Electricity: motive power systems – Positional servo systems – Vehicular guidance systems with single axis control
Reexamination Certificate
2006-05-30
2006-05-30
Duda, Rina (Department: 2837)
Electricity: motive power systems
Positional servo systems
Vehicular guidance systems with single axis control
C318S581000, C318S582000, C318S587000, C318S640000, C701S001000, C701S002000, C701S022000, C701S025000, C701S200000, C701S223000, C701S301000
Reexamination Certificate
active
07053580
ABSTRACT:
An autonomous machine comprises driving means for moving the machine along a surface of an area, and a navigation system. The navigation system causes the machine to follow a boundary of the area, storing path information on the path travelled by the machine as the machine follows the boundary and compares when the machine has returned to a previously visited position in the area. The navigation system compares the latest section of the path travelled by the machine with information representing a section of the path previously stored in the memory and decides when the new path information and previously stored path information are substantially the same.
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Duda Rina
Dyson Limited
Morrison & Foerster / LLP
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