Short wave automatic receiving equipment
By designing vertical and parallel layout power modules and reinforced computers in short-wave communication equipment, combining broadband and narrowband receiving modules, the problem of insufficient equipment precision and stability is solved, and efficient and reliable signal reception and processing capabilities are achieved. in a variety of application environments.
Patent Information
- Application Number
- CN202420538323.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-20
- Publication Date
- 2024-12-17
- Estimated Expiration
- 2034-03-20
AI Technical Summary
The existing short-wave communication receiving equipment is not very fine and has poor stability, which affects the stability of signal reception.
A short-wave automatic reception device was designed, including built-in power module of the chassis, reinforced computer, short-wave reception component and channel acquisition and processing module, the power module and reinforced computer are vertically set, the channel acquisition and processing module and short-wave reception component are arranged in parallel, using broadband and narrowband. The receiving module has a maximum instantaneous bandwidth of 2MHz and 25kHz, respectively, and a sensitivity of less than -115dBm, achieving efficient reception and processing of different types of signals.
It improves the reception precision and stability of the equipment, enhances the processing capability of different types of signals, is suitable for a variety of application environments, and realizes the miniaturization and reliability design of the equipment.
Smart Images
Figure CN222192353U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of shortwave communication, in particular to an automatic shortwave receiving device. Background Art
[0002] Shortwave communication is widely used in various communication scenarios due to its advantages such as simple equipment and long communication distance. In shortwave communication systems, shortwave receivers are the core components, mainly used to receive narrowband signals such as traditional voice. Their instantaneous bandwidth is designed to be narrow. With the continuous development of shortwave communication technology, data link signals and 2G / 3G automatic link establishment signals have also been initially developed. The bandwidth of these new signals is wider, so shortwave receivers need to receive signals with larger bandwidths. However, the existing reception precision of shortwave communication is not strong, and there is certain interference, which affects the stability of signal reception. Utility Model Content
[0003] In order to solve the technical problems of low precision and low stability of existing shortwave communication receiving equipment, the present application provides a shortwave automatic receiving device.
[0004] In order to achieve the above-mentioned purpose, the technical solution adopted in the present application is: a shortwave automatic receiving device, comprising a chassis, the chassis has a built-in cavity, and a power module, a reinforced computer, a shortwave receiving component, a clock power division component and a channel acquisition processing module are arranged in the cavity; the power module is perpendicular to the reinforced computer, the channel acquisition processing module, the shortwave receiving component and the clock power division module are arranged in sequence close to the reinforced computer and parallel to the reinforced computer, and the channel acquisition processing module is a PCIE interface bus; the shortwave receiving component includes a broadband receiving module and a narrowband receiving module and is connected to the channel acquisition processing module, and the broadband receiving module and the narrowband receiving module correspond to the receiving channels of the channel acquisition processing module respectively.
[0005] As one of the optimized implementation schemes of the utility model, the power supply module includes a digital power supply module and an analog power supply module, and the circuit connection of the digital power supply module and the analog power supply module is the same.
[0006] As one of the optimized implementation schemes of the utility model, at least two reinforced computers are provided, and the two reinforced computers are respectively a host computer and a backup computer.
[0007] As one of the optimized implementation schemes of the utility model, the maximum instantaneous bandwidth of the broadband receiving module is 2 MHz.
[0008] As one of the optimized implementation schemes of the utility model, the maximum instantaneous bandwidth of the narrowband receiving module is 25kHz.
[0009] As one of the optimized implementation schemes of the utility model, the frequency range of the shortwave automatic receiving device is 2MHz-30MHz.
[0010] As one of the optimized implementation schemes of the utility model, the sensitivity of the shortwave automatic receiving device is less than and equal to -115dBm.
