NavInfo recently released that it has obtained a number of patent items in the field of autonomous driving, including: vehicle-mounted navigation search engine, wireless LAN indoor precise positioning, navigation electronic map drawing, indoor garage or parking lot map collection, etc. As it can be seen from the above, these patent technologies mainly focus on HAD Maps in the field of autonomous driving. As an indispensable part of the autonomous driving field, the importance of HAD Maps has been recognized by the industry. We believe that it is beneficial for the acceleration of the accomplishment of NavInfo's HAD Map products that it obtains plenty of technical patents in the field of HAD Map.
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