Title:
HIGHLY DIELECTRIC CERAMIC INDICATION UNIT DRIVE SYSTEM
Document Type and Number:
Japanese Patent JPS51150922
Kind Code:
A
Abstract:
PURPOSE: To provide the miximum contrast ratio by applying AC voltage of Vc(-) to Vc(+) or maximum scattering ligh tquantity bias which are obtained by the utilization of scattring light quenity and voltage characteristics of hihgdielectric ceramic (such as PLZT ceramic).
Inventors:
YAMASHITA KUNIO
MIYAUCHI KATSUMI
MIYAUCHI KATSUMI
Application Number:
JP7449975A
Publication Date:
December 24, 1976
Filing Date:
June 20, 1975
Export Citation:
Assignee:
HITACHI LTD
International Classes:
G09F9/30; G09G3/16; (IPC1-7): G06K15/18; G09F9/30