Optical: systems and elements – Optical modulator – Light wave temporal modulation
Reexamination Certificate
2008-07-29
2010-10-12
Spector, David N (Department: 2873)
Optical: systems and elements
Optical modulator
Light wave temporal modulation
C359S578000, C359S589000
Reexamination Certificate
active
07813029
ABSTRACT:
The color reflected by an interferometric modulator may vary as a function of the angle of view. A range of colors are thus viewable by rotating the interferometric modulator relative to an observer. By placing a textured layer between an observer and an interferometric modulator, a pattern which includes the range of colors may be viewed by the observer, and the range of colors may thus be viewable from a single viewing angle.
REFERENCES:
patent: 2590906 (1952-04-01), Tripp
patent: 2005/0128543 (2005-06-01), Phillips
patent: 2009/0279174 (2009-11-01), Miles et al.
patent: 1847862 (2007-10-01), None
Notification of Transmittal of International Search Report and Written Opinion issued in International Application No. PCT/US2008/071501 on Oct. 21, 2008.
Notification of Transmittal of International Preliminary Report on Patentability issued in International Application No. PCT/US2008/071501, dated Oct. 28, 2009.
Griffiths Jonathan C.
Kothari Manish
Sethi Gaurav
Worthington Eric
Knobbe Martens Olson & Bear LLP
QUALCOMM MEMS Technologies Inc.
Spector David N
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