CN109546297B - Multinomial hierarchical cache type marine satellite communication antenna system and use method thereof - Google Patents
Multinomial hierarchical cache type marine satellite communication antenna system and use method thereof Download PDFInfo
- Publication number
- CN109546297B CN109546297B CN201811328906.0A CN201811328906A CN109546297B CN 109546297 B CN109546297 B CN 109546297B CN 201811328906 A CN201811328906 A CN 201811328906A CN 109546297 B CN109546297 B CN 109546297B
- Authority
- CN
- China
- Prior art keywords
- antenna
- microprocessor
- memory area
- angle
- instruction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/34—Adaptation for use in or on ships, submarines, buoys or torpedoes
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/02—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
- H01Q3/08—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying two co-ordinates of the orientation
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25252—Microprocessor
Abstract
The invention discloses a multinomial hierarchical cache type marine satellite communication antenna system, which comprises a control circuit board, an angle adjusting system, an azimuth adjusting system, an antenna rotary table, a ring focal antenna, a tracking receiver, a feed disc, a GPS (global positioning system) positioning device, an angle sensor and a cache system, wherein the control circuit board comprises a microprocessor, the cache system comprises a plurality of memory banks, the cache system is divided into a plurality of memory areas, the microprocessor is communicated with the memory areas and controls whether the memory areas operate or not and caches, and the microprocessor controls the operating state of the memory areas according to the level of instructions; the GPS positioning device and the angle sensor are respectively communicated with the microprocessor; the microprocessor adjusts the position of the antenna turntable according to the GPS positioning device and the detected signal angle sensor, thereby adjusting the receiving condition of the ring-focus antenna. The microprocessor allocates a plurality of memory areas to process the emergency programs at the same time, and in the normal working state, the microprocessor allocates different memory areas to correspond to different programs, so that the method is orderly and high in processing efficiency.
Description
Technical Field
The invention relates to the field of ships, in particular to a multinomial hierarchical cache type marine satellite communication antenna system and a using method thereof.
Background
Currently, a satellite antenna receives a weak satellite signal and reflects the satellite signal to a low noise block amplifier in a dish antenna. The low-noise frequency-reducing amplifier amplifies the concentrated signal to hundreds of thousands of times, and then converts the high-frequency satellite signal to intermediate frequency by using the oscillating circuit. The medium frequency signal is a modulation signal, and after being demodulated and restored into an audio-video signal by the set-top box, the audio-video signal can be input into a television for use. For the safety of travel of ships, it is a relevant regulation that ships going to sea need to be equipped with a variety of radio communication devices.
However, the existing shipborne satellite antenna has the following defects:
in the prior art, when a satellite antenna of a mobile carrier is used in a ship and meets stormy weather on the sea surface, when the ship with the modern communication equipment is in long voyage, some ships cannot play the efficiency of the communication equipment on the ship, even when in danger, the ships can be stuck in memory and cannot deal with the problem of untimely processing, when in emergency, the slow running and transmission speed brings great risk, the risk is high, the command execution is slow, and the use efficiency is low.
Disclosure of Invention
In order to overcome the defects of the prior art, an object of the present invention is to provide a multinomial hierarchical cache type marine satellite communication antenna system, which can solve the problem of low use efficiency.
One of the purposes of the invention is realized by adopting the following technical scheme:
a multinomial hierarchical buffer memory type marine satellite communication antenna system comprises a control circuit board, an angle adjusting system, an azimuth adjusting system, an antenna rotary table, a ring focal antenna, a tracking receiver, a feed disc, a GPS (global positioning system) positioning device, an angle sensor and a buffer memory system, wherein the control circuit board comprises a microprocessor, the buffer memory system comprises a plurality of memory banks, the buffer memory system is divided into a plurality of memory areas, the microprocessor is communicated with the memory areas and controls whether the memory areas operate or not and buffers, and the microprocessor controls the operating state of the memory areas according to the level of instructions; the GPS positioning device and the angle sensor are respectively communicated with the microprocessor, the GPS positioning device is used for detecting the orientation of the whole device, and the angle sensor is used for detecting the deflection angle; the said ring focal antenna is fixed on the said antenna rotary table, the said tracking receiver is connected with the said feed source disk, the said feed source disk is connected with the said ring focal antenna, the said microprocessor adjusts the position of the said antenna rotary table according to the said GPS locating device and detected signal the said angle sensor, thus adjust the receiving situation of the said ring focal antenna.
