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SAE J2735-Draft-Rev26 [issued: 09-18-08]
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37 -
This is an SAE Motor Vehicle Council draft document of the DSRC committee, subject to change.
5.11 Message: MSG_RCMD_SignalPreemptionRequest
Use: The RCMD_SignalPreemptionRequest is a message sent by a vehicle to the RSU in a signalized
intersection. It is used for .. need text here.
ASN.1 Representation:
SignalPreemptionRequest ::= SEQUENCE {
request SignalRequest,
-- the specific request to the intersection
vehicleVIN VINstring,
-- a unique string to identify the requesting vehicle
vehicleData BSMblob,
-- current position data about the vehicle
status VehicleRequestStatus,
-- current status data about the vehicle
timeOfService DSignalSeconds,
-- the time in the near future when service is
-- requested to start
endOfService DSignalSeconds,
-- the time in the near future when service is
-- requested to end
...
}
XML Representation:
<xs:complexType name="SignalPreemptionRequest" >
<xs:sequence>
<xs:element name="request" type="SignalRequest" />
<!-- the specific request to the intersection -->
<xs:element name="vehicleVIN" type="VINstring" />
<!-- a unique string to identify the requesting vehicle -->
<!-- current position data about the vehicle -->
<xs:element name="status" type="VehicleRequestStatus" />
<!-- current status data about the vehicle -->
<xs:element name="timeOfService" type="DSignalSeconds" />
<!-- the time in the near future when service is
requested to start -->
<xs:element name="endOfService" type="DSignalSeconds" />
<!-- the time in the near future when service is
requested to end -->
</xs:sequence>
</xs:complexType>
In addition, this item may be used by data structures in other ITS standards.
5.12 Message: MSG_RCMD_SignalPriorityRequest
Use: The RCMD_SignalPriorityRequest is a message sent by a vehicle to the RSU in a signalized
intersection. It is used for .. need text here.
ASN.1 Representation:
SignalPriorityRequest ::= SEQUENCE {
request SignalRequest,
-- the specific request to the intersection
vehicleVIN VINstring,
-- a unique string to identify the requesting vehicle
vehicleData BSMblob,
-- current position data about the vehicle
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