CN116800561A - Cross-medium communication gateway equipment based on wireless terminal - Google Patents
Cross-medium communication gateway equipment based on wireless terminal Download PDFInfo
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- CN116800561A CN116800561A CN202310741433.1A CN202310741433A CN116800561A CN 116800561 A CN116800561 A CN 116800561A CN 202310741433 A CN202310741433 A CN 202310741433A CN 116800561 A CN116800561 A CN 116800561A
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- 238000004891 communication Methods 0.000 title claims abstract description 154
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Abstract
The cross-medium communication gateway equipment based on the wireless terminal solves the problems of high cost and high assembly difficulty of the relay gateway in application, and belongs to the technical field of communication. The invention comprises a gateway cabin and a floating body material; the floating body material is arranged outside the gateway cabin; the gateway cabin comprises a main control module, an internal communication module, an external communication module, a cabin body, a battery cabin, an underwater receiving-transmitting transducer and a fixed structure; the external communication module is arranged at the top end of the cabin body, the main control module and the built-in communication module are arranged in the cabin body, the battery cabin is arranged below the cabin body, the fixed structure is arranged below the battery cabin, and the underwater receiving and transmitting transducer is arranged in the fixed structure; the battery compartment provides a required power supply for the main control module, the water communication module and the underwater receiving-transmitting transducer; the main control module comprises a wireless terminal processor, wherein the wireless terminal processor is used for controlling the water communication module and the underwater receiving and transmitting transducer to receive and transmit information and is used for realizing the burning, copying and backup of important data of an application program of the gateway.
Description
Technical Field
The invention relates to the technical field of communication, in particular to a low-cost air-sea cross-medium communication gateway device capable of being rapidly deployed.
Background
Current air-sea cross-domain communication is often implemented by relay communication. The water nodes perform data interaction in a satellite communication mode, and the underwater nodes perform networking management and control with UUV, AUV and the like in a limited mode such as underwater acoustic communication/underwater optical communication and the like.
Because the cross-medium gateway is generally deployed in a sensitive sea area, a single communication mode can greatly influence the information feedback quality; the existing gateway is high in price, and extremely high application cost is brought by large-scale throwing; in addition, due to the high customization degree, the current gateway equipment is difficult to realize rapid assembly, so that the current task requirements are difficult to meet.
In view of the challenges of implementation cost, assembly difficulty and the like of the relay gateway in application, the conventional air-sea cross-medium communication gateway is difficult to popularize and apply in a large range because the actual application requirement is not considered.
Disclosure of Invention
Aiming at the problems of high cost and high assembly difficulty of the relay gateway in application, the invention provides a cross-medium communication gateway device based on a wireless terminal.
The invention relates to a cross-medium communication gateway device based on a wireless terminal, which comprises a gateway cabin and a floating body material;
the floating body material is arranged outside the gateway cabin and is used for providing buoyancy for the gateway cabin;
the gateway cabin comprises a main control module, a water communication module, a cabin body, a battery cabin, an underwater receiving and transmitting transducer and an underwater transducer fixing structure;
the water communication module comprises an internal communication module and an external communication module, the external communication module is arranged at the top end of the cabin body, the external communication module is a Beidou short message satellite communication module, the internal communication module is a communication module based on a wireless terminal, the main control module and the internal communication module are arranged in the cabin body, the battery cabin is arranged below the cabin body, the underwater transducer fixing structure is arranged below the battery cabin, and the underwater transceiver transducer is arranged in the underwater transducer fixing structure;
the battery compartment is used for assembling a battery and providing a required power supply for the main control module, the water communication module and the underwater receiving-transmitting transducer;
the main control module comprises a wireless terminal processor, wherein the wireless terminal processor is used for controlling the water communication module and the underwater receiving and transmitting transducer to receive and transmit information and is used for realizing the burning, copying and backup of important data of an application program of the gateway.
