CN108832951B - Intelligent maritime communication equipment - Google Patents
Intelligent maritime communication equipment Download PDFInfo
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- CN108832951B CN108832951B CN201810545696.4A CN201810545696A CN108832951B CN 108832951 B CN108832951 B CN 108832951B CN 201810545696 A CN201810545696 A CN 201810545696A CN 108832951 B CN108832951 B CN 108832951B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/3827—Portable transceivers
- H04B1/385—Transceivers carried on the body, e.g. in helmets
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/024—Guidance services
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
- H04W4/10—Push-to-Talk [PTT] or Push-On-Call services
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Multimedia (AREA)
- Traffic Control Systems (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Transceivers (AREA)
Abstract
The invention belongs to the field of maritime equipment, and provides maritime intelligent communication equipment, which comprises: the first circuit board and the second circuit board are connected through a communication circuit; the first circuit board is provided with a main control chip, a flash memory, a display driving module, a built-in GPS module and/or an external GPS interface, a wifi module and/or a Bluetooth module, an AIS (automatic identification system) transceiver module and an input module, wherein the flash memory, the display driving module, the built-in GPS module and/or the external GPS interface, the wifi module and/or the Bluetooth module are connected with the main; the second circuit board is provided with a VHF wireless communication module and a shielding cover, and the shielding cover is used for reducing interference of radio frequency signals generated by the VHF wireless communication module on the first circuit board. The maritime intelligent communication equipment provided by the invention has the functions of maritime communication and chart display, and has greater advantages in cost and volume compared with the existing maritime equipment.
Description
Technical Field
The invention belongs to the field of maritime equipment, and particularly relates to maritime intelligent communication equipment.
Background
With the increasing development of the world in shipping, the sea has a large number of ships, and each ship must be equipped with a VHF wireless communication device and a chart display device for obtaining the certificate, so that the VHF wireless communication device and the chart display device are standard fittings of each ship.
The VHF wireless communication equipment is mainly used for communication and communication between ships and shore and equipment for calling for help when the ship meets danger. The electronic chart is mainly used for automatic navigation alarm (such as yaw, mistaken entering a dangerous area and the like), quick inquiry of various information (such as hydrology, harbor, tide, ocean current and the like) and dynamic real-time display (such as ship position, navigation speed, course and the like refreshed every second). The VHF wireless communication devices and the chart display devices are like the mouth and eyes of a boat. However, the conventional VHF wireless communication device and electronic map have large volume, single function and high price. When the two devices are used by a small ship, the operable space of a cabin can be greatly reduced, and the two devices have poor cost performance due to high price. Therefore, it is necessary to develop a marine device with low cost and the functions of the two devices.
Disclosure of Invention
The embodiment of the application provides a maritime affairs intelligence leads to equipment to solve the problem that current maritime affairs equipment can't possess chart display function and maritime affairs communication function simultaneously.
In order to achieve the above object, the present application provides a maritime intelligence apparatus for conducting, including:
the first circuit board and the second circuit board are connected through a communication circuit;
the first circuit board is provided with a main control chip, a flash memory, a display driving module, a built-in GPS module and/or an external GPS interface, a wifi module and/or a Bluetooth module, an AIS (automatic identification system) transceiver module and an input module, wherein the flash memory, the display driving module, the built-in GPS module and/or the external GPS interface, the wifi module and/or the Bluetooth module are connected with the main;
the second circuit board is provided with a VHF wireless communication module and a shielding cover, and the shielding cover is used for reducing interference of radio frequency signals generated by the VHF wireless communication module on the first circuit board.
Further, the chart navigation software is stored in the flash memory and can run on the main control chip.
Furthermore, the display device also comprises a display screen connected with the display driving module.
Furthermore, the first circuit board is also provided with a power interface connected with the main control chip.
Further, the first circuit board is further provided with an NMEA2000 interface and/or an NMEA0183 interface connected with the main control chip.
Furthermore, the first circuit board is also provided with a loudspeaker interface connected with the main control chip.
Further, still include PTT hand miaow, PTT hand miaow with the VHF radio communication module is connected.
