CN208569865U - Portable AIS ship oceangoing ship automatic identification equipment - Google Patents

Abstract

The utility model is a kind of portable AIS ship oceangoing ship automatic identification equipment, including sensor, transfer processor, AIS host, antenna and the battery for detecting ship movement, sensor circuit is connected to transfer processor, transfer processor and AIS host are wirelessly connected, antenna is connect with AIS host, and AIS host is connect with battery；The information that sensor 1 transmits is converted to the receivable wireless signal of AIS host, the AIS host process wireless messages by transfer processor.The utility model relieves the distance and position limitation of traditional AIS device, makes crewman when using AIS device, can AIS carrying host band is easy to use, when encountering undesirable condition, can be exchanged information at any time；AIS host arbitrarily carries the interference for being subject to signal transmission to the preferable position of signal and becomes smaller.

Description

Portable AIS ship oceangoing ship automatic identification equipment

Technical field

The utility model relates to marine communication technical fields, and in particular to a kind of portable AIS ship oceangoing ship automatic identification equipment.

Background technique

Ship automatic identification system (Automatic Identification System, abbreviation AIS device) is by bank base (base station) facility and ship-borne equipment collectively constitute, be a kind of novel collection network technology, modern communications technology, computer technology, The digital navaid and equipment that electronic information display technology is integrated, work in VHF very high frequency band.As AIS equipment exists Generally use on ship to safe navigation, maritime administration, is salvaged at sea and is brought great convenience.

In the communication technology, VHF is the abbreviation of Very High Frequency, i.e. very high frequency(VHF), refer to frequency band by 30Mhz to The radiobeam of 300MHz, wave-length coverage are 1m~10m.Majority is used as radio station and television station broadcast, while being aviation again With the communication channel of navigation.

Marine V HF very high frequency(VHF) is between carrying out ship using the dedicated frequency range of VHF, inside ship, between ship-to-shore or through base station and land Radio communication system between the ship of upper communication switching and on the bank user is widely used in anti-collision behavior, maritime administration, harbour life It produces scheduling, ship internal control, search and rescue in danger and security information to broadcast etc., is the master of completion water transportation on-scene communication Want means.VHF communication can not replace the communication that the important function for ensureing navigation safety is other modes.

The information exchange with other ships is realized in Marine V HF communication, then these data are transferred in control by base station The heart, still, existing base station all carry out data transmission in a wired fashion, thus need computer room and largely match to be arranged Standby, installation is cumbersome, is not easy to move, and flexibility is poor.

With the development of ship industry operation and the requirement of relevant laws and regulations, AIS equipment has been obtained on all kinds of ships extensively It is general universal.It is directed to merchant ship part, maritime office has issued the public affairs of ship mandatory carriage AIS equipment on December 18th, 2001 It accuses.Currently, 300 gross ton of China and the ship of the above world navigation, the freighter of the non-world navigation of 500 gross tons or more, Yi Jisuo There is passenger boat, has been provided with AIS equipment.Fishing boat belongs to fisheries administrative, and biggish fishing boat is provided with B grades of building berths, but small fishing Ship does not have the condition of installation AIS terminal, therefore is not equipped with there are also a considerable amount of fishing boats.Less use on spitkit AIS device, essentially consists in, and existing AIS device all carries out data transmission in a wired fashion, thus needs computer room and big The corollary equipment of amount, installation is cumbersome, is not easy to move, and flexibility is poor, is not suitable for the volume of spitkit and actually answers With.

Utility model content

In view of the above shortcomings, the portable AIS ship oceangoing ship automatic identification equipment of utility model, can apply in spitkit On without being wiredly connected to other equipment, relieve volumetric constraint, easy to use and flexible.

The utility model provides a kind of portable AIS ship oceangoing ship automatic identification equipment, including for detecting ship movement Sensor, transfer processor, AIS host, antenna and battery, the sensor circuit are connected to transfer processor, the transfer Processor and AIS host are wirelessly connected, and the antenna is connect with AIS host, and the AIS host is connect with battery, the transfer Processor includes input interface and transfer communication processor, and the input interface is connect with transfer communication processor, the sensing Device is connect by the input interface of transfer processor with transfer communication processor；The transfer processor is by the letter of sensor passes Breath is converted to the receivable wireless signal of AIS host, described AIS host process wireless messages.

