Inventor
RAO QUANCHENG
CN2 patents
Patents
2 patentsUS11526536B2Dec 13, 2022
Systems and methods for identifying grids of geographical region in map
BEIJING DIDI INFINITY TECHNOLOGY & DEV CO LTD4 citations66
US10893379B2Jan 12, 2021
System and method for determining whether an object belongs to a target geo-fence
BEIJING DIDI INFINITY TECHNOLOGY & DEV CO LTD0 citations45