| 摘要 |
The invention concerns a system for controlling the pressure of a vehicle tyres (2-5) comprising elementary devices for controlling a wheel, each having a pressure sensor and a transmitter (20, 30, 40, 50), a central unit (1) with a common receiver (12) and antenna circuits (21-25), comprising elementary receiver antennae (22-25) respectively associated with the wheel sites (2-5), co-operating with the transmitters (20, 30, 40, 50), and the central unit (1) antenna circuits further comprise a main antenna (21) monitoring the set of pressure controlling devices (20, 30, 40, 50) and switching circuits (13) of the common receiver (12), the main monitoring antenna (21) on each of the elementary acquisition antennae (22-25).
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