Communication apparatus, communication method and installation method of railway vehicle-facility intra communication system
First Claim
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1. A railway vehicle-facility intra communication system, wherein a communication apparatus installed in a railway vehicle transmits and receives information with a communication apparatus installed in a railway facility, characterizing;
- to have a capability to communicate to said communication apparatus as a destination device, installed in said railway facility, which is connected to a power supply line for supplying electric power to said railway vehicle, through said power supply line as a communication line.
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Abstract
A communication apparatus installed in the trains and that in a complex station building, a station or a maintenance factory communication through feeders, trolley wires or third rails can communicate each other. The present invention can realize a low cost vehicle-facility intra communication system that provides various information services available in the train.
23 Citations
26 Claims
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1. A railway vehicle-facility intra communication system, wherein a communication apparatus installed in a railway vehicle transmits and receives information with a communication apparatus installed in a railway facility, characterizing;
to have a capability to communicate to said communication apparatus as a destination device, installed in said railway facility, which is connected to a power supply line for supplying electric power to said railway vehicle, through said power supply line as a communication line. - View Dependent Claims (3, 5, 7, 9, 11, 13, 15, 17, 19)
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2. A railway vehicle-facility intra communication system, wherein a communication apparatus installed in a railway facility transmits and receives information with a communication apparatus installed in a railway vehicle, characterizing;
to have a capability to communicate to said communication apparatus as a destination device, installed in a railway vehicle, which is connected to said power supply line for supplying electric power to said railway vehicle, through said power line as a communication line. - View Dependent Claims (4, 6, 8, 10, 12, 14, 16, 18, 20)
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21. A railway vehicle-facility intra communication method, wherein communication apparatus installed in a railway vehicle and in a railway facility, which are connected to a power supply line for supplying electric power to said railway vehicle, transmits and receives information therebetween through said power supply line as a communication line, characterizing;
to have a capability to handle a graphic information that is displayed on a display device for passenger service.
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22. A railway vehicle-facility intra communication method, wherein communication apparatus installed in a railway vehicle and in a railway facility, which are connected to a power supply line for supplying electric power to said railway vehicle, transmits and receives information therebetween through said power supply line as a communication line, characterizing;
to have a capability to handle a graphic information that is displayed on a display device for train operator service.
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23. A railway vehicle-facility intra communication method, wherein communication apparatus installed in a railway vehicle and in a railway facility, which are connected to a power supply line for supplying electric power to said railway vehicle, transmits and receives information therebetween through said power supply line as a communication line, characterizing;
to have a capability to execute a real-time communication process in transmitting train operation data to be used for maintenance and inspection of said railway vehicle.
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24. A railway vehicle-facility intra communication method, wherein communication apparatus installed in a railway vehicle and in a railway facility, which are connected to a power supply line for supplying electric power to said railway vehicle, transmits and receives information therebetween through said power supply line as a communication line, characterizing;
to include a protocol conversion function in said communication line by at least another one set of two communication apparatuses connected to isolated two feeders that form said communication line.
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25. An installation method to install a communication apparatus used for railway vehicle-facility intra communication system, wherein said communication apparatus installed in a railway vehicle and in a railway facility, which are connected to a power supply line for supplying electric power to said railway vehicle, transmits and receives information therebetween through said power supply line as a communication line, characterizing;
to install said communication apparatus in one of rooms among a hollow gap between a ceiling and roof of said vehicle, a hollow gap between the external floor and the interior floor of said vehicle and a hollow gap between the external wall and the interior wall of said vehicle. - View Dependent Claims (26)
Specification