Furthermore, the first circuit board is further provided with a radar display driver connected with the main control chip, and the radar display driver is connected with a radar interface.
Furthermore, the first circuit board is further provided with a sonar display driver connected with the main control chip, and the sonar display driver is connected with a sonar interface.
Furthermore, the first circuit board is further provided with a fish finding device display driver connected with the main control chip, and the fish finding device display driver is connected with a fish finding device interface.
Further, the VHF wireless communication module is provided with a filter circuit.
The intelligent maritime communication equipment provided by the invention has the beneficial effects that: compared with the prior art, the intelligent maritime communication equipment comprises a first circuit board and a second circuit board, wherein the first circuit board is connected with the second circuit board through a communication circuit; the first circuit board is provided with a main control chip, the second circuit board is provided with a VHF wireless communication module, and the main control chip can be communicated with the outside through the VHF wireless communication module; meanwhile, the first circuit board is also provided with a flash memory, a display driving module, a built-in GPS module and/or an external GPS interface, a wifi module and/or a Bluetooth module, an AIS (automatic identification system) transceiver module and an input module which are connected with the main control chip, so that the intelligent maritime communication equipment has hardware of an electronic chart; and the second circuit board is provided with a shielding cover, so that the interference of radio frequency signals generated when the VHF wireless communication module works on the main control chip is prevented, and the wireless communication function and the chart function of the maritime affairs intelligent communication equipment can be used simultaneously.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of a maritime intelligent communications device according to an embodiment of the present invention.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1, the intelligent maritime communications apparatus provided by the present invention will now be described. Maritime intelligence leads equipment includes:
the circuit board comprises a first circuit board 10 and a second circuit board 20, wherein the first circuit board 10 is connected with the second circuit board 20 through a communication circuit;
the first circuit board 10 is provided with a main control chip 109, a flash memory 101 connected with the main control chip 109, a display driving module 102, a built-in GPS module 103 and/or an external GPS interface 104, a wifi module 105 and/or a Bluetooth module 106, an AIS transceiver module 107 and an input module 108;
the second wiring board 20 is provided with a VHF wireless communication module 201 and a shielding cover 202, and the shielding cover 202 is used for reducing interference of radio frequency signals generated by the VHF wireless communication module 201 on the first wiring board 10.
In this embodiment, the maritime intelligence navigation apparatus includes a first circuit board 10 and a second circuit board 20. The relative positions of the first circuit board 10 and the second circuit board 20 can be determined according to the actual shape of the maritime intelligent communication device. The maritime intelligent communication equipment comprises a display screen and a shell capable of containing the display screen. The first circuit board 10 and the second circuit board 20 are disposed in a cavity formed by the display screen and the housing. The back of the enclosure may be made of aluminum to better dissipate and shield electromagnetic radiation.
The first circuit board 10 is provided with a main control chip 109, a flash memory 101 connected to the main control chip 109, a display driving module 102, a built-in GPS module 103 and/or an external GPS interface 104, a wifi and/or bluetooth module 106, an AIS transceiver module 107, an input module 108, and the like. In order to reduce the design difficulty of the circuit board, some components on the first circuit board 10 may be disposed on the third circuit board. The first circuit board 10 can adopt 8 layers of boards, so that the device density of the circuit board is improved, and the area of the circuit board is reduced. The first circuit board 10 may be selected from an embedded ARM9 motherboard.
The main control chip 109 of the first circuit board 10 can be an ARM chip or an X86 chip according to actual needs.
The Flash Memory 101(Flash Memory) is a long-life nonvolatile (capable of maintaining stored data information even in case of power failure), and the Flash Memory 101 used in this embodiment may be used to store data received during operation of the maritime intelligent communications device.
If the location where the maritime intelligence guidance device is installed can receive a stable GPS signal, the built-in GPS module 103 can be used. If the installation position of the maritime intelligent communication equipment cannot receive the GPS signal or the received GPS signal intensity is unstable, the external GPS equipment can be used to be connected with the external GPS interface 104. In order to ensure better adaptability of the maritime intelligent communication device, the first circuit board 10 may be provided with a built-in GPS module 103 and an external GPS interface 104.