Further, the multiple hierarchical cache type marine satellite communication antenna system comprises a normal instruction system, the normal instruction system comprises a maritime intercom system, a ship position positioning system and a network signal receiving system, the maritime intercom system is used for interaction between maritime interphones communicated between a cab and a deck, and when the normal instruction system operates, the maritime intercom system, the ship position positioning system and the network signal receiving system respectively correspond to the corresponding memory areas to process.
Furthermore, the normal instruction system also comprises an intra-harbor intercom system, a maritime satellite system and a medium-high frequency system, wherein the intra-harbor intercom system is used for a VHF high-frequency desktop interphone for communication between harbors and ships; the medium-high frequency system is used for medium-high frequency radio stations connected with a bank; the marine satellite system is used for marine satellite telephones which are in contact with the land.
Furthermore, the multinomial hierarchical cache type marine satellite communication antenna system comprises an emergency instruction system, wherein the emergency instruction system comprises a two-way lifesaving system and an emergency recourse system, the two-way lifesaving system is used for a two-way wireless telephone for lifesaving, and the emergency recourse system is used for an international satellite communication system which is in contact with the international rescue organization and a shore station or a satellite emergency position indicating mark machine for ship distress rescue; when the emergency instruction system is activated, the microprocessor allocates 90% of the cache systems to run the application programs corresponding to the emergency instruction system.
Furthermore, the memory area is divided into a first memory area, a second memory area, a third memory area and a fourth memory area, the memory area is composed of a plurality of memory banks, and the first memory area, the second memory area, the third memory area and the fourth memory area are respectively and specially corresponding to different commands and programs.
Further, the first memory area corresponds to processing of the maritime intercom system, the second memory area corresponds to processing of the ship position positioning system, the third memory area corresponds to processing of the network signal receiving system, and the fourth memory area corresponds to processing of the harbor intercom system, the maritime satellite system, and the medium-high frequency system.
Further, the microprocessor comprises an instruction receiving module and a hierarchy judging module, the hierarchy judging module is communicated with the instruction receiving module, the instruction receiving module is used for receiving the instruction, the hierarchy judging module is used for judging the hierarchy of the received instruction and dividing the running memory area according to the hierarchy or the importance degree, and the higher the instruction hierarchy is, the more the memory area occupied by the cache of the application program corresponding to the instruction is.
Furthermore, the control circuit board comprises a pointing tracking system, the pointing tracking system comprises an angle adjusting module and a direction adjusting module, and the angle adjusting module and the direction adjusting module are respectively communicated with the microprocessor; the multinomial hierarchical cache type marine satellite communication antenna system comprises an angle adjusting system and a direction adjusting system, wherein the angle adjusting system comprises an angle limit switch and a pitching motor, the angle limit switch and the pitching motor are fixed on the antenna rotary table, and the pitching motor drives the antenna rotary table to move so as to adjust the angle; the direction adjusting system comprises a direction limit switch and a direction motor, the direction limit switch and the direction motor are fixed on the antenna rotary table, and the direction motor drives the antenna rotary table to move so as to adjust the direction.
A using method of a multinomial hierarchical cache type marine satellite communication antenna system comprises the following steps: a cache dividing step: the microprocessor receives the instruction, obtains the hierarchy or importance hierarchy of the instruction, and allocates a corresponding number of memory areas to process the instruction; when the instruction is in a normal level, executing the following steps; detecting azimuth information of the ring focal antenna in real time through a GPS positioning device, detecting corner information of the ring focal antenna in real time through an angle sensor, recording information and sending the information to a microprocessor; adjusting, namely correcting and transmitting an operation command to an angle adjusting system and an azimuth adjusting system by the microprocessor according to the azimuth information and the corner information, and adjusting the azimuth and the angle of the ring focal antenna by the angle adjusting system and the azimuth adjusting system; and recording, namely recording the azimuth and the angle of the ring-focus antenna at the corresponding position by the microprocessor.
Further, still include: in the step of cache division, when the emergency instruction system is triggered, more than 90% of the cache systems are allocated to execute the operation of the application program corresponding to the emergency instruction system.
