CN107515416A - A kind of ship emergency rescue system based on the Big Dipper - Google Patents

A kind of ship emergency rescue system based on the Big Dipper Download PDF

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Publication number
CN107515416A
CN107515416A CN201610451022.9A CN201610451022A CN107515416A CN 107515416 A CN107515416 A CN 107515416A CN 201610451022 A CN201610451022 A CN 201610451022A CN 107515416 A CN107515416 A CN 107515416A
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CN
China
Prior art keywords
ship
search
rescue
server
module
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.)
Pending
Application number
CN201610451022.9A
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Chinese (zh)
Inventor
李孝华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Maritime Institute
Original Assignee
Jiangsu Maritime Institute
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jiangsu Maritime Institute filed Critical Jiangsu Maritime Institute
Priority to CN201610451022.9A priority Critical patent/CN107515416A/en
Publication of CN107515416A publication Critical patent/CN107515416A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B22/00—Buoys
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
    • G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
    • G01S19/13—Receivers
    • G01S19/14—Receivers specially adapted for specific applications
    • G01S19/17—Emergency applications
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
    • G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
    • G01S19/13—Receivers
    • G01S19/33—Multimode operation in different systems which transmit time stamped messages, e.g. GPS/GLONASS
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
    • G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
    • G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
    • G01S19/42—Determining position
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
    • G08B25/10—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems

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  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The invention belongs to field of locating technology, discloses a kind of ship emergency rescue system based on the Big Dipper, including：Ship emergency position indicating mark, big-dipper satellite earth station, AIS bank bases system, search and rescue Mission Control Center and search and rescue center, wherein, big-dipper satellite earth station and AIS bank bases system are searched and rescued center and communicated to connect with searching and rescuing Mission Control Center respectively with ship emergency position indicating mark and the communication connection of search and rescue Mission Control Center；Searching and rescuing Mission Control Center includes：Ship datebase server, the communication server, GIS server, Big Dipper commander's machine and control terminal, wherein, Big Dipper commander machine, control terminal electrically connect with ship datebase server, the communication server and GIS server respectively.The ship emergency rescue system based on dipper system can improve search efficiency to target fast positioning in danger.Simultaneously as the entirely autonomous operation of ship emergency system, can solve the search and rescue needs of concerning security matters unit.