The maritime intelligent communication device is further provided with a wifi module 105 and/or a bluetooth module 106. A wireless network may be established through the wifi module 105. Connections may also be established with other bluetooth devices through bluetooth module 106.
The maritime intelligent communication equipment is further provided with an AIS transceiver module 107 which is connected with the shipborne AIS equipment. The AIS System (Automatic Identification System, which is called as an Automatic ship Identification System) is composed of shore-based (base station) facilities and shipborne equipment, and is a novel digital navigation aid System integrating a network technology, a modern communication technology, a computer technology and an electronic information display technology. On-board AIS equipment is part of the AIS system. The AIS transceiver module 107 is used for receiving ship information near the ship where the maritime intelligent communication equipment provided by the AIS system is located, and sending navigation data of the ship to the AIS system.
The input module 108 of the maritime intelligent communication device includes but is not limited to function keys, a keyboard, and an operation rod.
The VHF wireless communication module 201 refers to a device for transmitting data using high frequency radio waves, the frequency band of 30Mhz to 300Mhz, and the wavelength of 1m to 10 m. The VHF wireless communication module 201 in this embodiment has a power of 25W, and can be used for wireless communication between marine vessels.
A communication line is further disposed between the first circuit board 10 and the second circuit board 20, so that the main control chip 109 can receive data sent by the VHF wireless communication module 201 and send a control instruction to the VHF wireless communication module 201.
The second circuit board 20 is further provided with a shielding cover 202, so that interference of radio frequency signals generated by the VHF wireless communication module 201 on components on the first circuit board 10 is reduced under the condition that normal operation of the VHF wireless communication module 201 is not affected. The position of the shielding cover 202 can be determined according to the relative positions of the first wiring board 10 and the second wiring board 20, and the shape and size of the shielding cover 202 can be adjusted according to actual needs.
The intelligent maritime communication equipment provided by the invention has the beneficial effects that: compared with the prior art, the intelligent maritime communication equipment comprises a first circuit board 10 and a second circuit board 20, wherein the first circuit board 10 is connected with the second circuit board 20 through a communication circuit; the first circuit board 10 is provided with a main control chip 109, the second circuit board 20 is provided with a VHF wireless communication module 201, and the main control chip 109 can establish communication with the outside through the VHF wireless communication module 201; meanwhile, the first circuit board 10 is further provided with a flash memory 101, a display driving module 102, a built-in GPS module 103 and/or an external GPS interface 104, a wifi and/or bluetooth module 106, an AIS transceiver module 107 and an input module 108 which are connected with a main control chip 109, so that the intelligent maritime communications device has hardware of an electronic chart; moreover, the shielding cover 202 is arranged on the second circuit board 20, so that the interference of the radio frequency signal generated when the VHF wireless communication module 201 works on the main control chip 109 is prevented, and the wireless maritime communication function and the nautical chart function of the maritime intelligent communication device can be used simultaneously.
Further, the navigation system also comprises chart navigation software which is stored in the flash memory 101 and can run on the main control chip 109.
In this embodiment, the flash memory 101 is installed with chart navigation software. When the intelligent maritime navigation device is in an operating state, a sailor can start the navigation software, and at the moment, the main control chip 109 acquires position information from the built-in GPS module 103 or the GPS device connected with the external GPS interface 104 and displays the position information on the display screen. The main control chip 109 may also receive the navigation information of the ship through the AIS transceiver module 107 and display the information on the display screen. The maritime intelligent navigation equipment can be provided with an application real-time operating system (RTOS), the program response time is shortened, the software coding efficiency is improved by adopting a modular design, and the maintainability and the expansibility of the software are improved by using a layered design.
Further, a display screen connected to the display driving module 102 is also included.
In this embodiment, the display driving module 102 is connected to a display screen. The display screen can use a high-definition highlight display screen and can have a touch sensing function. For example, a high-definition highlight display screen with a brightness of 400nits can be used, so that the contents displayed on the display screen can still be seen by human eyes even under strong sunlight. The size of the display screen can be selected according to the actual application, such as 5 inches, 7 inches or other sizes. If the display screen used is a touch screen, the display screen may also be a part of the input module 108.
