Short range radio continuous communication method and system

   
   

To obtain a communication method which makes it possible to perform continuously communication through roadside antennas alternately arranged for a time sharing operation. Roadside antennas are arranged so that communication ranges are suitably overlapped for making the time sharing operation possible, and an on-vehicle device searches a communication frame from an adjacent next antenna during the communication with one of the roadside antennas at the overlapping point, and in the case where an FCMS can continuously be received, a switching from the communicating antenna to the adjacent antenna is instantaneously performed to make it possible to continue the communications between the roadside devices and the on-vehicle device.

Obtener un método de la comunicación que permite realizar continuamente la comunicación a través de las antenas del borde de la carretera alternativamente arregló para una operación del timesharing. Se arreglan las antenas del borde de la carretera para traslapar gamas de la comunicación convenientemente para hacer la operación del timesharing posible, y un dispositivo del en-vehi'culo busca un marco de la comunicación de una antena siguiente adyacente durante la comunicación con una de las antenas del borde de la carretera en el punto traslapado, y en el caso donde un FCMS puede ser recibido continuamente, una conmutación de la antena que se comunica a la antena adyacente se realiza instantáneamente para permitir continuar las comunicaciones entre los dispositivos del borde de la carretera y el dispositivo del en-vehi'culo.

 
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