Heat transfer structures
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United States of America Patent
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May 13, 2008
Grant Date -
Nov 16, 2006
app pub date -
Feb 17, 2006
filing date -
Nov 5, 2003
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A switching element includes a bubble chamber, a heater and a heat conductor. The bubble chamber holds fluid. The bubble chamber includes a trench within a planar light circuit and includes a trench within an integrated circuit attached to the planar light circuit. The heater is located under the trench within the integrated circuit. The heat conductor is attached to the integrated circuit. The heat conductor is located within the trench within the integrated circuit. A portion of the heat conductor is in close proximity to the heater. The heat conductor is more heat conductive than the fluid within the bubble chamber.
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