Further, the first circuit board 10 is further provided with a power interface connected with the main control chip 109.
In this embodiment, the first circuit board 10 is further provided with a power interface connected to the main control chip 109. The power interface can be connected with a power supply on the ship to provide electric energy for the intelligent maritime communication equipment.
Further, the first circuit board 10 is further provided with an NMEA2000 interface and/or an NMEA0183 interface connected to the main control chip 109.
In this embodiment, the first circuit board 10 is further provided with an NMEA2000 interface and/or an NMEA0183 interface connected to the main control chip 109. NMEA2000 is a high speed data transmission protocol. The NMEA2000 interface can support cable connection of NMEA2000 protocol, and is connected with other shipborne equipment, such as shipborne instruments and the like, through cables. NMEA-0183 is the standard protocol that GPS receivers should comply with, and is the most widely used protocol in current GPS receivers, and most common GPS receivers, GPS data processing software, and navigation software comply with or at least are compatible with this protocol. The NMEA0183 interface can be connected with equipment supporting the NMEA0183 protocol and acquire data transmitted by the corresponding equipment. The data that the NMEA0183 interface can transmit include, but are not limited to, AIS data, DISTRESS data, GPS data.
Further, the first circuit board 10 is further provided with a loudspeaker interface connected with the main control chip 109.
In this embodiment, the first circuit board 10 is further provided with a loudspeaker interface connected with the main control chip 109. The loud speaker interface may be connected to a shipborne loud speaker and transmit broadcast content to the loud speaker. For example, when broadcasting is required, the main control chip 109 transmits the broadcast content to the loud speaker, which broadcasts the broadcast content, which can be received by personnel on the ship.
Further, a PTT hand microphone is also included, and the PTT hand microphone is connected with the VHF wireless communication module 201.
In this embodiment, the maritime intelligent messenger is further equipped with a PTT handclap. The PTT handpieces are connected to the VHF wireless communication module 201. The crew may have a conversation with the crew of the other vessel via the PTT handgun.
Further, the first circuit board 10 is further provided with a radar display driver connected with the main control chip 109, and the radar display driver is connected with a radar interface.
In this embodiment, the maritime intelligence admittance device is further equipped with a radar interface. The radar interface can be connected with shipborne radar equipment, acquires radar signals and displays the radar signals on the display screen.
Further, the first circuit board 10 is further provided with a sonar display driver connected with the main control chip 109, and the sonar display driver is connected with a sonar interface.
In this embodiment, the maritime intelligent guidance device is further equipped with a sonar interface. The sonar interface can be connected with onboard sonar equipment to acquire sonar signals and display the sonar signals on a display screen.
Further, the first circuit board 10 is further provided with a fish finder display driver connected with the main control chip 109, and the fish finder display driver is connected with a fish finder interface.
In this embodiment, the maritime intelligence leads to equipment still is equipped with and looks for fish ware interface. The fish finder interface can be connected with shipborne fish finder equipment to acquire fish shoal distribution information and display the information on a display screen. The crew can determine the driving direction of the ship according to the fish school distribution information.
Further, the VHF wireless communication module 201 is provided with a filter circuit.
