
Claims (10)
1. The utility model provides a ship-borne satellite antenna state real-time monitoring system based on big dipper short message which characterized in that includes:
the receiving antenna is used for receiving a state signal of the shipborne satellite antenna sent by the shipborne satellite antenna through the Beidou satellite in real time;
the radio frequency module is connected with the receiving antenna and is used for carrying out frequency reduction processing on the ship-borne satellite antenna state signal and outputting the ship-borne satellite antenna state signal after the frequency reduction processing;
the baseband processing board is connected with the radio frequency module and is used for performing baseband processing on the ship-borne satellite antenna state signal subjected to the frequency reduction processing; and
and the computer is connected with the baseband processing board, the computer reads the shipborne satellite antenna state signal which is output by the baseband processing board and is processed by the baseband processing board in real time, and the baseband processing board and the computer transmit the shipborne satellite antenna state signal through a serial communication interface.
2. The Beidou short message based shipborne satellite antenna state real-time monitoring system of claim 1, wherein the baseband processing board comprises a spectrum analysis circuit and an ARM processor, and the spectrum analysis circuit is connected with the ARM processor.
3. The Beidou short message-based shipborne satellite antenna state real-time monitoring system according to claim 2, wherein the spectrum analysis circuit performs spectrum analysis on the frequency-reduced shipborne satellite antenna state signal and outputs spectrum information.
4. The Beidou short message based real-time monitoring system for the state of the shipborne satellite antenna, as recited in claim 3, wherein the ARM processor decomposes a state signal of the shipborne satellite antenna based on the spectrum information.
5. The Beidou short message based shipborne satellite antenna state real-time monitoring system according to claim 1, wherein the computer monitors the shipborne satellite antenna state signal.
6. The Beidou short message based shipborne satellite antenna state real-time monitoring system according to any one of claims 1 to 5, wherein the serial communication interface adopts an RS-232 interface.
7. The utility model provides a ship-borne satellite antenna state real-time monitoring system based on big dipper short message which characterized in that includes:
the receiving antenna is used for receiving a state signal of the shipborne satellite antenna sent by the shipborne satellite antenna through the Beidou satellite in real time;
the signal processing board is connected with the receiving antenna, and is used for carrying out frequency reduction processing and baseband processing on the shipborne satellite antenna state signal and outputting the processed shipborne satellite antenna state signal;
the server equipment is connected with the signal processing board, and the signal processing board stores the output shipborne satellite antenna state signal to the server equipment; the signal processing board and the server equipment transmit the state signals of the shipborne satellite antenna through a serial communication interface; and
the computer is connected with the server equipment, the computer reads the shipborne satellite antenna state signals stored in the server equipment in real time, and the server equipment and the computer transmit the shipborne satellite antenna state signals through a serial communication interface.
8. The Beidou short message based shipborne satellite antenna state real-time monitoring system of claim 7, wherein the signal processing board comprises a radio frequency module and a baseband processing module, the radio frequency module performs the down-conversion processing, and the baseband processing module performs the baseband processing.
9. The Beidou short message based real-time monitoring system for the state of the shipborne satellite antenna, as set forth in claim 8, wherein the baseband processing module comprises a spectrum analysis circuit and an ARM processor, the spectrum analysis circuit is connected with the ARM processor.
10. The Beidou short message based shipborne satellite antenna state real-time monitoring system according to claim 9, wherein the spectrum analysis circuit performs spectrum analysis on the down-converted shipborne satellite antenna state signal and outputs spectrum information.
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| CN201922380071.XU CN210899632U (en) | 2019-12-26 | 2019-12-26 | Ship-borne satellite antenna state real-time monitoring system based on Beidou short message |
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| CN201922380071.XU CN210899632U (en) | 2019-12-26 | 2019-12-26 | Ship-borne satellite antenna state real-time monitoring system based on Beidou short message |
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| CN113644961A (en) * | 2021-07-28 | 2021-11-12 | 亚太卫星宽带通信（深圳）有限公司 | Ship-borne satellite antenna state real-time monitoring system based on big dipper short message |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113644961A (en) * | 2021-07-28 | 2021-11-12 | 亚太卫星宽带通信（深圳）有限公司 | Ship-borne satellite antenna state real-time monitoring system based on big dipper short message |
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Address after: 215505 3rd floor, R & D building, No.5, National University Science and Technology Park entrepreneurial base, No.1 Jindu Road, Changshu high tech Industrial Development Zone, Suzhou City, Jiangsu Province Patentee after: Suzhou Dashun Weier Technology Co.,Ltd. Address before: 215505 3rd floor, R & D building, No.5, National University Science and Technology Park entrepreneurial base, No.1 Jindu Road, Changshu high tech Industrial Development Zone, Suzhou City, Jiangsu Province Patentee before: CHANGSHU DASHUNWEIER COMMUNICATION TECHNOLOGY Co.,Ltd. |
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