Invention Grant
- Patent Title: Navigation apparatus and positioning method thereof
- Patent Title (中): 导航装置及其定位方法
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Application No.: US12480140Application Date: 2009-06-08
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Publication No.: US08214149B2Publication Date: 2012-07-03
- Inventor: Meng-Shu Lee , Ying-Chuan Liu , Chien-Wei Ho , Yu Hui Hsu
- Applicant: Meng-Shu Lee , Ying-Chuan Liu , Chien-Wei Ho , Yu Hui Hsu
- Applicant Address: TW Hsinchu Hsien
- Assignee: MStar Semiconductor, Inc.
- Current Assignee: MStar Semiconductor, Inc.
- Current Assignee Address: TW Hsinchu Hsien
- Agency: Edell, Shapiro & Finnan, LLC
- Priority: TW97123459A 20080624
- Main IPC: G01C21/00
- IPC: G01C21/00
Abstract:
A positioning method for a navigation apparatus and the navigation apparatus are provided. The positioning method includes steps of receiving a Global Positioning System (GPS) signal; reading a previous position-velocity-time (PVT) data; reading a previous map matching (MMT) result; and computing current PVT data according to at least one of the previous PVT data and the previous MMT result.
Public/Granted literature
- US20090319183A1 Navigation Apparatus and Positioning Method Thereof Public/Granted day:2009-12-24
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