CN117544182A - Integrated multichannel buoy radio signal simulator - Google Patents
Integrated multichannel buoy radio signal simulator Download PDFInfo
- Publication number
- CN117544182A CN117544182A CN202311493175.6A CN202311493175A CN117544182A CN 117544182 A CN117544182 A CN 117544182A CN 202311493175 A CN202311493175 A CN 202311493175A CN 117544182 A CN117544182 A CN 117544182A
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- buoy
- signal
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- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims abstract description 33
- 238000006243 chemical reaction Methods 0.000 claims abstract description 19
- 230000003321 amplification Effects 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 11
- 238000001228 spectrum Methods 0.000 claims description 9
- 238000001914 filtration Methods 0.000 claims description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
- H04B1/0007—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain wherein the AD/DA conversion occurs at radiofrequency or intermediate frequency stage
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/52004—Means for monitoring or calibrating
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
- H04B1/04—Circuits
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
The invention belongs to the technical field of sonar buoys, and particularly relates to an integrated multichannel buoy radio signal simulator, which comprises a buoy radio signal simulator and an upper computer, wherein a signal generation module receives an instruction issued by the upper computer through an Ethernet, and sets a working mode, a working frequency point and a working channel of the buoy according to the instruction; the signal generating module receives buoy data issued by the upper computer through the Ethernet and caches the buoy data through the DDR3; the signal generation module reads buoy data from the DDR3 and generates buoy radio modulation signals according to a buoy working mode set by the upper computer; the signal generation module transmits the radio modulation signal to the DA conversion module and the power amplification module; the upper computer mainly completes the generation and the transmission of buoy data. The invention can greatly reduce the cost and the volume of the buoy radio signal simulator and is convenient to carry and maintain.
Description
Technical Field
The invention belongs to the technical field of sonar buoys, and particularly relates to an integrated multichannel buoy radio signal simulator.
Background
Buoy radio signal simulators are mainly used for buoy system testing and outfield testing. The traditional buoy radio signal simulator mostly adopts a real buoy or a distributed simulator, is inconvenient to carry and is unchanged in maintenance.
Disclosure of Invention
In view of the above, the invention provides an integrated multi-channel buoy radio signal simulator, which adopts an integrated multi-channel buoy radio signal simulator and adopts a software radio mode, so that the multi-channel buoy radio signal of the simulator can be simultaneously simulated, the system test is convenient, the volume is small, the cost is low, and the carrying and the maintenance are convenient.
In order to achieve the technical purpose, the invention adopts the following specific technical scheme:
an integrated multi-channel buoy radio signal simulator which is communicated with an upper computer;
the upper computer is used for completing generation and transmission of buoy data and controlling the working state of the buoy radio signal simulator;
the buoy radio signal simulator comprises an Ethernet interface module, a DDR3 storage module, a signal generation module, a DA conversion module and a power amplification module;
the signal generation module receives buoy data issued by the upper computer through the Ethernet, and caches the received buoy data to the DDR3 storage module;
the signal generation module reads buoy data from the DDR3 storage module and generates buoy radio modulation signals according to a buoy working mode, a working frequency point and a working channel set by the upper computer;
the signal generation module transmits the radio modulation signal to the DA conversion module and the power amplification module.
Further, the signal generation module separates the buoy data and then respectively transmits the buoy data to different storage areas of the DDR3 storage module based on a plurality of different channels;
one channel reads the DDR3 memory module and then generates a buoy radio modulation signal of a frequency point; each channel is used for generating radio modulation signals of different frequency points.
Further, the buoy operation mode includes: buoy digital radio modulation mode and buoy analog radio modulation mode.
Further, in the buoy digital radio modulation mode: the signal generation module carries out Gaussian filtering on buoy data, carries out MSK modulation on the filtered signals, and generates zero-frequency signals; then, frequency spectrum shifting is carried out according to the set frequency points, and an intermediate frequency signal is generated; and then the DA conversion module shifts the frequency spectrum of the intermediate frequency signal to generate a radio frequency signal meeting the operating frequency of the buoy.
Further, in the buoy analog radio modulation mode: the signal generation module modulates buoy data to an intermediate frequency FM signal through the DDS signal; and then the DA conversion module shifts the frequency spectrum of the intermediate frequency FM signal to generate a radio frequency signal meeting the operating frequency of the buoy.
Further, the signal generating module outputs the generated multipath buoy modulation signals to the DA conversion module in a signal superposition mode, and the transmission of the multipath radio modulation signals is completed.
