a telegram transmitted by LEU to a switchable balise in the event of communication failurebetween LEU and the external equipment,or a telegram transmitted by a switchable balise in theevent of communication failure between LEU and the switchable balise...[继续阅读]

    the data communication from the LEU or the fixed balise to the kernel...[继续阅读]

    7.3.1 The minimum number of balises in a balise group shall be 1.The maximum number of balisesin a balise group shall be 8.7.3.2 Unlinked balise group shall consist of at least two balises.7.3.3 The minimum distance between two consecutive balises in the ...[继续阅读]

    The area under the antenna unit shall be free from cables.Cables in the area around the antenna unit shall be placed at a distance that guarantees that no influence is possible to/from other onboard transmission equipment in compliance with the manufactur...[继续阅读]

    the interface between BTM and antenna unit...[继续阅读]

    unencoded user data compiled in a specified data format...[继续阅读]

    Balise,LEU,BTM and antenna unit shall be adapted to air pressure of 70 kPa-106 kPa (altitudenot exceeding 3 000 m)....[继续阅读]

    The manufacturer shall specify the performance of the antenna unit and its maximum allowed debris as shown in Table E.4.Table E.4 Allowed Debris Under the Antenna Unit unit: mmMaterialDescriptionLayer below the bottom of the antenna unitSnowFresh,0℃-Wet,2...[继续阅读]

    10.3.1 The balise enclosure shall be designed as to allow correct operation at the IP67 environmentalrating as defined in GB/T 4208-2017.10.3.2 The LEU enclosure shall be designed as to allow correct operation at the IP20 environmentalrating as defined in...[继续阅读]

    an onboard balise transmission unit...[继续阅读]