To further realize the utility model, the transfer communication processor includes A/D converter, channel encoder and tune Electric signal transmission is carried out wireless conversion process into transfer processor and sends wireless signal by modulator-demodulator, the sensor.

To further realize the utility model, the transfer communication processor is embedded microprocessor.

To further realize the utility model, the AIS host includes VHF transceiver and communication processor, the antenna Including VHF antenna and GPS antenna, the VHF transceiver sends and receivees VHF signal by VHF antenna；The VHF transceiver The wireless messages that transfer processor sends over are received, the communication processor of the AIS host handles the wireless messages.

To further realize the utility model, the communication processor is equipped with memory, what the VHF transceiver arrived The wireless signal transfer of transfer processor transmitting is into the communication processor of AIS host, and the communication processor is to receiving Wireless signal carries out coded treatment and is converted to the storage of AIS data into the memory of communication processor；The communication processor Processing also is decoded to the VHF signal of other ships received, and the AIS data after conversion are stored into memory.

To further realize the utility model, the AIS host further includes GPS receiver, the GPS receiver respectively with GPS antenna connection is connected with communication processor, and the GPS receiver receives satellite-signal by GPS antenna；The AIS host It further include display terminal, the display terminal is connect with communication processor.

To further realize the utility model, the battery is lithium storage battery.

To further realize the utility model, the communication processor is embedded microprocessor system.

To further realize the utility model, the VHF transceiver includes duplexer and the VHF- that connect with duplexer TDMA sender, VHF-DSC receiver and at least two VHF-TDMA receivers；The duplexer is connect with VHF antenna, institute VHF-TDMA sender, VHF-DSC receiver and at least two VHF-TDMA receivers are stated to connect respectively with communication processor It connects.

To further realize the utility model, the sensor is the sensor of detectable ship movement, including bow is to biography Sensor, steering rate sensor, velocity sensor.

The utility model has the beneficial effects that

1, traditional AIS device needs and sensor wired connection, therefore, the company of sensor can only be arranged in AIS device In the join domain of wiring, when needing using AIS device, people can only be limited in equipped in the range of AIS device use AIS Device.For this problem, the AIS device of the utility model includes transfer processor and AIS host, and sensor and transfer are handled Device connection, transfer processor convert the received wireless signal of AIS host institute's energy for the information of sensor and are sent in AIS host It handles and stores；At this point, transfer processor and sensor are wired connection and are limited, but AIS host and transfer processor without Line connection, people are essentially consisted in when using AIS device using AIS host, since AIS host is not limited by wired connection, Therefore, AIS host may be located remotely from the join domain of transfer processor and sensor, as long as AIS host can receive transfer processing The wireless messages that device issues.The utility model relieves the distance and position limitation of traditional AIS device, is using crewman When AIS device, can AIS carrying host band be easy to use, when encountering undesirable condition, can be exchanged information at any time.

2, the utility model changes the mode of transmission sensor information due to splitting original AIS apparatus function, by Wire transmission originally is set as being wirelessly transferred, since the function to be realized of transfer processor is less, correspondingly, the transfer correspondence The element for managing device is less, and volume can be smaller；In addition, since AIS host eliminates the input interface of sensor and relevant device Setting, the AIS host of the utility model is smaller than the volume of original AIS host, is more conducive to carrying.

3, since nautical signal is unstable, and traditional AIS device is typically placed in interior, and indoor signal is due to wearing Decaying becomes worse thoroughly, in the utility model, since AIS host is not by wired limitation, AIS host can arbitrarily be carried to letter Number preferable position, the interference for being subject to signal transmission become smaller.

Detailed description of the invention

Fig. 1 is the system schematic of the present embodiment；

Fig. 2 is the overall structure diagram of the present embodiment.

Description of symbols: 1. sensors；2. transfer processor；3.AIS host；4. antenna；5. battery.

Specific embodiment

The utility model is described further referring to Figures 1 and 2.

The portable AIS ship oceangoing ship automatic identification equipment of the present embodiment includes for detecting the sensor 1 of ship movement, transfer Processor 2, AIS host 3, antenna 4 and battery 5,1 circuit connection of sensor to transfer processor 2, transfer processor 2 and AIS master Machine 3 is wirelessly connected, and antenna 4 is connect with AIS host 3, and AIS host 3 is connect with battery 5.AIS host 3 includes VHF transceiver and leads to Believe that processor, antenna 4 include VHF antenna 4 and GPS antenna 4, VHF transceiver can receive and sent VHF letter by VHF antenna 4 Number.The information that sensor 1 transmits is converted to the receivable wireless signal of AIS, VHF transceiver transfer by transfer processor 2 The wireless messages that processor 2 sends over, then the communication processor of AIS host 3 handles the wireless messages.