Description

A kind of ship emergency rescue system based on the Big Dipper
Technical field
The invention belongs to field of locating technology, more particularly to a kind of ship emergency rescue system.
Background technology
In recent years, it is various to relate to sea, scale more and more with extra large amount of activity with China's expanding economy It is increasing, thus maritime search and rescue task is also increasingly heavy.For land is searched and rescued, maritime search and rescue tool There are more unpredictabilities, so difficulty is also bigger.
At present, the ship emergency rescue system generally used in the world is that global satellite searches and rescues system (COSPAS-SARSAT), the system in 1979 by the U.S., the former Soviet Union, France and Canadian four League of Nations Build jointly vertical, effective search and rescue aid service is provided in the world.The urgent nothing of navigation is equipped with ship Line electricity position indicating mark (EPIRB), working frequency 406MHz.After ship is in danger, EPIRB can pass through Manually or automatically start, send distress alerting signal, after satellite forwards, used by the local to spread all over the world Family terminal (LUT), which receives, simultaneously calculates the position of target in danger, is notified after through international communication network network in danger The related search and rescue department in area is searched and rescued.
But because COSPAS-SARSAT is established and runed by western countries, do not possess secrecy ability, Inconvenience uses in the case of China's military affairs and other concerning security matters.
The content of the invention
In view of the above-mentioned problems, the present invention is intended to provide a kind of ship emergency rescue system based on the Big Dipper, effectively Solve the search and rescue needs in the case of China's military affairs and other concerning security matters.
Technical scheme provided by the invention is as follows：
A kind of ship emergency rescue system based on the Big Dipper, including：Ship emergency position indicating mark, big-dipper satellite Face station, AIS bank bases system, search and rescue Mission Control Center and search and rescue center, wherein, the big-dipper satellite Face station and AIS bank bases system communicate to connect with the ship emergency position indicating mark respectively, the search and rescue task control Center is communicated to connect with the big-dipper satellite earth station and AIS bank bases system, and the search and rescue center is searched with described Rescue Mission Control Center's communication connection；
The search and rescue Mission Control Center includes：Ship datebase server, the communication server, GIS server, The Big Dipper commands machine and control terminal, wherein, Big Dipper commander machine respectively with the ship datebase service Device, the communication server and GIS server electrical connection, it is described control terminal respectively with the ship datebase Server, the communication server and GIS server electrical connection.
It is further preferred that the search and rescue Mission Control Center also includes apps server and application terminal, The application terminal respectively with ship datebase server, the communication server, GIS server and the application Program servers electrically connect.
It is further preferred that the application terminal includes：Printer, facsimile machine and screen wall.
It is further preferred that the ship emergency position indicating mark includes：One shell, set inside the housing should Anxious position indicating mark main frame and the hydrostatic pressure switch for being arranged on case surface；
The emergency position indicating mark main frame includes：Anneta module, RDSS (Radio Determination Satellite Service, radiodetermination-satellite service) module, RNSS (Radio Navigation Satellite System, Satellite radio navigation signals are received by user)/GPS (Global Positioning System, ball alignment system) Bimodulus module, AIS modules, message processing module, interface and power management module, battery module and triggering Switch, wherein,
The Anneta module is electric with the RDSS modules, RNSS/GPS bimodulus module and AIS modules respectively Connection, described information processing module respectively with the RDSS modules, RNSS/GPS bimodulus module and AIS Module electrically connects, and interface and power management module are respectively with described information processing module, battery module and touching Hair switch electrical connection.
It is further preferred that the Anneta module includes：RDSS reception antennas, RDSS transmitting antennas, RNSS B1/GPS L1 dual-mode antennas and VHF (Very High Frequency, very high frequency(VHF)) antenna, wherein, institute State RDSS reception antennas and RDSS transmitting antennas to be connected with the RDSS modules respectively, the RNSS B1/GPS L1 dual-mode antennas are connected with the RNSS/GPS bimodulus module, the VHF antennas with it is described AIS modules connect.
It is further preferred that also include maritime communication radio station, the maritime affairs in the ship emergency rescue system Communication station is communicated to connect by mobile communication public network and the search and rescue Mission Control Center.
It is further preferred that also include the hydrology/weather information distribution platform in the ship emergency rescue system, The hydrology/weather information distribution platform passes through mobile communication public network and search and rescue Mission Control Center communication link Connect.
Ship emergency rescue system provided by the invention based on the Big Dipper, its advantage are：