In this embodiment, the VHF wireless communication module 201 is provided with a filter circuit. The filter circuit includes: an antenna, an RF signal processing module, a DSC signal processing module, a voice signal processing module, a baseband processor, a microcontroller, a PLL module, an RX-VCO signal, a TX-VCO signal modulation module, an RF power amplification module, and a DSC-VCO signal. When the filter circuit is in a receiving state, the RF signal received by the antenna is divided into two paths after being filtered and amplified by the RF signal processing module; one path enters a voice receiving channel, enters a baseband processor after being processed by a voice signal processing module, judges the squelch level through the microcontroller and sends out sound through a loudspeaker device connected with a filter circuit when a signal is available; and the other path of the signal enters a DSC demodulation channel, enters a baseband processor after being processed by a DSC signal processing module, judges the squelch level through the microcontroller, enters background demodulation DSC information when a signal exists, displays the demodulated DSC information content related to the intelligent maritime communication equipment, and sends out different alarm sounds according to the DSC alarm type and turns off a voice channel. When the filter circuit is in a voice transmitting state, voice signals output by the PTT hand microphone are sent to the baseband processor for filtering and amplifying, then enter the TX-VCO signal modulation module for modulation, and are transmitted out through the antenna after the modulation signals are amplified. When the filter circuit is in a state of transmitting DSC signals, the microcontroller controls the baseband processor to generate DSC signals, the DSC signals are output to the TX-VCO signal modulation module for modulation, and the modulation signals are amplified and then transmitted through the antenna. Wherein, the DSC signal processing module comprises: the DSC signal filtering unit, the DSC signal primary mixing unit and the DSC signal secondary mixing unit are connected in sequence; and the other path of the intermediate frequency signal is filtered by the DSC signal filtering unit and then is subjected to first frequency mixing with the local oscillation frequency generated by the DSC-VCO in the DSC signal first frequency mixing unit to obtain an intermediate frequency signal of 19.65Mhz, and the intermediate frequency signal of 19.65Mhz and 19.2Mhz are subjected to second frequency mixing and frequency discrimination in the DSC signal second frequency mixing unit and then enter a baseband processor. The working frequency of the DSC signal second mixing unit is 450 Khz. The voice signal processing module includes: the voice signal filtering unit, the voice signal first-time mixing unit and the voice signal second-time mixing unit are connected in sequence; and the path of voice signals is filtered by the voice signal filtering unit and then is subjected to first frequency mixing with the local oscillation frequency generated by the RX-VCO in the voice signal first frequency mixing unit to obtain an intermediate frequency signal of 38.85Mhz, and the intermediate frequency signal of 38.85Mhz and the intermediate frequency signal of 38.40Mhz are subjected to second frequency mixing and frequency discrimination in the voice signal second frequency mixing unit and then enter a baseband processor. The working frequency of the voice signal second-time mixing unit is 450 Khz. The PLL module comprises two PLL units; one PLL unit is used for controlling the RX-VCO to generate local oscillation frequency during receiving and the TX-VCO to generate local oscillation frequency during transmitting; and the other PLL unit is used for controlling the DSC-VCO to generate local oscillation frequency during receiving. The PLL module adopts a phase-locked loop chip with the model number GP 214D. The baseband processor adopts a baseband processor with the model of CMX 885.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The utility model provides a maritime affairs intelligence apparatus of leading, its characterized in that includes:
the first circuit board and the second circuit board are connected through a communication circuit;
the first circuit board is provided with a main control chip, a flash memory, a display driving module, a built-in GPS module and/or an external GPS interface, a wifi module and/or a Bluetooth module, an AIS (automatic identification system) transceiver module and an input module, wherein the flash memory, the display driving module, the built-in GPS module and/or the external GPS interface, the wifi module and/or the Bluetooth module are connected with the main; the main control chip receives data sent by the VHF wireless communication module and sends a control instruction to the VHF wireless communication module; the VHF wireless communication module is used for wireless communication between the marine vessels; the Bluetooth module is used for establishing connection with other Bluetooth equipment; the input module comprises a function key, a keyboard and an operating rod;
the second circuit board is provided with a VHF wireless communication module and a shielding cover, and the shielding cover is used for reducing interference of radio-frequency signals generated by the VHF wireless communication module on the first circuit board; wherein the position of the shielding cover is determined according to the relative positions of the first circuit board and the second circuit board;
