12. The apparatus of claim 10 , wherein the continual range queries define respective geographic regions of interest, the geographic regions of interest remaining stationary over multiple evaluations of the continual range queries.
12. The apparatus of claim 10 , wherein the continual range queries define respective geographic regions of interest, the geographic regions of interest remaining stationary over multiple evaluations of the continual range queries. 14. The apparatus of claim 12 , wherein the one or more moving objects comprise cellular phones.