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CN109616755A
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A kind of ship wide-band communication system using satellite as transponder
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CN109616749A
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A kind of antenna for marine radar
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CN109616754A
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A kind of ship terminal wireless equipment transmitting-receiving control system and control method
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CN109617592A
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A kind of satellite communication system suitable for spitkit
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CN109613482A
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A kind of ship-navigation radar with long-distance monitoring and alarming function
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CN109616740A
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A kind of self-organizing ship-positioning system and its localization method based on dirigible
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CN109613494A
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A kind of method and device of locating and monitoring target
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CN109613499A
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A kind of polarization reconfigurable method, device and the GPS antenna of GPS antenna
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CN109613495A
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A kind of GPS information benefit transmission method from vehicle-mounted DVR to GPS server
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CN109616739A
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One kind being based on public network GPRS/CDMA/3G shipping emergency position indicator
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CN109616748A
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A kind of foreign-going ship pre-warning system for monitoring and its working method
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CN109613573A
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GPS positioning system and GPS control method
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CN109616753A
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The comprehensive management device and method of ship
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CN109616772A
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Antenna, antenna system and AIS ship oceangoing ship monitoring method
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CN109613493A
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A kind of staff locating and monitoring system
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CN109616744A
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RFID device for supervision of river vessels
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CN109616752A
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Locomotive, ship major accident alarm
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CN109616747A
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Shipping container air-vent cover antenna housing
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CN109613498A
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A kind of locating and monitoring equipment
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CN109618277A
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A kind of zone location monitoring method, system and terminal
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