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Patent Searching and Data


Title:
AUTONOMOUS WORK VEHICLE
Document Type and Number:
WIPO Patent Application WO/2017/208306
Kind Code:
A1
Abstract:
This autonomous work vehicle is provided with: a first control calculation unit which outputs a first steering value calculated for deviation elimination, on the basis of the positional deviation between a target travel path and the position of the vehicle; a second control calculation unit which outputs a second steering value calculated for deviation elimination, on the basis of the positional deviation and a weighted directional deviation obtained using a weighting factor having a tendency to decrease with increasing positional deviation; a target steering calculation unit which outputs a target steering value for traveling along the target travel path, on the basis of the first steering value and the second steering value; a steering drive control unit which receives the target steering value and outputs a steering drive signal; and a steering drive unit which steers a steering wheel on the basis of the steering drive signal.

Inventors:
IWAMI Kenichi (Sakai Seizosho 64, Ishizukitamachi, Sakai-ku, Sakai-sh, Osaka 23, 〒5900823, JP)
HAYASHI Shigeki (Sakai Seizosho 64, Ishizukitamachi, Sakai-ku, Sakai-sh, Osaka 23, 〒5900823, JP)
Application Number:
JP2016/065918
Publication Date:
December 07, 2017
Filing Date:
May 30, 2016
Export Citation:
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Assignee:
KUBOTA CORPORATION (2-47, Shikitsuhigashi 1-chome Naniwa-ku, Osaka-sh, Osaka 01, 〒5568601, JP)
International Classes:
G05D1/02
Foreign References:
JP2001350521A2001-12-21
JPH05197423A1993-08-06
JP2002333922A2002-11-22
Attorney, Agent or Firm:
R&C IP LAW FIRM (3-3 Nakanoshima 3-chome, Kita-ku Osaka-sh, Osaka 05, 〒5300005, JP)
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