Preferably, the device further comprises a fixing rod, the upper end of the fixing rod is connected with the external communication module, the external communication module is enabled to reach a set height, the lower end of the fixing rod is connected with the gateway cabin, and the connection part is a double-layer watertight interface.
Preferably, an annular protection ring is arranged on the outer side of the fixing rod, and the annular protection ring is fixed on the cabin body through a fixing steel ring.
Preferably, two parallel vertical fixing frames are arranged in the cabin body, the gateway cabin is cylindrical, an upper end cover and a lower end cover are arranged, the upper end cover is connected with the external communication module, the lower end cover is connected with the battery cabin, and the gateway cabin is wrapped with a cylindrical floating body material;
two ends of each vertical fixing frame are respectively connected with the upper end cover and the lower end cover, and the two vertical fixing frames are symmetrically distributed along the central axis of the gateway cabin; the vertical fixing frame is used for fixing the main control module.
Preferably, the upper end cover is provided with a power supply interface and a communication interface of an external communication module, and the external communication module is connected with the main control module through the power supply interface and the communication interface; the lower end cover is provided with a power interface and an underwater sound communication machine communication interface, and the underwater receiving-transmitting transducer is connected with the main control module through the power interface and the underwater sound communication machine communication interface.
Preferably, the battery compartment is cylindrical, is adapted to the shape of the assembled battery, is of watertight construction, and is filled with anti-collision material.
Preferably, the underwater transducer fixing structure comprises an anti-collision base and an underwater transceiver transducer fixing hanging ring;
the anti-collision base is of an annular structure and is connected with the bottom of the battery compartment, and the underwater receiving-transmitting transducer is fixed to the anti-collision base in a hanging mode.
Preferably, the main control circuit comprises a duty circuit, and the duty circuit controls the power-on time, standby power and transmitting power of the main control module, the water communication module and the underwater receiving-transmitting transducer, so that the gateway equipment can reduce the power consumption as much as possible while meeting the communication quality.
Preferably, the built-in communication module adopts short-wave communication, a Bluetooth module and/or a WIFI module.
The invention has the beneficial effects that the wireless terminal is used as a cross-medium gateway main control part, meanwhile, the data return of the gateway in the offshore and the open sea is realized by matching with the Beidou short message satellite communication module by means of rich communication means of the wireless terminal, and the underwater communication is realized by using the underwater acoustic communication mode. The method of the invention adopts low-cost modularized products to build the cross-medium communication gateway, thereby effectively solving the problems of high price and high difficulty in assembly realization of the existing cross-medium gateway.
Drawings
FIG. 1 is a schematic diagram of a wireless/underwater acoustic communication buoy gateway in the prior art;
fig. 2 is a schematic structural diagram of a fast-part air-sea cross-medium gateway device according to the present embodiment, wherein 1 is an external communication module, 2 is an annular protection ring, 3 is a cabin body, 4 is a battery cabin, 5 is an underwater transducer fixing structure, 3-1 is a voltage conversion module, 3-2 is a MOS tube, 3-3 is a voltage management module, 3-4 is a coulometer, 3-5 is a power amplification module, 3-6 is an underwater acoustic communication operation module, and 3-7 is a wireless terminal module;
fig. 3 is a schematic view of the cabin structure of the present embodiment;
fig. 4 is an offshore application schematic diagram of the fast-part air-sea cross-media gateway device according to the present embodiment;
fig. 5 is a schematic diagram of near-field debug status application of the fast air-sea cross-media gateway device according to the present embodiment.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
The invention is further described below with reference to the drawings and specific examples, which are not intended to be limiting.
