Share this article Share this article ResearchAndMarkets.com's offering. HD Map Industry Report: the Curtain on Industrial Integration is Lifted, and Four Survival Models Maybe Staged. In current stage, the challenge of HD map lies in follow-up maintenance and updates rather than initial mapping. Industry insiders still disagree over the frequency of HD map update, but it is clear that HD map does not need real-time update of all data, and elements of different attributes vary in update frequency, among which dynamic map layer needs the most frequent updates on traffic conditions including v...