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公开(公告)号:US20120274510A1
公开(公告)日:2012-11-01
申请号:US13189740
申请日:2011-07-25
申请人: Seung-Yoon LEE , Do-Hyoung CHUNG , Myeong-Woo KOO
发明人: Seung-Yoon LEE , Do-Hyoung CHUNG , Myeong-Woo KOO
IPC分类号: G01S19/48
CPC分类号: G01S19/252
摘要: An apparatus and method for location estimation in a portable terminal are provided. An operation of the portable terminal includes, if a location estimation function is activated, determining whether a reference location corresponding to a cell IDentifier (ID) of a currently connected cell is prestored, determining a search frequency range of a Global Positioning System (GPS) signal using the stored reference location, and estimating a location of the portable terminal using the GPS signal detected in the search frequency range.
摘要翻译: 提供了一种用于便携式终端中的位置估计的装置和方法。 便携式终端的操作包括:如果位置估计功能被激活,则确定与当前连接的小区的小区标识符(ID)相对应的参考位置是否被预先存储,确定全球定位系统(GPS)的搜索频率范围, 使用存储的参考位置的信号,以及使用在搜索频率范围中检测到的GPS信号来估计便携式终端的位置。