Invention Grant
- Patent Title: GPS assisted vehicular longitudinal velocity determination
- Patent Title (中): GPS辅助车速纵向速度测定
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Application No.: US11758059Application Date: 2007-06-05
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Publication No.: US08095309B2Publication Date: 2012-01-10
- Inventor: Jihan Ryu , Cheng-Foo Chen
- Applicant: Jihan Ryu , Cheng-Foo Chen
- Applicant Address: US MI Detroit
- Assignee: GM Global Technology Operations LLC
- Current Assignee: GM Global Technology Operations LLC
- Current Assignee Address: US MI Detroit
- Main IPC: G01C21/00
- IPC: G01C21/00
Abstract:
A vehicle includes a GPS system and a longitudinal accelerometer. Accelerometer corrections are derived based on GPS velocity data. Individual wheel speeds are determined based on GPS velocity data. Longitudinal vehicle velocity may be determined based on accelerometer data or individual wheel speeds.
Public/Granted literature
- US20080306687A1 GPS assisted vehicular longitudinal velocity determination Public/Granted day:2008-12-11
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