Compared with the prior art, the invention has the beneficial effects that:
the cache system comprises a plurality of memory banks, the cache system is divided into a plurality of memory areas, the microprocessor is communicated with the memory areas and controls whether the memory areas operate and cache, and the microprocessor controls the operating state of the memory areas according to the level of the instruction. The problem of low operation speed is solved by reasonably allocating the memory bank operation cache, the use efficiency is improved, the command processing of the ship communication antenna in emergency is met, when the emergency is triggered, the microprocessor allocates a plurality of memory areas to process emergency programs at the same time, and when the ship communication antenna is in a normal working state, the microprocessor allocates different memory areas to correspond to different programs, so that the operation is orderly and high in processing efficiency.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic connection diagram of a multinomial hierarchical cache type marine satellite communication antenna system according to the present invention;
FIG. 2 is a schematic diagram of the modular connection of the multinomial hierarchical cached shipboard satellite communication antenna system shown in FIG. 1;
FIG. 3 is a schematic diagram of another module connection of the multinomial hierarchical cached shipboard satellite communication antenna system shown in FIG. 1;
FIG. 4 is a block diagram of a multi-item hierarchical cache type marine satellite communication antenna system according to a preferred embodiment of the present invention;
FIG. 5 is another block diagram of the multi-item hierarchical cached shipboard satellite communication antenna system shown in FIG. 1;
FIG. 6 is a block diagram of another embodiment of the multiple-item hierarchical cached shipboard satellite communication antenna system shown in FIG. 1;
fig. 7 is a flow chart of a method for using a multinomial hierarchical cached shipboard satellite communication antenna system.
In the figure: 100. a cache system; 101. a first memory area; 1010. a memory bank; 102. a second memory area; 103. a third memory area; 104. a fourth memory area; 10. a control circuit board; 11. a pointing tracking system; 20. an angle adjustment system; 21. an angle limit switch; 22. an angle servo amplifier; 23. a pitch motor; 24. an angle change mechanism; 30. an orientation adjustment system; 31. an azimuth limit switch; 32. an azimuth servo amplifier; 33. an azimuth motor; 34. an azimuth shifting mechanism; 40. a polarization modulation system; 41. a polarization limit switch; 42. a polarization servo amplifier; 43. a polarization motor; 44. a polarization speed change mechanism; 50. an antenna turntable; 60. a ring-focus antenna; 70. a tracking receiver; 80. a feed source disc; 91. a GPS positioning device; 92. an angle sensor.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-6, a multinomial hierarchical cache type marine satellite communication antenna system includes a control circuit board 10, an angle adjusting system 20, an azimuth adjusting system 30, an antenna turntable 50, a ring-focus antenna 60, a tracking receiver 70, a feed source disk 80, a GPS positioning device 91 and an angle sensor 92, wherein the control circuit board 10 includes a microprocessor and a pointing tracking system 11, the control circuit board includes a microprocessor, the cache system 100 includes a plurality of memory banks 1010, the cache system 100 is divided into a plurality of memory areas, the microprocessor communicates with the memory areas and controls whether the memory areas operate and cache, and the microprocessor controls the operating states of the memory areas according to the level of instructions. The problem of low operation speed is solved by reasonably allocating the memory bank operation cache, the use efficiency is improved, the command processing of the ship communication antenna in emergency is met, when the emergency is triggered, the microprocessor allocates a plurality of memory areas to process emergency programs at the same time, and when the ship communication antenna is in a normal working state, the microprocessor allocates different memory areas to correspond to different programs, so that the operation is orderly and high in processing efficiency.
Preferably, the multinomial hierarchical buffer memory formula marine satellite communication antenna system includes normal command system, normal command system includes marine intercom system, ship position positioning system and network signal receiving system, marine intercom system is used for the interaction between the marine intercom of communication liaison between driver's cabin and the deck, when normal command system operates, marine intercom system, ship position positioning system and network signal receiving system respectively correspond corresponding the memory area and handle. Specifically, the normal instruction system further comprises an intra-harbor intercom system, a maritime satellite system and a medium-high frequency system, wherein the intra-harbor intercom system is used for a VHF high-frequency desktop interphone for communication between the harbors and the ships; the medium-high frequency system is used for medium-high frequency radio stations connected with a bank; the marine satellite system is used for marine satellite telephones which are in contact with the land.
