Active night vision thermal control system

Radiant energy – Infrared-to-visible imaging

Reexamination Certificate

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Reexamination Certificate

active

06969855

ABSTRACT:
A thermal control system (11) for a light source (46) of a vision system (10) includes a heater (63) that is thermally coupled to the light source (46). A thermal sensor (60) is thermally coupled to the light source (46) and generates a temperature signal. A controller (50) is coupled to the heater (63) and to the thermal sensor (60). The controller (50) operates the heater (63) when the temperature signal is below a maximum temperature limit.

REFERENCES:
patent: 3751166 (1973-08-01), Starkey et al.
patent: 5482013 (1996-01-01), Andrews et al.
patent: 6188189 (2001-02-01), Blake
patent: 6603507 (2003-08-01), Jiang et al.
patent: 6795237 (2004-09-01), Marinelli et al.
U.S. Appl. No. 10/250062, filed May 2003, Marinelli et al.

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