Transfer processor 2 may be configured as individual function body, can also be arranged with the console of ship and be integrated.This implementation In example, individual function body is set by transfer processor 2, transfer processor 2 includes that input interface and transfer communication are handled Device, input interface are connect with transfer communication processor, and sensor 1 is connected by the input interface of power lug and transfer processor 2 It connects, is then connected to transfer processor 2, transfer communication processor is embedded microprocessor, and in the present embodiment, A/D is converted Device, channel encoder and modem are embedded into transfer communication processor, and sensor 1 handles electric signal transmission to transfer In device 2, transfer communication processor is converted to digital signal by A/D converter, which passes sequentially through message sink coding, letter The Serial No. of coding (is become number (or simulation) baseband signal, by modulates baseband signals to intermediate frequency telecommunications by road coding, modulation Number and make intermediate frequency amplification, the reception frequency range (i.e. VHF frequency range) of intermediate-freuqncy signal re-modulation to VHF transceiver is simultaneously amplified logical by transfer The VHF antenna 4 of letter processor is radiate.

Communication processor is equipped with memory, and the wireless signal transfer that VHF transceiver to transfer processor 2 emits arrives In the communication processor of AIS host 3, communication processor carries out coded treatment to the wireless signal received and is converted to AIS number According to storage into the memory of communication processor.AIS host 3 further includes GPS receiver, GPS receiver respectively with GPS antenna 4 Connection is connected with communication processor, and GPS receiver receives satellite-signal by GPS antenna 4.AIS host 3 is provided with display eventually End, display terminal are connect with communication processor, which is used to show that the motion information of ship and institute to be received about it The information of his ship may also display other desired information, in addition, by display terminal can also input related ship information to lead to Believe in processor.

Battery 5 is portable storage battery, and in the present embodiment, battery 5 is the battery of 12V, preferably lithium storage battery.Battery 5, for providing power supply to AIS host 3, make AIS host 3 work.Battery 5 can separate line setting with AIS host 3, can also connect It is integrated, in the present embodiment, to be easy to carry, battery 5 is detachably connected on AIS host 3.

The VHF wireless messages code storage that communication processor can will be issued from transfer processor 2, can also to receive its The VHF signal of his ship is decoded processing, and the AIS data after conversion are stored into memory.Due to other ships VHF signal has corresponding coded treatment, therefore the VHF signal that transfer processor 2 issues is different from the VHF signal of other ships, Communication processor will not be impacted when receiving.Communication processor is the core of general automatic identification system (AIS device) The heart, it is usually an embedded microprocessor system, controls VHF data communication chain road according to the network protocol of AIS device Information transmission and each interface data exchange.In the present embodiment, communication processor is using embedded microprocessor ARM, equally, Transfer communication processor also uses embedded microprocessor ARM.

VHF transceiver includes duplexer and the VHF-TDMA sender connecting with duplexer, VHF-DSC receiver and two A VHF-TDMA receiver；Duplexer is connect with VHF antenna 4, VHF-TDMA sender, VHF-DSC receiver and two VHF-TDMA receiver is separately connected with communication processor.VHF transceiver uses different receivers, can be targetedly Different signals, such as the broadcast of AIS message, information, weather notice, notice to navigator and emergency alarm are received, and all Signal be all to be received and dispatched by connected VHF antenna 4, and handled by communication processor.Since transfer is logical Letter processor is also to send VHF signal, and being likely to result in information blocking etc. influences, and therefore, VHF transceiver can also increase at least one A VHF-TDMA receiver, the increased VHF-TDMA receiver of institute are connect with duplexer and communication processor respectively.

Sensor 1 is the sensor 1 of detectable ship movement, including bow is to sensor, steering rate sensor, velocity pick-up Device and other sensors 1 for measuring other related datas.

