CLEANING SYSTEM
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United States of America Patent
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N/A
Issued Date -
Oct 11, 2012
app pub date -
May 24, 2011
filing date -
Apr 11, 2011
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A cleaning system including a first virtual wall, a second virtual wall and a cleaning robot is disclosed. The first virtual wall includes a first specific pattern. When a light emits the first specific pattern, a first specific reflected light is generated. The second virtual wall includes a second specific pattern. When the light emits the second specific pattern, a second specific reflected light is generated. The cleaning robot, based on the first and the second specific reflected lights, obtains and records positions of the first and the second virtual walls. The cleaning robot defines a first virtual line according to the recorded positions. A traveling path of the cleaning robot is limited by the first virtual line.
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Cited Art Landscape
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