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:
Jul. 30, 1985
Filed:
Sep. 29, 1982
Masaaki Kitazima, Hitachiota, JP;
Hideaki Kawakami, Mito, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A matrix display comprises: a plurality of picture cells generally arranged in a matrix, the picture cells being defined by a plurality of first electrodes arranged on a first substrate and at least one common electrode arranged on a second substrate and a display medium held therebetween; a plurality of first signal lines and a plurality of second signal lines crossing to the first signal lines, arranged on at least one of the first and second substrates; a plurality of first semiconductor switches each having a control terminal, a first main terminal and a second main terminal, a plurality of second semiconductor switches each having a control terminal, a first main terminal and a second main terminal, and a plurality of storage means, arranged at respective crosspoints of the first signal lines and the second signal lines; each of the first signal lines being connected to the control terminal of the associated one of the first semiconductor switches and the first main terminal of the associated one of the second semiconductor switches; each of the second signal lines being connected to the first main terminal of the associated one of the first semiconductor switches; each of the second main terminals of the first semiconductor switches being connected to the associated one of the storage means and the control terminal of the associated one of the second semiconductor switches; and each of the second main terminals of the second semiconductor switches being connected to the associated one of the first electrodes.