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PCE
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IPC Subgroup
G02F 2/02

Frequency-changing of light, e.g. by quantum counters

Introduced: July 1974

Last revised: January 2006

Full Title

Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light > Frequency-changing of light, e.g. by quantum counters

Classification Context

Section:
PHYSICS
Class:
OPTICS
Subclass:
OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS