The preparation of PT/PEK-c films is reported as well as their dielectric and optical properties. The c-axis orientation ratio of the films is 68%. Dielectric c
The effect of carrier phase error in digital image transmission system is discussed.Code error rate and SNR with carrier phase error in Gauss white noise channe
An experimental way for the thermal characterization of semiconductor lasers based on I-V method under pulse driving conditions has been developed, with which t
A process suitable for production on a large scale of cold light mirror for film projector is introduced.Deposition parameters required for producing TiO2/SiO2
A new S-type of erbium-ytterbium co-doped phosphate glass waveguide amplifier integrated with cascaded multilayer medium thin film filter is proposed,this S-typ
Using computer-controlled liquid crystal display(LCD)as an image processor and a CCD camera as a detector,phase-only correlation measurement is performed with t
Parameter quantification principle of three-dimensional(3-D) fluorescent spectrum and its realization technique are studied.The potable fiberoptic fluorescent m
Lanthanide has attracted much attention in the field of optical communications in recent years.Some property analyses on optical waveguide of Nd-doped crystal N