Patents
Sitemap › G02 - Optics › G02F - Devices or arrangements, the optical operation of which is modified by changing the optical properties of the medium of the devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light, e.g. switching, gating, modulating or demodulating; Techniques or procedures for the operation thereof; Frequency-changing; Non-linear optics; Optical logic elements; Optical analogue/digital converters › G02F 2 - Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light
Patents for G02F 2 - Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light (2,713)
06/1977
06/28/1977US4032351 Rare earth ceramic for frequency conversion of radiation
04/1977
04/26/1977US4020341 Generating and using coherent optical radiation
01/1977
01/18/1977US4003632 Tantalum oxide
09/1976
09/07/1976US3979686 Optical frequency modulation demodulator
08/1976
08/17/1976US3975628 Optical heterodyne receiver with phase or frequency lock
07/1976
07/27/1976US3971941 Quantum counter with temporal discrimination
07/20/1976US3970839 Generating and using coherent optical radiation
07/06/1976US3968361 Laser receiver anti-sun circuit
05/1976
05/25/1976US3958970 Method of casting fluorescent lenses
04/1976
04/13/1976US3950100 Laser heterodyne system
03/1976
03/30/1976US3947681 Electron tunneling device
03/16/1976US3944948 Cascaded data modulation system
03/09/1976US3943464 Modulator for electrical signals processed in a laser-acoustic delay line
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