10.6.2.2: Provide Field Data Sharing Services

This process shall manage data subscriptions for a field or roadside based application. This process shall provide access to a catalog of available data, manages the necessary user information and rules that govern the data subscriptions, supports communications with data providers to collect data per the subscription rules. As data is received this process shall make the data available to the field based application through other processes within the Manage Traffic function or the Provide Driver and Traveler Services functions. This process shall provide the local user interface through which a user can specify and manage subscriptions. This process shall support different mechanisms for collecting data for the end-user including one-time query-response as well as publish-subscribe services. This process shall receive time from an external Network Time Server to use to provide accurate timestamps for connected vehicle application data to be stored or transmitted to other processes. When available this process shall also use inputs of a local form of time expressed in universal time coordinated (UTC) format from a Connected Vehicle Support Service in order to synchronize time based data distribution with other connected vehicle functions.

This process is associated with the Connected Vehicle Roadside Equipment physical object.

This process is associated with the following functional objects:

• RSE Support Services

This process is associated with the following data flows:

• data_provision_for_distribution
• data_publication_from_distribution
• data_publication_from_query
• data_query_request
• data_subscription_request
• fnts-external_source_time
• roadside_service_advertisement
• utc_local_time_for_field