The cross-medium communication gateway equipment based on the wireless terminal in the embodiment comprises a gateway cabin and a floating body material as shown in fig. 2;
the floating body material is arranged outside the gateway cabin and is used for providing buoyancy for the gateway cabin; the gateway cabin comprises a main control module, a water communication module, a cabin body 3, a battery cabin 4, an underwater receiving and transmitting transducer and an underwater transducer fixing structure 5; the water communication module comprises an internal communication module and an external communication module 1, wherein the external communication module 1 is arranged at the top end of the cabin body 3, the external communication module 1 is a Beidou short message satellite communication module, the internal communication module is a communication module based on a wireless terminal, the main control module and the internal communication module are arranged inside the cabin body 3, the battery cabin 4 is arranged below the cabin body 3, the underwater transducer fixing structure 5 is arranged below the battery cabin 4, the underwater transceiver transducer is arranged in the underwater transducer fixing structure 5, and the battery cabin 4 is used for assembling a battery and providing a required power supply for the main control module, the water communication module and the underwater transceiver transducer; the main control module comprises a wireless terminal processor, the wireless terminal processor is used for controlling the water communication module and the underwater receiving and transmitting transducer to receive and transmit information, all algorithm programs are integrated into a wireless terminal application mode, a wireless terminal WIFI module/Bluetooth is used as a near field debugging tool, and the wireless terminal processor can realize rapid burning, installation and copying of gateway application programs; the wireless terminal storage part is used as a gateway memory for backing up important data.
The air-sea cross-medium communication is divided into an overwater electromagnetic communication part and an underwater acoustic communication part, and the cross-medium gateway is equipment for opening an overwater-underwater communication link. The gateway of the embodiment mainly comprises an underwater sound communication part and a water communication part
An underwater acoustic communication section: the underwater sound communication part consists of an underwater sound communication receiver, an underwater sound communication transmitter and an underwater receiving and transmitting transducer.
The underwater acoustic communication transmitter consists of a power amplification circuit, a matching network and a transceiver circuit, wherein the power amplification circuit is responsible for providing high-power electric signals for an underwater transceiver transducer; the matching network is responsible for matching a power amplifying circuit with small output impedance and a load with large input impedance, converting the load into pure resistance, enabling the power to obtain maximized output and avoiding damaging a power amplifying device; the function of the transceiver circuit is to realize the switching multiplexing of the signal receiving path and the transmitting path; the underwater receiving and transmitting transducer is responsible for converting high-power electric signal energy into acoustic signal energy to radiate into an aqueous medium. The underwater sound communication receiver comprises a front-end and digital signal processing module, the underwater receiving and transmitting transducer converts sound signals into analog electric signals from an aqueous medium, and the front-end is responsible for conditioning the analog electric signals and mainly comprises amplification, filtering, gain control and other processing so as to facilitate subsequent digital signal processing. The gain control signal is given by a digital signal processing module. The digital signal processing module takes a high-performance low-power STM32L431VCT6 as a core processor, and comprises an RS232 communication interface, AD and DA, and the digital signal processing module completes the modulation and demodulation work of a physical layer of a communication node, including the work of communication channel synchronization, channel equalization, doppler estimation, compensation, error correction and the like.
A water communication part: the wireless terminal comprises an internal communication module and an external communication module 1, wherein the internal communication module is a communication module based on a wireless terminal; the external communication module 1 is a satellite communication module. The built-in communication module is used for carrying out data feedback by utilizing a communication module integrated by the wireless terminal, and comprises a short-wave communication module, a Bluetooth module, a WIFI module and the like, wherein the development of a wireless terminal processor comprises the following contents:
depth optimization based on wireless terminal system: the purpose of reducing the system power consumption is achieved by carrying out deep optimization on the wireless terminal system. The rights are obtained after the ROOT, unnecessary functions are deleted, and functions such as data transmission, a gyroscope, a WIFI module, a GPS positioning module and the like are reserved, so that the system power consumption is further reduced, the relative standby time is prolonged, and meanwhile, the adaptation degree of the terminal to the system is also improved. The practicality of the gateway can be further improved by developing and installing customized application programs in the later period. The specific application comprises the following steps: the wireless terminal can be better integrated into the system to meet the design requirement through deep customization.