[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: in the technical solution of the present application, the power module provides a stable power supply for the entire device, and the control of the device is realized by reinforcing the computer, and various signals and data can be processed; the shortwave receiving component includes two receiving capabilities, namely, a broadband receiving module and a narrowband receiving module, that is, the device has wide and narrowband data processing capabilities, realizes the reception and processing of different types of signals, and cooperates with the entire device to complete the rapid reception and processing of shortwave signals, with the characteristics of high integration and good reliability, and can be applied to different application environments and has a wider range of applications; the channel acquisition and processing module is a PCIE bus interface with high data processing capabilities; in addition, the vertical and parallel settings divide the interior of the chassis into two cavities for dual-channel layout, rationally utilizes the internal cavity space of the device, and realizes miniaturization and reliability design. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without paying any creative labor.
[0013] Figure 1 It is a structural schematic diagram of a shortwave automatic receiving device provided by the first embodiment of the utility model.
[0014] Figure 2 It is a principle block diagram of a shortwave automatic receiving device provided by the first embodiment of the utility model.
[0015] In the figure:
[0016] 1. Shortwave automatic receiving equipment;
[0017] 10. Chassis; 11. Cavity; 12. Power module; 13. Reinforced computer; 14. Shortwave receiving component; 15. Clock power division component; 16. Channel acquisition processing module;
[0018] 120, digital power module; 121, analog power module; 130, host machine; 131, standby machine; 140, broadband receiving module; 141, narrowband receiving module. DETAILED DESCRIPTION
[0019] In order to make the purpose, technical solution and advantages of the embodiments of the present application clearer, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. The components of the embodiments of the present application described and shown in the drawings here can be arranged and designed in various different configurations.
[0020] Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the present application for protection, but merely represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present application.
[0021] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.
[0022] In the description of this application, it should be noted that if the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. appear, the orientation or position relationship indicated is based on the orientation or position relationship shown in the drawings, or the orientation or position relationship in which the product of the application is usually placed when in use. It is only for the convenience of describing this application and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on this application. In addition, if the terms "first", "second", etc. appear in the description of this application, they are only used to distinguish the description and cannot be understood as indicating or implying relative importance.
[0023] In addition, if the terms "horizontal" or "vertical" appear in the description of this application, it does not mean that the components are required to be absolutely horizontal or suspended, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.
[0024] In the description of this application, it should also be noted that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.
[0025] Please combine Figure 1 and Figure 2 A shortwave automatic receiving device 1 provided in the first embodiment of the utility model includes a chassis 10, the chassis 10 has a built-in cavity 11, and a power module 12, a reinforced computer 13, a shortwave receiving component 14, a clock power division component 15 and a channel acquisition processing module 16 are arranged in the cavity 11; the power module 12 is perpendicular to the reinforced computer 13, the channel acquisition processing module 16, the shortwave receiving component 14 and the clock power division module are arranged in sequence close to the reinforced computer 13 and parallel to the reinforced computer 13, and the channel acquisition processing module 16 is a PCIE bus interface; the shortwave receiving component 14 includes a broadband receiving module 140 and a narrowband receiving module 141 and is connected to the channel acquisition processing module 16, and the broadband receiving module 140 and the narrowband receiving module 141 correspond to the receiving channels of the channel acquisition processing module 16 respectively.
[0026] It is explained that the power module 12 is vertically arranged in the cavity 11, and the modules such as the reinforced computer 13 and the shortwave receiving component 14 are arranged perpendicular to the power module 12, that is, the internal cavity 11 space adopts a left-right divided cavity design to perform a dual-channel layout on the standard CPCI 6U structural form, rationally utilizes the space, and realizes a miniaturized and low-power design; wherein, CPCI refers to Compact Peripheral Component Interconnect, that is, compact PCI; it has the characteristics of hot-swappable, high openness, and high reliability.
[0027] The channel acquisition processing module 16 is a PCIE bus interface, wherein the more PCIEs there are, the higher the transmission bandwidth will be, that is, the device can receive signals with a larger bandwidth.
