Patent ID: 11960012
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Measurement (Instruments)
Classification: CPC G | IPC G

Claim 10:
11. The method according to claim 1, wherein the method further comprises:
obtaining, by the first electronic device, an ith layer of tile map in N layers of tile maps, wherein the ith layer of tile map comprises a plurality of map tiles, 2<i<N, and both i and N are positive integers;
obtaining, by the first electronic device, at least one first grid data of at least one first grid in at least one map tile in the ith layer of tile map, wherein the at least one first grid of the at least one map tile is at least one geographic area in a plurality of geographic areas obtained by dividing the map tile, a first grid area of each first grid is less than the preset area threshold, and one first grid data of one first grid comprises location information and a one first grid sky blocking curve of the at least one first grid; and
storing, by the first electronic device, the grid data of the at least one first grid, wherein the grid data corresponding to the one candidate location is of a first grid closest to the one candidate location.