Patent ID: 8339393
Filing Date: 2012-12-25
Classification: G06T

Abstract:
1. A three-dimensional electronic map data creation system for creating three-dimensional electronic map data including an external shape and a height of each buildings which are located in scope of sight of a base station antenna used in a wireless communication system, comprising: a hardware implemented unit for acquiring said external shape from already acquired two-dimensional electronic map data, and obtaining said height using both said acquired two-dimensional electronic map data and a photograph in which the buildings described in said two-dimensional electronic map data are imaged, wherein: said photograph is taken from a high-altitude part of or a rooftop of a building having a height larger than an average height of said buildings, wherein the high-altitude part or the rooftop is positioned at which said base station antenna is disposed; and said photograph comprises a building near said base station antenna in said wireless communication system providing a wireless communication service.