And (3) data storage: the data storage mainly depends on the memory of the wireless terminal, and when the acquired information is judged to be important data through the data center, the important data can be backed up secondarily. The rest data are automatically deleted after being transmitted, so that the pressure on the storage capacity of the terminal is reduced as much as possible, and if necessary, the data storage capacity of the gateway can be further improved by installing external storage and other devices.
The external communication module 1 mainly refers to a Beidou short message satellite communication module, and the application range of the gateway can be better expanded by additionally installing the satellite communication module in consideration of the fact that the gateway can be deployed in a far sea area far away from a coastline, so that the communication mode of the gateway is further enriched.
The embodiment further comprises a fixing rod, wherein the upper end of the fixing rod is connected with the external communication module 1, so that the external communication module 1 reaches a set height, the lower end of the fixing rod is connected with the gateway cabin, and the joint is a double-layer watertight interface. The outside of dead lever is provided with annular guard circle 2, annular guard circle 2 is fixed through fixed steel ring on the cabin body 3 and reduce the wave and strike the dead lever.
The inside of the cabin body 3 of the embodiment is provided with two parallel vertical fixing frames, the gateway cabin is cylindrical, and is provided with an upper end cover and a lower end cover, the upper end cover is connected with the external communication module 1, the lower end cover is connected with the battery cabin 4, and the gateway cabin is externally wrapped with a cylindrical floating body material;
two ends of each vertical fixing frame are respectively connected with the upper end cover and the lower end cover, and the two vertical fixing frames are symmetrically distributed along the central axis of the gateway cabin; the vertical fixing frame is used for fixing electronic devices such as a wireless terminal, a signal processing board of a buoy gateway, a gateway power management module, an underwater sound communication machine operation board and the like, for example, as shown in fig. 3, wherein a voltage conversion module 3-1, a MOS tube 3-2, a voltage management module 3-3, a coulombmeter 3-4, a power amplification module 3-5, an underwater sound communication operation module 3-6 and a wireless terminal module 3-7 are fixed;
the upper end cover of the embodiment is provided with a power supply interface and a communication interface of an external communication module 1, and the external communication module 1 is connected with a main control module through the power supply interface and the communication interface; the lower end cover is provided with a power interface and an underwater sound communication machine communication interface, and the underwater receiving-transmitting transducer is connected with the main control module through the power interface and the underwater sound communication machine communication interface.
The battery compartment 4 of the embodiment is cylindrical, is matched with the assembled battery in shape, has a watertight structure on the wall of the battery compartment 4, is filled with anti-collision materials, and avoids damage to the battery caused by sea jolting.
The underwater transducer fixing structure 5 of the embodiment comprises an anti-collision base and an underwater transceiver transducer fixing hanging ring; the anti-collision base is of an annular structure, is connected with the bottom of the battery compartment 4, and is convenient for the gateway compartment 3 to be placed in a land environment by adopting an annular design; the underwater receiving and transmitting transducer is fixed on the anti-collision base through a hanging ring and is used for hanging the underwater receiving and transmitting transducer.
The main control circuit of the implementation mode comprises a duty circuit, and the duty circuit controls the power-on time, standby power and transmitting power of the main control module, the water communication module and the underwater receiving-transmitting transducer, so that the gateway equipment can reduce the power consumption as much as possible while meeting the communication quality.
Aiming at high energy consumption modules in a cross-domain gateway such as an underwater acoustic communication machine, the embodiment adopts a duty circuit to detect a wake-up signal with lower power, and takes low energy consumption requirements into consideration, the embodiment adopts a singlechip as an operation unit of the duty circuit, receives a front-end signal received by a receiving and transmitting transducer, and filters out partial out-of-band noise and amplifies the partial out-of-band noise through the processing of a hardware analog circuit, thereby improving the signal to noise ratio; then the analog signals are sent into a built-in ADC module through an analog channel of the singlechip and converted into digital signals; then judging whether the signal is a wake-up signal or not through FFT processing and detection comparison of the singlechip; and finally, carrying out power management control of the working circuit according to the judging result, and converting the working state of the system.