In the application, the maritime handheld interphone is used as a factory original-matched bakelite antenna when the maritime handheld interphone is used for communication for 3-10 kilometers in a conventional situation, a telescopic antenna can be adopted when the communication distance needs to be increased, the communication distance can be increased by 5-8 kilometers, and a ship large-rod antenna can be adopted as the handheld interphone in an emergency situation. Two-way wireless intercom is used in lifesaving, disposes the bakelite antenna, if meet life raft when floating on the sea, the communication distance of 5-10 kilometers hardly satisfies the lifesaving needs, is provided with the telescopic antenna of 1.5 meters in this application, and communication distance can improve one time, provides higher communication guarantee for search and rescue work. Specifically, an IC-708/718(100W) single-side band radio station, an IC-708/718(150W) single-side band radio station, a 400W double-side band radio station and a 1500W double-side band radio station are adopted, the 1500W double-side band radio station adopts a cage-shaped antenna, the height of the antenna is 12 meters, the communication distance can reach 1500 kilometers, and the broadcast can reach 5000 kilometers.
Preferably, the multiple hierarchical cache type marine satellite communication antenna system comprises an emergency instruction system, the emergency instruction system comprises a two-way lifesaving system and an emergency recourse system, the two-way lifesaving system is used for a two-way wireless telephone for lifesaving, and the emergency recourse system is used for an international satellite communication system which is in contact with an international rescue organization and a shore station or a satellite emergency position indicating mark machine for ship rescue in distress; when the emergency instruction system is activated, the microprocessor allocates 90% of the cache system 100 to run the application program corresponding to the emergency instruction system. The processing speed of the emergency instruction is increased, special processing is performed under special conditions, and time is saved for emergency reaction.
Preferably, the memory area is divided into a first memory area 101, a second memory area 102, a third memory area 103 and a fourth memory area 104, the memory area is composed of a plurality of memory banks 1010, and the first memory area 101, the second memory area 102, the third memory area 103 and the fourth memory area 104 are respectively and specifically corresponding to different commands and programs. The first memory area corresponds to processing of the maritime intercom system, the second memory area corresponds to processing of the ship position positioning system, the third memory area corresponds to processing of the network signal receiving system, and the fourth memory area corresponds to processing of the harbor intercom system, the maritime satellite system and the medium-high frequency system; the allocation processing of the memory areas ensures that the memory processing is organized, the processing efficiency is high, and simultaneously, the combined operation can be realized in an emergency state, so that the cost is reduced, the consumption caused by purchasing a large memory is avoided, and the use efficiency is improved. By dividing the memory area, corresponding programs of different memory areas are reasonably planned, each application program is given a set of customized virtual cache levels, and the distributed physical memory resources are used for constructing a special application program-oriented level so as to obtain the maximum performance. The system can improve the overall treatment performance by 30 percent and reduce the energy consumption by 85 percent.
Preferably, the microprocessor includes an instruction receiving module and a hierarchy determining module, the hierarchy determining module is in communication with the instruction receiving module, the instruction receiving module is configured to receive an instruction, the hierarchy determining module is configured to determine a hierarchy of the received instruction and divide an operating memory area according to the hierarchy or an importance degree, and the higher the instruction hierarchy is, the more the memory area occupied by the cache of the application program corresponding to the instruction is.
Preferably, the pointing tracking system 11 includes an angle adjusting module and an orientation adjusting module, the angle adjusting module and the orientation adjusting module are respectively communicated with the microprocessor, the GPS positioning device 91 and the angle sensor 92 are respectively communicated with the microprocessor, the GPS positioning device 91 is used for detecting the orientation of the whole device, and the angle sensor 92 is used for detecting the deflection angle; specifically, the ring-focus antenna 60 is in a ring-focus shape, the aperture of the ring-focus antenna 60 is 0.45m or 0.6m, and the waveband is ku band.