When in use, bow is wiredly connected to transfer correspondence to sensors 1 such as sensor, steering rate sensor, velocity sensors The input interface of device 2 is managed, by electric signal transmission into transfer communication processor, transfer communication processor is turned sensor 1 by A/D Parallel operation is converted to data-signal, which passes sequentially through message sink coding, channel coding, modulation (by the Serial No. of coding Become number (or simulation) baseband signal), by modulates baseband signals to intermediate frequency electric signal and make intermediate frequency amplification, intermediate-freuqncy signal is adjusted again It makes the reception frequency range (i.e. VHF frequency range) of VHF transceiver and amplifies and radiate by the VHF antenna 4 of transfer processor 2, led to The VHF transceiver of letter processor is transmitted to by the VHF signal that the VHF antenna 4 of AIS host 3 receives the transmitting data of sensor 1 Communication processor, communication processor is by the 1 data encoding and storing of sensor received into memory.

The foregoing is merely the better embodiment of the utility model, the utility model is not limited to above-mentioned embodiment party Formula, there may be the changes of partial structurtes in implementation process, if various changes or modifications to the utility model do not depart from The spirit and scope of the utility model, and belong within the scope of the claims and equivalents of the utility model, then this is practical It is novel to be also intended to encompass these modification and variations.

Claims (10)

1. a kind of portable AIS ship oceangoing ship automatic identification equipment, it is characterised in that: including for detect ship movement sensor, Transfer processor, AIS host, antenna and battery, the sensor circuit are connected to transfer processor, the transfer processor with AIS host is wirelessly connected, and the antenna is connect with AIS host, and the AIS host is connect with battery, the transfer processor packet Input interface and transfer communication processor are included, the input interface is connect with transfer communication processor, during the sensor passes through The input interface for turning processor is connect with transfer communication processor；The transfer processor is converted to the information of sensor passes The receivable wireless signal of AIS host, described AIS host process wireless messages.

2. portable AIS ship oceangoing ship automatic identification equipment according to claim 1, it is characterised in that: at the transfer communication Managing device includes A/D converter, channel encoder and modem, and the sensor is by electric signal transmission into transfer processor It carries out wireless conversion process and sends wireless signal.

3. portable AIS ship oceangoing ship automatic identification equipment according to claim 2, it is characterised in that: at the transfer communication Reason device is embedded microprocessor.

4. portable AIS ship oceangoing ship automatic identification equipment according to any one of claim 1 to 3, it is characterised in that: described AIS host includes VHF transceiver and communication processor, and the antenna includes VHF antenna and GPS antenna, and the VHF transceiver is logical It crosses VHF antenna and sends and receivees VHF signal；The wireless messages that the VHF transceiver transfer processor sends over, it is described The communication processor of AIS host handles the wireless messages.

5. portable AIS ship oceangoing ship automatic identification equipment according to claim 4, it is characterised in that: the communication processor Equipped with memory, the mailing address of the wireless signal transfer of transfer processor that the VHF transceiver arrives transmitting to AIS host It manages in device, the communication processor carries out coded treatment to the wireless signal received and is converted to the storage of AIS data to communication In the memory of processor；The communication processor is also decoded processing to the VHF signal of other ships received, and will AIS data after conversion are stored into memory.

6. portable AIS ship oceangoing ship automatic identification equipment according to claim 5, it is characterised in that: the AIS host also wraps GPS receiver is included, the GPS receiver is connect with GPS antenna respectively and communication processor connection, the GPS receiver pass through GPS antenna receives satellite-signal；The AIS host further includes display terminal, and the display terminal is connect with communication processor.

7. portable AIS ship oceangoing ship automatic identification equipment according to claim 6, it is characterised in that: the battery is lithium storage Battery.

8. portable AIS ship oceangoing ship automatic identification equipment according to claim 7, it is characterised in that: the communication processor For embedded microprocessor system.

9. portable AIS ship oceangoing ship automatic identification equipment according to claim 8, it is characterised in that: the VHF transceiver packet VHF-TDMA sender, VHF-DSC receiver and at least two VHF-TDMA for including duplexer and connecting with duplexer are received Machine；The duplexer is connect with VHF antenna, the VHF-TDMA sender, VHF-DSC receiver and at least two VHF- TDMA receiver is separately connected with communication processor.

10. portable AIS ship oceangoing ship automatic identification equipment according to claim 9, it is characterised in that: the sensor is can The sensor of ship movement, including bow are detected to sensor, steering rate sensor, velocity sensor.