Ultra-short wave module for unmanned vehicle communication
By adopting a zero-IF architecture and integrated design, the problems of large size and low reliability of traditional UHF communication equipment have been solved, realizing the miniaturization and high reliability of the communication module for unmanned aerial vehicles, and supporting flexible updates for online software upgrades.
Patent Information
- Application Number
- CN202520320961.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-27
- Publication Date
- 2026-02-27
- Estimated Expiration
- 2035-02-27
AI Technical Summary
Traditional UHF communication equipment is large and complex in structure, and requires frequent changes to components when the protocol is updated, making it difficult to achieve miniaturization and high reliability on unmanned vehicles.
It adopts a zero-IF architecture, integrates a core board, RF board and bus interface, uses PSOC chip and DDR and eMMC memory, and combines digital signal processor and RF transceiver to support online software upgrades, realizing the miniaturization and integration of hardware platform.
It reduces device size, lowers power consumption, improves reliability and module scalability, enables design updates through software upgrades without changing components, and enhances processing power and flexibility.
Smart Images
Figure CN223957556U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of ultra-short wave module, specifically to an ultra-short wave module for unmanned vehicle communication. BACKGROUND
[0002] The traditional ultra-short wave communication equipment is of superheterodyne architecture, and has many module divisions, and many function circuits are realized through separate devices, which first causes problems of large size and complex structure, and second, the reliability and power consumption cannot meet high requirements because each function module is independent, and in addition, in the era of fast updating of communication mode and protocol, each design update causes re-design of modules or change of separate devices, which makes it almost impossible to improve the miniaturization of the traditional architecture unmanned platform. SUMMARY
[0003] The utility model solves the technical problem of overcoming the defects of the prior art and provides an ultra-short wave module for unmanned vehicle communication, which can effectively solve the problems in the background art.
[0004] In order to achieve the above-mentioned purpose, the utility model discloses an ultra-short wave module for unmanned vehicle communication, which adopts the technical scheme of comprising a bottom plate, the bottom plate is electrically connected with a core board, a radio frequency board and a bus interface, the core board is provided with a chip and a memory, the memory and the chip are electrically connected, the chip is a programmable chip, the core board and the radio frequency board are bidirectionally connected with the bottom plate, the bottom plate is also connected with a digital signal processor and a radio frequency transceiver, the bottom plate is also provided with a third control interface, and the third control interface is bidirectionally connected with a power amplifier unit. By using the core board, the miniaturization and integration of the hardware platform can be realized, the size is reduced, and the power consumption is reduced.
[0005] As a preferred technical scheme of the utility model, the bus interface is a VPX socket, and the VPX socket is bidirectionally connected with external control and service data. Repeatable online software upgrading makes it a general platform, and the update of the design can be realized through repeated software injection and upgrading of the provided network port, without changing the device.
[0006] As a preferred technical scheme of the utility model, the chip on the core board is a PSOC (large-scale programmable fusion chip), the memory comprises a DDR memory and a large-capacity eMMC memory, both of which are connected with a data and control bus, and the data and control bus is connected with the PSOC. The PSOC contains a processing system (PS) based on a four-core processor, an FMSH programmable logic (PL), a DSP resource and a high-speed data bus, wherein the DSP resource has 900.
[0007] As a preferred technical scheme of the utility model, the radio frequency transceiver adopts a wideband, high-performance and multi-channel transceiver.
[0008] Compared with the prior art, the utility model has the advantages that: the utility model adopts the architecture of zero intermediate frequency, reduces the overall volume, reduces the overall power consumption, and significantly improves the reliability, adopts PSOC, has more internal resources than the existing discrete ARM processor and FPGA, has stronger processing capacity, and has simpler peripheral circuit, so that the time for completing the whole transceiving and data processing is greatly shortened, and it is possible to write code in high-level language, the use of digital signal processor realizes modulation and demodulation, coding and decoding algorithms for signal digitization on a general information processing platform, through repeated online software upgrading, the utility model becomes a general platform, and the design update can be repeated and upgraded through the provided network port without changing the device, so that the scalability and flexibility of the module are greatly improved. BRIEF DESCRIPTION OF DRAWINGS
[0009] Figure 1 It is a front view structural schematic diagram of the utility model;
[0010] Figure 2 It is a front view structural schematic diagram of the utility model bottom plate;
[0011] Figure 3 It is a rear view structural schematic diagram of the utility model;
[0012] Figure 4 It is a core board structural schematic diagram of the utility model;
[0013] Figure 5 It is a signal connection schematic diagram of the utility model.