The angle adjusting system 20 comprises an angle limit switch 21 and a pitching motor 23, the angle limit switch 21 and the pitching motor 23 are fixed on the antenna turntable 50, and the pitching motor 23 drives the antenna turntable 50 to move so as to adjust the angle; the azimuth adjusting system 30 comprises an azimuth limit switch 31 and an azimuth motor 33, the azimuth limit switch 31 and the azimuth motor 33 are fixed on the antenna turntable 50, and the azimuth motor 33 drives the antenna turntable 50 to move so as to adjust the azimuth; the ring focal antenna 60 is fixed on the antenna turntable 50, the tracking receiver 70 is respectively connected with the pointing tracking system 11 and the feed plate 80, the feed plate 80 is connected with the ring focal antenna 60, the microprocessor adjusts the position of the antenna turntable 50 according to the GPS positioning device 91 and the detected signal and the angle sensor 92, so as to adjust the receiving condition of the ring focal antenna 60, adjust the angle and the orientation of the ring focal antenna 60 in real time according to the state of the ship, improve the receiving efficiency of the multi-item hierarchical cache type ship satellite communication antenna system, automatically search for a satellite in the running process of the ship, and lock the orientation of the satellite in real time.
Preferably, the angle adjusting system 20 further includes an angle servo amplifier 22 and an angle speed changing mechanism 24, the angle servo amplifier 22 and the angle speed changing mechanism 24 are respectively connected to the pitching motor 23, the angle servo amplifier 22 is connected to the pointing tracking system 11, and an adjusting range of the angle adjusting system 20 is 0 ° to 85 °; the azimuth adjusting system 30 further includes an azimuth servo amplifier 32 and an azimuth shifting mechanism 34, the azimuth servo amplifier 32 and the azimuth shifting mechanism 34 are respectively connected to the azimuth motor 33, and the azimuth servo amplifier 32 is connected to the pointing tracking system 11. Through the operation of the angle servo amplifier 22 and the azimuth servo amplifier 32, the high-precision positioning of a transmission system is realized, the sufficient transmission rigidity and the high speed stability are realized, the requirement of quick response is met, the motor has smaller rotational inertia and large locked-rotor torque, and the motor has the smallest time constant and starting voltage as possible and is suitable for quick and accurate adjustment of position and angle.
Preferably, the multinomial hierarchical buffer type marine satellite communication antenna system further includes a polarization adjusting system 40, the directional tracking system 11 further includes a polarization adjusting module, the polarization adjusting module is in communication with the microprocessor, the polarization adjusting system 40 includes a polarization limit switch 41 and a polarization motor 43, the polarization motor 43 is used for adjusting the polarization angle of the circular focus antenna 60, and the polarization range is ± 90 °. The polarization adjusting system 40 further includes a polarization servo amplifier 42 and a polarization speed changing mechanism 44, the polarization servo amplifier 42 and the polarization speed changing mechanism 44 are respectively connected to the polarization motor 43, and the polarization servo amplifier 42 is connected to the pointing tracking system 11; the multinomial hierarchical buffer memory type marine satellite communication antenna system further comprises a rotary table motor, the rotary table motor drives the antenna rotary table 50 to rotate, and the rotating speed of the antenna rotary table 50 is 10/S to 60/S. The electric field direction and the magnetic field direction of the emitted electromagnetic waves are mutually vertical, the polarization direction of the antenna is defined by the electric field direction, if the electric field direction is vertical to the ground, the magnetic field is necessarily horizontal to the ground, the vertical polarization wave is called, and otherwise, the horizontal polarization wave is called. The erection direction of the ring focus antenna 60 is adjusted by the polarization motor 43, so that the ring focus antenna 60 has the same polarization direction, and the receiving efficiency is further improved.
Preferably, the multinomial hierarchical buffer memory formula marine satellite communication antenna system still includes the human-computer interaction module, the human-computer interaction module includes data display module and function selection module, the data display module reaches the function selection module respectively with microprocessor communication, the data display module is used for showing the position and the angle information of ring focus antenna, and the real-time detection's of audio-visual reflection data have made things convenient for personnel's management and control. Specifically, the microprocessor learns and trains the stored data, when the GPS positioning device 91 sends the position information to the microprocessor, and when the microprocessor detects that the position information is repeated before, the microprocessor calls the previous data to adjust, so that the adjustment is convenient.
Preferably, the human-computer interaction module further comprises a system state detection module, the system state detection module is in communication with the microprocessor, the system state detection module is used for detecting whether the system is in a fault state or not, the system state detection module is communicated with an alarm bell, the self-checking and maintenance effects of the whole system are improved, an operator can conveniently judge the reason of the fault occurrence, the fault occurrence can be quickly adjusted, and the fault tolerance rate is high.
