CN113766361A - Multi-upper-computer telemetering ground data forwarding system - Google Patents
Multi-upper-computer telemetering ground data forwarding system Download PDFInfo
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- CN113766361A CN113766361A CN202110734249.5A CN202110734249A CN113766361A CN 113766361 A CN113766361 A CN 113766361A CN 202110734249 A CN202110734249 A CN 202110734249A CN 113766361 A CN113766361 A CN 113766361A
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Abstract
The invention provides a multi-upper-computer telemetering ground data forwarding system which comprises a lower computer and at least two upper computers, wherein the lower computer is used for receiving external telemetering signals, processing the telemetering signals to form telemetering data and simultaneously transmitting the telemetering data to the at least two upper computers, and the upper computers are used for analyzing and displaying the telemetering data; the multi-upper-computer telemetering ground data forwarding system provided by the invention has the advantages of simple organizational structure design and strong practicability, and can realize the multiplexing of telemetering data of a single lower computer through a plurality of upper computers, thereby greatly reducing the cost, effectively improving the efficiency of telemetering data processing and analysis, and well meeting the requirements of ground telemetering data processing and display.
Description
Technical Field
The invention relates to the technical field of telemetering data forwarding, in particular to a multi-upper-computer telemetering ground data forwarding system.
Background
Telemetry is a technology for realizing remote data coding transmission through a wired or wireless channel, is widely used in unattended systems, complex system tests and special equipment tests, and particularly in the special equipment tests, the decision of real-time resolving auxiliary tests by using telemetry data becomes one of the current mainstream modes.
The telemetering ground station is a ground device used for receiving, processing, storing and transmitting specific parameters of a remote measured object in a telemetering system, generally comprises a receiving antenna, a lower computer and an upper computer, and has the working principle that: the receiving antenna tracks and receives the telemetering signals sent by the remote measured object, the lower computer performs down-conversion and demodulation on the received telemetering signals, and the upper computer performs resolving, displaying and storing on the demodulated telemetering data. In a traditional telemetering ground station, a lower computer and an upper computer are usually in one-to-one correspondence, and the upper computer puts received telemetering data into a data sharing pool for data processing and display by single data processing software. However, this is not conducive to monitoring the telemetry data in real time at multiple locations simultaneously, and it is also not possible to implement simultaneous processing and display of the telemetry data from the same data source by multiple data processing software.
With the increasing complexity of the parameters of the object to be measured and the increasing of the data needing real-time analysis, the key parameters cannot be processed and displayed in time well by adopting a single upper computer or a single data processing software. The traditional telemetering ground station can not meet the requirements of ground telemetering data processing and display, so a system which can meet the requirement that a single lower computer can simultaneously carry out telemetering data forwarding processing on a plurality of upper computers needs to be designed.
Disclosure of Invention
Aiming at the problems in the prior art, the multi-upper computer telemetering ground data forwarding system provided by the invention well solves the problems in the background technology so as to meet the requirements of receiving, processing and displaying the data of the same lower computer by a plurality of upper computers at the same time.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a many upper computer telemetering measurement ground data forwarding system, includes lower computer and two at least upper computers, the lower computer is used for receiving outside telemetering measurement signal, and will form telemetering measurement data after the telemetering measurement signal processing and will telemetering measurement data conveys two at least simultaneously the upper computer, the upper computer is used for right telemetering measurement data is analyzed and is shown.
In one embodiment, at least two upper computers comprise an upper computer host and at least one upper computer slave,
the lower computer is used for carrying out down-conversion and demodulation processing on the telemetering signals to form telemetering data, the telemetering data are respectively sent to the upper computer host and the upper computer slave,
the host computer is used for setting receiving parameters, forwarding parameters and network parameters of the lower computer, setting the IP address of the host computer, enabling the host computer and the lower computer to be in the same local area network to realize communication with the lower computer, and analyzing, displaying and storing the received telemetering data;
the upper computer slave machine is used for setting the IP address of the upper computer slave machine, enabling the upper computer slave machine and the lower computer to be in the same local area network to realize communication with the lower computer, and analyzing and displaying the received telemetering data.