The invention has the beneficial effects that:
through the mode of software radio, the transmission of the multi-path buoy radio signal can be completed by using one path of radio frequency DA, and the volume and the cost of the buoy radio signal simulator are greatly reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present disclosure, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present disclosure, and other drawings may be obtained according to these drawings without inventive effort to a person of ordinary skill in the art.
FIG. 1 is a block diagram of an integrated multi-channel buoy radio signal simulator system of the invention.
Fig. 2 is a block diagram of a multi-channel buoy radio modulated signal generation.
Detailed Description
Embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.
Other advantages and effects of the present disclosure will become readily apparent to those skilled in the art from the following disclosure, which describes embodiments of the present disclosure by way of specific examples. It will be apparent that the described embodiments are merely some, but not all embodiments of the present disclosure. The disclosure may be embodied or practiced in other different specific embodiments, and details within the subject specification may be modified or changed from various points of view and applications without departing from the spirit of the disclosure. It should be noted that the following embodiments and features in the embodiments may be combined with each other without conflict. All other embodiments, which can be made by one of ordinary skill in the art without inventive effort, based on the embodiments in this disclosure are intended to be within the scope of this disclosure.
It is noted that various aspects of the embodiments are described below within the scope of the following claims. It should be apparent that the aspects described herein may be embodied in a wide variety of forms and that any specific structure and/or function described herein is merely illustrative. Based on the present disclosure, one skilled in the art will appreciate that one aspect described herein may be implemented independently of any other aspect, and that two or more of these aspects may be combined in various ways. For example, an apparatus may be implemented and/or a method practiced using any number of the aspects set forth herein. In addition, such apparatus may be implemented and/or such methods practiced using other structure and/or functionality in addition to one or more of the aspects set forth herein.
It should also be noted that the illustrations provided in the following embodiments merely illustrate the basic concepts of the disclosure by way of illustration, and only the components related to the disclosure are shown in the drawings and are not drawn according to the number, shape and size of the components in actual implementation, and the form, number and proportion of the components in actual implementation may be arbitrarily changed, and the layout of the components may be more complicated.
In addition, in the following description, specific details are provided in order to provide a thorough understanding of the examples. However, it will be understood by those skilled in the art that the aspects may be practiced without these specific details.
In one embodiment of the present invention, an integrated multi-channel buoy radio signal simulator is provided, the buoy radio signal simulator being in communication with an upper computer;
the upper computer is used for completing generation and transmission of buoy data and controlling the working state of the buoy radio signal simulator;
the buoy radio signal simulator comprises an Ethernet interface module, a DDR3 storage module, a signal generation module, a DA conversion module and a power amplification module;
the signal generation module receives buoy data issued by the upper computer through the Ethernet, and caches the received buoy data to the DDR3 storage module;
the signal generation module reads buoy data from the DDR3 storage module and generates buoy radio modulation signals according to a buoy working mode, a working frequency point and a working channel set by the upper computer;
the signal generation module transmits the radio modulation signal to the DA conversion module and the power amplification module.
In this embodiment, the signal generating module separates the buoy data and then transmits the separated buoy data to different storage areas of the DDR3 storage module based on a plurality of different channels;
one channel reads the DDR3 memory module and then generates a buoy radio modulation signal of a frequency point; each channel is used for generating radio modulation signals of different frequency points.
In this embodiment, the buoy operation modes include: buoy digital radio modulation mode and buoy analog radio modulation mode.
In this embodiment, in the buoy digital radio modulation mode: the signal generation module carries out Gaussian filtering on buoy data, carries out MSK modulation on the filtered signals, and generates zero-frequency signals; then, frequency spectrum shifting is carried out according to the set frequency points, and an intermediate frequency signal is generated; and then the DA conversion module shifts the frequency spectrum of the intermediate frequency signal to generate a radio frequency signal meeting the operating frequency of the buoy.
In this embodiment, in the buoy analog radio modulation mode: the signal generation module modulates buoy data to an intermediate frequency FM signal through the DDS signal; and then the DA conversion module shifts the frequency spectrum of the intermediate frequency FM signal to generate a radio frequency signal meeting the operating frequency of the buoy.
In this embodiment, the signal generating module outputs the generated multipath buoy modulation signal to the DA converting module in a signal superposition manner, so as to complete the transmission of the multipath radio modulation signal.