In the ship emergency rescue system provided by the invention based on the Big Dipper by the ship emergency position indicating based on the Big Dipper Mark, big-dipper satellite earth station, AIS bank bases system, search and rescue Mission Control Center and search and rescue center composition, when When dangerous situation occurs for ship, automatic activation Big Dipper emergency position indicating mark after can manually activating or being overboard, then pass through Big Dipper short message sends emergency help-asked information to Big Dipper ground satellite station, and emergency help-asked information is through big-dipper satellite Face station is sent to by mobile communication public network after receiving and searches and rescues Mission Control Center, and then notifies to feel at ease in searching and rescuing Row searches and rescues ship or searches and rescues helicopter to leave for implementing to search and rescue in dangerly.
In whole ship emergency rescue system, using Beidou satellite navigation system, it is China for we Independent development capability, the satellite navigation system of independent operating, and unique fast positioning and short message communication ability, it is special Application Shi He not searched and rescued.Therefore the ship emergency rescue system based on dipper system can be quick to target in danger Positioning, improve search efficiency.Simultaneously as the entirely autonomous operation of ship emergency system, can solve concerning security matters The search and rescue of unit need.
Brief description of the drawings
Fig. 1 is the hardware block diagram of the ship emergency rescue system based on the Big Dipper in the present invention；
Fig. 2 is ship emergency position indicating mark hardware block diagram in the present invention.
Reference：
100- ship emergency rescue systems, 110- ship emergency position indicating marks, 111- shells, 112- emergency position indicating marks Main frame, 113- hydrostatic pressures switch, 120- big-dipper satellites earth station, 1121- Anneta modules, 11211-RDSS Reception antenna, 11212-RDSS transmitting antennas, 11213-RNSS B1/GPS L1 dual-mode antennas, 11214-VHF Antenna, 1122-RDSS modules, 1123-RNSS/GPS bimodulus modules, 1124-AIS modules, 1125- information Processing module, 1126- interfaces and power management module, 1127- battery modules, 1128- trigger switch, 130-AIS Bank base system, 140- search and rescue Mission Control Center, 141- ship datebase servers, the 142- communication servers, 143-GIS servers, 144- Big Dippeves commander's machine, 145- control terminals, 150- search and rescue center.
Embodiment
With reference to the accompanying drawings and detailed description, the present invention is described in further detail.Need what is illustrated It is that the specific detail of invention described below is only used to illustrate the invention, does not form the limit to the present invention System.Any modifications and variations made according to described the teachings of the present invention are also within the scope of the invention.
It is the hardware block diagram of the ship emergency rescue system 100 provided by the invention based on the Big Dipper as shown in Figure 1, It can be seen that include in the ship emergency rescue system：Ship emergency position indicating mark 110, big-dipper satellite Earth station 120, AIS bank bases system 130, search and rescue Mission Control Center 140 and search and rescue center 150, its In, big-dipper satellite earth station and AIS bank bases system communicate to connect with ship emergency position indicating mark respectively, search and rescue and appoint Be engaged in control centre and big-dipper satellite earth station and the communication connection of AIS bank bases system, searches and rescues center with searching and rescuing task Control centre communicates to connect.
In the course of the work, when ship runs into dangerous situation, then mode manually allows ship emergency position indicating mark Send information in danger or automatic activate sends information in danger after ship emergency position indicating village water.North The ground satellite station that struggles against receives information in danger, and is pushed to and is searched and rescued in task control by mobile communication public network The heart.Search and rescue after Mission Control Center receives information in danger and it is handled, and combine AIS banks The ships data information that based system obtains is analyzed, and then sends analysis result by mobile communication public network Task is searched and rescued to center implementation is searched and rescued, search and rescue center can will search and rescue result after search and rescue task is completed and pass through Mobile communication public network, which feeds back to, searches and rescues Mission Control Center.
As can be seen that it is whole ship emergency rescue system to search and rescue Mission Control Center from the above course of work The function such as Centroid, the main acquisition, processing, distribution for completing information.Specifically, in the search and rescue task Control centre 140 includes：Ship datebase server 141, the communication server 142, GIS server 143, The Big Dipper command machine 144 and control terminal 145 (seat on duty etc.), wherein, the Big Dipper commander machine respectively with ship Oceangoing ship database server, the communication server and GIS server electrical connection, control terminal respectively with ship number Electrically connected according to storehouse server, the communication server and GIS server.More particularly, in the search and rescue task In control centre, ship datebase server is used to dispose ship-borne equipment ship information data storehouse, with storage registration ship letter Breath；The communication server is used for deployable communication management program, the communication of the system such as management and AIS bank base systems； GIS server disposes electronic chart data base, stores electronic chart data；On the one hand Big Dipper commander's machine is used as connects The backup scenario of information in danger is received, is formed and backed up with the data that big-dipper satellite earth station pushes, the opposing party Face is as the standby communication facility with searching and rescuing center (rescue spot) communication and coordination.