In one embodiment, the lower computer comprises a down converter, a demodulator, a network data exchange module, a power supply module, a host network interface and at least one slave network interface;
the power supply module is respectively connected with the down converter, the demodulator and the network data exchange module and supplies power to the down converter, the demodulator and the network data exchange module; one end of the down converter is connected with an external telemetering receiving antenna, the other end of the down converter is connected with the demodulator, and the down converter is used for taking the telemetering signal out of a carrier wave from the external telemetering antenna to obtain a PCM signal; one end of the demodulator is connected with the down converter, the other end of the demodulator is connected with the network data exchange module, the demodulator is used for demodulating the PCM signal and converting the PCM signal into the telemetering data; one end of the network data exchange module is connected with the demodulator, and the other end of the network data exchange module is respectively connected with the host computer and the host computer slave computer through the host computer network port, the slave computer network port and the network cable, so that communication between the host computer and the host computer slave computer is realized.
In one embodiment, the receiving parameters include receiving frequency points, demodulation code rates, a demodulation system, data polarities and frame formats, and the forwarding parameters include IP addresses of the lower computers, port numbers of the network ports of the host computers and the network ports of the various slave computers, subnet masks of the lower computers, default gateways of the lower computers, UDP broadcast addresses and port numbers; the network parameters include an IP address and a port number.
Compared with the prior art, the multi-upper-computer telemetering ground data forwarding system provided by the invention has the advantages that the organization and architecture design is simple, the practicability is high, the upper computers at multiple positions can simultaneously monitor telemetering data in real time, the data processing software in the upper computers can simultaneously process and display the telemetering data of the same data source, the telemetering data of a single lower computer can be multiplexed, the cost is reduced, the telemetering data processing and analyzing efficiency is improved, and the requirements of ground telemetering data processing and displaying are well met.
Drawings
Fig. 1 is a schematic diagram of the structure and the work flow of the present invention.
Detailed Description
As shown in fig. 1:
a multi-upper computer telemetering ground data forwarding system mainly comprises a lower computer and a plurality of upper computers, wherein each upper computer comprises an upper computer host and a plurality of upper computer slave machines;
the lower computer realizes the down-conversion and demodulation operation of the telemetering data according to the setting of the host computer of the upper computer and respectively sends the obtained telemetering data to the host computer network interface and each slave network interface; the power supply module is respectively connected with the down converter, the demodulator and the network data exchange module and simultaneously supplies power to the down converter, the demodulator and the network data exchange module; one end of the down converter is connected with an external telemetering receiving antenna, the other end of the down converter is connected with the demodulator, and the down converter is used for taking out telemetering signals from a carrier wave of the external telemetering receiving antenna to obtain PCM signals; one end of the demodulator is connected with the down converter, the other end of the demodulator is connected with the network data exchange module, and the PCM signal is demodulated through the frequency converter and converted into telemetering data; one end of the network data exchange module is connected with the demodulator, and the other end of the network data exchange module is respectively connected with the upper computer host and the upper computer slave machines through the host computer network port, the plurality of slave machine network ports and the network cable, so that the communication between the upper computer host and the upper computer slave machines is realized.
The host machine of the upper computer is connected with the host machine network port on the lower computer through a network cable, and each slave machine of the upper computer is respectively connected with the slave machine network port on the lower computer through a network cable; the host computer of the upper computer sets receiving parameters, forwarding parameters and network parameters of the lower computer, specifically, the receiving parameters comprise receiving frequency points, demodulation code rates, a demodulation system, data polarities, a frame format and the like, the forwarding parameters comprise IP addresses of the lower computer, port numbers of a host computer network port and network ports of various slave computers, subnet masks of the lower computer, default gateways of the lower computer, UDP broadcast addresses, port numbers and the like; the network parameters comprise IP addresses, port numbers and the like; setting the IP address of the host computer and the network parameter of the lower computer monitored by the host computer, so that the host computer and the lower computer are in the same local area network, realizing the communication with the lower computer, and analyzing, displaying and storing the received telemetering data from the lower computer; the upper computer slave sets the IP address of the local computer, sets the network parameters of the lower computer monitored by the upper computer slave, enables the upper computer slave and the lower computer to be in the same local area network, realizes communication with the lower computer, and analyzes and displays the received telemetering data from the lower computer.