[0028] The shortwave receiving component 14 is mainly responsible for receiving signals from different distances and frequencies. It includes two different receiving modules. The broadband receiving module 140 has a wider frequency range and can receive signals of multiple different frequencies at the same time. It can improve the anti-interference ability and ensure the quality of the received signal. The broadband receiving module 140 has high sensitivity and can effectively receive air signals to improve its reliability. The narrowband receiving module 141 receives a relatively narrow frequency range and has higher selectivity. It can accurately receive signals of specified frequencies and avoid interference from other frequencies. The two signal receiving modules with different bandwidths enable the device to have wide and narrowband data processing capabilities, and cooperate with the system to complete the rapid reception and refined processing of shortwave signals, with high integration and good reliability.
[0029] Specifically, in this embodiment, one broadband receiving module 140 is provided, and two narrowband receiving modules 141 are provided in sequence close to the broadband receiving module 140, and both different types of receiving modules operate in dual channels, wherein the broadband receiving module 140 corresponds to broadband receiving channels 1 and 2; the narrowband receiving module 141 close to the broadband receiving module 140 corresponds to receiving channels 3 and 4, and the narrowband receiving module 141 far from the broadband receiving module 140 corresponds to receiving channels 1 and 2.
[0030] As an optional implementation, the dimensions of the chassis 10 in length×height×width are 482 mm×412 mm×222 mm, the dimensional tolerance is controlled within 2 mm, and the overall weight of the chassis 10 is less than or equal to 30 kg.
[0031] It can be explained that the reinforced computer 13 is used to realize the functions of power feeding, data storage, background calculation and network control, the shortwave receiving component 14 completes the antenna signal reception, gain control and frequency conversion functions, the channel acquisition processing module 16 completes the intermediate frequency processing and demodulation functions, and the clock power division module provides the clock signals required by the above modules.
[0032] Optionally, the power module 12, the reinforced computer 13, the shortwave receiving component 14, the clock power division component 15 and the channel acquisition processing module 16 all have the function of reporting status information, so that the operating personnel can understand their operating conditions for monitoring and maintenance. The overall equipment has a baseband data output function, provides platform resources, supports secondary development, and also has a protection level under harsh environmental conditions to extend the service life of the overall equipment.
[0033] It can be understood that in the technical solution of the present application, the power module 12 provides a stable power supply for the entire device, controls the device through the reinforced computer 13, and can process various signals and data; the shortwave receiving component 14 includes two receiving capabilities, a broadband receiving module 140 and a narrowband receiving module 141, that is, the device has wide-band and narrow-band receiving and processing capabilities, realizes the reception and processing of different types of signals, and cooperates with the entire device to complete the rapid reconnaissance and discovery and refined monitoring of shortwave signals. It has the characteristics of high integration and good reliability, and can be applied to different application environments and has a wider range of applications; the channel acquisition and processing module 16 is a PCIE bus interface with high data processing capabilities; in addition, the vertical and parallel settings divide the interior of the chassis 10 into two cavities 11 for dual-channel layout, and rationally utilizes the space of the cavity 11 inside the device to achieve miniaturization and reliability design.
[0034] Furthermore, the power module 12 includes a digital power module 120 and an analog power module 121 , and the digital power module 120 and the analog power module 121 have the same circuit connection.
[0035] It is explained that the power module 12 provides stable voltage and current for the equipment, wherein the digital power module 120 is mainly used to provide power for the digital circuit, which has the characteristics of high efficiency, high reliability, low noise, etc., and can provide stable voltage and current for the digital circuit to reduce electromagnetic interference; the analog power module 121 is mainly used to provide power for the analog circuit, which has the characteristics of wide voltage range, low distortion, high output current, etc., and can provide stable voltage and current for the analog circuit to ensure the performance and stability of the circuit; and the two different power modules 12 have the same circuit connection method to ensure that the entire device can operate more efficiently, improve the precision of reconnaissance while enhancing its reliability.
[0036] As an optional implementation, the power module 12 has overvoltage, overcurrent, and overtemperature protection to ensure safe operation of the power module 12.
[0037] Furthermore, at least two reinforcement computers 13 are provided, and the two reinforcement computers 13 are a host computer 130 and a backup computer 131 .