For further, above-mentioned search and rescue Mission Control Center also includes apps server and application terminal, Application terminal respectively with ship datebase server, the communication server, GIS server and application program service Device electrically connects.Specifically, application program is searched and rescued in apps server deployment.Application terminal include printer, Facsimile machine and screen wall etc..
As shown in Fig. 2 in the present invention, ship emergency position indicating mark includes：One shell 111, it is arranged on shell Internal emergency position indicating mark main frame 112 (being protected by shell, the specific shell is to float off formula shell) and setting 113 are switched in the hydrostatic pressure of case surface.Specifically, when ship is in danger, after emergency position indicating mark main frame is overboard The automatic triggering opening of hydrostatic pressure switch floats off formula shell, and discharges emergency position indicating mark main frame, emergency position indicating Mark the work of main frame automatic start.Certainly, emergency position indicating mark main frame can also take out from shell manually, and start Work.
Include in the emergency position indicating mark main frame：Anneta module 1121, RDSS modules 1122, RNSS/GPS Bimodulus module 1123, AIS modules 1124, message processing module 1125, interface and power management module 1126, Battery module 1127 and trigger switch 1128, wherein, Anneta module respectively with RDSS modules, RNSS/GPS Bimodulus module and the electrical connection of AIS modules, message processing module are double with RDSS modules, RNSS/GPS respectively Mould module and the electrical connection of AIS modules, interface and power management module respectively with message processing module, battery mould Block and trigger switch electrical connection.And include in the Anneta module：RDSS reception antennas 11211, RDSS Transmitting antenna 11212, RNSS B1/GPS L1 dual-mode antennas 11213 and VHF antennas 11214, wherein, RDSS reception antennas and RDSS transmitting antennas are connected with RDSS modules respectively, and RNSS B 1/GPS L1 are double Mould antenna is connected with RNSS/GPS bimodulus modules, and VHF antennas are connected with AIS modules.
Specifically, RDSS modules have short message communication and active location function, RNSS/GPS bimodulus moulds Block has bimodulus positioning function, and AIS modules have AIS emission functions.Battery module uses Large Copacity once Property lithium battery, periodic replacement.Interface is each hard for managing whole emergency position indicating mark main frame with power management module The interface management and battery management of part module.
In the course of the work, after emergency position indicating mark main frame is activated or activated by trigger switch 1128 automatically, RDSS modules and RNSS/GPS bimodulus module pass through RDSS reception antennas and RNSS B1/GPS L1 respectively Dual-mode antenna receives the extraneous location information sent, and sends and handled into message processing module, afterwards Short message (being sent especially by RDSS transmitting antennas) is sent by information in danger by RDSS modules (including the information such as identity code, positional information, dangerous situation information) timing is sent to big-dipper satellite earth station； Start AIS transmittings simultaneously, by AIS modules (being sent especially by VHF antennas) by information in danger Launch around to place in danger.Big-dipper satellite earth station/AIS bank base systems are forwarded to after receiving warning message Mission Control Center is searched and rescued, and then implements to search and rescue by searching and rescuing central tissue.Certainly, ship around place in danger After oceangoing ship receives warning message, it can also organize to search and rescue at once.
For further, maritime communication radio station and the hydrology/weather information are also included in ship emergency rescue system Distribution platform, and the maritime communication radio station and search and rescue Mission Control Center are respectively by mobile communication public network with searching Rescue Mission Control Center's communication connection.So, search and rescue centrally through mobile communication public network with searching and rescuing task control After center to center communications connection, the information such as information in danger, hydrometeorological information, AIS ship oceangoing ship information are obtained, And then comprehensive various information, instruct the implementation of search and rescue task.
In the course of the work, when ship is in danger, the activation of emergency position indicating mark main frame automatic or manual, the Big Dipper is passed through Short message sends information in danger, and information in danger is through big-dipper satellite ground station reception and is pushed to search and rescue Mission Control Center.Search and rescue Mission Control Center receive the information in danger and parsed, by with ship Ship datebase information in oceangoing ship database server compares, the information such as identification ship model, tonnage, and will Relevant information stores and display.Meanwhile search and rescue the AIS that Mission Control Center will obtain from AIS bank base systems Ship information, hydrometeorological information and information in danger are distributed together to specified search and rescue center, by search and rescue The heart is implemented to search and rescue.Finally, search and rescue center will search and rescue result after search and rescue task is completed by mobile communication public network Feed back to and search and rescue Mission Control Center.
Above by the implement scene case for describing each process respectively, the present invention, this area is described in detail Technical staff will be understood that.In the scope for not departing from essence of the invention, it can make an amendment and deform, than Stripping such as part of module uses and by system embedment in other application system.

