Sensor for use with automatic doors

Details Sensor for use with automatic doors Sensor for use with automatic doors

2006-01-19

2009-02-24

Pham, Toan N (Department: 2612)

Communications: electrical

Condition responsive indicating system

Specific condition

C340S545100, C340S545200, C340S545300, C340S565000

Reexamination Certificate

active

07495556

ABSTRACT:
The present invention relates to a sensor (8) for use with an automatic door comprising at least two detectors (10, 12) based on different technologies, a processor (14) for processing the signals generated by at least two detectors (10, 12) in that it simultaneously uses the signals in order to combine the signals and to accurately detect the situation in a surveillance area (20, 22) sensed by the sensor (8).

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