the maritime intelligent communication equipment further comprises a PTT hand microphone, and the PTT hand microphone is connected with the VHF wireless communication module;
the first circuit board is also provided with a fish finder display driver connected with the main control chip, and the fish finder display driver is connected with a fish finder interface;
wherein, VHF wireless communication module is provided with filter circuit, filter circuit includes: when the filter circuit is in a receiving state, the RF signal received by the antenna is filtered, amplified and divided into two paths by the RF signal processing module: one path enters a voice receiving channel, enters a baseband processor after being processed by a voice signal processing module, judges the squelch level through the microcontroller and sends out sound through a loudspeaker device connected with a filter circuit when a signal is available; the other path enters a DSC demodulation channel, enters a baseband processor after being processed by a DSC signal processing module, judges the squelch level through the microcontroller, enters background demodulation DSC information when a signal exists, displays the demodulated DSC information content related to the intelligent maritime communication equipment, emits different alarm sounds according to the DSC alarm type and cuts off a voice channel; when the filter circuit is in a voice transmitting state, a voice signal output by the PTT hand microphone is sent to the baseband processor for filtering and amplifying, then enters the TX-VCO signal modulation module for modulation, and is transmitted out through the antenna after the modulation signal is amplified; when the filter circuit is in a DSC signal transmitting state, the microcontroller controls the baseband processor to generate a DSC signal, the DSC signal is output to the TX-VCO signal modulation module for modulation, and the modulated signal is amplified and then transmitted out through the antenna;
or, the maritime affairs intelligence leads to equipment still includes the third circuit board, will some parts on the first circuit board set up in on the third circuit board, the first circuit board adopts eight plywood.
2. The maritime intelligence communications device of claim 1, further comprising a display screen coupled to the display driver module.
3. The maritime intelligence communications device of claim 1, wherein the first circuit board is further provided with a power interface connected with the master control chip.
4. The maritime intelligence admittance apparatus of claim 1, wherein the first circuit board is further provided with an NMEA2000 interface and/or an NMEA0183 interface connected with the master control chip.
5. The maritime intelligence communications device of claim 1, wherein the first circuit board is further provided with a loud speaker interface connected with the master control chip.
6. The maritime intelligent navigation device according to claim 1, wherein the first circuit board is further provided with a radar display driver connected with the main control chip, and a radar interface is connected with the radar display driver.
7. The maritime intelligent navigation device of claim 1, wherein the first circuit board is further provided with a sonar display driver connected with the main control chip, and a sonar interface is connected with the sonar display driver.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810545696.4A CN108832951B (en) | 2018-05-25 | 2018-05-25 | Intelligent maritime communication equipment |
| PCT/CN2018/090648 WO2019223029A1 (en) | 2018-05-25 | 2018-06-11 | Intelligent marine communication and navigation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810545696.4A CN108832951B (en) | 2018-05-25 | 2018-05-25 | Intelligent maritime communication equipment |
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| CN108832951A CN108832951A (en) | 2018-11-16 |
| CN108832951B true CN108832951B (en) | 2020-05-01 |
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| CN109743225B (en) * | 2018-12-27 | 2021-09-28 | 深圳市富创优越科技有限公司 | Data testing method and device, storage medium and computer equipment |
| CN111405746B (en) * | 2020-03-27 | 2021-07-27 | 维沃移动通信有限公司 | Multilayer circuit board and electronic equipment |
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2018
- 2018-05-25 CN CN201810545696.4A patent/CN108832951B/en active Active
- 2018-06-11 WO PCT/CN2018/090648 patent/WO2019223029A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CA2653203A1 (en) * | 2006-05-30 | 2007-12-13 | Orbcomm, Inc. | Space based network for detection and monitoring of global maritime shipping using automatic identification system |
| CN104113354A (en) * | 2013-04-22 | 2014-10-22 | 海南睿航航海科技有限公司 | AIS (automatic identification system) equipment |
| CN205121919U (en) * | 2015-11-10 | 2016-03-30 | 广州嘉航通信科技有限公司 | Marine equipment of wireless AIS and system |
| CN105352512A (en) * | 2015-12-18 | 2016-02-24 | 上海华测导航技术股份有限公司 | Navigation and positioning terminal system for ships |
| CN106413327A (en) * | 2016-12-13 | 2017-02-15 | 福建伊斯普电子科技有限公司 | Mobile equipment used for ship based on AIS |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108832951A (en) | 2018-11-16 |
| WO2019223029A1 (en) | 2019-11-28 |
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