As shown in fig. 4, the low-cost fast-part cross-medium communication gateway according to the present embodiment is used in offshore practice: data transfer and processing: data transfer mainly involves a 4G/5G module of a wireless terminal, and data processing mainly uses an on-board SOC of the terminal. When the gateway is deployed in the coverage area of the offshore cellular network, the gateway can utilize a short wave communication mode with higher bandwidth to carry out data backhaul; similarly, when the gateway receives the base station transmission instruction, the base station transmission instruction can be transmitted through the underwater acoustic communication machine after being processed by the wireless terminal.
As shown in fig. 5, a schematic diagram of a near field debug state application of the cross-medium communication gateway according to the present embodiment is shown: near field debugging: the near field debugging part is mainly used for conveniently downloading and transmitting related software to the gateway, and upgrading the system and extracting stored data under the condition of not disassembling the shell. The wireless terminal WIFI/Bluetooth module is used as a near field debugging module, and the low-power consumption Bluetooth/WIFI equipment is used for realizing data transmission between the gateway perception layer module and the computer, so that the aim of modifying the working mode and the working state of the gateway without splitting a mechanical structure is fulfilled, and the aim of managing, controlling and scheduling peripheral equipment by using the low-power consumption Bluetooth/WIFI is fulfilled.
Although the invention herein has been described with reference to particular embodiments, it is to be understood that these embodiments are merely illustrative of the principles and applications of the present invention. It is therefore to be understood that numerous modifications may be made to the illustrative embodiments and that other arrangements may be devised without departing from the spirit and scope of the present invention as defined by the appended claims. It should be understood that the different dependent claims and the features described herein may be combined in ways other than as described in the original claims. It is also to be understood that features described in connection with separate embodiments may be used in other described embodiments.
Claims (9)
1. A wireless terminal-based cross-medium communication gateway device, the device comprising a gateway capsule and a float material;
the floating body material is arranged outside the gateway cabin and is used for providing buoyancy for the gateway cabin;
the gateway cabin comprises a main control module, a water communication module, a cabin body, a battery cabin, an underwater receiving and transmitting transducer and an underwater transducer fixing structure;
the water communication module comprises an internal communication module and an external communication module, the external communication module is arranged at the top end of the cabin body, the external communication module is a Beidou short message satellite communication module, the internal communication module is a communication module based on a wireless terminal, the main control module and the internal communication module are arranged in the cabin body, the battery cabin is arranged below the cabin body, the underwater transducer fixing structure is arranged below the battery cabin, and the underwater transceiver transducer is arranged in the underwater transducer fixing structure;
the battery compartment is used for assembling a battery and providing a required power supply for the main control module, the water communication module and the underwater receiving-transmitting transducer;
the main control module comprises a wireless terminal processor, wherein the wireless terminal processor is used for controlling the water communication module and the underwater receiving and transmitting transducer to receive and transmit information and is used for realizing the burning, copying and backup of important data of an application program of the gateway.
2. The wireless terminal-based cross-medium communication gateway device according to claim 1, further comprising a fixing rod, wherein the upper end of the fixing rod is connected with the external communication module to enable the external communication module to reach a set height, the lower end of the fixing rod is connected with the gateway cabin, and the connection part is a double-layer watertight interface.
3. The wireless terminal-based cross-medium communication gateway apparatus according to claim 2, wherein an annular protection ring is provided on an outer side of the fixing rod, and the annular protection ring is fixed on the cabin through a fixing steel ring.
