 |
 |
 |
 |
|
 |
 |
SAE J2735-Draft-Rev28 [issued: 11-10-08]
-
53 -
This is an SAE Motor Vehicle Council draft document of the DSRC committee, subject to change.
</xs:element>
<!-- where the LSB is in
units of 0.01 m/s
max delta value of 2.55 m/s
1 byte in length -->
</xs:sequence>
</xs:complexType>
Used By: This entry is used directly by one other data structure in this standard, a DF called
DF_VehicleMotionTrail <ASN> <XML>. In addition, this item may be used by data structures in
other ITS standards.
6.7 Data Element: DF_BSM_Blob
Use: The octet blob data element used to define vehicle position and motion Used in the basic safety
message (hence the name BSM blob) as well as in other messages.
ASN.1 Representation:
BSMblob ::= OCTET STRING (SIZE(37))
-- made up of the following 30 packed bytes:
-- msgCnt MsgCount, -x- 1 byte
-- id TemporaryID, -x- 4 bytes
-- secMark DSecond, -x- 2 bytes
-- lat Latitude, -x- 4 bytes
-- long Longitude, -x- 4 bytes
-- elev Elevation, -x- 2 bytes
-- accuracy PositionalAccuracy, -x- 4 bytes
-- speed Speed, -x- 2 bytes
-- heading Heading, -x- 2 byte
-- accelSet AccelerationSet4Way, -x- accel set (four way) 7 bytes
-- brakes BrakeSystemStatus, -x- 2 bytes
-- size VehicleSize, -x- 3 bytes
XML Representation:
<xs:complexType name="BSMblob" >
<xs:simpleContent>
<xs:annotation>
<xs:documentation>
made up of the following 30 packed bytes:
msgCnt MsgCount, -x- 1 byte
id TemporaryID, -x- 4 bytes
secMark DSecond, -x- 2 bytes
lat Latitude, -x- 4 bytes
long Longitude, -x- 4 bytes
elev Elevation, -x- 2 bytes
accuracy PositionalAccuracy, -x- 4 bytes
speed Speed, -x- 2 bytes
heading Heading, -x- 2 byte
accelSet AccelerationSet4Way, -x- accel set (four way) 7 bytes
brakes BrakeSystemStatus, -x- 2 bytes
size VehicleSize, -x- 3 bytes
</xs:documentation>
</xs:annotation>
<xs:extension base="BSMblob-string" >
<xs:attribute name="EncodingType" use="required">
<xs:simpleType>
<xs:restriction base="xs:NMTOKEN">
<xs:enumeration value="base64Binary"/>
</xs:restriction>
</xs:simpleType>
</xs:attribute>
</xs:extension>
</xs:simpleContent>
</xs:complexType>