Preferably, the multinomial hierarchical cache type marine satellite communication antenna system further comprises an echo sounder, sound waves are emitted in water by using the transducer, and when the sound waves encounter an obstacle and are reflected back to the transducer, the distance between the obstacle and the transducer can be obtained according to the round-trip time of the sound waves and the propagation speed of the sound waves in the measured water area. The multinomial hierarchical cache type marine satellite communication antenna system further comprises a distance alarm module, wherein the distance alarm module is in communication connection with the microprocessor and the echo depth finder respectively, whether an obstacle exists on a path is detected in real time according to a planned path, when a large obstacle exists on the path which is fed back and planned by the echo depth finder, the distance alarm module sends a signal to the microprocessor, and the microprocessor feeds back the signal to an operation screen to alarm and remind an operator, so that the problem that a ship collides with an iceberg or a rock is avoided.
Referring to fig. 7, a method for using a multinomial hierarchical cache type marine satellite communication antenna system, in a using process, the multinomial hierarchical cache type marine satellite communication antenna system includes the following steps:
detecting azimuth information of the ring focal antenna in real time through a GPS positioning device, detecting corner information of the ring focal antenna in real time through an angle sensor, recording information and sending the information to a microprocessor;
adjusting, namely correcting and transmitting an operation command to an angle adjusting system and an azimuth adjusting system by the microprocessor according to the azimuth information and the corner information, and adjusting the azimuth and the angle of the ring focal antenna by the angle adjusting system and the azimuth adjusting system;
and recording, namely recording the azimuth and the angle of the ring-focus antenna at the corresponding position by the microprocessor.
In the recording step, further comprising: the real-time monitored azimuth and angle of the ring-focus antenna are displayed on the data display module.
And (3) fault processing: when the system state detection module detects a system fault, the system state detection module sends a signal to the microprocessor, and the microprocessor performs self-checking and sends the signal to the alarm bell.
In the multinomial hierarchical buffer type marine satellite communication antenna system, the local oscillation frequency of the LNB is 9.75GHz, 5.15GHz or 5.75GHz, the polarization mode of the polarization adjusting module is linear polarization or circular polarization, and the antenna housing of the ring focal antenna 60 is made of common glass fiber reinforced plastic or composite glass fiber reinforced plastic, and can be specifically adjusted according to actual requirements.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.
Claims (6)
1. The utility model provides a marine satellite communication antenna system of multinomial hierarchical buffer memory formula, includes control scheme board, angle governing system, position governing system, antenna revolving stage, ring focus antenna, tracking receiver, feed source dish, GPS positioner, angle sensor and buffer memory system, its characterized in that: the control circuit board comprises a microprocessor, the cache system comprises a plurality of memory banks, the cache system is divided into a plurality of memory areas, the microprocessor is communicated with the memory areas and controls whether the memory areas operate and cache, and the microprocessor controls the operating state of the memory areas according to the level of instructions;
the GPS positioning device and the angle sensor are respectively communicated with the microprocessor, the GPS positioning device is used for detecting the orientation of the whole device, and the angle sensor is used for detecting the deflection angle; the said circular focus antenna is fixed on the said antenna rotary table, the said tracking receiver is connected with the said feed source disc, the said feed source disc is connected with the said circular focus antenna, the said microprocessor adjusts the position of the said antenna rotary table according to the said GPS locating device and the detected signal the said angle sensor adjusts the receiving state of the said circular focus antenna, the said multinomial hierarchical buffer memory type marine satellite communication antenna system includes normal command system, the said normal command system includes maritime affairs intercom system, ship position locating system and network signal receiving system, the said maritime affairs intercom system is used for the interaction between the maritime affairs intercom communicating between driver's cabin and deck, when the said normal command system operates, the said maritime affairs intercom system, ship position locating system and network signal receiving system correspond to the said corresponding memory area to process respectively, the said normal command system also includes the said internal port intercom system, The system comprises a maritime satellite system and a medium-high frequency system, wherein the intra-port intercom system is used for a VHF high-frequency desk interphone for communication between the inside of a port and a ship; the medium-high frequency system is used for medium-high frequency radio stations which are connected with the ship and the coast; the marine satellite system is used for a marine satellite telephone connected with land, the multi-item hierarchical cache type marine satellite communication antenna system comprises an emergency instruction system, the emergency instruction system comprises a two-way lifesaving system and an emergency recourse system, the two-way lifesaving system is used for a two-way wireless telephone for lifesaving, and the emergency recourse system is used for an international satellite communication system connected with an international rescue organization and a shore station or a satellite emergency position indicator for ship distress rescue; when the emergency instruction system is activated, the microprocessor allocates 90% of the cache system to run the application program corresponding to the emergency instruction system, the memory area is divided into a first memory area, a second memory area, a third memory area and a fourth memory area, the memory area is composed of a plurality of memory banks, and the first memory area, the second memory area, the third memory area and the fourth memory area respectively correspond to different commands and programs.