4. The wireless terminal-based cross-medium communication gateway device according to claim 3, wherein two parallel vertical fixing frames are arranged in the cabin body, the gateway cabin is cylindrical and is provided with an upper end cover and a lower end cover, the upper end cover is connected with the external communication module, the lower end cover is connected with the battery cabin, and the gateway cabin is wrapped with cylindrical floating body materials;
two ends of each vertical fixing frame are respectively connected with the upper end cover and the lower end cover, and the two vertical fixing frames are symmetrically distributed along the central axis of the gateway cabin; the vertical fixing frame is used for fixing the main control module.
5. The cross-medium communication gateway device based on the wireless terminal according to claim 4, wherein a power supply interface and a communication interface of an external communication module are arranged on the upper end cover, and the external communication module is connected with a main control module through the power supply interface and the communication interface; the lower end cover is provided with a power interface and an underwater sound communication machine communication interface, and the underwater receiving-transmitting transducer is connected with the main control module through the power interface and the underwater sound communication machine communication interface.
6. The wireless terminal-based cross-medium communication gateway apparatus of claim 4, wherein the battery compartment is cylindrical in shape, is adapted to the assembled battery shape, is of watertight construction, and is filled with an anti-collision material.
7. The wireless terminal-based cross-medium communication gateway device of claim 1, wherein the underwater transducer securing structure comprises an anti-collision base and an underwater transceiver transducer securing sling;
the anti-collision base is of an annular structure and is connected with the bottom of the battery compartment, and the underwater receiving-transmitting transducer is fixed on the anti-collision base and used for hanging the underwater receiving-transmitting transducer.
8. The wireless terminal-based cross-medium communication gateway device according to claim 1, wherein the main control circuit comprises an on-duty circuit, and the on-duty circuit controls the power-on time, standby power and transmitting power of the main control module, the water communication module and the underwater transceiver transducer, so that the gateway device can reduce the power consumption as much as possible while meeting the communication quality.
9. The cross-medium communication gateway device based on a wireless terminal according to claim 1, wherein the built-in communication module adopts a short wave communication, a bluetooth module and/or a WIFI module.
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CN202310741433.1A CN116800561A (en) | 2023-06-21 | 2023-06-21 | Cross-medium communication gateway equipment based on wireless terminal |
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CN202310741433.1A CN116800561A (en) | 2023-06-21 | 2023-06-21 | Cross-medium communication gateway equipment based on wireless terminal |
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US6813218B1 (en) * | 2003-10-06 | 2004-11-02 | The United States Of America As Represented By The Secretary Of The Navy | Buoyant device for bi-directional acousto-optic signal transfer across the air-water interface |
CN102571902A (en) * | 2010-12-14 | 2012-07-11 | 中国科学院声学研究所 | Wireless and underwater sound communication buoy |
CN113541713A (en) * | 2021-06-07 | 2021-10-22 | 中国电子科技集团公司电子科学研究院 | Cross-domain gateway cabin based on underwater robot fish |
CN113890630A (en) * | 2021-10-25 | 2022-01-04 | 中国海洋大学 | Wide-area distributed underwater acoustic cooperation diversity communication system |
CN114235730A (en) * | 2022-02-21 | 2022-03-25 | 中国科学院烟台海岸带研究所 | Seawater nutrient salt online monitoring system and seawater nutrient salt detection method |
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2023
- 2023-06-21 CN CN202310741433.1A patent/CN116800561A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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US6813218B1 (en) * | 2003-10-06 | 2004-11-02 | The United States Of America As Represented By The Secretary Of The Navy | Buoyant device for bi-directional acousto-optic signal transfer across the air-water interface |
CN102571902A (en) * | 2010-12-14 | 2012-07-11 | 中国科学院声学研究所 | Wireless and underwater sound communication buoy |
CN113541713A (en) * | 2021-06-07 | 2021-10-22 | 中国电子科技集团公司电子科学研究院 | Cross-domain gateway cabin based on underwater robot fish |
CN113890630A (en) * | 2021-10-25 | 2022-01-04 | 中国海洋大学 | Wide-area distributed underwater acoustic cooperation diversity communication system |
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