[0038] It is explained that the separation of the host machine 130 and the backup machine 131 can improve the reliability and fault tolerance of the overall equipment; among them, the reinforced computer 13 refers to a computer that is optimized and upgraded in terms of hardware, software and network on the basis of an ordinary computer to improve performance, stability and security, which can effectively reduce the failure rate and ensure the normal operation of the business; and the setting of the host machine 130 and the backup machine 131 enables it to quickly switch to the backup machine 131 when a failure occurs in the host machine 130, so as to ensure smooth data transmission and improve the fault tolerance of the equipment; in addition, the data recovery function is configured on the backup machine 131, so that data can be quickly restored when a failure occurs in the host machine 130, thereby ensuring the stability of the equipment operation.
[0039] Furthermore, the maximum instantaneous bandwidth of the broadband receiving module 140 is 2 MHz.
[0040] Furthermore, the maximum instantaneous bandwidth of the narrowband receiving module 141 is 25 kHz.
[0041] It can be explained that the receiving device has two-way broadband receiving capability, and its maximum instantaneous bandwidth is 2MHz, that is, the broadband receiving module 140 can simultaneously process signals with a bandwidth within 2MHz during operation, and it can accommodate signals of multiple different frequencies to achieve diversified communication needs; the maximum instantaneous bandwidth of the narrowband receiving module 141 is 25kHz, and it mainly receives signals within a frequency bandwidth of 25kHz; that is, the operating personnel can choose the appropriate receiving module according to the actual application needs and scenarios to achieve efficient and reliable communication, with a wider range of applications.
[0042] Furthermore, the frequency range of the shortwave automatic receiving device 1 is 2MHz-30MHz. This setting enables the overall device to cover most shortwave communication signals and expand the scope of use.
[0043] Furthermore, the sensitivity of the shortwave automatic receiving device 1 is less than and equal to -115dBm; preferably, the sensitivity of the shortwave automatic receiving device 1 is -115dBm. This setting enables the device to detect weak signals, has a strong signal capture capability, and can find relevant required signals in a complex electromagnetic environment.
[0044] The above description is only the preferred embodiment of the present application and is not intended to limit the present application. For those skilled in the art, the present application may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims
1. A shortwave automatic receiving device, characterized in that: It comprises a chassis, wherein the chassis has a built-in cavity, wherein a power module, a reinforced computer, a shortwave receiving component, a clock power division component and a channel acquisition processing module are arranged in the cavity; the power module is perpendicular to the reinforced computer, the channel acquisition processing module, the shortwave receiving component and the clock power division module are arranged in sequence close to the reinforced computer and are parallel to the reinforced computer, and the channel acquisition processing module is a PCIE interface bus; the shortwave receiving component comprises a broadband receiving module and a narrowband receiving module and is connected to the channel acquisition processing module, and the broadband receiving module and the narrowband receiving module respectively correspond to the receiving channels of the channel acquisition processing module.
2. The shortwave automatic receiving device as claimed in claim 1, characterized in that: The power supply module comprises a digital power supply module and an analog power supply module, and the digital power supply module and the analog power supply module have the same circuit connection.
3. The shortwave automatic receiving device as claimed in claim 2, characterized in that: At least two reinforcement computers are provided, and the two reinforcement computers are respectively a host computer and a backup computer.
4. The shortwave automatic receiving device as claimed in claim 1, characterized in that: The maximum instantaneous bandwidth of the broadband receiving module is 2 MHz.
5. The shortwave automatic receiving device as claimed in claim 4, characterized in that: The maximum instantaneous bandwidth of the narrowband receiving module is 25 kHz.
6. The shortwave automatic receiving device as claimed in claim 1, characterized in that: The frequency range of the shortwave automatic receiving device is 2MHz-30MHz.
7. The shortwave automatic receiving device as claimed in claim 1, characterized in that: The sensitivity of the shortwave automatic receiving device is less than and equal to -115dBm.