2. The multinomial hierarchical caching marine satellite communication antenna system of claim 1, wherein: the first memory area corresponds to processing of the maritime intercom system, the second memory area corresponds to processing of the ship position positioning system, the third memory area corresponds to processing of the network signal receiving system, and the fourth memory area corresponds to processing of the harbor intercom system, the maritime satellite system and the medium-high frequency system.
3. The multinomial hierarchical caching marine satellite communication antenna system of claim 2, wherein: the microprocessor comprises an instruction receiving module and a hierarchy judging module, the hierarchy judging module is communicated with the instruction receiving module, the instruction receiving module is used for receiving instructions, the hierarchy judging module is used for judging the hierarchy of the received instructions and dividing the running memory area according to the hierarchy or the importance degree, and the higher the instruction hierarchy is, the more the memory area occupied by the cache of the application program corresponding to the instructions is.
4. The multinomial hierarchical caching marine satellite communication antenna system of claim 3, wherein: the control circuit board comprises a pointing tracking system, the pointing tracking system comprises an angle adjusting module and a direction adjusting module, and the angle adjusting module and the direction adjusting module are respectively communicated with the microprocessor; the multinomial hierarchical cache type marine satellite communication antenna system comprises an angle adjusting system and a direction adjusting system, wherein the angle adjusting system comprises an angle limit switch and a pitching motor, the angle limit switch and the pitching motor are fixed on the antenna rotary table, and the pitching motor drives the antenna rotary table to move so as to adjust the angle; the direction adjusting system comprises a direction limit switch and a direction motor, the direction limit switch and the direction motor are fixed on the antenna rotary table, and the direction motor drives the antenna rotary table to move so as to adjust the direction.
5. Use of the multinomial hierarchical cached satellite communication antenna system according to one of claims 1 to 4, comprising the steps of:
a cache dividing step: the microprocessor receives the instruction, obtains the hierarchy or importance hierarchy of the instruction, and allocates a corresponding number of memory areas to process the instruction; when the instruction is in a normal level, executing the following steps;
detecting azimuth information of the ring focal antenna in real time through a GPS positioning device, detecting corner information of the ring focal antenna in real time through an angle sensor, recording information and sending the information to a microprocessor;
adjusting, namely correcting and transmitting an operation command to an angle adjusting system and an azimuth adjusting system by the microprocessor according to the azimuth information and the corner information, and adjusting the azimuth and the angle of the ring focal antenna by the angle adjusting system and the azimuth adjusting system;
and recording, namely recording the azimuth and the angle of the ring-focus antenna at the corresponding position by the microprocessor.
