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SAE J2735-Draft-Rev26 [issued: 09-18-08] 
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This is an SAE Motor Vehicle Council draft document of the DSRC committee, subject to change.
      </xs:restriction>
</xs:simpleType>
In addition, this item may be used by data structures in other ITS standards.
Remarks: It is the responsibility of the local deployment to ensure that all parties can reach the URL given
over their own networks, and that the protocols used are acceptable to all.
7.7 Data Element: DE_URL_Link
Use: A valid internet style URI / URL in the form of a text string which will link to the designated
resource.
ASN.1 Representation:
URL-Link ::= IA5String (SIZE(1..255))
XML Representation:
<xs:simpleType name="URL-Link" >
      <xs:restriction base="xs:anyURI">
         <xs:minLength value="1"/>
         <xs:maxLength value="255"/>
      </xs:restriction>
</xs:simpleType>
In addition, this item may be used by data structures in other ITS standards.
Remarks: It is the responsibility of the local deployment to ensure that all parties can reach the URL given
over their own networks, and that the protocols used are acceptable to all.
7.8 Data Element: DE_URL_Short
Use: A valid internet style URI / URL in the form of a text string which will be used as the final portion of
a compound string which, when combined with the URL-Base data element, will link to the designated
resource.  The string is to be interpreted as case-insensitive .  Lower case is recommended.   The very first
letter of the string shall be used to differentiate which one of multiple URL-Base values in a single system
is to b used.  This allows for a total of up to 26+10= 36 such base addresses to exist. This initial  letter is
then stripped off and used to differentiate which base a given short value is to be used with.  
ASN.1 Representation:
URL-Short ::= IA5String (SIZE(1..15))
XML Representation:
<xs:simpleType name="URL-Short" >
      <xs:restriction base="xs:string">
         <xs:minLength value="1"/>
         <xs:maxLength value="15"/>
      </xs:restriction>
</xs:simpleType>
Used By: This entry is used directly by one other data structure in this standard, a DF called
MSG_TravelerInformation <ASN> <XML>.   In addition, this item may be used by data structures in
other ITS standards.
Remarks: It is the responsibility of the local deployment to ensure that all parties can reach the URL given
over their own networks, and that the protocols used are acceptable to all.
7.9 Data Element: DE_Acceleration
Use: A data element representing the signed acceleration of the vehicle along some known axis in units of
0.01 meters per second squared.  A range of over 2Gs is supported.  Accelerations in the directions of
forward and to the right are taken as positive.   A 2 byte long value when sent. 
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