[0014] In the drawing: 1, bottom plate; 2, core board; 3, radio frequency board; 4, VPX socket; 5, first control interface; 6, second control interface; 7, radio frequency interface; 8, third control interface; 9, digital signal processor; 10, radio frequency transceiver; 11, DDR memory; 12, PSOC; 13, large-capacity eMMC memory. DETAILED DESCRIPTION
[0015] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model. Embodiment 1
[0016] AsFigures 1 to 5 The utility model discloses a kind of ultra-short wave modules for unmanned vehicle communication, the technical solutions used are, including bottom plate 1, VPX socket 4 is on bottom plate 1, the front of bottom plate 1 has first control interface 5, second control interface 6, radio frequency interface 7 and third control interface 8, VPX socket 4 bidirectional signal connection controls and service data outside. Figure 4 As shown, PSOC12 is on core board 2, DDR memory 11 and large capacity eMMC memory 13, DDR memory 11 and large capacity eMMC memory 13 are bidirectional signal connection PSOC12 by data and control bus. PSOC12 has also bidirectional signal connected digital signal processor 9 and radio frequency transceiver 10, and radio frequency transceiver 10 is all installed on the back of bottom plate 1. The second control interface 6 has bidirectional signal connected radio frequency board 3, and the second control interface 6 is connected with radio frequency transceiver 10. Radio frequency interface 7 is bidirectional signal connection radio frequency board 3, and PSOC12 is connected with third control interface 8, and third control interface 8 is power amplifier control interface, and bidirectional signal is connected with power amplifier unit.
[0017] The working principle of the utility model: when ultra-short wave module transmits, analog audio signal or service data received by ultra-short wave module through VPX socket 4 is output after being handled by PSOC12 and digital signal processor 9, and modulated baseband data is given radio frequency transceiver 10, and the signal is selected and filtered and amplified in radio frequency transceiver 10, and the strong interference signal and noise of front end are suppressed, and then radio frequency board 3 is output after digital-analog conversion, and then amplified and filtered by radio frequency board 3, and then output to power amplifier unit. When ultra-short wave module receives, the signal received by radio frequency board 3 is selected and filtered and amplified, and the strong interference signal and noise of front end are suppressed, and then output to radio frequency transceiver 10 through radio frequency interface 7, and the signal is filtered, amplified and down-converted to baseband data in radio frequency transceiver 10, and the baseband data is demodulated after being handled by PSOC12 and digital signal processor 9, and analog audio signal or service data is output to VPX socket 4.
[0018] The circuit and mechanical connection involved in the utility model are the usual means adopted by the person skilled in the art, and can be obtained by limited tests, which belong to the public knowledge.
[0019] The components not described in detail in the present application are prior art.
[0020] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.
Claims
1. A VHF / UHF module for communication of unmanned aerial vehicles, characterized in that: The system includes a base plate (1), on which a core board (2), a radio frequency board (3) and a bus interface are electrically connected. The core board (2) is provided with a chip and a memory. The memory and the chip are electrically connected. The chip is a programmable chip. The core board (2) and the radio frequency board (3) are bidirectionally connected to the base plate (1). The base plate (1) is also connected with a digital signal processor (9) and a radio frequency transceiver (10). The base plate (1) also has a third control interface (8), which is bidirectionally connected to a power amplifier unit.
2. The ultra-shortwave module for communication of unmanned aerial vehicles according to claim 1, characterized in that: The bus interface is a VPX socket (4).
3. The ultra-shortwave module for communication of unmanned aerial vehicles according to claim 1, characterized in that: The chip on the core board (2) is a PSOC (12), and the memory includes a DDR memory (11) and a large-capacity eMMC memory (13), both of which are connected to a data and control bus, which is connected to the PSOC (12).
4. The ultra-shortwave module for communication of unmanned aerial vehicles according to claim 1, characterized in that: The radio frequency transceiver (10) is a broadband, high-performance, multi-channel transceiver.