The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 02, 1988
Filed:
Nov. 14, 1985
Applicant:
Inventors:
William A Crossland, Harlow, GB;
Anthony B Davey, Bishops Stortford, GB;
Neil Collings, Harlow, GB;
Matthew F Bone, Bishops Stortford, GB;
Assignee:
STC plc, , GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F / ; G03H / ;
U.S. Cl.
CPC ...
3503 / ; 35016213 ; 35016214 ; 350330 ; 3503 / ;
Abstract
Bistable operation of ferroelectric liquid crystal smectic I* or smectic F* cells is disclosed which uses a greater liquid crystal layer thickness than is achievable with smectic C* material while yet retaining bistability of operation. One or more such cells are employed in two-dimensional information processing apparatus.