Accession Number : ADD014322

Title :   Thermal Modulation of Light Beams.

Descriptive Note : Patent, Filed 13 Jan 88, patented 22 Aug 89,

Corporate Author : DEPARTMENT OF THE NAVY WASHINGTON DC

Personal Author(s) : Bobb, Lloyd C ; White, J ; Davis, Jon P

Report Date : 22 Aug 1989

Pagination or Media Count : 4

Abstract : The phase of light passing through an optical waveguide is modulated by applying electric current to heat the waveguide and thereby alter the length and refractive index thereof. An application for the thermal phase modulation concept is provided in a Mach-Zehnder interferometer. Patents. (JHD)

Descriptors :   *OPTICAL WAVEGUIDES, *PATENTS, *PHASE MODULATION, *THERMAL PROPERTIES, ELECTRIC CURRENT, HEAT, INTERFEROMETERS, LIGHT, REFRACTIVE INDEX

Subject Categories : Electrooptical and Optoelectronic Devices

Distribution Statement : APPROVED FOR PUBLIC RELEASE