6. The method of using a multinomial hierarchical cached satellite communication antenna system according to claim 5, further comprising: in the step of cache division, when the emergency instruction system is triggered, more than 90% of the cache systems are allocated to execute the operation of the application program corresponding to the emergency instruction system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811328906.0A CN109546297B (en) | 2018-11-09 | 2018-11-09 | Multinomial hierarchical cache type marine satellite communication antenna system and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811328906.0A CN109546297B (en) | 2018-11-09 | 2018-11-09 | Multinomial hierarchical cache type marine satellite communication antenna system and use method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109546297A CN109546297A (en) | 2019-03-29 |
| CN109546297B true CN109546297B (en) | 2021-04-06 |
Family
ID=65846269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811328906.0A Active CN109546297B (en) | 2018-11-09 | 2018-11-09 | Multinomial hierarchical cache type marine satellite communication antenna system and use method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109546297B (en) |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO333567B1 (en) * | 2011-05-16 | 2013-07-08 | Kongsberg Seatex As | Method and system for maritime, high-speed broadband communications network construction |
| US8487812B1 (en) * | 2011-06-02 | 2013-07-16 | Rockwell Collins, Inc. | Method for self-aligning a beamforming sensor to simplify vehicle installation |
| WO2014120682A1 (en) * | 2013-01-31 | 2014-08-07 | Flir Systems, Inc. | Polarization alignment for wireless networking systems |
| CN203661056U (en) * | 2013-12-06 | 2014-06-18 | 浙江中星光电子科技有限公司 | Satellite intermediate frequency signal conversion apparatus applied to shipborne satellite television antenna |
| CN206332182U (en) * | 2016-11-25 | 2017-07-14 | 高骏（北京）科技有限公司 | One-stop portable satellite station |
| CN206451365U (en) * | 2017-01-12 | 2017-08-29 | 中国水产科学研究院南海水产研究所 | A kind of ship's fix monitoring system based on the Big Dipper |
| CN107390865A (en) * | 2017-06-28 | 2017-11-24 | 国网上海市电力公司 | A kind of intelligent helmet suitable for wearable cruising inspection system |
| KR101914043B1 (en) * | 2017-07-26 | 2018-11-02 | 주식회사 하버맥스 | Maritime broadband wireless communication system using front-directional antenna |
| CN108458885A (en) * | 2017-11-30 | 2018-08-28 | 镇江赛尔尼柯自动化有限公司 | Ship Remote Fault Diagnosis and Decision-making support system |
| CN108287018B (en) * | 2018-01-25 | 2021-08-10 | 国家海洋技术中心 | Marine environment noise measuring device based on wave glider |
| CN108445801A (en) * | 2018-03-15 | 2018-08-24 | 西北工业大学 | A kind of portable autonomous submarine navigation device multifunctional safe warning device and alarming logic control method |
-
2018
- 2018-11-09 CN CN201811328906.0A patent/CN109546297B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN109546297A (en) | 2019-03-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105281017A (en) | Shipborne satellite communication antenna | |
| CN203714144U (en) | Buoy device based on acoustics and GPS (global positioning system) intelligent positioning | |
| CN102622914B (en) | System and method for preventing collision of ships through third generation (3G) mobile phone | |
| Austin et al. | PARADIGM: a buoy-based system for auv navigation and tracking | |
| CN202119908U (en) | All-solid-state S-waveband short-range primary surveillance radar | |
| CN102411150A (en) | AIS (Automatic identification System) ship-borne terminal system based on Beidou satellite navigation | |
| CN205121919U (en) | Marine equipment of wireless AIS and system | |
| CN102347791A (en) | Mobile satellite communication device based on panel antenna | |
| CN111142144B (en) | Underwater acoustic positioning and timing buoy and underwater positioning method | |
| CN109546297B (en) | Multinomial hierarchical cache type marine satellite communication antenna system and use method thereof | |
| CN210091393U (en) | Shore-based berthing command system based on Beidou positioning system | |
| EP2329291B1 (en) | Sensors in concert for maritime surveillance | |
| CN114488236A (en) | Ocean emergency rescue terminal based on underwater acoustic system and implementation method thereof | |
| JP2007207134A (en) | System and method for monitoring marine mobile body around marine structure | |
| CN111198367A (en) | Comprehensive detection command system and method for official business vessel | |
| CN206074805U (en) | A kind of unmanned boat navigation collision prevention continuous wave radar detection device | |
| CN108832951B (en) | Intelligent maritime communication equipment | |
| CN203482201U (en) | An intelligent microwave relay system and an intelligent sea microwave relay station | |
| GB2550980A (en) | Improvements in or relating to buoys and/or SARTs | |
| CN202330723U (en) | AIS (automatic identification system) shipborne terminal system based on Beidou satellite navigation | |
| CN110780324B (en) | Electronic ship board based on real-time connection of Internet of things | |
| CN215121076U (en) | Ship remote network communication intercom system | |
| JPH0313550B2 (en) | ||
| JP2009222465A (en) | Position detection system | |
| CN111220987B (en) | Low-frequency multi-line spectrum remote underwater target detection system and method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220817 Address after: North side of Chuangxin Road, Xuzhuang Street, Gaogang District, Taizhou City, Jiangsu Province 225324 Patentee after: Taizhou Zhongyi Marine Equipment Co., Ltd. Address before: 225300 east side of Xingyuan Road, science and Technology Pioneer Park, Gao Gang, Taizhou, Jiangsu Patentee before: TAIZHOU KEPUNI COMMUNICATION EQUIPMENT Co.,Ltd. |