Optical: systems and elements – Optical modulator – Light wave temporal modulation
Reexamination Certificate
2007-10-02
2007-10-02
Mack, Ricky (Department: 2873)
Optical: systems and elements
Optical modulator
Light wave temporal modulation
C359S900000
Reexamination Certificate
active
11409145
ABSTRACT:
A method of determining the transmission state of an electrochromic device includes applying a voltage across the electrochromic device, using the applied voltage and current for calculating leakage current of the electrochromic device and determining ionic current as the difference between the applied current and the leakage current. The method includes using the ionic current for determining the transmission state of the electrochromic device.
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Mack Ricky
Sage Electrochromics, Inc.
Tra Tuyen
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