The integrated multichannel buoy radio signal simulator of this embodiment mainly includes buoy radio signal simulator and host computer:
the upper computer mainly completes the generation and transmission of buoy data and simultaneously controls the working state of the buoy radio signal simulator;
the buoy radio signal simulator comprises an Ethernet interface module, a DDR3 storage module, a signal generation module, a DA conversion module and a power amplification module;
the signal generation module receives buoy data issued by the upper computer through the Ethernet and caches the received buoy data to DDR3; after the signal generating module caches a certain amount of data, starting to read buoy data from DDR3; the signal generation module generates buoy radio modulation signals according to a buoy working mode, a working frequency point and a working channel which are set by the upper computer;
the signal generation module transmits the radio modulation signal to the DA conversion module and the power amplification module;
as shown in the figure 1, the integrated multi-channel buoy radio signal simulator comprises an upper computer and a buoy radio signal simulator, wherein the buoy radio signal simulator comprises an Ethernet interface module, a DDR3 storage module, a signal generation module, a DA conversion module and a power amplification module;
the upper computer mainly completes the generation and transmission of buoy data and simultaneously controls the working state of the buoy radio signal simulator;
the signal generation module receives buoy data issued by the upper computer through the Ethernet and caches the received buoy data to DDR3;
after the signal generating module caches a certain amount of data, starting to read buoy data from DDR3;
the signal generation module generates buoy radio modulation signals according to a buoy working mode, a working frequency point and a working channel which are set by the upper computer;
the signal generation module transmits the radio modulation signal to the DA conversion module and the power amplification module.
As shown in fig. 2, multiple channels may be set in the signal generating module, and each channel may be set to a buoy digital radio modulation mode GMSK or a buoy analog radio modulation mode FM, respectively;
each channel can move the baseband modulation signal to an intermediate frequency signal according to the set frequency point;
and (3) carrying out signal superposition on the intermediate frequency signals of all the channels, and outputting the superposed signals to the DA to finish the transmission of the multi-channel buoy radio signals.
The foregoing is merely specific embodiments of the disclosure, but the protection scope of the disclosure is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the disclosure are intended to be covered by the protection scope of the disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.
Claims (6)
1. An integrated multi-channel buoy radio signal simulator is characterized in that the buoy radio signal simulator is communicated with an upper computer;
the upper computer is used for completing generation and transmission of buoy data and controlling the working state of the buoy radio signal simulator;
the buoy radio signal simulator comprises an Ethernet interface module, a DDR3 storage module, a signal generation module, a DA conversion module and a power amplification module;
the signal generation module receives buoy data issued by the upper computer through the Ethernet, and caches the received buoy data to the DDR3 storage module;
the signal generation module reads buoy data from the DDR3 storage module and generates buoy radio modulation signals according to a buoy working mode, a working frequency point and a working channel set by the upper computer;
the signal generation module transmits the radio modulation signal to the DA conversion module and the power amplification module.
2. The integrated multi-channel buoy radio signal simulator of claim 1, wherein the signal generation module separates the buoy data and transmits the separated buoy data to different storage areas of the DDR3 storage module based on a plurality of different channels, respectively;
one channel reads the DDR3 memory module and then generates a buoy radio modulation signal of a frequency point; each channel is used for generating radio modulation signals of different frequency points.
3. The integrated multi-channel buoy radio signal simulator of claim 2, wherein the buoy operation mode comprises: buoy digital radio modulation mode and buoy analog radio modulation mode.
4. An integrated multi-channel buoy radio signal simulator according to claim 3, characterized in that in buoy digital radio modulation mode: the signal generation module carries out Gaussian filtering on buoy data, carries out MSK modulation on the filtered signals, and generates zero-frequency signals; then, frequency spectrum shifting is carried out according to the set frequency points, and an intermediate frequency signal is generated; and then the DA conversion module shifts the frequency spectrum of the intermediate frequency signal to generate a radio frequency signal meeting the operating frequency of the buoy.
5. The integrated multi-channel buoy radio signal simulator of claim 4, characterized in that in buoy analog radio modulation mode: the signal generation module modulates buoy data to an intermediate frequency FM signal through the DDS signal; and then the DA conversion module shifts the frequency spectrum of the intermediate frequency FM signal to generate a radio frequency signal meeting the operating frequency of the buoy.
6. The integrated multi-channel buoy radio signal simulator of claim 5, wherein the signal generation module outputs the generated multi-channel buoy modulation signal to the DA conversion module in a signal superposition manner to complete the transmission of the multi-channel radio modulation signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311493175.6A CN117544182A (en) | 2023-11-09 | 2023-11-09 | Integrated multichannel buoy radio signal simulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311493175.6A CN117544182A (en) | 2023-11-09 | 2023-11-09 | Integrated multichannel buoy radio signal simulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117544182A true CN117544182A (en) | 2024-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311493175.6A Pending CN117544182A (en) | 2023-11-09 | 2023-11-09 | Integrated multichannel buoy radio signal simulator |
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| CN (1) | CN117544182A (en) |
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- 2023-11-09 CN CN202311493175.6A patent/CN117544182A/en active Pending
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