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Patent Searching and Data


Title:
A METHOD FOR ADAPTING SHIFT SCHEDULE OF AN AUTOMATIC TRANSMISSION BASED ON GPS/MAP INFORMATION
Document Type and Number:
WIPO Patent Application WO/2010/014338
Kind Code:
A3
Abstract:
A powertrain control includes monitoring map preview information, determining a road gradient factor based upon the map preview information, and adapting a transmission shift schedule based upon the road gradient factor.

Inventors:
KIM DAEKYUN (US)
HEBBALE KUMARASWAMY V (US)
LEE CHUNHAO J (US)
Application Number:
US2009/049362
Publication Date:
May 14, 2010
Filing Date:
July 01, 2009
Export Citation:
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Assignee:
GM GLOBAL TECHNOLOGY OPERATIONS, INC. (300 Renaissance Center, P.O. Box 300Detroit, MI, 48265-3000, US)
International Classes:
F16H59/66; F16H59/60; F16H61/00
Foreign References:
US5832400A1
JP2000074199A2000-03-07
JP2006096335A2006-04-13
JP2002106713A2002-04-10
Attorney, Agent or Firm:
CICHOSZ, Vincent, A. (Cichosz and Cichosz, PLLC129 E. Commerce Stree, Milford MI, 48381, US)
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