Claims (7)

  1. A kind of 1. ship emergency rescue system based on the Big Dipper, it is characterised in that the ship emergency rescue system Include：Ship emergency position indicating mark, big-dipper satellite earth station, AIS bank bases system, search and rescue Mission Control Center And center is searched and rescued, wherein, the big-dipper satellite earth station and AIS bank bases system respectively should with the ship Anxious position indicating mark communication connection, the search and rescue Mission Control Center and the big-dipper satellite earth station and AIS bank bases System communicates to connect, the search and rescue center and search and rescue Mission Control Center communication connection；
    The search and rescue Mission Control Center includes：Ship datebase server, the communication server, GIS server, The Big Dipper commands machine and control terminal, wherein, Big Dipper commander machine respectively with the ship datebase service Device, the communication server and GIS server electrical connection, it is described control terminal respectively with the ship datebase Server, the communication server and GIS server electrical connection.
  2. 2. ship emergency rescue system as claimed in claim 1, it is characterised in that the search and rescue task control Center also includes apps server and application terminal, the application terminal respectively with the ship datebase Server, the communication server, GIS server and apps server electrical connection.
  3. 3. ship emergency rescue system as claimed in claim 2, it is characterised in that the application terminal includes： Printer, facsimile machine and screen wall.
  4. 4. the ship emergency rescue system as described in claim 1 or 2 or 3, it is characterised in that the ship Emergency position indicating mark includes：One shell, emergency position indicating mark main frame inside the housing is set and is arranged on shell The hydrostatic pressure switch on surface；
    The emergency position indicating mark main frame includes：Anneta module, RDSS modules, RNSS/GPS bimodulus module, AIS modules, message processing module, interface and power management module, battery module and trigger switch, wherein,
    The Anneta module is electric with the RDSS modules, RNSS/GPS bimodulus module and AIS modules respectively Connection, described information processing module respectively with the RDSS modules, RNSS/GPS bimodulus module and AIS Module electrically connects, and interface and power management module are respectively with described information processing module, battery module and touching Hair switch electrical connection.
  5. 5. ship emergency rescue system as claimed in claim 4, it is characterised in that the Anneta module includes： RDSS reception antennas, RDSS transmitting antennas, RNSS B1/GPS L1 dual-mode antennas and VHF antennas, Wherein, the RDSS reception antennas and RDSS transmitting antennas are connected with the RDSS modules respectively, institute State RNSS B1/GPS L1 dual-mode antennas to be connected with the RNSS/GPS bimodulus module, the VHF antennas It is connected with the AIS modules.
  6. 6. the ship emergency rescue system as described in claim 1 or 2 or 3 or 5, it is characterised in that described Also include maritime communication radio station in ship emergency rescue system, the maritime communication radio station is public by mobile communication Net and search and rescue Mission Control Center communication connection.
  7. 7. the ship emergency rescue system as described in claim 1 or 2 or 3 or 5, it is characterised in that described Also include the hydrology/weather information distribution platform in ship emergency rescue system, the hydrology/weather information issue is flat Platform is communicated to connect by mobile communication public network and the search and rescue Mission Control Center.
CN201610451022.9A 2016-06-17 2016-06-17 A kind of ship emergency rescue system based on the Big Dipper Pending CN107515416A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610451022.9A CN107515416A (en) 2016-06-17 2016-06-17 A kind of ship emergency rescue system based on the Big Dipper

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Application Number Priority Date Filing Date Title
CN201610451022.9A CN107515416A (en) 2016-06-17 2016-06-17 A kind of ship emergency rescue system based on the Big Dipper

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109895957A (en) * 2019-04-04 2019-06-18 中交上海航道勘察设计研究院有限公司 A kind of integrated multifunction E navigation mark equipment
CN111968408A (en) * 2020-05-29 2020-11-20 中国民用航空总局第二研究所 Multi-system emergency distress signal monitoring method
CN112133136A (en) * 2020-09-11 2020-12-25 中国民用航空总局第二研究所 Aircraft emergency distress signal monitoring system and monitoring method
CN113341947A (en) * 2021-03-20 2021-09-03 杭州雅格纳科技有限公司 Waterborne three-dimensional search and rescue system based on ship information platform

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109895957A (en) * 2019-04-04 2019-06-18 中交上海航道勘察设计研究院有限公司 A kind of integrated multifunction E navigation mark equipment
CN109895957B (en) * 2019-04-04 2024-01-19 中交上海航道勘察设计研究院有限公司 Integrated multifunctional E-type navigation mark equipment
CN111968408A (en) * 2020-05-29 2020-11-20 中国民用航空总局第二研究所 Multi-system emergency distress signal monitoring method
CN112133136A (en) * 2020-09-11 2020-12-25 中国民用航空总局第二研究所 Aircraft emergency distress signal monitoring system and monitoring method
CN113341947A (en) * 2021-03-20 2021-09-03 杭州雅格纳科技有限公司 Waterborne three-dimensional search and rescue system based on ship information platform

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