The operation process of the multi-upper computer telemetering ground data forwarding system provided by the invention is as follows:
the first step is as follows: the host of the upper computer is connected to the host network port on the lower computer through a network cable, and the other slave computers of the upper computer are respectively connected to the slave network ports on the lower computer through network cables;
the second step is that: setting receiving parameters (receiving frequency points, demodulation code rates, a demodulation system, data polarities and a frame format) and forwarding parameters (including IP addresses of the lower computer, port numbers of a host machine network port and each slave machine network port, subnet masks of the lower computer, default gateways of the lower computer, UDP (user datagram protocol) broadcast addresses and port numbers) for the lower computer by the host of the upper computer;
the third step: setting an IP address of a host computer of the upper computer, and setting network parameters (the IP address and the port number) of the lower computer monitored by the host computer;
the fourth step: the IP addresses of a plurality of upper computer slave machines are respectively set, and the network parameters (the IP addresses and the port numbers) of the lower computer monitored by the upper computer slave machines are set.
The work flow of the multi-upper computer telemetering ground data forwarding system provided by the invention is as follows: the lower computer carries out down-conversion and demodulation processing on the received telemetering signals from an external telemetering receiving antenna and respectively sends the telemetering data obtained through the processing to a host machine network port and each slave machine network port on the lower computer; the host computer receives the telemetering data from the host computer network port on the lower computer, and analyzes, displays and stores the received telemetering data; meanwhile, the upper computer slave machine receives the telemetering data from the slave machine network ports on the lower computer respectively, and analyzes and displays the received telemetering data.
By the multi-upper-computer telemetering ground data forwarding system, received telemetering signals can be converted into telemetering data and are respectively sent to the plurality of upper computers, and the telemetering data can be analyzed and displayed quickly.
The multi-upper-computer telemetering ground data forwarding system provided by the invention has the advantages of simple organizational structure design and strong practicability, and can realize the multiplexing of telemetering data of a single lower computer through a plurality of upper computers, thereby greatly reducing the cost, effectively improving the efficiency of telemetering data processing and analysis, and well meeting the requirements of ground telemetering data processing and display.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (4)
1. The multi-upper-computer telemetering ground data forwarding system is characterized by comprising a lower computer and at least two upper computers, wherein the lower computer is used for receiving external telemetering signals and simultaneously transmitting telemetering data formed after the telemetering signals are processed to the at least two upper computers, and the upper computers are used for analyzing and displaying the telemetering data.
2. The system of claim 1, wherein the at least two upper computers comprise an upper computer master and at least one upper computer slave,
the lower computer is used for carrying out down-conversion and demodulation processing on the telemetering signals to form telemetering data, the telemetering data are respectively sent to the upper computer host and the upper computer slave,
the host computer is used for setting receiving parameters, forwarding parameters and network parameters of the lower computer, setting the IP address of the host computer, enabling the host computer and the lower computer to be in the same local area network to realize communication with the lower computer, and analyzing, displaying and storing the received telemetering data;
the upper computer slave machine is used for setting the IP address of the upper computer slave machine, enabling the upper computer slave machine and the lower computer to be in the same local area network to realize communication with the lower computer, and analyzing and displaying the received telemetering data.
3. The multi-upper-computer telemetry ground data forwarding system of claim 2, wherein the lower computer comprises a down converter, a demodulator, a network data exchange module, a power supply module, a host network port and at least one slave network port;
the power supply module is respectively connected with the down converter, the demodulator and the network data exchange module and supplies power to the down converter, the demodulator and the network data exchange module; one end of the down converter is connected with an external telemetering receiving antenna, the other end of the down converter is connected with the demodulator, and the down converter is used for taking the telemetering signal out of a carrier wave from the external telemetering antenna to obtain a PCM signal; one end of the demodulator is connected with the down converter, the other end of the demodulator is connected with the network data exchange module, the demodulator is used for demodulating the PCM signal and converting the PCM signal into the telemetering data; one end of the network data exchange module is connected with the demodulator, and the other end of the network data exchange module is respectively connected with the host computer and the host computer slave computer through the host computer network port, the slave computer network port and the network cable, so that communication between the host computer and the host computer slave computer is realized.
4. The multi-upper-computer telemetry ground data forwarding system of claim 3, wherein the receiving parameters include receiving frequency points, demodulation code rates, demodulation regimes, data polarities and frame formats, and the forwarding parameters include lower-computer IP addresses, port numbers of a host computer network port and each slave computer network port, lower-computer subnet masks, lower-computer default gateways, UDP broadcast addresses and port numbers; the network parameters include an IP address and a port number.
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