Unmanned vehicle control system and method
CA 1231160 A · Owner: Kabushiki Kaisha Meidensha · Inventors: Yoshida, Susumu; Suzuki, Tetsuji; Ogawa, Hiroshi
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An unmanned vehicle is so controlled as to travel along a guide line in response to command signals transmitted from a fixed host computer. The vehicle includes a driving motor, a steering motor a driving, motor chopper, a steering motor chopper a speed detector, an offset (misalignment away from the guide line) detector, a main CPU, etc. Since detected offset values are directly feedbacked to the main CPU through a steering control interface and the steering motor chopper is directly controlled by the main CPU through the steering interface; it is possible to eliminate other CPUs conventionally provided for turning on or off both the choppers, separately. Further, since the duty ratio of …
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted January 5, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 5, 2005.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.