发明名称 Positioning device, method of controlling positioning device, program for controlling positioning device, and computer-readable recording medium having program for controlling positioning device recorded thereon
摘要 A positioning device includes a position calculation section which calculates a determined position of the positioning device based on a satellite signal S 1 and the like, a velocity calculation section which calculates moving velocity of the positioning device, a stationary state determination section which determines whether or not a stationary state condition beta is satisfied in which a time elapsed from the last positioning is within an allowable time range specified in advance, moving velocity v 0 during the last positioning is within a first velocity allowable range specified in advance, and current moving velocity v 1 is within a second velocity allowable range specified in advance, an average position calculation section which calculates an average position Q 1 by averaging a determined position P 0 during the last positioning and a current determined position P 1 , and the like.
申请公布号 US2007203647(A1) 申请公布日期 2007.08.30
申请号 US20070710977 申请日期 2007.02.27
申请人 SEIKO EPSON CORPORATION 发明人 MIZUOCHI SHUNICHI;KURATA TOMOYUKI;MURAKI KIYOTAKA;YANO KOICHIRO
分类号 G01C21/00;G01S19/14;G01S19/49;G08G1/0969 主分类号 G01C21/00
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