发明名称 Satellite Signal Reception Device, Timekeeping Device with a Satellite Signal Reception Device, and Satellite Signal Reception Method
摘要 A satellite signal reception device has a reception unit that receives satellite signals transmitted from a positioning information satellite, a timekeeping unit that keeps time internally, a power supply unit that supplies power at least to the reception unit, a correlation process unit that is disposed in the reception unit and has a plurality of correlators for determining a correlation with the satellite signal when receiving satellite signals, and a correlation process count determination unit that determines how many correlators to use when the reception unit receives the satellite.
申请公布号 US2009315763(A1) 申请公布日期 2009.12.24
申请号 US20080133191 申请日期 2008.06.04
申请人 SEIKO EPSON CORPORATION 发明人 MATSUZAKI JUN
分类号 G01S1/00;G04B47/00;G04G5/00;G04G99/00;H04B7/185 主分类号 G01S1/00
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